/*
 * This file is a part of Winix
 * and is distributed under the 2-Clause BSD licence.
 * Author: Tomasz Sowa <t.sowa@ttmath.org>
 */

/* 
 * Copyright (c) 2010-2014, Tomasz Sowa
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 * 
 */
 
#include "htmltextstream.h"

namespace Winix
{



HtmlTextStream::HtmlTextStream()
{
	escape = true;
}




/*
	without escaping
*/

HtmlTextStream & HtmlTextStream::PutChar(char c)
{
	TextStream<std::wstring>::operator<<(c);

return *this;
}


HtmlTextStream & HtmlTextStream::PutChar(wchar_t c)
{
	TextStream<std::wstring>::operator<<(c);

return *this;
}



HtmlTextStream & HtmlTextStream::PutText(const char * str)
{
	TextStream<std::wstring>::operator<<(str);

return *this;
}


HtmlTextStream & HtmlTextStream::PutText(const char * str, size_t len)
{
	TextStream<std::wstring>::Write(str, len);

return *this;
}


HtmlTextStream & HtmlTextStream::PutText(const std::string * str)
{
	TextStream<std::wstring>::operator<<(str);

return *this;
}


HtmlTextStream & HtmlTextStream::PutText(const std::string & str)
{
	TextStream<std::wstring>::operator<<(str);

return *this;
}



HtmlTextStream & HtmlTextStream::PutText(const wchar_t * str)
{
	TextStream<std::wstring>::operator<<(str);

return *this;
}


HtmlTextStream & HtmlTextStream::PutText(const std::wstring * str)
{
	TextStream<std::wstring>::operator<<(str);

return *this;
}


HtmlTextStream & HtmlTextStream::PutText(const std::wstring & str)
{
	TextStream<std::wstring>::operator<<(str);

return *this;
}







HtmlTextStream & HtmlTextStream::operator<<(const RawText<const char*> & raw)
{
	return PutText(raw.par);
}


HtmlTextStream & HtmlTextStream::operator<<(const RawText<const wchar_t*> & raw)
{
	return PutText(raw.par);
}



HtmlTextStream & HtmlTextStream::operator<<(RawText<const std::string*> raw)
{
	return PutText(raw.par);
}


HtmlTextStream & HtmlTextStream::operator<<(RawText<const std::wstring*> raw)
{
	return PutText(raw.par);
}




HtmlTextStream & HtmlTextStream::operator<<(RawText<std::string> raw)
{
	return PutText(raw.par);
}


HtmlTextStream & HtmlTextStream::operator<<(RawText<std::wstring> raw)
{
	return PutText(raw.par);
}




HtmlTextStream & HtmlTextStream::operator<<(RawText<char> raw)
{
	TextStream<std::wstring>::operator<<(raw.par);
	return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(RawText<wchar_t> raw)
{
	TextStream<std::wstring>::operator<<(raw.par);
	return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(RawText<int> raw)
{
	TextStream<std::wstring>::operator<<(raw.par);
	return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(RawText<long> raw)
{
	TextStream<std::wstring>::operator<<(raw.par);
	return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(RawText<unsigned int> raw)
{
	TextStream<std::wstring>::operator<<(raw.par);
	return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(RawText<unsigned long> raw)
{
	TextStream<std::wstring>::operator<<(raw.par);
	return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(RawText<double> raw)
{
	TextStream<std::wstring>::operator<<(raw.par);
	return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(RawText<void*> raw)
{
	TextStream<std::wstring>::operator<<(raw.par);
	return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(RawText<PT::Space> raw)
{
	TextStream<std::wstring>::operator<<(raw.par);
	return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(RawText<PT::Date> raw)
{
	TextStream<std::wstring>::operator<<(raw.par);
	return *this;
}





HtmlTextStream & HtmlTextStream::Write(const char * buf, size_t len)
{
	TextStream<std::wstring>::Write(buf, len);
	return *this;
}

HtmlTextStream & HtmlTextStream::Write(const wchar_t * buf, size_t len)
{
	TextStream<std::wstring>::Write(buf, len);
	return *this;
}


HtmlTextStream & HtmlTextStream::write(const char * buf, size_t len)
{
	TextStream<std::wstring>::write(buf, len);
	return *this;
}

HtmlTextStream & HtmlTextStream::write(const wchar_t * buf, size_t len)
{
	TextStream<std::wstring>::write(buf, len);
	return *this;
}





/*
	with escaping
*/


void HtmlTextStream::Escape(bool escape_characters)
{
	escape = escape_characters;
}



HtmlTextStream & HtmlTextStream::ETextPutChar(char c)
{
	return ETextPutChar(static_cast<wchar_t>(c));
}


