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+/**
+ * @file llpresetsmanager.cpp
+ * @brief Implementation for the LLPresetsManager class.
+ *
+ * $LicenseInfo:firstyear=2007&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, 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 <boost/assign/list_of.hpp>
+
+#include "llpresetsmanager.h"
+
+#include "lldiriterator.h"
+#include "llfloater.h"
+#include "llsdserialize.h"
+#include "lltrans.h"
+#include "lluictrlfactory.h"
+#include "llviewercontrol.h"
+#include "llfloaterpreference.h"
+#include "llfloaterreg.h"
+
+LLPresetsManager::LLPresetsManager()
+{
+}
+
+LLPresetsManager::~LLPresetsManager()
+{
+}
+
+void LLPresetsManager::triggerChangeSignal()
+{
+ mPresetListChangeSignal();
+}
+
+void LLPresetsManager::createMissingDefault()
+{
+ std::string default_file = gDirUtilp->getExpandedFilename(LL_PATH_PER_SL_ACCOUNT, PRESETS_DIR, PRESETS_GRAPHIC, PRESETS_DEFAULT + ".xml");
+ if (!gDirUtilp->fileExists(default_file))
+ {
+ LL_INFOS() << "No default preset found -- creating one at " << default_file << LL_ENDL;
+
+ // Write current graphic settings as the default
+ savePreset(PRESETS_GRAPHIC, PRESETS_DEFAULT);
+ }
+ else
+ {
+ LL_DEBUGS() << "default preset exists; no-op" << LL_ENDL;
+ }
+}
+
+std::string LLPresetsManager::getPresetsDir(const std::string& subdirectory)
+{
+ std::string presets_path = gDirUtilp->getExpandedFilename(LL_PATH_PER_SL_ACCOUNT, PRESETS_DIR);
+ std::string full_path;
+
+ if (!gDirUtilp->fileExists(presets_path))
+ {
+ LLFile::mkdir(presets_path);
+ }
+
+ full_path = gDirUtilp->getExpandedFilename(LL_PATH_PER_SL_ACCOUNT, PRESETS_DIR, subdirectory);
+ if (!gDirUtilp->fileExists(full_path))
+ {
+ LLFile::mkdir(full_path);
+ }
+
+ return full_path;
+}
+
+void LLPresetsManager::loadPresetNamesFromDir(const std::string& dir, preset_name_list_t& presets, EDefaultOptions default_option)
+{
+ LL_INFOS("AppInit") << "Loading list of preset names from " << dir << LL_ENDL;
+
+ mPresetNames.clear();
+
+ LLDirIterator dir_iter(dir, "*.xml");
+ bool found = true;
+ while (found)
+ {
+ std::string file;
+ found = dir_iter.next(file);
+
+ if (found)
+ {
+ std::string path = gDirUtilp->add(dir, file);
+ std::string name = gDirUtilp->getBaseFileName(LLURI::unescape(path), /*strip_exten = */ true);
+
+ LL_DEBUGS() << " Found preset '" << name << "'" << LL_ENDL;
+
+ if (PRESETS_DEFAULT != name)
+ {
+ mPresetNames.push_back(name);
+ }
+ else
+ {
+ switch (default_option)
+ {
+ case DEFAULT_SHOW:
+ mPresetNames.push_back(LLTrans::getString(PRESETS_DEFAULT));
+ break;
+
+ case DEFAULT_TOP:
+ mPresetNames.push_front(LLTrans::getString(PRESETS_DEFAULT));
+ break;
+
+ case DEFAULT_HIDE:
+ default:
+ break;
+ }
+ }
+ }
+ }
+
+ presets = mPresetNames;
+}
+
+bool LLPresetsManager::savePreset(const std::string& subdirectory, const std::string& name)
+{
+ bool saved = false;
+ std::vector<std::string> name_list;
+
+ if(PRESETS_GRAPHIC == subdirectory)
+ {
+ gSavedSettings.setString("PresetGraphicActive", name);
+
+ LLFloaterPreference* instance = LLFloaterReg::findTypedInstance<LLFloaterPreference>("preferences");
+ if (instance)
+ {
+ instance->getControlNames(name_list);
+ LL_DEBUGS() << "saving preset '" << name << "'; " << name_list.size() << " names" << LL_ENDL;
+ name_list.push_back("PresetGraphicActive");
+ }
+ else
+ {
+ LL_WARNS() << "preferences floater instance not found" << LL_ENDL;
+ }
+ }
+ else if(PRESETS_CAMERA == subdirectory)
+ {
+ name_list = boost::assign::list_of
+ ("Placeholder");
+ }
+ else
+ {
+ LL_ERRS() << "Invalid presets directory '" << subdirectory << "'" << LL_ENDL;
+ }
+
+ if (name_list.size() > 1) // if the active preset name is the only thing in the list, don't save the list
+ {
+ // make an empty llsd
+ LLSD paramsData(LLSD::emptyMap());
+
+ for (std::vector<std::string>::iterator it = name_list.begin(); it != name_list.end(); ++it)
