1 files changed, 153 insertions, 0 deletions
diff --git a/protocols/FacebookRM/JSON_CAJUN/writer.inl b/protocols/FacebookRM/JSON_CAJUN/writer.inl
new file mode 100644
index 0000000000..eeb3db94b9
--- /dev/null
+++ b/protocols/FacebookRM/JSON_CAJUN/writer.inl
@@ -0,0 +1,153 @@
+/**********************************************
+
+License: BSD
+Project Webpage: http://cajun-jsonapi.sourceforge.net/
+Author: Terry Caton
+
+***********************************************/
+
+#include "writer.h"
+#include <iostream>
+#include <iomanip>
+
+/*  
+
+TODO:
+* better documentation
+* unicode character encoding
+
+*/
+
+namespace json
+{
+
+
+inline void Writer::Write(const UnknownElement& elementRoot, std::ostream& ostr) { Write_i(elementRoot, ostr); }
+inline void Writer::Write(const Object& object, std::ostream& ostr)              { Write_i(object, ostr); }
+inline void Writer::Write(const Array& array, std::ostream& ostr)                { Write_i(array, ostr); }
+inline void Writer::Write(const Number& number, std::ostream& ostr)              { Write_i(number, ostr); }
+inline void Writer::Write(const String& string, std::ostream& ostr)              { Write_i(string, ostr); }
+inline void Writer::Write(const Boolean& boolean, std::ostream& ostr)            { Write_i(boolean, ostr); }
+inline void Writer::Write(const Null& null, std::ostream& ostr)                  { Write_i(null, ostr); }
+
+
+inline Writer::Writer(std::ostream& ostr) :
+   m_ostr(ostr),
+   m_nTabDepth(0)
+{}
+
+template <typename ElementTypeT>
+void Writer::Write_i(const ElementTypeT& element, std::ostream& ostr)
+{
+   Writer writer(ostr);
+   writer.Write_i(element);
+   ostr.flush(); // all done
+}
+
+inline void Writer::Write_i(const Array& array)
+{
+   if (array.Empty())
+      m_ostr << "[]";
+   else
+   {
+      m_ostr << '[' << std::endl;
+      ++m_nTabDepth;
+
+      Array::const_iterator it(array.Begin()),
+                            itEnd(array.End());
+      while (it != itEnd) {
+         m_ostr << std::string(m_nTabDepth, '\t');
+         
+         Write_i(*it);
+
+         if (++it != itEnd)
+            m_ostr << ',';
+         m_ostr << std::endl;
+      }
+
+      --m_nTabDepth;
+      m_ostr << std::string(m_nTabDepth, '\t') << ']';
+   }
+}
+
+inline void Writer::Write_i(const Object& object)
+{
+   if (object.Empty())
+      m_ostr << "{}";
+   else
+   {
+      m_ostr << '{' << std::endl;
+      ++m_nTabDepth;
+
+      Object::const_iterator it(object.Begin()),
+                             itEnd(object.End());
+      while (it != itEnd) {
+         m_ostr << std::string(m_nTabDepth, '\t') << '"' << it->name << "\" : ";
+         Write_i(it->element); 
+
+         if (++it != itEnd)
+            m_ostr << ',';
+         m_ostr << std::endl;
+      }
+
+      --m_nTabDepth;
+      m_ostr << std::string(m_nTabDepth, '\t') << '}';
+   }
+}
+
+inline void Writer::Write_i(const Number& numberElement)
+{
+   m_ostr << std::setprecision(20) << numberElement.Value();
+}
+
+inline void Writer::Write_i(const Boolean& booleanElement)
+{
+   m_ostr << (booleanElement.Value() ? "true" : "false");
+}
+
+inline void Writer::Write_i(const String& stringElement)
+{
+   m_ostr << '"';
+
+   const std::string& s = stringElement.Value();
+   std::string::const_iterator it(s.begin()),
+                               itEnd(s.end());
+   for (; it != itEnd; ++it)
+   {
+      switch (*it)
+      {
+         case '"':         m_ostr << "\\\"";   break;
+         case '\\':        m_ostr << "\\\\";   break;
+         case '\b':        m_ostr << "\\b";    break;
+         case '\f':        m_ostr << "\\f";    break;
+         case '\n':        m_ostr << "\\n";    break;
+         case '\r':        m_ostr << "\\r";    break;
+         case '\t':        m_ostr << "\\t";    break;
+         //case '\u':        m_ostr << "";    break;  ??
+         default:          m_ostr << *it;       break;
+      }
+   }
+
+   m_ostr << '"';   
+}
+
+inline void Writer::Write_i(const Null& )
+{
+   m_ostr << "null";
+}
+
+inline void Writer::Write_i(const UnknownElement& unknown)
+{
+   unknown.Accept(*this); 
+}
+
+inline void Writer::Visit(const Array& array)       { Write_i(array); }
+inline void Writer::Visit(const Object& object)     { Write_i(object); }
+inline void Writer::Visit(const Number& number)     { Write_i(number); }
+inline void Writer::Visit(const String& string)     { Write_i(string); }
+inline void Writer::Visit(const Boolean& boolean)   { Write_i(boolean); }
+inline void Writer::Visit(const Null& null)         { Write_i(null); }
+
+
+
+} // End namespace