HtmlTextStream & HtmlTextStream::ETextPutChar(wchar_t c)
{
	if( c == '<' )
		buffer += L"&lt;";
	else
	if( c == '>' )
		buffer += L"&gt;";
	else
	if( c == '&' )
		buffer += L"&amp;";
	else
	if( c == '\"' )
		buffer += L"&quot;";
	else
	if( c == '\'' )
		buffer += L"&#39;"; // (it is "&apos;" but IE8 has a problem with &apos;)
	else
	if( c == 10 )
		buffer += L"&#10;";
	else
	if( c == 13 )
		buffer += L"&#13;";
	else
	if( c != 0 ) // !! CHECK ME may it should be changed to something like '&#0';
		buffer += c;

return *this;
}


HtmlTextStream & HtmlTextStream::EPutText(const char * str)
{
	PT::UTF8ToWide(str, tmp_string);

	for(size_t i=0 ; i<tmp_string.size() ; ++i)
		ETextPutChar(tmp_string[i]);

	tmp_string.clear();

return *this;
}



HtmlTextStream & HtmlTextStream::EPutText(const char * str, size_t len)
{
	PT::UTF8ToWide(str, len, tmp_string);

	for(size_t i=0 ; i<tmp_string.size() ; ++i)
		ETextPutChar(tmp_string[i]);

	tmp_string.clear();

return *this;
}


HtmlTextStream & HtmlTextStream::EPutText(const std::string * str)
{
	return EPutText(*str);
}


HtmlTextStream & HtmlTextStream::EPutText(const std::string & str)
{
	PT::UTF8ToWide(str, tmp_string);

	for(size_t i=0 ; i<tmp_string.size() ; ++i)
		ETextPutChar(tmp_string[i]);

	tmp_string.clear();

return *this;
}


HtmlTextStream & HtmlTextStream::EPutText(const wchar_t * str)
{
	for( ; *str ; ++str )
		ETextPutChar(*str);

return *this;
}


HtmlTextStream & HtmlTextStream::EPutText(const wchar_t * str, size_t len)
{
	for(size_t i=0 ; i<len ; ++i)
		ETextPutChar(str[i]);

return *this;
}


HtmlTextStream & HtmlTextStream::EPutText(const std::wstring * str)
{
	return EPutText(str->c_str(), str->size());
}


HtmlTextStream & HtmlTextStream::EPutText(const std::wstring & str)
{
	return EPutText(str.c_str(), str.size());
}




HtmlTextStream & HtmlTextStream::operator<<(const char * str)
{
	if( escape )
		EPutText(str);
	else
		PutText(str);

return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(const std::string * str)
{
	if( escape )
		EPutText(str);
	else
		PutText(str);

return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(const std::string & str)
{
	if( escape )
		EPutText(str);
	else
		PutText(str);

return *this;
}




HtmlTextStream & HtmlTextStream::operator<<(const wchar_t * str)
{
	if( escape )
		EPutText(str);
	else
		PutText(str);

return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(const std::wstring * str)
{
	if( escape )
		EPutText(str);
	else
		PutText(str);

return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(const std::wstring & str)
{
	if( escape )
		EPutText(str);
	else
		PutText(str);

return *this;
}




HtmlTextStream & HtmlTextStream::operator<<(char v)
{
	if( escape )
		ETextPutChar(v);
	else
		PutChar(v);

return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(wchar_t v)
{
	if( escape )
		ETextPutChar(v);
	else
		PutChar(v);

return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(int v)
{
	/*
	 * int, long and others don't have to be escaped
	 * (they consist of digits only: '0' - '9' and other characters which
	 * don't have to be escaped)
	 */
	TextStream<std::wstring>::operator<<(v);

return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(long v)
{
	TextStream<std::wstring>::operator<<(v);

return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(unsigned int v)
{
	TextStream<std::wstring>::operator<<(v);

return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(unsigned long v)
{
	TextStream<std::wstring>::operator<<(v);

return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(double v)
{
	TextStream<std::wstring>::operator<<(v);

return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(const void * v)
{
	TextStream<std::wstring>::operator<<(v);

return *this;
}



HtmlTextStream & HtmlTextStream::operator<<(const PT::Space & space)
{
	if( escape )
	{
		space.Serialize(*this, true, false);

		/*
		tmp_stream.Clear();
		// !! IMPROVE ME
		// we can calculate how many memory is needed beforehand
		space.Serialize(tmp_stream, true, false);
		operator<<(tmp_stream.Str());
		tmp_stream.Clear();
		*/
	}
	else
	{
		TextStream<std::wstring>::operator<<(space);
	}

return *this;
}


HtmlTextStream & HtmlTextStream::operator<<(const PT::Date & date)
{
	if( escape )
	{
		date.Serialize(*this);

		/*
		tmp_stream.Clear();
		// !! IMPROVE ME
		// we can calculate how many memory is needed beforehand
		date.Serialize(tmp_stream);
		operator<<(tmp_stream.Str());
		tmp_stream.Clear();
		*/
	}
	else
	{
		TextStream<std::wstring>::operator<<(date);
	}

return *this;
}




} // namespace Winix