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vcmi/lib/mapObjectConstructors/CObjectClassesHandler.cpp
2023-09-04 18:56:16 +03:00

498 lines
16 KiB
C++

/*
* CObjectClassesHandler.cpp, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#include "StdInc.h"
#include "CObjectClassesHandler.h"
#include "../filesystem/Filesystem.h"
#include "../filesystem/CBinaryReader.h"
#include "../VCMI_Lib.h"
#include "../GameConstants.h"
#include "../constants/StringConstants.h"
#include "../CGeneralTextHandler.h"
#include "../GameSettings.h"
#include "../JsonNode.h"
#include "../CSoundBase.h"
#include "../mapObjectConstructors/CBankInstanceConstructor.h"
#include "../mapObjectConstructors/CRewardableConstructor.h"
#include "../mapObjectConstructors/CommonConstructors.h"
#include "../mapObjectConstructors/DwellingInstanceConstructor.h"
#include "../mapObjectConstructors/HillFortInstanceConstructor.h"
#include "../mapObjectConstructors/ShipyardInstanceConstructor.h"
#include "../mapObjectConstructors/ShrineInstanceConstructor.h"
#include "../mapObjects/CGCreature.h"
#include "../mapObjects/CGPandoraBox.h"
#include "../mapObjects/CQuest.h"
#include "../mapObjects/ObjectTemplate.h"
#include "../mapObjects/CGMarket.h"
#include "../mapObjects/MiscObjects.h"
#include "../mapObjects/CGHeroInstance.h"
#include "../mapObjects/CGTownInstance.h"
#include "../modding/IdentifierStorage.h"
#include "../modding/CModHandler.h"
VCMI_LIB_NAMESPACE_BEGIN
CObjectClassesHandler::CObjectClassesHandler()
{
#define SET_HANDLER_CLASS(STRING, CLASSNAME) handlerConstructors[STRING] = std::make_shared<CLASSNAME>;
#define SET_HANDLER(STRING, TYPENAME) handlerConstructors[STRING] = std::make_shared<CDefaultObjectTypeHandler<TYPENAME>>
// list of all known handlers, hardcoded for now since the only way to add new objects is via C++ code
//Note: should be in sync with registerTypesMapObjectTypes function
SET_HANDLER_CLASS("configurable", CRewardableConstructor);
SET_HANDLER_CLASS("dwelling", DwellingInstanceConstructor);
SET_HANDLER_CLASS("hero", CHeroInstanceConstructor);
SET_HANDLER_CLASS("town", CTownInstanceConstructor);
SET_HANDLER_CLASS("bank", CBankInstanceConstructor);
SET_HANDLER_CLASS("boat", BoatInstanceConstructor);
SET_HANDLER_CLASS("market", MarketInstanceConstructor);
SET_HANDLER_CLASS("shrine", ShrineInstanceConstructor);
SET_HANDLER_CLASS("hillFort", HillFortInstanceConstructor);
SET_HANDLER_CLASS("shipyard", ShipyardInstanceConstructor);
SET_HANDLER_CLASS("monster", CreatureInstanceConstructor);
SET_HANDLER_CLASS("resource", ResourceInstanceConstructor);
SET_HANDLER_CLASS("static", CObstacleConstructor);
SET_HANDLER_CLASS("", CObstacleConstructor);
SET_HANDLER("randomArtifact", CGArtifact);
SET_HANDLER("randomHero", CGHeroInstance);
SET_HANDLER("randomResource", CGResource);
SET_HANDLER("randomTown", CGTownInstance);
SET_HANDLER("randomMonster", CGCreature);
SET_HANDLER("randomDwelling", CGDwelling);
SET_HANDLER("generic", CGObjectInstance);
SET_HANDLER("cartographer", CCartographer);
SET_HANDLER("artifact", CGArtifact);
SET_HANDLER("borderGate", CGBorderGate);
SET_HANDLER("borderGuard", CGBorderGuard);
SET_HANDLER("denOfThieves", CGDenOfthieves);
SET_HANDLER("event", CGEvent);
SET_HANDLER("garrison", CGGarrison);
SET_HANDLER("heroPlaceholder", CGHeroPlaceholder);
SET_HANDLER("keymaster", CGKeymasterTent);
SET_HANDLER("lighthouse", CGLighthouse);
SET_HANDLER("magi", CGMagi);
SET_HANDLER("mine", CGMine);
SET_HANDLER("obelisk", CGObelisk);
SET_HANDLER("observatory", CGObservatory);
