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(svn r23606) -Add: GameScanner, to auto-detect game scripts, and wire it in the console

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truebrain
2011-12-19 20:55:56 +00:00
parent b4f832f29f
commit c99950c215
18 changed files with 608 additions and 11 deletions
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101
src/game/game_info.cpp Normal file
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/* $Id$ */
/*
* 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 game_info.cpp Implementation of GameInfo */
#include "../stdafx.h"
#include "../script/squirrel_helper.hpp"
#include "../script/squirrel_class.hpp"
#include "game_info.hpp"
#include "game_scanner.hpp"
#include "../settings_type.h"
#include "../debug.h"
#include "../rev.h"
#include "game.hpp"
/**
* Check if the API version provided by the Game is supported.
* @param api_version The API version as provided by the Game.
*/
static bool CheckAPIVersion(const char *api_version)
{
return strcmp(api_version, "1.2") == 0;
}
#if defined(WIN32)
#undef GetClassName
#endif /* WIN32 */
template <> const char *GetClassName<GameInfo, ST_GS>() { return "GSInfo"; }
/* static */ void GameInfo::RegisterAPI(Squirrel *engine)
{
/* Create the GSInfo class, and add the RegisterGS function */
DefSQClass<GameInfo, ST_GS> SQGSInfo("GSInfo");
SQGSInfo.PreRegister(engine);
SQGSInfo.AddConstructor<void (GameInfo::*)(), 1>(engine, "x");
SQGSInfo.DefSQAdvancedMethod(engine, &GameInfo::AddSetting, "AddSetting");
SQGSInfo.DefSQAdvancedMethod(engine, &GameInfo::AddLabels, "AddLabels");
SQGSInfo.DefSQConst(engine, SCRIPTCONFIG_NONE, "CONFIG_NONE");
SQGSInfo.DefSQConst(engine, SCRIPTCONFIG_RANDOM, "CONFIG_RANDOM");
SQGSInfo.DefSQConst(engine, SCRIPTCONFIG_BOOLEAN, "CONFIG_BOOLEAN");
SQGSInfo.DefSQConst(engine, SCRIPTCONFIG_INGAME, "CONFIG_INGAME");
SQGSInfo.DefSQConst(engine, SCRIPTCONFIG_DEVELOPER, "CONFIG_DEVELOPER");
SQGSInfo.PostRegister(engine);
engine->AddMethod("RegisterGS", &GameInfo::Constructor, 2, "tx");
}
/* static */ SQInteger GameInfo::Constructor(HSQUIRRELVM vm)
{
/* Get the GameInfo */
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 GameInfo to RegisterGame"));
GameInfo *info = (GameInfo *)instance;
SQInteger res = ScriptInfo::Constructor(vm, info);
if (res != 0) return res;
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();
}
/* Try to get the API version the AI is written for. */
if (!info->CheckMethod("GetAPIVersion")) return SQ_ERROR;
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;
}
/* Remove the link to the real instance, else it might get deleted by RegisterGame() */
sq_setinstanceup(vm, 2, NULL);
/* Register the Game to the base system */
info->GetScanner()->RegisterScript(info);
return 0;
}
GameInfo::GameInfo() :
min_loadable_version(0),
api_version(NULL)
{
}
GameInfo::~GameInfo()
{
free(this->api_version);
}
bool GameInfo::CanLoadFromVersion(int version) const
{
if (version == -1) return true;
return version >= this->min_loadable_version && version <= this->GetVersion();
}