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path: root/public
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Diffstat (limited to 'public')
-rw-r--r--public/css/style.css11
-rw-r--r--public/files/.gitignore0
-rw-r--r--public/fine-uploader.css241
-rw-r--r--public/fine-uploader.js11339
-rw-r--r--public/loading.gifbin0 -> 1688 bytes
-rw-r--r--public/upload.html131
6 files changed, 11711 insertions, 11 deletions
diff --git a/public/css/style.css b/public/css/style.css
deleted file mode 100644
index 7a1f67e..0000000
--- a/public/css/style.css
+++ /dev/null
@@ -1,11 +0,0 @@
-body {
- background-color: #5CACEE;
-}
-
-a {
- color: white;
-}
-
-a:hover {
- color: black;
-}
diff --git a/public/files/.gitignore b/public/files/.gitignore
deleted file mode 100644
index e69de29..0000000
--- a/public/files/.gitignore
+++ /dev/null
diff --git a/public/fine-uploader.css b/public/fine-uploader.css
new file mode 100644
index 0000000..162739f
--- /dev/null
+++ b/public/fine-uploader.css
@@ -0,0 +1,241 @@
+/*!
+* Fine Uploader
+*
+* Copyright 2013-present, Widen Enterprises, Inc.
+*
+* Version: 5.10.0
+*
+* Homepage: http://fineuploader.com
+*
+* Repository: git://github.com/FineUploader/fine-uploader.git
+*
+* Licensed only under the MIT license (http://fineuploader.com/licensing).
+*/
+
+
+.qq-uploader {
+ position: relative;
+ width: 100%;
+}
+.qq-upload-button {
+ display: block;
+ width: 105px;
+ padding: 7px 0;
+ text-align: center;
+ background: #880000;
+ border-bottom: 1px solid #DDD;
+ color: #FFF;
+}
+.qq-upload-button-hover {
+ background: #CC0000;
+}
+.qq-upload-button-focus {
+ outline: 1px dotted #000000;
+}
+.qq-upload-drop-area, .qq-upload-extra-drop-area {
+ position: absolute;
+ top: 0;
+ left: 0;
+ width: 100%;
+ height: 100%;
+ min-height: 30px;
+ z-index: 2;
+ background: #FF9797;
+ text-align: center;
+}
+.qq-upload-drop-area span {
+ display: block;
+ position: absolute;
+ top: 50%;
+ width: 100%;
+ margin-top: -8px;
+ font-size: 16px;
+}
+.qq-upload-extra-drop-area {
+ position: relative;
+ margin-top: 50px;
+ font-size: 16px;
+ padding-top: 30px;
+ height: 20px;
+ min-height: 40px;
+}
+.qq-upload-drop-area-active {
+ background: #FF7171;
+}
+.qq-upload-list {
+ margin: 0;
+ padding: 0;
+ list-style: none;
+}
+.qq-upload-list li {
+ margin: 0;
+ padding: 9px;
+ line-height: 15px;
+ font-size: 16px;
+ background-color: #FFF0BD;
+}
+.qq-upload-file, .qq-upload-spinner, .qq-upload-size,
+.qq-upload-cancel, .qq-upload-retry, .qq-upload-failed-text,
+.qq-upload-delete, .qq-upload-pause, .qq-upload-continue {
+ margin-right: 12px;
+ display: inline;
+}
+.qq-upload-file {
+}
+.qq-upload-spinner {
+ display: inline-block;
+ background: url("loading.gif");
+ width: 15px;
+ height: 15px;
+ vertical-align: text-bottom;
+}
+.qq-drop-processing {
+ display: block;
+}
+.qq-drop-processing-spinner {
+ display: inline-block;
+ background: url("processing.gif");
+ width: 24px;
+ height: 24px;
+ vertical-align: text-bottom;
+}
+
+.qq-upload-delete, .qq-upload-pause, .qq-upload-continue {
+ display: inline;
+}
+
+.qq-upload-retry, .qq-upload-delete, .qq-upload-cancel,
+.qq-upload-pause, .qq-upload-continue {
+ color: #000000;
+}
+
+.qq-upload-size, .qq-upload-cancel, .qq-upload-retry,
+.qq-upload-delete, .qq-upload-pause, .qq-upload-continue {
+ font-size: 12px;
+ font-weight: normal;
+}
+.qq-upload-failed-text {
+ display: none;
+ font-style: italic;
+ font-weight: bold;
+}
+.qq-upload-failed-icon {
+ display:none;
+ width:15px;
+ height:15px;
+ vertical-align:text-bottom;
+}
+.qq-upload-fail .qq-upload-failed-text {
+ display: inline;
+}
+.qq-upload-retrying .qq-upload-failed-text {
+ display: inline;
+ color: #D60000;
+}
+.qq-upload-list li.qq-upload-success {
+ background-color: #5DA30C;
+ color: #FFFFFF;
+}
+.qq-upload-list li.qq-upload-fail {
+ background-color: #D60000;
+ color: #FFFFFF;
+}
+.qq-progress-bar {
+ display: block;
+ background: -moz-linear-gradient(top, rgba(30,87,153,1) 0%, rgba(41,137,216,1) 50%, rgba(32,124,202,1) 51%, rgba(125,185,232,1) 100%); /* FF3.6+ */
+ background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgba(30,87,153,1)), color-stop(50%,rgba(41,137,216,1)), color-stop(51%,rgba(32,124,202,1)), color-stop(100%,rgba(125,185,232,1))); /* Chrome,Safari4+ */
+ background: -webkit-linear-gradient(top, rgba(30,87,153,1) 0%,rgba(41,137,216,1) 50%,rgba(32,124,202,1) 51%,rgba(125,185,232,1) 100%); /* Chrome10+,Safari5.1+ */
+ background: -o-linear-gradient(top, rgba(30,87,153,1) 0%,rgba(41,137,216,1) 50%,rgba(32,124,202,1) 51%,rgba(125,185,232,1) 100%); /* Opera 11.10+ */
+ background: -ms-linear-gradient(top, rgba(30,87,153,1) 0%,rgba(41,137,216,1) 50%,rgba(32,124,202,1) 51%,rgba(125,185,232,1) 100%); /* IE10+ */
+ background: linear-gradient(to bottom, rgba(30,87,153,1) 0%,rgba(41,137,216,1) 50%,rgba(32,124,202,1) 51%,rgba(125,185,232,1) 100%); /* W3C */
+ width: 0%;
+ height: 15px;
+ border-radius: 6px;
+ margin-bottom: 3px;
+}
+
+.qq-total-progress-bar {
+ height: 25px;
+ border-radius: 9px;
+}
+
+.qq-total-progress-bar-container {
+ margin: 9px;
+}
+
+INPUT.qq-edit-filename {
+ position: absolute;
+ opacity: 0;
+ filter: alpha(opacity=0);
+ z-index: -1;
+ -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=0)";
+}
+
+.qq-upload-file.qq-editable {
+ cursor: pointer;
+}
+
+.qq-edit-filename-icon.qq-editable {
+ display: inline-block;
+ cursor: pointer;
+}
+
+INPUT.qq-edit-filename.qq-editing {
+ position: static;
+ margin-top: -5px;
+ margin-right: 10px;
+ margin-bottom: -5px;
+
+ opacity: 1;
+ filter: alpha(opacity=100);
+ -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=100)";
+}
+
+.qq-edit-filename-icon {
+ display: none;
+ background: url("edit.gif");
+ width: 15px;
+ height: 15px;
+ vertical-align: text-bottom;
+ margin-right: 5px;
+}
+
+.qq-hide {
+ display: none;
+}
+
+/* <dialog> element styles */
+.qq-uploader DIALOG {
+ display: none;
+}
+
+.qq-uploader DIALOG[open] {
+ display: block;
+}
+
+.qq-uploader DIALOG {
+ display: none;
+}
+
+.qq-uploader DIALOG[open] {
+ display: block;
+}
+
+.qq-uploader DIALOG .qq-dialog-buttons {
+ text-align: center;
+ padding-top: 10px;
+}
+
+.qq-uploader DIALOG .qq-dialog-buttons BUTTON {
+ margin-left: 5px;
+ margin-right: 5px;
+}
+
+.qq-uploader DIALOG .qq-dialog-message-selector {
+ padding-bottom: 10px;
+}
+
+.qq-uploader DIALOG::backdrop {
+ background-color: rgba(0, 0, 0, 0.7);
+}
+/*! 2016-06-16 */
diff --git a/public/fine-uploader.js b/public/fine-uploader.js
new file mode 100644
index 0000000..ee464b6
--- /dev/null
+++ b/public/fine-uploader.js
@@ -0,0 +1,11339 @@
+/*!
+* Fine Uploader
+*
+* Copyright 2013-present, Widen Enterprises, Inc.
+*
+* Version: 5.10.0
+*
+* Homepage: http://fineuploader.com
+*
+* Repository: git://github.com/FineUploader/fine-uploader.git
+*
+* Licensed only under the MIT license (http://fineuploader.com/licensing).
+*/
+
+
+(function(global) {
+/*globals window, navigator, document, FormData, File, HTMLInputElement, XMLHttpRequest, Blob, Storage, ActiveXObject */
+/* jshint -W079 */
+var qq = function(element) {
+ "use strict";
+
+ return {
+ hide: function() {
+ element.style.display = "none";
+ return this;
+ },
+
+ /** Returns the function which detaches attached event */
+ attach: function(type, fn) {
+ if (element.addEventListener) {
+ element.addEventListener(type, fn, false);
+ } else if (element.attachEvent) {
+ element.attachEvent("on" + type, fn);
+ }
+ return function() {
+ qq(element).detach(type, fn);
+ };
+ },
+
+ detach: function(type, fn) {
+ if (element.removeEventListener) {
+ element.removeEventListener(type, fn, false);
+ } else if (element.attachEvent) {
+ element.detachEvent("on" + type, fn);
+ }
+ return this;
+ },
+
+ contains: function(descendant) {
+ // The [W3C spec](http://www.w3.org/TR/domcore/#dom-node-contains)
+ // says a `null` (or ostensibly `undefined`) parameter
+ // passed into `Node.contains` should result in a false return value.
+ // IE7 throws an exception if the parameter is `undefined` though.
+ if (!descendant) {
+ return false;
+ }
+
+ // compareposition returns false in this case
+ if (element === descendant) {
+ return true;
+ }
+
+ if (element.contains) {
+ return element.contains(descendant);
+ } else {
+ /*jslint bitwise: true*/
+ return !!(descendant.compareDocumentPosition(element) & 8);
+ }
+ },
+
+ /**
+ * Insert this element before elementB.
+ */
+ insertBefore: function(elementB) {
+ elementB.parentNode.insertBefore(element, elementB);
+ return this;
+ },
+
+ remove: function() {
+ element.parentNode.removeChild(element);
+ return this;
+ },
+
+ /**
+ * Sets styles for an element.
+ * Fixes opacity in IE6-8.
+ */
+ css: function(styles) {
+ /*jshint eqnull: true*/
+ if (element.style == null) {
+ throw new qq.Error("Can't apply style to node as it is not on the HTMLElement prototype chain!");
+ }
+
+ /*jshint -W116*/
+ if (styles.opacity != null) {
+ if (typeof element.style.opacity !== "string" && typeof (element.filters) !== "undefined") {
+ styles.filter = "alpha(opacity=" + Math.round(100 * styles.opacity) + ")";
+ }
+ }
+ qq.extend(element.style, styles);
+
+ return this;
+ },
+
+ hasClass: function(name, considerParent) {
+ var re = new RegExp("(^| )" + name + "( |$)");
+ return re.test(element.className) || !!(considerParent && re.test(element.parentNode.className));
+ },
+
+ addClass: function(name) {
+ if (!qq(element).hasClass(name)) {
+ element.className += " " + name;
+ }
+ return this;
+ },
+
+ removeClass: function(name) {
+ var re = new RegExp("(^| )" + name + "( |$)");
+ element.className = element.className.replace(re, " ").replace(/^\s+|\s+$/g, "");
+ return this;
+ },
+
+ getByClass: function(className, first) {
+ var candidates,
+ result = [];
+
+ if (first && element.querySelector) {
+ return element.querySelector("." + className);
+ }
+ else if (element.querySelectorAll) {
+ return element.querySelectorAll("." + className);
+ }
+
+ candidates = element.getElementsByTagName("*");
+
+ qq.each(candidates, function(idx, val) {
+ if (qq(val).hasClass(className)) {
+ result.push(val);
+ }
+ });
+ return first ? result[0] : result;
+ },
+
+ getFirstByClass: function(className) {
+ return qq(element).getByClass(className, true);
+ },
+
+ children: function() {
+ var children = [],
+ child = element.firstChild;
+
+ while (child) {
+ if (child.nodeType === 1) {
+ children.push(child);
+ }
+ child = child.nextSibling;
+ }
+
+ return children;
+ },
+
+ setText: function(text) {
+ element.innerText = text;
+ element.textContent = text;
+ return this;
+ },
+
+ clearText: function() {
+ return qq(element).setText("");
+ },
+
+ // Returns true if the attribute exists on the element
+ // AND the value of the attribute is NOT "false" (case-insensitive)
+ hasAttribute: function(attrName) {
+ var attrVal;
+
+ if (element.hasAttribute) {
+
+ if (!element.hasAttribute(attrName)) {
+ return false;
+ }
+
+ /*jshint -W116*/
+ return (/^false$/i).exec(element.getAttribute(attrName)) == null;
+ }
+ else {
+ attrVal = element[attrName];
+
+ if (attrVal === undefined) {
+ return false;
+ }
+
+ /*jshint -W116*/
+ return (/^false$/i).exec(attrVal) == null;
+ }
+ }
+ };
+};
+
+(function() {
+ "use strict";
+
+ qq.canvasToBlob = function(canvas, mime, quality) {
+ return qq.dataUriToBlob(canvas.toDataURL(mime, quality));
+ };
+
+ qq.dataUriToBlob = function(dataUri) {
+ var arrayBuffer, byteString,
+ createBlob = function(data, mime) {
+ var BlobBuilder = window.BlobBuilder ||
+ window.WebKitBlobBuilder ||
+ window.MozBlobBuilder ||
+ window.MSBlobBuilder,
+ blobBuilder = BlobBuilder && new BlobBuilder();
+
+ if (blobBuilder) {
+ blobBuilder.append(data);
+ return blobBuilder.getBlob(mime);
+ }
+ else {
+ return new Blob([data], {type: mime});
+ }
+ },
+ intArray, mimeString;
+
+ // convert base64 to raw binary data held in a string
+ if (dataUri.split(",")[0].indexOf("base64") >= 0) {
+ byteString = atob(dataUri.split(",")[1]);
+ }
+ else {
+ byteString = decodeURI(dataUri.split(",")[1]);
+ }
+
+ // extract the MIME
+ mimeString = dataUri.split(",")[0]
+ .split(":")[1]
+ .split(";")[0];
+
+ // write the bytes of the binary string to an ArrayBuffer
+ arrayBuffer = new ArrayBuffer(byteString.length);
+ intArray = new Uint8Array(arrayBuffer);
+ qq.each(byteString, function(idx, character) {
+ intArray[idx] = character.charCodeAt(0);
+ });
+
+ return createBlob(arrayBuffer, mimeString);
+ };
+
+ qq.log = function(message, level) {
+ if (window.console) {
+ if (!level || level === "info") {
+ window.console.log(message);
+ }
+ else
+ {
+ if (window.console[level]) {
+ window.console[level](message);
+ }
+ else {
+ window.console.log("<" + level + "> " + message);
+ }
+ }
+ }
+ };
+
+ qq.isObject = function(variable) {
+ return variable && !variable.nodeType && Object.prototype.toString.call(variable) === "[object Object]";
+ };
+
+ qq.isFunction = function(variable) {
+ return typeof (variable) === "function";
+ };
+
+ /**
+ * Check the type of a value. Is it an "array"?
+ *
+ * @param value value to test.
+ * @returns true if the value is an array or associated with an `ArrayBuffer`
+ */
+ qq.isArray = function(value) {
+ return Object.prototype.toString.call(value) === "[object Array]" ||
+ (value && window.ArrayBuffer && value.buffer && value.buffer.constructor === ArrayBuffer);
+ };
+
+ // Looks for an object on a `DataTransfer` object that is associated with drop events when utilizing the Filesystem API.
+ qq.isItemList = function(maybeItemList) {
+ return Object.prototype.toString.call(maybeItemList) === "[object DataTransferItemList]";
+ };
+
+ // Looks for an object on a `NodeList` or an `HTMLCollection`|`HTMLFormElement`|`HTMLSelectElement`
+ // object that is associated with collections of Nodes.
+ qq.isNodeList = function(maybeNodeList) {
+ return Object.prototype.toString.call(maybeNodeList) === "[object NodeList]" ||
+ // If `HTMLCollection` is the actual type of the object, we must determine this
+ // by checking for expected properties/methods on the object
+ (maybeNodeList.item && maybeNodeList.namedItem);
+ };
+
+ qq.isString = function(maybeString) {
+ return Object.prototype.toString.call(maybeString) === "[object String]";
+ };
+
+ qq.trimStr = function(string) {
+ if (String.prototype.trim) {
+ return string.trim();
+ }
+
+ return string.replace(/^\s+|\s+$/g, "");
+ };
+
+ /**
+ * @param str String to format.
+ * @returns {string} A string, swapping argument values with the associated occurrence of {} in the passed string.
+ */
+ qq.format = function(str) {
+
+ var args = Array.prototype.slice.call(arguments, 1),
+ newStr = str,
+ nextIdxToReplace = newStr.indexOf("{}");
+
+ qq.each(args, function(idx, val) {
+ var strBefore = newStr.substring(0, nextIdxToReplace),
+ strAfter = newStr.substring(nextIdxToReplace + 2);
+
+ newStr = strBefore + val + strAfter;
+ nextIdxToReplace = newStr.indexOf("{}", nextIdxToReplace + val.length);
+
+ // End the loop if we have run out of tokens (when the arguments exceed the # of tokens)
+ if (nextIdxToReplace < 0) {
+ return false;
+ }
+ });
+
+ return newStr;
+ };
+
+ qq.isFile = function(maybeFile) {
+ return window.File && Object.prototype.toString.call(maybeFile) === "[object File]";
+ };
+
+ qq.isFileList = function(maybeFileList) {
+ return window.FileList && Object.prototype.toString.call(maybeFileList) === "[object FileList]";
+ };
+
+ qq.isFileOrInput = function(maybeFileOrInput) {
+ return qq.isFile(maybeFileOrInput) || qq.isInput(maybeFileOrInput);
+ };
+
+ qq.isInput = function(maybeInput, notFile) {
+ var evaluateType = function(type) {
+ var normalizedType = type.toLowerCase();
+
+ if (notFile) {
+ return normalizedType !== "file";
+ }
+
+ return normalizedType === "file";
+ };
+
+ if (window.HTMLInputElement) {
+ if (Object.prototype.toString.call(maybeInput) === "[object HTMLInputElement]") {
+ if (maybeInput.type && evaluateType(maybeInput.type)) {
+ return true;
+ }
+ }
+ }
+ if (maybeInput.tagName) {
+ if (maybeInput.tagName.toLowerCase() === "input") {
+ if (maybeInput.type && evaluateType(maybeInput.type)) {
+ return true;
+ }
+ }
+ }
+
+ return false;
+ };
+
+ qq.isBlob = function(maybeBlob) {
+ if (window.Blob && Object.prototype.toString.call(maybeBlob) === "[object Blob]") {
+ return true;
+ }
+ };
+
+ qq.isXhrUploadSupported = function() {
+ var input = document.createElement("input");
+ input.type = "file";
+
+ return (
+ input.multiple !== undefined &&
+ typeof File !== "undefined" &&
+ typeof FormData !== "undefined" &&
+ typeof (qq.createXhrInstance()).upload !== "undefined");
+ };
+
+ // Fall back to ActiveX is native XHR is disabled (possible in any version of IE).
+ qq.createXhrInstance = function() {
+ if (window.XMLHttpRequest) {
+ return new XMLHttpRequest();
+ }
+
+ try {
+ return new ActiveXObject("MSXML2.XMLHTTP.3.0");
+ }
+ catch (error) {
+ qq.log("Neither XHR or ActiveX are supported!", "error");
+ return null;
+ }
+ };
+
+ qq.isFolderDropSupported = function(dataTransfer) {
+ return dataTransfer.items &&
+ dataTransfer.items.length > 0 &&
+ dataTransfer.items[0].webkitGetAsEntry;
+ };
+
+ qq.isFileChunkingSupported = function() {
+ return !qq.androidStock() && //Android's stock browser cannot upload Blobs correctly
+ qq.isXhrUploadSupported() &&
+ (File.prototype.slice !== undefined || File.prototype.webkitSlice !== undefined || File.prototype.mozSlice !== undefined);
+ };
+
+ qq.sliceBlob = function(fileOrBlob, start, end) {
+ var slicer = fileOrBlob.slice || fileOrBlob.mozSlice || fileOrBlob.webkitSlice;
+
+ return slicer.call(fileOrBlob, start, end);
+ };
+
+ qq.arrayBufferToHex = function(buffer) {
+ var bytesAsHex = "",
+ bytes = new Uint8Array(buffer);
+
+ qq.each(bytes, function(idx, byt) {
+ var byteAsHexStr = byt.toString(16);
+
+ if (byteAsHexStr.length < 2) {
+ byteAsHexStr = "0" + byteAsHexStr;
+ }
+
+ bytesAsHex += byteAsHexStr;
+ });
+
+ return bytesAsHex;
+ };
+
+ qq.readBlobToHex = function(blob, startOffset, length) {
+ var initialBlob = qq.sliceBlob(blob, startOffset, startOffset + length),
+ fileReader = new FileReader(),
+ promise = new qq.Promise();
+
+ fileReader.onload = function() {
+ promise.success(qq.arrayBufferToHex(fileReader.result));
+ };
+
+ fileReader.onerror = promise.failure;
+
+ fileReader.readAsArrayBuffer(initialBlob);
+
+ return promise;
+ };
+
+ qq.extend = function(first, second, extendNested) {
+ qq.each(second, function(prop, val) {
+ if (extendNested && qq.isObject(val)) {
+ if (first[prop] === undefined) {
+ first[prop] = {};
+ }
+ qq.extend(first[prop], val, true);
+ }
+ else {
+ first[prop] = val;
+ }
+ });
+
+ return first;
+ };
+
+ /**
+ * Allow properties in one object to override properties in another,
+ * keeping track of the original values from the target object.
+ *
+ * Note that the pre-overriden properties to be overriden by the source will be passed into the `sourceFn` when it is invoked.
+ *
+ * @param target Update properties in this object from some source
+ * @param sourceFn A function that, when invoked, will return properties that will replace properties with the same name in the target.
+ * @returns {object} The target object
+ */
+ qq.override = function(target, sourceFn) {
+ var super_ = {},
+ source = sourceFn(super_);
+
+ qq.each(source, function(srcPropName, srcPropVal) {
+ if (target[srcPropName] !== undefined) {
+ super_[srcPropName] = target[srcPropName];
+ }
+
+ target[srcPropName] = srcPropVal;
+ });
+
+ return target;
+ };
+
+ /**
+ * Searches for a given element (elt) in the array, returns -1 if it is not present.
+ */
+ qq.indexOf = function(arr, elt, from) {
+ if (arr.indexOf) {
+ return arr.indexOf(elt, from);
+ }
+
+ from = from || 0;
+ var len = arr.length;
+
+ if (from < 0) {
+ from += len;
+ }
+
+ for (; from < len; from += 1) {
+ if (arr.hasOwnProperty(from) && arr[from] === elt) {
+ return from;
+ }
+ }
+ return -1;
+ };
+
+ //this is a version 4 UUID
+ qq.getUniqueId = function() {
+ return "xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g, function(c) {
+ /*jslint eqeq: true, bitwise: true*/
+ var r = Math.random() * 16 | 0, v = c == "x" ? r : (r & 0x3 | 0x8);
+ return v.toString(16);
+ });
+ };
+
+ //
+ // Browsers and platforms detection
+ qq.ie = function() {
+ return navigator.userAgent.indexOf("MSIE") !== -1 ||
+ navigator.userAgent.indexOf("Trident") !== -1;
+ };
+
+ qq.ie7 = function() {
+ return navigator.userAgent.indexOf("MSIE 7") !== -1;
+ };
+
+ qq.ie8 = function() {
+ return navigator.userAgent.indexOf("MSIE 8") !== -1;
+ };
+
+ qq.ie10 = function() {
+ return navigator.userAgent.indexOf("MSIE 10") !== -1;
+ };
+
+ qq.ie11 = function() {
+ return qq.ie() && navigator.userAgent.indexOf("rv:11") !== -1;
+ };
+
+ qq.edge = function() {
+ return navigator.userAgent.indexOf("Edge") >= 0;
+ };
+
+ qq.safari = function() {
+ return navigator.vendor !== undefined && navigator.vendor.indexOf("Apple") !== -1;
+ };
+
+ qq.chrome = function() {
+ return navigator.vendor !== undefined && navigator.vendor.indexOf("Google") !== -1;
+ };
+
+ qq.opera = function() {
+ return navigator.vendor !== undefined && navigator.vendor.indexOf("Opera") !== -1;
+ };
+
+ qq.firefox = function() {
+ return (!qq.edge() && !qq.ie11() && navigator.userAgent.indexOf("Mozilla") !== -1 && navigator.vendor !== undefined && navigator.vendor === "");
+ };
+
+ qq.windows = function() {
+ return navigator.platform === "Win32";
+ };
+
+ qq.android = function() {
+ return navigator.userAgent.toLowerCase().indexOf("android") !== -1;
+ };
+
+ // We need to identify the Android stock browser via the UA string to work around various bugs in this browser,
+ // such as the one that prevents a `Blob` from being uploaded.
+ qq.androidStock = function() {
+ return qq.android() && navigator.userAgent.toLowerCase().indexOf("chrome") < 0;
+ };
+
+ qq.ios6 = function() {
+ return qq.ios() && navigator.userAgent.indexOf(" OS 6_") !== -1;
+ };
+
+ qq.ios7 = function() {
+ return qq.ios() && navigator.userAgent.indexOf(" OS 7_") !== -1;
+ };
+
+ qq.ios8 = function() {
+ return qq.ios() && navigator.userAgent.indexOf(" OS 8_") !== -1;
+ };
+
+ // iOS 8.0.0
+ qq.ios800 = function() {
+ return qq.ios() && navigator.userAgent.indexOf(" OS 8_0 ") !== -1;
+ };
+
+ qq.ios = function() {
+ /*jshint -W014 */
+ return navigator.userAgent.indexOf("iPad") !== -1
+ || navigator.userAgent.indexOf("iPod") !== -1
+ || navigator.userAgent.indexOf("iPhone") !== -1;
+ };
+
+ qq.iosChrome = function() {
+ return qq.ios() && navigator.userAgent.indexOf("CriOS") !== -1;
+ };
+
+ qq.iosSafari = function() {
+ return qq.ios() && !qq.iosChrome() && navigator.userAgent.indexOf("Safari") !== -1;
+ };
+
+ qq.iosSafariWebView = function() {
+ return qq.ios() && !qq.iosChrome() && !qq.iosSafari();
+ };
+
+ //
+ // Events
+
+ qq.preventDefault = function(e) {
+ if (e.preventDefault) {
+ e.preventDefault();
+ } else {
+ e.returnValue = false;
+ }
+ };
+
+ /**
+ * Creates and returns element from html string
+ * Uses innerHTML to create an element
+ */
+ qq.toElement = (function() {
+ var div = document.createElement("div");
+ return function(html) {
+ div.innerHTML = html;
+ var element = div.firstChild;
+ div.removeChild(element);
+ return element;
+ };
+ }());
+
+ //key and value are passed to callback for each entry in the iterable item
+ qq.each = function(iterableItem, callback) {
+ var keyOrIndex, retVal;
+
+ if (iterableItem) {
+ // Iterate through [`Storage`](http://www.w3.org/TR/webstorage/#the-storage-interface) items
+ if (window.Storage && iterableItem.constructor === window.Storage) {
+ for (keyOrIndex = 0; keyOrIndex < iterableItem.length; keyOrIndex++) {
+ retVal = callback(iterableItem.key(keyOrIndex), iterableItem.getItem(iterableItem.key(keyOrIndex)));
+ if (retVal === false) {
+ break;
+ }
+ }
+ }
+ // `DataTransferItemList` & `NodeList` objects are array-like and should be treated as arrays
+ // when iterating over items inside the object.
+ else if (qq.isArray(iterableItem) || qq.isItemList(iterableItem) || qq.isNodeList(iterableItem)) {
+ for (keyOrIndex = 0; keyOrIndex < iterableItem.length; keyOrIndex++) {
+ retVal = callback(keyOrIndex, iterableItem[keyOrIndex]);
+ if (retVal === false) {
+ break;
+ }
+ }
+ }
+ else if (qq.isString(iterableItem)) {
+ for (keyOrIndex = 0; keyOrIndex < iterableItem.length; keyOrIndex++) {
+ retVal = callback(keyOrIndex, iterableItem.charAt(keyOrIndex));
+ if (retVal === false) {
+ break;
+ }
+ }
+ }
+ else {
+ for (keyOrIndex in iterableItem) {
+ if (Object.prototype.hasOwnProperty.call(iterableItem, keyOrIndex)) {
+ retVal = callback(keyOrIndex, iterableItem[keyOrIndex]);
+ if (retVal === false) {
+ break;
+ }
+ }
+ }
+ }
+ }
+ };
+
+ //include any args that should be passed to the new function after the context arg
+ qq.bind = function(oldFunc, context) {
+ if (qq.isFunction(oldFunc)) {
+ var args = Array.prototype.slice.call(arguments, 2);
+
+ return function() {
+ var newArgs = qq.extend([], args);
+ if (arguments.length) {
+ newArgs = newArgs.concat(Array.prototype.slice.call(arguments));
+ }
+ return oldFunc.apply(context, newArgs);
+ };
+ }
+
+ throw new Error("first parameter must be a function!");
+ };
+
+ /**
+ * obj2url() takes a json-object as argument and generates
+ * a querystring. pretty much like jQuery.param()
+ *
+ * how to use:
+ *
+ * `qq.obj2url({a:'b',c:'d'},'http://any.url/upload?otherParam=value');`
+ *
+ * will result in:
+ *
+ * `http://any.url/upload?otherParam=value&a=b&c=d`
+ *
+ * @param Object JSON-Object
+ * @param String current querystring-part
+ * @return String encoded querystring
+ */
+ qq.obj2url = function(obj, temp, prefixDone) {
+ /*jshint laxbreak: true*/
+ var uristrings = [],
+ prefix = "&",
+ add = function(nextObj, i) {
+ var nextTemp = temp
+ ? (/\[\]$/.test(temp)) // prevent double-encoding
+ ? temp
+ : temp + "[" + i + "]"
+ : i;
+ if ((nextTemp !== "undefined") && (i !== "undefined")) {
+ uristrings.push(
+ (typeof nextObj === "object")
+ ? qq.obj2url(nextObj, nextTemp, true)
+ : (Object.prototype.toString.call(nextObj) === "[object Function]")
+ ? encodeURIComponent(nextTemp) + "=" + encodeURIComponent(nextObj())
+ : encodeURIComponent(nextTemp) + "=" + encodeURIComponent(nextObj)
+ );
+ }
+ };
+
+ if (!prefixDone && temp) {
+ prefix = (/\?/.test(temp)) ? (/\?$/.test(temp)) ? "" : "&" : "?";
+ uristrings.push(temp);
+ uristrings.push(qq.obj2url(obj));
+ } else if ((Object.prototype.toString.call(obj) === "[object Array]") && (typeof obj !== "undefined")) {
+ qq.each(obj, function(idx, val) {
+ add(val, idx);
+ });
+ } else if ((typeof obj !== "undefined") && (obj !== null) && (typeof obj === "object")) {
+ qq.each(obj, function(prop, val) {
+ add(val, prop);
+ });
+ } else {
+ uristrings.push(encodeURIComponent(temp) + "=" + encodeURIComponent(obj));
+ }
+
+ if (temp) {
+ return uristrings.join(prefix);
+ } else {
+ return uristrings.join(prefix)
+ .replace(/^&/, "")
+ .replace(/%20/g, "+");
+ }
+ };
+
+ qq.obj2FormData = function(obj, formData, arrayKeyName) {
+ if (!formData) {
+ formData = new FormData();
+ }
+
+ qq.each(obj, function(key, val) {
+ key = arrayKeyName ? arrayKeyName + "[" + key + "]" : key;
+
+ if (qq.isObject(val)) {
+ qq.obj2FormData(val, formData, key);
+ }
+ else if (qq.isFunction(val)) {
+ formData.append(key, val());
+ }
+ else {
+ formData.append(key, val);
+ }
+ });
+
+ return formData;
+ };
+
+ qq.obj2Inputs = function(obj, form) {
+ var input;
+
+ if (!form) {
+ form = document.createElement("form");
+ }
+
+ qq.obj2FormData(obj, {
+ append: function(key, val) {
+ input = document.createElement("input");
+ input.setAttribute("name", key);
+ input.setAttribute("value", val);
+ form.appendChild(input);
+ }
+ });
+
+ return form;
+ };
+
+ /**
+ * Not recommended for use outside of Fine Uploader since this falls back to an unchecked eval if JSON.parse is not
+ * implemented. For a more secure JSON.parse polyfill, use Douglas Crockford's json2.js.
+ */
+ qq.parseJson = function(json) {
+ /*jshint evil: true*/
+ if (window.JSON && qq.isFunction(JSON.parse)) {
+ return JSON.parse(json);
+ } else {
+ return eval("(" + json + ")");
+ }
+ };
+
+ /**
+ * Retrieve the extension of a file, if it exists.
+ *
+ * @param filename
+ * @returns {string || undefined}
+ */
+ qq.getExtension = function(filename) {
+ var extIdx = filename.lastIndexOf(".") + 1;
+
+ if (extIdx > 0) {
+ return filename.substr(extIdx, filename.length - extIdx);
+ }
+ };
+
+ qq.getFilename = function(blobOrFileInput) {
+ /*jslint regexp: true*/
+
+ if (qq.isInput(blobOrFileInput)) {
+ // get input value and remove path to normalize
+ return blobOrFileInput.value.replace(/.*(\/|\\)/, "");
+ }
+ else if (qq.isFile(blobOrFileInput)) {
+ if (blobOrFileInput.fileName !== null && blobOrFileInput.fileName !== undefined) {
+ return blobOrFileInput.fileName;
+ }
+ }
+
+ return blobOrFileInput.name;
+ };
+
+ /**
+ * A generic module which supports object disposing in dispose() method.
+ * */
+ qq.DisposeSupport = function() {
+ var disposers = [];
+
+ return {
+ /** Run all registered disposers */
+ dispose: function() {
+ var disposer;
+ do {
+ disposer = disposers.shift();
+ if (disposer) {
+ disposer();
+ }
+ }
+ while (disposer);
+ },
+
+ /** Attach event handler and register de-attacher as a disposer */
+ attach: function() {
+ var args = arguments;
+ /*jslint undef:true*/
+ this.addDisposer(qq(args[0]).attach.apply(this, Array.prototype.slice.call(arguments, 1)));
+ },
+
+ /** Add disposer to the collection */
+ addDisposer: function(disposeFunction) {
+ disposers.push(disposeFunction);
+ }
+ };
+ };
+}());
+
+/* globals qq */
+/**
+ * Fine Uploader top-level Error container. Inherits from `Error`.
+ */
+(function() {
+ "use strict";
+
+ qq.Error = function(message) {
+ this.message = "[Fine Uploader " + qq.version + "] " + message;
+ };
+
+ qq.Error.prototype = new Error();
+}());
+
+/*global qq */
+qq.version = "5.10.0";
+
+/* globals qq */
+qq.supportedFeatures = (function() {
+ "use strict";
+
+ var supportsUploading,
+ supportsUploadingBlobs,
+ supportsFileDrop,
+ supportsAjaxFileUploading,
+ supportsFolderDrop,
+ supportsChunking,
+ supportsResume,
+ supportsUploadViaPaste,
+ supportsUploadCors,
+ supportsDeleteFileXdr,
+ supportsDeleteFileCorsXhr,
+ supportsDeleteFileCors,
+ supportsFolderSelection,
+ supportsImagePreviews,
+ supportsUploadProgress;
+
+ function testSupportsFileInputElement() {
+ var supported = true,
+ tempInput;
+
+ try {
+ tempInput = document.createElement("input");
+ tempInput.type = "file";
+ qq(tempInput).hide();
+
+ if (tempInput.disabled) {
+ supported = false;
+ }
+ }
+ catch (ex) {
+ supported = false;
+ }
+
+ return supported;
+ }
+
+ //only way to test for Filesystem API support since webkit does not expose the DataTransfer interface
+ function isChrome21OrHigher() {
+ return (qq.chrome() || qq.opera()) &&
+ navigator.userAgent.match(/Chrome\/[2][1-9]|Chrome\/[3-9][0-9]/) !== undefined;
+ }
+
+ //only way to test for complete Clipboard API support at this time
+ function isChrome14OrHigher() {
+ return (qq.chrome() || qq.opera()) &&
+ navigator.userAgent.match(/Chrome\/[1][4-9]|Chrome\/[2-9][0-9]/) !== undefined;
+ }
+
+ //Ensure we can send cross-origin `XMLHttpRequest`s
+ function isCrossOriginXhrSupported() {
+ if (window.XMLHttpRequest) {
+ var xhr = qq.createXhrInstance();
+
+ //Commonly accepted test for XHR CORS support.
+ return xhr.withCredentials !== undefined;
+ }
+
+ return false;
+ }
+
+ //Test for (terrible) cross-origin ajax transport fallback for IE9 and IE8
+ function isXdrSupported() {
+ return window.XDomainRequest !== undefined;
+ }
+
+ // CORS Ajax requests are supported if it is either possible to send credentialed `XMLHttpRequest`s,
+ // or if `XDomainRequest` is an available alternative.
+ function isCrossOriginAjaxSupported() {
+ if (isCrossOriginXhrSupported()) {
+ return true;
+ }
+
+ return isXdrSupported();
+ }
+
+ function isFolderSelectionSupported() {
+ // We know that folder selection is only supported in Chrome via this proprietary attribute for now
+ return document.createElement("input").webkitdirectory !== undefined;
+ }
+
+ function isLocalStorageSupported() {
+ try {
+ return !!window.localStorage &&
+ // unpatched versions of IE10/11 have buggy impls of localStorage where setItem is a string
+ qq.isFunction(window.localStorage.setItem);
+ }
+ catch (error) {
+ // probably caught a security exception, so no localStorage for you
+ return false;
+ }
+ }
+
+ function isDragAndDropSupported() {
+ var span = document.createElement("span");
+
+ return ("draggable" in span || ("ondragstart" in span && "ondrop" in span)) &&
+ !qq.android() && !qq.ios();
+ }
+
+ supportsUploading = testSupportsFileInputElement();
+
+ supportsAjaxFileUploading = supportsUploading && qq.isXhrUploadSupported();
+
+ supportsUploadingBlobs = supportsAjaxFileUploading && !qq.androidStock();
+
+ supportsFileDrop = supportsAjaxFileUploading && isDragAndDropSupported();
+
+ supportsFolderDrop = supportsFileDrop && isChrome21OrHigher();
+
+ supportsChunking = supportsAjaxFileUploading && qq.isFileChunkingSupported();
+
+ supportsResume = supportsAjaxFileUploading && supportsChunking && isLocalStorageSupported();
+
+ supportsUploadViaPaste = supportsAjaxFileUploading && isChrome14OrHigher();
+
+ supportsUploadCors = supportsUploading && (window.postMessage !== undefined || supportsAjaxFileUploading);
+
+ supportsDeleteFileCorsXhr = isCrossOriginXhrSupported();
+
+ supportsDeleteFileXdr = isXdrSupported();
+
+ supportsDeleteFileCors = isCrossOriginAjaxSupported();
+
+ supportsFolderSelection = isFolderSelectionSupported();
+
+ supportsImagePreviews = supportsAjaxFileUploading && window.FileReader !== undefined;
+
+ supportsUploadProgress = (function() {
+ if (supportsAjaxFileUploading) {
+ return !qq.androidStock() && !qq.iosChrome();
+ }
+ return false;
+ }());
+
+ return {
+ ajaxUploading: supportsAjaxFileUploading,
+ blobUploading: supportsUploadingBlobs,
+ canDetermineSize: supportsAjaxFileUploading,
+ chunking: supportsChunking,
+ deleteFileCors: supportsDeleteFileCors,
+ deleteFileCorsXdr: supportsDeleteFileXdr, //NOTE: will also return true in IE10, where XDR is also supported
+ deleteFileCorsXhr: supportsDeleteFileCorsXhr,
+ dialogElement: !!window.HTMLDialogElement,
+ fileDrop: supportsFileDrop,
+ folderDrop: supportsFolderDrop,
+ folderSelection: supportsFolderSelection,
+ imagePreviews: supportsImagePreviews,
+ imageValidation: supportsImagePreviews,
+ itemSizeValidation: supportsAjaxFileUploading,
+ pause: supportsChunking,
+ progressBar: supportsUploadProgress,
+ resume: supportsResume,
+ scaling: supportsImagePreviews && supportsUploadingBlobs,
+ tiffPreviews: qq.safari(), // Not the best solution, but simple and probably accurate enough (for now)
+ unlimitedScaledImageSize: !qq.ios(), // false simply indicates that there is some known limit
+ uploading: supportsUploading,
+ uploadCors: supportsUploadCors,
+ uploadCustomHeaders: supportsAjaxFileUploading,
+ uploadNonMultipart: supportsAjaxFileUploading,
+ uploadViaPaste: supportsUploadViaPaste
+ };
+
+}());
+
+/*globals qq*/
+
+// Is the passed object a promise instance?
+qq.isGenericPromise = function(maybePromise) {
+ "use strict";
+ return !!(maybePromise && maybePromise.then && qq.isFunction(maybePromise.then));
+};
+
+qq.Promise = function() {
+ "use strict";
+
+ var successArgs, failureArgs,
+ successCallbacks = [],
+ failureCallbacks = [],
+ doneCallbacks = [],
+ state = 0;
+
+ qq.extend(this, {
+ then: function(onSuccess, onFailure) {
+ if (state === 0) {
+ if (onSuccess) {
+ successCallbacks.push(onSuccess);
+ }
+ if (onFailure) {
+ failureCallbacks.push(onFailure);
+ }
+ }
+ else if (state === -1) {
+ onFailure && onFailure.apply(null, failureArgs);
+ }
+ else if (onSuccess) {
+ onSuccess.apply(null, successArgs);
+ }
+
+ return this;
+ },
+
+ done: function(callback) {
+ if (state === 0) {
+ doneCallbacks.push(callback);
+ }
+ else {
+ callback.apply(null, failureArgs === undefined ? successArgs : failureArgs);
+ }
+
+ return this;
+ },
+
+ success: function() {
+ state = 1;
+ successArgs = arguments;
+
+ if (successCallbacks.length) {
+ qq.each(successCallbacks, function(idx, callback) {
+ callback.apply(null, successArgs);
+ });
+ }
+
+ if (doneCallbacks.length) {
+ qq.each(doneCallbacks, function(idx, callback) {
+ callback.apply(null, successArgs);
+ });
+ }
+
+ return this;
+ },
+
+ failure: function() {
+ state = -1;
+ failureArgs = arguments;
+
+ if (failureCallbacks.length) {
+ qq.each(failureCallbacks, function(idx, callback) {
+ callback.apply(null, failureArgs);
+ });
+ }
+
+ if (doneCallbacks.length) {
+ qq.each(doneCallbacks, function(idx, callback) {
+ callback.apply(null, failureArgs);
+ });
+ }
+
+ return this;
+ }
+ });
+};
+
+/* globals qq */
+/**
+ * Placeholder for a Blob that will be generated on-demand.
+ *
+ * @param referenceBlob Parent of the generated blob
+ * @param onCreate Function to invoke when the blob must be created. Must be promissory.
+ * @constructor
+ */
+qq.BlobProxy = function(referenceBlob, onCreate) {
+ "use strict";
+
+ qq.extend(this, {
+ referenceBlob: referenceBlob,
+
+ create: function() {
+ return onCreate(referenceBlob);
+ }
+ });
+};
+
+/*globals qq*/
+
+/**
+ * This module represents an upload or "Select File(s)" button. It's job is to embed an opaque `<input type="file">`
+ * element as a child of a provided "container" element. This "container" element (`options.element`) is used to provide
+ * a custom style for the `<input type="file">` element. The ability to change the style of the container element is also
+ * provided here by adding CSS classes to the container on hover/focus.
+ *
+ * TODO Eliminate the mouseover and mouseout event handlers since the :hover CSS pseudo-class should now be
+ * available on all supported browsers.
+ *
+ * @param o Options to override the default values
+ */
+qq.UploadButton = function(o) {
+ "use strict";
+
+ var self = this,
+
+ disposeSupport = new qq.DisposeSupport(),
+
+ options = {
+ // Corresponds to the `accept` attribute on the associated `<input type="file">`
+ acceptFiles: null,
+
+ // "Container" element
+ element: null,
+
+ focusClass: "qq-upload-button-focus",
+
+ // A true value allows folders to be selected, if supported by the UA
+ folders: false,
+
+ // **This option will be removed** in the future as the :hover CSS pseudo-class is available on all supported browsers
+ hoverClass: "qq-upload-button-hover",
+
+ ios8BrowserCrashWorkaround: false,
+
+ // If true adds `multiple` attribute to `<input type="file">`
+ multiple: false,
+
+ // `name` attribute of `<input type="file">`
+ name: "qqfile",
+
+ // Called when the browser invokes the onchange handler on the `<input type="file">`
+ onChange: function(input) {},
+
+ title: null
+ },
+ input, buttonId;
+
+ // Overrides any of the default option values with any option values passed in during construction.
+ qq.extend(options, o);
+
+ buttonId = qq.getUniqueId();
+
+ // Embed an opaque `<input type="file">` element as a child of `options.element`.
