From bb3f703d572e9f4a4b971bfa2483e0caf060587d Mon Sep 17 00:00:00 2001
From: Chris Dyer <redpony@gmail.com>
Date: Sat, 17 May 2014 17:46:20 -0400
Subject: stub for t2t translator

---
 decoder/decoder.cc                |  8 +++++---
 decoder/translator.h              |  3 ++-
 decoder/tree2string_translator.cc | 12 +++++++-----
 3 files changed, 14 insertions(+), 9 deletions(-)

diff --git a/decoder/decoder.cc b/decoder/decoder.cc
index 41f36822..6783cad0 100644
--- a/decoder/decoder.cc
+++ b/decoder/decoder.cc
@@ -490,8 +490,8 @@ DecoderImpl::DecoderImpl(po::variables_map& conf, int argc, char** argv, istream
   }
 
   formalism = LowercaseString(str("formalism",conf));
-  if (formalism != "t2s" && formalism != "scfg" && formalism != "fst" && formalism != "lextrans" && formalism != "pb" && formalism != "csplit" && formalism != "tagger" && formalism != "lexalign" && formalism != "rescore") {
-    cerr << "Error: --formalism takes only 'scfg', 'fst', 'pb', 't2s', 'csplit', 'lextrans', 'lexalign', 'rescore', or 'tagger'\n";
+  if (formalism != "t2s" && formalism != "t2t" && formalism != "scfg" && formalism != "fst" && formalism != "lextrans" && formalism != "pb" && formalism != "csplit" && formalism != "tagger" && formalism != "lexalign" && formalism != "rescore") {
+    cerr << "Error: --formalism takes only 'scfg', 'fst', 'pb', 't2s', 't2t', 'csplit', 'lextrans', 'lexalign', 'rescore', or 'tagger'\n";
     cerr << dcmdline_options << endl;
     exit(1);
   }
@@ -627,7 +627,9 @@ DecoderImpl::DecoderImpl(po::variables_map& conf, int argc, char** argv, istream
   if (formalism == "scfg")
     translator.reset(new SCFGTranslator(conf));
   else if (formalism == "t2s")
-    translator.reset(new Tree2StringTranslator(conf));
+    translator.reset(new Tree2StringTranslator(conf, false));
+  else if (formalism == "t2t")
+    translator.reset(new Tree2StringTranslator(conf, true));
   else if (formalism == "fst")
     translator.reset(new FSTTranslator(conf));
   else if (formalism == "pb")
diff --git a/decoder/translator.h b/decoder/translator.h
index 72b2f0b0..ba218a0b 100644
--- a/decoder/translator.h
+++ b/decoder/translator.h
@@ -101,7 +101,8 @@ class RescoreTranslator : public Translator {
 class Tree2StringTranslatorImpl;
 class Tree2StringTranslator : public Translator {
  public:
-  Tree2StringTranslator(const boost::program_options::variables_map& conf);
+  Tree2StringTranslator(const boost::program_options::variables_map& conf,
+                        bool has_multiple_states);
   virtual std::string GetDecoderType() const;
  protected:
   bool TranslateImpl(const std::string& src,
diff --git a/decoder/tree2string_translator.cc b/decoder/tree2string_translator.cc
index 5d7aa5e2..101ed21c 100644
--- a/decoder/tree2string_translator.cc
+++ b/decoder/tree2string_translator.cc
@@ -23,7 +23,7 @@ struct Tree2StringGrammarNode {
 
 // this needs to be rewritten so it is fast and checks errors well
 // use a lexer probably
-void ReadTree2StringGrammar(istream* in, Tree2StringGrammarNode* root) {
+void ReadTree2StringGrammar(istream* in, Tree2StringGrammarNode* root, bool has_multiple_states) {
   string line;
   while(getline(*in, line)) {
     size_t pos = line.find("|||");
@@ -143,7 +143,8 @@ struct Tree2StringTranslatorImpl {
   vector<boost::shared_ptr<Tree2StringGrammarNode>> root;
   bool add_pass_through_rules;
   unsigned remove_grammars;
-  Tree2StringTranslatorImpl(const boost::program_options::variables_map& conf) :
+  Tree2StringTranslatorImpl(const boost::program_options::variables_map& conf,
+                            bool has_multiple_states) :
       add_pass_through_rules(conf.count("add_pass_through_rules")) {
     if (conf.count("grammar")) {
       const vector<string> gf = conf["grammar"].as<vector<string>>();
@@ -152,7 +153,7 @@ struct Tree2StringTranslatorImpl {
       for (auto& f : gf) {
         ReadFile rf(f);
         root[gc].reset(new Tree2StringGrammarNode);
-        ReadTree2StringGrammar(rf.stream(), &*root[gc++]);
+        ReadTree2StringGrammar(rf.stream(), &*root[gc++], has_multiple_states);
       }
     }
   }
@@ -357,8 +358,9 @@ struct Tree2StringTranslatorImpl {
   }
 };
 
-Tree2StringTranslator::Tree2StringTranslator(const boost::program_options::variables_map& conf) :
-  pimpl_(new Tree2StringTranslatorImpl(conf)) {}
+Tree2StringTranslator::Tree2StringTranslator(const boost::program_options::variables_map& conf,
+                                             bool has_multiple_states) :
+  pimpl_(new Tree2StringTranslatorImpl(conf, has_multiple_states)) {}
 
 bool Tree2StringTranslator::TranslateImpl(const string& input,
                                SentenceMetadata* smeta,
-- 
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