mirror of https://github.com/OpenTTD/OpenTTD.git
100 lines
3.1 KiB
C++
100 lines
3.1 KiB
C++
/*
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* This file is part of OpenTTD.
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* 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.
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* 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.
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* 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/>.
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*/
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/** @file game_scanner.cpp allows scanning Game scripts */
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#include "../stdafx.h"
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#include "../script/squirrel_class.hpp"
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#include "game_info.hpp"
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#include "game_scanner.hpp"
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#include "../3rdparty/fmt/format.h"
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#include "../safeguards.h"
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void GameScannerInfo::Initialize()
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{
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ScriptScanner::Initialize("GSScanner");
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}
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std::string GameScannerInfo::GetScriptName(ScriptInfo *info)
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{
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return info->GetName();
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}
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void GameScannerInfo::RegisterAPI(class Squirrel *engine)
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{
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GameInfo::RegisterAPI(engine);
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}
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GameInfo *GameScannerInfo::FindInfo(const std::string &name, int version, bool force_exact_match)
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{
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if (this->info_list.empty()) return nullptr;
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if (name.empty()) return nullptr;
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if (version == -1) {
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/* We want to load the latest version of this Game script; so find it */
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auto it = this->info_single_list.find(name);
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if (it != this->info_single_list.end()) return static_cast<GameInfo *>(it->second);
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return nullptr;
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}
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if (force_exact_match) {
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/* Try to find a direct 'name.version' match */
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std::string name_with_version = fmt::format("{}.{}", name, version);
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auto it = this->info_list.find(name_with_version);
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if (it != this->info_list.end()) return static_cast<GameInfo *>(it->second);
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return nullptr;
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}
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GameInfo *info = nullptr;
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int highest_version = -1;
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/* See if there is a compatible Game script which goes by that name, with the highest
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* version which allows loading the requested version */
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for (const auto &item : this->info_list) {
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GameInfo *i = static_cast<GameInfo *>(item.second);
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if (StrEqualsIgnoreCase(name, i->GetName()) && i->CanLoadFromVersion(version) && (highest_version == -1 || i->GetVersion() > highest_version)) {
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highest_version = item.second->GetVersion();
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info = i;
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}
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}
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return info;
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}
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void GameScannerLibrary::Initialize()
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{
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ScriptScanner::Initialize("GSScanner");
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}
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std::string GameScannerLibrary::GetScriptName(ScriptInfo *info)
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{
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GameLibrary *library = static_cast<GameLibrary *>(info);
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return fmt::format("{}.{}", library->GetCategory(), library->GetInstanceName());
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}
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void GameScannerLibrary::RegisterAPI(class Squirrel *engine)
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{
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GameLibrary::RegisterAPI(engine);
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}
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GameLibrary *GameScannerLibrary::FindLibrary(const std::string &library, int version)
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{
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/* Internally we store libraries as 'library.version' */
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std::string library_name = fmt::format("{}.{}", library, version);
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/* Check if the library + version exists */
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ScriptInfoList::iterator it = this->info_list.find(library_name);
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if (it == this->info_list.end()) return nullptr;
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return static_cast<GameLibrary *>((*it).second);
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}
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