SET_HANDLER("pandora", CGPandoraBox);
SET_HANDLER("prison", CGHeroInstance);
SET_HANDLER("questGuard", CGQuestGuard);
SET_HANDLER("scholar", CGScholar);
SET_HANDLER("seerHut", CGSeerHut);
SET_HANDLER("sign", CGSignBottle);
SET_HANDLER("siren", CGSirens);
SET_HANDLER("monolith", CGMonolith);
SET_HANDLER("subterraneanGate", CGSubterraneanGate);
SET_HANDLER("whirlpool", CGWhirlpool);
SET_HANDLER("witch", CGWitchHut);
SET_HANDLER("terrain", CGTerrainPatch);
#undef SET_HANDLER_CLASS
#undef SET_HANDLER
}
CObjectClassesHandler::~CObjectClassesHandler()
{
for(auto * p : objects)
delete p;
}
std::vector<JsonNode> CObjectClassesHandler::loadLegacyData()
{
size_t dataSize = VLC->settings()->getInteger(EGameSettings::TEXTS_OBJECT);
CLegacyConfigParser parser("Data/Objects.txt");
auto totalNumber = static_cast<size_t>(parser.readNumber()); // first line contains number of objects to read and nothing else
parser.endLine();
for (size_t i = 0; i < totalNumber; i++)
{
auto * tmpl = new ObjectTemplate;
tmpl->readTxt(parser);
parser.endLine();
std::pair<si32, si32> key(tmpl->id.num, tmpl->subid);
legacyTemplates.insert(std::make_pair(key, std::shared_ptr<const ObjectTemplate>(tmpl)));
}
objects.resize(256);
std::vector<JsonNode> ret(dataSize);// create storage for 256 objects
assert(dataSize == 256);
CLegacyConfigParser namesParser("Data/ObjNames.txt");
for (size_t i=0; i<256; i++)
{
ret[i]["name"].String() = namesParser.readString();
namesParser.endLine();
}
JsonNode cregen1;
JsonNode cregen4;
CLegacyConfigParser cregen1Parser("data/crgen1");
do
{
JsonNode subObject;
subObject["name"].String() = cregen1Parser.readString();
cregen1.Vector().push_back(subObject);
}
while(cregen1Parser.endLine());
CLegacyConfigParser cregen4Parser("data/crgen4");
do
{
JsonNode subObject;
subObject["name"].String() = cregen4Parser.readString();
cregen4.Vector().push_back(subObject);
}
while(cregen4Parser.endLine());
ret[Obj::CREATURE_GENERATOR1]["subObjects"] = cregen1;
ret[Obj::CREATURE_GENERATOR4]["subObjects"] = cregen4;
ret[Obj::REFUGEE_CAMP]["subObjects"].Vector().push_back(ret[Obj::REFUGEE_CAMP]);
ret[Obj::WAR_MACHINE_FACTORY]["subObjects"].Vector().push_back(ret[Obj::WAR_MACHINE_FACTORY]);
return ret;
}
void CObjectClassesHandler::loadSubObject(const std::string & scope, const std::string & identifier, const JsonNode & entry, ObjectClass * obj)
{
auto object = loadSubObjectFromJson(scope, identifier, entry, obj, obj->objects.size());
assert(object);
obj->objects.push_back(object);
registerObject(scope, obj->getJsonKey(), object->getSubTypeName(), object->subtype);
for(const auto & compatID : entry["compatibilityIdentifiers"].Vector())
registerObject(scope, obj->getJsonKey(), compatID.String(), object->subtype);
}
void CObjectClassesHandler::loadSubObject(const std::string & scope, const std::string & identifier, const JsonNode & entry, ObjectClass * obj, size_t index)
{
auto object = loadSubObjectFromJson(scope, identifier, entry, obj, index);
assert(object);
assert(obj->objects[index] == nullptr); // ensure that this id was not loaded before
obj->objects[index] = object;
registerObject(scope, obj->getJsonKey(), object->getSubTypeName(), object->subtype);
for(const auto & compatID : entry["compatibilityIdentifiers"].Vector())
registerObject(scope, obj->getJsonKey(), compatID.String(), object->subtype);
}
TObjectTypeHandler CObjectClassesHandler::loadSubObjectFromJson(const std::string & scope, const std::string & identifier, const JsonNode & entry, ObjectClass * obj, size_t index)
{
assert(identifier.find(':') == std::string::npos);
