/*
* The Mana World
* Copyright 2007 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World 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.
*
* The Mana World 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 The Mana World; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <map>
#include "game-server/monstermanager.hpp"
#include "defines.h"
#include "game-server/attackzone.hpp"
#include "game-server/itemmanager.hpp"
#include "game-server/monster.hpp"
#include "game-server/resourcemanager.hpp"
#include "utils/logger.h"
#include "utils/xml.hpp"
typedef std::map< int, MonsterClass * > MonsterClasses;
static MonsterClasses monsterClasses; /**< Monster reference */
static std::string monsterReferenceFile;
Element elementFromString (const std::string &name)
{
static std::map<const std::string, Element> table;
if (table.empty())
{
table["neutral"] = ELEMENT_NEUTRAL;
table["fire"] = ELEMENT_FIRE;
table["water"] = ELEMENT_WATER;
table["earth"] = ELEMENT_EARTH;
table["air"] = ELEMENT_AIR;
table["lightning"] = ELEMENT_LIGHTNING;
table["metal"] = ELEMENT_METAL;
table["wood"] = ELEMENT_WOOD;
table["ice"] = ELEMENT_ICE;
}
std::map<const std::string, Element>::iterator val = table.find(name);
return val == table.end() ? ELEMENT_ILLEGAL : (*val).second;
}
void MonsterManager::initialize(std::string const &file)
{
monsterReferenceFile = file;
reload();
}
void MonsterManager::reload()
{
int size;
char *data = ResourceManager::loadFile(monsterReferenceFile, size);
if (!data) {
LOG_ERROR("Monster Manager: Could not find "
<< monsterReferenceFile << "!");
free(data);
return;
}
xmlDocPtr doc = xmlParseMemory(data, size);
free(data);
if (!doc)
{
LOG_ERROR("Monster Manager: Error while parsing monster database ("
<< monsterReferenceFile << ")!");
return;
}
xmlNodePtr node = xmlDocGetRootElement(doc);
if (!node || !xmlStrEqual(node->name, BAD_CAST "monsters"))
{
LOG_ERROR("Monster Manager: " << monsterReferenceFile
<< " is not a valid database file!");
xmlFreeDoc(doc);
return;
}
LOG_INFO("Loading monster reference...");
int nbMonsters = 0;
for (node = node->xmlChildrenNode; node != NULL; node = node->next)
{
if (!xmlStrEqual(node->name, BAD_CAST "monster"))
{
continue;
}
int id = XML::getProperty(node, "id", -1);
std::string name = XML::getProperty(node, "name", "unnamed");
if (id == -1)
{
LOG_WARN("Monster Manager: There is a monster ("<<name<<") without ID in "
<< monsterReferenceFile << "! It has been ignored.");
continue;
}
MonsterClass *monster;
MonsterClasses::iterator i = monsterClasses.find(id);
if (i == monsterClasses.end())
{
monster = new MonsterClass(id);
monsterClasses[id] = monster;
}
else
{
monster = i->second;
}
MonsterDrops drops;
bool attributesSet = false;
bool behaviorSet = false;
for (xmlNodePtr subnode = node->xmlChildrenNode; subnode != NULL;
subnode = subnode->next)
{
if (xmlStrEqual(subnode->name, BAD_CAST "drop"))
{
MonsterDrop drop;
drop.item = ItemManager::getItem(XML::getProperty(subnode, "item", 0));
drop.probability = XML::getProperty(subnode, "percent", 0) * 100;
if (drop.item && drop.probability)
{
drops.push_back(drop);
}
}
else if (xmlStrEqual(subnode->name, BAD_CAST "attributes"))
{
attributesSet = true;
monster->setAttribute(BASE_ATTR_HP,
XML::getProperty(subnode, "hp", -1));
monster->setAttribute(BASE_ATTR_PHY_ATK_MIN,
XML::getProperty(subnode, "attack-min", -1));
monster->setAttribute(BASE_ATTR_PHY_ATK_DELTA,
XML::getProperty(subnode, "attack-delta", -1));
monster->setAttribute(BASE_ATTR_MAG_ATK,
XML::getProperty(subnode, "attack-magic", -1));
monster->setAttribute(BASE_ATTR_EVADE,
XML::getProperty(subnode, "evade", -1));
monster->setAttribute(BASE_ATTR_HIT,
XML::getProperty(subnode, "hit", -1));
monster->setAttribute(BASE_ATTR_PHY_RES,
XML::getProperty(subnode, "physical-defence", -1));
monster->setAttribute(BASE_ATTR_MAG_RES,
XML::getProperty(subnode, "magical-defence", -1));
monster->setSize(XML::getProperty(subnode, "size", 0));
int speed = (XML::getProperty(subnode, "speed", 0));
monster->setMutation(XML::getProperty(subnode, "mutation", 0));
//checking attributes for completeness and plausibility
if (monster->getMutation() > 99)
{
LOG_WARN(monsterReferenceFile
<<": Mutation of monster #"<<id
<<" more than 99% - ignored");
monster->setMutation(0);
}
bool attributesComplete = true;
for (int i = BASE_ATTR_BEGIN; i < BASE_ATTR_END; i++)
{
if (monster->getAttribute(i) == -1)
{
attributesComplete = false;
monster->setAttribute(i, 0);
}
}
if (monster->getSize() == 0)
{
monster->setSize(16);
attributesComplete = false;
}
if (speed == 0)
{
speed = 1;
attributesComplete = false;
}
if (!attributesComplete) LOG_WARN(monsterReferenceFile
<<": Attributes incomplete for monster #"<<id);
//for usability reasons we set the speed in the monsters.xml as pixels
//per second instead of miliseconds per tile.
