wraitii
3662b2d5e2
Add some retro-compatibility to avoid issues. First reported by: gameboy Differential Revision: https://code.wildfiregames.com/D4066 This was SVN commit r25651.
184 lines
5.6 KiB
C++
184 lines
5.6 KiB
C++
/* Copyright (C) 2021 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 "JSInterface_Mod.h"
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#include "ps/Mod.h"
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#include "ps/Pyrogenesis.h"
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#include "scriptinterface/FunctionWrapper.h"
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#include "scriptinterface/JSON.h"
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#include "scriptinterface/ScriptConversions.h"
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extern void RestartEngine();
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// To avoid copying data needlessly in GetEngineInfo, implement a ToJSVal for pointer types.
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using ModDataCPtr = const Mod::ModData*;
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template<>
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void Script::ToJSVal(const ScriptRequest& rq, JS::MutableHandleValue ret, const ModDataCPtr& data)
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{
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ret.set(Script::CreateObject(rq));
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Script::SetProperty(rq, ret, "mod", data->m_Pathname);
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Script::SetProperty(rq, ret, "name", data->m_Name);
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Script::SetProperty(rq, ret, "version", data->m_Version);
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Script::SetProperty(rq, ret, "ignoreInCompatibilityChecks", data->m_IgnoreInCompatibilityChecks);
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}
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// Required by JSVAL_VECTOR, but can't be implemented.
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template<>
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bool Script::FromJSVal(const ScriptRequest &, const JS::HandleValue, ModDataCPtr&)
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{
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LOGERROR("Not implemented");
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return false;
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}
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JSVAL_VECTOR(const Mod::ModData*);
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// Implement FromJSVal as a non-pointer type.
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template<>
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void Script::ToJSVal(const ScriptRequest& rq, JS::MutableHandleValue ret, const Mod::ModData& data)
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{
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ret.set(Script::CreateObject(rq));
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Script::SetProperty(rq, ret, "mod", data.m_Pathname);
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Script::SetProperty(rq, ret, "name", data.m_Name);
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Script::SetProperty(rq, ret, "version", data.m_Version);
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Script::SetProperty(rq, ret, "ignoreInCompatibilityChecks", data.m_IgnoreInCompatibilityChecks);
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}
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template<>
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bool Script::FromJSVal(const ScriptRequest& rq, const JS::HandleValue val, Mod::ModData& data)
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{
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// To avoid errors & for convenience, some retro-compatibility when reading
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// TODO: remove this once we hit A26.
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JS::RootedObject obj(rq.cx, val.toObjectOrNull());
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bool isArray = false;
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if (JS::IsArray(rq.cx, obj, &isArray) && isArray)
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{
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if (!Script::GetPropertyInt(rq, val, 0, data.m_Pathname))
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return false;
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if (!Script::GetPropertyInt(rq, val, 1, data.m_Version))
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return false;
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// Set a sane default for this.
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data.m_Name = data.m_Pathname;
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return true;
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}
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// This property is not set in mod.json files, so don't fail if it's not there.
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if (Script::HasProperty(rq, val, "mod") && !Script::GetProperty(rq, val, "mod", data.m_Pathname))
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return false;
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if (!Script::GetProperty(rq, val, "version", data.m_Version))
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return false;
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if (!Script::GetProperty(rq, val, "name", data.m_Name))
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return false;
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// Optional - this makes the mod 'GUI-only'.
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if (Script::HasProperty(rq, val, "ignoreInCompatibilityChecks"))
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{
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if (!Script::GetProperty(rq, val, "ignoreInCompatibilityChecks", data.m_IgnoreInCompatibilityChecks))
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return false;
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}
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else
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data.m_IgnoreInCompatibilityChecks = false;
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return true;
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}
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JSVAL_VECTOR(Mod::ModData);
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namespace JSI_Mod
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{
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Mod* ModGetter(const ScriptRequest&, JS::CallArgs&)
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{
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return &g_Mods;
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}
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JS::Value GetEngineInfo(const ScriptInterface& scriptInterface)
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{
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ScriptRequest rq(scriptInterface);
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JS::RootedValue mods(rq.cx);
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Script::ToJSVal(rq, &mods, g_Mods.GetEnabledModsData());
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JS::RootedValue metainfo(rq.cx);
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Script::CreateObject(
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rq,
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&metainfo,
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"engine_version", engine_version,
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"mods", mods);
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Script::FreezeObject(rq, metainfo, true);
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return metainfo;
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}
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JS::Value GetAvailableMods(const ScriptRequest& rq)
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{
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JS::RootedValue ret(rq.cx, Script::CreateObject(rq));
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for (const Mod::ModData& data : g_Mods.GetAvailableMods())
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{
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JS::RootedValue json(rq.cx);
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if (!Script::ParseJSON(rq, data.m_Text, &json))
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{
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ScriptException::Raise(rq, "Error parsing mod.json of '%s'", data.m_Pathname.c_str());
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continue;
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}
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Script::SetProperty(rq, ret, data.m_Pathname.c_str(), json);
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}
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return ret.get();
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}
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bool AreModsPlayCompatible(const std::vector<Mod::ModData>& a, const std::vector<Mod::ModData>& b)
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{
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std::vector<const Mod::ModData*> modsA, modsB;
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modsA.reserve(a.size());
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for (const Mod::ModData& mod : a)
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modsA.push_back(&mod);
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modsB.reserve(b.size());
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for (const Mod::ModData& mod : b)
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modsB.push_back(&mod);
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return Mod::AreModsPlayCompatible(modsA, modsB);
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}
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bool SetModsAndRestartEngine(const ScriptInterface& scriptInterface, const std::vector<CStr>& mods)
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{
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if (!g_Mods.EnableMods(scriptInterface, mods, false))
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return false;
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RestartEngine();
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return true;
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}
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bool HasIncompatibleMods()
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{
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return g_Mods.GetIncompatibleMods().size() > 0;
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}
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void RegisterScriptFunctions(const ScriptRequest& rq)
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{
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ScriptFunction::Register<GetEngineInfo>(rq, "GetEngineInfo");
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ScriptFunction::Register<GetAvailableMods>(rq, "GetAvailableMods");
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ScriptFunction::Register<&Mod::GetEnabledMods, ModGetter>(rq, "GetEnabledMods");
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ScriptFunction::Register<AreModsPlayCompatible>(rq, "AreModsPlayCompatible");
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ScriptFunction::Register<HasIncompatibleMods> (rq, "HasIncompatibleMods");
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ScriptFunction::Register<&Mod::GetIncompatibleMods, ModGetter>(rq, "GetIncompatibleMods");
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ScriptFunction::Register<&SetModsAndRestartEngine>(rq, "SetModsAndRestartEngine");
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}
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}
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