+ function createInput() {
+ var input = document.createElement("input");
+
+ input.setAttribute(qq.UploadButton.BUTTON_ID_ATTR_NAME, buttonId);
+ input.setAttribute("title", options.title);
+
+ self.setMultiple(options.multiple, input);
+
+ if (options.folders && qq.supportedFeatures.folderSelection) {
+ // selecting directories is only possible in Chrome now, via a vendor-specific prefixed attribute
+ input.setAttribute("webkitdirectory", "");
+ }
+
+ if (options.acceptFiles) {
+ input.setAttribute("accept", options.acceptFiles);
+ }
+
+ input.setAttribute("type", "file");
+ input.setAttribute("name", options.name);
+
+ qq(input).css({
+ position: "absolute",
+ // in Opera only 'browse' button
+ // is clickable and it is located at
+ // the right side of the input
+ right: 0,
+ top: 0,
+ fontFamily: "Arial",
+ // It's especially important to make this an arbitrarily large value
+ // to ensure the rendered input button in IE takes up the entire
+ // space of the container element. Otherwise, the left side of the
+ // button will require a double-click to invoke the file chooser.
+ // In other browsers, this might cause other issues, so a large font-size
+ // is only used in IE. There is a bug in IE8 where the opacity style is ignored
+ // in some cases when the font-size is large. So, this workaround is not applied
+ // to IE8.
+ fontSize: qq.ie() && !qq.ie8() ? "3500px" : "118px",
+ margin: 0,
+ padding: 0,
+ cursor: "pointer",
+ opacity: 0
+ });
+
+ // Setting the file input's height to 100% in IE7 causes
+ // most of the visible button to be unclickable.
+ !qq.ie7() && qq(input).css({height: "100%"});
+
+ options.element.appendChild(input);
+
+ disposeSupport.attach(input, "change", function() {
+ options.onChange(input);
+ });
+
+ // **These event handlers will be removed** in the future as the :hover CSS pseudo-class is available on all supported browsers
+ disposeSupport.attach(input, "mouseover", function() {
+ qq(options.element).addClass(options.hoverClass);
+ });
+ disposeSupport.attach(input, "mouseout", function() {
+ qq(options.element).removeClass(options.hoverClass);
+ });
+
+ disposeSupport.attach(input, "focus", function() {
+ qq(options.element).addClass(options.focusClass);
+ });
+ disposeSupport.attach(input, "blur", function() {
+ qq(options.element).removeClass(options.focusClass);
+ });
+
+ return input;
+ }
+
+ // Make button suitable container for input
+ qq(options.element).css({
+ position: "relative",
+ overflow: "hidden",
+ // Make sure browse button is in the right side in Internet Explorer
+ direction: "ltr"
+ });
+
+ // Exposed API
+ qq.extend(this, {
+ getInput: function() {
+ return input;
+ },
+
+ getButtonId: function() {
+ return buttonId;
+ },
+
+ setMultiple: function(isMultiple, optInput) {
+ var input = optInput || this.getInput();
+
+ // Temporary workaround for bug in in iOS8 UIWebView that causes the browser to crash
+ // before the file chooser appears if the file input doesn't contain a multiple attribute.
+ // See #1283.
+ if (options.ios8BrowserCrashWorkaround && qq.ios8() && (qq.iosChrome() || qq.iosSafariWebView())) {
+ input.setAttribute("multiple", "");
+ }
+
+ else {
+ if (isMultiple) {
+ input.setAttribute("multiple", "");
+ }
+ else {
+ input.removeAttribute("multiple");
+ }
+ }
+ },
+
+ setAcceptFiles: function(acceptFiles) {
+ if (acceptFiles !== options.acceptFiles) {
+ input.setAttribute("accept", acceptFiles);
+ }
+ },
+
+ reset: function() {
+ if (input.parentNode) {
+ qq(input).remove();
+ }
+
+ qq(options.element).removeClass(options.focusClass);
+ input = null;
+ input = createInput();
+ }
+ });
+
+ input = createInput();
+};
+
+qq.UploadButton.BUTTON_ID_ATTR_NAME = "qq-button-id";
+
+/*globals qq */
+qq.UploadData = function(uploaderProxy) {
+ "use strict";
+
+ var data = [],
+ byUuid = {},
+ byStatus = {},
+ byProxyGroupId = {},
+ byBatchId = {};
+
+ function getDataByIds(idOrIds) {
+ if (qq.isArray(idOrIds)) {
+ var entries = [];
+
+ qq.each(idOrIds, function(idx, id) {
+ entries.push(data[id]);
+ });
+
+ return entries;
+ }
+
+ return data[idOrIds];
+ }
+
+ function getDataByUuids(uuids) {
+ if (qq.isArray(uuids)) {
+ var entries = [];
+
+ qq.each(uuids, function(idx, uuid) {
+ entries.push(data[byUuid[uuid]]);
+ });
+
+ return entries;
+ }
+
+ return data[byUuid[uuids]];
+ }
+
+ function getDataByStatus(status) {
+ var statusResults = [],
+ statuses = [].concat(status);
+
+ qq.each(statuses, function(index, statusEnum) {
+ var statusResultIndexes = byStatus[statusEnum];
+
+ if (statusResultIndexes !== undefined) {
+ qq.each(statusResultIndexes, function(i, dataIndex) {
+ statusResults.push(data[dataIndex]);
+ });
+ }
+ });
+
+ return statusResults;
+ }
+
+ qq.extend(this, {
+ /**
+ * Adds a new file to the data cache for tracking purposes.
+ *
+ * @param spec Data that describes this file. Possible properties are:
+ *
+ * - uuid: Initial UUID for this file.
+ * - name: Initial name of this file.
+ * - size: Size of this file, omit if this cannot be determined
+ * - status: Initial `qq.status` for this file. Omit for `qq.status.SUBMITTING`.
+ * - batchId: ID of the batch this file belongs to
+ * - proxyGroupId: ID of the proxy group associated with this file
+ *
+ * @returns {number} Internal ID for this file.
+ */
+ addFile: function(spec) {
+ var status = spec.status || qq.status.SUBMITTING,
+ id = data.push({
+ name: spec.name,
+ originalName: spec.name,
+ uuid: spec.uuid,
+ size: spec.size == null ? -1 : spec.size,
+ status: status
+ }) - 1;
+
+ if (spec.batchId) {
+ data[id].batchId = spec.batchId;
+
+ if (byBatchId[spec.batchId] === undefined) {
+ byBatchId[spec.batchId] = [];
+ }
+ byBatchId[spec.batchId].push(id);
+ }
+
+ if (spec.proxyGroupId) {
+ data[id].proxyGroupId = spec.proxyGroupId;
+
+ if (byProxyGroupId[spec.proxyGroupId] === undefined) {
+ byProxyGroupId[spec.proxyGroupId] = [];
+ }
+ byProxyGroupId[spec.proxyGroupId].push(id);
+ }
+
+ data[id].id = id;
+ byUuid[spec.uuid] = id;
+
+ if (byStatus[status] === undefined) {
+ byStatus[status] = [];
+ }
+ byStatus[status].push(id);
+
+ uploaderProxy.onStatusChange(id, null, status);
+
+ return id;
+ },
+
+ retrieve: function(optionalFilter) {
+ if (qq.isObject(optionalFilter) && data.length) {
+ if (optionalFilter.id !== undefined) {
+ return getDataByIds(optionalFilter.id);
+ }
+
+ else if (optionalFilter.uuid !== undefined) {
+ return getDataByUuids(optionalFilter.uuid);
+ }
+
+ else if (optionalFilter.status) {
+ return getDataByStatus(optionalFilter.status);
+ }
+ }
+ else {
+ return qq.extend([], data, true);
+ }
+ },
+
+ reset: function() {
+ data = [];
+ byUuid = {};
+ byStatus = {};
+ byBatchId = {};
+ },
+
+ setStatus: function(id, newStatus) {
+ var oldStatus = data[id].status,
+ byStatusOldStatusIndex = qq.indexOf(byStatus[oldStatus], id);
+
+ byStatus[oldStatus].splice(byStatusOldStatusIndex, 1);
+
+ data[id].status = newStatus;
+
+ if (byStatus[newStatus] === undefined) {
+ byStatus[newStatus] = [];
+ }
+ byStatus[newStatus].push(id);
+
+ uploaderProxy.onStatusChange(id, oldStatus, newStatus);
+ },
+
+ uuidChanged: function(id, newUuid) {
+ var oldUuid = data[id].uuid;
+
+ data[id].uuid = newUuid;
+ byUuid[newUuid] = id;
+ delete byUuid[oldUuid];
+ },
+
+ updateName: function(id, newName) {
+ data[id].name = newName;
+ },
+
+ updateSize: function(id, newSize) {
+ data[id].size = newSize;
+ },
+
+ // Only applicable if this file has a parent that we may want to reference later.
+ setParentId: function(targetId, parentId) {
+ data[targetId].parentId = parentId;
+ },
+
+ getIdsInProxyGroup: function(id) {
+ var proxyGroupId = data[id].proxyGroupId;
+
+ if (proxyGroupId) {
+ return byProxyGroupId[proxyGroupId];
+ }
+ return [];
+ },
+
+ getIdsInBatch: function(id) {
+ var batchId = data[id].batchId;
+
+ return byBatchId[batchId];
+ }
+ });
+};
+
+qq.status = {
+ SUBMITTING: "submitting",
+ SUBMITTED: "submitted",
+ REJECTED: "rejected",
+ QUEUED: "queued",
+ CANCELED: "canceled",
+ PAUSED: "paused",
+ UPLOADING: "uploading",
+ UPLOAD_RETRYING: "retrying upload",
+ UPLOAD_SUCCESSFUL: "upload successful",
+ UPLOAD_FAILED: "upload failed",
+ DELETE_FAILED: "delete failed",
+ DELETING: "deleting",
+ DELETED: "deleted"
+};
+
+/*globals qq*/
+/**
+ * Defines the public API for FineUploaderBasic mode.
+ */
+(function() {
+ "use strict";
+
+ qq.basePublicApi = {
+ // DEPRECATED - TODO REMOVE IN NEXT MAJOR RELEASE (replaced by addFiles)
+ addBlobs: function(blobDataOrArray, params, endpoint) {
+ this.addFiles(blobDataOrArray, params, endpoint);
+ },
+
+ addInitialFiles: function(cannedFileList) {
+ var self = this;
+
+ qq.each(cannedFileList, function(index, cannedFile) {
+ self._addCannedFile(cannedFile);
+ });
+ },
+
+ addFiles: function(data, params, endpoint) {
+ this._maybeHandleIos8SafariWorkaround();
+
+ var batchId = this._storedIds.length === 0 ? qq.getUniqueId() : this._currentBatchId,
+
+ processBlob = qq.bind(function(blob) {
+ this._handleNewFile({
+ blob: blob,
+ name: this._options.blobs.defaultName
+ }, batchId, verifiedFiles);
+ }, this),
+
+ processBlobData = qq.bind(function(blobData) {
+ this._handleNewFile(blobData, batchId, verifiedFiles);
+ }, this),
+
+ processCanvas = qq.bind(function(canvas) {
+ var blob = qq.canvasToBlob(canvas);
+
+ this._handleNewFile({
+ blob: blob,
+ name: this._options.blobs.defaultName + ".png"
+ }, batchId, verifiedFiles);
+ }, this),
+
+ processCanvasData = qq.bind(function(canvasData) {
+ var normalizedQuality = canvasData.quality && canvasData.quality / 100,
+ blob = qq.canvasToBlob(canvasData.canvas, canvasData.type, normalizedQuality);
+
+ this._handleNewFile({
+ blob: blob,
+ name: canvasData.name
+ }, batchId, verifiedFiles);
+ }, this),
+
+ processFileOrInput = qq.bind(function(fileOrInput) {
+ if (qq.isInput(fileOrInput) && qq.supportedFeatures.ajaxUploading) {
+ var files = Array.prototype.slice.call(fileOrInput.files),
+ self = this;
+
+ qq.each(files, function(idx, file) {
+ self._handleNewFile(file, batchId, verifiedFiles);
+ });
+ }
+ else {
+ this._handleNewFile(fileOrInput, batchId, verifiedFiles);
+ }
+ }, this),
+
+ normalizeData = function() {
+ if (qq.isFileList(data)) {
+ data = Array.prototype.slice.call(data);
+ }
+ data = [].concat(data);
+ },
+
+ self = this,
+ verifiedFiles = [];
+
+ this._currentBatchId = batchId;
+
+ if (data) {
+ normalizeData();
+
+ qq.each(data, function(idx, fileContainer) {
+ if (qq.isFileOrInput(fileContainer)) {
+ processFileOrInput(fileContainer);
+ }
+ else if (qq.isBlob(fileContainer)) {
+ processBlob(fileContainer);
+ }
+ else if (qq.isObject(fileContainer)) {
+ if (fileContainer.blob && fileContainer.name) {
+ processBlobData(fileContainer);
+ }
+ else if (fileContainer.canvas && fileContainer.name) {
+ processCanvasData(fileContainer);
+ }
+ }
+ else if (fileContainer.tagName && fileContainer.tagName.toLowerCase() === "canvas") {
+ processCanvas(fileContainer);
+ }
+ else {
+ self.log(fileContainer + " is not a valid file container! Ignoring!", "warn");
+ }
+ });
+
+ this.log("Received " + verifiedFiles.length + " files.");
+ this._prepareItemsForUpload(verifiedFiles, params, endpoint);
+ }
+ },
+
+ cancel: function(id) {
+ this._handler.cancel(id);
+ },
+
+ cancelAll: function() {
+ var storedIdsCopy = [],
+ self = this;
+
+ qq.extend(storedIdsCopy, this._storedIds);
+ qq.each(storedIdsCopy, function(idx, storedFileId) {
+ self.cancel(storedFileId);
+ });
+
+ this._handler.cancelAll();
+ },
+
+ clearStoredFiles: function() {
+ this._storedIds = [];
+ },
+
+ continueUpload: function(id) {
+ var uploadData = this._uploadData.retrieve({id: id});
+
+ if (!qq.supportedFeatures.pause || !this._options.chunking.enabled) {
+ return false;
+ }
+
+ if (uploadData.status === qq.status.PAUSED) {
+ this.log(qq.format("Paused file ID {} ({}) will be continued. Not paused.", id, this.getName(id)));
+ this._uploadFile(id);
+ return true;
+ }
+ else {
+ this.log(qq.format("Ignoring continue for file ID {} ({}). Not paused.", id, this.getName(id)), "error");
+ }
+
+ return false;
+ },
+
+ deleteFile: function(id) {
+ return this._onSubmitDelete(id);
+ },
+
+ // TODO document?
+ doesExist: function(fileOrBlobId) {
+ return this._handler.isValid(fileOrBlobId);
+ },
+
+ // Generate a variable size thumbnail on an img or canvas,
+ // returning a promise that is fulfilled when the attempt completes.
+ // Thumbnail can either be based off of a URL for an image returned
+ // by the server in the upload response, or the associated `Blob`.
+ drawThumbnail: function(fileId, imgOrCanvas, maxSize, fromServer, customResizeFunction) {
+ var promiseToReturn = new qq.Promise(),
+ fileOrUrl, options;
+
+ if (this._imageGenerator) {
+ fileOrUrl = this._thumbnailUrls[fileId];
+ options = {
+ customResizeFunction: customResizeFunction,
+ maxSize: maxSize > 0 ? maxSize : null,
+ scale: maxSize > 0
+ };
+
+ // If client-side preview generation is possible
+ // and we are not specifically looking for the image URl returned by the server...
+ if (!fromServer && qq.supportedFeatures.imagePreviews) {
+ fileOrUrl = this.getFile(fileId);
+ }
+
+ /* jshint eqeqeq:false,eqnull:true */
+ if (fileOrUrl == null) {
+ promiseToReturn.failure({container: imgOrCanvas, error: "File or URL not found."});
+ }
+ else {
+ this._imageGenerator.generate(fileOrUrl, imgOrCanvas, options).then(
+ function success(modifiedContainer) {
+ promiseToReturn.success(modifiedContainer);
+ },
+
+ function failure(container, reason) {
+ promiseToReturn.failure({container: container, error: reason || "Problem generating thumbnail"});
+ }
+ );
+ }
+ }
+ else {
+ promiseToReturn.failure({container: imgOrCanvas, error: "Missing image generator module"});
+ }
+
+ return promiseToReturn;
+ },
+
+ getButton: function(fileId) {
+ return this._getButton(this._buttonIdsForFileIds[fileId]);
+ },
+
+ getEndpoint: function(fileId) {
+ return this._endpointStore.get(fileId);
+ },
+
+ getFile: function(fileOrBlobId) {
+ return this._handler.getFile(fileOrBlobId) || null;
+ },
+
+ getInProgress: function() {
+ return this._uploadData.retrieve({
+ status: [
+ qq.status.UPLOADING,
+ qq.status.UPLOAD_RETRYING,
+ qq.status.QUEUED
+ ]
+ }).length;
+ },
+
+ getName: function(id) {
+ return this._uploadData.retrieve({id: id}).name;
+ },
+
+ // Parent ID for a specific file, or null if this is the parent, or if it has no parent.
+ getParentId: function(id) {
+ var uploadDataEntry = this.getUploads({id: id}),
+ parentId = null;
+
+ if (uploadDataEntry) {
+ if (uploadDataEntry.parentId !== undefined) {
+ parentId = uploadDataEntry.parentId;
+ }
+ }
+
+ return parentId;
+ },
+
+ getResumableFilesData: function() {
+ return this._handler.getResumableFilesData();
+ },
+
+ getSize: function(id) {
+ return this._uploadData.retrieve({id: id}).size;
+ },
+
+ getNetUploads: function() {
+ return this._netUploaded;
+ },
+
+ getRemainingAllowedItems: function() {
+ var allowedItems = this._currentItemLimit;
+
+ if (allowedItems > 0) {
+ return allowedItems - this._netUploadedOrQueued;
+ }
+
+ return null;
+ },
+
+ getUploads: function(optionalFilter) {
+ return this._uploadData.retrieve(optionalFilter);
+ },
+
+ getUuid: function(id) {
+ return this._uploadData.retrieve({id: id}).uuid;
+ },
+
+ log: function(str, level) {
+ if (this._options.debug && (!level || level === "info")) {
+ qq.log("[Fine Uploader " + qq.version + "] " + str);
+ }
+ else if (level && level !== "info") {
+ qq.log("[Fine Uploader " + qq.version + "] " + str, level);
+
+ }
+ },
+
+ pauseUpload: function(id) {
+ var uploadData = this._uploadData.retrieve({id: id});
+
+ if (!qq.supportedFeatures.pause || !this._options.chunking.enabled) {
+ return false;
+ }
+
+ // Pause only really makes sense if the file is uploading or retrying
+ if (qq.indexOf([qq.status.UPLOADING, qq.status.UPLOAD_RETRYING], uploadData.status) >= 0) {
+ if (this._handler.pause(id)) {
+ this._uploadData.setStatus(id, qq.status.PAUSED);
+ return true;
+ }
+ else {
+ this.log(qq.format("Unable to pause file ID {} ({}).", id, this.getName(id)), "error");
+ }
+ }
+ else {
+ this.log(qq.format("Ignoring pause for file ID {} ({}). Not in progress.", id, this.getName(id)), "error");
+ }
+
+ return false;
+ },
+
+ reset: function() {
+ this.log("Resetting uploader...");
+
+ this._handler.reset();
+ this._storedIds = [];
+ this._autoRetries = [];
+ this._retryTimeouts = [];
+ this._preventRetries = [];
+ this._thumbnailUrls = [];
+
+ qq.each(this._buttons, function(idx, button) {
+ button.reset();
+ });
+
+ this._paramsStore.reset();
+ this._endpointStore.reset();
+ this._netUploadedOrQueued = 0;
+ this._netUploaded = 0;
+ this._uploadData.reset();
+ this._buttonIdsForFileIds = [];
+
+ this._pasteHandler && this._pasteHandler.reset();
+ this._options.session.refreshOnReset && this._refreshSessionData();
+
+ this._succeededSinceLastAllComplete = [];
+ this._failedSinceLastAllComplete = [];
+
+ this._totalProgress && this._totalProgress.reset();
+ },
+
+ retry: function(id) {
+ return this._manualRetry(id);
+ },
+
+ scaleImage: function(id, specs) {
+ var self = this;
+
+ return qq.Scaler.prototype.scaleImage(id, specs, {
+ log: qq.bind(self.log, self),
+ getFile: qq.bind(self.getFile, self),
+ uploadData: self._uploadData
+ });
+ },
+
+ setCustomHeaders: function(headers, id) {
+ this._customHeadersStore.set(headers, id);
+ },
+
+ setDeleteFileCustomHeaders: function(headers, id) {
+ this._deleteFileCustomHeadersStore.set(headers, id);
+ },
+
+ setDeleteFileEndpoint: function(endpoint, id) {
+ this._deleteFileEndpointStore.set(endpoint, id);
+ },
+
+ setDeleteFileParams: function(params, id) {
+ this._deleteFileParamsStore.set(params, id);
+ },
+
+ // Re-sets the default endpoint, an endpoint for a specific file, or an endpoint for a specific button
+ setEndpoint: function(endpoint, id) {
+ this._endpointStore.set(endpoint, id);
+ },
+
+ setForm: function(elementOrId) {
+ this._updateFormSupportAndParams(elementOrId);
+ },
+
+ setItemLimit: function(newItemLimit) {
+ this._currentItemLimit = newItemLimit;
+ },
+
+ setName: function(id, newName) {
+ this._uploadData.updateName(id, newName);
+ },
+
+ setParams: function(params, id) {
+ this._paramsStore.set(params, id);
+ },
+
+ setUuid: function(id, newUuid) {
+ return this._uploadData.uuidChanged(id, newUuid);
+ },
+
+ uploadStoredFiles: function() {
+ if (this._storedIds.length === 0) {
+ this._itemError("noFilesError");
+ }
+ else {
+ this._uploadStoredFiles();
+ }
+ }
+ };
+
+ /**
+ * Defines the private (internal) API for FineUploaderBasic mode.
+ */
+ qq.basePrivateApi = {
+ // Updates internal state with a file record (not backed by a live file). Returns the assigned ID.
+ _addCannedFile: function(sessionData) {
+ var id = this._uploadData.addFile({
+ uuid: sessionData.uuid,
+ name: sessionData.name,
+ size: sessionData.size,
+ status: qq.status.UPLOAD_SUCCESSFUL
+ });
+
+ sessionData.deleteFileEndpoint && this.setDeleteFileEndpoint(sessionData.deleteFileEndpoint, id);
+ sessionData.deleteFileParams && this.setDeleteFileParams(sessionData.deleteFileParams, id);
+
+ if (sessionData.thumbnailUrl) {
+ this._thumbnailUrls[id] = sessionData.thumbnailUrl;
+ }
+
+ this._netUploaded++;
+ this._netUploadedOrQueued++;
+
+ return id;
+ },
+
+ _annotateWithButtonId: function(file, associatedInput) {
+ if (qq.isFile(file)) {
+ file.qqButtonId = this._getButtonId(associatedInput);
+ }
+ },
+
+ _batchError: function(message) {
+ this._options.callbacks.onError(null, null, message, undefined);
+ },
+
+ _createDeleteHandler: function() {
+ var self = this;
+
+ return new qq.DeleteFileAjaxRequester({
+ method: this._options.deleteFile.method.toUpperCase(),
+ maxConnections: this._options.maxConnections,
+ uuidParamName: this._options.request.uuidName,
+ customHeaders: this._deleteFileCustomHeadersStore,
+ paramsStore: this._deleteFileParamsStore,
+ endpointStore: this._deleteFileEndpointStore,
+ cors: this._options.cors,
+ log: qq.bind(self.log, self),
+ onDelete: function(id) {
+ self._onDelete(id);
+ self._options.callbacks.onDelete(id);
+ },
+ onDeleteComplete: function(id, xhrOrXdr, isError) {
+ self._onDeleteComplete(id, xhrOrXdr, isError);
+ self._options.callbacks.onDeleteComplete(id, xhrOrXdr, isError);
+ }
+
+ });
+ },
+
+ _createPasteHandler: function() {
+ var self = this;
+
+ return new qq.PasteSupport({
+ targetElement: this._options.paste.targetElement,
+ callbacks: {
+ log: qq.bind(self.log, self),
+ pasteReceived: function(blob) {
+ self._handleCheckedCallback({
+ name: "onPasteReceived",
+ callback: qq.bind(self._options.callbacks.onPasteReceived, self, blob),
+ onSuccess: qq.bind(self._handlePasteSuccess, self, blob),
+ identifier: "pasted image"
+ });
+ }
+ }
+ });
+ },
+
+ _createStore: function(initialValue, _readOnlyValues_) {
+ var store = {},
+ catchall = initialValue,
+ perIdReadOnlyValues = {},
+ readOnlyValues = _readOnlyValues_,
+ copy = function(orig) {
+ if (qq.isObject(orig)) {
+ return qq.extend({}, orig);
+ }
+ return orig;
+ },
+ getReadOnlyValues = function() {
+ if (qq.isFunction(readOnlyValues)) {
+ return readOnlyValues();
+ }
+ return readOnlyValues;
+ },
+ includeReadOnlyValues = function(id, existing) {
+ if (readOnlyValues && qq.isObject(existing)) {
+ qq.extend(existing, getReadOnlyValues());
+ }
+
+ if (perIdReadOnlyValues[id]) {
+ qq.extend(existing, perIdReadOnlyValues[id]);
+ }
+ };
+
+ return {
+ set: function(val, id) {
+ /*jshint eqeqeq: true, eqnull: true*/
+ if (id == null) {
+ store = {};
+ catchall = copy(val);
+ }
+ else {
+ store[id] = copy(val);
+ }
+ },
+
+ get: function(id) {
+ var values;
+
+ /*jshint eqeqeq: true, eqnull: true*/
+ if (id != null && store[id]) {
+ values = store[id];
+ }
+ else {
+ values = copy(catchall);
+ }
+
+ includeReadOnlyValues(id, values);
+
+ return copy(values);
+ },
+
+ addReadOnly: function(id, values) {
+ // Only applicable to Object stores
+ if (qq.isObject(store)) {
+ // If null ID, apply readonly values to all files
+ if (id === null) {
+ if (qq.isFunction(values)) {
+ readOnlyValues = values;
+ }
+ else {
+ readOnlyValues = readOnlyValues || {};
+ qq.extend(readOnlyValues, values);
+ }
+ }
+ else {
+ perIdReadOnlyValues[id] = perIdReadOnlyValues[id] || {};
+ qq.extend(perIdReadOnlyValues[id], values);
+ }
+ }
+ },
+
+ remove: function(fileId) {
+ return delete store[fileId];
+ },
+
+ reset: function() {
+ store = {};
+ perIdReadOnlyValues = {};
+ catchall = initialValue;
+ }
+ };
+ },
+
+ _createUploadDataTracker: function() {
+ var self = this;
+
+ return new qq.UploadData({
+ getName: function(id) {
+ return self.getName(id);
+ },
+ getUuid: function(id) {
+ return self.getUuid(id);
+ },
+ getSize: function(id) {
+ return self.getSize(id);
+ },
+ onStatusChange: function(id, oldStatus, newStatus) {
+ self._onUploadStatusChange(id, oldStatus, newStatus);
+ self._options.callbacks.onStatusChange(id, oldStatus, newStatus);
+ self._maybeAllComplete(id, newStatus);
+
+ if (self._totalProgress) {
+ setTimeout(function() {
+ self._totalProgress.onStatusChange(id, oldStatus, newStatus);
+ }, 0);
+ }
+ }
+ });
+ },
+
+ /**
+ * Generate a tracked upload button.
+ *
+ * @param spec Object containing a required `element` property
+ * along with optional `multiple`, `accept`, and `folders`.
+ * @returns {qq.UploadButton}
+ * @private
+ */
+ _createUploadButton: function(spec) {
+ var self = this,
+ acceptFiles = spec.accept || this._options.validation.acceptFiles,
+ allowedExtensions = spec.allowedExtensions || this._options.validation.allowedExtensions,
+ button;
+
+ function allowMultiple() {
+ if (qq.supportedFeatures.ajaxUploading) {
+ // Workaround for bug in iOS7+ (see #1039)
+ if (self._options.workarounds.iosEmptyVideos &&
+ qq.ios() &&
+ !qq.ios6() &&
+ self._isAllowedExtension(allowedExtensions, ".mov")) {
+
+ return false;
+ }
+
+ if (spec.multiple === undefined) {
+ return self._options.multiple;
+ }
+
+ return spec.multiple;
+ }
+
+ return false;
+ }
+
+ button = new qq.UploadButton({
+ acceptFiles: acceptFiles,
+ element: spec.element,
+ focusClass: this._options.classes.buttonFocus,
+ folders: spec.folders,
+ hoverClass: this._options.classes.buttonHover,
+ ios8BrowserCrashWorkaround: this._options.workarounds.ios8BrowserCrash,
+ multiple: allowMultiple(),
+ name: this._options.request.inputName,
+ onChange: function(input) {
+ self._onInputChange(input);
+ },
+ title: spec.title == null ? this._options.text.fileInputTitle : spec.title
+ });
+
+ this._disposeSupport.addDisposer(function() {
+ button.dispose();
+ });
+
+ self._buttons.push(button);
+
+ return button;
+ },
+
+ _createUploadHandler: function(additionalOptions, namespace) {
+ var self = this,
+ lastOnProgress = {},
+ options = {
+ debug: this._options.debug,
+ maxConnections: this._options.maxConnections,
+ cors: this._options.cors,
+ paramsStore: this._paramsStore,
+ endpointStore: this._endpointStore,
+ chunking: this._options.chunking,
+ resume: this._options.resume,
+ blobs: this._options.blobs,
+ log: qq.bind(self.log, self),
+ preventRetryParam: this._options.retry.preventRetryResponseProperty,
+ onProgress: function(id, name, loaded, total) {
+ if (loaded < 0 || total < 0) {
+ return;
+ }
+
+ if (lastOnProgress[id]) {
+ if (lastOnProgress[id].loaded !== loaded || lastOnProgress[id].total !== total) {
+ self._onProgress(id, name, loaded, total);
+ self._options.callbacks.onProgress(id, name, loaded, total);
+ }
+ }
+ else {
+ self._onProgress(id, name, loaded, total);
+ self._options.callbacks.onProgress(id, name, loaded, total);
+ }
+
+ lastOnProgress[id] = {loaded: loaded, total: total};
+
+ },
+ onComplete: function(id, name, result, xhr) {
+ delete lastOnProgress[id];
+
+ var status = self.getUploads({id: id}).status,
+ retVal;
+
+ // This is to deal with some observed cases where the XHR readyStateChange handler is
+ // invoked by the browser multiple times for the same XHR instance with the same state
+ // readyState value. Higher level: don't invoke complete-related code if we've already
+ // done this.
+ if (status === qq.status.UPLOAD_SUCCESSFUL || status === qq.status.UPLOAD_FAILED) {
+ return;
+ }
+
+ retVal = self._onComplete(id, name, result, xhr);
+
+ // If the internal `_onComplete` handler returns a promise, don't invoke the `onComplete` callback
+ // until the promise has been fulfilled.
+ if (retVal instanceof qq.Promise) {
+ retVal.done(function() {
+ self._options.callbacks.onComplete(id, name, result, xhr);
+ });
+ }
+ else {
+ self._options.callbacks.onComplete(id, name, result, xhr);
+ }
+ },
+ onCancel: function(id, name, cancelFinalizationEffort) {
+ var promise = new qq.Promise();
+
+ self._handleCheckedCallback({
+ name: "onCancel",
+ callback: qq.bind(self._options.callbacks.onCancel, self, id, name),
+ onFailure: promise.failure,
+ onSuccess: function() {
+ cancelFinalizationEffort.then(function() {
+ self._onCancel(id, name);
+ });
+
+ promise.success();
+ },
+ identifier: id
+ });
+
+ return promise;
+ },
+ onUploadPrep: qq.bind(this._onUploadPrep, this),
+ onUpload: function(id, name) {
+ self._onUpload(id, name);
+ self._options.callbacks.onUpload(id, name);
+ },
+ onUploadChunk: function(id, name, chunkData) {
+ self._onUploadChunk(id, chunkData);
+ self._options.callbacks.onUploadChunk(id, name, chunkData);
+ },
+ onUploadChunkSuccess: function(id, chunkData, result, xhr) {
+ self._options.callbacks.onUploadChunkSuccess.apply(self, arguments);
+ },
+ onResume: function(id, name, chunkData) {
+ return self._options.callbacks.onResume(id, name, chunkData);
+ },
+ onAutoRetry: function(id, name, responseJSON, xhr) {
+ return self._onAutoRetry.apply(self, arguments);
+ },
+ onUuidChanged: function(id, newUuid) {
+ self.log("Server requested UUID change from '" + self.getUuid(id) + "' to '" + newUuid + "'");
+ self.setUuid(id, newUuid);
+ },
+ getName: qq.bind(self.getName, self),
+ getUuid: qq.bind(self.getUuid, self),
+ getSize: qq.bind(self.getSize, self),
+ setSize: qq.bind(self._setSize, self),
+ getDataByUuid: function(uuid) {
+ return self.getUploads({uuid: uuid});
+ },
+ isQueued: function(id) {
+ var status = self.getUploads({id: id}).status;
+ return status === qq.status.QUEUED ||
+ status === qq.status.SUBMITTED ||
+ status === qq.status.UPLOAD_RETRYING ||
+ status === qq.status.PAUSED;
+ },
+ getIdsInProxyGroup: self._uploadData.getIdsInProxyGroup,
+ getIdsInBatch: self._uploadData.getIdsInBatch
+ };
+
+ qq.each(this._options.request, function(prop, val) {
+ options[prop] = val;
+ });
+
+ options.customHeaders = this._customHeadersStore;
+
+ if (additionalOptions) {
+ qq.each(additionalOptions, function(key, val) {
+ options[key] = val;
+ });
+ }
+
+ return new qq.UploadHandlerController(options, namespace);
+ },
+
+ _fileOrBlobRejected: function(id) {
+ this._netUploadedOrQueued--;
+ this._uploadData.setStatus(id, qq.status.REJECTED);
+ },
+
+ _formatSize: function(bytes) {
+ var i = -1;
+ do {
+ bytes = bytes / 1000;
+ i++;
+ } while (bytes > 999);
+
+ return Math.max(bytes, 0.1).toFixed(1) + this._options.text.sizeSymbols[i];
+ },
+
+ // Creates an internal object that tracks various properties of each extra button,
+ // and then actually creates the extra button.
+ _generateExtraButtonSpecs: function() {
+ var self = this;
+
+ this._extraButtonSpecs = {};
+
+ qq.each(this._options.extraButtons, function(idx, extraButtonOptionEntry) {
+ var multiple = extraButtonOptionEntry.multiple,
+ validation = qq.extend({}, self._options.validation, true),
+ extraButtonSpec = qq.extend({}, extraButtonOptionEntry);
+
+ if (multiple === undefined) {
+ multiple = self._options.multiple;
+ }
+
+ if (extraButtonSpec.validation) {
+ qq.extend(validation, extraButtonOptionEntry.validation, true);
+ }
+
+ qq.extend(extraButtonSpec, {
+ multiple: multiple,
+ validation: validation
+ }, true);
+
+ self._initExtraButton(extraButtonSpec);
+ });
+ },
+
+ _getButton: function(buttonId) {
+ var extraButtonsSpec = this._extraButtonSpecs[buttonId];
+
+ if (extraButtonsSpec) {
+ return extraButtonsSpec.element;
+ }
+ else if (buttonId === this._defaultButtonId) {
+ return this._options.button;
+ }
+ },
+
+ /**
+ * Gets the internally used tracking ID for a button.
+ *
+ * @param buttonOrFileInputOrFile `File`, `<input type="file">`, or a button container element
+ * @returns {*} The button's ID, or undefined if no ID is recoverable
+ * @private
+ */
+ _getButtonId: function(buttonOrFileInputOrFile) {
+ var inputs, fileInput,
+ fileBlobOrInput = buttonOrFileInputOrFile;
+
+ // We want the reference file/blob here if this is a proxy (a file that will be generated on-demand later)
+ if (fileBlobOrInput instanceof qq.BlobProxy) {
+ fileBlobOrInput = fileBlobOrInput.referenceBlob;
+ }
+
+ // If the item is a `Blob` it will never be associated with a button or drop zone.
+ if (fileBlobOrInput && !qq.isBlob(fileBlobOrInput)) {
+ if (qq.isFile(fileBlobOrInput)) {
+ return fileBlobOrInput.qqButtonId;
+ }
+ else if (fileBlobOrInput.tagName.toLowerCase() === "input" &&
+ fileBlobOrInput.type.toLowerCase() === "file") {
+
+ return fileBlobOrInput.getAttribute(qq.UploadButton.BUTTON_ID_ATTR_NAME);
+ }
+
+ inputs = fileBlobOrInput.getElementsByTagName("input");
+
+ qq.each(inputs, function(idx, input) {
+ if (input.getAttribute("type") === "file") {
+ fileInput = input;
+ return false;
+ }
+ });
+
+ if (fileInput) {
+ return fileInput.getAttribute(qq.UploadButton.BUTTON_ID_ATTR_NAME);
+ }
+ }
+ },
+
+ _getNotFinished: function() {
+ return this._uploadData.retrieve({
+ status: [
+ qq.status.UPLOADING,
+ qq.status.UPLOAD_RETRYING,
+ qq.status.QUEUED,
+ qq.status.SUBMITTING,
+ qq.status.SUBMITTED,
+ qq.status.PAUSED
+ ]
+ }).length;
+ },
+
+ // Get the validation options for this button. Could be the default validation option
+ // or a specific one assigned to this particular button.
+ _getValidationBase: function(buttonId) {
+ var extraButtonSpec = this._extraButtonSpecs[buttonId];
+
+ return extraButtonSpec ? extraButtonSpec.validation : this._options.validation;
+ },
+
+ _getValidationDescriptor: function(fileWrapper) {
+ if (fileWrapper.file instanceof qq.BlobProxy) {
+ return {
+ name: qq.getFilename(fileWrapper.file.referenceBlob),
+ size: fileWrapper.file.referenceBlob.size
+ };
+ }
+
+ return {
+ name: this.getUploads({id: fileWrapper.id}).name,
+ size: this.getUploads({id: fileWrapper.id}).size
+ };
+ },
+
+ _getValidationDescriptors: function(fileWrappers) {
+ var self = this,
+ fileDescriptors = [];
+
+ qq.each(fileWrappers, function(idx, fileWrapper) {
+ fileDescriptors.push(self._getValidationDescriptor(fileWrapper));
+ });
+
+ return fileDescriptors;
+ },
+
+ // Allows camera access on either the default or an extra button for iOS devices.
+ _handleCameraAccess: function() {
+ if (this._options.camera.ios && qq.ios()) {
+ var acceptIosCamera = "image/*;capture=camera",
+ button = this._options.camera.button,
+ buttonId = button ? this._getButtonId(button) : this._defaultButtonId,
+ optionRoot = this._options;
+
+ // If we are not targeting the default button, it is an "extra" button
+ if (buttonId && buttonId !== this._defaultButtonId) {
+ optionRoot = this._extraButtonSpecs[buttonId];
+ }
+
+ // Camera access won't work in iOS if the `multiple` attribute is present on the file input
+ optionRoot.multiple = false;
+
+ // update the options
+ if (optionRoot.validation.acceptFiles === null) {
+ optionRoot.validation.acceptFiles = acceptIosCamera;
+ }
+ else {
+ optionRoot.validation.acceptFiles += "," + acceptIosCamera;
+ }
+
+ // update the already-created button
+ qq.each(this._buttons, function(idx, button) {
+ if (button.getButtonId() === buttonId) {
+ button.setMultiple(optionRoot.multiple);
+ button.setAcceptFiles(optionRoot.acceptFiles);
+
+ return false;
+ }
+ });
+ }
+ },
+
+ _handleCheckedCallback: function(details) {
+ var self = this,
+ callbackRetVal = details.callback();
+
+ if (qq.isGenericPromise(callbackRetVal)) {
+ this.log(details.name + " - waiting for " + details.name + " promise to be fulfilled for " + details.identifier);
+ return callbackRetVal.then(
+ function(successParam) {
+ self.log(details.name + " promise success for " + details.identifier);
+ details.onSuccess(successParam);
+ },
+ function() {
+ if (details.onFailure) {
+ self.log(details.name + " promise failure for " + details.identifier);
+ details.onFailure();
+ }
+ else {
+ self.log(details.name + " promise failure for " + details.identifier);
+ }
+ });
+ }
+
+ if (callbackRetVal !== false) {
+ details.onSuccess(callbackRetVal);
+ }
+ else {
+ if (details.onFailure) {
+ this.log(details.name + " - return value was 'false' for " + details.identifier + ". Invoking failure callback.");
+ details.onFailure();
+ }
+ else {
+ this.log(details.name + " - return value was 'false' for " + details.identifier + ". Will not proceed.");
+ }
+ }
+
+ return callbackRetVal;
+ },
+
+ // Updates internal state when a new file has been received, and adds it along with its ID to a passed array.
+ _handleNewFile: function(file, batchId, newFileWrapperList) {
+ var self = this,
+ uuid = qq.getUniqueId(),
+ size = -1,
+ name = qq.getFilename(file),
+ actualFile = file.blob || file,
+ handler = this._customNewFileHandler ?
+ this._customNewFileHandler :
+ qq.bind(self._handleNewFileGeneric, self);
+
+ if (!qq.isInput(actualFile) && actualFile.size >= 0) {
+ size = actualFile.size;
+ }
+
+ handler(actualFile, name, uuid, size, newFileWrapperList, batchId, this._options.request.uuidName, {
+ uploadData: self._uploadData,
+ paramsStore: self._paramsStore,
+ addFileToHandler: function(id, file) {
+ self._handler.add(id, file);
+ self._netUploadedOrQueued++;
+ self._trackButton(id);
+ }
+ });
+ },
+
+ _handleNewFileGeneric: function(file, name, uuid, size, fileList, batchId) {
+ var id = this._uploadData.addFile({uuid: uuid, name: name, size: size, batchId: batchId});
+
+ this._handler.add(id, file);
+ this._trackButton(id);
+
+ this._netUploadedOrQueued++;
+
+ fileList.push({id: id, file: file});
+ },
+
+ _handlePasteSuccess: function(blob, extSuppliedName) {
+ var extension = blob.type.split("/")[1],
+ name = extSuppliedName;
+
+ /*jshint eqeqeq: true, eqnull: true*/
+ if (name == null) {
+ name = this._options.paste.defaultName;
+ }
+
+ name += "." + extension;
+
+ this.addFiles({
+ name: name,
+ blob: blob
+ });
+ },
+
+ // Creates an extra button element
+ _initExtraButton: function(spec) {
+ var button = this._createUploadButton({
+ accept: spec.validation.acceptFiles,
+ allowedExtensions: spec.validation.allowedExtensions,
+ element: spec.element,
+ folders: spec.folders,
+ multiple: spec.multiple,
+ title: spec.fileInputTitle
+ });
+
+ this._extraButtonSpecs[button.getButtonId()] = spec;
+ },
+
+ _initFormSupportAndParams: function() {
+ this._formSupport = qq.FormSupport && new qq.FormSupport(
+ this._options.form, qq.bind(this.uploadStoredFiles, this), qq.bind(this.log, this)
+ );
+
+ if (this._formSupport && this._formSupport.attachedToForm) {
+ this._paramsStore = this._createStore(
+ this._options.request.params, this._formSupport.getFormInputsAsObject
+ );
+
+ this._options.autoUpload = this._formSupport.newAutoUpload;
+ if (this._formSupport.newEndpoint) {
+ this._options.request.endpoint = this._formSupport.newEndpoint;
+ }
+ }
+ else {
+ this._paramsStore = this._createStore(this._options.request.params);
+ }
+ },
+
+ _isDeletePossible: function() {
+ if (!qq.DeleteFileAjaxRequester || !this._options.deleteFile.enabled) {
+ return false;
+ }
+
+ if (this._options.cors.expected) {
+ if (qq.supportedFeatures.deleteFileCorsXhr) {
+ return true;
+ }
+
+ if (qq.supportedFeatures.deleteFileCorsXdr && this._options.cors.allowXdr) {
+ return true;
+ }
+
+ return false;
+ }
+
+ return true;
+ },
+
+ _isAllowedExtension: function(allowed, fileName) {
+ var valid = false;
+
+ if (!allowed.length) {
+ return true;
+ }
+
+ qq.each(allowed, function(idx, allowedExt) {
+ /**
+ * If an argument is not a string, ignore it. Added when a possible issue with MooTools hijacking the
+ * `allowedExtensions` array was discovered. See case #735 in the issue tracker for more details.
+ */
+ if (qq.isString(allowedExt)) {
+ /*jshint eqeqeq: true, eqnull: true*/
+ var extRegex = new RegExp("\\." + allowedExt + "$", "i");
+
+ if (fileName.match(extRegex) != null) {
+ valid = true;
+ return false;
+ }
+ }
+ });
+
+ return valid;
+ },
+
+ /**
+ * Constructs and returns a message that describes an item/file error. Also calls `onError` callback.
+ *
+ * @param code REQUIRED - a code that corresponds to a stock message describing this type of error
+ * @param maybeNameOrNames names of the items that have failed, if applicable
+ * @param item `File`, `Blob`, or `<input type="file">`
+ * @private
+ */
+ _itemError: function(code, maybeNameOrNames, item) {
+ var message = this._options.messages[code],
+ allowedExtensions = [],
+ names = [].concat(maybeNameOrNames),
+ name = names[0],
+ buttonId = this._getButtonId(item),
+ validationBase = this._getValidationBase(buttonId),
+ extensionsForMessage, placeholderMatch;
+
+ function r(name, replacement) { message = message.replace(name, replacement); }
+
+ qq.each(validationBase.allowedExtensions, function(idx, allowedExtension) {
+ /**
+ * If an argument is not a string, ignore it. Added when a possible issue with MooTools hijacking the
+ * `allowedExtensions` array was discovered. See case #735 in the issue tracker for more details.