assert(!scope.empty());
if(!handlerConstructors.count(obj->handlerName))
{
logGlobal->error("Handler with name %s was not found!", obj->handlerName);
return nullptr;
}
auto createdObject = handlerConstructors.at(obj->handlerName)();
createdObject->modScope = scope;
createdObject->typeName = obj->identifier;;
createdObject->subTypeName = identifier;
createdObject->type = obj->id;
createdObject->subtype = index;
createdObject->init(entry);
auto range = legacyTemplates.equal_range(std::make_pair(obj->id, index));
for (auto & templ : boost::make_iterator_range(range.first, range.second))
{
createdObject->addTemplate(templ.second);
}
legacyTemplates.erase(range.first, range.second);
logGlobal->debug("Loaded object %s(%d)::%s(%d)", obj->getJsonKey(), obj->id, identifier, index);
return createdObject;
}
std::string ObjectClass::getJsonKey() const
{
return modScope + ':' + identifier;
}
std::string ObjectClass::getNameTextID() const
{
return TextIdentifier("object", modScope, identifier, "name").get();
}
std::string ObjectClass::getNameTranslated() const
{
return VLC->generaltexth->translate(getNameTextID());
}
ObjectClass * CObjectClassesHandler::loadFromJson(const std::string & scope, const JsonNode & json, const std::string & name, size_t index)
{
auto * obj = new ObjectClass();
obj->modScope = scope;
obj->identifier = name;
obj->handlerName = json["handler"].String();
obj->base = json["base"];
obj->id = index;
VLC->generaltexth->registerString(scope, obj->getNameTextID(), json["name"].String());
obj->objects.resize(json["lastReservedIndex"].Float() + 1);
for (auto subData : json["types"].Struct())
{
if (!subData.second["index"].isNull())
{
const std::string & subMeta = subData.second["index"].meta;
if ( subMeta != "core")
logMod->warn("Object %s:%s.%s - attempt to load object with preset index! This option is reserved for built-in mod", subMeta, name, subData.first );
size_t subIndex = subData.second["index"].Integer();
loadSubObject(subData.second.meta, subData.first, subData.second, obj, subIndex);
}
else
loadSubObject(subData.second.meta, subData.first, subData.second, obj);
}
return obj;
}
void CObjectClassesHandler::loadObject(std::string scope, std::string name, const JsonNode & data)
{
auto * object = loadFromJson(scope, data, name, objects.size());
objects.push_back(object);
VLC->identifiersHandler->registerObject(scope, "object", name, object->id);
}
void CObjectClassesHandler::loadObject(std::string scope, std::string name, const JsonNode & data, size_t index)
{
auto * object = loadFromJson(scope, data, name, index);
assert(objects[(si32)index] == nullptr); // ensure that this id was not loaded before
objects[static_cast<si32>(index)] = object;
VLC->identifiersHandler->registerObject(scope, "object", name, object->id);
}
void CObjectClassesHandler::loadSubObject(const std::string & identifier, JsonNode config, si32 ID, si32 subID)
{
config.setType(JsonNode::JsonType::DATA_STRUCT); // ensure that input is not NULL
assert(ID < objects.size());
assert(objects[ID]);
if ( subID >= objects[ID]->objects.size())
objects[ID]->objects.resize(subID+1);
JsonUtils::inherit(config, objects.at(ID)->base);
loadSubObject(config.meta, identifier, config, objects[ID], subID);
}
void CObjectClassesHandler::removeSubObject(si32 ID, si32 subID)
{
assert(ID < objects.size());
assert(objects[ID]);
assert(subID < objects[ID]->objects.size());
objects[ID]->objects[subID] = nullptr;
}
std::vector<bool> CObjectClassesHandler::getDefaultAllowed() const
{
return std::vector<bool>(); //TODO?
