106 lines
2.7 KiB
C++
106 lines
2.7 KiB
C++
/* Copyright 2013 MultiMC Contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "pluginmanager.h"
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#include <QDir>
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#include <QDirIterator>
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#include <QFileInfo>
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#include <QVariant>
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#include <QJsonObject>
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#include <QtPlugin>
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#include "instancetypeinterface.h"
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// MultiMC's API version. This must match the "api" field in each plugin's
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// metadata or MultiMC won't consider them valid MultiMC plugin.
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#define MMC_API_VERSION "MultiMC5-API-1"
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PluginManager PluginManager::manager;
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PluginManager::PluginManager() :
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QObject(NULL)
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{
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}
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bool PluginManager::loadPlugins(QString pluginDir)
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{
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// Delete the loaded plugins and clear the list.
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for (int i = 0; i < m_plugins.count(); i++)
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{
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delete m_plugins[i];
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}
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m_plugins.clear();
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qDebug(QString("Loading plugins from directory: %1").
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arg(pluginDir).toUtf8());
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QDir dir(pluginDir);
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QDirIterator iter(dir);
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while (iter.hasNext())
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{
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QFileInfo pluginFile(dir.absoluteFilePath(iter.next()));
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if (pluginFile.exists() && pluginFile.isFile())
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{
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qDebug(QString("Attempting to load plugin: %1").
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arg(pluginFile.canonicalFilePath()).toUtf8());
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QPluginLoader *pluginLoader = new QPluginLoader(pluginFile.absoluteFilePath());
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QJsonObject pluginInfo = pluginLoader->metaData();
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QJsonObject pluginMetadata = pluginInfo.value("MetaData").toObject();
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if (pluginMetadata.value("api").toString("") != MMC_API_VERSION)
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{
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// If "api" is not specified, it's not a MultiMC plugin.
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qDebug(QString("Not loading plugin %1. Not a valid MultiMC plugin. "
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"API: %2").
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arg(pluginFile.canonicalFilePath(), pluginMetadata.value("api").toString("")).toUtf8());
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continue;
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}
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qDebug(QString("Loaded plugin: %1").
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arg(pluginInfo.value("IID").toString()).toUtf8());
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m_plugins.push_back(pluginLoader);
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}
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}
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return true;
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}
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QPluginLoader *PluginManager::getPlugin(int index)
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{
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return m_plugins[index];
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}
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void PluginManager::initInstanceTypes()
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{
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for (int i = 0; i < m_plugins.count(); i++)
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{
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InstanceTypeInterface *instType = qobject_cast<InstanceTypeInterface *>(m_plugins[i]->instance());
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if (instType)
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{
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// TODO: Handle errors
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InstanceLoader::get().registerInstanceType(instType);
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}
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}
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}
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