+ */
+ if (qq.isString(allowedExtension)) {
+ allowedExtensions.push(allowedExtension);
+ }
+ });
+
+ extensionsForMessage = allowedExtensions.join(", ").toLowerCase();
+
+ r("{file}", this._options.formatFileName(name));
+ r("{extensions}", extensionsForMessage);
+ r("{sizeLimit}", this._formatSize(validationBase.sizeLimit));
+ r("{minSizeLimit}", this._formatSize(validationBase.minSizeLimit));
+
+ placeholderMatch = message.match(/(\{\w+\})/g);
+ if (placeholderMatch !== null) {
+ qq.each(placeholderMatch, function(idx, placeholder) {
+ r(placeholder, names[idx]);
+ });
+ }
+
+ this._options.callbacks.onError(null, name, message, undefined);
+
+ return message;
+ },
+
+ /**
+ * Conditionally orders a manual retry of a failed upload.
+ *
+ * @param id File ID of the failed upload
+ * @param callback Optional callback to invoke if a retry is prudent.
+ * In lieu of asking the upload handler to retry.
+ * @returns {boolean} true if a manual retry will occur
+ * @private
+ */
+ _manualRetry: function(id, callback) {
+ if (this._onBeforeManualRetry(id)) {
+ this._netUploadedOrQueued++;
+ this._uploadData.setStatus(id, qq.status.UPLOAD_RETRYING);
+
+ if (callback) {
+ callback(id);
+ }
+ else {
+ this._handler.retry(id);
+ }
+
+ return true;
+ }
+ },
+
+ _maybeAllComplete: function(id, status) {
+ var self = this,
+ notFinished = this._getNotFinished();
+
+ if (status === qq.status.UPLOAD_SUCCESSFUL) {
+ this._succeededSinceLastAllComplete.push(id);
+ }
+ else if (status === qq.status.UPLOAD_FAILED) {
+ this._failedSinceLastAllComplete.push(id);
+ }
+
+ if (notFinished === 0 &&
+ (this._succeededSinceLastAllComplete.length || this._failedSinceLastAllComplete.length)) {
+ // Attempt to ensure onAllComplete is not invoked before other callbacks, such as onCancel & onComplete
+ setTimeout(function() {
+ self._onAllComplete(self._succeededSinceLastAllComplete, self._failedSinceLastAllComplete);
+ }, 0);
+ }
+ },
+
+ _maybeHandleIos8SafariWorkaround: function() {
+ var self = this;
+
+ if (this._options.workarounds.ios8SafariUploads && qq.ios800() && qq.iosSafari()) {
+ setTimeout(function() {
+ window.alert(self._options.messages.unsupportedBrowserIos8Safari);
+ }, 0);
+ throw new qq.Error(this._options.messages.unsupportedBrowserIos8Safari);
+ }
+ },
+
+ _maybeParseAndSendUploadError: function(id, name, response, xhr) {
+ // Assuming no one will actually set the response code to something other than 200
+ // and still set 'success' to true...
+ if (!response.success) {
+ if (xhr && xhr.status !== 200 && !response.error) {
+ this._options.callbacks.onError(id, name, "XHR returned response code " + xhr.status, xhr);
+ }
+ else {
+ var errorReason = response.error ? response.error : this._options.text.defaultResponseError;
+ this._options.callbacks.onError(id, name, errorReason, xhr);
+ }
+ }
+ },
+
+ _maybeProcessNextItemAfterOnValidateCallback: function(validItem, items, index, params, endpoint) {
+ var self = this;
+
+ if (items.length > index) {
+ if (validItem || !this._options.validation.stopOnFirstInvalidFile) {
+ //use setTimeout to prevent a stack overflow with a large number of files in the batch & non-promissory callbacks
+ setTimeout(function() {
+ var validationDescriptor = self._getValidationDescriptor(items[index]),
+ buttonId = self._getButtonId(items[index].file),
+ button = self._getButton(buttonId);
+
+ self._handleCheckedCallback({
+ name: "onValidate",
+ callback: qq.bind(self._options.callbacks.onValidate, self, validationDescriptor, button),
+ onSuccess: qq.bind(self._onValidateCallbackSuccess, self, items, index, params, endpoint),
+ onFailure: qq.bind(self._onValidateCallbackFailure, self, items, index, params, endpoint),
+ identifier: "Item '" + validationDescriptor.name + "', size: " + validationDescriptor.size
+ });
+ }, 0);
+ }
+ else if (!validItem) {
+ for (; index < items.length; index++) {
+ self._fileOrBlobRejected(items[index].id);
+ }
+ }
+ }
+ },
+
+ _onAllComplete: function(successful, failed) {
+ this._totalProgress && this._totalProgress.onAllComplete(successful, failed, this._preventRetries);
+
+ this._options.callbacks.onAllComplete(qq.extend([], successful), qq.extend([], failed));
+
+ this._succeededSinceLastAllComplete = [];
+ this._failedSinceLastAllComplete = [];
+ },
+
+ /**
+ * Attempt to automatically retry a failed upload.
+ *
+ * @param id The file ID of the failed upload
+ * @param name The name of the file associated with the failed upload
+ * @param responseJSON Response from the server, parsed into a javascript object
+ * @param xhr Ajax transport used to send the failed request
+ * @param callback Optional callback to be invoked if a retry is prudent.
+ * Invoked in lieu of asking the upload handler to retry.
+ * @returns {boolean} true if an auto-retry will occur
+ * @private
+ */
+ _onAutoRetry: function(id, name, responseJSON, xhr, callback) {
+ var self = this;
+
+ self._preventRetries[id] = responseJSON[self._options.retry.preventRetryResponseProperty];
+
+ if (self._shouldAutoRetry(id, name, responseJSON)) {
+ self._maybeParseAndSendUploadError.apply(self, arguments);
+ self._options.callbacks.onAutoRetry(id, name, self._autoRetries[id]);
+ self._onBeforeAutoRetry(id, name);
+
+ self._retryTimeouts[id] = setTimeout(function() {
+ self.log("Retrying " + name + "...");
+ self._uploadData.setStatus(id, qq.status.UPLOAD_RETRYING);
+
+ if (callback) {
+ callback(id);
+ }
+ else {
+ self._handler.retry(id);
+ }
+ }, self._options.retry.autoAttemptDelay * 1000);
+
+ return true;
+ }
+ },
+
+ _onBeforeAutoRetry: function(id, name) {
+ this.log("Waiting " + this._options.retry.autoAttemptDelay + " seconds before retrying " + name + "...");
+ },
+
+ //return false if we should not attempt the requested retry
+ _onBeforeManualRetry: function(id) {
+ var itemLimit = this._currentItemLimit,
+ fileName;
+
+ if (this._preventRetries[id]) {
+ this.log("Retries are forbidden for id " + id, "warn");
+ return false;
+ }
+ else if (this._handler.isValid(id)) {
+ fileName = this.getName(id);
+
+ if (this._options.callbacks.onManualRetry(id, fileName) === false) {
+ return false;
+ }
+
+ if (itemLimit > 0 && this._netUploadedOrQueued + 1 > itemLimit) {
+ this._itemError("retryFailTooManyItems");
+ return false;
+ }
+
+ this.log("Retrying upload for '" + fileName + "' (id: " + id + ")...");
+ return true;
+ }
+ else {
+ this.log("'" + id + "' is not a valid file ID", "error");
+ return false;
+ }
+ },
+
+ _onCancel: function(id, name) {
+ this._netUploadedOrQueued--;
+
+ clearTimeout(this._retryTimeouts[id]);
+
+ var storedItemIndex = qq.indexOf(this._storedIds, id);
+ if (!this._options.autoUpload && storedItemIndex >= 0) {
+ this._storedIds.splice(storedItemIndex, 1);
+ }
+
+ this._uploadData.setStatus(id, qq.status.CANCELED);
+ },
+
+ _onComplete: function(id, name, result, xhr) {
+ if (!result.success) {
+ this._netUploadedOrQueued--;
+ this._uploadData.setStatus(id, qq.status.UPLOAD_FAILED);
+
+ if (result[this._options.retry.preventRetryResponseProperty] === true) {
+ this._preventRetries[id] = true;
+ }
+ }
+ else {
+ if (result.thumbnailUrl) {
+ this._thumbnailUrls[id] = result.thumbnailUrl;
+ }
+
+ this._netUploaded++;
+ this._uploadData.setStatus(id, qq.status.UPLOAD_SUCCESSFUL);
+ }
+
+ this._maybeParseAndSendUploadError(id, name, result, xhr);
+
+ return result.success ? true : false;
+ },
+
+ _onDelete: function(id) {
+ this._uploadData.setStatus(id, qq.status.DELETING);
+ },
+
+ _onDeleteComplete: function(id, xhrOrXdr, isError) {
+ var name = this.getName(id);
+
+ if (isError) {
+ this._uploadData.setStatus(id, qq.status.DELETE_FAILED);
+ this.log("Delete request for '" + name + "' has failed.", "error");
+
+ // For error reporting, we only have access to the response status if this is not
+ // an `XDomainRequest`.
+ if (xhrOrXdr.withCredentials === undefined) {
+ this._options.callbacks.onError(id, name, "Delete request failed", xhrOrXdr);
+ }
+ else {
+ this._options.callbacks.onError(id, name, "Delete request failed with response code " + xhrOrXdr.status, xhrOrXdr);
+ }
+ }
+ else {
+ this._netUploadedOrQueued--;
+ this._netUploaded--;
+ this._handler.expunge(id);
+ this._uploadData.setStatus(id, qq.status.DELETED);
+ this.log("Delete request for '" + name + "' has succeeded.");
+ }
+ },
+
+ _onInputChange: function(input) {
+ var fileIndex;
+
+ if (qq.supportedFeatures.ajaxUploading) {
+ for (fileIndex = 0; fileIndex < input.files.length; fileIndex++) {
+ this._annotateWithButtonId(input.files[fileIndex], input);
+ }
+
+ this.addFiles(input.files);
+ }
+ // Android 2.3.x will fire `onchange` even if no file has been selected
+ else if (input.value.length > 0) {
+ this.addFiles(input);
+ }
+
+ qq.each(this._buttons, function(idx, button) {
+ button.reset();
+ });
+ },
+
+ _onProgress: function(id, name, loaded, total) {
+ this._totalProgress && this._totalProgress.onIndividualProgress(id, loaded, total);
+ },
+
+ _onSubmit: function(id, name) {
+ //nothing to do yet in core uploader
+ },
+
+ _onSubmitCallbackSuccess: function(id, name) {
+ this._onSubmit.apply(this, arguments);
+ this._uploadData.setStatus(id, qq.status.SUBMITTED);
+ this._onSubmitted.apply(this, arguments);
+
+ if (this._options.autoUpload) {
+ this._options.callbacks.onSubmitted.apply(this, arguments);
+ this._uploadFile(id);
+ }
+ else {
+ this._storeForLater(id);
+ this._options.callbacks.onSubmitted.apply(this, arguments);
+ }
+ },
+
+ _onSubmitDelete: function(id, onSuccessCallback, additionalMandatedParams) {
+ var uuid = this.getUuid(id),
+ adjustedOnSuccessCallback;
+
+ if (onSuccessCallback) {
+ adjustedOnSuccessCallback = qq.bind(onSuccessCallback, this, id, uuid, additionalMandatedParams);
+ }
+
+ if (this._isDeletePossible()) {
+ this._handleCheckedCallback({
+ name: "onSubmitDelete",
+ callback: qq.bind(this._options.callbacks.onSubmitDelete, this, id),
+ onSuccess: adjustedOnSuccessCallback ||
+ qq.bind(this._deleteHandler.sendDelete, this, id, uuid, additionalMandatedParams),
+ identifier: id
+ });
+ return true;
+ }
+ else {
+ this.log("Delete request ignored for ID " + id + ", delete feature is disabled or request not possible " +
+ "due to CORS on a user agent that does not support pre-flighting.", "warn");
+ return false;
+ }
+ },
+
+ _onSubmitted: function(id) {
+ //nothing to do in the base uploader
+ },
+
+ _onTotalProgress: function(loaded, total) {
+ this._options.callbacks.onTotalProgress(loaded, total);
+ },
+
+ _onUploadPrep: function(id) {
+ // nothing to do in the core uploader for now
+ },
+
+ _onUpload: function(id, name) {
+ this._uploadData.setStatus(id, qq.status.UPLOADING);
+ },
+
+ _onUploadChunk: function(id, chunkData) {
+ //nothing to do in the base uploader
+ },
+
+ _onUploadStatusChange: function(id, oldStatus, newStatus) {
+ // Make sure a "queued" retry attempt is canceled if the upload has been paused
+ if (newStatus === qq.status.PAUSED) {
+ clearTimeout(this._retryTimeouts[id]);
+ }
+ },
+
+ _onValidateBatchCallbackFailure: function(fileWrappers) {
+ var self = this;
+
+ qq.each(fileWrappers, function(idx, fileWrapper) {
+ self._fileOrBlobRejected(fileWrapper.id);
+ });
+ },
+
+ _onValidateBatchCallbackSuccess: function(validationDescriptors, items, params, endpoint, button) {
+ var errorMessage,
+ itemLimit = this._currentItemLimit,
+ proposedNetFilesUploadedOrQueued = this._netUploadedOrQueued;
+
+ if (itemLimit === 0 || proposedNetFilesUploadedOrQueued <= itemLimit) {
+ if (items.length > 0) {
+ this._handleCheckedCallback({
+ name: "onValidate",
+ callback: qq.bind(this._options.callbacks.onValidate, this, validationDescriptors[0], button),
+ onSuccess: qq.bind(this._onValidateCallbackSuccess, this, items, 0, params, endpoint),
+ onFailure: qq.bind(this._onValidateCallbackFailure, this, items, 0, params, endpoint),
+ identifier: "Item '" + items[0].file.name + "', size: " + items[0].file.size
+ });
+ }
+ else {
+ this._itemError("noFilesError");
+ }
+ }
+ else {
+ this._onValidateBatchCallbackFailure(items);
+ errorMessage = this._options.messages.tooManyItemsError
+ .replace(/\{netItems\}/g, proposedNetFilesUploadedOrQueued)
+ .replace(/\{itemLimit\}/g, itemLimit);
+ this._batchError(errorMessage);
+ }
+ },
+
+ _onValidateCallbackFailure: function(items, index, params, endpoint) {
+ var nextIndex = index + 1;
+
+ this._fileOrBlobRejected(items[index].id, items[index].file.name);
+
+ this._maybeProcessNextItemAfterOnValidateCallback(false, items, nextIndex, params, endpoint);
+ },
+
+ _onValidateCallbackSuccess: function(items, index, params, endpoint) {
+ var self = this,
+ nextIndex = index + 1,
+ validationDescriptor = this._getValidationDescriptor(items[index]);
+
+ this._validateFileOrBlobData(items[index], validationDescriptor)
+ .then(
+ function() {
+ self._upload(items[index].id, params, endpoint);
+ self._maybeProcessNextItemAfterOnValidateCallback(true, items, nextIndex, params, endpoint);
+ },
+ function() {
+ self._maybeProcessNextItemAfterOnValidateCallback(false, items, nextIndex, params, endpoint);
+ }
+ );
+ },
+
+ _prepareItemsForUpload: function(items, params, endpoint) {
+ if (items.length === 0) {
+ this._itemError("noFilesError");
+ return;
+ }
+
+ var validationDescriptors = this._getValidationDescriptors(items),
+ buttonId = this._getButtonId(items[0].file),
+ button = this._getButton(buttonId);
+
+ this._handleCheckedCallback({
+ name: "onValidateBatch",
+ callback: qq.bind(this._options.callbacks.onValidateBatch, this, validationDescriptors, button),
+ onSuccess: qq.bind(this._onValidateBatchCallbackSuccess, this, validationDescriptors, items, params, endpoint, button),
+ onFailure: qq.bind(this._onValidateBatchCallbackFailure, this, items),
+ identifier: "batch validation"
+ });
+ },
+
+ _preventLeaveInProgress: function() {
+ var self = this;
+
+ this._disposeSupport.attach(window, "beforeunload", function(e) {
+ if (self.getInProgress()) {
+ e = e || window.event;
+ // for ie, ff
+ e.returnValue = self._options.messages.onLeave;
+ // for webkit
+ return self._options.messages.onLeave;
+ }
+ });
+ },
+
+ // Attempts to refresh session data only if the `qq.Session` module exists
+ // and a session endpoint has been specified. The `onSessionRequestComplete`
+ // callback will be invoked once the refresh is complete.
+ _refreshSessionData: function() {
+ var self = this,
+ options = this._options.session;
+
+ /* jshint eqnull:true */
+ if (qq.Session && this._options.session.endpoint != null) {
+ if (!this._session) {
+ qq.extend(options, this._options.cors);
+
+ options.log = qq.bind(this.log, this);
+ options.addFileRecord = qq.bind(this._addCannedFile, this);
+
+ this._session = new qq.Session(options);
+ }
+
+ setTimeout(function() {
+ self._session.refresh().then(function(response, xhrOrXdr) {
+ self._sessionRequestComplete();
+ self._options.callbacks.onSessionRequestComplete(response, true, xhrOrXdr);
+
+ }, function(response, xhrOrXdr) {
+
+ self._options.callbacks.onSessionRequestComplete(response, false, xhrOrXdr);
+ });
+ }, 0);
+ }
+ },
+
+ _sessionRequestComplete: function() {},
+
+ _setSize: function(id, newSize) {
+ this._uploadData.updateSize(id, newSize);
+ this._totalProgress && this._totalProgress.onNewSize(id);
+ },
+
+ _shouldAutoRetry: function(id, name, responseJSON) {
+ var uploadData = this._uploadData.retrieve({id: id});
+
+ /*jshint laxbreak: true */
+ if (!this._preventRetries[id]
+ && this._options.retry.enableAuto
+ && uploadData.status !== qq.status.PAUSED) {
+
+ if (this._autoRetries[id] === undefined) {
+ this._autoRetries[id] = 0;
+ }
+
+ if (this._autoRetries[id] < this._options.retry.maxAutoAttempts) {
+ this._autoRetries[id] += 1;
+ return true;
+ }
+ }
+
+ return false;
+ },
+
+ _storeForLater: function(id) {
+ this._storedIds.push(id);
+ },
+
+ // Maps a file with the button that was used to select it.
+ _trackButton: function(id) {
+ var buttonId;
+
+ if (qq.supportedFeatures.ajaxUploading) {
+ buttonId = this._handler.getFile(id).qqButtonId;
+ }
+ else {
+ buttonId = this._getButtonId(this._handler.getInput(id));
+ }
+
+ if (buttonId) {
+ this._buttonIdsForFileIds[id] = buttonId;
+ }
+ },
+
+ _updateFormSupportAndParams: function(formElementOrId) {
+ this._options.form.element = formElementOrId;
+
+ this._formSupport = qq.FormSupport && new qq.FormSupport(
+ this._options.form, qq.bind(this.uploadStoredFiles, this), qq.bind(this.log, this)
+ );
+
+ if (this._formSupport && this._formSupport.attachedToForm) {
+ this._paramsStore.addReadOnly(null, this._formSupport.getFormInputsAsObject);
+
+ this._options.autoUpload = this._formSupport.newAutoUpload;
+ if (this._formSupport.newEndpoint) {
+ this.setEndpoint(this._formSupport.newEndpoint);
+ }
+ }
+ },
+
+ _upload: function(id, params, endpoint) {
+ var name = this.getName(id);
+
+ if (params) {
+ this.setParams(params, id);
+ }
+
+ if (endpoint) {
+ this.setEndpoint(endpoint, id);
+ }
+
+ this._handleCheckedCallback({
+ name: "onSubmit",
+ callback: qq.bind(this._options.callbacks.onSubmit, this, id, name),
+ onSuccess: qq.bind(this._onSubmitCallbackSuccess, this, id, name),
+ onFailure: qq.bind(this._fileOrBlobRejected, this, id, name),
+ identifier: id
+ });
+ },
+
+ _uploadFile: function(id) {
+ if (!this._handler.upload(id)) {
+ this._uploadData.setStatus(id, qq.status.QUEUED);
+ }
+ },
+
+ _uploadStoredFiles: function() {
+ var idToUpload, stillSubmitting,
+ self = this;
+
+ while (this._storedIds.length) {
+ idToUpload = this._storedIds.shift();
+ this._uploadFile(idToUpload);
+ }
+
+ // If we are still waiting for some files to clear validation, attempt to upload these again in a bit
+ stillSubmitting = this.getUploads({status: qq.status.SUBMITTING}).length;
+ if (stillSubmitting) {
+ qq.log("Still waiting for " + stillSubmitting + " files to clear submit queue. Will re-parse stored IDs array shortly.");
+ setTimeout(function() {
+ self._uploadStoredFiles();
+ }, 1000);
+ }
+ },
+
+ /**
+ * Performs some internal validation checks on an item, defined in the `validation` option.
+ *
+ * @param fileWrapper Wrapper containing a `file` along with an `id`
+ * @param validationDescriptor Normalized information about the item (`size`, `name`).
+ * @returns qq.Promise with appropriate callbacks invoked depending on the validity of the file
+ * @private
+ */
+ _validateFileOrBlobData: function(fileWrapper, validationDescriptor) {
+ var self = this,
+ file = (function() {
+ if (fileWrapper.file instanceof qq.BlobProxy) {
+ return fileWrapper.file.referenceBlob;
+ }
+ return fileWrapper.file;
+ }()),
+ name = validationDescriptor.name,
+ size = validationDescriptor.size,
+ buttonId = this._getButtonId(fileWrapper.file),
+ validationBase = this._getValidationBase(buttonId),
+ validityChecker = new qq.Promise();
+
+ validityChecker.then(
+ function() {},
+ function() {
+ self._fileOrBlobRejected(fileWrapper.id, name);
+ });
+
+ if (qq.isFileOrInput(file) && !this._isAllowedExtension(validationBase.allowedExtensions, name)) {
+ this._itemError("typeError", name, file);
+ return validityChecker.failure();
+ }
+
+ if (size === 0) {
+ this._itemError("emptyError", name, file);
+ return validityChecker.failure();
+ }
+
+ if (size > 0 && validationBase.sizeLimit && size > validationBase.sizeLimit) {
+ this._itemError("sizeError", name, file);
+ return validityChecker.failure();
+ }
+
+ if (size > 0 && size < validationBase.minSizeLimit) {
+ this._itemError("minSizeError", name, file);
+ return validityChecker.failure();
+ }
+
+ if (qq.ImageValidation && qq.supportedFeatures.imagePreviews && qq.isFile(file)) {
+ new qq.ImageValidation(file, qq.bind(self.log, self)).validate(validationBase.image).then(
+ validityChecker.success,
+ function(errorCode) {
+ self._itemError(errorCode + "ImageError", name, file);
+ validityChecker.failure();
+ }
+ );
+ }
+ else {
+ validityChecker.success();
+ }
+
+ return validityChecker;
+ },
+
+ _wrapCallbacks: function() {
+ var self, safeCallback, prop;
+
+ self = this;
+
+ safeCallback = function(name, callback, args) {
+ var errorMsg;
+
+ try {
+ return callback.apply(self, args);
+ }
+ catch (exception) {
+ errorMsg = exception.message || exception.toString();
+ self.log("Caught exception in '" + name + "' callback - " + errorMsg, "error");
+ }
+ };
+
+ /* jshint forin: false, loopfunc: true */
+ for (prop in this._options.callbacks) {
+ (function() {
+ var callbackName, callbackFunc;
+ callbackName = prop;
+ callbackFunc = self._options.callbacks[callbackName];
+ self._options.callbacks[callbackName] = function() {
+ return safeCallback(callbackName, callbackFunc, arguments);
+ };
+ }());
+ }
+ }
+ };
+}());
+
+/*globals qq*/
+(function() {
+ "use strict";
+
+ qq.FineUploaderBasic = function(o) {
+ var self = this;
+
+ // These options define FineUploaderBasic mode.
+ this._options = {
+ debug: false,
+ button: null,
+ multiple: true,
+ maxConnections: 3,
+ disableCancelForFormUploads: false,
+ autoUpload: true,
+
+ request: {
+ customHeaders: {},
+ endpoint: "/server/upload",
+ filenameParam: "qqfilename",
+ forceMultipart: true,
+ inputName: "qqfile",
+ method: "POST",
+ params: {},
+ paramsInBody: true,
+ totalFileSizeName: "qqtotalfilesize",
+ uuidName: "qquuid"
+ },
+
+ validation: {
+ allowedExtensions: [],
+ sizeLimit: 0,
+ minSizeLimit: 0,
+ itemLimit: 0,
+ stopOnFirstInvalidFile: true,
+ acceptFiles: null,
+ image: {
+ maxHeight: 0,
+ maxWidth: 0,
+ minHeight: 0,
+ minWidth: 0
+ }
+ },
+
+ callbacks: {
+ onSubmit: function(id, name) {},
+ onSubmitted: function(id, name) {},
+ onComplete: function(id, name, responseJSON, maybeXhr) {},
+ onAllComplete: function(successful, failed) {},
+ onCancel: function(id, name) {},
+ onUpload: function(id, name) {},
+ onUploadChunk: function(id, name, chunkData) {},
+ onUploadChunkSuccess: function(id, chunkData, responseJSON, xhr) {},
+ onResume: function(id, fileName, chunkData) {},
+ onProgress: function(id, name, loaded, total) {},
+ onTotalProgress: function(loaded, total) {},
+ onError: function(id, name, reason, maybeXhrOrXdr) {},
+ onAutoRetry: function(id, name, attemptNumber) {},
+ onManualRetry: function(id, name) {},
+ onValidateBatch: function(fileOrBlobData) {},
+ onValidate: function(fileOrBlobData) {},
+ onSubmitDelete: function(id) {},
+ onDelete: function(id) {},
+ onDeleteComplete: function(id, xhrOrXdr, isError) {},
+ onPasteReceived: function(blob) {},
+ onStatusChange: function(id, oldStatus, newStatus) {},
+ onSessionRequestComplete: function(response, success, xhrOrXdr) {}
+ },
+
+ messages: {
+ typeError: "{file} has an invalid extension. Valid extension(s): {extensions}.",
+ sizeError: "{file} is too large, maximum file size is {sizeLimit}.",
+ minSizeError: "{file} is too small, minimum file size is {minSizeLimit}.",
+ emptyError: "{file} is empty, please select files again without it.",
+ noFilesError: "No files to upload.",
+ tooManyItemsError: "Too many items ({netItems}) would be uploaded. Item limit is {itemLimit}.",
+ maxHeightImageError: "Image is too tall.",
+ maxWidthImageError: "Image is too wide.",
+ minHeightImageError: "Image is not tall enough.",
+ minWidthImageError: "Image is not wide enough.",
+ retryFailTooManyItems: "Retry failed - you have reached your file limit.",
+ onLeave: "The files are being uploaded, if you leave now the upload will be canceled.",
+ unsupportedBrowserIos8Safari: "Unrecoverable error - this browser does not permit file uploading of any kind due to serious bugs in iOS8 Safari. Please use iOS8 Chrome until Apple fixes these issues."
+ },
+
+ retry: {
+ enableAuto: false,
+ maxAutoAttempts: 3,
+ autoAttemptDelay: 5,
+ preventRetryResponseProperty: "preventRetry"
+ },
+
+ classes: {
+ buttonHover: "qq-upload-button-hover",
+ buttonFocus: "qq-upload-button-focus"
+ },
+
+ chunking: {
+ enabled: false,
+ concurrent: {
+ enabled: false
+ },
+ mandatory: false,
+ paramNames: {
+ partIndex: "qqpartindex",
+ partByteOffset: "qqpartbyteoffset",
+ chunkSize: "qqchunksize",
+ totalFileSize: "qqtotalfilesize",
+ totalParts: "qqtotalparts"
+ },
+ partSize: 2000000,
+ // only relevant for traditional endpoints, only required when concurrent.enabled === true
+ success: {
+ endpoint: null
+ }
+ },
+
+ resume: {
+ enabled: false,
+ recordsExpireIn: 7, //days
+ paramNames: {
+ resuming: "qqresume"
+ }
+ },
+
+ formatFileName: function(fileOrBlobName) {
+ return fileOrBlobName;
+ },
+
+ text: {
+ defaultResponseError: "Upload failure reason unknown",
+ fileInputTitle: "file input",
+ sizeSymbols: ["kB", "MB", "GB", "TB", "PB", "EB"]
+ },
+
+ deleteFile: {
+ enabled: false,
+ method: "DELETE",
+ endpoint: "/server/upload",
+ customHeaders: {},
+ params: {}
+ },
+
+ cors: {
+ expected: false,
+ sendCredentials: false,
+ allowXdr: false
+ },
+
+ blobs: {
+ defaultName: "misc_data"
+ },
+
+ paste: {
+ targetElement: null,
+ defaultName: "pasted_image"
+ },
+
+ camera: {
+ ios: false,
+
+ // if ios is true: button is null means target the default button, otherwise target the button specified
+ button: null
+ },
+
+ // This refers to additional upload buttons to be handled by Fine Uploader.
+ // Each element is an object, containing `element` as the only required
+ // property. The `element` must be a container that will ultimately
+ // contain an invisible `<input type="file">` created by Fine Uploader.
+ // Optional properties of each object include `multiple`, `validation`,
+ // and `folders`.
+ extraButtons: [],
+
+ // Depends on the session module. Used to query the server for an initial file list
+ // during initialization and optionally after a `reset`.
+ session: {
+ endpoint: null,
+ params: {},
+ customHeaders: {},
+ refreshOnReset: true
+ },
+
+ // Send parameters associated with an existing form along with the files
+ form: {
+ // Element ID, HTMLElement, or null
+ element: "qq-form",
+
+ // Overrides the base `autoUpload`, unless `element` is null.
+ autoUpload: false,
+
+ // true = upload files on form submission (and squelch submit event)
+ interceptSubmit: true
+ },
+
+ // scale images client side, upload a new file for each scaled version
+ scaling: {
+ customResizer: null,
+
+ // send the original file as well
+ sendOriginal: true,
+
+ // fox orientation for scaled images
+ orient: true,
+
+ // If null, scaled image type will match reference image type. This value will be referred to
+ // for any size record that does not specific a type.
+ defaultType: null,
+
+ defaultQuality: 80,
+
+ failureText: "Failed to scale",
+
+ includeExif: false,
+
+ // metadata about each requested scaled version
+ sizes: []
+ },
+
+ workarounds: {
+ iosEmptyVideos: true,
+ ios8SafariUploads: true,
+ ios8BrowserCrash: false
+ }
+ };
+
+ // Replace any default options with user defined ones
+ qq.extend(this._options, o, true);
+
+ this._buttons = [];
+ this._extraButtonSpecs = {};
+ this._buttonIdsForFileIds = [];
+
+ this._wrapCallbacks();
+ this._disposeSupport = new qq.DisposeSupport();
+
+ this._storedIds = [];
+ this._autoRetries = [];
+ this._retryTimeouts = [];
+ this._preventRetries = [];
+ this._thumbnailUrls = [];
+
+ this._netUploadedOrQueued = 0;
+ this._netUploaded = 0;
+ this._uploadData = this._createUploadDataTracker();
+
+ this._initFormSupportAndParams();
+
+ this._customHeadersStore = this._createStore(this._options.request.customHeaders);
+ this._deleteFileCustomHeadersStore = this._createStore(this._options.deleteFile.customHeaders);
+
+ this._deleteFileParamsStore = this._createStore(this._options.deleteFile.params);
+
+ this._endpointStore = this._createStore(this._options.request.endpoint);
+ this._deleteFileEndpointStore = this._createStore(this._options.deleteFile.endpoint);
+
+ this._handler = this._createUploadHandler();
+
+ this._deleteHandler = qq.DeleteFileAjaxRequester && this._createDeleteHandler();
+
+ if (this._options.button) {
+ this._defaultButtonId = this._createUploadButton({
+ element: this._options.button,
+ title: this._options.text.fileInputTitle
+ }).getButtonId();
+ }
+
+ this._generateExtraButtonSpecs();
+
+ this._handleCameraAccess();
+
+ if (this._options.paste.targetElement) {
+ if (qq.PasteSupport) {
+ this._pasteHandler = this._createPasteHandler();
+ }
+ else {
+ this.log("Paste support module not found", "error");
+ }
+ }
+
+ this._preventLeaveInProgress();
+
+ this._imageGenerator = qq.ImageGenerator && new qq.ImageGenerator(qq.bind(this.log, this));
+ this._refreshSessionData();
+
+ this._succeededSinceLastAllComplete = [];
+ this._failedSinceLastAllComplete = [];
+
+ this._scaler = (qq.Scaler && new qq.Scaler(this._options.scaling, qq.bind(this.log, this))) || {};
+ if (this._scaler.enabled) {
+ this._customNewFileHandler = qq.bind(this._scaler.handleNewFile, this._scaler);
+ }
+
+ if (qq.TotalProgress && qq.supportedFeatures.progressBar) {
+ this._totalProgress = new qq.TotalProgress(
+ qq.bind(this._onTotalProgress, this),
+
+ function(id) {
+ var entry = self._uploadData.retrieve({id: id});
+ return (entry && entry.size) || 0;
+ }
+ );
+ }
+
+ this._currentItemLimit = this._options.validation.itemLimit;
+ };
+
+ // Define the private & public API methods.
+ qq.FineUploaderBasic.prototype = qq.basePublicApi;
+ qq.extend(qq.FineUploaderBasic.prototype, qq.basePrivateApi);
+}());
+
+/*globals qq, XDomainRequest*/
+/** Generic class for sending non-upload ajax requests and handling the associated responses **/
+qq.AjaxRequester = function(o) {
+ "use strict";
+
+ var log, shouldParamsBeInQueryString,
+ queue = [],
+ requestData = {},
+ options = {
+ acceptHeader: null,
+ validMethods: ["PATCH", "POST", "PUT"],
+ method: "POST",
+ contentType: "application/x-www-form-urlencoded",
+ maxConnections: 3,
+ customHeaders: {},
+ endpointStore: {},
+ paramsStore: {},
+ mandatedParams: {},
+ allowXRequestedWithAndCacheControl: true,
+ successfulResponseCodes: {
+ DELETE: [200, 202, 204],
+ PATCH: [200, 201, 202, 203, 204],
+ POST: [200, 201, 202, 203, 204],
+ PUT: [200, 201, 202, 203, 204],
+ GET: [200]
+ },
+ cors: {
+ expected: false,
+ sendCredentials: false
+ },
+ log: function(str, level) {},
+ onSend: function(id) {},
+ onComplete: function(id, xhrOrXdr, isError) {},
+ onProgress: null
+ };
+
+ qq.extend(options, o);
+ log = options.log;
+
+ if (qq.indexOf(options.validMethods, options.method) < 0) {
+ throw new Error("'" + options.method + "' is not a supported method for this type of request!");
+ }
+
+ // [Simple methods](http://www.w3.org/TR/cors/#simple-method)
+ // are defined by the W3C in the CORS spec as a list of methods that, in part,
+ // make a CORS request eligible to be exempt from preflighting.
+ function isSimpleMethod() {
+ return qq.indexOf(["GET", "POST", "HEAD"], options.method) >= 0;
+ }
+
+ // [Simple headers](http://www.w3.org/TR/cors/#simple-header)
+ // are defined by the W3C in the CORS spec as a list of headers that, in part,
+ // make a CORS request eligible to be exempt from preflighting.
+ function containsNonSimpleHeaders(headers) {
+ var containsNonSimple = false;
+
+ qq.each(containsNonSimple, function(idx, header) {
+ if (qq.indexOf(["Accept", "Accept-Language", "Content-Language", "Content-Type"], header) < 0) {
+ containsNonSimple = true;
+ return false;
+ }
+ });
+
+ return containsNonSimple;
+ }
+
+ function isXdr(xhr) {
+ //The `withCredentials` test is a commonly accepted way to determine if XHR supports CORS.
+ return options.cors.expected && xhr.withCredentials === undefined;
+ }
+
+ // Returns either a new `XMLHttpRequest` or `XDomainRequest` instance.
+ function getCorsAjaxTransport() {
+ var xhrOrXdr;
+
+ if (window.XMLHttpRequest || window.ActiveXObject) {
+ xhrOrXdr = qq.createXhrInstance();
+
+ if (xhrOrXdr.withCredentials === undefined) {
+ xhrOrXdr = new XDomainRequest();
+ // Workaround for XDR bug in IE9 - https://social.msdn.microsoft.com/Forums/ie/en-US/30ef3add-767c-4436-b8a9-f1ca19b4812e/ie9-rtm-xdomainrequest-issued-requests-may-abort-if-all-event-handlers-not-specified?forum=iewebdevelopment
+ xhrOrXdr.onload = function() {};
+ xhrOrXdr.onerror = function() {};
+ xhrOrXdr.ontimeout = function() {};
+ xhrOrXdr.onprogress = function() {};
+ }
+ }
+
+ return xhrOrXdr;
+ }
+
+ // Returns either a new XHR/XDR instance, or an existing one for the associated `File` or `Blob`.
+ function getXhrOrXdr(id, suppliedXhr) {
+ var xhrOrXdr = requestData[id].xhr;
+
+ if (!xhrOrXdr) {
+ if (suppliedXhr) {
+ xhrOrXdr = suppliedXhr;
+ }
+ else {
+ if (options.cors.expected) {
+ xhrOrXdr = getCorsAjaxTransport();
+ }
+ else {
+ xhrOrXdr = qq.createXhrInstance();
+ }
+ }
+
+ requestData[id].xhr = xhrOrXdr;
+ }
+
+ return xhrOrXdr;
+ }
+
+ // Removes element from queue, sends next request
+ function dequeue(id) {
+ var i = qq.indexOf(queue, id),
+ max = options.maxConnections,
+ nextId;
+
+ delete requestData[id];
+ queue.splice(i, 1);
+
+ if (queue.length >= max && i < max) {
+ nextId = queue[max - 1];
+ sendRequest(nextId);
+ }
+ }
+
+ function onComplete(id, xdrError) {
+ var xhr = getXhrOrXdr(id),
+ method = options.method,
+ isError = xdrError === true;
+
+ dequeue(id);
+
+ if (isError) {
+ log(method + " request for " + id + " has failed", "error");
+ }
+ else if (!isXdr(xhr) && !isResponseSuccessful(xhr.status)) {
+ isError = true;
+ log(method + " request for " + id + " has failed - response code " + xhr.status, "error");
+ }
+
+ options.onComplete(id, xhr, isError);
+ }
+
+ function getParams(id) {
+ var onDemandParams = requestData[id].additionalParams,
+ mandatedParams = options.mandatedParams,
+ params;
+
+ if (options.paramsStore.get) {
+ params = options.paramsStore.get(id);
+ }
+
+ if (onDemandParams) {
+ qq.each(onDemandParams, function(name, val) {
+ params = params || {};
+ params[name] = val;
+ });
+ }
+
+ if (mandatedParams) {
+ qq.each(mandatedParams, function(name, val) {
+ params = params || {};
+ params[name] = val;
+ });
+ }
+
+ return params;
+ }
+
+ function sendRequest(id, optXhr) {
+ var xhr = getXhrOrXdr(id, optXhr),
+ method = options.method,
+ params = getParams(id),
+ payload = requestData[id].payload,
+ url;
+
+ options.onSend(id);
+
+ url = createUrl(id, params, requestData[id].additionalQueryParams);
+
+ // XDR and XHR status detection APIs differ a bit.
+ if (isXdr(xhr)) {
+ xhr.onload = getXdrLoadHandler(id);
+ xhr.onerror = getXdrErrorHandler(id);
+ }
+ else {
+ xhr.onreadystatechange = getXhrReadyStateChangeHandler(id);
+ }
+
+ registerForUploadProgress(id);
+
+ // The last parameter is assumed to be ignored if we are actually using `XDomainRequest`.
+ xhr.open(method, url, true);
+
+ // Instruct the transport to send cookies along with the CORS request,
+ // unless we are using `XDomainRequest`, which is not capable of this.
+ if (options.cors.expected && options.cors.sendCredentials && !isXdr(xhr)) {
+ xhr.withCredentials = true;
+ }
+
+ setHeaders(id);
+
+ log("Sending " + method + " request for " + id);
+
+ if (payload) {
+ xhr.send(payload);
+ }
+ else if (shouldParamsBeInQueryString || !params) {
+ xhr.send();
+ }
+ else if (params && options.contentType && options.contentType.toLowerCase().indexOf("application/x-www-form-urlencoded") >= 0) {
+ xhr.send(qq.obj2url(params, ""));
+ }
+ else if (params && options.contentType && options.contentType.toLowerCase().indexOf("application/json") >= 0) {
+ xhr.send(JSON.stringify(params));
+ }
+ else {
+ xhr.send(params);
+ }
+
+ return xhr;
+ }
+
+ function createUrl(id, params, additionalQueryParams) {
+ var endpoint = options.endpointStore.get(id),
+ addToPath = requestData[id].addToPath;
+
+ /*jshint -W116,-W041 */
+ if (addToPath != undefined) {
+ endpoint += "/" + addToPath;
+ }
+
+ if (shouldParamsBeInQueryString && params) {
+ endpoint = qq.obj2url(params, endpoint);
+ }
+
+ if (additionalQueryParams) {
+ endpoint = qq.obj2url(additionalQueryParams, endpoint);
+ }
+
+ return endpoint;
+ }
+
+ // Invoked by the UA to indicate a number of possible states that describe
+ // a live `XMLHttpRequest` transport.
+ function getXhrReadyStateChangeHandler(id) {
+ return function() {
+ if (getXhrOrXdr(id).readyState === 4) {
+ onComplete(id);
+ }
+ };
+ }
+
+ function registerForUploadProgress(id) {
+ var onProgress = options.onProgress;
+
+ if (onProgress) {
+ getXhrOrXdr(id).upload.onprogress = function(e) {
+ if (e.lengthComputable) {
+ onProgress(id, e.loaded, e.total);
+ }
+ };
+ }
+ }
+
+ // This will be called by IE to indicate **success** for an associated
+ // `XDomainRequest` transported request.
+ function getXdrLoadHandler(id) {
+ return function() {
+ onComplete(id);
+ };
+ }
+
+ // This will be called by IE to indicate **failure** for an associated
+ // `XDomainRequest` transported request.
+ function getXdrErrorHandler(id) {
+ return function() {
+ onComplete(id, true);
+ };
+ }
+
+ function setHeaders(id) {
+ var xhr = getXhrOrXdr(id),
+ customHeaders = options.customHeaders,
+ onDemandHeaders = requestData[id].additionalHeaders || {},
+ method = options.method,
+ allHeaders = {};
+
+ // If XDomainRequest is being used, we can't set headers, so just ignore this block.
+ if (!isXdr(xhr)) {
+ options.acceptHeader && xhr.setRequestHeader("Accept", options.acceptHeader);
+
+ // Only attempt to add X-Requested-With & Cache-Control if permitted
+ if (options.allowXRequestedWithAndCacheControl) {
+ // Do not add X-Requested-With & Cache-Control if this is a cross-origin request
+ // OR the cross-origin request contains a non-simple method or header.
+ // This is done to ensure a preflight is not triggered exclusively based on the
+ // addition of these 2 non-simple headers.
+ if (!options.cors.expected || (!isSimpleMethod() || containsNonSimpleHeaders(customHeaders))) {
+ xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest");
+ xhr.setRequestHeader("Cache-Control", "no-cache");
+ }
+ }
+
+ if (options.contentType && (method === "POST" || method === "PUT")) {
+ xhr.setRequestHeader("Content-Type", options.contentType);
+ }
+
+ qq.extend(allHeaders, qq.isFunction(customHeaders) ? customHeaders(id) : customHeaders);
+ qq.extend(allHeaders, onDemandHeaders);
+
+ qq.each(allHeaders, function(name, val) {
+ xhr.setRequestHeader(name, val);
+ });
+ }
+ }
+
+ function isResponseSuccessful(responseCode) {
+ return qq.indexOf(options.successfulResponseCodes[options.method], responseCode) >= 0;
+ }
+
+ function prepareToSend(id, optXhr, addToPath, additionalParams, additionalQueryParams, additionalHeaders, payload) {
+ requestData[id] = {
+ addToPath: addToPath,
+ additionalParams: additionalParams,
+ additionalQueryParams: additionalQueryParams,
+ additionalHeaders: additionalHeaders,
+ payload: payload
+ };
+
+ var len = queue.push(id);
+
+ // if too many active connections, wait...
+ if (len <= options.maxConnections) {
+ return sendRequest(id, optXhr);
+ }
+ }
+
+ shouldParamsBeInQueryString = options.method === "GET" || options.method === "DELETE";
+
+ qq.extend(this, {
+ // Start the process of sending the request. The ID refers to the file associated with the request.
+ initTransport: function(id) {
+ var path, params, headers, payload, cacheBuster, additionalQueryParams;
+
+ return {
+ // Optionally specify the end of the endpoint path for the request.
+ withPath: function(appendToPath) {
+ path = appendToPath;
+ return this;
+ },
+
+ // Optionally specify additional parameters to send along with the request.
+ // These will be added to the query string for GET/DELETE requests or the payload
+ // for POST/PUT requests. The Content-Type of the request will be used to determine
+ // how these parameters should be formatted as well.
+ withParams: function(additionalParams) {
+ params = additionalParams;
+ return this;
+ },
+
+ withQueryParams: function(_additionalQueryParams_) {
+ additionalQueryParams = _additionalQueryParams_;
+ return this;
+ },
+
+ // Optionally specify additional headers to send along with the request.
+ withHeaders: function(additionalHeaders) {
+ headers = additionalHeaders;
+ return this;
+ },
+
+ // Optionally specify a payload/body for the request.
+ withPayload: function(thePayload) {
+ payload = thePayload;
+ return this;
+ },
+
+ // Appends a cache buster (timestamp) to the request URL as a query parameter (only if GET or DELETE)
+ withCacheBuster: function() {
+ cacheBuster = true;
+ return this;
+ },
+
+ // Send the constructed request.
