better wrapper script

1 files changed, 47 insertions, 0 deletions

diff --git a/util/wrapper.rb b/util/wrapper.rb
new file mode 100755
index 0000000..8445f0f
--- /dev/null
+++ b/util/wrapper.rb
@@ -0,0 +1,47 @@
+#!/usr/bin/env ruby
+
+require 'nanomsg'
+require 'open3'
+require 'trollop'
+
+conf = Trollop::options do
+  opt :action,         "tokenize,  detokenize or truecase", :short => "-a", :type => :string, :required => true
+  opt :addr,           "socket address",                    :short => "-S", :type => :string, :required => true
+  opt :ext,            "path to externals",                 :short => "-e", :type => :string, :required => true
+  opt :lang,           "language",                          :short => "-l", :type => :string
+  opt :truecase_model, "model file for truecaser",          :short => "-t", :type => :string
+end
+
+sock = NanoMsg::PairSocket.new
+sock.bind conf[:addr]
+sock.send "hello"
+
+if conf[:action] == "detokenize"
+  cmd = "#{conf[:ext]}/detokenizer.perl -q -b -u -l #{conf[:lang]}"
+  if !conf[:lang]
+    STDERR.write "[detokenizer] No language given, exiting!\n"; exit
+  end
+elsif conf[:action] == "tokenize"
+  cmd = "#{conf[:ext]}/tokenizer-no-escape.perl -q -b -a -l #{conf[:lang]}"
+  if !conf[:lang]
+    STDERR.write "[tokenizer] No language given, exiting!\n"; exit
+  end
+elsif conf[:action] == "truecase"
+  cmd = "#{conf[:ext]}/truecase.perl -b --model #{conf[:truecase_model]}"
+  if !conf[:truecase_model]
+    STDERR.write "[truecaser] No model given for truecaser, exiting!\n"; exit
+  end
+else
+  STDERR.write "[wrapper] Unknown action #{conf[:action]}, exiting!\n"; exit
+end
+pin, pout, perr = Open3.popen3(cmd)
+while true
+  inp = sock.recv.strip+"\n"
+  break if !inp||inp=="shutdown"
+  pin.write inp
+  sock.send pout.gets.strip
+end
+
+pin.close; pout.close; perr.close
+sock.send "off"
+