moddb.cpp

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/*
 * The ManaPlus Client
 * Copyright (C) 2004-2009 The Mana World Development Team
 * Copyright (C) 2009-2010 The Mana Developers
 * Copyright (C) 2011-2019 The ManaPlus Developers
 * Copyright (C) 2019-2021 Andrei Karas
 *
 * This file is part of The ManaPlus Client.
 *
 * This program 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.
 *
 * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
#include "resources/db/moddb.h"
 
#include "configuration.h"
#include "logger.h"
 
#include "resources/beingcommon.h"
 
#include "utils/dtor.h"
#include "utils/gettext.h"
 
#include "debug.h"
 
namespace
{
 ModInfos mModInfos;
 bool mLoaded = false;
} // namespace
 
void ModDB::load()
{
 if (mLoaded)
 unload();
 logger->log1("Initializing mod database...");
 loadXmlFile(paths.getStringValue("modsFile"), SkipError_false);
 loadXmlFile(paths.getStringValue("modsPatchFile"), SkipError_true);
 loadXmlDir("modsPatchDir", loadXmlFile)
 mLoaded = true;
}
 
void ModDB::loadXmlFile(const std::string &fileName,
 const SkipError skipError)
{
 XML::Document doc(fileName, UseVirtFs_true, skipError);
 XmlNodeConstPtrConst rootNode = doc.rootNode();
 
 if ((rootNode == nullptr) || !xmlNameEqual(rootNode, "mods"))
 {
 logger->log("Mods Database: Error while loading %s!",
 fileName.c_str());
 return;
 }
 
 for_each_xml_child_node(modNode, rootNode)
 {
 if (xmlNameEqual(modNode, "include"))
 {
 const std::string name = XML::getProperty(modNode, "name", "");
 if (!name.empty())
 loadXmlFile(name, skipError);
 continue;
 }
 
 if (!xmlNameEqual(modNode, "mod"))
 continue;
 
 const std::string name = XML::langProperty(
 // TRANSLATORS: unknown info name
 modNode, "name", _("unnamed"));
 ModInfo *currentInfo = nullptr;
 if (mModInfos.find(name) != mModInfos.end())
 currentInfo = mModInfos[name];
 if (currentInfo == nullptr)
 currentInfo = new ModInfo;
 
 currentInfo->setName(name);
 currentInfo->setDescription(XML::langProperty(
 modNode, "description", ""));
 currentInfo->setHelp(XML::getProperty(
 modNode, "help", ""));
 currentInfo->setLocalDir(XML::getProperty(
 modNode, "localdir", ""));
 
 mModInfos[name] = currentInfo;
 }
}
 
void ModDB::unload()
{
 logger->log1("Unloading mod database...");
 delete_all(mModInfos);
 mModInfos.clear();
 mLoaded = false;
}
 
ModInfo *ModDB::get(const std::string &name)
{
 const ModInfoIterator i = mModInfos.find(name);
 if (i == mModInfos.end())
 return nullptr;
 return i->second;
}
 
const ModInfos &ModDB::getAll()
{
 return mModInfos;
}