elementaldb.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/elementaldb.h"
 
#include "configuration.h"
 
#include "resources/beingcommon.h"
#include "resources/beinginfo.h"
 
#include "utils/checkutils.h"
#include "utils/dtor.h"
 
#include "debug.h"
 
namespace
{
 BeingInfos mElementalInfos;
 bool mLoaded = false;
} // namespace
 
void ElementalDb::load()
{
 if (mLoaded)
 unload();
 
 logger->log1("Initializing elemental database...");
 loadXmlFile(paths.getStringValue("elementalsFile"), SkipError_false);
 loadXmlFile(paths.getStringValue("elementalsPatchFile"), SkipError_true);
 loadXmlDir("elementalsPatchDir", loadXmlFile)
 
 mLoaded = true;
}
 
void ElementalDb::loadXmlFile(const std::string &fileName,
 const SkipError skipError)
{
 XML::Document doc(fileName, UseVirtFs_true, skipError);
 XmlNodeConstPtr rootNode = doc.rootNode();
 
 if ((rootNode == nullptr) || !xmlNameEqual(rootNode, "elementals"))
 {
 logger->log("Elemental Database: Error while loading %s!",
 paths.getStringValue("elementalsFile").c_str());
 mLoaded = true;
 return;
 }
 
 const int offset = XML::getProperty(rootNode, "offset", 0);
 
 // iterate <elemental>s
 for_each_xml_child_node(elementalNode, rootNode)
 {
 if (xmlNameEqual(elementalNode, "include"))
 {
 const std::string name = XML::getProperty(
 elementalNode, "name", "");
 if (!name.empty())
 loadXmlFile(name, skipError);
 continue;
 }
 if (!xmlNameEqual(elementalNode, "elemental"))
 continue;
 
 const int id = XML::getProperty(elementalNode, "id", 0);
 BeingInfo *currentInfo = nullptr;
 if (mElementalInfos.find(fromInt(id + offset, BeingTypeId))
 != mElementalInfos.end())
 {
 logger->log("ElementalDb: Redefinition of elemental ID %d", id);
 currentInfo = mElementalInfos[fromInt(id + offset, BeingTypeId)];
 }
 if (currentInfo == nullptr)
 currentInfo = new BeingInfo;
 
 currentInfo->setBlockType(BlockType::NONE);
 BeingCommon::readBasicAttributes(currentInfo,
 elementalNode, "attack");
 BeingCommon::readWalkingAttributes(currentInfo,
 elementalNode,
 0);
 
 currentInfo->setMaxHP(XML::getProperty(elementalNode, "maxHP", 0));
 
 currentInfo->setDeadSortOffsetY(XML::getProperty(
 elementalNode, "deadSortOffsetY", 31));
 
 currentInfo->setColorsList(XML::getProperty(elementalNode,
 "colors", ""));
 
 if (currentInfo->getMaxHP() != 0)
 currentInfo->setStaticMaxHP(true);
 
 SpriteDisplay display;
 
 // iterate <sprite>s and <sound>s
 for_each_xml_child_node(spriteNode, elementalNode)
 {
 BeingCommon::readObjectNodes(spriteNode, display,
 currentInfo, "ElementalDb");
 }
 currentInfo->setDisplay(display);
 
 mElementalInfos[fromInt(id + offset, BeingTypeId)] = currentInfo;
 }
}
 
void ElementalDb::unload()
{
 logger->log1("Unloading elemental database...");
 delete_all(mElementalInfos);
 mElementalInfos.clear();
 
 mLoaded = false;
}
 
 
BeingInfo *ElementalDb::get(const BeingTypeId id)
{
 BeingInfoIterator i = mElementalInfos.find(id);
 
 if (i == mElementalInfos.end())
 {
 i = mElementalInfos.find(id);
 if (i == mElementalInfos.end())
 {
 reportAlways("ElementalDb: Warning, unknown elemental ID "
 "%d requested",
 toInt(id, int))
 return BeingInfo::unknown;
 }
 }
 return i->second;
}