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/**
* @file lldaycyclemanager.cpp
* @brief Implementation for the LLDayCycleManager class.
*
* $LicenseInfo:firstyear=2011&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2011, Linden Research, Inc.
*
* 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;
* version 2.1 of the License only.
*
* 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
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "lldaycyclemanager.h"
#include "lldiriterator.h"
void LLDayCycleManager::getPresetNames(preset_name_list_t& names) const
{
names.clear();
for (dc_map_t::const_iterator it = mDayCycleMap.begin(); it != mDayCycleMap.end(); ++it)
{
names.push_back(it->first);
}
}
void LLDayCycleManager::getPresetNames(preset_name_list_t& user, preset_name_list_t& sys) const
{
user.clear();
sys.clear();
for (dc_map_t::const_iterator it = mDayCycleMap.begin(); it != mDayCycleMap.end(); ++it)
{
const std::string& name = it->first;
if (isSystemPreset(name))
{
sys.push_back(name);
}
else
{
user.push_back(name);
}
}
}
void LLDayCycleManager::getUserPresetNames(preset_name_list_t& user) const
{
preset_name_list_t sys; // unused
getPresetNames(user, sys);
}
bool LLDayCycleManager::getPreset(const std::string name, LLWLDayCycle& day_cycle) const
{
dc_map_t::const_iterator it = mDayCycleMap.find(name);
if (it == mDayCycleMap.end())
{
return false;
}
day_cycle = it->second;
return true;
}
bool LLDayCycleManager::getPreset(const std::string name, LLSD& day_cycle) const
{
LLWLDayCycle dc;
if (!getPreset(name, dc))
{
return false;
}
day_cycle = dc.asLLSD();
return true;
}
bool LLDayCycleManager::presetExists(const std::string name) const
{
LLWLDayCycle dummy;
return getPreset(name, dummy);
}
bool LLDayCycleManager::isSystemPreset(const std::string& name) const
{
return gDirUtilp->fileExists(getSysDir() + LLURI::escape(name) + ".xml");
}
bool LLDayCycleManager::savePreset(const std::string& name, const LLSD& data)
{
// Save given preset.
LLWLDayCycle day;
day.loadDayCycle(data, LLEnvKey::SCOPE_LOCAL);
day.save(getUserDir() + LLURI::escape(name) + ".xml");
// Add it to our map.
addPreset(name, data);
mModifySignal();
return true;
}
bool LLDayCycleManager::deletePreset(const std::string& name)
{
// Remove it from the map.
dc_map_t::iterator it = mDayCycleMap.find(name);
if (it == mDayCycleMap.end())
{
LL_WARNS("Windlight") << "No day cycle named " << name << LL_ENDL;
return false;
}
mDayCycleMap.erase(it);
// Remove from the filesystem.
std::string filename = LLURI::escape(name) + ".xml";
if (gDirUtilp->fileExists(getUserDir() + filename))
{
gDirUtilp->deleteFilesInDir(getUserDir(), filename);
}
// Signal interested parties.
mModifySignal();
return true;
}
bool LLDayCycleManager::isSkyPresetReferenced(const std::string& preset_name) const
{
// We're traversing local day cycles, they can only reference local skies.
LLWLParamKey key(preset_name, LLEnvKey::SCOPE_LOCAL);
for (dc_map_t::const_iterator it = mDayCycleMap.begin(); it != mDayCycleMap.end(); ++it)
{
if (it->second.hasReferencesTo(key))
{
return true;
}
}
return false;
}
boost::signals2::connection LLDayCycleManager::setModifyCallback(const modify_signal_t::slot_type& cb)
{
return mModifySignal.connect(cb);
}
// virtual
void LLDayCycleManager::initSingleton()
{
LL_DEBUGS("Windlight") << "Loading all day cycles" << LL_ENDL;
loadAllPresets();
}
void LLDayCycleManager::loadAllPresets()
{
mDayCycleMap.clear();
// First, load system (coming out of the box) day cycles.
loadPresets(getSysDir());
// Then load user presets. Note that user day cycles will modify any system ones already loaded.
loadPresets(getUserDir());
}
void LLDayCycleManager::loadPresets(const std::string& dir)
{
LLDirIterator dir_iter(dir, "*.xml");
while (1)
{
std::string file;
if (!dir_iter.next(file)) break; // no more files
loadPreset(gDirUtilp->add(dir, file));
}
}
bool LLDayCycleManager::loadPreset(const std::string& path)
{
LLSD data = LLWLDayCycle::loadDayCycleFromPath(path);
if (data.isUndefined())
{
llwarns << "Error loading day cycle from " << path << llendl;
return false;
}
std::string name(gDirUtilp->getBaseFileName(LLURI::unescape(path), /*strip_exten = */ true));
addPreset(name, data);
return true;
}
bool LLDayCycleManager::addPreset(const std::string& name, const LLSD& data)
{
if (name.empty())
{
llassert(name.empty());
return false;
}
LLWLDayCycle day;
day.loadDayCycle(data, LLEnvKey::SCOPE_LOCAL);
mDayCycleMap[name] = day;
return true;
}
// static
std::string LLDayCycleManager::getSysDir()
{
return gDirUtilp->getExpandedFilename(LL_PATH_APP_SETTINGS, "windlight/days", "");
}
// static
std::string LLDayCycleManager::getUserDir()
{
return gDirUtilp->getExpandedFilename(LL_PATH_USER_SETTINGS , "windlight/days", "");
}
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