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/*
* Copyright (C) 2003-2005 Tommi Maekitalo
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* As a special exception, you may use this file as part of a free
* software library without restriction. Specifically, if other files
* instantiate templates or use macros or inline functions from this
* file, or you compile this file and link it with other files to
* produce an executable, this file does not by itself cause the
* resulting executable to be covered by the GNU General Public
* License. This exception does not however invalidate any other
* reasons why the executable file might be covered by the GNU Library
* General Public License.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "tnt/urlescostream.h"
#include <sstream>
namespace tnt
{
std::streambuf::int_type UrlEscStreamBuf::overflow(std::streambuf::int_type ch)
{
static const char hex[] = "0123456789ABCDEF";
if (ch > 32 && ch < 127 && ch != '%' && ch != '+' && ch != '=' && ch != '&')
_sink->sputc(ch);
else if (ch == ' ')
_sink->sputc('+');
else
{
_sink->sputc('%');
_sink->sputc(hex[(ch >> 4) & 0x0f]);
_sink->sputc(hex[ch & 0x0f]);
}
return 0;
}
std::streambuf::int_type UrlEscStreamBuf::underflow()
{ return traits_type::eof(); }
int UrlEscStreamBuf::sync()
{ return _sink->pubsync(); }
std::string urlEscape(const std::string& str)
{
std::ostringstream s;
UrlEscOstream e(s);
e << str;
return s.str();
}
}
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