- added to FunctionBase: bool register_default_models (default true)

if true then winix will add default models for ezc templates such as "request", "item", etc.
- some methods from templates/item.cpp moved to Item

winixd/core/textstream.h

@@ -94,6 +94,11 @@ public:
 	void Str(const StringType & str);
 	void Str(const StringType && str);
 
+	void to_str(std::string & str,  bool clear_string = true) const;
+	void to_str(std::wstring & str, bool clear_string = true) const;
+	void to_string(std::string & str,  bool clear_string = true) const;
+	void to_string(std::wstring & str, bool clear_string = true) const;
+
 	CharType operator[](size_t index);
 
 	TextStream & operator<<(const char * str);
@@ -115,6 +120,8 @@ public:
 	TextStream & operator<<(const pt::Space & space);
 	TextStream & operator<<(const pt::Date & date);
 
+	TextStream & operator<<(const TextStream & stream);
+
 	template<typename arg_char_type, size_t arg_stack_size, size_t arg_heap_block_size>
 	TextStream & operator<<(const pt::TextStreamBase<arg_char_type, arg_stack_size, arg_heap_block_size> & arg);
 
@@ -233,10 +240,59 @@ void TextStream<StringType>::Str(const StringType & str)
 template<class StringType>
 void TextStream<StringType>::Str(const StringType && str)
 {
-	buffer = str;
+	buffer = std::move(str);
 }
 
 
+template<class StringType>
+void TextStream<StringType>::to_str(std::string & str, bool clear_string) const
+{
+	return to_string(str, clear_string);
+}
+
+
+template<class StringType>
+void TextStream<StringType>::to_str(std::wstring & str, bool clear_string) const
+{
+	return to_string(str, clear_string);
+}
+
+
+template<class StringType>
+void TextStream<StringType>::to_string(std::string & str, bool clear_string) const
+{
+	if( clear_string )
+		str.clear();
+
+	if constexpr (sizeof(typename StringType::value_type) == sizeof(char))
+	{
+		str.append(buffer);
+	}
+	else
+	{
+		pt::wide_to_utf8(buffer, str, false);
+	}
+}
+
+
+template<class StringType>
+void TextStream<StringType>::to_string(std::wstring & str, bool clear_string) const
+{
+	if( clear_string )
+		str.clear();
+
+	if constexpr (sizeof(typename StringType::value_type) == sizeof(wchar_t))
+	{
+		str.append(buffer);
+	}
+	else
+	{
+		pt::utf8_to_wide(buffer, str, false);
+	}
+}
+
+
+
 
 template<class StringType>
 typename TextStream<StringType>::CharType TextStream<StringType>::operator[](size_t index)
@@ -455,6 +511,19 @@ return *this;
 }
 
 
+
+template<class StringType>
+TextStream<StringType> & TextStream<StringType>::operator<<(const TextStream<StringType> & stream)
+{
+	buffer.append(stream.buffer);
+
+return *this;
+}
+
+
+
+
+
 template<class StringType>
 template<typename arg_char_type, size_t arg_stack_size, size_t arg_heap_block_size>
 TextStream<StringType> & TextStream<StringType>::operator<<(