From f7b9db1358746b0872db05013fdb2a2d76ae64f4 Mon Sep 17 00:00:00 2001
From: nojhan <nojhan@gmail.com>
Date: Mon, 16 Apr 2012 11:28:47 +0200
Subject: [PATCH] generilaze the output of an eoState : now you can change the
 format, comes with defaults formatting (latex and json)

---
 eo/src/utils/eoState.cpp | 62 ++++++++++++++++++++++++-------
 eo/src/utils/eoState.h   | 79 +++++++++++++++++++++++++++++++++++++++-
 2 files changed, 127 insertions(+), 14 deletions(-)

diff --git a/eo/src/utils/eoState.cpp b/eo/src/utils/eoState.cpp
index d9d06d99..c6d38500 100644
--- a/eo/src/utils/eoState.cpp
+++ b/eo/src/utils/eoState.cpp
@@ -18,7 +18,7 @@ using namespace std;
 
 
 
-void removeComment(string& str, string comment)
+void eoState::removeComment(string& str, string comment)
 {
     string::size_type pos = str.find(comment);
 
@@ -28,21 +28,23 @@ void removeComment(string& str, string comment)
     }
 }
 
-bool is_section(const string& str, string& name)
+bool eoState::is_section(const string& str, string& name)
 {
-    string::size_type pos = str.find("\\section{");
+    string::size_type pos = str.find(_tag_section_so);
 
     if (pos == string::npos)
         return false;
     //else
 
-    string::size_type end = str.find("}");
+    string::size_type end = str.find(_tag_section_sc);
 
     if (end == string::npos)
         return false;
     // else
 
-    name = str.substr(pos + 9, end-9);
+    // affect name, passed by reference
+    // Note: substr( start, count )
+    name = str.substr( pos + _tag_section_so.size(), end - _tag_section_so.size() );
 
     return true;
 }
@@ -84,6 +86,7 @@ void eoState::load(const string& _filename)
     load(is);
 }
 
+// FIXME implement parsing and loading of other formats
 void eoState::load(std::istream& is)
 {
     string str;
@@ -158,16 +161,49 @@ void eoState::save(const string& filename) const
     save(os);
 }
 
-void eoState::save(std::ostream& os) const
-{ // saves in order of insertion
-    for (vector<ObjectMap::iterator>::const_iterator it = creationOrder.begin(); it != creationOrder.end(); ++it)
-    {
-        os << "\\section{" << (*it)->first << "}\n";
-        (*it)->second->printOn(os);
-        os << '\n';
-    }
+//void eoState::save(std::ostream& os) const
+//{ // saves in order of insertion
+//    for (vector<ObjectMap::iterator>::const_iterator it = creationOrder.begin(); it != creationOrder.end(); ++it)
+//    {
+//        os << "\\section{" << (*it)->first << "}\n";
+//        (*it)->second->printOn(os);
+//        os << '\n';
+//    }
+//}
+
+void eoState::saveSection( std::ostream& os, vector<ObjectMap::iterator>::const_iterator it) const
+{
+    os << _tag_section_so << (*it)->first << _tag_section_sc;
+
+    os << _tag_content_s;
+    (*it)->second->printOn(os);
+    os << _tag_content_e;
+
+    os << _tag_section_e;
 }
 
+
+void eoState::save(std::ostream& os) const
+{
+    os << _tag_state_so << _tag_state_name << _tag_state_sc;
+   
+    // save the first section
+    assert( creationOrder.size() > 0 );
+    // saves in order of insertion
+    vector<ObjectMap::iterator>::const_iterator it = creationOrder.begin();
+    saveSection(os,it);
+    it++;
+
+    while( it != creationOrder.end() ) {
+        // add a separator only before [1,n] elements
+        os << _tag_section_sep;
+        saveSection(os, it);
+        it++;
+    }
+    os << _tag_state_e;
+}
+
+
 string eoState::createObjectName(eoObject* obj)
 {
     if (obj == 0)
diff --git a/eo/src/utils/eoState.h b/eo/src/utils/eoState.h
index 53c3a83d..1655e2e2 100644
--- a/eo/src/utils/eoState.h
+++ b/eo/src/utils/eoState.h
@@ -56,10 +56,50 @@ class eoState : public eoFunctorStore
 {
 public :
 
-    eoState(void) {}
+    eoState(std::string name="") :
+      _tag_state_so(""),
+      _tag_state_name(name),
+      _tag_state_sc(""),
+      _tag_section_so("\\section{"),
+      _tag_section_sc("}\n"),
+      _tag_content_s(""),
+      _tag_content_e(""),
+      _tag_section_sep(""),
+      _tag_section_e("\n"),
+      _tag_state_e("")
+    {}
 
     ~eoState(void);
 
+    void formatLatex(std::string name)
+    {
+        _tag_state_so = "";
+        _tag_state_name = name;
+        _tag_state_sc = "";
+        _tag_section_so = "\\section{";
+        _tag_section_sc = "}\n";
+        _tag_content_s = "";
+        _tag_content_e = "";
+        _tag_section_sep = "";
+        _tag_section_e = "\n";
+        _tag_state_e = "";
+    }
+
+    void formatJSON(std::string name)
+    {
+        _tag_state_so = "{ \"";
+        _tag_state_name = name;
+        _tag_state_sc = "\":\n";
+        _tag_section_so = "\t{ \"";
+        _tag_section_sc = "\":\n";
+        _tag_content_s = "\"";
+        _tag_content_e = "\"";
+        _tag_section_sep = ",\n";
+        _tag_section_e = "\t}\n";
+        _tag_state_e = "}\n";
+    }
+
+
     /**
     * Object registration function, note that it does not take ownership!
     */
@@ -131,6 +171,43 @@ private :
     eoState(const eoState&);
     eoState& operator=(const eoState&);
 
+    /* \@{
+     * s=start, e=end
+     * o=open, c=close
+     *
+     * { "my_state": 
+     *     {
+     *         "section_pop":"…",
+     *         "section_rng":"…"
+     *     }
+     *  }
+     *
+     *                           // JSON         LATEX (default)
+     */
+    std::string _tag_state_so;   // { "          
+    std::string _tag_state_name; // my_state     
+    std::string _tag_state_sc;   // ":           
+
+    std::string _tag_section_so; // { "          \\section{
+    std::string _tag_section_sc; // ":           }\n
+
+    std::string _tag_content_s; // "
+    std::string _tag_content_e; // "
+
+    std::string _tag_section_sep;// ,
+
+    std::string _tag_section_e; // }           \n
+
+    std::string _tag_state_e;   // }
+    /** \@} */
+ 
+    void removeComment( std::string& str, std::string comment);
+
+    bool is_section(const std::string& str, std::string& name);
+
+protected:
+    void saveSection( std::ostream& os, std::vector<ObjectMap::iterator>::const_iterator it) const;
+
 };
 /** @example t-eoStateAndParser.cpp
  */