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engines/wintermute/ext/wme_steam.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program 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, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/*
+ * This file is based on WME Steam Plugin.
+ * https://archive.softwareheritage.org/browse/origin/directory/?origin_url=https://bitbucket.org/MnemonicWME/wme_steam_plugin
+ * Copyright (c) 2013 Jan Nedoma
+ */
+
+#include "engines/metaengine.h"
+#include "engines/wintermute/wintermute.h"
+#include "engines/wintermute/base/base_game.h"
+#include "engines/wintermute/base/base_engine.h"
+#include "engines/wintermute/base/scriptables/script_stack.h"
+#include "engines/wintermute/base/scriptables/script_value.h"
+#include "engines/wintermute/ext/wme_steam.h"
+
+namespace Wintermute {
+
+IMPLEMENT_PERSISTENT(SXSteamAPI, false)
+
+BaseScriptable *makeSXSteamAPI(BaseGame *inGame, ScStack *stack) {
+	return new SXSteamAPI(inGame,  stack);
+}
+
+//////////////////////////////////////////////////////////////////////////
+Common::AchievementsInfo getAchievementsInfo() {
+	const MetaEngine *meta = g_engine->getMetaEngine();
+	const Common::String target = BaseEngine::instance().getGameTargetName();
+	return meta->getAchievementsInfo(target);
+}
+
+//////////////////////////////////////////////////////////////////////////
+SXSteamAPI::SXSteamAPI(BaseGame *inGame, ScStack *stack) : BaseScriptable(inGame) {
+	stack->correctParams(0);
+	init();
+}
+
+//////////////////////////////////////////////////////////////////////////
+void SXSteamAPI::init() {
+	_achievementsInfo = getAchievementsInfo();
+	AchMan.setActiveDomain(_achievementsInfo);
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+SXSteamAPI::~SXSteamAPI() {
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+const char *SXSteamAPI::scToString() {
+	return "[steamapi object]";
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+bool SXSteamAPI::scCallMethod(ScScript *script, ScStack *stack, ScStack *thisStack, const char *name) {
+	//////////////////////////////////////////////////////////////////////////
+	// RequestStats()
+	// There are currently no known games that are using this
+	// So, all the initialization should be done at the constructor instead
+	//////////////////////////////////////////////////////////////////////////
+	if (strcmp(name, "RequestStats") == 0) {
+		stack->correctParams(0);
+		stack->pushBool(AchMan.isReady());
+		return STATUS_OK;
+	}
+	//////////////////////////////////////////////////////////////////////////
+	// SetAchievement(string id)
+	//////////////////////////////////////////////////////////////////////////
+	else if (strcmp(name, "SetAchievement") == 0) {
+		stack->correctParams(1);
+		const char *id = stack->pop()->getString();
+		stack->pushBool(AchMan.setAchievement(id));
+		return STATUS_OK;
+	}
+	//////////////////////////////////////////////////////////////////////////
+	// IsAchieved(string id)
+	//////////////////////////////////////////////////////////////////////////
+	else if (strcmp(name, "IsAchieved") == 0) {
+		stack->correctParams(1);
+		const char *id = stack->pop()->getString();
+		stack->pushBool(AchMan.isAchieved(id));
+		return STATUS_OK;
+	}
+	//////////////////////////////////////////////////////////////////////////
+	// ClearAchievement(string id)
+	//////////////////////////////////////////////////////////////////////////
+	else if (strcmp(name, "ClearAchievement") == 0) {
+		stack->correctParams(1);
+		const char *id = stack->pop()->getString();
+		stack->pushBool(AchMan.clearAchievement(id));
+		return STATUS_OK;
+	}
+	//////////////////////////////////////////////////////////////////////////
+	// GetAchievementId(int index)
+	//////////////////////////////////////////////////////////////////////////
+	else if (strcmp(name, "GetAchievementId") == 0) {
+		stack->correctParams(1);
+		uint32 index = (uint32) stack->pop()->getInt();
+
+		const Common::AchievementDescription *descr = AchMan.getAchievementDescription(index);