+ send: function(optXhr) {
+ if (cacheBuster && qq.indexOf(["GET", "DELETE"], options.method) >= 0) {
+ params.qqtimestamp = new Date().getTime();
+ }
+
+ return prepareToSend(id, optXhr, path, params, additionalQueryParams, headers, payload);
+ }
+ };
+ },
+
+ canceled: function(id) {
+ dequeue(id);
+ }
+ });
+};
+
+/* globals qq */
+/**
+ * Common upload handler functions.
+ *
+ * @constructor
+ */
+qq.UploadHandler = function(spec) {
+ "use strict";
+
+ var proxy = spec.proxy,
+ fileState = {},
+ onCancel = proxy.onCancel,
+ getName = proxy.getName;
+
+ qq.extend(this, {
+ add: function(id, fileItem) {
+ fileState[id] = fileItem;
+ fileState[id].temp = {};
+ },
+
+ cancel: function(id) {
+ var self = this,
+ cancelFinalizationEffort = new qq.Promise(),
+ onCancelRetVal = onCancel(id, getName(id), cancelFinalizationEffort);
+
+ onCancelRetVal.then(function() {
+ if (self.isValid(id)) {
+ fileState[id].canceled = true;
+ self.expunge(id);
+ }
+ cancelFinalizationEffort.success();
+ });
+ },
+
+ expunge: function(id) {
+ delete fileState[id];
+ },
+
+ getThirdPartyFileId: function(id) {
+ return fileState[id].key;
+ },
+
+ isValid: function(id) {
+ return fileState[id] !== undefined;
+ },
+
+ reset: function() {
+ fileState = {};
+ },
+
+ _getFileState: function(id) {
+ return fileState[id];
+ },
+
+ _setThirdPartyFileId: function(id, thirdPartyFileId) {
+ fileState[id].key = thirdPartyFileId;
+ },
+
+ _wasCanceled: function(id) {
+ return !!fileState[id].canceled;
+ }
+ });
+};
+
+/*globals qq*/
+/**
+ * Base upload handler module. Controls more specific handlers.
+ *
+ * @param o Options. Passed along to the specific handler submodule as well.
+ * @param namespace [optional] Namespace for the specific handler.
+ */
+qq.UploadHandlerController = function(o, namespace) {
+ "use strict";
+
+ var controller = this,
+ chunkingPossible = false,
+ concurrentChunkingPossible = false,
+ chunking, preventRetryResponse, log, handler,
+
+ options = {
+ paramsStore: {},
+ maxConnections: 3, // maximum number of concurrent uploads
+ chunking: {
+ enabled: false,
+ multiple: {
+ enabled: false
+ }
+ },
+ log: function(str, level) {},
+ onProgress: function(id, fileName, loaded, total) {},
+ onComplete: function(id, fileName, response, xhr) {},
+ onCancel: function(id, fileName) {},
+ onUploadPrep: function(id) {}, // Called if non-trivial operations will be performed before onUpload
+ onUpload: function(id, fileName) {},
+ onUploadChunk: function(id, fileName, chunkData) {},
+ onUploadChunkSuccess: function(id, chunkData, response, xhr) {},
+ onAutoRetry: function(id, fileName, response, xhr) {},
+ onResume: function(id, fileName, chunkData) {},
+ onUuidChanged: function(id, newUuid) {},
+ getName: function(id) {},
+ setSize: function(id, newSize) {},
+ isQueued: function(id) {},
+ getIdsInProxyGroup: function(id) {},
+ getIdsInBatch: function(id) {}
+ },
+
+ chunked = {
+ // Called when each chunk has uploaded successfully
+ done: function(id, chunkIdx, response, xhr) {
+ var chunkData = handler._getChunkData(id, chunkIdx);
+
+ handler._getFileState(id).attemptingResume = false;
+
+ delete handler._getFileState(id).temp.chunkProgress[chunkIdx];
+ handler._getFileState(id).loaded += chunkData.size;
+
+ options.onUploadChunkSuccess(id, handler._getChunkDataForCallback(chunkData), response, xhr);
+ },
+
+ // Called when all chunks have been successfully uploaded and we want to ask the handler to perform any
+ // logic associated with closing out the file, such as combining the chunks.
+ finalize: function(id) {
+ var size = options.getSize(id),
+ name = options.getName(id);
+
+ log("All chunks have been uploaded for " + id + " - finalizing....");
+ handler.finalizeChunks(id).then(
+ function(response, xhr) {
+ log("Finalize successful for " + id);
+
+ var normaizedResponse = upload.normalizeResponse(response, true);
+
+ options.onProgress(id, name, size, size);
+ handler._maybeDeletePersistedChunkData(id);
+ upload.cleanup(id, normaizedResponse, xhr);
+ },
+ function(response, xhr) {
+ var normaizedResponse = upload.normalizeResponse(response, false);
+
+ log("Problem finalizing chunks for file ID " + id + " - " + normaizedResponse.error, "error");
+
+ if (normaizedResponse.reset) {
+ chunked.reset(id);
+ }
+
+ if (!options.onAutoRetry(id, name, normaizedResponse, xhr)) {
+ upload.cleanup(id, normaizedResponse, xhr);
+ }
+ }
+ );
+ },
+
+ hasMoreParts: function(id) {
+ return !!handler._getFileState(id).chunking.remaining.length;
+ },
+
+ nextPart: function(id) {
+ var nextIdx = handler._getFileState(id).chunking.remaining.shift();
+
+ if (nextIdx >= handler._getTotalChunks(id)) {
+ nextIdx = null;
+ }
+
+ return nextIdx;
+ },
+
+ reset: function(id) {
+ log("Server or callback has ordered chunking effort to be restarted on next attempt for item ID " + id, "error");
+
+ handler._maybeDeletePersistedChunkData(id);
+ handler.reevaluateChunking(id);
+ handler._getFileState(id).loaded = 0;
+ },
+
+ sendNext: function(id) {
+ var size = options.getSize(id),
+ name = options.getName(id),
+ chunkIdx = chunked.nextPart(id),
+ chunkData = handler._getChunkData(id, chunkIdx),
+ resuming = handler._getFileState(id).attemptingResume,
+ inProgressChunks = handler._getFileState(id).chunking.inProgress || [];
+
+ if (handler._getFileState(id).loaded == null) {
+ handler._getFileState(id).loaded = 0;
+ }
+
+ // Don't follow-through with the resume attempt if the integrator returns false from onResume
+ if (resuming && options.onResume(id, name, chunkData) === false) {
+ chunked.reset(id);
+ chunkIdx = chunked.nextPart(id);
+ chunkData = handler._getChunkData(id, chunkIdx);
+ resuming = false;
+ }
+
+ // If all chunks have already uploaded successfully, we must be re-attempting the finalize step.
+ if (chunkIdx == null && inProgressChunks.length === 0) {
+ chunked.finalize(id);
+ }
+
+ // Send the next chunk
+ else {
+ log(qq.format("Sending chunked upload request for item {}.{}, bytes {}-{} of {}.", id, chunkIdx, chunkData.start + 1, chunkData.end, size));
+ options.onUploadChunk(id, name, handler._getChunkDataForCallback(chunkData));
+ inProgressChunks.push(chunkIdx);
+ handler._getFileState(id).chunking.inProgress = inProgressChunks;
+
+ if (concurrentChunkingPossible) {
+ connectionManager.open(id, chunkIdx);
+ }
+
+ if (concurrentChunkingPossible && connectionManager.available() && handler._getFileState(id).chunking.remaining.length) {
+ chunked.sendNext(id);
+ }
+
+ handler.uploadChunk(id, chunkIdx, resuming).then(
+ // upload chunk success
+ function success(response, xhr) {
+ log("Chunked upload request succeeded for " + id + ", chunk " + chunkIdx);
+
+ handler.clearCachedChunk(id, chunkIdx);
+
+ var inProgressChunks = handler._getFileState(id).chunking.inProgress || [],
+ responseToReport = upload.normalizeResponse(response, true),
+ inProgressChunkIdx = qq.indexOf(inProgressChunks, chunkIdx);
+
+ log(qq.format("Chunk {} for file {} uploaded successfully.", chunkIdx, id));
+
+ chunked.done(id, chunkIdx, responseToReport, xhr);
+
+ if (inProgressChunkIdx >= 0) {
+ inProgressChunks.splice(inProgressChunkIdx, 1);
+ }
+
+ handler._maybePersistChunkedState(id);
+
+ if (!chunked.hasMoreParts(id) && inProgressChunks.length === 0) {
+ chunked.finalize(id);
+ }
+ else if (chunked.hasMoreParts(id)) {
+ chunked.sendNext(id);
+ }
+ else {
+ log(qq.format("File ID {} has no more chunks to send and these chunk indexes are still marked as in-progress: {}", id, JSON.stringify(inProgressChunks)));
+ }
+ },
+
+ // upload chunk failure
+ function failure(response, xhr) {
+ log("Chunked upload request failed for " + id + ", chunk " + chunkIdx);
+
+ handler.clearCachedChunk(id, chunkIdx);
+
+ var responseToReport = upload.normalizeResponse(response, false),
+ inProgressIdx;
+
+ if (responseToReport.reset) {
+ chunked.reset(id);
+ }
+ else {
+ inProgressIdx = qq.indexOf(handler._getFileState(id).chunking.inProgress, chunkIdx);
+ if (inProgressIdx >= 0) {
+ handler._getFileState(id).chunking.inProgress.splice(inProgressIdx, 1);
+ handler._getFileState(id).chunking.remaining.unshift(chunkIdx);
+ }
+ }
+
+ // We may have aborted all other in-progress chunks for this file due to a failure.
+ // If so, ignore the failures associated with those aborts.
+ if (!handler._getFileState(id).temp.ignoreFailure) {
+ // If this chunk has failed, we want to ignore all other failures of currently in-progress
+ // chunks since they will be explicitly aborted
+ if (concurrentChunkingPossible) {
+ handler._getFileState(id).temp.ignoreFailure = true;
+
+ log(qq.format("Going to attempt to abort these chunks: {}. These are currently in-progress: {}.", JSON.stringify(Object.keys(handler._getXhrs(id))), JSON.stringify(handler._getFileState(id).chunking.inProgress)));
+ qq.each(handler._getXhrs(id), function(ckid, ckXhr) {
+ log(qq.format("Attempting to abort file {}.{}. XHR readyState {}. ", id, ckid, ckXhr.readyState));
+ ckXhr.abort();
+ // Flag the transport, in case we are waiting for some other async operation
+ // to complete before attempting to upload the chunk
+ ckXhr._cancelled = true;
+ });
+
+ // We must indicate that all aborted chunks are no longer in progress
+ handler.moveInProgressToRemaining(id);
+
+ // Free up any connections used by these chunks, but don't allow any
+ // other files to take up the connections (until we have exhausted all auto-retries)
+ connectionManager.free(id, true);
+ }
+
+ if (!options.onAutoRetry(id, name, responseToReport, xhr)) {
+ // If one chunk fails, abort all of the others to avoid odd race conditions that occur
+ // if a chunk succeeds immediately after one fails before we have determined if the upload
+ // is a failure or not.
+ upload.cleanup(id, responseToReport, xhr);
+ }
+ }
+ }
+ )
+ .done(function() {
+ handler.clearXhr(id, chunkIdx);
+ }) ;
+ }
+ }
+ },
+
+ connectionManager = {
+ _open: [],
+ _openChunks: {},
+ _waiting: [],
+
+ available: function() {
+ var max = options.maxConnections,
+ openChunkEntriesCount = 0,
+ openChunksCount = 0;
+
+ qq.each(connectionManager._openChunks, function(fileId, openChunkIndexes) {
+ openChunkEntriesCount++;
+ openChunksCount += openChunkIndexes.length;
+ });
+
+ return max - (connectionManager._open.length - openChunkEntriesCount + openChunksCount);
+ },
+
+ /**
+ * Removes element from queue, starts upload of next
+ */
+ free: function(id, dontAllowNext) {
+ var allowNext = !dontAllowNext,
+ waitingIndex = qq.indexOf(connectionManager._waiting, id),
+ connectionsIndex = qq.indexOf(connectionManager._open, id),
+ nextId;
+
+ delete connectionManager._openChunks[id];
+
+ if (upload.getProxyOrBlob(id) instanceof qq.BlobProxy) {
+ log("Generated blob upload has ended for " + id + ", disposing generated blob.");
+ delete handler._getFileState(id).file;
+ }
+
+ // If this file was not consuming a connection, it was just waiting, so remove it from the waiting array
+ if (waitingIndex >= 0) {
+ connectionManager._waiting.splice(waitingIndex, 1);
+ }
+ // If this file was consuming a connection, allow the next file to be uploaded
+ else if (allowNext && connectionsIndex >= 0) {
+ connectionManager._open.splice(connectionsIndex, 1);
+
+ nextId = connectionManager._waiting.shift();
+ if (nextId >= 0) {
+ connectionManager._open.push(nextId);
+ upload.start(nextId);
+ }
+ }
+ },
+
+ getWaitingOrConnected: function() {
+ var waitingOrConnected = [];
+
+ // Chunked files may have multiple connections open per chunk (if concurrent chunking is enabled)
+ // We need to grab the file ID of any file that has at least one chunk consuming a connection.
+ qq.each(connectionManager._openChunks, function(fileId, chunks) {
+ if (chunks && chunks.length) {
+ waitingOrConnected.push(parseInt(fileId));
+ }
+ });
+
+ // For non-chunked files, only one connection will be consumed per file.
+ // This is where we aggregate those file IDs.
+ qq.each(connectionManager._open, function(idx, fileId) {
+ if (!connectionManager._openChunks[fileId]) {
+ waitingOrConnected.push(parseInt(fileId));
+ }
+ });
+
+ // There may be files waiting for a connection.
+ waitingOrConnected = waitingOrConnected.concat(connectionManager._waiting);
+
+ return waitingOrConnected;
+ },
+
+ isUsingConnection: function(id) {
+ return qq.indexOf(connectionManager._open, id) >= 0;
+ },
+
+ open: function(id, chunkIdx) {
+ if (chunkIdx == null) {
+ connectionManager._waiting.push(id);
+ }
+
+ if (connectionManager.available()) {
+ if (chunkIdx == null) {
+ connectionManager._waiting.pop();
+ connectionManager._open.push(id);
+ }
+ else {
+ (function() {
+ var openChunksEntry = connectionManager._openChunks[id] || [];
+ openChunksEntry.push(chunkIdx);
+ connectionManager._openChunks[id] = openChunksEntry;
+ }());
+ }
+
+ return true;
+ }
+
+ return false;
+ },
+
+ reset: function() {
+ connectionManager._waiting = [];
+ connectionManager._open = [];
+ }
+ },
+
+ simple = {
+ send: function(id, name) {
+ handler._getFileState(id).loaded = 0;
+
+ log("Sending simple upload request for " + id);
+ handler.uploadFile(id).then(
+ function(response, optXhr) {
+ log("Simple upload request succeeded for " + id);
+
+ var responseToReport = upload.normalizeResponse(response, true),
+ size = options.getSize(id);
+
+ options.onProgress(id, name, size, size);
+ upload.maybeNewUuid(id, responseToReport);
+ upload.cleanup(id, responseToReport, optXhr);
+ },
+
+ function(response, optXhr) {
+ log("Simple upload request failed for " + id);
+
+ var responseToReport = upload.normalizeResponse(response, false);
+
+ if (!options.onAutoRetry(id, name, responseToReport, optXhr)) {
+ upload.cleanup(id, responseToReport, optXhr);
+ }
+ }
+ );
+ }
+ },
+
+ upload = {
+ cancel: function(id) {
+ log("Cancelling " + id);
+ options.paramsStore.remove(id);
+ connectionManager.free(id);
+ },
+
+ cleanup: function(id, response, optXhr) {
+ var name = options.getName(id);
+
+ options.onComplete(id, name, response, optXhr);
+
+ if (handler._getFileState(id)) {
+ handler._clearXhrs && handler._clearXhrs(id);
+ }
+
+ connectionManager.free(id);
+ },
+
+ // Returns a qq.BlobProxy, or an actual File/Blob if no proxy is involved, or undefined
+ // if none of these are available for the ID
+ getProxyOrBlob: function(id) {
+ return (handler.getProxy && handler.getProxy(id)) ||
+ (handler.getFile && handler.getFile(id));
+ },
+
+ initHandler: function() {
+ var handlerType = namespace ? qq[namespace] : qq.traditional,
+ handlerModuleSubtype = qq.supportedFeatures.ajaxUploading ? "Xhr" : "Form";
+
+ handler = new handlerType[handlerModuleSubtype + "UploadHandler"](
+ options,
+ {
+ getDataByUuid: options.getDataByUuid,
+ getName: options.getName,
+ getSize: options.getSize,
+ getUuid: options.getUuid,
+ log: log,
+ onCancel: options.onCancel,
+ onProgress: options.onProgress,
+ onUuidChanged: options.onUuidChanged
+ }
+ );
+
+ if (handler._removeExpiredChunkingRecords) {
+ handler._removeExpiredChunkingRecords();
+ }
+ },
+
+ isDeferredEligibleForUpload: function(id) {
+ return options.isQueued(id);
+ },
+
+ // For Blobs that are part of a group of generated images, along with a reference image,
+ // this will ensure the blobs in the group are uploaded in the order they were triggered,
+ // even if some async processing must be completed on one or more Blobs first.
+ maybeDefer: function(id, blob) {
+ // If we don't have a file/blob yet & no file/blob exists for this item, request it,
+ // and then submit the upload to the specific handler once the blob is available.
+ // ASSUMPTION: This condition will only ever be true if XHR uploading is supported.
+ if (blob && !handler.getFile(id) && blob instanceof qq.BlobProxy) {
+
+ // Blob creation may take some time, so the caller may want to update the
+ // UI to indicate that an operation is in progress, even before the actual
+ // upload begins and an onUpload callback is invoked.
+ options.onUploadPrep(id);
+
+ log("Attempting to generate a blob on-demand for " + id);
+ blob.create().then(function(generatedBlob) {
+ log("Generated an on-demand blob for " + id);
+
+ // Update record associated with this file by providing the generated Blob
+ handler.updateBlob(id, generatedBlob);
+
+ // Propagate the size for this generated Blob
+ options.setSize(id, generatedBlob.size);
+
+ // Order handler to recalculate chunking possibility, if applicable
+ handler.reevaluateChunking(id);
+
+ upload.maybeSendDeferredFiles(id);
+ },
+
+ // Blob could not be generated. Fail the upload & attempt to prevent retries. Also bubble error message.
+ function(errorMessage) {
+ var errorResponse = {};
+
+ if (errorMessage) {
+ errorResponse.error = errorMessage;
+ }
+
+ log(qq.format("Failed to generate blob for ID {}. Error message: {}.", id, errorMessage), "error");
+
+ options.onComplete(id, options.getName(id), qq.extend(errorResponse, preventRetryResponse), null);
+ upload.maybeSendDeferredFiles(id);
+ connectionManager.free(id);
+ });
+ }
+ else {
+ return upload.maybeSendDeferredFiles(id);
+ }
+
+ return false;
+ },
+
+ // Upload any grouped blobs, in the proper order, that are ready to be uploaded
+ maybeSendDeferredFiles: function(id) {
+ var idsInGroup = options.getIdsInProxyGroup(id),
+ uploadedThisId = false;
+
+ if (idsInGroup && idsInGroup.length) {
+ log("Maybe ready to upload proxy group file " + id);
+
+ qq.each(idsInGroup, function(idx, idInGroup) {
+ if (upload.isDeferredEligibleForUpload(idInGroup) && !!handler.getFile(idInGroup)) {
+ uploadedThisId = idInGroup === id;
+ upload.now(idInGroup);
+ }
+ else if (upload.isDeferredEligibleForUpload(idInGroup)) {
+ return false;
+ }
+ });
+ }
+ else {
+ uploadedThisId = true;
+ upload.now(id);
+ }
+
+ return uploadedThisId;
+ },
+
+ maybeNewUuid: function(id, response) {
+ if (response.newUuid !== undefined) {
+ options.onUuidChanged(id, response.newUuid);
+ }
+ },
+
+ // The response coming from handler implementations may be in various formats.
+ // Instead of hoping a promise nested 5 levels deep will always return an object
+ // as its first param, let's just normalize the response here.
+ normalizeResponse: function(originalResponse, successful) {
+ var response = originalResponse;
+
+ // The passed "response" param may not be a response at all.
+ // It could be a string, detailing the error, for example.
+ if (!qq.isObject(originalResponse)) {
+ response = {};
+
+ if (qq.isString(originalResponse) && !successful) {
+ response.error = originalResponse;
+ }
+ }
+
+ response.success = successful;
+
+ return response;
+ },
+
+ now: function(id) {
+ var name = options.getName(id);
+
+ if (!controller.isValid(id)) {
+ throw new qq.Error(id + " is not a valid file ID to upload!");
+ }
+
+ options.onUpload(id, name);
+
+ if (chunkingPossible && handler._shouldChunkThisFile(id)) {
+ chunked.sendNext(id);
+ }
+ else {
+ simple.send(id, name);
+ }
+ },
+
+ start: function(id) {
+ var blobToUpload = upload.getProxyOrBlob(id);
+
+ if (blobToUpload) {
+ return upload.maybeDefer(id, blobToUpload);
+ }
+ else {
+ upload.now(id);
+ return true;
+ }
+ }
+ };
+
+ qq.extend(this, {
+ /**
+ * Adds file or file input to the queue
+ **/
+ add: function(id, file) {
+ handler.add.apply(this, arguments);
+ },
+
+ /**
+ * Sends the file identified by id
+ */
+ upload: function(id) {
+ if (connectionManager.open(id)) {
+ return upload.start(id);
+ }
+ return false;
+ },
+
+ retry: function(id) {
+ // On retry, if concurrent chunking has been enabled, we may have aborted all other in-progress chunks
+ // for a file when encountering a failed chunk upload. We then signaled the controller to ignore
+ // all failures associated with these aborts. We are now retrying, so we don't want to ignore
+ // any more failures at this point.
+ if (concurrentChunkingPossible) {
+ handler._getFileState(id).temp.ignoreFailure = false;
+ }
+
+ // If we are attempting to retry a file that is already consuming a connection, this is likely an auto-retry.
+ // Just go ahead and ask the handler to upload again.
+ if (connectionManager.isUsingConnection(id)) {
+ return upload.start(id);
+ }
+
+ // If we are attempting to retry a file that is not currently consuming a connection,
+ // this is likely a manual retry attempt. We will need to ensure a connection is available
+ // before the retry commences.
+ else {
+ return controller.upload(id);
+ }
+ },
+
+ /**
+ * Cancels file upload by id
+ */
+ cancel: function(id) {
+ var cancelRetVal = handler.cancel(id);
+
+ if (qq.isGenericPromise(cancelRetVal)) {
+ cancelRetVal.then(function() {
+ upload.cancel(id);
+ });
+ }
+ else if (cancelRetVal !== false) {
+ upload.cancel(id);
+ }
+ },
+
+ /**
+ * Cancels all queued or in-progress uploads
+ */
+ cancelAll: function() {
+ var waitingOrConnected = connectionManager.getWaitingOrConnected(),
+ i;
+
+ // ensure files are cancelled in reverse order which they were added
+ // to avoid a flash of time where a queued file begins to upload before it is canceled
+ if (waitingOrConnected.length) {
+ for (i = waitingOrConnected.length - 1; i >= 0; i--) {
+ controller.cancel(waitingOrConnected[i]);
+ }
+ }
+
+ connectionManager.reset();
+ },
+
+ // Returns a File, Blob, or the Blob/File for the reference/parent file if the targeted blob is a proxy.
+ // Undefined if no file record is available.
+ getFile: function(id) {
+ if (handler.getProxy && handler.getProxy(id)) {
+ return handler.getProxy(id).referenceBlob;
+ }
+
+ return handler.getFile && handler.getFile(id);
+ },
+
+ // Returns true if the Blob associated with the ID is related to a proxy s
+ isProxied: function(id) {
+ return !!(handler.getProxy && handler.getProxy(id));
+ },
+
+ getInput: function(id) {
+ if (handler.getInput) {
+ return handler.getInput(id);
+ }
+ },
+
+ reset: function() {
+ log("Resetting upload handler");
+ controller.cancelAll();
+ connectionManager.reset();
+ handler.reset();
+ },
+
+ expunge: function(id) {
+ if (controller.isValid(id)) {
+ return handler.expunge(id);
+ }
+ },
+
+ /**
+ * Determine if the file exists.
+ */
+ isValid: function(id) {
+ return handler.isValid(id);
+ },
+
+ getResumableFilesData: function() {
+ if (handler.getResumableFilesData) {
+ return handler.getResumableFilesData();
+ }
+ return [];
+ },
+
+ /**
+ * This may or may not be implemented, depending on the handler. For handlers where a third-party ID is
+ * available (such as the "key" for Amazon S3), this will return that value. Otherwise, the return value
+ * will be undefined.
+ *
+ * @param id Internal file ID
+ * @returns {*} Some identifier used by a 3rd-party service involved in the upload process
+ */
+ getThirdPartyFileId: function(id) {
+ if (controller.isValid(id)) {
+ return handler.getThirdPartyFileId(id);
+ }
+ },
+
+ /**
+ * Attempts to pause the associated upload if the specific handler supports this and the file is "valid".
+ * @param id ID of the upload/file to pause
+ * @returns {boolean} true if the upload was paused
+ */
+ pause: function(id) {
+ if (controller.isResumable(id) && handler.pause && controller.isValid(id) && handler.pause(id)) {
+ connectionManager.free(id);
+ handler.moveInProgressToRemaining(id);
+ return true;
+ }
+ return false;
+ },
+
+ // True if the file is eligible for pause/resume.
+ isResumable: function(id) {
+ return !!handler.isResumable && handler.isResumable(id);
+ }
+ });
+
+ qq.extend(options, o);
+ log = options.log;
+ chunkingPossible = options.chunking.enabled && qq.supportedFeatures.chunking;
+ concurrentChunkingPossible = chunkingPossible && options.chunking.concurrent.enabled;
+
+ preventRetryResponse = (function() {
+ var response = {};
+
+ response[options.preventRetryParam] = true;
+
+ return response;
+ }());
+
+ upload.initHandler();
+};
+
+/* globals qq */
+/**
+ * Common APIs exposed to creators of upload via form/iframe handlers. This is reused and possibly overridden
+ * in some cases by specific form upload handlers.
+ *
+ * @constructor
+ */
+qq.FormUploadHandler = function(spec) {
+ "use strict";
+
+ var options = spec.options,
+ handler = this,
+ proxy = spec.proxy,
+ formHandlerInstanceId = qq.getUniqueId(),
+ onloadCallbacks = {},
+ detachLoadEvents = {},
+ postMessageCallbackTimers = {},
+ isCors = options.isCors,
+ inputName = options.inputName,
+ getUuid = proxy.getUuid,
+ log = proxy.log,
+ corsMessageReceiver = new qq.WindowReceiveMessage({log: log});
+
+ /**
+ * Remove any trace of the file from the handler.
+ *
+ * @param id ID of the associated file
+ */
+ function expungeFile(id) {
+ delete detachLoadEvents[id];
+
+ // If we are dealing with CORS, we might still be waiting for a response from a loaded iframe.
+ // In that case, terminate the timer waiting for a message from the loaded iframe
+ // and stop listening for any more messages coming from this iframe.
+ if (isCors) {
+ clearTimeout(postMessageCallbackTimers[id]);
+ delete postMessageCallbackTimers[id];
+ corsMessageReceiver.stopReceivingMessages(id);
+ }
+
+ var iframe = document.getElementById(handler._getIframeName(id));
+ if (iframe) {
+ // To cancel request set src to something else. We use src="javascript:false;"
+ // because it doesn't trigger ie6 prompt on https
+ /* jshint scripturl:true */
+ iframe.setAttribute("src", "javascript:false;");
+
+ qq(iframe).remove();
+ }
+ }
+
+ /**
+ * @param iframeName `document`-unique Name of the associated iframe
+ * @returns {*} ID of the associated file
+ */
+ function getFileIdForIframeName(iframeName) {
+ return iframeName.split("_")[0];
+ }
+
+ /**
+ * Generates an iframe to be used as a target for upload-related form submits. This also adds the iframe
+ * to the current `document`. Note that the iframe is hidden from view.
+ *
+ * @param name Name of the iframe.
+ * @returns {HTMLIFrameElement} The created iframe
+ */
+ function initIframeForUpload(name) {
+ var iframe = qq.toElement("<iframe src='javascript:false;' name='" + name + "' />");
+
+ iframe.setAttribute("id", name);
+
+ iframe.style.display = "none";
+ document.body.appendChild(iframe);
+
+ return iframe;
+ }
+
+ /**
+ * If we are in CORS mode, we must listen for messages (containing the server response) from the associated
+ * iframe, since we cannot directly parse the content of the iframe due to cross-origin restrictions.
+ *
+ * @param iframe Listen for messages on this iframe.
+ * @param callback Invoke this callback with the message from the iframe.
+ */
+ function registerPostMessageCallback(iframe, callback) {
+ var iframeName = iframe.id,
+ fileId = getFileIdForIframeName(iframeName),
+ uuid = getUuid(fileId);
+
+ onloadCallbacks[uuid] = callback;
+
+ // When the iframe has loaded (after the server responds to an upload request)
+ // declare the attempt a failure if we don't receive a valid message shortly after the response comes in.
+ detachLoadEvents[fileId] = qq(iframe).attach("load", function() {
+ if (handler.getInput(fileId)) {
+ log("Received iframe load event for CORS upload request (iframe name " + iframeName + ")");
+
+ postMessageCallbackTimers[iframeName] = setTimeout(function() {
+ var errorMessage = "No valid message received from loaded iframe for iframe name " + iframeName;
+ log(errorMessage, "error");
+ callback({
+ error: errorMessage
+ });
+ }, 1000);
+ }
+ });
+
+ // Listen for messages coming from this iframe. When a message has been received, cancel the timer
+ // that declares the upload a failure if a message is not received within a reasonable amount of time.
+ corsMessageReceiver.receiveMessage(iframeName, function(message) {
+ log("Received the following window message: '" + message + "'");
+ var fileId = getFileIdForIframeName(iframeName),
+ response = handler._parseJsonResponse(message),
+ uuid = response.uuid,
+ onloadCallback;
+
+ if (uuid && onloadCallbacks[uuid]) {
+ log("Handling response for iframe name " + iframeName);
+ clearTimeout(postMessageCallbackTimers[iframeName]);
+ delete postMessageCallbackTimers[iframeName];
+
+ handler._detachLoadEvent(iframeName);
+
+ onloadCallback = onloadCallbacks[uuid];
+
+ delete onloadCallbacks[uuid];
+ corsMessageReceiver.stopReceivingMessages(iframeName);
+ onloadCallback(response);
+ }
+ else if (!uuid) {
+ log("'" + message + "' does not contain a UUID - ignoring.");
+ }
+ });
+ }
+
+ qq.extend(this, new qq.UploadHandler(spec));
+
+ qq.override(this, function(super_) {
+ return {
+ /**
+ * Adds File or Blob to the queue
+ **/
+ add: function(id, fileInput) {
+ super_.add(id, {input: fileInput});
+
+ fileInput.setAttribute("name", inputName);
+
+ // remove file input from DOM
+ if (fileInput.parentNode) {
+ qq(fileInput).remove();
+ }
+ },
+
+ expunge: function(id) {
+ expungeFile(id);
+ super_.expunge(id);
+ },
+
+ isValid: function(id) {
+ return super_.isValid(id) &&
+ handler._getFileState(id).input !== undefined;
+ }
+ };
+ });
+
+ qq.extend(this, {
+ getInput: function(id) {
+ return handler._getFileState(id).input;
+ },
+
+ /**
+ * This function either delegates to a more specific message handler if CORS is involved,
+ * or simply registers a callback when the iframe has been loaded that invokes the passed callback
+ * after determining if the content of the iframe is accessible.
+ *
+ * @param iframe Associated iframe
+ * @param callback Callback to invoke after we have determined if the iframe content is accessible.
+ */
+ _attachLoadEvent: function(iframe, callback) {
+ /*jslint eqeq: true*/
+ var responseDescriptor;
+
+ if (isCors) {
+ registerPostMessageCallback(iframe, callback);
+ }
+ else {
+ detachLoadEvents[iframe.id] = qq(iframe).attach("load", function() {
+ log("Received response for " + iframe.id);
+
+ // when we remove iframe from dom
+ // the request stops, but in IE load
+ // event fires
+ if (!iframe.parentNode) {
+ return;
+ }
+
+ try {
+ // fixing Opera 10.53
+ if (iframe.contentDocument &&
+ iframe.contentDocument.body &&
+ iframe.contentDocument.body.innerHTML == "false") {
+ // In Opera event is fired second time
+ // when body.innerHTML changed from false
+ // to server response approx. after 1 sec
+ // when we upload file with iframe
+ return;
+ }
+ }
+ catch (error) {
+ //IE may throw an "access is denied" error when attempting to access contentDocument on the iframe in some cases
+ log("Error when attempting to access iframe during handling of upload response (" + error.message + ")", "error");
+ responseDescriptor = {success: false};
+ }
+
+ callback(responseDescriptor);
+ });
+ }
+ },
+
+ /**
+ * Creates an iframe with a specific document-unique name.
+ *
+ * @param id ID of the associated file
+ * @returns {HTMLIFrameElement}
+ */
+ _createIframe: function(id) {
+ var iframeName = handler._getIframeName(id);
+
+ return initIframeForUpload(iframeName);
+ },
+
+ /**
+ * Called when we are no longer interested in being notified when an iframe has loaded.
+ *
+ * @param id Associated file ID
+ */
+ _detachLoadEvent: function(id) {
+ if (detachLoadEvents[id] !== undefined) {
+ detachLoadEvents[id]();
+ delete detachLoadEvents[id];
+ }
+ },
+
+ /**
+ * @param fileId ID of the associated file
+ * @returns {string} The `document`-unique name of the iframe
+ */
+ _getIframeName: function(fileId) {
+ return fileId + "_" + formHandlerInstanceId;
+ },
+
+ /**
+ * Generates a form element and appends it to the `document`. When the form is submitted, a specific iframe is targeted.
+ * The name of the iframe is passed in as a property of the spec parameter, and must be unique in the `document`. Note
+ * that the form is hidden from view.
+ *
+ * @param spec An object containing various properties to be used when constructing the form. Required properties are
+ * currently: `method`, `endpoint`, `params`, `paramsInBody`, and `targetName`.
+ * @returns {HTMLFormElement} The created form
+ */
+ _initFormForUpload: function(spec) {
+ var method = spec.method,
+ endpoint = spec.endpoint,
+ params = spec.params,
+ paramsInBody = spec.paramsInBody,
+ targetName = spec.targetName,
+ form = qq.toElement("<form method='" + method + "' enctype='multipart/form-data'></form>"),
+ url = endpoint;
+
+ if (paramsInBody) {
+ qq.obj2Inputs(params, form);
+ }
+ else {
+ url = qq.obj2url(params, endpoint);
+ }
+
+ form.setAttribute("action", url);
+ form.setAttribute("target", targetName);
+ form.style.display = "none";
+ document.body.appendChild(form);
+
+ return form;
+ },
+
+ /**
+ * @param innerHtmlOrMessage JSON message
+ * @returns {*} The parsed response, or an empty object if the response could not be parsed
+ */
+ _parseJsonResponse: function(innerHtmlOrMessage) {
+ var response = {};
+
+ try {
+ response = qq.parseJson(innerHtmlOrMessage);
+ }
+ catch (error) {
+ log("Error when attempting to parse iframe upload response (" + error.message + ")", "error");
+ }
+
+ return response;
+ }
+ });
+};
+
+/* globals qq */
+/**
+ * Common API exposed to creators of XHR handlers. This is reused and possibly overriding in some cases by specific
+ * XHR upload handlers.
+ *
+ * @constructor
+ */
+qq.XhrUploadHandler = function(spec) {
+ "use strict";
+
+ var handler = this,
+ namespace = spec.options.namespace,
+ proxy = spec.proxy,
+ chunking = spec.options.chunking,
+ resume = spec.options.resume,
+ chunkFiles = chunking && spec.options.chunking.enabled && qq.supportedFeatures.chunking,
+ resumeEnabled = resume && spec.options.resume.enabled && chunkFiles && qq.supportedFeatures.resume,
+ getName = proxy.getName,
+ getSize = proxy.getSize,
+ getUuid = proxy.getUuid,
+ getEndpoint = proxy.getEndpoint,
+ getDataByUuid = proxy.getDataByUuid,
+ onUuidChanged = proxy.onUuidChanged,
+ onProgress = proxy.onProgress,
+ log = proxy.log;
+
+ function abort(id) {
+ qq.each(handler._getXhrs(id), function(xhrId, xhr) {
+ var ajaxRequester = handler._getAjaxRequester(id, xhrId);
+
+ xhr.onreadystatechange = null;
+ xhr.upload.onprogress = null;
+ xhr.abort();
+ ajaxRequester && ajaxRequester.canceled && ajaxRequester.canceled(id);
+ });
+ }
+
+ qq.extend(this, new qq.UploadHandler(spec));
+
+ qq.override(this, function(super_) {
+ return {
+ /**
+ * Adds File or Blob to the queue
+ **/
+ add: function(id, blobOrProxy) {
+ if (qq.isFile(blobOrProxy) || qq.isBlob(blobOrProxy)) {
+ super_.add(id, {file: blobOrProxy});
+ }
+ else if (blobOrProxy instanceof qq.BlobProxy) {
+ super_.add(id, {proxy: blobOrProxy});
+ }
+ else {
+ throw new Error("Passed obj is not a File, Blob, or proxy");
+ }
+
+ handler._initTempState(id);
+ resumeEnabled && handler._maybePrepareForResume(id);
+ },
+
+ expunge: function(id) {
+ abort(id);
+ handler._maybeDeletePersistedChunkData(id);
+ handler._clearXhrs(id);
+ super_.expunge(id);
+ }
+ };
+ });
+
+ qq.extend(this, {
+ // Clear the cached chunk `Blob` after we are done with it, just in case the `Blob` bytes are stored in memory.
+ clearCachedChunk: function(id, chunkIdx) {
+ delete handler._getFileState(id).temp.cachedChunks[chunkIdx];
+ },
+
+ clearXhr: function(id, chunkIdx) {
+ var tempState = handler._getFileState(id).temp;
+
+ if (tempState.xhrs) {
+ delete tempState.xhrs[chunkIdx];
+ }
+ if (tempState.ajaxRequesters) {
+ delete tempState.ajaxRequesters[chunkIdx];
+ }
+ },
+
+ // Called when all chunks have been successfully uploaded. Expected promissory return type.
+ // This defines the default behavior if nothing further is required when all chunks have been uploaded.
+ finalizeChunks: function(id, responseParser) {
+ var lastChunkIdx = handler._getTotalChunks(id) - 1,
+ xhr = handler._getXhr(id, lastChunkIdx);
+
+ if (responseParser) {
+ return new qq.Promise().success(responseParser(xhr), xhr);
+ }
+
+ return new qq.Promise().success({}, xhr);
+ },
+
+ getFile: function(id) {
+ return handler.isValid(id) && handler._getFileState(id).file;
+ },
+
+ getProxy: function(id) {
+ return handler.isValid(id) && handler._getFileState(id).proxy;
+ },
+
+ /**
+ * @returns {Array} Array of objects containing properties useful to integrators
+ * when it is important to determine which files are potentially resumable.
+ */
+ getResumableFilesData: function() {
+ var resumableFilesData = [];
+
+ handler._iterateResumeRecords(function(key, uploadData) {
+ handler.moveInProgressToRemaining(null, uploadData.chunking.inProgress, uploadData.chunking.remaining);
+
+ var data = {
+ name: uploadData.name,
+ remaining: uploadData.chunking.remaining,
+ size: uploadData.size,
+ uuid: uploadData.uuid
+ };
+
+ if (uploadData.key) {
+ data.key = uploadData.key;
+ }
+
+ resumableFilesData.push(data);
+ });
+
+ return resumableFilesData;
+ },
+
+ isResumable: function(id) {
+ return !!chunking && handler.isValid(id) && !handler._getFileState(id).notResumable;
+ },
+
+ moveInProgressToRemaining: function(id, optInProgress, optRemaining) {
+ var inProgress = optInProgress || handler._getFileState(id).chunking.inProgress,
+ remaining = optRemaining || handler._getFileState(id).chunking.remaining;
+
+ if (inProgress) {
+ log(qq.format("Moving these chunks from in-progress {}, to remaining.", JSON.stringify(inProgress)));
+ inProgress.reverse();
+ qq.each(inProgress, function(idx, chunkIdx) {
+ remaining.unshift(chunkIdx);
+ });
+ inProgress.length = 0;
+ }
+ },
+
+ pause: function(id) {
+ if (handler.isValid(id)) {
+ log(qq.format("Aborting XHR upload for {} '{}' due to pause instruction.", id, getName(id)));
+ handler._getFileState(id).paused = true;
+ abort(id);
+ return true;
+ }
+ },
+
+ reevaluateChunking: function(id) {
+ if (chunking && handler.isValid(id)) {
+ var state = handler._getFileState(id),
+ totalChunks,
+ i;
+
+ delete state.chunking;
+
+ state.chunking = {};
+ totalChunks = handler._getTotalChunks(id);
+ if (totalChunks > 1 || chunking.mandatory) {
+ state.chunking.enabled = true;
+ state.chunking.parts = totalChunks;
+ state.chunking.remaining = [];
+
+ for (i = 0; i < totalChunks; i++) {
+ state.chunking.remaining.push(i);
+ }
+
+ handler._initTempState(id);
+ }
+ else {
+ state.chunking.enabled = false;
+ }
+ }
+ },
+
+ updateBlob: function(id, newBlob) {
+ if (handler.isValid(id)) {
+ handler._getFileState(id).file = newBlob;
+ }
+ },
+
+ _clearXhrs: function(id) {
+ var tempState = handler._getFileState(id).temp;
+
+ qq.each(tempState.ajaxRequesters, function(chunkId) {
+ delete tempState.ajaxRequesters[chunkId];
+ });
+
+ qq.each(tempState.xhrs, function(chunkId) {
+ delete tempState.xhrs[chunkId];
+ });
+ },
+
+ /**
+ * Creates an XHR instance for this file and stores it in the fileState.
+ *
+ * @param id File ID
+ * @param optChunkIdx The chunk index associated with this XHR, if applicable
+ * @returns {XMLHttpRequest}
+ */
+ _createXhr: function(id, optChunkIdx) {
+ return handler._registerXhr(id, optChunkIdx, qq.createXhrInstance());
+ },
+
+ _getAjaxRequester: function(id, optChunkIdx) {
+ var chunkIdx = optChunkIdx == null ? -1 : optChunkIdx;
+ return handler._getFileState(id).temp.ajaxRequesters[chunkIdx];
+ },
+
+ _getChunkData: function(id, chunkIndex) {
+ var chunkSize = chunking.partSize,
+ fileSize = getSize(id),
+ fileOrBlob = handler.getFile(id),
+ startBytes = chunkSize * chunkIndex,
+ endBytes = startBytes + chunkSize >= fileSize ? fileSize : startBytes + chunkSize,
+ totalChunks = handler._getTotalChunks(id),
+ cachedChunks = this._getFileState(id).temp.cachedChunks,
+
+ // To work around a Webkit GC bug, we must keep each chunk `Blob` in scope until we are done with it.
+ // See https://github.com/Widen/fine-uploader/issues/937#issuecomment-41418760
+ blob = cachedChunks[chunkIndex] || qq.sliceBlob(fileOrBlob, startBytes, endBytes);
+
+ cachedChunks[chunkIndex] = blob;
+
+ return {
+ part: chunkIndex,
+ start: startBytes,
+ end: endBytes,
+ count: totalChunks,
+ blob: blob,
+ size: endBytes - startBytes
+ };
+ },
+
+ _getChunkDataForCallback: function(chunkData) {
+ return {
+ partIndex: chunkData.part,
+ startByte: chunkData.start + 1,
+ endByte: chunkData.end,
+ totalParts: chunkData.count
+ };
+ },
+
+ /**
+ * @param id File ID
+ * @returns {string} Identifier for this item that may appear in the browser's local storage
+ */
+ _getLocalStorageId: function(id) {
+ var formatVersion = "5.0",
+ name = getName(id),
+ size = getSize(id),
+ chunkSize = chunking.partSize,
+ endpoint = getEndpoint(id);
+
+ return qq.format("qq{}resume{}-{}-{}-{}-{}", namespace, formatVersion, name, size, chunkSize, endpoint);
+ },
+
+ _getMimeType: function(id) {
+ return handler.getFile(id).type;
+ },
+
+ _getPersistableData: function(id) {
+ return handler._getFileState(id).chunking;
+ },
+
+ /**
+ * @param id ID of the associated file
+ * @returns {number} Number of parts this file can be divided into, or undefined if chunking is not supported in this UA
+ */
+ _getTotalChunks: function(id) {
+ if (chunking) {
+ var fileSize = getSize(id),
+ chunkSize = chunking.partSize;
+
+ return Math.ceil(fileSize / chunkSize);
+ }
+ },
+
+ _getXhr: function(id, optChunkIdx) {
+ var chunkIdx = optChunkIdx == null ? -1 : optChunkIdx;
+ return handler._getFileState(id).temp.xhrs[chunkIdx];
+ },
+
+ _getXhrs: function(id) {
+ return handler._getFileState(id).temp.xhrs;
+ },
+
+ // Iterates through all XHR handler-created resume records (in local storage),
+ // invoking the passed callback and passing in the key and value of each local storage record.
+ _iterateResumeRecords: function(callback) {
+ if (resumeEnabled) {
+ qq.each(localStorage, function(key, item) {
+ if (key.indexOf(qq.format("qq{}resume", namespace)) === 0) {
+ var uploadData = JSON.parse(item);
+ callback(key, uploadData);
+ }
+ });
+ }
+ },
+
+ _initTempState: function(id) {
+ handler._getFileState(id).temp = {
+ ajaxRequesters: {},
+ chunkProgress: {},
+ xhrs: {},
+ cachedChunks: {}
+ };
+ },
+
+ _markNotResumable: function(id) {
+ handler._getFileState(id).notResumable = true;
+ },
+
+ // Removes a chunked upload record from local storage, if possible.
