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/*
* The Mana World Server
* Copyright 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or any later version.
*
* The Mana World 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 General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with The Mana World; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id$
*/
#include "slangsfilter.h"
#include "logger.h"
namespace tmwserv
{
namespace utils
{
SlangsFilter::SlangsFilter(Configuration *config)
: mInitialized(false),
mConfig(config)
{
mSlangs.clear();
loadFilterList();
}
SlangsFilter::~SlangsFilter()
{
writeFilterList();
mSlangs.clear();
}
bool SlangsFilter::loadFilterList()
{
mInitialized = false;
std::string slangsList = mConfig->getValue("SlangsList", "");
if ( slangsList != "")
{
// Getting the words from the list.
unsigned int i = 0; // this is the latest comma position keeper
for (unsigned int j = 0; j < slangsList.length(); j++)
{
if (slangsList[j] == ',')
{
if (i == 0)
mSlangs.push_back(slangsList.substr(i, j-i));
else
mSlangs.push_back(slangsList.substr(i+1, j-i-1));
i = j;
}
}
// Getting the last word
mSlangs.push_back(slangsList.substr(i+1, slangsList.length() - 1));
mInitialized = true;
return true;
}
return false;
}
void SlangsFilter::writeFilterList()
{
// Write the list to config
std::string slangsList = "";
for (std::list<std::string>::iterator i = mSlangs.begin(); i != mSlangs.end(); )
{
slangsList += *i;
++i;
if (i != mSlangs.end()) slangsList += ",";
}
//mConfig->setValue("SlangsList", slangsList);
}
bool SlangsFilter::filterContent(const std::string& text)
{
if (mInitialized)
{
bool isContentClean = true;
for (std::list<std::string>::iterator i = mSlangs.begin(); i != mSlangs.end(); )
{
// We look for slangs into the sentence.
std::string upcasedText = text;
std::string upcasedSlang = *i;
std::transform(upcasedText.begin(), upcasedText.end(), upcasedText.begin(),
(int(*)(int))std::toupper);
std::transform(upcasedSlang.begin(), upcasedSlang.end(), upcasedSlang.begin(),
(int(*)(int))std::toupper);
for ( unsigned int j = 0; j < text.length(); j++)
{
if ( upcasedText.substr(j, upcasedSlang.length()) == upcasedSlang )
{
isContentClean = false;
break;
}
}
if (!isContentClean) break;
++i;
}
return isContentClean;
}
else
{
return true;
LOG_INFO("Slangs List is not initialized.", 2)
}
}
} // ::utils
} // ::tmwserv
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