1 files changed, 103 insertions, 0 deletions
diff --git a/src/make_pak.cc b/src/make_pak.cc
new file mode 100644
index 0000000..db3a8a4
--- /dev/null
+++ b/src/make_pak.cc
@@ -0,0 +1,103 @@
+#include <iostream>
+#include <fstream>
+#include <msgpack.hpp>
+#include <msgpack/fbuffer.hpp>
+#include <string>
+
+#include "json-cpp/single_include/json-cpp.hpp"
+#include "hypergraph.hh"
+#include "types.hh"
+
+using namespace std;
+
+struct DummyNode {
+         size_t id;
+         string symbol;
+  vector<short> span;
+};
+
+struct DummyEdge {
+          size_t head_id;
+          size_t rule_id;
+  vector<size_t> tails_ids;
+          string f;
+         score_t score;
+};
+
+struct DummyHg {
+     vector<string> rules;
+  vector<DummyNode> nodes;
+  vector<DummyEdge> edges;
+};
+
+template<typename X> inline void
+serialize(jsoncpp::Stream<X>& stream, DummyNode& o)
+{
+  fields(o, stream, "id", o.id, "symbol", o.symbol, "span", o.span);
+}
+
+template<typename X> inline void
+serialize(jsoncpp::Stream<X>& stream, DummyEdge& o)
+{
+  fields(o, stream, "head", o.head_id, "rule", o.rule_id, "tails", o.tails_ids, "score", o.score);
+}
+
+template<typename X> inline void
+serialize(jsoncpp::Stream<X>& stream, DummyHg& o)
+{
+  fields(o, stream, "rules", o.rules, "nodes", o.nodes, "edges", o.edges);
+}
+
+int
+main(int argc, char** argv)
+{
+  // read from json
+  ifstream ifs(argv[1]);
+  string json_str((istreambuf_iterator<char>(ifs) ),
+                   (istreambuf_iterator<char>()));
+  DummyHg hg;
+  vector<string> rules;
+  hg.rules = rules;
+  vector<DummyNode> nodes;
+  hg.nodes = nodes;
+  vector<DummyEdge> edges;
+  hg.edges = edges;
+  jsoncpp::parse(hg, json_str);
+
+  // convert to proper objects
+  vector<Hg::Node*> nodes_conv;
+  for (const auto it: hg.nodes) {
+    Hg::Node* n = new Hg::Node;
+    n->id = it.id;
+    n->symbol = it.symbol;
+    n->left = it.span[0];
+    n->right = it.span[1];
+    nodes_conv.push_back(n);
+  }
+  vector<Hg::Edge*> edges_conv;
+  for (const auto it: hg.edges) {
+    Hg::Edge* e = new Hg::Edge;
+    e->head_id_ = it.head_id;
+    e->tails_ids_ = it.tails_ids;
+    e->score = it.score;
+    e->rule_id_ = it.rule_id;
+    edges_conv.push_back(e);
+  }
+
+  // write to msgpack
+  FILE* file = fopen(argv[2], "wb");
+  msgpack::fbuffer fbuf(file);
+  msgpack::pack(fbuf, hg.rules.size());
+  msgpack::pack(fbuf, hg.nodes.size());
+  msgpack::pack(fbuf, hg.edges.size());
+  for (const auto it: hg.rules)
+    msgpack::pack(fbuf, it);
+  for (const auto it: nodes_conv)
+    msgpack::pack(fbuf, *it);
+  for (const auto it: edges_conv)
+    msgpack::pack(fbuf, *it);
+  fclose(file);
+
+  return 0;
+}
+