}
TObjectTypeHandler CObjectClassesHandler::getHandlerFor(si32 type, si32 subtype) const
{
try
{
auto result = objects.at(type)->objects.at(subtype);
if (result != nullptr)
return result;
}
catch (std::out_of_range & e)
{
// Leave catch block silently
}
std::string errorString = "Failed to find object of type " + std::to_string(type) + "::" + std::to_string(subtype);
logGlobal->error(errorString);
throw std::runtime_error(errorString);
}
TObjectTypeHandler CObjectClassesHandler::getHandlerFor(const std::string & scope, const std::string & type, const std::string & subtype) const
{
std::optional<si32> id = VLC->identifiers()->getIdentifier(scope, "object", type);
if(id)
{
auto * object = objects[id.value()];
std::optional<si32> subID = VLC->identifiers()->getIdentifier(scope, object->getJsonKey(), subtype);
if (subID)
return object->objects[subID.value()];
}
std::string errorString = "Failed to find object of type " + type + "::" + subtype;
logGlobal->error(errorString);
throw std::runtime_error(errorString);
}
TObjectTypeHandler CObjectClassesHandler::getHandlerFor(CompoundMapObjectID compoundIdentifier) const
{
return getHandlerFor(compoundIdentifier.primaryID, compoundIdentifier.secondaryID);
}
std::set<si32> CObjectClassesHandler::knownObjects() const
{
std::set<si32> ret;
for(auto * entry : objects)
if (entry)
ret.insert(entry->id);
return ret;
}
std::set<si32> CObjectClassesHandler::knownSubObjects(si32 primaryID) const
{
std::set<si32> ret;
if (!objects.at(primaryID))
{
logGlobal->error("Failed to find object %d", primaryID);
return ret;
}
for(const auto & entry : objects.at(primaryID)->objects)
if (entry)
ret.insert(entry->subtype);
return ret;
}
void CObjectClassesHandler::beforeValidate(JsonNode & object)
{
for (auto & entry : object["types"].Struct())
{
if (object.Struct().count("subObjects"))
{
const auto & vector = object["subObjects"].Vector();
if (entry.second.Struct().count("index"))
{
size_t index = entry.second["index"].Integer();
if (index < vector.size())
JsonUtils::inherit(entry.second, vector[index]);
}
}
JsonUtils::inherit(entry.second, object["base"]);
for (auto & templ : entry.second["templates"].Struct())
JsonUtils::inherit(templ.second, entry.second["base"]);
}
object.Struct().erase("subObjects");
}
void CObjectClassesHandler::afterLoadFinalization()
{
for(auto * entry : objects)
{
if (!entry)
continue;
for(const auto & obj : entry->objects)
{
if (!obj)
continue;
obj->afterLoadFinalization();
if(obj->getTemplates().empty())
logGlobal->warn("No templates found for %s:%s", entry->getJsonKey(), obj->getJsonKey());
}
}
generateExtraMonolithsForRMG();
}
void CObjectClassesHandler::generateExtraMonolithsForRMG()
{
//duplicate existing two-way portals to make reserve for RMG
auto& portalVec = objects[Obj::MONOLITH_TWO_WAY]->objects;
//FIXME: Monoliths in this vector can be already not useful for every terrain
const size_t portalCount = portalVec.size();
//Invalid portals will be skipped and portalVec size stays unchanged
for (size_t i = portalCount; portalVec.size() < 100; ++i)
{
auto index = static_cast<si32>(i % portalCount);
auto portal = portalVec[index];
auto templates = portal->getTemplates();
if (templates.empty() || !templates[0]->canBePlacedAtAnyTerrain())
{
continue; //Do not clone HoTA water-only portals or any others we can't use
}
//deep copy of noncopyable object :?
auto newPortal = std::make_shared<CDefaultObjectTypeHandler<CGMonolith>>();
newPortal->rmgInfo = portal->getRMGInfo();
newPortal->base = portal->base; //not needed?
newPortal->templates = portal->getTemplates();
newPortal->sounds = portal->getSounds();
newPortal->aiValue = portal->getAiValue();
newPortal->battlefield = portal->battlefield; //getter is not initialized at this point
newPortal->modScope = portal->modScope; //private
newPortal->typeName = portal->getTypeName();
newPortal->subTypeName = std::string("monolith") + std::to_string(portalVec.size());
newPortal->type = portal->getIndex();
newPortal->subtype = portalVec.size(); //indexes must be unique, they are returned as a set
portalVec.push_back(newPortal);
}
}
std::string CObjectClassesHandler::getObjectName(si32 type, si32 subtype) const
{
const auto handler = getHandlerFor(type, subtype);
if (handler && handler->hasNameTextID())
return handler->getNameTranslated();
else
return objects[type]->getNameTranslated();
}
SObjectSounds CObjectClassesHandler::getObjectSounds(si32 type, si32 subtype) const
{
// TODO: these objects may have subID's that does not have associated handler:
// Prison: uses hero type as subID
// Hero: uses hero type as subID, but registers hero classes as subtypes
// Spell scroll: uses spell ID as subID
if(type == Obj::PRISON || type == Obj::HERO || type == Obj::SPELL_SCROLL)
subtype = 0;
assert(type < objects.size());
assert(objects[type]);
assert(subtype < objects[type]->objects.size());
return getHandlerFor(type, subtype)->getSounds();
}
std::string CObjectClassesHandler::getObjectHandlerName(si32 type) const
{
return objects.at(type)->handlerName;
}
VCMI_LIB_NAMESPACE_END