+ {
+ std::string ctrl_name = *it;
+ LLControlVariable* ctrl = gSavedSettings.getControl(ctrl_name).get();
+ std::string comment = ctrl->getComment();
+ std::string type = gSavedSettings.typeEnumToString(ctrl->type());
+ LLSD value = ctrl->getValue();
+
+ paramsData[ctrl_name]["Comment"] = comment;
+ paramsData[ctrl_name]["Persist"] = 1;
+ paramsData[ctrl_name]["Type"] = type;
+ paramsData[ctrl_name]["Value"] = value;
+ }
+
+ std::string pathName(getPresetsDir(subdirectory) + gDirUtilp->getDirDelimiter() + LLURI::escape(name) + ".xml");
+
+ // write to file
+ llofstream presetsXML(pathName.c_str());
+ if (presetsXML.is_open())
+ {
+
+ LLPointer<LLSDFormatter> formatter = new LLSDXMLFormatter();
+ formatter->format(paramsData, presetsXML, LLSDFormatter::OPTIONS_PRETTY);
+ presetsXML.close();
+ saved = true;
+
+ LL_DEBUGS() << "saved preset '" << name << "'; " << paramsData.size() << " parameters" << LL_ENDL;
+
+ gSavedSettings.setString("PresetGraphicActive", name);
+
+ // signal interested parties
+ triggerChangeSignal();
+ }
+ else
+ {
+ LL_WARNS("Presets") << "Cannot open for output preset file " << pathName << LL_ENDL;
+ }
+ }
+ else
+ {
+ LL_INFOS() << "No settings found; preferences floater has not yet been created" << LL_ENDL;
+ }
+
+ return saved;
+}
+
+void LLPresetsManager::setPresetNamesInComboBox(const std::string& subdirectory, LLComboBox* combo, EDefaultOptions default_option)
+{
+ combo->clearRows();
+
+ std::string presets_dir = getPresetsDir(subdirectory);
+
+ if (!presets_dir.empty())
+ {
+ std::list<std::string> preset_names;
+ loadPresetNamesFromDir(presets_dir, preset_names, default_option);
+
+ std::string preset_graphic_active = gSavedSettings.getString("PresetGraphicActive");
+
+ if (preset_names.begin() != preset_names.end())
+ {
+ for (std::list<std::string>::const_iterator it = preset_names.begin(); it != preset_names.end(); ++it)
+ {
+ const std::string& name = *it;
+ combo->add(name, LLSD().with(0, name));
+ }
+ }
+ else
+ {
+ combo->setLabel(LLTrans::getString("preset_combo_label"));
+ }
+ }
+}
+
+void LLPresetsManager::loadPreset(const std::string& subdirectory, const std::string& name)
+{
+ std::string full_path(getPresetsDir(subdirectory) + gDirUtilp->getDirDelimiter() + LLURI::escape(name) + ".xml");
+
+ LL_DEBUGS() << "attempting to load preset '"<<name<<"' from '"<<full_path<<"'" << LL_ENDL;
+
+ if(gSavedSettings.loadFromFile(full_path, false, true) > 0)
+ {
+ if(PRESETS_GRAPHIC == subdirectory)
+ {
+ gSavedSettings.setString("PresetGraphicActive", name);
+ }
+
+ LLFloaterPreference* instance = LLFloaterReg::findTypedInstance<LLFloaterPreference>("preferences");
+ if (instance)
+ {
+ instance->refreshEnabledGraphics();
+ }
+ triggerChangeSignal();
+ }
+ else
+ {
+ LL_WARNS() << "failed to load preset '"<<name<<"' from '"<<full_path<<"'" << LL_ENDL;
+ }
+}
+
+bool LLPresetsManager::deletePreset(const std::string& subdirectory, const std::string& name)
+{
+ bool sts = true;
+
+ if (PRESETS_DEFAULT == name)
+ {
+ // This code should never execute
+ LL_WARNS("Presets") << "You are not allowed to delete the default preset." << LL_ENDL;
+ sts = false;
+ }
+
+ if (gDirUtilp->deleteFilesInDir(getPresetsDir(subdirectory), LLURI::escape(name) + ".xml") < 1)
+ {
+ LL_WARNS("Presets") << "Error removing preset " << name << " from disk" << LL_ENDL;
+ sts = false;
+ }
+
+ // If you delete the preset that is currently marked as loaded then also indicate that no preset is loaded.
+ if (gSavedSettings.getString("PresetGraphicActive") == name)
+ {
+ gSavedSettings.setString("PresetGraphicActive", "");
+ }
+
+ // signal interested parties
+ triggerChangeSignal();
+
+ return sts;
+}
+
+boost::signals2::connection LLPresetsManager::setPresetListChangeCallback(const preset_list_signal_t::slot_type& cb)
+{
+ return mPresetListChangeSignal.connect(cb);
+}