+ // Returns true if the item was removed, false otherwise.
+ _maybeDeletePersistedChunkData: function(id) {
+ var localStorageId;
+
+ if (resumeEnabled && handler.isResumable(id)) {
+ localStorageId = handler._getLocalStorageId(id);
+
+ if (localStorageId && localStorage.getItem(localStorageId)) {
+ localStorage.removeItem(localStorageId);
+ return true;
+ }
+ }
+
+ return false;
+ },
+
+ // If this is a resumable upload, grab the relevant data from storage and items in memory that track this upload
+ // so we can pick up from where we left off.
+ _maybePrepareForResume: function(id) {
+ var state = handler._getFileState(id),
+ localStorageId, persistedData;
+
+ // Resume is enabled and possible and this is the first time we've tried to upload this file in this session,
+ // so prepare for a resume attempt.
+ if (resumeEnabled && state.key === undefined) {
+ localStorageId = handler._getLocalStorageId(id);
+ persistedData = localStorage.getItem(localStorageId);
+
+ // If we found this item in local storage, maybe we should resume it.
+ if (persistedData) {
+ persistedData = JSON.parse(persistedData);
+
+ // If we found a resume record but we have already handled this file in this session,
+ // don't try to resume it & ensure we don't persist future check data
+ if (getDataByUuid(persistedData.uuid)) {
+ handler._markNotResumable(id);
+ }
+ else {
+ log(qq.format("Identified file with ID {} and name of {} as resumable.", id, getName(id)));
+
+ onUuidChanged(id, persistedData.uuid);
+
+ state.key = persistedData.key;
+ state.chunking = persistedData.chunking;
+ state.loaded = persistedData.loaded;
+ state.attemptingResume = true;
+
+ handler.moveInProgressToRemaining(id);
+ }
+ }
+ }
+ },
+
+ // Persist any data needed to resume this upload in a new session.
+ _maybePersistChunkedState: function(id) {
+ var state = handler._getFileState(id),
+ localStorageId, persistedData;
+
+ // If local storage isn't supported by the browser, or if resume isn't enabled or possible, give up
+ if (resumeEnabled && handler.isResumable(id)) {
+ localStorageId = handler._getLocalStorageId(id);
+
+ persistedData = {
+ name: getName(id),
+ size: getSize(id),
+ uuid: getUuid(id),
+ key: state.key,
+ chunking: state.chunking,
+ loaded: state.loaded,
+ lastUpdated: Date.now()
+ };
+
+ try {
+ localStorage.setItem(localStorageId, JSON.stringify(persistedData));
+ }
+ catch (error) {
+ log(qq.format("Unable to save resume data for '{}' due to error: '{}'.", id, error.toString()), "warn");
+ }
+ }
+ },
+
+ _registerProgressHandler: function(id, chunkIdx, chunkSize) {
+ var xhr = handler._getXhr(id, chunkIdx),
+ name = getName(id),
+ progressCalculator = {
+ simple: function(loaded, total) {
+ var fileSize = getSize(id);
+
+ if (loaded === total) {
+ onProgress(id, name, fileSize, fileSize);
+ }
+ else {
+ onProgress(id, name, (loaded >= fileSize ? fileSize - 1 : loaded), fileSize);
+ }
+ },
+
+ chunked: function(loaded, total) {
+ var chunkProgress = handler._getFileState(id).temp.chunkProgress,
+ totalSuccessfullyLoadedForFile = handler._getFileState(id).loaded,
+ loadedForRequest = loaded,
+ totalForRequest = total,
+ totalFileSize = getSize(id),
+ estActualChunkLoaded = loadedForRequest - (totalForRequest - chunkSize),
+ totalLoadedForFile = totalSuccessfullyLoadedForFile;
+
+ chunkProgress[chunkIdx] = estActualChunkLoaded;
+
+ qq.each(chunkProgress, function(chunkIdx, chunkLoaded) {
+ totalLoadedForFile += chunkLoaded;
+ });
+
+ onProgress(id, name, totalLoadedForFile, totalFileSize);
+ }
+ };
+
+ xhr.upload.onprogress = function(e) {
+ if (e.lengthComputable) {
+ /* jshint eqnull: true */
+ var type = chunkSize == null ? "simple" : "chunked";
+ progressCalculator[type](e.loaded, e.total);
+ }
+ };
+ },
+
+ /**
+ * Registers an XHR transport instance created elsewhere.
+ *
+ * @param id ID of the associated file
+ * @param optChunkIdx The chunk index associated with this XHR, if applicable
+ * @param xhr XMLHttpRequest object instance
+ * @param optAjaxRequester `qq.AjaxRequester` associated with this request, if applicable.
+ * @returns {XMLHttpRequest}
+ */
+ _registerXhr: function(id, optChunkIdx, xhr, optAjaxRequester) {
+ var xhrsId = optChunkIdx == null ? -1 : optChunkIdx,
+ tempState = handler._getFileState(id).temp;
+
+ tempState.xhrs = tempState.xhrs || {};
+ tempState.ajaxRequesters = tempState.ajaxRequesters || {};
+
+ tempState.xhrs[xhrsId] = xhr;
+
+ if (optAjaxRequester) {
+ tempState.ajaxRequesters[xhrsId] = optAjaxRequester;
+ }
+
+ return xhr;
+ },
+
+ // Deletes any local storage records that are "expired".
+ _removeExpiredChunkingRecords: function() {
+ var expirationDays = resume.recordsExpireIn;
+
+ handler._iterateResumeRecords(function(key, uploadData) {
+ var expirationDate = new Date(uploadData.lastUpdated);
+
+ // transform updated date into expiration date
+ expirationDate.setDate(expirationDate.getDate() + expirationDays);
+
+ if (expirationDate.getTime() <= Date.now()) {
+ log("Removing expired resume record with key " + key);
+ localStorage.removeItem(key);
+ }
+ });
+ },
+
+ /**
+ * Determine if the associated file should be chunked.
+ *
+ * @param id ID of the associated file
+ * @returns {*} true if chunking is enabled, possible, and the file can be split into more than 1 part
+ */
+ _shouldChunkThisFile: function(id) {
+ var state = handler._getFileState(id);
+
+ if (!state.chunking) {
+ handler.reevaluateChunking(id);
+ }
+
+ return state.chunking.enabled;
+ }
+ });
+};
+
+/*globals qq */
+/*jshint -W117 */
+qq.WindowReceiveMessage = function(o) {
+ "use strict";
+
+ var options = {
+ log: function(message, level) {}
+ },
+ callbackWrapperDetachers = {};
+
+ qq.extend(options, o);
+
+ qq.extend(this, {
+ receiveMessage: function(id, callback) {
+ var onMessageCallbackWrapper = function(event) {
+ callback(event.data);
+ };
+
+ if (window.postMessage) {
+ callbackWrapperDetachers[id] = qq(window).attach("message", onMessageCallbackWrapper);
+ }
+ else {
+ log("iframe message passing not supported in this browser!", "error");
+ }
+ },
+
+ stopReceivingMessages: function(id) {
+ if (window.postMessage) {
+ var detacher = callbackWrapperDetachers[id];
+ if (detacher) {
+ detacher();
+ }
+ }
+ }
+ });
+};
+
+/*globals qq */
+/**
+ * Defines the public API for FineUploader mode.
+ */
+(function() {
+ "use strict";
+
+ qq.uiPublicApi = {
+ addInitialFiles: function(cannedFileList) {
+ this._parent.prototype.addInitialFiles.apply(this, arguments);
+ this._templating.addCacheToDom();
+ },
+
+ clearStoredFiles: function() {
+ this._parent.prototype.clearStoredFiles.apply(this, arguments);
+ this._templating.clearFiles();
+ },
+
+ addExtraDropzone: function(element) {
+ this._dnd && this._dnd.setupExtraDropzone(element);
+ },
+
+ removeExtraDropzone: function(element) {
+ if (this._dnd) {
+ return this._dnd.removeDropzone(element);
+ }
+ },
+
+ getItemByFileId: function(id) {
+ if (!this._templating.isHiddenForever(id)) {
+ return this._templating.getFileContainer(id);
+ }
+ },
+
+ reset: function() {
+ this._parent.prototype.reset.apply(this, arguments);
+ this._templating.reset();
+
+ if (!this._options.button && this._templating.getButton()) {
+ this._defaultButtonId = this._createUploadButton({
+ element: this._templating.getButton(),
+ title: this._options.text.fileInputTitle
+ }).getButtonId();
+ }
+
+ if (this._dnd) {
+ this._dnd.dispose();
+ this._dnd = this._setupDragAndDrop();
+ }
+
+ this._totalFilesInBatch = 0;
+ this._filesInBatchAddedToUi = 0;
+
+ this._setupClickAndEditEventHandlers();
+ },
+
+ setName: function(id, newName) {
+ var formattedFilename = this._options.formatFileName(newName);
+
+ this._parent.prototype.setName.apply(this, arguments);
+ this._templating.updateFilename(id, formattedFilename);
+ },
+
+ pauseUpload: function(id) {
+ var paused = this._parent.prototype.pauseUpload.apply(this, arguments);
+
+ paused && this._templating.uploadPaused(id);
+ return paused;
+ },
+
+ continueUpload: function(id) {
+ var continued = this._parent.prototype.continueUpload.apply(this, arguments);
+
+ continued && this._templating.uploadContinued(id);
+ return continued;
+ },
+
+ getId: function(fileContainerOrChildEl) {
+ return this._templating.getFileId(fileContainerOrChildEl);
+ },
+
+ getDropTarget: function(fileId) {
+ var file = this.getFile(fileId);
+
+ return file.qqDropTarget;
+ }
+ };
+
+ /**
+ * Defines the private (internal) API for FineUploader mode.
+ */
+ qq.uiPrivateApi = {
+ _getButton: function(buttonId) {
+ var button = this._parent.prototype._getButton.apply(this, arguments);
+
+ if (!button) {
+ if (buttonId === this._defaultButtonId) {
+ button = this._templating.getButton();
+ }
+ }
+
+ return button;
+ },
+
+ _removeFileItem: function(fileId) {
+ this._templating.removeFile(fileId);
+ },
+
+ _setupClickAndEditEventHandlers: function() {
+ this._fileButtonsClickHandler = qq.FileButtonsClickHandler && this._bindFileButtonsClickEvent();
+
+ // A better approach would be to check specifically for focusin event support by querying the DOM API,
+ // but the DOMFocusIn event is not exposed as a property, so we have to resort to UA string sniffing.
+ this._focusinEventSupported = !qq.firefox();
+
+ if (this._isEditFilenameEnabled())
+ {
+ this._filenameClickHandler = this._bindFilenameClickEvent();
+ this._filenameInputFocusInHandler = this._bindFilenameInputFocusInEvent();
+ this._filenameInputFocusHandler = this._bindFilenameInputFocusEvent();
+ }
+ },
+
+ _setupDragAndDrop: function() {
+ var self = this,
+ dropZoneElements = this._options.dragAndDrop.extraDropzones,
+ templating = this._templating,
+ defaultDropZone = templating.getDropZone();
+
+ defaultDropZone && dropZoneElements.push(defaultDropZone);
+
+ return new qq.DragAndDrop({
+ dropZoneElements: dropZoneElements,
+ allowMultipleItems: this._options.multiple,
+ classes: {
+ dropActive: this._options.classes.dropActive
+ },
+ callbacks: {
+ processingDroppedFiles: function() {
+ templating.showDropProcessing();
+ },
+ processingDroppedFilesComplete: function(files, targetEl) {
+ templating.hideDropProcessing();
+
+ qq.each(files, function(idx, file) {
+ file.qqDropTarget = targetEl;
+ });
+
+ if (files.length) {
+ self.addFiles(files, null, null);
+ }
+ },
+ dropError: function(code, errorData) {
+ self._itemError(code, errorData);
+ },
+ dropLog: function(message, level) {
+ self.log(message, level);
+ }
+ }
+ });
+ },
+
+ _bindFileButtonsClickEvent: function() {
+ var self = this;
+
+ return new qq.FileButtonsClickHandler({
+ templating: this._templating,
+
+ log: function(message, lvl) {
+ self.log(message, lvl);
+ },
+
+ onDeleteFile: function(fileId) {
+ self.deleteFile(fileId);
+ },
+
+ onCancel: function(fileId) {
+ self.cancel(fileId);
+ },
+
+ onRetry: function(fileId) {
+ self.retry(fileId);
+ },
+
+ onPause: function(fileId) {
+ self.pauseUpload(fileId);
+ },
+
+ onContinue: function(fileId) {
+ self.continueUpload(fileId);
+ },
+
+ onGetName: function(fileId) {
+ return self.getName(fileId);
+ }
+ });
+ },
+
+ _isEditFilenameEnabled: function() {
+ /*jshint -W014 */
+ return this._templating.isEditFilenamePossible()
+ && !this._options.autoUpload
+ && qq.FilenameClickHandler
+ && qq.FilenameInputFocusHandler
+ && qq.FilenameInputFocusHandler;
+ },
+
+ _filenameEditHandler: function() {
+ var self = this,
+ templating = this._templating;
+
+ return {
+ templating: templating,
+ log: function(message, lvl) {
+ self.log(message, lvl);
+ },
+ onGetUploadStatus: function(fileId) {
+ return self.getUploads({id: fileId}).status;
+ },
+ onGetName: function(fileId) {
+ return self.getName(fileId);
+ },
+ onSetName: function(id, newName) {
+ self.setName(id, newName);
+ },
+ onEditingStatusChange: function(id, isEditing) {
+ var qqInput = qq(templating.getEditInput(id)),
+ qqFileContainer = qq(templating.getFileContainer(id));
+
+ if (isEditing) {
+ qqInput.addClass("qq-editing");
+ templating.hideFilename(id);
+ templating.hideEditIcon(id);
+ }
+ else {
+ qqInput.removeClass("qq-editing");
+ templating.showFilename(id);
+ templating.showEditIcon(id);
+ }
+
+ // Force IE8 and older to repaint
+ qqFileContainer.addClass("qq-temp").removeClass("qq-temp");
+ }
+ };
+ },
+
+ _onUploadStatusChange: function(id, oldStatus, newStatus) {
+ this._parent.prototype._onUploadStatusChange.apply(this, arguments);
+
+ if (this._isEditFilenameEnabled()) {
+ // Status for a file exists before it has been added to the DOM, so we must be careful here.
+ if (this._templating.getFileContainer(id) && newStatus !== qq.status.SUBMITTED) {
+ this._templating.markFilenameEditable(id);
+ this._templating.hideEditIcon(id);
+ }
+ }
+
+ if (newStatus === qq.status.UPLOAD_RETRYING) {
+ this._templating.hideRetry(id);
+ this._templating.setStatusText(id);
+ qq(this._templating.getFileContainer(id)).removeClass(this._classes.retrying);
+ }
+ else if (newStatus === qq.status.UPLOAD_FAILED) {
+ this._templating.hidePause(id);
+ }
+ },
+
+ _bindFilenameInputFocusInEvent: function() {
+ var spec = qq.extend({}, this._filenameEditHandler());
+
+ return new qq.FilenameInputFocusInHandler(spec);
+ },
+
+ _bindFilenameInputFocusEvent: function() {
+ var spec = qq.extend({}, this._filenameEditHandler());
+
+ return new qq.FilenameInputFocusHandler(spec);
+ },
+
+ _bindFilenameClickEvent: function() {
+ var spec = qq.extend({}, this._filenameEditHandler());
+
+ return new qq.FilenameClickHandler(spec);
+ },
+
+ _storeForLater: function(id) {
+ this._parent.prototype._storeForLater.apply(this, arguments);
+ this._templating.hideSpinner(id);
+ },
+
+ _onAllComplete: function(successful, failed) {
+ this._parent.prototype._onAllComplete.apply(this, arguments);
+ this._templating.resetTotalProgress();
+ },
+
+ _onSubmit: function(id, name) {
+ var file = this.getFile(id);
+
+ if (file && file.qqPath && this._options.dragAndDrop.reportDirectoryPaths) {
+ this._paramsStore.addReadOnly(id, {
+ qqpath: file.qqPath
+ });
+ }
+
+ this._parent.prototype._onSubmit.apply(this, arguments);
+ this._addToList(id, name);
+ },
+
+ // The file item has been added to the DOM.
+ _onSubmitted: function(id) {
+ // If the edit filename feature is enabled, mark the filename element as "editable" and the associated edit icon
+ if (this._isEditFilenameEnabled()) {
+ this._templating.markFilenameEditable(id);
+ this._templating.showEditIcon(id);
+
+ // If the focusin event is not supported, we must add a focus handler to the newly create edit filename text input
+ if (!this._focusinEventSupported) {
+ this._filenameInputFocusHandler.addHandler(this._templating.getEditInput(id));
+ }
+ }
+ },
+
+ // Update the progress bar & percentage as the file is uploaded
+ _onProgress: function(id, name, loaded, total) {
+ this._parent.prototype._onProgress.apply(this, arguments);
+
+ this._templating.updateProgress(id, loaded, total);
+
+ if (Math.round(loaded / total * 100) === 100) {
+ this._templating.hideCancel(id);
+ this._templating.hidePause(id);
+ this._templating.hideProgress(id);
+ this._templating.setStatusText(id, this._options.text.waitingForResponse);
+
+ // If ~last byte was sent, display total file size
+ this._displayFileSize(id);
+ }
+ else {
+ // If still uploading, display percentage - total size is actually the total request(s) size
+ this._displayFileSize(id, loaded, total);
+ }
+ },
+
+ _onTotalProgress: function(loaded, total) {
+ this._parent.prototype._onTotalProgress.apply(this, arguments);
+ this._templating.updateTotalProgress(loaded, total);
+ },
+
+ _onComplete: function(id, name, result, xhr) {
+ var parentRetVal = this._parent.prototype._onComplete.apply(this, arguments),
+ templating = this._templating,
+ fileContainer = templating.getFileContainer(id),
+ self = this;
+
+ function completeUpload(result) {
+ // If this file is not represented in the templating module, perhaps it was hidden intentionally.
+ // If so, don't perform any UI-related tasks related to this file.
+ if (!fileContainer) {
+ return;
+ }
+
+ templating.setStatusText(id);
+
+ qq(fileContainer).removeClass(self._classes.retrying);
+ templating.hideProgress(id);
+
+ if (self.getUploads({id: id}).status !== qq.status.UPLOAD_FAILED) {
+ templating.hideCancel(id);
+ }
+ templating.hideSpinner(id);
+
+ if (result.success) {
+ self._markFileAsSuccessful(id);
+ }
+ else {
+ qq(fileContainer).addClass(self._classes.fail);
+ templating.showCancel(id);
+
+ if (templating.isRetryPossible() && !self._preventRetries[id]) {
+ qq(fileContainer).addClass(self._classes.retryable);
+ templating.showRetry(id);
+ }
+ self._controlFailureTextDisplay(id, result);
+ }
+ }
+
+ // The parent may need to perform some async operation before we can accurately determine the status of the upload.
+ if (parentRetVal instanceof qq.Promise) {
+ parentRetVal.done(function(newResult) {
+ completeUpload(newResult);
+ });
+
+ }
+ else {
+ completeUpload(result);
+ }
+
+ return parentRetVal;
+ },
+
+ _markFileAsSuccessful: function(id) {
+ var templating = this._templating;
+
+ if (this._isDeletePossible()) {
+ templating.showDeleteButton(id);
+ }
+
+ qq(templating.getFileContainer(id)).addClass(this._classes.success);
+
+ this._maybeUpdateThumbnail(id);
+ },
+
+ _onUploadPrep: function(id) {
+ this._parent.prototype._onUploadPrep.apply(this, arguments);
+ this._templating.showSpinner(id);
+ },
+
+ _onUpload: function(id, name) {
+ var parentRetVal = this._parent.prototype._onUpload.apply(this, arguments);
+
+ this._templating.showSpinner(id);
+
+ return parentRetVal;
+ },
+
+ _onUploadChunk: function(id, chunkData) {
+ this._parent.prototype._onUploadChunk.apply(this, arguments);
+
+ // Only display the pause button if we have finished uploading at least one chunk
+ // & this file can be resumed
+ if (chunkData.partIndex > 0 && this._handler.isResumable(id)) {
+ this._templating.allowPause(id);
+ }
+ },
+
+ _onCancel: function(id, name) {
+ this._parent.prototype._onCancel.apply(this, arguments);
+ this._removeFileItem(id);
+
+ if (this._getNotFinished() === 0) {
+ this._templating.resetTotalProgress();
+ }
+ },
+
+ _onBeforeAutoRetry: function(id) {
+ var retryNumForDisplay, maxAuto, retryNote;
+
+ this._parent.prototype._onBeforeAutoRetry.apply(this, arguments);
+
+ this._showCancelLink(id);
+
+ if (this._options.retry.showAutoRetryNote) {
+ retryNumForDisplay = this._autoRetries[id];
+ maxAuto = this._options.retry.maxAutoAttempts;
+
+ retryNote = this._options.retry.autoRetryNote.replace(/\{retryNum\}/g, retryNumForDisplay);
+ retryNote = retryNote.replace(/\{maxAuto\}/g, maxAuto);
+
+ this._templating.setStatusText(id, retryNote);
+ qq(this._templating.getFileContainer(id)).addClass(this._classes.retrying);
+ }
+ },
+
+ //return false if we should not attempt the requested retry
+ _onBeforeManualRetry: function(id) {
+ if (this._parent.prototype._onBeforeManualRetry.apply(this, arguments)) {
+ this._templating.resetProgress(id);
+ qq(this._templating.getFileContainer(id)).removeClass(this._classes.fail);
+ this._templating.setStatusText(id);
+ this._templating.showSpinner(id);
+ this._showCancelLink(id);
+ return true;
+ }
+ else {
+ qq(this._templating.getFileContainer(id)).addClass(this._classes.retryable);
+ this._templating.showRetry(id);
+ return false;
+ }
+ },
+
+ _onSubmitDelete: function(id) {
+ var onSuccessCallback = qq.bind(this._onSubmitDeleteSuccess, this);
+
+ this._parent.prototype._onSubmitDelete.call(this, id, onSuccessCallback);
+ },
+
+ _onSubmitDeleteSuccess: function(id, uuid, additionalMandatedParams) {
+ if (this._options.deleteFile.forceConfirm) {
+ this._showDeleteConfirm.apply(this, arguments);
+ }
+ else {
+ this._sendDeleteRequest.apply(this, arguments);
+ }
+ },
+
+ _onDeleteComplete: function(id, xhr, isError) {
+ this._parent.prototype._onDeleteComplete.apply(this, arguments);
+
+ this._templating.hideSpinner(id);
+
+ if (isError) {
+ this._templating.setStatusText(id, this._options.deleteFile.deletingFailedText);
+ this._templating.showDeleteButton(id);
+ }
+ else {
+ this._removeFileItem(id);
+ }
+ },
+
+ _sendDeleteRequest: function(id, uuid, additionalMandatedParams) {
+ this._templating.hideDeleteButton(id);
+ this._templating.showSpinner(id);
+ this._templating.setStatusText(id, this._options.deleteFile.deletingStatusText);
+ this._deleteHandler.sendDelete.apply(this, arguments);
+ },
+
+ _showDeleteConfirm: function(id, uuid, mandatedParams) {
+ /*jshint -W004 */
+ var fileName = this.getName(id),
+ confirmMessage = this._options.deleteFile.confirmMessage.replace(/\{filename\}/g, fileName),
+ uuid = this.getUuid(id),
+ deleteRequestArgs = arguments,
+ self = this,
+ retVal;
+
+ retVal = this._options.showConfirm(confirmMessage);
+
+ if (qq.isGenericPromise(retVal)) {
+ retVal.then(function() {
+ self._sendDeleteRequest.apply(self, deleteRequestArgs);
+ });
+ }
+ else if (retVal !== false) {
+ self._sendDeleteRequest.apply(self, deleteRequestArgs);
+ }
+ },
+
+ _addToList: function(id, name, canned) {
+ var prependData,
+ prependIndex = 0,
+ dontDisplay = this._handler.isProxied(id) && this._options.scaling.hideScaled,
+ record;
+
+ if (this._options.display.prependFiles) {
+ if (this._totalFilesInBatch > 1 && this._filesInBatchAddedToUi > 0) {
+ prependIndex = this._filesInBatchAddedToUi - 1;
+ }
+
+ prependData = {
+ index: prependIndex
+ };
+ }
+
+ if (!canned) {
+ if (this._options.disableCancelForFormUploads && !qq.supportedFeatures.ajaxUploading) {
+ this._templating.disableCancel();
+ }
+
+ // Cancel all existing (previous) files and clear the list if this file is not part of
+ // a scaled file group that has already been accepted, or if this file is not part of
+ // a scaled file group at all.
+ if (!this._options.multiple) {
+ record = this.getUploads({id: id});
+
+ this._handledProxyGroup = this._handledProxyGroup || record.proxyGroupId;
+
+ if (record.proxyGroupId !== this._handledProxyGroup || !record.proxyGroupId) {
+ this._handler.cancelAll();
+ this._clearList();
+ this._handledProxyGroup = null;
+ }
+ }
+ }
+
+ if (canned) {
+ this._templating.addFileToCache(id, this._options.formatFileName(name), prependData, dontDisplay);
+ this._templating.updateThumbnail(id, this._thumbnailUrls[id], true, this._options.thumbnails.customResizer);
+ }
+ else {
+ this._templating.addFile(id, this._options.formatFileName(name), prependData, dontDisplay);
+ this._templating.generatePreview(id, this.getFile(id), this._options.thumbnails.customResizer);
+ }
+
+ this._filesInBatchAddedToUi += 1;
+
+ if (canned ||
+ (this._options.display.fileSizeOnSubmit && qq.supportedFeatures.ajaxUploading)) {
+
+ this._displayFileSize(id);
+ }
+ },
+
+ _clearList: function() {
+ this._templating.clearFiles();
+ this.clearStoredFiles();
+ },
+
+ _displayFileSize: function(id, loadedSize, totalSize) {
+ var size = this.getSize(id),
+ sizeForDisplay = this._formatSize(size);
+
+ if (size >= 0) {
+ if (loadedSize !== undefined && totalSize !== undefined) {
+ sizeForDisplay = this._formatProgress(loadedSize, totalSize);
+ }
+
+ this._templating.updateSize(id, sizeForDisplay);
+ }
+ },
+
+ _formatProgress: function(uploadedSize, totalSize) {
+ var message = this._options.text.formatProgress;
+ function r(name, replacement) { message = message.replace(name, replacement); }
+
+ r("{percent}", Math.round(uploadedSize / totalSize * 100));
+ r("{total_size}", this._formatSize(totalSize));
+ return message;
+ },
+
+ _controlFailureTextDisplay: function(id, response) {
+ var mode, responseProperty, failureReason;
+
+ mode = this._options.failedUploadTextDisplay.mode;
+ responseProperty = this._options.failedUploadTextDisplay.responseProperty;
+
+ if (mode === "custom") {
+ failureReason = response[responseProperty];
+ if (!failureReason) {
+ failureReason = this._options.text.failUpload;
+ }
+
+ this._templating.setStatusText(id, failureReason);
+
+ if (this._options.failedUploadTextDisplay.enableTooltip) {
+ this._showTooltip(id, failureReason);
+ }
+ }
+ else if (mode === "default") {
+ this._templating.setStatusText(id, this._options.text.failUpload);
+ }
+ else if (mode !== "none") {
+ this.log("failedUploadTextDisplay.mode value of '" + mode + "' is not valid", "warn");
+ }
+ },
+
+ _showTooltip: function(id, text) {
+ this._templating.getFileContainer(id).title = text;
+ },
+
+ _showCancelLink: function(id) {
+ if (!this._options.disableCancelForFormUploads || qq.supportedFeatures.ajaxUploading) {
+ this._templating.showCancel(id);
+ }
+ },
+
+ _itemError: function(code, name, item) {
+ var message = this._parent.prototype._itemError.apply(this, arguments);
+ this._options.showMessage(message);
+ },
+
+ _batchError: function(message) {
+ this._parent.prototype._batchError.apply(this, arguments);
+ this._options.showMessage(message);
+ },
+
+ _setupPastePrompt: function() {
+ var self = this;
+
+ this._options.callbacks.onPasteReceived = function() {
+ var message = self._options.paste.namePromptMessage,
+ defaultVal = self._options.paste.defaultName;
+
+ return self._options.showPrompt(message, defaultVal);
+ };
+ },
+
+ _fileOrBlobRejected: function(id, name) {
+ this._totalFilesInBatch -= 1;
+ this._parent.prototype._fileOrBlobRejected.apply(this, arguments);
+ },
+
+ _prepareItemsForUpload: function(items, params, endpoint) {
+ this._totalFilesInBatch = items.length;
+ this._filesInBatchAddedToUi = 0;
+ this._parent.prototype._prepareItemsForUpload.apply(this, arguments);
+ },
+
+ _maybeUpdateThumbnail: function(fileId) {
+ var thumbnailUrl = this._thumbnailUrls[fileId],
+ fileStatus = this.getUploads({id: fileId}).status;
+
+ if (fileStatus !== qq.status.DELETED &&
+ (thumbnailUrl ||
+ this._options.thumbnails.placeholders.waitUntilResponse ||
+ !qq.supportedFeatures.imagePreviews)) {
+
+ // This will replace the "waiting" placeholder with a "preview not available" placeholder
+ // if called with a null thumbnailUrl.
+ this._templating.updateThumbnail(fileId, thumbnailUrl, this._options.thumbnails.customResizer);
+ }
+ },
+
+ _addCannedFile: function(sessionData) {
+ var id = this._parent.prototype._addCannedFile.apply(this, arguments);
+
+ this._addToList(id, this.getName(id), true);
+ this._templating.hideSpinner(id);
+ this._templating.hideCancel(id);
+ this._markFileAsSuccessful(id);
+
+ return id;
+ },
+
+ _setSize: function(id, newSize) {
+ this._parent.prototype._setSize.apply(this, arguments);
+
+ this._templating.updateSize(id, this._formatSize(newSize));
+ },
+
+ _sessionRequestComplete: function() {
+ this._templating.addCacheToDom();
+ this._parent.prototype._sessionRequestComplete.apply(this, arguments);
+ }
+ };
+}());
+
+/*globals qq */
+/**
+ * This defines FineUploader mode, which is a default UI w/ drag & drop uploading.
+ */
+qq.FineUploader = function(o, namespace) {
+ "use strict";
+
+ var self = this;
+
+ // By default this should inherit instance data from FineUploaderBasic, but this can be overridden
+ // if the (internal) caller defines a different parent. The parent is also used by
+ // the private and public API functions that need to delegate to a parent function.
+ this._parent = namespace ? qq[namespace].FineUploaderBasic : qq.FineUploaderBasic;
+ this._parent.apply(this, arguments);
+
+ // Options provided by FineUploader mode
+ qq.extend(this._options, {
+ element: null,
+
+ button: null,
+
+ listElement: null,
+
+ dragAndDrop: {
+ extraDropzones: [],
+ reportDirectoryPaths: false
+ },
+
+ text: {
+ formatProgress: "{percent}% of {total_size}",
+ failUpload: "Upload failed",
+ waitingForResponse: "Processing...",
+ paused: "Paused"
+ },
+
+ template: "qq-template",
+
+ classes: {
+ retrying: "qq-upload-retrying",
+ retryable: "qq-upload-retryable",
+ success: "qq-upload-success",
+ fail: "qq-upload-fail",
+ editable: "qq-editable",
+ hide: "qq-hide",
+ dropActive: "qq-upload-drop-area-active"
+ },
+
+ failedUploadTextDisplay: {
+ mode: "default", //default, custom, or none
+ responseProperty: "error",
+ enableTooltip: true
+ },
+
+ messages: {
+ tooManyFilesError: "You may only drop one file",
+ unsupportedBrowser: "Unrecoverable error - this browser does not permit file uploading of any kind."
+ },
+
+ retry: {
+ showAutoRetryNote: true,
+ autoRetryNote: "Retrying {retryNum}/{maxAuto}..."
+ },
+
+ deleteFile: {
+ forceConfirm: false,
+ confirmMessage: "Are you sure you want to delete {filename}?",
+ deletingStatusText: "Deleting...",
+ deletingFailedText: "Delete failed"
+
+ },
+
+ display: {
+ fileSizeOnSubmit: false,
+ prependFiles: false
+ },
+
+ paste: {
+ promptForName: false,
+ namePromptMessage: "Please name this image"
+ },
+
+ thumbnails: {
+ customResizer: null,
+ maxCount: 0,
+ placeholders: {
+ waitUntilResponse: false,
+ notAvailablePath: null,
+ waitingPath: null
+ },
+ timeBetweenThumbs: 750
+ },
+
+ scaling: {
+ hideScaled: false
+ },
+
+ showMessage: function(message) {
+ if (self._templating.hasDialog("alert")) {
+ return self._templating.showDialog("alert", message);
+ }
+ else {
+ setTimeout(function() {
+ window.alert(message);
+ }, 0);
+ }
+ },
+
+ showConfirm: function(message) {
+ if (self._templating.hasDialog("confirm")) {
+ return self._templating.showDialog("confirm", message);
+ }
+ else {
+ return window.confirm(message);
+ }
+ },
+
+ showPrompt: function(message, defaultValue) {
+ if (self._templating.hasDialog("prompt")) {
+ return self._templating.showDialog("prompt", message, defaultValue);
+ }
+ else {
+ return window.prompt(message, defaultValue);
+ }
+ }
+ }, true);
+
+ // Replace any default options with user defined ones
+ qq.extend(this._options, o, true);
+
+ this._templating = new qq.Templating({
+ log: qq.bind(this.log, this),
+ templateIdOrEl: this._options.template,
+ containerEl: this._options.element,
+ fileContainerEl: this._options.listElement,
+ button: this._options.button,
+ imageGenerator: this._imageGenerator,
+ classes: {
+ hide: this._options.classes.hide,
+ editable: this._options.classes.editable
+ },
+ limits: {
+ maxThumbs: this._options.thumbnails.maxCount,
+ timeBetweenThumbs: this._options.thumbnails.timeBetweenThumbs
+ },
+ placeholders: {
+ waitUntilUpdate: this._options.thumbnails.placeholders.waitUntilResponse,
+ thumbnailNotAvailable: this._options.thumbnails.placeholders.notAvailablePath,
+ waitingForThumbnail: this._options.thumbnails.placeholders.waitingPath
+ },
+ text: this._options.text
+ });
+
+ if (this._options.workarounds.ios8SafariUploads && qq.ios800() && qq.iosSafari()) {
+ this._templating.renderFailure(this._options.messages.unsupportedBrowserIos8Safari);
+ }
+ else if (!qq.supportedFeatures.uploading || (this._options.cors.expected && !qq.supportedFeatures.uploadCors)) {
+ this._templating.renderFailure(this._options.messages.unsupportedBrowser);
+ }
+ else {
+ this._wrapCallbacks();
+
+ this._templating.render();
+
+ this._classes = this._options.classes;
+
+ if (!this._options.button && this._templating.getButton()) {
+ this._defaultButtonId = this._createUploadButton({
+ element: this._templating.getButton(),
+ title: this._options.text.fileInputTitle
+ }).getButtonId();
+ }
+
+ this._setupClickAndEditEventHandlers();
+
+ if (qq.DragAndDrop && qq.supportedFeatures.fileDrop) {
+ this._dnd = this._setupDragAndDrop();
+ }
+
+ if (this._options.paste.targetElement && this._options.paste.promptForName) {
+ if (qq.PasteSupport) {
+ this._setupPastePrompt();
+ }
+ else {
+ this.log("Paste support module not found.", "error");
+ }
+ }
+
+ this._totalFilesInBatch = 0;
+ this._filesInBatchAddedToUi = 0;
+ }
+};
+
+// Inherit the base public & private API methods
+qq.extend(qq.FineUploader.prototype, qq.basePublicApi);
+qq.extend(qq.FineUploader.prototype, qq.basePrivateApi);
+
+// Add the FineUploader/default UI public & private UI methods, which may override some base methods.
+qq.extend(qq.FineUploader.prototype, qq.uiPublicApi);
+qq.extend(qq.FineUploader.prototype, qq.uiPrivateApi);
+
+/* globals qq */
+/* jshint -W065 */
+/**
+ * Module responsible for rendering all Fine Uploader UI templates. This module also asserts at least
+ * a limited amount of control over the template elements after they are added to the DOM.
+ * Wherever possible, this module asserts total control over template elements present in the DOM.
+ *
+ * @param spec Specification object used to control various templating behaviors
+ * @constructor
+ */
+qq.Templating = function(spec) {
+ "use strict";
+
+ var FILE_ID_ATTR = "qq-file-id",
+ FILE_CLASS_PREFIX = "qq-file-id-",
+ THUMBNAIL_MAX_SIZE_ATTR = "qq-max-size",
+ THUMBNAIL_SERVER_SCALE_ATTR = "qq-server-scale",
+ // This variable is duplicated in the DnD module since it can function as a standalone as well
+ HIDE_DROPZONE_ATTR = "qq-hide-dropzone",
+ DROPZPONE_TEXT_ATTR = "qq-drop-area-text",
+ IN_PROGRESS_CLASS = "qq-in-progress",
+ HIDDEN_FOREVER_CLASS = "qq-hidden-forever",
+ fileBatch = {
+ content: document.createDocumentFragment(),
+ map: {}
+ },
+ isCancelDisabled = false,
+ generatedThumbnails = 0,
+ thumbnailQueueMonitorRunning = false,
+ thumbGenerationQueue = [],
+ thumbnailMaxSize = -1,
+ options = {
+ log: null,
+ limits: {
+ maxThumbs: 0,
+ timeBetweenThumbs: 750
+ },
+ templateIdOrEl: "qq-template",
+ containerEl: null,
+ fileContainerEl: null,
+ button: null,
+ imageGenerator: null,
+ classes: {
+ hide: "qq-hide",
+ editable: "qq-editable"
+ },
+ placeholders: {
+ waitUntilUpdate: false,
+ thumbnailNotAvailable: null,
+ waitingForThumbnail: null
+ },
+ text: {
+ paused: "Paused"
+ }
+ },
+ selectorClasses = {
+ button: "qq-upload-button-selector",
+ alertDialog: "qq-alert-dialog-selector",
+ dialogCancelButton: "qq-cancel-button-selector",
+ confirmDialog: "qq-confirm-dialog-selector",
+ dialogMessage: "qq-dialog-message-selector",
+ dialogOkButton: "qq-ok-button-selector",
+ promptDialog: "qq-prompt-dialog-selector",
+ uploader: "qq-uploader-selector",
+ drop: "qq-upload-drop-area-selector",
+ list: "qq-upload-list-selector",
+ progressBarContainer: "qq-progress-bar-container-selector",
+ progressBar: "qq-progress-bar-selector",
+ totalProgressBarContainer: "qq-total-progress-bar-container-selector",
+ totalProgressBar: "qq-total-progress-bar-selector",
+ file: "qq-upload-file-selector",
+ spinner: "qq-upload-spinner-selector",
+ size: "qq-upload-size-selector",
+ cancel: "qq-upload-cancel-selector",
+ pause: "qq-upload-pause-selector",
+ continueButton: "qq-upload-continue-selector",
+ deleteButton: "qq-upload-delete-selector",
+ retry: "qq-upload-retry-selector",
+ statusText: "qq-upload-status-text-selector",
+ editFilenameInput: "qq-edit-filename-selector",
+ editNameIcon: "qq-edit-filename-icon-selector",
+ dropText: "qq-upload-drop-area-text-selector",
+ dropProcessing: "qq-drop-processing-selector",
+ dropProcessingSpinner: "qq-drop-processing-spinner-selector",
+ thumbnail: "qq-thumbnail-selector"
+ },
+ previewGeneration = {},
+ cachedThumbnailNotAvailableImg = new qq.Promise(),
+ cachedWaitingForThumbnailImg = new qq.Promise(),
+ log,
+ isEditElementsExist,
+ isRetryElementExist,
+ templateHtml,
+ container,
+ fileList,
+ showThumbnails,
+ serverScale,
+
+ // During initialization of the templating module we should cache any
+ // placeholder images so we can quickly swap them into the file list on demand.
+ // Any placeholder images that cannot be loaded/found are simply ignored.
+ cacheThumbnailPlaceholders = function() {
+ var notAvailableUrl = options.placeholders.thumbnailNotAvailable,
+ waitingUrl = options.placeholders.waitingForThumbnail,
+ spec = {
+ maxSize: thumbnailMaxSize,
+ scale: serverScale
+ };
+
+ if (showThumbnails) {
+ if (notAvailableUrl) {
+ options.imageGenerator.generate(notAvailableUrl, new Image(), spec).then(
+ function(updatedImg) {
+ cachedThumbnailNotAvailableImg.success(updatedImg);
+ },
+ function() {
+ cachedThumbnailNotAvailableImg.failure();
+ log("Problem loading 'not available' placeholder image at " + notAvailableUrl, "error");
+ }
+ );
+ }
+ else {
+ cachedThumbnailNotAvailableImg.failure();
+ }
+
+ if (waitingUrl) {
+ options.imageGenerator.generate(waitingUrl, new Image(), spec).then(
+ function(updatedImg) {
+ cachedWaitingForThumbnailImg.success(updatedImg);
+ },
+ function() {
+ cachedWaitingForThumbnailImg.failure();
+ log("Problem loading 'waiting for thumbnail' placeholder image at " + waitingUrl, "error");
+ }
+ );
+ }
+ else {
+ cachedWaitingForThumbnailImg.failure();
+ }
+ }
+ },
+
+ // Displays a "waiting for thumbnail" type placeholder image
+ // iff we were able to load it during initialization of the templating module.
+ displayWaitingImg = function(thumbnail) {
+ var waitingImgPlacement = new qq.Promise();
+
+ cachedWaitingForThumbnailImg.then(function(img) {
+ maybeScalePlaceholderViaCss(img, thumbnail);
+ /* jshint eqnull:true */
+ if (!thumbnail.src) {
+ thumbnail.src = img.src;
+ thumbnail.onload = function() {
+ thumbnail.onload = null;
+ show(thumbnail);
+ waitingImgPlacement.success();
+ };
+ }
+ else {
+ waitingImgPlacement.success();
+ }
+ }, function() {
+ // In some browsers (such as IE9 and older) an img w/out a src attribute
+ // are displayed as "broken" images, so we should just hide the img tag
+ // if we aren't going to display the "waiting" placeholder.
+ hide(thumbnail);
+ waitingImgPlacement.success();
+ });
+
+ return waitingImgPlacement;
+ },
+
+ generateNewPreview = function(id, blob, spec) {
+ var thumbnail = getThumbnail(id);
+
+ log("Generating new thumbnail for " + id);
+ blob.qqThumbnailId = id;
+
+ return options.imageGenerator.generate(blob, thumbnail, spec).then(
+ function() {
+ generatedThumbnails++;
+ show(thumbnail);
+ previewGeneration[id].success();
+ },
+ function() {
+ previewGeneration[id].failure();
+
+ // Display the "not available" placeholder img only if we are
+ // not expecting a thumbnail at a later point, such as in a server response.
+ if (!options.placeholders.waitUntilUpdate) {
+ maybeSetDisplayNotAvailableImg(id, thumbnail);
+ }
+ });
+ },
+
+ generateNextQueuedPreview = function() {
+ if (thumbGenerationQueue.length) {
+ thumbnailQueueMonitorRunning = true;
+
+ var queuedThumbRequest = thumbGenerationQueue.shift();
+
+ if (queuedThumbRequest.update) {
+ processUpdateQueuedPreviewRequest(queuedThumbRequest);
+ }
+ else {
+ processNewQueuedPreviewRequest(queuedThumbRequest);
+ }
+ }
+ else {
+ thumbnailQueueMonitorRunning = false;
+ }
+ },
+
+ getCancel = function(id) {
+ return getTemplateEl(getFile(id), selectorClasses.cancel);
+ },
+
+ getContinue = function(id) {
+ return getTemplateEl(getFile(id), selectorClasses.continueButton);
+ },
+
+ getDialog = function(type) {
+ return getTemplateEl(container, selectorClasses[type + "Dialog"]);
+ },
+
+ getDelete = function(id) {
+ return getTemplateEl(getFile(id), selectorClasses.deleteButton);
+ },
+
+ getDropProcessing = function() {
+ return getTemplateEl(container, selectorClasses.dropProcessing);
+ },
+
+ getEditIcon = function(id) {
+ return getTemplateEl(getFile(id), selectorClasses.editNameIcon);
+ },
+
+ getFile = function(id) {
+ return fileBatch.map[id] || qq(fileList).getFirstByClass(FILE_CLASS_PREFIX + id);
+ },
+
+ getFilename = function(id) {
+ return getTemplateEl(getFile(id), selectorClasses.file);
+ },
+
+ getPause = function(id) {
+ return getTemplateEl(getFile(id), selectorClasses.pause);
+ },
+
+ getProgress = function(id) {
+ /* jshint eqnull:true */
+ // Total progress bar
+ if (id == null) {
+ return getTemplateEl(container, selectorClasses.totalProgressBarContainer) ||
+ getTemplateEl(container, selectorClasses.totalProgressBar);
+ }
+
+ // Per-file progress bar
+ return getTemplateEl(getFile(id), selectorClasses.progressBarContainer) ||
+ getTemplateEl(getFile(id), selectorClasses.progressBar);
+ },
+
+ getRetry = function(id) {
+ return getTemplateEl(getFile(id), selectorClasses.retry);
+ },
+
+ getSize = function(id) {
+ return getTemplateEl(getFile(id), selectorClasses.size);
+ },
+
+ getSpinner = function(id) {
+ return getTemplateEl(getFile(id), selectorClasses.spinner);
+ },
+
+ getTemplateEl = function(context, cssClass) {
+ return context && qq(context).getFirstByClass(cssClass);
+ },
+
+ getThumbnail = function(id) {
+ return showThumbnails && getTemplateEl(getFile(id), selectorClasses.thumbnail);
+ },
+
+ hide = function(el) {
+ el && qq(el).addClass(options.classes.hide);
+ },
+
+ // Ensures a placeholder image does not exceed any max size specified
+ // via `style` attribute properties iff <canvas> was not used to scale
+ // the placeholder AND the target <img> doesn't already have these `style` attribute properties set.
