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Location: cpp/openttd-patchpack/source/src/ai/ai_info.cpp
r19810:4d624ed742d4
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(svn r24765) -Update from WebTranslator v3.0:
basque - 2 changes by lutxiketa
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german - 5 changes by planetmaker
japanese - 1 changes by nex259
korean - 4 changes by telk5093
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russian - 5 changes by Lone_Wolf
spanish - 5 changes by Terkhen
basque - 2 changes by lutxiketa
belarusian - 32 changes by Wowanxm
finnish - 5 changes by jpx_
german - 5 changes by planetmaker
japanese - 1 changes by nex259
korean - 4 changes by telk5093
portuguese - 23 changes by skkeeper
russian - 5 changes by Lone_Wolf
spanish - 5 changes by Terkhen
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/*
* This file is part of OpenTTD.
* OpenTTD 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, version 2.
* OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file ai_info.cpp Implementation of AIInfo and AILibrary */
#include "../stdafx.h"
#include "../script/squirrel_class.hpp"
#include "ai_info.hpp"
#include "ai_scanner.hpp"
#include "../debug.h"
#include "../rev.h"
/**
* Check if the API version provided by the AI is supported.
* @param api_version The API version as provided by the AI.
*/
static bool CheckAPIVersion(const char *api_version)
{
return strcmp(api_version, "0.7") == 0 || strcmp(api_version, "1.0") == 0 || strcmp(api_version, "1.1") == 0 || strcmp(api_version, "1.2") == 0 || strcmp(api_version, "1.3") == 0;
}
#if defined(WIN32)
#undef GetClassName
#endif /* WIN32 */
template <> const char *GetClassName<AIInfo, ST_AI>() { return "AIInfo"; }
/* static */ void AIInfo::RegisterAPI(Squirrel *engine)
{
/* Create the AIInfo class, and add the RegisterAI function */
DefSQClass<AIInfo, ST_AI> SQAIInfo("AIInfo");
SQAIInfo.PreRegister(engine);
SQAIInfo.AddConstructor<void (AIInfo::*)(), 1>(engine, "x");
SQAIInfo.DefSQAdvancedMethod(engine, &AIInfo::AddSetting, "AddSetting");
SQAIInfo.DefSQAdvancedMethod(engine, &AIInfo::AddLabels, "AddLabels");
SQAIInfo.DefSQConst(engine, SCRIPTCONFIG_NONE, "CONFIG_NONE");
SQAIInfo.DefSQConst(engine, SCRIPTCONFIG_RANDOM, "CONFIG_RANDOM");
SQAIInfo.DefSQConst(engine, SCRIPTCONFIG_BOOLEAN, "CONFIG_BOOLEAN");
SQAIInfo.DefSQConst(engine, SCRIPTCONFIG_INGAME, "CONFIG_INGAME");
SQAIInfo.DefSQConst(engine, SCRIPTCONFIG_DEVELOPER, "CONFIG_DEVELOPER");
/* Pre 1.2 had an AI prefix */
SQAIInfo.DefSQConst(engine, SCRIPTCONFIG_NONE, "AICONFIG_NONE");
SQAIInfo.DefSQConst(engine, SCRIPTCONFIG_RANDOM, "AICONFIG_RANDOM");
SQAIInfo.DefSQConst(engine, SCRIPTCONFIG_BOOLEAN, "AICONFIG_BOOLEAN");
SQAIInfo.DefSQConst(engine, SCRIPTCONFIG_INGAME, "AICONFIG_INGAME");
SQAIInfo.PostRegister(engine);
engine->AddMethod("RegisterAI", &AIInfo::Constructor, 2, "tx");
engine->AddMethod("RegisterDummyAI", &AIInfo::DummyConstructor, 2, "tx");
}
/* static */ SQInteger AIInfo::Constructor(HSQUIRRELVM vm)
{
/* Get the AIInfo */
SQUserPointer instance = NULL;
if (SQ_FAILED(sq_getinstanceup(vm, 2, &instance, 0)) || instance == NULL) return sq_throwerror(vm, _SC("Pass an instance of a child class of AIInfo to RegisterAI"));
AIInfo *info = (AIInfo *)instance;
SQInteger res = ScriptInfo::Constructor(vm, info);
if (res != 0) return res;
