Imarok
c894eeb856
Reviewed by: temple Differential Revision: https://code.wildfiregames.com/D1315 This was SVN commit r21336.
143 lines
4.2 KiB
C++
143 lines
4.2 KiB
C++
/* Copyright (C) 2018 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "precompiled.h"
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#include "ps/Mod.h"
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#include <algorithm>
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#include "lib/file/file_system.h"
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#include "lib/file/vfs/vfs.h"
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#include "lib/utf8.h"
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#include "ps/Filesystem.h"
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#include "ps/GameSetup/GameSetup.h"
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#include "ps/GameSetup/Paths.h"
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std::vector<CStr> g_modsLoaded;
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CmdLineArgs g_args;
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JS::Value Mod::GetAvailableMods(const ScriptInterface& scriptInterface)
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{
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JSContext* cx = scriptInterface.GetContext();
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JSAutoRequest rq(cx);
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JS::RootedObject obj(cx, JS_NewPlainObject(cx));
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const Paths paths(g_args);
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// loop over all possible paths
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OsPath modPath = paths.RData()/"mods";
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OsPath modUserPath = paths.UserData()/"mods";
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DirectoryNames modDirs;
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DirectoryNames modDirsUser;
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GetDirectoryEntries(modPath, NULL, &modDirs);
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// Sort modDirs so that we can do a fast lookup below
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std::sort(modDirs.begin(), modDirs.end());
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PIVFS vfs = CreateVfs();
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for (DirectoryNames::iterator iter = modDirs.begin(); iter != modDirs.end(); ++iter)
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{
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vfs->Clear();
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if (vfs->Mount(L"", modPath / *iter, VFS_MOUNT_MUST_EXIST) < 0)
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continue;
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CVFSFile modinfo;
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if (modinfo.Load(vfs, L"mod.json", false) != PSRETURN_OK)
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continue;
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JS::RootedValue json(cx);
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if (!scriptInterface.ParseJSON(modinfo.GetAsString(), &json))
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continue;
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// Valid mod, add it to our structure
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JS_SetProperty(cx, obj, utf8_from_wstring(iter->string()).c_str(), json);
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}
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GetDirectoryEntries(modUserPath, NULL, &modDirsUser);
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bool dev = InDevelopmentCopy();
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for (DirectoryNames::iterator iter = modDirsUser.begin(); iter != modDirsUser.end(); ++iter)
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{
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// If we are in a dev copy we do not mount mods in the user mod folder that
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// are already present in the mod folder, thus we skip those here.
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if (dev && std::binary_search(modDirs.begin(), modDirs.end(), *iter))
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continue;
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vfs->Clear();
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if (vfs->Mount(L"", modUserPath / *iter, VFS_MOUNT_MUST_EXIST) < 0)
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continue;
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CVFSFile modinfo;
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if (modinfo.Load(vfs, L"mod.json", false) != PSRETURN_OK)
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continue;
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JS::RootedValue json(cx);
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if (!scriptInterface.ParseJSON(modinfo.GetAsString(), &json))
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continue;
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// Valid mod, add it to our structure
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JS_SetProperty(cx, obj, utf8_from_wstring(iter->string()).c_str(), json);
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}
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return JS::ObjectValue(*obj);
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}
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JS::Value Mod::GetLoadedModsWithVersions(const ScriptInterface& scriptInterface)
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{
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JSContext* cx = scriptInterface.GetContext();
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JSAutoRequest rq(cx);
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JS::RootedValue availableMods(cx, GetAvailableMods(scriptInterface));
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JS::RootedValue ret(cx, JS::ObjectValue(*JS_NewArrayObject(cx, 0)));
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// Index of the created array
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size_t j = 0;
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for (size_t i = 0; i < g_modsLoaded.size(); ++i)
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{
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// Ignore user and mod mod as they are irrelevant for compatibility checks
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if (g_modsLoaded[i] == "mod" || g_modsLoaded[i] == "user")
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continue;
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CStr version;
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JS::RootedValue modData(cx);
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if (scriptInterface.GetProperty(availableMods, g_modsLoaded[i].c_str(), &modData))
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scriptInterface.GetProperty(modData, "version", version);
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scriptInterface.SetPropertyInt(ret, j++, std::vector<CStr>{g_modsLoaded[i], version});
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}
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return ret;
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}
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JS::Value Mod::GetEngineInfo(const ScriptInterface& scriptInterface)
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{
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JSContext* cx = scriptInterface.GetContext();
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JSAutoRequest rq(cx);
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JS::RootedValue metainfo(cx);
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JS::RootedValue mods(cx, Mod::GetLoadedModsWithVersions(scriptInterface));
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scriptInterface.Eval("({})", &metainfo);
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scriptInterface.SetProperty(metainfo, "engine_version", std::string(engine_version));
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scriptInterface.SetProperty(metainfo, "mods", mods);
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scriptInterface.FreezeObject(metainfo, true);
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return metainfo;
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}
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