+ maybeScalePlaceholderViaCss = function(placeholder, thumbnail) {
+ var maxWidth = placeholder.style.maxWidth,
+ maxHeight = placeholder.style.maxHeight;
+
+ if (maxHeight && maxWidth && !thumbnail.style.maxWidth && !thumbnail.style.maxHeight) {
+ qq(thumbnail).css({
+ maxWidth: maxWidth,
+ maxHeight: maxHeight
+ });
+ }
+ },
+
+ // Displays a "thumbnail not available" type placeholder image
+ // iff we were able to load this placeholder during initialization
+ // of the templating module or after preview generation has failed.
+ maybeSetDisplayNotAvailableImg = function(id, thumbnail) {
+ var previewing = previewGeneration[id] || new qq.Promise().failure(),
+ notAvailableImgPlacement = new qq.Promise();
+
+ cachedThumbnailNotAvailableImg.then(function(img) {
+ previewing.then(
+ function() {
+ notAvailableImgPlacement.success();
+ },
+ function() {
+ maybeScalePlaceholderViaCss(img, thumbnail);
+
+ thumbnail.onload = function() {
+ thumbnail.onload = null;
+ notAvailableImgPlacement.success();
+ };
+
+ thumbnail.src = img.src;
+ show(thumbnail);
+ }
+ );
+ });
+
+ return notAvailableImgPlacement;
+ },
+
+ /**
+ * Grabs the HTML from the script tag holding the template markup. This function will also adjust
+ * some internally-tracked state variables based on the contents of the template.
+ * The template is filtered so that irrelevant elements (such as the drop zone if DnD is not supported)
+ * are omitted from the DOM. Useful errors will be thrown if the template cannot be parsed.
+ *
+ * @returns {{template: *, fileTemplate: *}} HTML for the top-level file items templates
+ */
+ parseAndGetTemplate = function() {
+ var scriptEl,
+ scriptHtml,
+ fileListNode,
+ tempTemplateEl,
+ fileListHtml,
+ defaultButton,
+ dropArea,
+ thumbnail,
+ dropProcessing,
+ dropTextEl,
+ uploaderEl;
+
+ log("Parsing template");
+
+ /*jshint -W116*/
+ if (options.templateIdOrEl == null) {
+ throw new Error("You MUST specify either a template element or ID!");
+ }
+
+ // Grab the contents of the script tag holding the template.
+ if (qq.isString(options.templateIdOrEl)) {
+ scriptEl = document.getElementById(options.templateIdOrEl);
+
+ if (scriptEl === null) {
+ throw new Error(qq.format("Cannot find template script at ID '{}'!", options.templateIdOrEl));
+ }
+
+ scriptHtml = scriptEl.innerHTML;
+ }
+ else {
+ if (options.templateIdOrEl.innerHTML === undefined) {
+ throw new Error("You have specified an invalid value for the template option! " +
+ "It must be an ID or an Element.");
+ }
+
+ scriptHtml = options.templateIdOrEl.innerHTML;
+ }
+
+ scriptHtml = qq.trimStr(scriptHtml);
+ tempTemplateEl = document.createElement("div");
+ tempTemplateEl.appendChild(qq.toElement(scriptHtml));
+ uploaderEl = qq(tempTemplateEl).getFirstByClass(selectorClasses.uploader);
+
+ // Don't include the default template button in the DOM
+ // if an alternate button container has been specified.
+ if (options.button) {
+ defaultButton = qq(tempTemplateEl).getFirstByClass(selectorClasses.button);
+ if (defaultButton) {
+ qq(defaultButton).remove();
+ }
+ }
+
+ // Omit the drop processing element from the DOM if DnD is not supported by the UA,
+ // or the drag and drop module is not found.
+ // NOTE: We are consciously not removing the drop zone if the UA doesn't support DnD
+ // to support layouts where the drop zone is also a container for visible elements,
+ // such as the file list.
+ if (!qq.DragAndDrop || !qq.supportedFeatures.fileDrop) {
+ dropProcessing = qq(tempTemplateEl).getFirstByClass(selectorClasses.dropProcessing);
+ if (dropProcessing) {
+ qq(dropProcessing).remove();
+ }
+ }
+
+ dropArea = qq(tempTemplateEl).getFirstByClass(selectorClasses.drop);
+
+ // If DnD is not available then remove
+ // it from the DOM as well.
+ if (dropArea && !qq.DragAndDrop) {
+ log("DnD module unavailable.", "info");
+ qq(dropArea).remove();
+ }
+
+ if (!qq.supportedFeatures.fileDrop) {
+ // don't display any "drop files to upload" background text
+ uploaderEl.removeAttribute(DROPZPONE_TEXT_ATTR);
+
+ if (dropArea && qq(dropArea).hasAttribute(HIDE_DROPZONE_ATTR)) {
+ // If there is a drop area defined in the template, and the current UA doesn't support DnD,
+ // and the drop area is marked as "hide before enter", ensure it is hidden as the DnD module
+ // will not do this (since we will not be loading the DnD module)
+ qq(dropArea).css({
+ display: "none"
+ });
+ }
+ }
+ else if (qq(uploaderEl).hasAttribute(DROPZPONE_TEXT_ATTR) && dropArea) {
+ dropTextEl = qq(dropArea).getFirstByClass(selectorClasses.dropText);
+ dropTextEl && qq(dropTextEl).remove();
+ }
+
+ // Ensure the `showThumbnails` flag is only set if the thumbnail element
+ // is present in the template AND the current UA is capable of generating client-side previews.
+ thumbnail = qq(tempTemplateEl).getFirstByClass(selectorClasses.thumbnail);
+ if (!showThumbnails) {
+ thumbnail && qq(thumbnail).remove();
+ }
+ else if (thumbnail) {
+ thumbnailMaxSize = parseInt(thumbnail.getAttribute(THUMBNAIL_MAX_SIZE_ATTR));
+ // Only enforce max size if the attr value is non-zero
+ thumbnailMaxSize = thumbnailMaxSize > 0 ? thumbnailMaxSize : null;
+
+ serverScale = qq(thumbnail).hasAttribute(THUMBNAIL_SERVER_SCALE_ATTR);
+ }
+ showThumbnails = showThumbnails && thumbnail;
+
+ isEditElementsExist = qq(tempTemplateEl).getByClass(selectorClasses.editFilenameInput).length > 0;
+ isRetryElementExist = qq(tempTemplateEl).getByClass(selectorClasses.retry).length > 0;
+
+ fileListNode = qq(tempTemplateEl).getFirstByClass(selectorClasses.list);
+ /*jshint -W116*/
+ if (fileListNode == null) {
+ throw new Error("Could not find the file list container in the template!");
+ }
+
+ fileListHtml = fileListNode.innerHTML;
+ fileListNode.innerHTML = "";
+
+ // We must call `createElement` in IE8 in order to target and hide any <dialog> via CSS
+ if (tempTemplateEl.getElementsByTagName("DIALOG").length) {
+ document.createElement("dialog");
+ }
+
+ log("Template parsing complete");
+
+ return {
+ template: qq.trimStr(tempTemplateEl.innerHTML),
+ fileTemplate: qq.trimStr(fileListHtml)
+ };
+ },
+
+ prependFile = function(el, index, fileList) {
+ var parentEl = fileList,
+ beforeEl = parentEl.firstChild;
+
+ if (index > 0) {
+ beforeEl = qq(parentEl).children()[index].nextSibling;
+
+ }
+
+ parentEl.insertBefore(el, beforeEl);
+ },
+
+ processNewQueuedPreviewRequest = function(queuedThumbRequest) {
+ var id = queuedThumbRequest.id,
+ optFileOrBlob = queuedThumbRequest.optFileOrBlob,
+ relatedThumbnailId = optFileOrBlob && optFileOrBlob.qqThumbnailId,
+ thumbnail = getThumbnail(id),
+ spec = {
+ customResizeFunction: queuedThumbRequest.customResizeFunction,
+ maxSize: thumbnailMaxSize,
+ orient: true,
+ scale: true
+ };
+
+ if (qq.supportedFeatures.imagePreviews) {
+ if (thumbnail) {
+ if (options.limits.maxThumbs && options.limits.maxThumbs <= generatedThumbnails) {
+ maybeSetDisplayNotAvailableImg(id, thumbnail);
+ generateNextQueuedPreview();
+ }
+ else {
+ displayWaitingImg(thumbnail).done(function() {
+ previewGeneration[id] = new qq.Promise();
+
+ previewGeneration[id].done(function() {
+ setTimeout(generateNextQueuedPreview, options.limits.timeBetweenThumbs);
+ });
+
+ /* jshint eqnull: true */
+ // If we've already generated an <img> for this file, use the one that exists,
+ // don't waste resources generating a new one.
+ if (relatedThumbnailId != null) {
+ useCachedPreview(id, relatedThumbnailId);
+ }
+ else {
+ generateNewPreview(id, optFileOrBlob, spec);
+ }
+ });
+ }
+ }
+ // File element in template may have been removed, so move on to next item in queue
+ else {
+ generateNextQueuedPreview();
+ }
+ }
+ else if (thumbnail) {
+ displayWaitingImg(thumbnail);
+ generateNextQueuedPreview();
+ }
+ },
+
+ processUpdateQueuedPreviewRequest = function(queuedThumbRequest) {
+ var id = queuedThumbRequest.id,
+ thumbnailUrl = queuedThumbRequest.thumbnailUrl,
+ showWaitingImg = queuedThumbRequest.showWaitingImg,
+ thumbnail = getThumbnail(id),
+ spec = {
+ customResizeFunction: queuedThumbRequest.customResizeFunction,
+ scale: serverScale,
+ maxSize: thumbnailMaxSize
+ };
+
+ if (thumbnail) {
+ if (thumbnailUrl) {
+ if (options.limits.maxThumbs && options.limits.maxThumbs <= generatedThumbnails) {
+ maybeSetDisplayNotAvailableImg(id, thumbnail);
+ generateNextQueuedPreview();
+ }
+ else {
+ if (showWaitingImg) {
+ displayWaitingImg(thumbnail);
+ }
+
+ return options.imageGenerator.generate(thumbnailUrl, thumbnail, spec).then(
+ function() {
+ show(thumbnail);
+ generatedThumbnails++;
+ setTimeout(generateNextQueuedPreview, options.limits.timeBetweenThumbs);
+ },
+
+ function() {
+ maybeSetDisplayNotAvailableImg(id, thumbnail);
+ setTimeout(generateNextQueuedPreview, options.limits.timeBetweenThumbs);
+ }
+ );
+ }
+ }
+ else {
+ maybeSetDisplayNotAvailableImg(id, thumbnail);
+ generateNextQueuedPreview();
+ }
+ }
+ },
+
+ setProgressBarWidth = function(id, percent) {
+ var bar = getProgress(id),
+ /* jshint eqnull:true */
+ progressBarSelector = id == null ? selectorClasses.totalProgressBar : selectorClasses.progressBar;
+
+ if (bar && !qq(bar).hasClass(progressBarSelector)) {
+ bar = qq(bar).getFirstByClass(progressBarSelector);
+ }
+
+ if (bar) {
+ qq(bar).css({width: percent + "%"});
+ bar.setAttribute("aria-valuenow", percent);
+ }
+ },
+
+ show = function(el) {
+ el && qq(el).removeClass(options.classes.hide);
+ },
+
+ useCachedPreview = function(targetThumbnailId, cachedThumbnailId) {
+ var targetThumbnail = getThumbnail(targetThumbnailId),
+ cachedThumbnail = getThumbnail(cachedThumbnailId);
+
+ log(qq.format("ID {} is the same file as ID {}. Will use generated thumbnail from ID {} instead.", targetThumbnailId, cachedThumbnailId, cachedThumbnailId));
+
+ // Generation of the related thumbnail may still be in progress, so, wait until it is done.
+ previewGeneration[cachedThumbnailId].then(function() {
+ generatedThumbnails++;
+ previewGeneration[targetThumbnailId].success();
+ log(qq.format("Now using previously generated thumbnail created for ID {} on ID {}.", cachedThumbnailId, targetThumbnailId));
+ targetThumbnail.src = cachedThumbnail.src;
+ show(targetThumbnail);
+ },
+ function() {
+ previewGeneration[targetThumbnailId].failure();
+ if (!options.placeholders.waitUntilUpdate) {
+ maybeSetDisplayNotAvailableImg(targetThumbnailId, targetThumbnail);
+ }
+ });
+ };
+
+ qq.extend(options, spec);
+ log = options.log;
+
+ // No need to worry about conserving CPU or memory on older browsers,
+ // since there is no ability to preview, and thumbnail display is primitive and quick.
+ if (!qq.supportedFeatures.imagePreviews) {
+ options.limits.timeBetweenThumbs = 0;
+ options.limits.maxThumbs = 0;
+ }
+
+ container = options.containerEl;
+ showThumbnails = options.imageGenerator !== undefined;
+ templateHtml = parseAndGetTemplate();
+
+ cacheThumbnailPlaceholders();
+
+ qq.extend(this, {
+ render: function() {
+ log("Rendering template in DOM.");
+
+ generatedThumbnails = 0;
+
+ container.innerHTML = templateHtml.template;
+ hide(getDropProcessing());
+ this.hideTotalProgress();
+ fileList = options.fileContainerEl || getTemplateEl(container, selectorClasses.list);
+
+ log("Template rendering complete");
+ },
+
+ renderFailure: function(message) {
+ var cantRenderEl = qq.toElement(message);
+ container.innerHTML = "";
+ container.appendChild(cantRenderEl);
+ },
+
+ reset: function() {
+ this.render();
+ },
+
+ clearFiles: function() {
+ fileList.innerHTML = "";
+ },
+
+ disableCancel: function() {
+ isCancelDisabled = true;
+ },
+
+ addFile: function(id, name, prependInfo, hideForever, batch) {
+ var fileEl = qq.toElement(templateHtml.fileTemplate),
+ fileNameEl = getTemplateEl(fileEl, selectorClasses.file),
+ uploaderEl = getTemplateEl(container, selectorClasses.uploader),
+ fileContainer = batch ? fileBatch.content : fileList,
+ thumb;
+
+ if (batch) {
+ fileBatch.map[id] = fileEl;
+ }
+
+ qq(fileEl).addClass(FILE_CLASS_PREFIX + id);
+ uploaderEl.removeAttribute(DROPZPONE_TEXT_ATTR);
+
+ if (fileNameEl) {
+ qq(fileNameEl).setText(name);
+ fileNameEl.setAttribute("title", name);
+ }
+
+ fileEl.setAttribute(FILE_ID_ATTR, id);
+
+ if (prependInfo) {
+ prependFile(fileEl, prependInfo.index, fileContainer);
+ }
+ else {
+ fileContainer.appendChild(fileEl);
+ }
+
+ if (hideForever) {
+ fileEl.style.display = "none";
+ qq(fileEl).addClass(HIDDEN_FOREVER_CLASS);
+ }
+ else {
+ hide(getProgress(id));
+ hide(getSize(id));
+ hide(getDelete(id));
+ hide(getRetry(id));
+ hide(getPause(id));
+ hide(getContinue(id));
+
+ if (isCancelDisabled) {
+ this.hideCancel(id);
+ }
+
+ thumb = getThumbnail(id);
+ if (thumb && !thumb.src) {
+ cachedWaitingForThumbnailImg.then(function(waitingImg) {
+ thumb.src = waitingImg.src;
+ if (waitingImg.style.maxHeight && waitingImg.style.maxWidth) {
+ qq(thumb).css({
+ maxHeight: waitingImg.style.maxHeight,
+ maxWidth: waitingImg.style.maxWidth
+ });
+ }
+
+ show(thumb);
+ });
+ }
+ }
+ },
+
+ addFileToCache: function(id, name, prependInfo, hideForever) {
+ this.addFile(id, name, prependInfo, hideForever, true);
+ },
+
+ addCacheToDom: function() {
+ fileList.appendChild(fileBatch.content);
+ fileBatch.content = document.createDocumentFragment();
+ fileBatch.map = {};
+ },
+
+ removeFile: function(id) {
+ qq(getFile(id)).remove();
+ },
+
+ getFileId: function(el) {
+ var currentNode = el;
+
+ if (currentNode) {
+ /*jshint -W116*/
+ while (currentNode.getAttribute(FILE_ID_ATTR) == null) {
+ currentNode = currentNode.parentNode;
+ }
+
+ return parseInt(currentNode.getAttribute(FILE_ID_ATTR));
+ }
+ },
+
+ getFileList: function() {
+ return fileList;
+ },
+
+ markFilenameEditable: function(id) {
+ var filename = getFilename(id);
+
+ filename && qq(filename).addClass(options.classes.editable);
+ },
+
+ updateFilename: function(id, name) {
+ var filenameEl = getFilename(id);
+
+ if (filenameEl) {
+ qq(filenameEl).setText(name);
+ filenameEl.setAttribute("title", name);
+ }
+ },
+
+ hideFilename: function(id) {
+ hide(getFilename(id));
+ },
+
+ showFilename: function(id) {
+ show(getFilename(id));
+ },
+
+ isFileName: function(el) {
+ return qq(el).hasClass(selectorClasses.file);
+ },
+
+ getButton: function() {
+ return options.button || getTemplateEl(container, selectorClasses.button);
+ },
+
+ hideDropProcessing: function() {
+ hide(getDropProcessing());
+ },
+
+ showDropProcessing: function() {
+ show(getDropProcessing());
+ },
+
+ getDropZone: function() {
+ return getTemplateEl(container, selectorClasses.drop);
+ },
+
+ isEditFilenamePossible: function() {
+ return isEditElementsExist;
+ },
+
+ hideRetry: function(id) {
+ hide(getRetry(id));
+ },
+
+ isRetryPossible: function() {
+ return isRetryElementExist;
+ },
+
+ showRetry: function(id) {
+ show(getRetry(id));
+ },
+
+ getFileContainer: function(id) {
+ return getFile(id);
+ },
+
+ showEditIcon: function(id) {
+ var icon = getEditIcon(id);
+
+ icon && qq(icon).addClass(options.classes.editable);
+ },
+
+ isHiddenForever: function(id) {
+ return qq(getFile(id)).hasClass(HIDDEN_FOREVER_CLASS);
+ },
+
+ hideEditIcon: function(id) {
+ var icon = getEditIcon(id);
+
+ icon && qq(icon).removeClass(options.classes.editable);
+ },
+
+ isEditIcon: function(el) {
+ return qq(el).hasClass(selectorClasses.editNameIcon, true);
+ },
+
+ getEditInput: function(id) {
+ return getTemplateEl(getFile(id), selectorClasses.editFilenameInput);
+ },
+
+ isEditInput: function(el) {
+ return qq(el).hasClass(selectorClasses.editFilenameInput, true);
+ },
+
+ updateProgress: function(id, loaded, total) {
+ var bar = getProgress(id),
+ percent;
+
+ if (bar && total > 0) {
+ percent = Math.round(loaded / total * 100);
+
+ if (percent === 100) {
+ hide(bar);
+ }
+ else {
+ show(bar);
+ }
+
+ setProgressBarWidth(id, percent);
+ }
+ },
+
+ updateTotalProgress: function(loaded, total) {
+ this.updateProgress(null, loaded, total);
+ },
+
+ hideProgress: function(id) {
+ var bar = getProgress(id);
+
+ bar && hide(bar);
+ },
+
+ hideTotalProgress: function() {
+ this.hideProgress();
+ },
+
+ resetProgress: function(id) {
+ setProgressBarWidth(id, 0);
+ this.hideTotalProgress(id);
+ },
+
+ resetTotalProgress: function() {
+ this.resetProgress();
+ },
+
+ showCancel: function(id) {
+ if (!isCancelDisabled) {
+ var cancel = getCancel(id);
+
+ cancel && qq(cancel).removeClass(options.classes.hide);
+ }
+ },
+
+ hideCancel: function(id) {
+ hide(getCancel(id));
+ },
+
+ isCancel: function(el) {
+ return qq(el).hasClass(selectorClasses.cancel, true);
+ },
+
+ allowPause: function(id) {
+ show(getPause(id));
+ hide(getContinue(id));
+ },
+
+ uploadPaused: function(id) {
+ this.setStatusText(id, options.text.paused);
+ this.allowContinueButton(id);
+ hide(getSpinner(id));
+ },
+
+ hidePause: function(id) {
+ hide(getPause(id));
+ },
+
+ isPause: function(el) {
+ return qq(el).hasClass(selectorClasses.pause, true);
+ },
+
+ isContinueButton: function(el) {
+ return qq(el).hasClass(selectorClasses.continueButton, true);
+ },
+
+ allowContinueButton: function(id) {
+ show(getContinue(id));
+ hide(getPause(id));
+ },
+
+ uploadContinued: function(id) {
+ this.setStatusText(id, "");
+ this.allowPause(id);
+ show(getSpinner(id));
+ },
+
+ showDeleteButton: function(id) {
+ show(getDelete(id));
+ },
+
+ hideDeleteButton: function(id) {
+ hide(getDelete(id));
+ },
+
+ isDeleteButton: function(el) {
+ return qq(el).hasClass(selectorClasses.deleteButton, true);
+ },
+
+ isRetry: function(el) {
+ return qq(el).hasClass(selectorClasses.retry, true);
+ },
+
+ updateSize: function(id, text) {
+ var size = getSize(id);
+
+ if (size) {
+ show(size);
+ qq(size).setText(text);
+ }
+ },
+
+ setStatusText: function(id, text) {
+ var textEl = getTemplateEl(getFile(id), selectorClasses.statusText);
+
+ if (textEl) {
+ /*jshint -W116*/
+ if (text == null) {
+ qq(textEl).clearText();
+ }
+ else {
+ qq(textEl).setText(text);
+ }
+ }
+ },
+
+ hideSpinner: function(id) {
+ qq(getFile(id)).removeClass(IN_PROGRESS_CLASS);
+ hide(getSpinner(id));
+ },
+
+ showSpinner: function(id) {
+ qq(getFile(id)).addClass(IN_PROGRESS_CLASS);
+ show(getSpinner(id));
+ },
+
+ generatePreview: function(id, optFileOrBlob, customResizeFunction) {
+ if (!this.isHiddenForever(id)) {
+ thumbGenerationQueue.push({id: id, customResizeFunction: customResizeFunction, optFileOrBlob: optFileOrBlob});
+ !thumbnailQueueMonitorRunning && generateNextQueuedPreview();
+ }
+ },
+
+ updateThumbnail: function(id, thumbnailUrl, showWaitingImg, customResizeFunction) {
+ if (!this.isHiddenForever(id)) {
+ thumbGenerationQueue.push({customResizeFunction: customResizeFunction, update: true, id: id, thumbnailUrl: thumbnailUrl, showWaitingImg: showWaitingImg});
+ !thumbnailQueueMonitorRunning && generateNextQueuedPreview();
+ }
+ },
+
+ hasDialog: function(type) {
+ return qq.supportedFeatures.dialogElement && !!getDialog(type);
+ },
+
+ showDialog: function(type, message, defaultValue) {
+ var dialog = getDialog(type),
+ messageEl = getTemplateEl(dialog, selectorClasses.dialogMessage),
+ inputEl = dialog.getElementsByTagName("INPUT")[0],
+ cancelBtn = getTemplateEl(dialog, selectorClasses.dialogCancelButton),
+ okBtn = getTemplateEl(dialog, selectorClasses.dialogOkButton),
+ promise = new qq.Promise(),
+
+ closeHandler = function() {
+ cancelBtn.removeEventListener("click", cancelClickHandler);
+ okBtn && okBtn.removeEventListener("click", okClickHandler);
+ promise.failure();
+ },
+
+ cancelClickHandler = function() {
+ cancelBtn.removeEventListener("click", cancelClickHandler);
+ dialog.close();
+ },
+
+ okClickHandler = function() {
+ dialog.removeEventListener("close", closeHandler);
+ okBtn.removeEventListener("click", okClickHandler);
+ dialog.close();
+
+ promise.success(inputEl && inputEl.value);
+ };
+
+ dialog.addEventListener("close", closeHandler);
+ cancelBtn.addEventListener("click", cancelClickHandler);
+ okBtn && okBtn.addEventListener("click", okClickHandler);
+
+ if (inputEl) {
+ inputEl.value = defaultValue;
+ }
+ messageEl.textContent = message;
+
+ dialog.showModal();
+
+ return promise;
+ }
+ });
+};
+
+/*globals qq*/
+/**
+ * Upload handler used that assumes the current user agent does not have any support for the
+ * File API, and, therefore, makes use of iframes and forms to submit the files directly to
+ * a generic server.
+ *
+ * @param options Options passed from the base handler
+ * @param proxy Callbacks & methods used to query for or push out data/changes
+ */
+qq.traditional = qq.traditional || {};
+qq.traditional.FormUploadHandler = function(options, proxy) {
+ "use strict";
+
+ var handler = this,
+ getName = proxy.getName,
+ getUuid = proxy.getUuid,
+ log = proxy.log;
+
+ /**
+ * Returns json object received by iframe from server.
+ */
+ function getIframeContentJson(id, iframe) {
+ /*jshint evil: true*/
+
+ var response, doc, innerHtml;
+
+ //IE may throw an "access is denied" error when attempting to access contentDocument on the iframe in some cases
+ try {
+ // iframe.contentWindow.document - for IE<7
+ doc = iframe.contentDocument || iframe.contentWindow.document;
+ innerHtml = doc.body.innerHTML;
+
+ log("converting iframe's innerHTML to JSON");
+ log("innerHTML = " + innerHtml);
+ //plain text response may be wrapped in <pre> tag
+ if (innerHtml && innerHtml.match(/^<pre/i)) {
+ innerHtml = doc.body.firstChild.firstChild.nodeValue;
+ }
+
+ response = handler._parseJsonResponse(innerHtml);
+ }
+ catch (error) {
+ log("Error when attempting to parse form upload response (" + error.message + ")", "error");
+ response = {success: false};
+ }
+
+ return response;
+ }
+
+ /**
+ * Creates form, that will be submitted to iframe
+ */
+ function createForm(id, iframe) {
+ var params = options.paramsStore.get(id),
+ method = options.method.toLowerCase() === "get" ? "GET" : "POST",
+ endpoint = options.endpointStore.get(id),
+ name = getName(id);
+
+ params[options.uuidName] = getUuid(id);
+ params[options.filenameParam] = name;
+
+ return handler._initFormForUpload({
+ method: method,
+ endpoint: endpoint,
+ params: params,
+ paramsInBody: options.paramsInBody,
+ targetName: iframe.name
+ });
+ }
+
+ this.uploadFile = function(id) {
+ var input = handler.getInput(id),
+ iframe = handler._createIframe(id),
+ promise = new qq.Promise(),
+ form;
+
+ form = createForm(id, iframe);
+ form.appendChild(input);
+
+ handler._attachLoadEvent(iframe, function(responseFromMessage) {
+ log("iframe loaded");
+
+ var response = responseFromMessage ? responseFromMessage : getIframeContentJson(id, iframe);
+
+ handler._detachLoadEvent(id);
+
+ //we can't remove an iframe if the iframe doesn't belong to the same domain
+ if (!options.cors.expected) {
+ qq(iframe).remove();
+ }
+
+ if (response.success) {
+ promise.success(response);
+ }
+ else {
+ promise.failure(response);
+ }
+ });
+
+ log("Sending upload request for " + id);
+ form.submit();
+ qq(form).remove();
+
+ return promise;
+ };
+
+ qq.extend(this, new qq.FormUploadHandler({
+ options: {
+ isCors: options.cors.expected,
+ inputName: options.inputName
+ },
+
+ proxy: {
+ onCancel: options.onCancel,
+ getName: getName,
+ getUuid: getUuid,
+ log: log
+ }
+ }));
+};
+
+/*globals qq*/
+/**
+ * Upload handler used to upload to traditional endpoints. It depends on File API support, and, therefore,
+ * makes use of `XMLHttpRequest` level 2 to upload `File`s and `Blob`s to a generic server.
+ *
+ * @param spec Options passed from the base handler
+ * @param proxy Callbacks & methods used to query for or push out data/changes
+ */
+qq.traditional = qq.traditional || {};
+qq.traditional.XhrUploadHandler = function(spec, proxy) {
+ "use strict";
+
+ var handler = this,
+ getName = proxy.getName,
+ getSize = proxy.getSize,
+ getUuid = proxy.getUuid,
+ log = proxy.log,
+ multipart = spec.forceMultipart || spec.paramsInBody,
+
+ addChunkingSpecificParams = function(id, params, chunkData) {
+ var size = getSize(id),
+ name = getName(id);
+
+ params[spec.chunking.paramNames.partIndex] = chunkData.part;
+ params[spec.chunking.paramNames.partByteOffset] = chunkData.start;
+ params[spec.chunking.paramNames.chunkSize] = chunkData.size;
+ params[spec.chunking.paramNames.totalParts] = chunkData.count;
+ params[spec.totalFileSizeName] = size;
+
+ /**
+ * When a Blob is sent in a multipart request, the filename value in the content-disposition header is either "blob"
+ * or an empty string. So, we will need to include the actual file name as a param in this case.
+ */
+ if (multipart) {
+ params[spec.filenameParam] = name;
+ }
+ },
+
+ allChunksDoneRequester = new qq.traditional.AllChunksDoneAjaxRequester({
+ cors: spec.cors,
+ endpoint: spec.chunking.success.endpoint,
+ log: log
+ }),
+
+ createReadyStateChangedHandler = function(id, xhr) {
+ var promise = new qq.Promise();
+
+ xhr.onreadystatechange = function() {
+ if (xhr.readyState === 4) {
+ var result = onUploadOrChunkComplete(id, xhr);
+
+ if (result.success) {
+ promise.success(result.response, xhr);
+ }
+ else {
+ promise.failure(result.response, xhr);
+ }
+ }
+ };
+
+ return promise;
+ },
+
+ getChunksCompleteParams = function(id) {
+ var params = spec.paramsStore.get(id),
+ name = getName(id),
+ size = getSize(id);
+
+ params[spec.uuidName] = getUuid(id);
+ params[spec.filenameParam] = name;
+ params[spec.totalFileSizeName] = size;
+ params[spec.chunking.paramNames.totalParts] = handler._getTotalChunks(id);
+
+ return params;
+ },
+
+ isErrorUploadResponse = function(xhr, response) {
+ return qq.indexOf([200, 201, 202, 203, 204], xhr.status) < 0 ||
+ !response.success ||
+ response.reset;
+ },
+
+ onUploadOrChunkComplete = function(id, xhr) {
+ var response;
+
+ log("xhr - server response received for " + id);
+ log("responseText = " + xhr.responseText);
+
+ response = parseResponse(true, xhr);
+
+ return {
+ success: !isErrorUploadResponse(xhr, response),
+ response: response
+ };
+ },
+
+ // If this is an upload response, we require a JSON payload, otherwise, it is optional.
+ parseResponse = function(upload, xhr) {
+ var response = {};
+
+ try {
+ log(qq.format("Received response status {} with body: {}", xhr.status, xhr.responseText));
+ response = qq.parseJson(xhr.responseText);
+ }
+ catch (error) {
+ upload && log("Error when attempting to parse xhr response text (" + error.message + ")", "error");
+ }
+
+ return response;
+ },
+
+ sendChunksCompleteRequest = function(id) {
+ var promise = new qq.Promise();
+
+ allChunksDoneRequester.complete(
+ id,
+ handler._createXhr(id),
+ getChunksCompleteParams(id),
+ spec.customHeaders.get(id)
+ )
+ .then(function(xhr) {
+ promise.success(parseResponse(false, xhr), xhr);
+ }, function(xhr) {
+ promise.failure(parseResponse(false, xhr), xhr);
+ });
+
+ return promise;
+ },
+
+ setParamsAndGetEntityToSend = function(params, xhr, fileOrBlob, id) {
+ var formData = new FormData(),
+ method = spec.method,
+ endpoint = spec.endpointStore.get(id),
+ name = getName(id),
+ size = getSize(id);
+
+ params[spec.uuidName] = getUuid(id);
+ params[spec.filenameParam] = name;
+
+ if (multipart) {
+ params[spec.totalFileSizeName] = size;
+ }
+
+ //build query string
+ if (!spec.paramsInBody) {
+ if (!multipart) {
+ params[spec.inputName] = name;
+ }
+ endpoint = qq.obj2url(params, endpoint);
+ }
+
+ xhr.open(method, endpoint, true);
+
+ if (spec.cors.expected && spec.cors.sendCredentials) {
+ xhr.withCredentials = true;
+ }
+
+ if (multipart) {
+ if (spec.paramsInBody) {
+ qq.obj2FormData(params, formData);
+ }
+
+ formData.append(spec.inputName, fileOrBlob);
+ return formData;
+ }
+
+ return fileOrBlob;
+ },
+
+ setUploadHeaders = function(id, xhr) {
+ var extraHeaders = spec.customHeaders.get(id),
+ fileOrBlob = handler.getFile(id);
+
+ xhr.setRequestHeader("Accept", "application/json");
+ xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest");
+ xhr.setRequestHeader("Cache-Control", "no-cache");
+
+ if (!multipart) {
+ xhr.setRequestHeader("Content-Type", "application/octet-stream");
+ //NOTE: return mime type in xhr works on chrome 16.0.9 firefox 11.0a2
+ xhr.setRequestHeader("X-Mime-Type", fileOrBlob.type);
+ }
+
+ qq.each(extraHeaders, function(name, val) {
+ xhr.setRequestHeader(name, val);
+ });
+ };
+
+ qq.extend(this, {
+ uploadChunk: function(id, chunkIdx, resuming) {
+ var chunkData = handler._getChunkData(id, chunkIdx),
+ xhr = handler._createXhr(id, chunkIdx),
+ size = getSize(id),
+ promise, toSend, params;
+
+ promise = createReadyStateChangedHandler(id, xhr);
+ handler._registerProgressHandler(id, chunkIdx, chunkData.size);
+ params = spec.paramsStore.get(id);
+ addChunkingSpecificParams(id, params, chunkData);
+
+ if (resuming) {
+ params[spec.resume.paramNames.resuming] = true;
+ }
+
+ toSend = setParamsAndGetEntityToSend(params, xhr, chunkData.blob, id);
+ setUploadHeaders(id, xhr);
+ xhr.send(toSend);
+
+ return promise;
+ },
+
+ uploadFile: function(id) {
+ var fileOrBlob = handler.getFile(id),
+ promise, xhr, params, toSend;
+
+ xhr = handler._createXhr(id);
+ handler._registerProgressHandler(id);
+ promise = createReadyStateChangedHandler(id, xhr);
+ params = spec.paramsStore.get(id);
+ toSend = setParamsAndGetEntityToSend(params, xhr, fileOrBlob, id);
+ setUploadHeaders(id, xhr);
+ xhr.send(toSend);
+
+ return promise;
+ }
+ });
+
+ qq.extend(this, new qq.XhrUploadHandler({
+ options: qq.extend({namespace: "traditional"}, spec),
+ proxy: qq.extend({getEndpoint: spec.endpointStore.get}, proxy)
+ }));
+
+ qq.override(this, function(super_) {
+ return {
+ finalizeChunks: function(id) {
+ if (spec.chunking.success.endpoint) {
+ return sendChunksCompleteRequest(id);
+ }
+ else {
+ return super_.finalizeChunks(id, qq.bind(parseResponse, this, true));
+ }
+ }
+ };
+ });
+};
+
+/*globals qq*/
+/**
+ * Ajax requester used to send a POST to a traditional endpoint once all chunks for a specific file have uploaded
+ * successfully.
+ *
+ * @param o Options from the caller - will override the defaults.
+ * @constructor
+ */
+qq.traditional.AllChunksDoneAjaxRequester = function(o) {
+ "use strict";
+
+ var requester,
+ method = "POST",
+ options = {
+ cors: {
+ allowXdr: false,
+ expected: false,
+ sendCredentials: false
+ },
+ endpoint: null,
+ log: function(str, level) {}
+ },
+ promises = {},
+ endpointHandler = {
+ get: function(id) {
+ return options.endpoint;
+ }
+ };
+
+ qq.extend(options, o);
+
+ requester = qq.extend(this, new qq.AjaxRequester({
+ acceptHeader: "application/json",
+ validMethods: [method],
+ method: method,
+ endpointStore: endpointHandler,
+ allowXRequestedWithAndCacheControl: false,
+ cors: options.cors,
+ log: options.log,
+ onComplete: function(id, xhr, isError) {
+ var promise = promises[id];
+
+ delete promises[id];
+
+ if (isError) {
+ promise.failure(xhr);
+ }
+ else {
+ promise.success(xhr);
+ }
+ }
+ }));
+
+ qq.extend(this, {
+ complete: function(id, xhr, params, headers) {
+ var promise = new qq.Promise();
+
+ options.log("Submitting All Chunks Done request for " + id);
+
+ promises[id] = promise;
+
+ requester.initTransport(id)
+ .withParams(params)
+ .withHeaders(headers)
+ .send(xhr);
+
+ return promise;
+ }
+ });
+};
+
+/*globals qq*/
+qq.PasteSupport = function(o) {
+ "use strict";
+
+ var options, detachPasteHandler;
+
+ options = {
+ targetElement: null,
+ callbacks: {
+ log: function(message, level) {},
+ pasteReceived: function(blob) {}
+ }
+ };
+
+ function isImage(item) {
+ return item.type &&
+ item.type.indexOf("image/") === 0;
+ }
+
+ function registerPasteHandler() {
+ detachPasteHandler = qq(options.targetElement).attach("paste", function(event) {
+ var clipboardData = event.clipboardData;
+
+ if (clipboardData) {
+ qq.each(clipboardData.items, function(idx, item) {
+ if (isImage(item)) {
+ var blob = item.getAsFile();
+ options.callbacks.pasteReceived(blob);
+ }
+ });
+ }
+ });
+ }
+
+ function unregisterPasteHandler() {
+ if (detachPasteHandler) {
+ detachPasteHandler();
+ }
+ }
+
+ qq.extend(options, o);
+ registerPasteHandler();
+
+ qq.extend(this, {
+ reset: function() {
+ unregisterPasteHandler();
+ }
+ });
+};
+
+/*globals qq, document, CustomEvent*/
+qq.DragAndDrop = function(o) {
+ "use strict";
+
+ var options,
+ HIDE_ZONES_EVENT_NAME = "qq-hidezones",
+ HIDE_BEFORE_ENTER_ATTR = "qq-hide-dropzone",
+ uploadDropZones = [],
+ droppedFiles = [],
+ disposeSupport = new qq.DisposeSupport();
+
+ options = {
+ dropZoneElements: [],
+ allowMultipleItems: true,
+ classes: {
+ dropActive: null
+ },
+ callbacks: new qq.DragAndDrop.callbacks()
+ };
+
+ qq.extend(options, o, true);
+
+ function uploadDroppedFiles(files, uploadDropZone) {
+ // We need to convert the `FileList` to an actual `Array` to avoid iteration issues
+ var filesAsArray = Array.prototype.slice.call(files);
+
+ options.callbacks.dropLog("Grabbed " + files.length + " dropped files.");
+ uploadDropZone.dropDisabled(false);
+ options.callbacks.processingDroppedFilesComplete(filesAsArray, uploadDropZone.getElement());
+ }
+
+ function traverseFileTree(entry) {
+ var parseEntryPromise = new qq.Promise();
+
+ if (entry.isFile) {
+ entry.file(function(file) {
+ var name = entry.name,
+ fullPath = entry.fullPath,
+ indexOfNameInFullPath = fullPath.indexOf(name);
+
+ // remove file name from full path string
+ fullPath = fullPath.substr(0, indexOfNameInFullPath);
+
+ // remove leading slash in full path string
+ if (fullPath.charAt(0) === "/") {
+ fullPath = fullPath.substr(1);
+ }
+
+ file.qqPath = fullPath;
+ droppedFiles.push(file);
+ parseEntryPromise.success();
+ },
+ function(fileError) {
+ options.callbacks.dropLog("Problem parsing '" + entry.fullPath + "'. FileError code " + fileError.code + ".", "error");
+ parseEntryPromise.failure();
+ });
+ }
+ else if (entry.isDirectory) {
+ getFilesInDirectory(entry).then(
+ function allEntriesRead(entries) {
+ var entriesLeft = entries.length;
+
+ qq.each(entries, function(idx, entry) {
+ traverseFileTree(entry).done(function() {
+ entriesLeft -= 1;
+
+ if (entriesLeft === 0) {
+ parseEntryPromise.success();
+ }
+ });
+ });
+
+ if (!entries.length) {
+ parseEntryPromise.success();
+ }
+ },
+
+ function readFailure(fileError) {
+ options.callbacks.dropLog("Problem parsing '" + entry.fullPath + "'. FileError code " + fileError.code + ".", "error");
+ parseEntryPromise.failure();
+ }
+ );
+ }
+
+ return parseEntryPromise;
+ }
+
+ // Promissory. Guaranteed to read all files in the root of the passed directory.
+ function getFilesInDirectory(entry, reader, accumEntries, existingPromise) {
+ var promise = existingPromise || new qq.Promise(),
+ dirReader = reader || entry.createReader();
+
+ dirReader.readEntries(
+ function readSuccess(entries) {
+ var newEntries = accumEntries ? accumEntries.concat(entries) : entries;
+
+ if (entries.length) {
+ setTimeout(function() { // prevent stack overflow, however unlikely
+ getFilesInDirectory(entry, dirReader, newEntries, promise);
+ }, 0);
+ }
+ else {
+ promise.success(newEntries);
+ }
+ },
+
+ promise.failure
+ );
+
+ return promise;
+ }
+
+ function handleDataTransfer(dataTransfer, uploadDropZone) {
+ var pendingFolderPromises = [],
+ handleDataTransferPromise = new qq.Promise();
+
+ options.callbacks.processingDroppedFiles();
+ uploadDropZone.dropDisabled(true);
+
+ if (dataTransfer.files.length > 1 && !options.allowMultipleItems) {
+ options.callbacks.processingDroppedFilesComplete([]);
+ options.callbacks.dropError("tooManyFilesError", "");
+ uploadDropZone.dropDisabled(false);
+ handleDataTransferPromise.failure();
+ }
+ else {
+ droppedFiles = [];
+
+ if (qq.isFolderDropSupported(dataTransfer)) {
+ qq.each(dataTransfer.items, function(idx, item) {
+ var entry = item.webkitGetAsEntry();
+
+ if (entry) {
+ //due to a bug in Chrome's File System API impl - #149735
+ if (entry.isFile) {
+ droppedFiles.push(item.getAsFile());
+ }
+
+ else {
+ pendingFolderPromises.push(traverseFileTree(entry).done(function() {
+ pendingFolderPromises.pop();
+ if (pendingFolderPromises.length === 0) {
+ handleDataTransferPromise.success();
+ }
+ }));
+ }
+ }
+ });
+ }
+ else {
+ droppedFiles = dataTransfer.files;
+ }
+
+ if (pendingFolderPromises.length === 0) {
+ handleDataTransferPromise.success();
+ }
+ }
+
+ return handleDataTransferPromise;
+ }
+
+ function setupDropzone(dropArea) {
+ var dropZone = new qq.UploadDropZone({
+ HIDE_ZONES_EVENT_NAME: HIDE_ZONES_EVENT_NAME,
+ element: dropArea,
+ onEnter: function(e) {
+ qq(dropArea).addClass(options.classes.dropActive);
+ e.stopPropagation();
+ },
+ onLeaveNotDescendants: function(e) {
+ qq(dropArea).removeClass(options.classes.dropActive);
+ },
+ onDrop: function(e) {
+ handleDataTransfer(e.dataTransfer, dropZone).then(
+ function() {
+ uploadDroppedFiles(droppedFiles, dropZone);
+ },
+ function() {
+ options.callbacks.dropLog("Drop event DataTransfer parsing failed. No files will be uploaded.", "error");
+ }
+ );
+ }
+ });
+
+ disposeSupport.addDisposer(function() {
+ dropZone.dispose();
+ });
+
+ qq(dropArea).hasAttribute(HIDE_BEFORE_ENTER_ATTR) && qq(dropArea).hide();
+
+ uploadDropZones.push(dropZone);
+
+ return dropZone;
+ }
+
+ function isFileDrag(dragEvent) {
+ var fileDrag;
+
+ qq.each(dragEvent.dataTransfer.types, function(key, val) {
+ if (val === "Files") {
+ fileDrag = true;
+ return false;
+ }
+ });
+
+ return fileDrag;
+ }
+
+ // Attempt to determine when the file has left the document. It is not always possible to detect this
+ // in all cases, but it is generally possible in all browsers, with a few exceptions.
+ //
+ // Exceptions:
+ // * IE10+ & Safari: We can't detect a file leaving the document if the Explorer window housing the file
+ // overlays the browser window.
+ // * IE10+: If the file is dragged out of the window too quickly, IE does not set the expected values of the
+ // event's X & Y properties.
+ function leavingDocumentOut(e) {
+ if (qq.firefox()) {
+ return !e.relatedTarget;
+ }
+
+ if (qq.safari()) {
+ return e.x < 0 || e.y < 0;
+ }
+
+ return e.x === 0 && e.y === 0;
+ }
+
+ function setupDragDrop() {
+ var dropZones = options.dropZoneElements,
+
+ maybeHideDropZones = function() {
+ setTimeout(function() {
+ qq.each(dropZones, function(idx, dropZone) {
+ qq(dropZone).hasAttribute(HIDE_BEFORE_ENTER_ATTR) && qq(dropZone).hide();
+ qq(dropZone).removeClass(options.classes.dropActive);
+ });
+ }, 10);
+ };
+
+ qq.each(dropZones, function(idx, dropZone) {
+ var uploadDropZone = setupDropzone(dropZone);
+
+ // IE <= 9 does not support the File API used for drag+drop uploads
+ if (dropZones.length && qq.supportedFeatures.fileDrop) {
+ disposeSupport.attach(document, "dragenter", function(e) {
+ if (!uploadDropZone.dropDisabled() && isFileDrag(e)) {
+ qq.each(dropZones, function(idx, dropZone) {
+ // We can't apply styles to non-HTMLElements, since they lack the `style` property.