+		if (descr) {
+			stack->pushString(descr->id.c_str());
+		} else {
+			stack->pushNULL();
+		}
+
+		return STATUS_OK;
+	}
+	//////////////////////////////////////////////////////////////////////////
+	// SetStat(string id, int|float value)
+	//////////////////////////////////////////////////////////////////////////
+	else if (strcmp(name, "SetStat") == 0) {
+		stack->correctParams(2);
+		const char *id = stack->pop()->getString();
+		ScValue *val = stack->pop();
+
+		if (val->isFloat()) {
+			stack->pushBool(AchMan.setStatFloat(id, val->getFloat()));
+		} else {
+			stack->pushBool(AchMan.setStatInt(id, val->getInt()));
+		}
+
+		return STATUS_OK;
+	}
+	//////////////////////////////////////////////////////////////////////////
+	// GetStatInt(string id)
+	//////////////////////////////////////////////////////////////////////////
+	else if (strcmp(name, "GetStatInt") == 0) {
+		stack->correctParams(1);
+		const char *id = stack->pop()->getString();
+		stack->pushInt(AchMan.getStatInt(id));
+		return STATUS_OK;
+	}
+	//////////////////////////////////////////////////////////////////////////
+	// GetStatFloat(string id)
+	//////////////////////////////////////////////////////////////////////////
+	else if (strcmp(name, "GetStatFloat") == 0) {
+		stack->correctParams(1);
+		const char *id = stack->pop()->getString();
+		stack->pushFloat(AchMan.getStatFloat(id));
+		return STATUS_OK;
+	}
+	//////////////////////////////////////////////////////////////////////////
+	// ResetAllStats(bool includingAchievements)
+	//////////////////////////////////////////////////////////////////////////
+	else if (strcmp(name, "ResetAllStats") == 0) {
+		stack->correctParams(1);
+		bool includingAchievements = stack->pop()->getBool();
+
+		bool result = AchMan.resetAllStats();
+		if (includingAchievements) {
+			result = result && AchMan.resetAllAchievements();
+		}
+
+		stack->pushBool(result);
+		return STATUS_OK;
+	}
+
+	else {
+		return STATUS_FAILED;
+	}
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+ScValue *SXSteamAPI::scGetProperty(const char *name) {
+	_scValue->setNULL();
+
+	//////////////////////////////////////////////////////////////////////////
+	// Type (RO)
+	//////////////////////////////////////////////////////////////////////////
+	if (strcmp(name, "Type") == 0) {
+		_scValue->setString("steamapi");
+		return _scValue;
+	}
+	//////////////////////////////////////////////////////////////////////////
+	// SteamAvailable (RO)
+	//////////////////////////////////////////////////////////////////////////
+	else if (strcmp(name, "SteamAvailable") == 0) {
+		_scValue->setBool(AchMan.isReady());
+		return _scValue;
+	}
+	//////////////////////////////////////////////////////////////////////////
+	// StatsAvailable (RO)
+	//////////////////////////////////////////////////////////////////////////
+	else if (strcmp(name, "StatsAvailable") == 0) {
+		_scValue->setBool(AchMan.isReady());
+		return _scValue;
+	}
+	//////////////////////////////////////////////////////////////////////////
+	// NumAchievements (RO)
+	//////////////////////////////////////////////////////////////////////////
+	else if (strcmp(name, "NumAchievements") == 0) {
+		_scValue->setInt(AchMan.getAchievementCount());
+		return _scValue;
+	}
+	//////////////////////////////////////////////////////////////////////////
+	// AppId (RO)
+	//////////////////////////////////////////////////////////////////////////
+	else if (strcmp(name, "AppId") == 0) {
+		_scValue->setInt(atoi(_achievementsInfo.appId.c_str()));
+		return _scValue;
+	}
+
+	else {
+		return _scValue;
+	}
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+bool SXSteamAPI::scSetProperty(const char *name, ScValue *value) {
+	return STATUS_FAILED;
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+bool SXSteamAPI::persist(BasePersistenceManager *persistMgr) {
+	BaseScriptable::persist(persistMgr);
+
+	if (!persistMgr->getIsSaving()) {
+		init();
+	}
+
+	return STATUS_OK;
+}
+
+} // End of namespace Wintermute