ScriptConfigItem config = _start_date_config;
config.name = strdup(config.name);
config.description = strdup(config.description);
info->config_list.push_front(config);
if (info->engine->MethodExists(*info->SQ_instance, "MinVersionToLoad")) {
if (!info->engine->CallIntegerMethod(*info->SQ_instance, "MinVersionToLoad", &info->min_loadable_version, MAX_GET_OPS)) return SQ_ERROR;
} else {
info->min_loadable_version = info->GetVersion();
}
/* When there is an UseAsRandomAI function, call it. */
if (info->engine->MethodExists(*info->SQ_instance, "UseAsRandomAI")) {
if (!info->engine->CallBoolMethod(*info->SQ_instance, "UseAsRandomAI", &info->use_as_random, MAX_GET_OPS)) return SQ_ERROR;
} else {
info->use_as_random = true;
}
/* Try to get the API version the AI is written for. */
if (info->engine->MethodExists(*info->SQ_instance, "GetAPIVersion")) {
if (!info->engine->CallStringMethodStrdup(*info->SQ_instance, "GetAPIVersion", &info->api_version, MAX_GET_OPS)) return SQ_ERROR;
if (!CheckAPIVersion(info->api_version)) {
DEBUG(script, 1, "Loading info.nut from (%s.%d): GetAPIVersion returned invalid version", info->GetName(), info->GetVersion());
return SQ_ERROR;
}
} else {
info->api_version = strdup("0.7");
}
/* Remove the link to the real instance, else it might get deleted by RegisterAI() */
sq_setinstanceup(vm, 2, NULL);
/* Register the AI to the base system */
info->GetScanner()->RegisterScript(info);
return 0;
}
/* static */ SQInteger AIInfo::DummyConstructor(HSQUIRRELVM vm)
{
/* Get the AIInfo */
SQUserPointer instance;
sq_getinstanceup(vm, 2, &instance, 0);
AIInfo *info = (AIInfo *)instance;
info->api_version = NULL;
SQInteger res = ScriptInfo::Constructor(vm, info);
if (res != 0) return res;
char buf[8];
seprintf(buf, lastof(buf), "%d.%d", GB(_openttd_newgrf_version, 28, 4), GB(_openttd_newgrf_version, 24, 4));
info->api_version = strdup(buf);
/* Remove the link to the real instance, else it might get deleted by RegisterAI() */
sq_setinstanceup(vm, 2, NULL);
/* Register the AI to the base system */
static_cast<AIScannerInfo *>(info->GetScanner())->SetDummyAI(info);
return 0;
}
AIInfo::AIInfo() :
min_loadable_version(0),
use_as_random(false),
api_version(NULL)
{
}
AIInfo::~AIInfo()
{
free(this->api_version);
}
bool AIInfo::CanLoadFromVersion(int version) const
{
if (version == -1) return true;
return version >= this->min_loadable_version && version <= this->GetVersion();
}
AILibrary::~AILibrary()
{
free(this->category);
}
/* static */ void AILibrary::RegisterAPI(Squirrel *engine)
{
/* Create the AILibrary class, and add the RegisterLibrary function */
engine->AddClassBegin("AILibrary");
engine->AddClassEnd();
engine->AddMethod("RegisterLibrary", &AILibrary::Constructor, 2, "tx");
}
/* static */ SQInteger AILibrary::Constructor(HSQUIRRELVM vm)
{
/* Create a new library */
AILibrary *library = new AILibrary();
SQInteger res = ScriptInfo::Constructor(vm, library);
if (res != 0) {
delete library;
return res;
}
/* Cache the category */
if (!library->CheckMethod("GetCategory") || !library->engine->CallStringMethodStrdup(*library->SQ_instance, "GetCategory", &library->category, MAX_GET_OPS)) {
delete library;
return SQ_ERROR;
}
/* Register the Library to the base system */
library->GetScanner()->RegisterScript(library);
return 0;
}
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