+ // Also, if the drop zone isn't initially hidden, let's not mess with `style.display`.
+ if (dropZone instanceof HTMLElement &&
+ qq(dropZone).hasAttribute(HIDE_BEFORE_ENTER_ATTR)) {
+
+ qq(dropZone).css({display: "block"});
+ }
+ });
+ }
+ });
+ }
+ });
+
+ disposeSupport.attach(document, "dragleave", function(e) {
+ if (leavingDocumentOut(e)) {
+ maybeHideDropZones();
+ }
+ });
+
+ // Just in case we were not able to detect when a dragged file has left the document,
+ // hide all relevant drop zones the next time the mouse enters the document.
+ // Note that mouse events such as this one are not fired during drag operations.
+ disposeSupport.attach(qq(document).children()[0], "mouseenter", function(e) {
+ maybeHideDropZones();
+ });
+
+ disposeSupport.attach(document, "drop", function(e) {
+ e.preventDefault();
+ maybeHideDropZones();
+ });
+
+ disposeSupport.attach(document, HIDE_ZONES_EVENT_NAME, maybeHideDropZones);
+ }
+
+ setupDragDrop();
+
+ qq.extend(this, {
+ setupExtraDropzone: function(element) {
+ options.dropZoneElements.push(element);
+ setupDropzone(element);
+ },
+
+ removeDropzone: function(element) {
+ var i,
+ dzs = options.dropZoneElements;
+
+ for (i in dzs) {
+ if (dzs[i] === element) {
+ return dzs.splice(i, 1);
+ }
+ }
+ },
+
+ dispose: function() {
+ disposeSupport.dispose();
+ qq.each(uploadDropZones, function(idx, dropZone) {
+ dropZone.dispose();
+ });
+ }
+ });
+};
+
+qq.DragAndDrop.callbacks = function() {
+ "use strict";
+
+ return {
+ processingDroppedFiles: function() {},
+ processingDroppedFilesComplete: function(files, targetEl) {},
+ dropError: function(code, errorSpecifics) {
+ qq.log("Drag & drop error code '" + code + " with these specifics: '" + errorSpecifics + "'", "error");
+ },
+ dropLog: function(message, level) {
+ qq.log(message, level);
+ }
+ };
+};
+
+qq.UploadDropZone = function(o) {
+ "use strict";
+
+ var disposeSupport = new qq.DisposeSupport(),
+ options, element, preventDrop, dropOutsideDisabled;
+
+ options = {
+ element: null,
+ onEnter: function(e) {},
+ onLeave: function(e) {},
+ // is not fired when leaving element by hovering descendants
+ onLeaveNotDescendants: function(e) {},
+ onDrop: function(e) {}
+ };
+
+ qq.extend(options, o);
+ element = options.element;
+
+ function dragoverShouldBeCanceled() {
+ return qq.safari() || (qq.firefox() && qq.windows());
+ }
+
+ function disableDropOutside(e) {
+ // run only once for all instances
+ if (!dropOutsideDisabled) {
+
+ // for these cases we need to catch onDrop to reset dropArea
+ if (dragoverShouldBeCanceled) {
+ disposeSupport.attach(document, "dragover", function(e) {
+ e.preventDefault();
+ });
+ } else {
+ disposeSupport.attach(document, "dragover", function(e) {
+ if (e.dataTransfer) {
+ e.dataTransfer.dropEffect = "none";
+ e.preventDefault();
+ }
+ });
+ }
+
+ dropOutsideDisabled = true;
+ }
+ }
+
+ function isValidFileDrag(e) {
+ // e.dataTransfer currently causing IE errors
+ // IE9 does NOT support file API, so drag-and-drop is not possible
+ if (!qq.supportedFeatures.fileDrop) {
+ return false;
+ }
+
+ var effectTest, dt = e.dataTransfer,
+ // do not check dt.types.contains in webkit, because it crashes safari 4
+ isSafari = qq.safari();
+
+ // dt.effectAllowed is none in Safari 5
+ // dt.types.contains check is for firefox
+
+ // dt.effectAllowed crashes IE 11 & 10 when files have been dragged from
+ // the filesystem
+ effectTest = qq.ie() && qq.supportedFeatures.fileDrop ? true : dt.effectAllowed !== "none";
+ return dt && effectTest && (dt.files || (!isSafari && dt.types.contains && dt.types.contains("Files")));
+ }
+
+ function isOrSetDropDisabled(isDisabled) {
+ if (isDisabled !== undefined) {
+ preventDrop = isDisabled;
+ }
+ return preventDrop;
+ }
+
+ function triggerHidezonesEvent() {
+ var hideZonesEvent;
+
+ function triggerUsingOldApi() {
+ hideZonesEvent = document.createEvent("Event");
+ hideZonesEvent.initEvent(options.HIDE_ZONES_EVENT_NAME, true, true);
+ }
+
+ if (window.CustomEvent) {
+ try {
+ hideZonesEvent = new CustomEvent(options.HIDE_ZONES_EVENT_NAME);
+ }
+ catch (err) {
+ triggerUsingOldApi();
+ }
+ }
+ else {
+ triggerUsingOldApi();
+ }
+
+ document.dispatchEvent(hideZonesEvent);
+ }
+
+ function attachEvents() {
+ disposeSupport.attach(element, "dragover", function(e) {
+ if (!isValidFileDrag(e)) {
+ return;
+ }
+
+ // dt.effectAllowed crashes IE 11 & 10 when files have been dragged from
+ // the filesystem
+ var effect = qq.ie() && qq.supportedFeatures.fileDrop ? null : e.dataTransfer.effectAllowed;
+ if (effect === "move" || effect === "linkMove") {
+ e.dataTransfer.dropEffect = "move"; // for FF (only move allowed)
+ } else {
+ e.dataTransfer.dropEffect = "copy"; // for Chrome
+ }
+
+ e.stopPropagation();
+ e.preventDefault();
+ });
+
+ disposeSupport.attach(element, "dragenter", function(e) {
+ if (!isOrSetDropDisabled()) {
+ if (!isValidFileDrag(e)) {
+ return;
+ }
+ options.onEnter(e);
+ }
+ });
+
+ disposeSupport.attach(element, "dragleave", function(e) {
+ if (!isValidFileDrag(e)) {
+ return;
+ }
+
+ options.onLeave(e);
+
+ var relatedTarget = document.elementFromPoint(e.clientX, e.clientY);
+ // do not fire when moving a mouse over a descendant
+ if (qq(this).contains(relatedTarget)) {
+ return;
+ }
+
+ options.onLeaveNotDescendants(e);
+ });
+
+ disposeSupport.attach(element, "drop", function(e) {
+ if (!isOrSetDropDisabled()) {
+ if (!isValidFileDrag(e)) {
+ return;
+ }
+
+ e.preventDefault();
+ e.stopPropagation();
+ options.onDrop(e);
+
+ triggerHidezonesEvent();
+ }
+ });
+ }
+
+ disableDropOutside();
+ attachEvents();
+
+ qq.extend(this, {
+ dropDisabled: function(isDisabled) {
+ return isOrSetDropDisabled(isDisabled);
+ },
+
+ dispose: function() {
+ disposeSupport.dispose();
+ },
+
+ getElement: function() {
+ return element;
+ }
+ });
+};
+
+/*globals qq, XMLHttpRequest*/
+qq.DeleteFileAjaxRequester = function(o) {
+ "use strict";
+
+ var requester,
+ options = {
+ method: "DELETE",
+ uuidParamName: "qquuid",
+ endpointStore: {},
+ maxConnections: 3,
+ customHeaders: function(id) {return {};},
+ paramsStore: {},
+ cors: {
+ expected: false,
+ sendCredentials: false
+ },
+ log: function(str, level) {},
+ onDelete: function(id) {},
+ onDeleteComplete: function(id, xhrOrXdr, isError) {}
+ };
+
+ qq.extend(options, o);
+
+ function getMandatedParams() {
+ if (options.method.toUpperCase() === "POST") {
+ return {
+ _method: "DELETE"
+ };
+ }
+
+ return {};
+ }
+
+ requester = qq.extend(this, new qq.AjaxRequester({
+ acceptHeader: "application/json",
+ validMethods: ["POST", "DELETE"],
+ method: options.method,
+ endpointStore: options.endpointStore,
+ paramsStore: options.paramsStore,
+ mandatedParams: getMandatedParams(),
+ maxConnections: options.maxConnections,
+ customHeaders: function(id) {
+ return options.customHeaders.get(id);
+ },
+ log: options.log,
+ onSend: options.onDelete,
+ onComplete: options.onDeleteComplete,
+ cors: options.cors
+ }));
+
+ qq.extend(this, {
+ sendDelete: function(id, uuid, additionalMandatedParams) {
+ var additionalOptions = additionalMandatedParams || {};
+
+ options.log("Submitting delete file request for " + id);
+
+ if (options.method === "DELETE") {
+ requester.initTransport(id)
+ .withPath(uuid)
+ .withParams(additionalOptions)
+ .send();
+ }
+ else {
+ additionalOptions[options.uuidParamName] = uuid;
+ requester.initTransport(id)
+ .withParams(additionalOptions)
+ .send();
+ }
+ }
+ });
+};
+
+/*global qq, define */
+/*jshint strict:false,bitwise:false,nonew:false,asi:true,-W064,-W116,-W089 */
+/**
+ * Mega pixel image rendering library for iOS6+
+ *
+ * Fixes iOS6+'s image file rendering issue for large size image (over mega-pixel),
+ * which causes unexpected subsampling when drawing it in canvas.
+ * By using this library, you can safely render the image with proper stretching.
+ *
+ * Copyright (c) 2012 Shinichi Tomita <shinichi.tomita@gmail.com>
+ * Released under the MIT license
+ *
+ * Heavily modified by Widen for Fine Uploader
+ */
+(function() {
+
+ /**
+ * Detect subsampling in loaded image.
+ * In iOS, larger images than 2M pixels may be subsampled in rendering.
+ */
+ function detectSubsampling(img) {
+ var iw = img.naturalWidth,
+ ih = img.naturalHeight,
+ canvas = document.createElement("canvas"),
+ ctx;
+
+ if (iw * ih > 1024 * 1024) { // subsampling may happen over megapixel image
+ canvas.width = canvas.height = 1;
+ ctx = canvas.getContext("2d");
+ ctx.drawImage(img, -iw + 1, 0);
+ // subsampled image becomes half smaller in rendering size.
+ // check alpha channel value to confirm image is covering edge pixel or not.
+ // if alpha value is 0 image is not covering, hence subsampled.
+ return ctx.getImageData(0, 0, 1, 1).data[3] === 0;
+ } else {
+ return false;
+ }
+ }
+
+ /**
+ * Detecting vertical squash in loaded image.
+ * Fixes a bug which squash image vertically while drawing into canvas for some images.
+ */
+ function detectVerticalSquash(img, iw, ih) {
+ var canvas = document.createElement("canvas"),
+ sy = 0,
+ ey = ih,
+ py = ih,
+ ctx, data, alpha, ratio;
+
+ canvas.width = 1;
+ canvas.height = ih;
+ ctx = canvas.getContext("2d");
+ ctx.drawImage(img, 0, 0);
+ data = ctx.getImageData(0, 0, 1, ih).data;
+
+ // search image edge pixel position in case it is squashed vertically.
+ while (py > sy) {
+ alpha = data[(py - 1) * 4 + 3];
+ if (alpha === 0) {
+ ey = py;
+ } else {
+ sy = py;
+ }
+ py = (ey + sy) >> 1;
+ }
+
+ ratio = (py / ih);
+ return (ratio === 0) ? 1 : ratio;
+ }
+
+ /**
+ * Rendering image element (with resizing) and get its data URL
+ */
+ function renderImageToDataURL(img, blob, options, doSquash) {
+ var canvas = document.createElement("canvas"),
+ mime = options.mime || "image/jpeg",
+ promise = new qq.Promise();
+
+ renderImageToCanvas(img, blob, canvas, options, doSquash)
+ .then(function() {
+ promise.success(
+ canvas.toDataURL(mime, options.quality || 0.8)
+ );
+ })
+
+ return promise;
+ }
+
+ function maybeCalculateDownsampledDimensions(spec) {
+ var maxPixels = 5241000; //iOS specific value
+
+ if (!qq.ios()) {
+ throw new qq.Error("Downsampled dimensions can only be reliably calculated for iOS!");
+ }
+
+ if (spec.origHeight * spec.origWidth > maxPixels) {
+ return {
+ newHeight: Math.round(Math.sqrt(maxPixels * (spec.origHeight / spec.origWidth))),
+ newWidth: Math.round(Math.sqrt(maxPixels * (spec.origWidth / spec.origHeight)))
+ }
+ }
+ }
+
+ /**
+ * Rendering image element (with resizing) into the canvas element
+ */
+ function renderImageToCanvas(img, blob, canvas, options, doSquash) {
+ var iw = img.naturalWidth,
+ ih = img.naturalHeight,
+ width = options.width,
+ height = options.height,
+ ctx = canvas.getContext("2d"),
+ promise = new qq.Promise(),
+ modifiedDimensions;
+
+ ctx.save();
+
+ if (options.resize) {
+ return renderImageToCanvasWithCustomResizer({
+ blob: blob,
+ canvas: canvas,
+ image: img,
+ imageHeight: ih,
+ imageWidth: iw,
+ orientation: options.orientation,
+ resize: options.resize,
+ targetHeight: height,
+ targetWidth: width
+ })
+ }
+
+ if (!qq.supportedFeatures.unlimitedScaledImageSize) {
+ modifiedDimensions = maybeCalculateDownsampledDimensions({
+ origWidth: width,
+ origHeight: height
+ });
+
+ if (modifiedDimensions) {
+ qq.log(qq.format("Had to reduce dimensions due to device limitations from {}w / {}h to {}w / {}h",
+ width, height, modifiedDimensions.newWidth, modifiedDimensions.newHeight),
+ "warn");
+
+ width = modifiedDimensions.newWidth;
+ height = modifiedDimensions.newHeight;
+ }
+ }
+
+ transformCoordinate(canvas, width, height, options.orientation);
+
+ // Fine Uploader specific: Save some CPU cycles if not using iOS
+ // Assumption: This logic is only needed to overcome iOS image sampling issues
+ if (qq.ios()) {
+ (function() {
+ if (detectSubsampling(img)) {
+ iw /= 2;
+ ih /= 2;
+ }
+
+ var d = 1024, // size of tiling canvas
+ tmpCanvas = document.createElement("canvas"),
+ vertSquashRatio = doSquash ? detectVerticalSquash(img, iw, ih) : 1,
+ dw = Math.ceil(d * width / iw),
+ dh = Math.ceil(d * height / ih / vertSquashRatio),
+ sy = 0,
+ dy = 0,
+ tmpCtx, sx, dx;
+
+ tmpCanvas.width = tmpCanvas.height = d;
+ tmpCtx = tmpCanvas.getContext("2d");
+
+ while (sy < ih) {
+ sx = 0;
+ dx = 0;
+ while (sx < iw) {
+ tmpCtx.clearRect(0, 0, d, d);
+ tmpCtx.drawImage(img, -sx, -sy);
+ ctx.drawImage(tmpCanvas, 0, 0, d, d, dx, dy, dw, dh);
+ sx += d;
+ dx += dw;
+ }
+ sy += d;
+ dy += dh;
+ }
+ ctx.restore();
+ tmpCanvas = tmpCtx = null;
+ }())
+ }
+ else {
+ ctx.drawImage(img, 0, 0, width, height);
+ }
+
+ canvas.qqImageRendered && canvas.qqImageRendered();
+ promise.success();
+
+ return promise;
+ }
+
+ function renderImageToCanvasWithCustomResizer(resizeInfo) {
+ var blob = resizeInfo.blob,
+ image = resizeInfo.image,
+ imageHeight = resizeInfo.imageHeight,
+ imageWidth = resizeInfo.imageWidth,
+ orientation = resizeInfo.orientation,
+ promise = new qq.Promise(),
+ resize = resizeInfo.resize,
+ sourceCanvas = document.createElement("canvas"),
+ sourceCanvasContext = sourceCanvas.getContext("2d"),
+ targetCanvas = resizeInfo.canvas,
+ targetHeight = resizeInfo.targetHeight,
+ targetWidth = resizeInfo.targetWidth;
+
+ transformCoordinate(sourceCanvas, imageWidth, imageHeight, orientation);
+
+ targetCanvas.height = targetHeight;
+ targetCanvas.width = targetWidth;
+
+ sourceCanvasContext.drawImage(image, 0, 0);
+
+ resize({
+ blob: blob,
+ height: targetHeight,
+ image: image,
+ sourceCanvas: sourceCanvas,
+ targetCanvas: targetCanvas,
+ width: targetWidth
+ })
+ .then(
+ function success() {
+ targetCanvas.qqImageRendered && targetCanvas.qqImageRendered();
+ promise.success();
+ },
+ promise.failure
+ )
+
+ return promise;
+ }
+
+ /**
+ * Transform canvas coordination according to specified frame size and orientation
+ * Orientation value is from EXIF tag
+ */
+ function transformCoordinate(canvas, width, height, orientation) {
+ switch (orientation) {
+ case 5:
+ case 6:
+ case 7:
+ case 8:
+ canvas.width = height;
+ canvas.height = width;
+ break;
+ default:
+ canvas.width = width;
+ canvas.height = height;
+ }
+ var ctx = canvas.getContext("2d");
+ switch (orientation) {
+ case 2:
+ // horizontal flip
+ ctx.translate(width, 0);
+ ctx.scale(-1, 1);
+ break;
+ case 3:
+ // 180 rotate left
+ ctx.translate(width, height);
+ ctx.rotate(Math.PI);
+ break;
+ case 4:
+ // vertical flip
+ ctx.translate(0, height);
+ ctx.scale(1, -1);
+ break;
+ case 5:
+ // vertical flip + 90 rotate right
+ ctx.rotate(0.5 * Math.PI);
+ ctx.scale(1, -1);
+ break;
+ case 6:
+ // 90 rotate right
+ ctx.rotate(0.5 * Math.PI);
+ ctx.translate(0, -height);
+ break;
+ case 7:
+ // horizontal flip + 90 rotate right
+ ctx.rotate(0.5 * Math.PI);
+ ctx.translate(width, -height);
+ ctx.scale(-1, 1);
+ break;
+ case 8:
+ // 90 rotate left
+ ctx.rotate(-0.5 * Math.PI);
+ ctx.translate(-width, 0);
+ break;
+ default:
+ break;
+ }
+ }
+
+ /**
+ * MegaPixImage class
+ */
+ function MegaPixImage(srcImage, errorCallback) {
+ var self = this;
+
+ if (window.Blob && srcImage instanceof Blob) {
+ (function() {
+ var img = new Image(),
+ URL = window.URL && window.URL.createObjectURL ? window.URL :
+ window.webkitURL && window.webkitURL.createObjectURL ? window.webkitURL : null;
+ if (!URL) { throw Error("No createObjectURL function found to create blob url"); }
+ img.src = URL.createObjectURL(srcImage);
+ self.blob = srcImage;
+ srcImage = img;
+ }());
+ }
+ if (!srcImage.naturalWidth && !srcImage.naturalHeight) {
+ srcImage.onload = function() {
+ var listeners = self.imageLoadListeners;
+ if (listeners) {
+ self.imageLoadListeners = null;
+ // IE11 doesn't reliably report actual image dimensions immediately after onload for small files,
+ // so let's push this to the end of the UI thread queue.
+ setTimeout(function() {
+ for (var i = 0, len = listeners.length; i < len; i++) {
+ listeners[i]();
+ }
+ }, 0);
+ }
+ };
+ srcImage.onerror = errorCallback;
+ this.imageLoadListeners = [];
+ }
+ this.srcImage = srcImage;
+ }
+
+ /**
+ * Rendering megapix image into specified target element
+ */
+ MegaPixImage.prototype.render = function(target, options) {
+ options = options || {};
+
+ var self = this,
+ imgWidth = this.srcImage.naturalWidth,
+ imgHeight = this.srcImage.naturalHeight,
+ width = options.width,
+ height = options.height,
+ maxWidth = options.maxWidth,
+ maxHeight = options.maxHeight,
+ doSquash = !this.blob || this.blob.type === "image/jpeg",
+ tagName = target.tagName.toLowerCase(),
+ opt;
+
+ if (this.imageLoadListeners) {
+ this.imageLoadListeners.push(function() { self.render(target, options) });
+ return;
+ }
+
+ if (width && !height) {
+ height = (imgHeight * width / imgWidth) << 0;
+ } else if (height && !width) {
+ width = (imgWidth * height / imgHeight) << 0;
+ } else {
+ width = imgWidth;
+ height = imgHeight;
+ }
+ if (maxWidth && width > maxWidth) {
+ width = maxWidth;
+ height = (imgHeight * width / imgWidth) << 0;
+ }
+ if (maxHeight && height > maxHeight) {
+ height = maxHeight;
+ width = (imgWidth * height / imgHeight) << 0;
+ }
+
+ opt = { width: width, height: height },
+ qq.each(options, function(optionsKey, optionsValue) {
+ opt[optionsKey] = optionsValue;
+ });
+
+ if (tagName === "img") {
+ (function() {
+ var oldTargetSrc = target.src;
+ renderImageToDataURL(self.srcImage, self.blob, opt, doSquash)
+ .then(function(dataUri) {
+ target.src = dataUri;
+ oldTargetSrc === target.src && target.onload();
+ });
+ }())
+ } else if (tagName === "canvas") {
+ renderImageToCanvas(this.srcImage, this.blob, target, opt, doSquash);
+ }
+ if (typeof this.onrender === "function") {
+ this.onrender(target);
+ }
+ };
+
+ qq.MegaPixImage = MegaPixImage;
+})();
+
+/*globals qq */
+/**
+ * Draws a thumbnail of a Blob/File/URL onto an <img> or <canvas>.
+ *
+ * @constructor
+ */
+qq.ImageGenerator = function(log) {
+ "use strict";
+
+ function isImg(el) {
+ return el.tagName.toLowerCase() === "img";
+ }
+
+ function isCanvas(el) {
+ return el.tagName.toLowerCase() === "canvas";
+ }
+
+ function isImgCorsSupported() {
+ return new Image().crossOrigin !== undefined;
+ }
+
+ function isCanvasSupported() {
+ var canvas = document.createElement("canvas");
+
+ return canvas.getContext && canvas.getContext("2d");
+ }
+
+ // This is only meant to determine the MIME type of a renderable image file.
+ // It is used to ensure images drawn from a URL that have transparent backgrounds
+ // are rendered correctly, among other things.
+ function determineMimeOfFileName(nameWithPath) {
+ /*jshint -W015 */
+ var pathSegments = nameWithPath.split("/"),
+ name = pathSegments[pathSegments.length - 1],
+ extension = qq.getExtension(name);
+
+ extension = extension && extension.toLowerCase();
+
+ switch (extension) {
+ case "jpeg":
+ case "jpg":
+ return "image/jpeg";
+ case "png":
+ return "image/png";
+ case "bmp":
+ return "image/bmp";
+ case "gif":
+ return "image/gif";
+ case "tiff":
+ case "tif":
+ return "image/tiff";
+ }
+ }
+
+ // This will likely not work correctly in IE8 and older.
+ // It's only used as part of a formula to determine
+ // if a canvas can be used to scale a server-hosted thumbnail.
+ // If canvas isn't supported by the UA (IE8 and older)
+ // this method should not even be called.
+ function isCrossOrigin(url) {
+ var targetAnchor = document.createElement("a"),
+ targetProtocol, targetHostname, targetPort;
+
+ targetAnchor.href = url;
+
+ targetProtocol = targetAnchor.protocol;
+ targetPort = targetAnchor.port;
+ targetHostname = targetAnchor.hostname;
+
+ if (targetProtocol.toLowerCase() !== window.location.protocol.toLowerCase()) {
+ return true;
+ }
+
+ if (targetHostname.toLowerCase() !== window.location.hostname.toLowerCase()) {
+ return true;
+ }
+
+ // IE doesn't take ports into consideration when determining if two endpoints are same origin.
+ if (targetPort !== window.location.port && !qq.ie()) {
+ return true;
+ }
+
+ return false;
+ }
+
+ function registerImgLoadListeners(img, promise) {
+ img.onload = function() {
+ img.onload = null;
+ img.onerror = null;
+ promise.success(img);
+ };
+
+ img.onerror = function() {
+ img.onload = null;
+ img.onerror = null;
+ log("Problem drawing thumbnail!", "error");
+ promise.failure(img, "Problem drawing thumbnail!");
+ };
+ }
+
+ function registerCanvasDrawImageListener(canvas, promise) {
+ // The image is drawn on the canvas by a third-party library,
+ // and we want to know when this is completed. Since the library
+ // may invoke drawImage many times in a loop, we need to be called
+ // back when the image is fully rendered. So, we are expecting the
+ // code that draws this image to follow a convention that involves a
+ // function attached to the canvas instance be invoked when it is done.
+ canvas.qqImageRendered = function() {
+ promise.success(canvas);
+ };
+ }
+
+ // Fulfills a `qq.Promise` when an image has been drawn onto the target,
+ // whether that is a <canvas> or an <img>. The attempt is considered a
+ // failure if the target is not an <img> or a <canvas>, or if the drawing
+ // attempt was not successful.
+ function registerThumbnailRenderedListener(imgOrCanvas, promise) {
+ var registered = isImg(imgOrCanvas) || isCanvas(imgOrCanvas);
+
+ if (isImg(imgOrCanvas)) {
+ registerImgLoadListeners(imgOrCanvas, promise);
+ }
+ else if (isCanvas(imgOrCanvas)) {
+ registerCanvasDrawImageListener(imgOrCanvas, promise);
+ }
+ else {
+ promise.failure(imgOrCanvas);
+ log(qq.format("Element container of type {} is not supported!", imgOrCanvas.tagName), "error");
+ }
+
+ return registered;
+ }
+
+ // Draw a preview iff the current UA can natively display it.
+ // Also rotate the image if necessary.
+ function draw(fileOrBlob, container, options) {
+ var drawPreview = new qq.Promise(),
+ identifier = new qq.Identify(fileOrBlob, log),
+ maxSize = options.maxSize,
+ // jshint eqnull:true
+ orient = options.orient == null ? true : options.orient,
+ megapixErrorHandler = function() {
+ container.onerror = null;
+ container.onload = null;
+ log("Could not render preview, file may be too large!", "error");
+ drawPreview.failure(container, "Browser cannot render image!");
+ };
+
+ identifier.isPreviewable().then(
+ function(mime) {
+ // If options explicitly specify that Orientation is not desired,
+ // replace the orient task with a dummy promise that "succeeds" immediately.
+ var dummyExif = {
+ parse: function() {
+ return new qq.Promise().success();
+ }
+ },
+ exif = orient ? new qq.Exif(fileOrBlob, log) : dummyExif,
+ mpImg = new qq.MegaPixImage(fileOrBlob, megapixErrorHandler);
+
+ if (registerThumbnailRenderedListener(container, drawPreview)) {
+ exif.parse().then(
+ function(exif) {
+ var orientation = exif && exif.Orientation;
+
+ mpImg.render(container, {
+ maxWidth: maxSize,
+ maxHeight: maxSize,
+ orientation: orientation,
+ mime: mime,
+ resize: options.customResizeFunction
+ });
+ },
+
+ function(failureMsg) {
+ log(qq.format("EXIF data could not be parsed ({}). Assuming orientation = 1.", failureMsg));
+
+ mpImg.render(container, {
+ maxWidth: maxSize,
+ maxHeight: maxSize,
+ mime: mime,
+ resize: options.customResizeFunction
+ });
+ }
+ );
+ }
+ },
+
+ function() {
+ log("Not previewable");
+ drawPreview.failure(container, "Not previewable");
+ }
+ );
+
+ return drawPreview;
+ }
+
+ function drawOnCanvasOrImgFromUrl(url, canvasOrImg, draw, maxSize, customResizeFunction) {
+ var tempImg = new Image(),
+ tempImgRender = new qq.Promise();
+
+ registerThumbnailRenderedListener(tempImg, tempImgRender);
+
+ if (isCrossOrigin(url)) {
+ tempImg.crossOrigin = "anonymous";
+ }
+
+ tempImg.src = url;
+
+ tempImgRender.then(
+ function rendered() {
+ registerThumbnailRenderedListener(canvasOrImg, draw);
+
+ var mpImg = new qq.MegaPixImage(tempImg);
+ mpImg.render(canvasOrImg, {
+ maxWidth: maxSize,
+ maxHeight: maxSize,
+ mime: determineMimeOfFileName(url),
+ resize: customResizeFunction
+ });
+ },
+
+ draw.failure
+ );
+ }
+
+ function drawOnImgFromUrlWithCssScaling(url, img, draw, maxSize) {
+ registerThumbnailRenderedListener(img, draw);
+ // NOTE: The fact that maxWidth/height is set on the thumbnail for scaled images
+ // that must drop back to CSS is known and exploited by the templating module.
+ // In this module, we pre-render "waiting" thumbs for all files immediately after they
+ // are submitted, and we must be sure to pass any style associated with the "waiting" preview.
+ qq(img).css({
+ maxWidth: maxSize + "px",
+ maxHeight: maxSize + "px"
+ });
+
+ img.src = url;
+ }
+
+ // Draw a (server-hosted) thumbnail given a URL.
+ // This will optionally scale the thumbnail as well.
+ // It attempts to use <canvas> to scale, but will fall back
+ // to max-width and max-height style properties if the UA
+ // doesn't support canvas or if the images is cross-domain and
+ // the UA doesn't support the crossorigin attribute on img tags,
+ // which is required to scale a cross-origin image using <canvas> &
+ // then export it back to an <img>.
+ function drawFromUrl(url, container, options) {
+ var draw = new qq.Promise(),
+ scale = options.scale,
+ maxSize = scale ? options.maxSize : null;
+
+ // container is an img, scaling needed
+ if (scale && isImg(container)) {
+ // Iff canvas is available in this UA, try to use it for scaling.
+ // Otherwise, fall back to CSS scaling
+ if (isCanvasSupported()) {
+ // Attempt to use <canvas> for image scaling,
+ // but we must fall back to scaling via CSS/styles
+ // if this is a cross-origin image and the UA doesn't support <img> CORS.
+ if (isCrossOrigin(url) && !isImgCorsSupported()) {
+ drawOnImgFromUrlWithCssScaling(url, container, draw, maxSize);
+ }
+ else {
+ drawOnCanvasOrImgFromUrl(url, container, draw, maxSize);
+ }
+ }
+ else {
+ drawOnImgFromUrlWithCssScaling(url, container, draw, maxSize);
+ }
+ }
+ // container is a canvas, scaling optional
+ else if (isCanvas(container)) {
+ drawOnCanvasOrImgFromUrl(url, container, draw, maxSize);
+ }
+ // container is an img & no scaling: just set the src attr to the passed url
+ else if (registerThumbnailRenderedListener(container, draw)) {
+ container.src = url;
+ }
+
+ return draw;
+ }
+
+ qq.extend(this, {
+ /**
+ * Generate a thumbnail. Depending on the arguments, this may either result in
+ * a client-side rendering of an image (if a `Blob` is supplied) or a server-generated
+ * image that may optionally be scaled client-side using <canvas> or CSS/styles (as a fallback).
+ *
+ * @param fileBlobOrUrl a `File`, `Blob`, or a URL pointing to the image
+ * @param container <img> or <canvas> to contain the preview
+ * @param options possible properties include `maxSize` (int), `orient` (bool - default true), resize` (bool - default true), and `customResizeFunction`.
+ * @returns qq.Promise fulfilled when the preview has been drawn, or the attempt has failed
+ */
+ generate: function(fileBlobOrUrl, container, options) {
+ if (qq.isString(fileBlobOrUrl)) {
+ log("Attempting to update thumbnail based on server response.");
+ return drawFromUrl(fileBlobOrUrl, container, options || {});
+ }
+ else {
+ log("Attempting to draw client-side image preview.");
+ return draw(fileBlobOrUrl, container, options || {});
+ }
+ }
+ });
+
+};
+
+/*globals qq */
+/**
+ * EXIF image data parser. Currently only parses the Orientation tag value,
+ * but this may be expanded to other tags in the future.
+ *
+ * @param fileOrBlob Attempt to parse EXIF data in this `Blob`
+ * @constructor
+ */
+qq.Exif = function(fileOrBlob, log) {
+ "use strict";
+
+ // Orientation is the only tag parsed here at this time.
+ var TAG_IDS = [274],
+ TAG_INFO = {
+ 274: {
+ name: "Orientation",
+ bytes: 2
+ }
+ };
+
+ // Convert a little endian (hex string) to big endian (decimal).
+ function parseLittleEndian(hex) {
+ var result = 0,
+ pow = 0;
+
+ while (hex.length > 0) {
+ result += parseInt(hex.substring(0, 2), 16) * Math.pow(2, pow);
+ hex = hex.substring(2, hex.length);
+ pow += 8;
+ }
+
+ return result;
+ }
+
+ // Find the byte offset, of Application Segment 1 (EXIF).
+ // External callers need not supply any arguments.
+ function seekToApp1(offset, promise) {
+ var theOffset = offset,
+ thePromise = promise;
+ if (theOffset === undefined) {
+ theOffset = 2;
+ thePromise = new qq.Promise();
+ }
+
+ qq.readBlobToHex(fileOrBlob, theOffset, 4).then(function(hex) {
+ var match = /^ffe([0-9])/.exec(hex),
+ segmentLength;
+
+ if (match) {
+ if (match[1] !== "1") {
+ segmentLength = parseInt(hex.slice(4, 8), 16);
+ seekToApp1(theOffset + segmentLength + 2, thePromise);
+ }
+ else {
+ thePromise.success(theOffset);
+ }
+ }
+ else {
+ thePromise.failure("No EXIF header to be found!");
+ }
+ });
+
+ return thePromise;
+ }
+
+ // Find the byte offset of Application Segment 1 (EXIF) for valid JPEGs only.
+ function getApp1Offset() {
+ var promise = new qq.Promise();
+
+ qq.readBlobToHex(fileOrBlob, 0, 6).then(function(hex) {
+ if (hex.indexOf("ffd8") !== 0) {
+ promise.failure("Not a valid JPEG!");
+ }
+ else {
+ seekToApp1().then(function(offset) {
+ promise.success(offset);
+ },
+ function(error) {
+ promise.failure(error);
+ });
+ }
+ });
+
+ return promise;
+ }
+
+ // Determine the byte ordering of the EXIF header.
+ function isLittleEndian(app1Start) {
+ var promise = new qq.Promise();
+
+ qq.readBlobToHex(fileOrBlob, app1Start + 10, 2).then(function(hex) {
+ promise.success(hex === "4949");
+ });
+
+ return promise;
+ }
+
+ // Determine the number of directory entries in the EXIF header.
+ function getDirEntryCount(app1Start, littleEndian) {
+ var promise = new qq.Promise();
+
+ qq.readBlobToHex(fileOrBlob, app1Start + 18, 2).then(function(hex) {
+ if (littleEndian) {
+ return promise.success(parseLittleEndian(hex));
+ }
+ else {
+ promise.success(parseInt(hex, 16));
+ }
+ });
+
+ return promise;
+ }
+
+ // Get the IFD portion of the EXIF header as a hex string.
+ function getIfd(app1Start, dirEntries) {
+ var offset = app1Start + 20,
+ bytes = dirEntries * 12;
+
+ return qq.readBlobToHex(fileOrBlob, offset, bytes);
+ }
+
+ // Obtain an array of all directory entries (as hex strings) in the EXIF header.
+ function getDirEntries(ifdHex) {
+ var entries = [],
+ offset = 0;
+
+ while (offset + 24 <= ifdHex.length) {
+ entries.push(ifdHex.slice(offset, offset + 24));
+ offset += 24;
+ }
+
+ return entries;
+ }
+
+ // Obtain values for all relevant tags and return them.
+ function getTagValues(littleEndian, dirEntries) {
+ var TAG_VAL_OFFSET = 16,
+ tagsToFind = qq.extend([], TAG_IDS),
+ vals = {};
+
+ qq.each(dirEntries, function(idx, entry) {
+ var idHex = entry.slice(0, 4),
+ id = littleEndian ? parseLittleEndian(idHex) : parseInt(idHex, 16),
+ tagsToFindIdx = tagsToFind.indexOf(id),
+ tagValHex, tagName, tagValLength;
+
+ if (tagsToFindIdx >= 0) {
+ tagName = TAG_INFO[id].name;
+ tagValLength = TAG_INFO[id].bytes;
+ tagValHex = entry.slice(TAG_VAL_OFFSET, TAG_VAL_OFFSET + (tagValLength * 2));
+ vals[tagName] = littleEndian ? parseLittleEndian(tagValHex) : parseInt(tagValHex, 16);
+
+ tagsToFind.splice(tagsToFindIdx, 1);
+ }
+
+ if (tagsToFind.length === 0) {
+ return false;
+ }
+ });
+
+ return vals;
+ }
+
+ qq.extend(this, {
+ /**
+ * Attempt to parse the EXIF header for the `Blob` associated with this instance.
+ *
+ * @returns {qq.Promise} To be fulfilled when the parsing is complete.
+ * If successful, the parsed EXIF header as an object will be included.
+ */
+ parse: function() {
+ var parser = new qq.Promise(),
+ onParseFailure = function(message) {
+ log(qq.format("EXIF header parse failed: '{}' ", message));
+ parser.failure(message);
+ };
+
+ getApp1Offset().then(function(app1Offset) {
+ log(qq.format("Moving forward with EXIF header parsing for '{}'", fileOrBlob.name === undefined ? "blob" : fileOrBlob.name));
+
+ isLittleEndian(app1Offset).then(function(littleEndian) {
+
+ log(qq.format("EXIF Byte order is {} endian", littleEndian ? "little" : "big"));
+
+ getDirEntryCount(app1Offset, littleEndian).then(function(dirEntryCount) {
+
+ log(qq.format("Found {} APP1 directory entries", dirEntryCount));
+
+ getIfd(app1Offset, dirEntryCount).then(function(ifdHex) {
+ var dirEntries = getDirEntries(ifdHex),
+ tagValues = getTagValues(littleEndian, dirEntries);
+
+ log("Successfully parsed some EXIF tags");
+
+ parser.success(tagValues);
+ }, onParseFailure);
+ }, onParseFailure);
+ }, onParseFailure);
+ }, onParseFailure);
+
+ return parser;
+ }
+ });
+
+};
+
+/*globals qq */
+qq.Identify = function(fileOrBlob, log) {
+ "use strict";
+
+ function isIdentifiable(magicBytes, questionableBytes) {
+ var identifiable = false,
+ magicBytesEntries = [].concat(magicBytes);
+
+ qq.each(magicBytesEntries, function(idx, magicBytesArrayEntry) {
+ if (questionableBytes.indexOf(magicBytesArrayEntry) === 0) {
+ identifiable = true;
+ return false;
+ }
+ });
+
+ return identifiable;
+ }
+
+ qq.extend(this, {
+ /**
+ * Determines if a Blob can be displayed natively in the current browser. This is done by reading magic
+ * bytes in the beginning of the file, so this is an asynchronous operation. Before we attempt to read the
+ * file, we will examine the blob's type attribute to save CPU cycles.
+ *
+ * @returns {qq.Promise} Promise that is fulfilled when identification is complete.
+ * If successful, the MIME string is passed to the success handler.
+ */
+ isPreviewable: function() {
+ var self = this,
+ identifier = new qq.Promise(),
+ previewable = false,
+ name = fileOrBlob.name === undefined ? "blob" : fileOrBlob.name;
+
+ log(qq.format("Attempting to determine if {} can be rendered in this browser", name));
+
+ log("First pass: check type attribute of blob object.");
+
+ if (this.isPreviewableSync()) {
+ log("Second pass: check for magic bytes in file header.");
+
+ qq.readBlobToHex(fileOrBlob, 0, 4).then(function(hex) {
+ qq.each(self.PREVIEWABLE_MIME_TYPES, function(mime, bytes) {
+ if (isIdentifiable(bytes, hex)) {
+ // Safari is the only supported browser that can deal with TIFFs natively,
+ // so, if this is a TIFF and the UA isn't Safari, declare this file "non-previewable".
+ if (mime !== "image/tiff" || qq.supportedFeatures.tiffPreviews) {
+ previewable = true;
+ identifier.success(mime);
+ }
+
+ return false;
+ }
+ });
+
+ log(qq.format("'{}' is {} able to be rendered in this browser", name, previewable ? "" : "NOT"));
+
+ if (!previewable) {
+ identifier.failure();
+ }
+ },
+ function() {
+ log("Error reading file w/ name '" + name + "'. Not able to be rendered in this browser.");
+ identifier.failure();
+ });
+ }
+ else {
+ identifier.failure();
+ }
+
+ return identifier;
+ },
+
+ /**
+ * Determines if a Blob can be displayed natively in the current browser. This is done by checking the
+ * blob's type attribute. This is a synchronous operation, useful for situations where an asynchronous operation
+ * would be challenging to support. Note that the blob's type property is not as accurate as reading the
+ * file's magic bytes.
+ *
+ * @returns {Boolean} true if the blob can be rendered in the current browser
+ */
+ isPreviewableSync: function() {
+ var fileMime = fileOrBlob.type,
+ // Assumption: This will only ever be executed in browsers that support `Object.keys`.
+ isRecognizedImage = qq.indexOf(Object.keys(this.PREVIEWABLE_MIME_TYPES), fileMime) >= 0,
+ previewable = false,
+ name = fileOrBlob.name === undefined ? "blob" : fileOrBlob.name;
+
+ if (isRecognizedImage) {
+ if (fileMime === "image/tiff") {
+ previewable = qq.supportedFeatures.tiffPreviews;
+ }
+ else {
+ previewable = true;
+ }
+ }
+
+ !previewable && log(name + " is not previewable in this browser per the blob's type attr");
+
+ return previewable;
+ }
+ });
+};
+
+qq.Identify.prototype.PREVIEWABLE_MIME_TYPES = {
+ "image/jpeg": "ffd8ff",
+ "image/gif": "474946",
+ "image/png": "89504e",
+ "image/bmp": "424d",
+ "image/tiff": ["49492a00", "4d4d002a"]
+};
+
+/*globals qq*/
+/**
+ * Attempts to validate an image, wherever possible.
+ *
+ * @param blob File or Blob representing a user-selecting image.
+ * @param log Uses this to post log messages to the console.
+ * @constructor
+ */
+qq.ImageValidation = function(blob, log) {
+ "use strict";
+
+ /**
+ * @param limits Object with possible image-related limits to enforce.
+ * @returns {boolean} true if at least one of the limits has a non-zero value
+ */
+ function hasNonZeroLimits(limits) {
+ var atLeastOne = false;
+
+ qq.each(limits, function(limit, value) {
+ if (value > 0) {
+ atLeastOne = true;
+ return false;
+ }
+ });
+
+ return atLeastOne;
+ }
+
+ /**
+ * @returns {qq.Promise} The promise is a failure if we can't obtain the width & height.
+ * Otherwise, `success` is called on the returned promise with an object containing
+ * `width` and `height` properties.
+ */
+ function getWidthHeight() {
+ var sizeDetermination = new qq.Promise();
+
+ new qq.Identify(blob, log).isPreviewable().then(function() {
+ var image = new Image(),
+ url = window.URL && window.URL.createObjectURL ? window.URL :
+ window.webkitURL && window.webkitURL.createObjectURL ? window.webkitURL :
+ null;
+
+ if (url) {
+ image.onerror = function() {
+ log("Cannot determine dimensions for image. May be too large.", "error");
+ sizeDetermination.failure();
+ };
+
+ image.onload = function() {
+ sizeDetermination.success({
+ width: this.width,
+ height: this.height
+ });
+ };
+
+ image.src = url.createObjectURL(blob);
+ }
+ else {
+ log("No createObjectURL function available to generate image URL!", "error");
+ sizeDetermination.failure();
+ }
+ }, sizeDetermination.failure);
+
+ return sizeDetermination;
+ }
+
+ /**
+ *
+ * @param limits Object with possible image-related limits to enforce.
+ * @param dimensions Object containing `width` & `height` properties for the image to test.
+ * @returns {String || undefined} The name of the failing limit. Undefined if no failing limits.
+ */
+ function getFailingLimit(limits, dimensions) {
+ var failingLimit;
+
+ qq.each(limits, function(limitName, limitValue) {
+ if (limitValue > 0) {
+ var limitMatcher = /(max|min)(Width|Height)/.exec(limitName),
+ dimensionPropName = limitMatcher[2].charAt(0).toLowerCase() + limitMatcher[2].slice(1),
+ actualValue = dimensions[dimensionPropName];
+
+ /*jshint -W015*/
+ switch (limitMatcher[1]) {
+ case "min":
+ if (actualValue < limitValue) {
+ failingLimit = limitName;
+ return false;
+ }
+ break;
+ case "max":
+ if (actualValue > limitValue) {
+ failingLimit = limitName;
+ return false;
+ }
+ break;
+ }
+ }
+ });
+
+ return failingLimit;
+ }
+
+ /**
+ * Validate the associated blob.
+ *
+ * @param limits
+ * @returns {qq.Promise} `success` is called on the promise is the image is valid or
+ * if the blob is not an image, or if the image is not verifiable.
+ * Otherwise, `failure` with the name of the failing limit.
+ */
+ this.validate = function(limits) {
+ var validationEffort = new qq.Promise();
+
+ log("Attempting to validate image.");
+
+ if (hasNonZeroLimits(limits)) {
+ getWidthHeight().then(function(dimensions) {
+ var failingLimit = getFailingLimit(limits, dimensions);
+
+ if (failingLimit) {
+ validationEffort.failure(failingLimit);
+ }
+ else {
+ validationEffort.success();
+ }
+ }, validationEffort.success);
+ }
+ else {
+ validationEffort.success();
+ }
+
+ return validationEffort;
+ };
+};
+
+/* globals qq */
+/**
+ * Module used to control populating the initial list of files.
