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/**
* @file llurlwhitelist.cpp
* @author Callum Prentice
* @brief maintains a "white list" of acceptable URLS that are stored on disk
*
* Copyright (c) 2005-$CurrentYear$, Linden Research, Inc.
* $License$
*/
#include "llviewerprecompiledheaders.h"
#include "llurlwhitelist.h"
#include <iostream>
#include <fstream>
LLUrlWhiteList* LLUrlWhiteList::sInstance = 0;
///////////////////////////////////////////////////////////////////////////////
//
LLUrlWhiteList::LLUrlWhiteList () :
mLoaded ( false ),
mFilename ( "url_whitelist.ini" ),
mUrlList ( 0 ),
mUrlListIter ( 0 )
{
}
///////////////////////////////////////////////////////////////////////////////
//
LLUrlWhiteList::~LLUrlWhiteList ()
{
}
///////////////////////////////////////////////////////////////////////////////
//static
void LLUrlWhiteList::initClass ()
{
if ( ! sInstance )
{
sInstance = new LLUrlWhiteList ();
}
}
//static
void LLUrlWhiteList::cleanupClass ()
{
delete sInstance;
sInstance = NULL;
}
LLUrlWhiteList* LLUrlWhiteList::getInstance ()
{
return sInstance;
}
///////////////////////////////////////////////////////////////////////////////
//
bool LLUrlWhiteList::load ()
{
// don't load if we're already loaded
if ( mLoaded )
return ( true );
// remove current entries before we load over them
clear ();
// build filename for each user
LLString resolvedFilename = gDirUtilp->getExpandedFilename ( LL_PATH_PER_SL_ACCOUNT, mFilename.c_str () );
// open a file for reading
llifstream file ( resolvedFilename.c_str () );
if ( file.is_open () )
{
// add each line in the file to the list
std::string line;
while ( std::getline ( file, line ) )
{
addItem ( line, false );
};
file.close ();
// flag as loaded
mLoaded = true;
return true;
};
return false;
}
///////////////////////////////////////////////////////////////////////////////
//
bool LLUrlWhiteList::save ()
{
// build filename for each user
LLString resolvedFilename = gDirUtilp->getExpandedFilename ( LL_PATH_PER_SL_ACCOUNT, mFilename.c_str () );
// open a file for writing
llofstream file ( resolvedFilename.c_str () );
if ( file.is_open () )
{
// for each entry we have
for ( LLStringListIter iter = mUrlList.begin (); iter != mUrlList.end (); ++iter )
{
file << ( *iter ) << std::endl;
};
file.close ();
return true;
};
return false;
}
///////////////////////////////////////////////////////////////////////////////
//
bool LLUrlWhiteList::clear ()
{
mUrlList.clear ();
// invalidate iterator since we changed the contents
mUrlListIter = mUrlList.end ();
return true;
}
LLString url_cleanup(LLString pattern)
{
LLString::trim(pattern);
S32 length = pattern.length();
S32 position = 0;
std::string::reverse_iterator it = pattern.rbegin();
++it; // skip last char, might be '/'
++position;
for (; it < pattern.rend(); ++it)
{
char c = *it;
if (c == '/')
{
// found second to last '/'
S32 desired_length = length - position;
LLString::truncate(pattern, desired_length);
break;
}
++position;
}
return pattern;
}
///////////////////////////////////////////////////////////////////////////////
//
bool LLUrlWhiteList::addItem ( const LLString& itemIn, bool saveAfterAdd )
{
LLString item = url_cleanup(itemIn);
mUrlList.insert ( mUrlList.end (), item );
// use this when all you want to do is call addItem ( ... ) where necessary
if ( saveAfterAdd )
save ();
return true;
}
///////////////////////////////////////////////////////////////////////////////
//
bool LLUrlWhiteList::getFirst ( LLString& valueOut )
{
if ( mUrlList.size () == 0 )
return false;
mUrlListIter = mUrlList.begin ();
valueOut = * ( mUrlListIter );
++mUrlListIter;
return true;
}
///////////////////////////////////////////////////////////////////////////////
//
bool LLUrlWhiteList::getNext ( LLString& valueOut )
{
if ( mUrlListIter == mUrlList.end () )
return false;
valueOut = * ( mUrlListIter );
++mUrlListIter;
return true;
}
///////////////////////////////////////////////////////////////////////////////
//
bool LLUrlWhiteList::containsMatch ( const LLString& patternIn )
{
return false;
// CP: removed since they're not useful without Mozilla enabled
#if LL_MOZILLA_ENABLED
LLString pattern = url_cleanup(patternIn);
if (pattern.empty()) return false;
LLStringListIter iter = std::find ( mUrlList.begin (), mUrlList.end (), pattern );
if ( iter != mUrlList.end () )
{
return true;
}
else
{
return false;
};
#endif
}
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