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/**
* @file llurlhistory.cpp
* @brief Manages a list of recent URLs
*
* $LicenseInfo:firstyear=2007&license=viewergpl$
*
* Copyright (c) 2007-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "llurlhistory.h"
#include "lldir.h"
#include "llsdserialize.h"
LLSD LLURLHistory::sHistorySD;
const int MAX_URL_COUNT = 10;
/////////////////////////////////////////////////////////////////////////////
// static
bool LLURLHistory::loadFile(const std::string& filename)
{
LLSD data;
{
std::string temp_str = gDirUtilp->getViewerUserDir() + gDirUtilp->getDirDelimiter();
llifstream file((temp_str + filename));
if (file.is_open())
{
llinfos << "Loading history.xml file at " << filename << llendl;
LLSDSerialize::fromXML(data, file);
}
if (data.isUndefined())
{
llinfos << "file missing, ill-formed, "
"or simply undefined; not changing the"
" file" << llendl;
sHistorySD = LLSD();
return false;
}
}
sHistorySD = data;
return true;
}
// static
bool LLURLHistory::saveFile(const std::string& filename)
{
std::string temp_str = gDirUtilp->getViewerUserDir(true);
if( temp_str.empty() )
{
llwarns << "Can't save " << filename
<< ": No user directory set." << llendl;
return false;
}
temp_str += gDirUtilp->getDirDelimiter() + filename;
llofstream out(temp_str);
if (!out.good())
{
llwarns << "Unable to open " << filename << " for output." << llendl;
return false;
}
LLSDSerialize::toXML(sHistorySD, out);
out.close();
return true;
}
// static
// This function returns a portion of the history llsd that contains the collected
// url history
LLSD LLURLHistory::getURLHistory(const std::string& collection)
{
if(sHistorySD.has(collection))
{
return sHistorySD[collection];
}
return LLSD();
}
// static
void LLURLHistory::addURL(const std::string& collection, const std::string& url)
{
if(! url.empty())
{
sHistorySD[collection].insert(0, url);
LLURLHistory::limitSize(collection);
}
}
// static
void LLURLHistory::removeURL(const std::string& collection, const std::string& url)
{
LLSD::array_iterator iter = sHistorySD[collection].beginArray();
LLSD::array_iterator end = sHistorySD[collection].endArray();
for(int index = 0; index < sHistorySD[collection].size(); index++)
{
if(sHistorySD[collection].get(index).asString() == url)
{
sHistorySD[collection].erase(index);
}
}
}
// static
void LLURLHistory::clear(const std::string& collection)
{
sHistorySD[ collection ] = LLSD();
}
void LLURLHistory::limitSize(const std::string& collection)
{
while(sHistorySD[collection].size() > MAX_URL_COUNT)
{
sHistorySD[collection].erase(MAX_URL_COUNT);
}
}
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