+ *
+ * @constructor
+ */
+qq.Session = function(spec) {
+ "use strict";
+
+ var options = {
+ endpoint: null,
+ params: {},
+ customHeaders: {},
+ cors: {},
+ addFileRecord: function(sessionData) {},
+ log: function(message, level) {}
+ };
+
+ qq.extend(options, spec, true);
+
+ function isJsonResponseValid(response) {
+ if (qq.isArray(response)) {
+ return true;
+ }
+
+ options.log("Session response is not an array.", "error");
+ }
+
+ function handleFileItems(fileItems, success, xhrOrXdr, promise) {
+ var someItemsIgnored = false;
+
+ success = success && isJsonResponseValid(fileItems);
+
+ if (success) {
+ qq.each(fileItems, function(idx, fileItem) {
+ /* jshint eqnull:true */
+ if (fileItem.uuid == null) {
+ someItemsIgnored = true;
+ options.log(qq.format("Session response item {} did not include a valid UUID - ignoring.", idx), "error");
+ }
+ else if (fileItem.name == null) {
+ someItemsIgnored = true;
+ options.log(qq.format("Session response item {} did not include a valid name - ignoring.", idx), "error");
+ }
+ else {
+ try {
+ options.addFileRecord(fileItem);
+ return true;
+ }
+ catch (err) {
+ someItemsIgnored = true;
+ options.log(err.message, "error");
+ }
+ }
+
+ return false;
+ });
+ }
+
+ promise[success && !someItemsIgnored ? "success" : "failure"](fileItems, xhrOrXdr);
+ }
+
+ // Initiate a call to the server that will be used to populate the initial file list.
+ // Returns a `qq.Promise`.
+ this.refresh = function() {
+ /*jshint indent:false */
+ var refreshEffort = new qq.Promise(),
+ refreshCompleteCallback = function(response, success, xhrOrXdr) {
+ handleFileItems(response, success, xhrOrXdr, refreshEffort);
+ },
+ requesterOptions = qq.extend({}, options),
+ requester = new qq.SessionAjaxRequester(
+ qq.extend(requesterOptions, {onComplete: refreshCompleteCallback})
+ );
+
+ requester.queryServer();
+
+ return refreshEffort;
+ };
+};
+
+/*globals qq, XMLHttpRequest*/
+/**
+ * Thin module used to send GET requests to the server, expecting information about session
+ * data used to initialize an uploader instance.
+ *
+ * @param spec Various options used to influence the associated request.
+ * @constructor
+ */
+qq.SessionAjaxRequester = function(spec) {
+ "use strict";
+
+ var requester,
+ options = {
+ endpoint: null,
+ customHeaders: {},
+ params: {},
+ cors: {
+ expected: false,
+ sendCredentials: false
+ },
+ onComplete: function(response, success, xhrOrXdr) {},
+ log: function(str, level) {}
+ };
+
+ qq.extend(options, spec);
+
+ function onComplete(id, xhrOrXdr, isError) {
+ var response = null;
+
+ /* jshint eqnull:true */
+ if (xhrOrXdr.responseText != null) {
+ try {
+ response = qq.parseJson(xhrOrXdr.responseText);
+ }
+ catch (err) {
+ options.log("Problem parsing session response: " + err.message, "error");
+ isError = true;
+ }
+ }
+
+ options.onComplete(response, !isError, xhrOrXdr);
+ }
+
+ requester = qq.extend(this, new qq.AjaxRequester({
+ acceptHeader: "application/json",
+ validMethods: ["GET"],
+ method: "GET",
+ endpointStore: {
+ get: function() {
+ return options.endpoint;
+ }
+ },
+ customHeaders: options.customHeaders,
+ log: options.log,
+ onComplete: onComplete,
+ cors: options.cors
+ }));
+
+ qq.extend(this, {
+ queryServer: function() {
+ var params = qq.extend({}, options.params);
+
+ options.log("Session query request.");
+
+ requester.initTransport("sessionRefresh")
+ .withParams(params)
+ .withCacheBuster()
+ .send();
+ }
+ });
+};
+
+/* globals qq */
+/**
+ * Module that handles support for existing forms.
+ *
+ * @param options Options passed from the integrator-supplied options related to form support.
+ * @param startUpload Callback to invoke when files "stored" should be uploaded.
+ * @param log Proxy for the logger
+ * @constructor
+ */
+qq.FormSupport = function(options, startUpload, log) {
+ "use strict";
+ var self = this,
+ interceptSubmit = options.interceptSubmit,
+ formEl = options.element,
+ autoUpload = options.autoUpload;
+
+ // Available on the public API associated with this module.
+ qq.extend(this, {
+ // To be used by the caller to determine if the endpoint will be determined by some processing
+ // that occurs in this module, such as if the form has an action attribute.
+ // Ignore if `attachToForm === false`.
+ newEndpoint: null,
+
+ // To be used by the caller to determine if auto uploading should be allowed.
+ // Ignore if `attachToForm === false`.
+ newAutoUpload: autoUpload,
+
+ // true if a form was detected and is being tracked by this module
+ attachedToForm: false,
+
+ // Returns an object with names and values for all valid form elements associated with the attached form.
+ getFormInputsAsObject: function() {
+ /* jshint eqnull:true */
+ if (formEl == null) {
+ return null;
+ }
+
+ return self._form2Obj(formEl);
+ }
+ });
+
+ // If the form contains an action attribute, this should be the new upload endpoint.
+ function determineNewEndpoint(formEl) {
+ if (formEl.getAttribute("action")) {
+ self.newEndpoint = formEl.getAttribute("action");
+ }
+ }
+
+ // Return true only if the form is valid, or if we cannot make this determination.
+ // If the form is invalid, ensure invalid field(s) are highlighted in the UI.
+ function validateForm(formEl, nativeSubmit) {
+ if (formEl.checkValidity && !formEl.checkValidity()) {
+ log("Form did not pass validation checks - will not upload.", "error");
+ nativeSubmit();
+ }
+ else {
+ return true;
+ }
+ }
+
+ // Intercept form submit attempts, unless the integrator has told us not to do this.
+ function maybeUploadOnSubmit(formEl) {
+ var nativeSubmit = formEl.submit;
+
+ // Intercept and squelch submit events.
+ qq(formEl).attach("submit", function(event) {
+ event = event || window.event;
+
+ if (event.preventDefault) {
+ event.preventDefault();
+ }
+ else {
+ event.returnValue = false;
+ }
+
+ validateForm(formEl, nativeSubmit) && startUpload();
+ });
+
+ // The form's `submit()` function may be called instead (i.e. via jQuery.submit()).
+ // Intercept that too.
+ formEl.submit = function() {
+ validateForm(formEl, nativeSubmit) && startUpload();
+ };
+ }
+
+ // If the element value passed from the uploader is a string, assume it is an element ID - select it.
+ // The rest of the code in this module depends on this being an HTMLElement.
+ function determineFormEl(formEl) {
+ if (formEl) {
+ if (qq.isString(formEl)) {
+ formEl = document.getElementById(formEl);
+ }
+
+ if (formEl) {
+ log("Attaching to form element.");
+ determineNewEndpoint(formEl);
+ interceptSubmit && maybeUploadOnSubmit(formEl);
+ }
+ }
+
+ return formEl;
+ }
+
+ formEl = determineFormEl(formEl);
+ this.attachedToForm = !!formEl;
+};
+
+qq.extend(qq.FormSupport.prototype, {
+ // Converts all relevant form fields to key/value pairs. This is meant to mimic the data a browser will
+ // construct from a given form when the form is submitted.
+ _form2Obj: function(form) {
+ "use strict";
+ var obj = {},
+ notIrrelevantType = function(type) {
+ var irrelevantTypes = [
+ "button",
+ "image",
+ "reset",
+ "submit"
+ ];
+
+ return qq.indexOf(irrelevantTypes, type.toLowerCase()) < 0;
+ },
+ radioOrCheckbox = function(type) {
+ return qq.indexOf(["checkbox", "radio"], type.toLowerCase()) >= 0;
+ },
+ ignoreValue = function(el) {
+ if (radioOrCheckbox(el.type) && !el.checked) {
+ return true;
+ }
+
+ return el.disabled && el.type.toLowerCase() !== "hidden";
+ },
+ selectValue = function(select) {
+ var value = null;
+
+ qq.each(qq(select).children(), function(idx, child) {
+ if (child.tagName.toLowerCase() === "option" && child.selected) {
+ value = child.value;
+ return false;
+ }
+ });
+
+ return value;
+ };
+
+ qq.each(form.elements, function(idx, el) {
+ if ((qq.isInput(el, true) || el.tagName.toLowerCase() === "textarea") &&
+ notIrrelevantType(el.type) &&
+ !ignoreValue(el)) {
+
+ obj[el.name] = el.value;
+ }
+ else if (el.tagName.toLowerCase() === "select" && !ignoreValue(el)) {
+ var value = selectValue(el);
+
+ if (value !== null) {
+ obj[el.name] = value;
+ }
+ }
+ });
+
+ return obj;
+ }
+});
+
+/* globals qq, ExifRestorer */
+/**
+ * Controls generation of scaled images based on a reference image encapsulated in a `File` or `Blob`.
+ * Scaled images are generated and converted to blobs on-demand.
+ * Multiple scaled images per reference image with varying sizes and other properties are supported.
+ *
+ * @param spec Information about the scaled images to generate.
+ * @param log Logger instance
+ * @constructor
+ */
+qq.Scaler = function(spec, log) {
+ "use strict";
+
+ var self = this,
+ customResizeFunction = spec.customResizer,
+ includeOriginal = spec.sendOriginal,
+ orient = spec.orient,
+ defaultType = spec.defaultType,
+ defaultQuality = spec.defaultQuality / 100,
+ failedToScaleText = spec.failureText,
+ includeExif = spec.includeExif,
+ sizes = this._getSortedSizes(spec.sizes);
+
+ // Revealed API for instances of this module
+ qq.extend(this, {
+ // If no targeted sizes have been declared or if this browser doesn't support
+ // client-side image preview generation, there is no scaling to do.
+ enabled: qq.supportedFeatures.scaling && sizes.length > 0,
+
+ getFileRecords: function(originalFileUuid, originalFileName, originalBlobOrBlobData) {
+ var self = this,
+ records = [],
+ originalBlob = originalBlobOrBlobData.blob ? originalBlobOrBlobData.blob : originalBlobOrBlobData,
+ identifier = new qq.Identify(originalBlob, log);
+
+ // If the reference file cannot be rendered natively, we can't create scaled versions.
+ if (identifier.isPreviewableSync()) {
+ // Create records for each scaled version & add them to the records array, smallest first.
+ qq.each(sizes, function(idx, sizeRecord) {
+ var outputType = self._determineOutputType({
+ defaultType: defaultType,
+ requestedType: sizeRecord.type,
+ refType: originalBlob.type
+ });
+
+ records.push({
+ uuid: qq.getUniqueId(),
+ name: self._getName(originalFileName, {
+ name: sizeRecord.name,
+ type: outputType,
+ refType: originalBlob.type
+ }),
+ blob: new qq.BlobProxy(originalBlob,
+ qq.bind(self._generateScaledImage, self, {
+ customResizeFunction: customResizeFunction,
+ maxSize: sizeRecord.maxSize,
+ orient: orient,
+ type: outputType,
+ quality: defaultQuality,
+ failedText: failedToScaleText,
+ includeExif: includeExif,
+ log: log
+ }))
+ });
+ });
+
+ records.push({
+ uuid: originalFileUuid,
+ name: originalFileName,
+ size: originalBlob.size,
+ blob: includeOriginal ? originalBlob : null
+ });
+ }
+ else {
+ records.push({
+ uuid: originalFileUuid,
+ name: originalFileName,
+ size: originalBlob.size,
+ blob: originalBlob
+ });
+ }
+
+ return records;
+ },
+
+ handleNewFile: function(file, name, uuid, size, fileList, batchId, uuidParamName, api) {
+ var self = this,
+ buttonId = file.qqButtonId || (file.blob && file.blob.qqButtonId),
+ scaledIds = [],
+ originalId = null,
+ addFileToHandler = api.addFileToHandler,
+ uploadData = api.uploadData,
+ paramsStore = api.paramsStore,
+ proxyGroupId = qq.getUniqueId();
+
+ qq.each(self.getFileRecords(uuid, name, file), function(idx, record) {
+ var blobSize = record.size,
+ id;
+
+ if (record.blob instanceof qq.BlobProxy) {
+ blobSize = -1;
+ }
+
+ id = uploadData.addFile({
+ uuid: record.uuid,
+ name: record.name,
+ size: blobSize,
+ batchId: batchId,
+ proxyGroupId: proxyGroupId
+ });
+
+ if (record.blob instanceof qq.BlobProxy) {
+ scaledIds.push(id);
+ }
+ else {
+ originalId = id;
+ }
+
+ if (record.blob) {
+ addFileToHandler(id, record.blob);
+ fileList.push({id: id, file: record.blob});
+ }
+ else {
+ uploadData.setStatus(id, qq.status.REJECTED);
+ }
+ });
+
+ // If we are potentially uploading an original file and some scaled versions,
+ // ensure the scaled versions include reference's to the parent's UUID and size
+ // in their associated upload requests.
+ if (originalId !== null) {
+ qq.each(scaledIds, function(idx, scaledId) {
+ var params = {
+ qqparentuuid: uploadData.retrieve({id: originalId}).uuid,
+ qqparentsize: uploadData.retrieve({id: originalId}).size
+ };
+
+ // Make sure the UUID for each scaled image is sent with the upload request,
+ // to be consistent (since we may need to ensure it is sent for the original file as well).
+ params[uuidParamName] = uploadData.retrieve({id: scaledId}).uuid;
+
+ uploadData.setParentId(scaledId, originalId);
+ paramsStore.addReadOnly(scaledId, params);
+ });
+
+ // If any scaled images are tied to this parent image, be SURE we send its UUID as an upload request
+ // parameter as well.
+ if (scaledIds.length) {
+ (function() {
+ var param = {};
+ param[uuidParamName] = uploadData.retrieve({id: originalId}).uuid;
+ paramsStore.addReadOnly(originalId, param);
+ }());
+ }
+ }
+ }
+ });
+};
+
+qq.extend(qq.Scaler.prototype, {
+ scaleImage: function(id, specs, api) {
+ "use strict";
+
+ if (!qq.supportedFeatures.scaling) {
+ throw new qq.Error("Scaling is not supported in this browser!");
+ }
+
+ var scalingEffort = new qq.Promise(),
+ log = api.log,
+ file = api.getFile(id),
+ uploadData = api.uploadData.retrieve({id: id}),
+ name = uploadData && uploadData.name,
+ uuid = uploadData && uploadData.uuid,
+ scalingOptions = {
+ customResizer: specs.customResizer,
+ sendOriginal: false,
+ orient: specs.orient,
+ defaultType: specs.type || null,
+ defaultQuality: specs.quality,
+ failedToScaleText: "Unable to scale",
+ sizes: [{name: "", maxSize: specs.maxSize}]
+ },
+ scaler = new qq.Scaler(scalingOptions, log);
+
+ if (!qq.Scaler || !qq.supportedFeatures.imagePreviews || !file) {
+ scalingEffort.failure();
+
+ log("Could not generate requested scaled image for " + id + ". " +
+ "Scaling is either not possible in this browser, or the file could not be located.", "error");
+ }
+ else {
+ (qq.bind(function() {
+ // Assumption: There will never be more than one record
+ var record = scaler.getFileRecords(uuid, name, file)[0];
+
+ if (record && record.blob instanceof qq.BlobProxy) {
+ record.blob.create().then(scalingEffort.success, scalingEffort.failure);
+ }
+ else {
+ log(id + " is not a scalable image!", "error");
+ scalingEffort.failure();
+ }
+ }, this)());
+ }
+
+ return scalingEffort;
+ },
+
+ // NOTE: We cannot reliably determine at this time if the UA supports a specific MIME type for the target format.
+ // image/jpeg and image/png are the only safe choices at this time.
+ _determineOutputType: function(spec) {
+ "use strict";
+
+ var requestedType = spec.requestedType,
+ defaultType = spec.defaultType,
+ referenceType = spec.refType;
+
+ // If a default type and requested type have not been specified, this should be a
+ // JPEG if the original type is a JPEG, otherwise, a PNG.
+ if (!defaultType && !requestedType) {
+ if (referenceType !== "image/jpeg") {
+ return "image/png";
+ }
+ return referenceType;
+ }
+
+ // A specified default type is used when a requested type is not specified.
+ if (!requestedType) {
+ return defaultType;
+ }
+
+ // If requested type is specified, use it, as long as this recognized type is supported by the current UA
+ if (qq.indexOf(Object.keys(qq.Identify.prototype.PREVIEWABLE_MIME_TYPES), requestedType) >= 0) {
+ if (requestedType === "image/tiff") {
+ return qq.supportedFeatures.tiffPreviews ? requestedType : defaultType;
+ }
+
+ return requestedType;
+ }
+
+ return defaultType;
+ },
+
+ // Get a file name for a generated scaled file record, based on the provided scaled image description
+ _getName: function(originalName, scaledVersionProperties) {
+ "use strict";
+
+ var startOfExt = originalName.lastIndexOf("."),
+ versionType = scaledVersionProperties.type || "image/png",
+ referenceType = scaledVersionProperties.refType,
+ scaledName = "",
+ scaledExt = qq.getExtension(originalName),
+ nameAppendage = "";
+
+ if (scaledVersionProperties.name && scaledVersionProperties.name.trim().length) {
+ nameAppendage = " (" + scaledVersionProperties.name + ")";
+ }
+
+ if (startOfExt >= 0) {
+ scaledName = originalName.substr(0, startOfExt);
+
+ if (referenceType !== versionType) {
+ scaledExt = versionType.split("/")[1];
+ }
+
+ scaledName += nameAppendage + "." + scaledExt;
+ }
+ else {
+ scaledName = originalName + nameAppendage;
+ }
+
+ return scaledName;
+ },
+
+ // We want the smallest scaled file to be uploaded first
+ _getSortedSizes: function(sizes) {
+ "use strict";
+
+ sizes = qq.extend([], sizes);
+
+ return sizes.sort(function(a, b) {
+ if (a.maxSize > b.maxSize) {
+ return 1;
+ }
+ if (a.maxSize < b.maxSize) {
+ return -1;
+ }
+ return 0;
+ });
+ },
+
+ _generateScaledImage: function(spec, sourceFile) {
+ "use strict";
+
+ var self = this,
+ customResizeFunction = spec.customResizeFunction,
+ log = spec.log,
+ maxSize = spec.maxSize,
+ orient = spec.orient,
+ type = spec.type,
+ quality = spec.quality,
+ failedText = spec.failedText,
+ includeExif = spec.includeExif && sourceFile.type === "image/jpeg" && type === "image/jpeg",
+ scalingEffort = new qq.Promise(),
+ imageGenerator = new qq.ImageGenerator(log),
+ canvas = document.createElement("canvas");
+
+ log("Attempting to generate scaled version for " + sourceFile.name);
+
+ imageGenerator.generate(sourceFile, canvas, {maxSize: maxSize, orient: orient, customResizeFunction: customResizeFunction}).then(function() {
+ var scaledImageDataUri = canvas.toDataURL(type, quality),
+ signalSuccess = function() {
+ log("Success generating scaled version for " + sourceFile.name);
+ var blob = qq.dataUriToBlob(scaledImageDataUri);
+ scalingEffort.success(blob);
+ };
+
+ if (includeExif) {
+ self._insertExifHeader(sourceFile, scaledImageDataUri, log).then(function(scaledImageDataUriWithExif) {
+ scaledImageDataUri = scaledImageDataUriWithExif;
+ signalSuccess();
+ },
+ function() {
+ log("Problem inserting EXIF header into scaled image. Using scaled image w/out EXIF data.", "error");
+ signalSuccess();
+ });
+ }
+ else {
+ signalSuccess();
+ }
+ }, function() {
+ log("Failed attempt to generate scaled version for " + sourceFile.name, "error");
+ scalingEffort.failure(failedText);
+ });
+
+ return scalingEffort;
+ },
+
+ // Attempt to insert the original image's EXIF header into a scaled version.
+ _insertExifHeader: function(originalImage, scaledImageDataUri, log) {
+ "use strict";
+
+ var reader = new FileReader(),
+ insertionEffort = new qq.Promise(),
+ originalImageDataUri = "";
+
+ reader.onload = function() {
+ originalImageDataUri = reader.result;
+ insertionEffort.success(qq.ExifRestorer.restore(originalImageDataUri, scaledImageDataUri));
+ };
+
+ reader.onerror = function() {
+ log("Problem reading " + originalImage.name + " during attempt to transfer EXIF data to scaled version.", "error");
+ insertionEffort.failure();
+ };
+
+ reader.readAsDataURL(originalImage);
+
+ return insertionEffort;
+ },
+
+ _dataUriToBlob: function(dataUri) {
+ "use strict";
+
+ var byteString, mimeString, arrayBuffer, intArray;
+
+ // convert base64 to raw binary data held in a string
+ if (dataUri.split(",")[0].indexOf("base64") >= 0) {
+ byteString = atob(dataUri.split(",")[1]);
+ }
+ else {
+ byteString = decodeURI(dataUri.split(",")[1]);
+ }
+
+ // extract the MIME
+ mimeString = dataUri.split(",")[0]
+ .split(":")[1]
+ .split(";")[0];
+
+ // write the bytes of the binary string to an ArrayBuffer
+ arrayBuffer = new ArrayBuffer(byteString.length);
+ intArray = new Uint8Array(arrayBuffer);
+ qq.each(byteString, function(idx, character) {
+ intArray[idx] = character.charCodeAt(0);
+ });
+
+ return this._createBlob(arrayBuffer, mimeString);
+ },
+
+ _createBlob: function(data, mime) {
+ "use strict";
+
+ var BlobBuilder = window.BlobBuilder ||
+ window.WebKitBlobBuilder ||
+ window.MozBlobBuilder ||
+ window.MSBlobBuilder,
+ blobBuilder = BlobBuilder && new BlobBuilder();
+
+ if (blobBuilder) {
+ blobBuilder.append(data);
+ return blobBuilder.getBlob(mime);
+ }
+ else {
+ return new Blob([data], {type: mime});
+ }
+ }
+});
+
+//Based on MinifyJpeg
+//http://elicon.blog57.fc2.com/blog-entry-206.html
+
+qq.ExifRestorer = (function()
+{
+
+ var ExifRestorer = {};
+
+ ExifRestorer.KEY_STR = "ABCDEFGHIJKLMNOP" +
+ "QRSTUVWXYZabcdef" +
+ "ghijklmnopqrstuv" +
+ "wxyz0123456789+/" +
+ "=";
+
+ ExifRestorer.encode64 = function(input)
+ {
+ var output = "",
+ chr1, chr2, chr3 = "",
+ enc1, enc2, enc3, enc4 = "",
+ i = 0;
+
+ do {
+ chr1 = input[i++];
+ chr2 = input[i++];
+ chr3 = input[i++];
+
+ enc1 = chr1 >> 2;
+ enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
+ enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
+ enc4 = chr3 & 63;
+
+ if (isNaN(chr2)) {
+ enc3 = enc4 = 64;
+ } else if (isNaN(chr3)) {
+ enc4 = 64;
+ }
+
+ output = output +
+ this.KEY_STR.charAt(enc1) +
+ this.KEY_STR.charAt(enc2) +
+ this.KEY_STR.charAt(enc3) +
+ this.KEY_STR.charAt(enc4);
+ chr1 = chr2 = chr3 = "";
+ enc1 = enc2 = enc3 = enc4 = "";
+ } while (i < input.length);
+
+ return output;
+ };
+
+ ExifRestorer.restore = function(origFileBase64, resizedFileBase64)
+ {
+ var expectedBase64Header = "data:image/jpeg;base64,";
+
+ if (!origFileBase64.match(expectedBase64Header))
+ {
+ return resizedFileBase64;
+ }
+
+ var rawImage = this.decode64(origFileBase64.replace(expectedBase64Header, ""));
+ var segments = this.slice2Segments(rawImage);
+
+ var image = this.exifManipulation(resizedFileBase64, segments);
+
+ return expectedBase64Header + this.encode64(image);
+
+ };
+
+
+ ExifRestorer.exifManipulation = function(resizedFileBase64, segments)
+ {
+ var exifArray = this.getExifArray(segments),
+ newImageArray = this.insertExif(resizedFileBase64, exifArray),
+ aBuffer = new Uint8Array(newImageArray);
+
+ return aBuffer;
+ };
+
+
+ ExifRestorer.getExifArray = function(segments)
+ {
+ var seg;
+ for (var x = 0; x < segments.length; x++)
+ {
+ seg = segments[x];
+ if (seg[0] == 255 & seg[1] == 225) //(ff e1)
+ {
+ return seg;
+ }
+ }
+ return [];
+ };
+
+
+ ExifRestorer.insertExif = function(resizedFileBase64, exifArray)
+ {
+ var imageData = resizedFileBase64.replace("data:image/jpeg;base64,", ""),
+ buf = this.decode64(imageData),
+ separatePoint = buf.indexOf(255,3),
+ mae = buf.slice(0, separatePoint),
+ ato = buf.slice(separatePoint),
+ array = mae;
+
+ array = array.concat(exifArray);
+ array = array.concat(ato);
+ return array;
+ };
+
+
+
+ ExifRestorer.slice2Segments = function(rawImageArray)
+ {
+ var head = 0,
+ segments = [];
+
+ while (1)
+ {
+ if (rawImageArray[head] == 255 & rawImageArray[head + 1] == 218){break;}
+ if (rawImageArray[head] == 255 & rawImageArray[head + 1] == 216)
+ {
+ head += 2;
+ }
+ else
+ {
+ var length = rawImageArray[head + 2] * 256 + rawImageArray[head + 3],
+ endPoint = head + length + 2,
+ seg = rawImageArray.slice(head, endPoint);
+ segments.push(seg);
+ head = endPoint;
+ }
+ if (head > rawImageArray.length){break;}
+ }
+
+ return segments;
+ };
+
+
+
+ ExifRestorer.decode64 = function(input)
+ {
+ var output = "",
+ chr1, chr2, chr3 = "",
+ enc1, enc2, enc3, enc4 = "",
+ i = 0,
+ buf = [];
+
+ // remove all characters that are not A-Z, a-z, 0-9, +, /, or =
+ var base64test = /[^A-Za-z0-9\+\/\=]/g;
+ if (base64test.exec(input)) {
+ throw new Error("There were invalid base64 characters in the input text. " +
+ "Valid base64 characters are A-Z, a-z, 0-9, '+', '/',and '='");
+ }
+ input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
+
+ do {
+ enc1 = this.KEY_STR.indexOf(input.charAt(i++));
+ enc2 = this.KEY_STR.indexOf(input.charAt(i++));
+ enc3 = this.KEY_STR.indexOf(input.charAt(i++));
+ enc4 = this.KEY_STR.indexOf(input.charAt(i++));
+
+ chr1 = (enc1 << 2) | (enc2 >> 4);
+ chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
+ chr3 = ((enc3 & 3) << 6) | enc4;
+
+ buf.push(chr1);
+
+ if (enc3 != 64) {
+ buf.push(chr2);
+ }
+ if (enc4 != 64) {
+ buf.push(chr3);
+ }
+
+ chr1 = chr2 = chr3 = "";
+ enc1 = enc2 = enc3 = enc4 = "";
+
+ } while (i < input.length);
+
+ return buf;
+ };
+
+
+ return ExifRestorer;
+})();
+
+/* globals qq */
+/**
+ * Keeps a running tally of total upload progress for a batch of files.
+ *
+ * @param callback Invoked when total progress changes, passing calculated total loaded & total size values.
+ * @param getSize Function that returns the size of a file given its ID
+ * @constructor
+ */
+qq.TotalProgress = function(callback, getSize) {
+ "use strict";
+
+ var perFileProgress = {},
+ totalLoaded = 0,
+ totalSize = 0,
+
+ lastLoadedSent = -1,
+ lastTotalSent = -1,
+ callbackProxy = function(loaded, total) {
+ if (loaded !== lastLoadedSent || total !== lastTotalSent) {
+ callback(loaded, total);
+ }
+
+ lastLoadedSent = loaded;
+ lastTotalSent = total;
+ },
+
+ /**
+ * @param failed Array of file IDs that have failed
+ * @param retryable Array of file IDs that are retryable
+ * @returns true if none of the failed files are eligible for retry
+ */
+ noRetryableFiles = function(failed, retryable) {
+ var none = true;
+
+ qq.each(failed, function(idx, failedId) {
+ if (qq.indexOf(retryable, failedId) >= 0) {
+ none = false;
+ return false;
+ }
+ });
+
+ return none;
+ },
+
+ onCancel = function(id) {
+ updateTotalProgress(id, -1, -1);
+ delete perFileProgress[id];
+ },
+
+ onAllComplete = function(successful, failed, retryable) {
+ if (failed.length === 0 || noRetryableFiles(failed, retryable)) {
+ callbackProxy(totalSize, totalSize);
+ this.reset();
+ }
+ },
+
+ onNew = function(id) {
+ var size = getSize(id);
+
+ // We might not know the size yet, such as for blob proxies
+ if (size > 0) {
+ updateTotalProgress(id, 0, size);
+ perFileProgress[id] = {loaded: 0, total: size};
+ }
+ },
+
+ /**
+ * Invokes the callback with the current total progress of all files in the batch. Called whenever it may
+ * be appropriate to re-calculate and disseminate this data.
+ *
+ * @param id ID of a file that has changed in some important way
+ * @param newLoaded New loaded value for this file. -1 if this value should no longer be part of calculations
+ * @param newTotal New total size of the file. -1 if this value should no longer be part of calculations
+ */
+ updateTotalProgress = function(id, newLoaded, newTotal) {
+ var oldLoaded = perFileProgress[id] ? perFileProgress[id].loaded : 0,
+ oldTotal = perFileProgress[id] ? perFileProgress[id].total : 0;
+
+ if (newLoaded === -1 && newTotal === -1) {
+ totalLoaded -= oldLoaded;
+ totalSize -= oldTotal;
+ }
+ else {
+ if (newLoaded) {
+ totalLoaded += newLoaded - oldLoaded;
+ }
+ if (newTotal) {
+ totalSize += newTotal - oldTotal;
+ }
+ }
+
+ callbackProxy(totalLoaded, totalSize);
+ };
+
+ qq.extend(this, {
+ // Called when a batch of files has completed uploading.
+ onAllComplete: onAllComplete,
+
+ // Called when the status of a file has changed.
+ onStatusChange: function(id, oldStatus, newStatus) {
+ if (newStatus === qq.status.CANCELED || newStatus === qq.status.REJECTED) {
+ onCancel(id);
+ }
+ else if (newStatus === qq.status.SUBMITTING) {
+ onNew(id);
+ }
+ },
+
+ // Called whenever the upload progress of an individual file has changed.
+ onIndividualProgress: function(id, loaded, total) {
+ updateTotalProgress(id, loaded, total);
+ perFileProgress[id] = {loaded: loaded, total: total};
+ },
+
+ // Called whenever the total size of a file has changed, such as when the size of a generated blob is known.
+ onNewSize: function(id) {
+ onNew(id);
+ },
+
+ reset: function() {
+ perFileProgress = {};
+ totalLoaded = 0;
+ totalSize = 0;
+ }
+ });
+};
+
+/*globals qq */
+// Base handler for UI (FineUploader mode) events.
+// Some more specific handlers inherit from this one.
+qq.UiEventHandler = function(s, protectedApi) {
+ "use strict";
+
+ var disposer = new qq.DisposeSupport(),
+ spec = {
+ eventType: "click",
+ attachTo: null,
+ onHandled: function(target, event) {}
+ };
+
+ // This makes up the "public" API methods that will be accessible
+ // to instances constructing a base or child handler
+ qq.extend(this, {
+ addHandler: function(element) {
+ addHandler(element);
+ },
+
+ dispose: function() {
+ disposer.dispose();
+ }
+ });
+
+ function addHandler(element) {
+ disposer.attach(element, spec.eventType, function(event) {
+ // Only in IE: the `event` is a property of the `window`.
+ event = event || window.event;
+
+ // On older browsers, we must check the `srcElement` instead of the `target`.
+ var target = event.target || event.srcElement;
+
+ spec.onHandled(target, event);
+ });
+ }
+
+ // These make up the "protected" API methods that children of this base handler will utilize.
+ qq.extend(protectedApi, {
+ getFileIdFromItem: function(item) {
+ return item.qqFileId;
+ },
+
+ getDisposeSupport: function() {
+ return disposer;
+ }
+ });
+
+ qq.extend(spec, s);
+
+ if (spec.attachTo) {
+ addHandler(spec.attachTo);
+ }
+};
+
+/* global qq */
+qq.FileButtonsClickHandler = function(s) {
+ "use strict";
+
+ var inheritedInternalApi = {},
+ spec = {
+ templating: null,
+ log: function(message, lvl) {},
+ onDeleteFile: function(fileId) {},
+ onCancel: function(fileId) {},
+ onRetry: function(fileId) {},
+ onPause: function(fileId) {},
+ onContinue: function(fileId) {},
+ onGetName: function(fileId) {}
+ },
+ buttonHandlers = {
+ cancel: function(id) { spec.onCancel(id); },
+ retry: function(id) { spec.onRetry(id); },
+ deleteButton: function(id) { spec.onDeleteFile(id); },
+ pause: function(id) { spec.onPause(id); },
+ continueButton: function(id) { spec.onContinue(id); }
+ };
+
+ function examineEvent(target, event) {
+ qq.each(buttonHandlers, function(buttonType, handler) {
+ var firstLetterCapButtonType = buttonType.charAt(0).toUpperCase() + buttonType.slice(1),
+ fileId;
+
+ if (spec.templating["is" + firstLetterCapButtonType](target)) {
+ fileId = spec.templating.getFileId(target);
+ qq.preventDefault(event);
+ spec.log(qq.format("Detected valid file button click event on file '{}', ID: {}.", spec.onGetName(fileId), fileId));
+ handler(fileId);
+ return false;
+ }
+ });
+ }
+
+ qq.extend(spec, s);
+
+ spec.eventType = "click";
+ spec.onHandled = examineEvent;
+ spec.attachTo = spec.templating.getFileList();
+
+ qq.extend(this, new qq.UiEventHandler(spec, inheritedInternalApi));
+};
+
+/*globals qq */
+// Child of FilenameEditHandler. Used to detect click events on filename display elements.
+qq.FilenameClickHandler = function(s) {
+ "use strict";
+
+ var inheritedInternalApi = {},
+ spec = {
+ templating: null,
+ log: function(message, lvl) {},
+ classes: {
+ file: "qq-upload-file",
+ editNameIcon: "qq-edit-filename-icon"
+ },
+ onGetUploadStatus: function(fileId) {},
+ onGetName: function(fileId) {}
+ };
+
+ qq.extend(spec, s);
+
+ // This will be called by the parent handler when a `click` event is received on the list element.
+ function examineEvent(target, event) {
+ if (spec.templating.isFileName(target) || spec.templating.isEditIcon(target)) {
+ var fileId = spec.templating.getFileId(target),
+ status = spec.onGetUploadStatus(fileId);
+
+ // We only allow users to change filenames of files that have been submitted but not yet uploaded.
+ if (status === qq.status.SUBMITTED) {
+ spec.log(qq.format("Detected valid filename click event on file '{}', ID: {}.", spec.onGetName(fileId), fileId));
+ qq.preventDefault(event);
+
+ inheritedInternalApi.handleFilenameEdit(fileId, target, true);
+ }
+ }
+ }
+
+ spec.eventType = "click";
+ spec.onHandled = examineEvent;
+
+ qq.extend(this, new qq.FilenameEditHandler(spec, inheritedInternalApi));
+};
+
+/*globals qq */
+// Child of FilenameEditHandler. Used to detect focusin events on file edit input elements.
+qq.FilenameInputFocusInHandler = function(s, inheritedInternalApi) {
+ "use strict";
+
+ var spec = {
+ templating: null,
+ onGetUploadStatus: function(fileId) {},
+ log: function(message, lvl) {}
+ };
+
+ if (!inheritedInternalApi) {
+ inheritedInternalApi = {};
+ }
+
+ // This will be called by the parent handler when a `focusin` event is received on the list element.
+ function handleInputFocus(target, event) {
+ if (spec.templating.isEditInput(target)) {
+ var fileId = spec.templating.getFileId(target),
+ status = spec.onGetUploadStatus(fileId);
+
+ if (status === qq.status.SUBMITTED) {
+ spec.log(qq.format("Detected valid filename input focus event on file '{}', ID: {}.", spec.onGetName(fileId), fileId));
+ inheritedInternalApi.handleFilenameEdit(fileId, target);
+ }
+ }
+ }
+
+ spec.eventType = "focusin";
+ spec.onHandled = handleInputFocus;
+
+ qq.extend(spec, s);
+ qq.extend(this, new qq.FilenameEditHandler(spec, inheritedInternalApi));
+};
+
+/*globals qq */
+/**
+ * Child of FilenameInputFocusInHandler. Used to detect focus events on file edit input elements. This child module is only
+ * needed for UAs that do not support the focusin event. Currently, only Firefox lacks this event.
+ *
+ * @param spec Overrides for default specifications
+ */
+qq.FilenameInputFocusHandler = function(spec) {
+ "use strict";
+
+ spec.eventType = "focus";
+ spec.attachTo = null;
+
+ qq.extend(this, new qq.FilenameInputFocusInHandler(spec, {}));
+};
+
+/*globals qq */
+// Handles edit-related events on a file item (FineUploader mode). This is meant to be a parent handler.
+// Children will delegate to this handler when specific edit-related actions are detected.
+qq.FilenameEditHandler = function(s, inheritedInternalApi) {
+ "use strict";
+
+ var spec = {
+ templating: null,
+ log: function(message, lvl) {},
+ onGetUploadStatus: function(fileId) {},
+ onGetName: function(fileId) {},
+ onSetName: function(fileId, newName) {},
+ onEditingStatusChange: function(fileId, isEditing) {}
+ };
+
+ function getFilenameSansExtension(fileId) {
+ var filenameSansExt = spec.onGetName(fileId),
+ extIdx = filenameSansExt.lastIndexOf(".");
+
+ if (extIdx > 0) {
+ filenameSansExt = filenameSansExt.substr(0, extIdx);
+ }
+
+ return filenameSansExt;
+ }
+
+ function getOriginalExtension(fileId) {
+ var origName = spec.onGetName(fileId);
+ return qq.getExtension(origName);
+ }
+
+ // Callback iff the name has been changed
+ function handleNameUpdate(newFilenameInputEl, fileId) {
+ var newName = newFilenameInputEl.value,
+ origExtension;
+
+ if (newName !== undefined && qq.trimStr(newName).length > 0) {
+ origExtension = getOriginalExtension(fileId);
+
+ if (origExtension !== undefined) {
+ newName = newName + "." + origExtension;
+ }
+
+ spec.onSetName(fileId, newName);
+ }
+
+ spec.onEditingStatusChange(fileId, false);
+ }
+
+ // The name has been updated if the filename edit input loses focus.
+ function registerInputBlurHandler(inputEl, fileId) {
+ inheritedInternalApi.getDisposeSupport().attach(inputEl, "blur", function() {
+ handleNameUpdate(inputEl, fileId);
+ });
+ }
+
+ // The name has been updated if the user presses enter.
+ function registerInputEnterKeyHandler(inputEl, fileId) {
+ inheritedInternalApi.getDisposeSupport().attach(inputEl, "keyup", function(event) {
+
+ var code = event.keyCode || event.which;
+
+ if (code === 13) {
+ handleNameUpdate(inputEl, fileId);
+ }
+ });
+ }
+
+ qq.extend(spec, s);
+
+ spec.attachTo = spec.templating.getFileList();
+
+ qq.extend(this, new qq.UiEventHandler(spec, inheritedInternalApi));
+
+ qq.extend(inheritedInternalApi, {
+ handleFilenameEdit: function(id, target, focusInput) {
+ var newFilenameInputEl = spec.templating.getEditInput(id);
+
+ spec.onEditingStatusChange(id, true);
+
+ newFilenameInputEl.value = getFilenameSansExtension(id);
+
+ if (focusInput) {
+ newFilenameInputEl.focus();
+ }
+
+ registerInputBlurHandler(newFilenameInputEl, id);
+ registerInputEnterKeyHandler(newFilenameInputEl, id);
+ }
+ });
+};
+if (typeof define === 'function' && define.amd) {
+ define(function() {
+ return qq;
+ });
+}
+else if (typeof module !== 'undefined' && module.exports) {
+ module.exports = qq;
+}
+else {
+ global.qq = qq;
+}
+}(window));
+
+/*! 2016-06-16 */
diff --git a/public/loading.gif b/public/loading.gif
new file mode 100644
index 0000000..6fba776
--- /dev/null
+++ b/public/loading.gif
Binary files differ
diff --git a/public/upload.html b/public/upload.html
new file mode 100644
index 0000000..a6876ac
--- /dev/null
+++ b/public/upload.html
@@ -0,0 +1,131 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <meta charset="utf-8">
+ <title>Upload</title>
+ <script type='text/javascript' src='https://code.jquery.com/jquery-3.0.0.min.js'></script>
+ <link href="fine-uploader.css" rel="stylesheet">
+ <script src="fine-uploader.js"></script>
+ <script type="text/template" id="qq-template">
+ <div class="qq-uploader-selector qq-uploader" qq-drop-area-text="Drop files here">
+ <div class="qq-total-progress-bar-container-selector qq-total-progress-bar-container">
+ <div role="progressbar" aria-valuenow="0" aria-valuemin="0" aria-valuemax="100" class="qq-total-progress-bar-selector qq-progress-bar qq-total-progress-bar"></div>
+ </div>
+ <div class="qq-upload-drop-area-selector qq-upload-drop-area" qq-hide-dropzone>
+ <span class="qq-upload-drop-area-text-selector"></span>
+ </div>
+ <div class="qq-upload-button-selector qq-upload-button">
+ <div>Dateien auswählen/Select files</div>
+ </div>
+ <span class="qq-drop-processing-selector qq-drop-processing">
+ <span>Processing dropped files...</span>
+ <span class="qq-drop-processing-spinner-selector qq-drop-processing-spinner"></span>
+ </span>
+ <ul class="qq-upload-list-selector qq-upload-list" aria-live="polite" aria-relevant="additions removals">
+ <li>
+ <div class="qq-progress-bar-container-selector">
+ <div role="progressbar" aria-valuenow="0" aria-valuemin="0" aria-valuemax="100" class="qq-progress-bar-selector qq-progress-bar"></div>
+ </div>
+ <span class="qq-upload-spinner-selector qq-upload-spinner"></span>
+ <span class="qq-upload-file-selector qq-upload-file"></span>
+ <span class="qq-edit-filename-icon-selector qq-edit-filename-icon" aria-label="Edit filename"></span>
+ <input class="qq-edit-filename-selector qq-edit-filename" tabindex="0" type="text">
+ <span class="qq-upload-size-selector qq-upload-size"></span>
+ <button type="button" class="qq-btn qq-upload-cancel-selector qq-upload-cancel">Cancel</button>
+ <button type="button" class="qq-btn qq-upload-retry-selector qq-upload-retry">Retry</button>
+ <button type="button" class="qq-btn qq-upload-delete-selector qq-upload-delete">Delete</button>
+ <span role="status" class="qq-upload-status-text-selector qq-upload-status-text"></span>
+ </li>
+ </ul>
+
+ <dialog class="qq-alert-dialog-selector">
+ <div class="qq-dialog-message-selector"></div>
+ <div class="qq-dialog-buttons">
+ <button type="button" class="qq-cancel-button-selector">Close</button>
+ </div>
+ </dialog>
+
+ <dialog class="qq-confirm-dialog-selector">
+ <div class="qq-dialog-message-selector"></div>
+ <div class="qq-dialog-buttons">
+ <button type="button" class="qq-cancel-button-selector">No</button>
+ <button type="button" class="qq-ok-button-selector">Yes</button>
+ </div>
+ </dialog>
+
+ <dialog class="qq-prompt-dialog-selector">
+ <div class="qq-dialog-message-selector"></div>
+ <input type="text">
+ <div class="qq-dialog-buttons">
+ <button type="button" class="qq-cancel-button-selector">Cancel</button>
+ <button type="button" class="qq-ok-button-selector">Ok</button>
+ </div>
+ </dialog>
+ </div>
+ </script>
+ <script type='text/javascript'>
+ function createUploader(dirname,token) {
+ var uploader = new qq.FineUploader({
+ element: document.getElementById('fine-uploader'),
+ template: document.getElementById('qq-template'),
+ request: {
+ endpoint: '/upload?dirname='+dirname+'&token='+token,
+ },
+ callbacks: {
+ onAllComplete: function () { list_dir(dirname,token) }
+ }
+ });
+ }
+ var get_param = function (url,param)
+ {
+ var regex = new RegExp(param+"=(\\w+)");
+ var match = document.URL.match(regex);
+ if (match) {
+ return match[1];
+ }
+
+ return "";
+ }
+
+ var list_dir = function (dirname,token) {
+ $.ajax({
+ url: '/list_dir/'+dirname+'/'+token,
+ success: function (response) {
+ $("#list").html(response);
+ }
+ })
+ }
+
+ $(document).ready(function() {
+ var dirname = get_param(document.URL, "dirname");
+ var token = get_param(document.URL, "token");
+ if (dirname != "" && token != "") {
+ createUploader(dirname,token);
+ }
+ list_dir(dirname, token);
+ $("#dirname").text(dirname);
+ $("#token").text(token);
+ $.ajax({
+ url: '/check/'+dirname+'/'+token,
+ success: function (response) {
+ $("#ok").text(response);
+ }
+ });
+ });
+ </script>
+ </head>
+
+ <body>
+
+ <div id="fine-uploader"></div>
+ <br />
+ <br />
+ <br />
+ Derzeitige Dateien/Current files:
+ <div id="list"></div>
+ <p><strong>Verzeichnis/Directory: <span id="dirname"></span>,
+ token: <span id="token"></span>, token OK: <span id="ok"></span></strong></p>
+
+ </body>
+</html>
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 17:52:55 +0000