monster->setSpeed(32000/speed);
}
else if (xmlStrEqual(subnode->name, BAD_CAST "exp"))
{
xmlChar *exp = subnode->xmlChildrenNode->content;
monster->setExp(atoi((const char*)exp));
}
else if (xmlStrEqual(subnode->name, BAD_CAST "behavior"))
{
behaviorSet = true;
if (XML::getProperty(subnode, "aggressive", "") == "true")
{
monster->setAggressive(true);
}
monster->setTrackRange(XML::getProperty(subnode, "track-range", 1));
monster->setStrollRange(XML::getProperty(subnode, "stroll-range", 0) * 32);
monster->setAttackDistance(XML::getProperty(subnode, "attack-distance", 0));
}
else if (xmlStrEqual(subnode->name, BAD_CAST "attack"))
{
MonsterAttack *att = new MonsterAttack;
AttackZone attackZone;
att->id = XML::getProperty(subnode, "id", 0);
att->priority = XML::getProperty(subnode, "priority", 1);
att->damageFactor = XML::getFloatProperty(subnode, "damage-factor", 1.0f);
att->preDelay = XML::getProperty(subnode, "pre-delay", 1);
att->aftDelay = XML::getProperty(subnode, "aft-delay", 0);
attackZone.multiTarget = true;
attackZone.shape = ATTZONESHAPE_CONE;
attackZone.range = XML::getProperty(subnode, "range", 1);
attackZone.angle = XML::getProperty(subnode, "angle", 1);
att->attackZone = attackZone;
std::string sElement = XML::getProperty(subnode, "element", "neutral");
att->element = elementFromString(sElement);
std::string sType = XML::getProperty(subnode, "type", "physical");
if (sType == "physical") {att->type = DAMAGE_PHYSICAL; }
else if (sType == "magical" || sType == "magic") {att->type = DAMAGE_MAGICAL; }
else if (sType == "other") {att->type = DAMAGE_OTHER; }
else { att->type = -1; }
if (att->id == 0)
{
LOG_WARN(monsterReferenceFile
<<": Attack without ID for monster #"
<<id<<" ("<<name<<") - attack ignored");
}
else if (att->element == ELEMENT_ILLEGAL)
{
LOG_WARN(monsterReferenceFile
<<": Attack with unknown element \""<<sElement<<"\" "
<<"for monster #"<<id<<" ("<<name<<") - attack ignored");
}
else if (att->type == -1)
{
LOG_WARN(monsterReferenceFile
<<": Attack with unknown type \""<<sType<<"\" "
<<"for monster #"<<id<<" ("<<name<<")");
}
else
{
monster->addAttack(att);
}
}
}
monster->setDrops(drops);
if (!attributesSet) LOG_WARN(monsterReferenceFile
<<": No attributes defined for monster #"
<<id<<" ("<<name<<")");
if (!behaviorSet) LOG_WARN(monsterReferenceFile
<<": No behavior defined for monster #"
<<id<<" ("<<name<<")");
if (monster->getExp() == -1)
{
LOG_WARN(monsterReferenceFile
<<": No experience defined for monster #"
<<id<<" ("<<name<<")");
monster->setExp(0);
}
++nbMonsters;
}
LOG_INFO("Loaded " << nbMonsters << " monsters from "
<< monsterReferenceFile << '.');
xmlFreeDoc(doc);
}
void MonsterManager::deinitialize()
{
for (MonsterClasses::iterator i = monsterClasses.begin(),
i_end = monsterClasses.end(); i != i_end; ++i)
{
delete i->second;
}
monsterClasses.clear();
}
MonsterClass *MonsterManager::getMonster(int id)
{
MonsterClasses::const_iterator i = monsterClasses.find(id);
return i != monsterClasses.end() ? i->second : NULL;
}