942 lines
32 KiB
C++
942 lines
32 KiB
C++
/*
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SPDX-FileCopyrightText: 2010 Ryan Rix <ry@n.rix.si>
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SPDX-License-Identifier: LGPL-2.0-or-later
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*/
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#include "pluginloader.h"
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#include <QPointer>
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#include <QStandardPaths>
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#include <QDebug>
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#include <KService>
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#include <KServiceTypeTrader>
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#include <KPluginTrader>
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#include <KPluginLoader>
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#include <kpackage/packageloader.h>
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#include <kdeclarative/kdeclarative.h>
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#include "config-plasma.h"
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#include "applet.h"
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#include "containment.h"
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#include "containmentactions.h"
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#include "dataengine.h"
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#include "package.h"
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#include "private/applet_p.h"
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#include "private/service_p.h" // for NullService
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#include "private/storage_p.h"
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#include "private/package_p.h"
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#include "private/packagestructure_p.h"
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#include <plasma/version.h>
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#include "debug_p.h"
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namespace Plasma
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{
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static PluginLoader *s_pluginLoader = nullptr;
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class PluginLoaderPrivate
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{
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public:
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PluginLoaderPrivate()
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: isDefaultLoader(false)
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{
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}
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static QSet<QString> knownCategories();
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static QSet<QString> s_customCategories;
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QHash<QString, QPointer<PackageStructure> > structures;
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bool isDefaultLoader;
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static QString s_dataEnginePluginDir;
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static QString s_packageStructurePluginDir;
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static QString s_plasmoidsPluginDir;
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static QString s_servicesPluginDir;
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static QString s_containmentActionsPluginDir;
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class Cache {
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// We only use this cache during start of the process to speed up many consecutive calls
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// After that, we're too afraid to produce race conditions and it's not that time-critical anyway
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// the 20 seconds here means that the cache is only used within 20sec during startup, after that,
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// complexity goes up and we'd have to update the cache in order to avoid subtle bugs
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// just not using the cache is way easier then, since it doesn't make *that* much of a difference,
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// anyway
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int maxCacheAge = 20;
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qint64 pluginCacheAge = 0;
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QHash<QString, QVector<KPluginMetaData>> plugins;
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public:
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QVector<KPluginMetaData> findPluginsById(const QString& name, const QStringList &dirs);
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};
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Cache plasmoidCache;
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Cache dataengineCache;
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Cache containmentactionCache;
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};
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QSet<QString> PluginLoaderPrivate::s_customCategories;
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QString PluginLoaderPrivate::s_dataEnginePluginDir = QStringLiteral("plasma/dataengine");
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QString PluginLoaderPrivate::s_packageStructurePluginDir = QStringLiteral("plasma/packagestructure");
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QString PluginLoaderPrivate::s_plasmoidsPluginDir = QStringLiteral("plasma/applets");
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QString PluginLoaderPrivate::s_servicesPluginDir = QStringLiteral("plasma/services");
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QString PluginLoaderPrivate::s_containmentActionsPluginDir = QStringLiteral("plasma/containmentactions");
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QSet<QString> PluginLoaderPrivate::knownCategories()
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{
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// this is to trick the translation tools into making the correct
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// strings for translation
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QSet<QString> categories = s_customCategories;
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categories << QStringLiteral(I18N_NOOP("Accessibility")).toLower()
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<< QStringLiteral(I18N_NOOP("Application Launchers")).toLower()
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<< QStringLiteral(I18N_NOOP("Astronomy")).toLower()
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<< QStringLiteral(I18N_NOOP("Date and Time")).toLower()
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<< QStringLiteral(I18N_NOOP("Development Tools")).toLower()
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<< QStringLiteral(I18N_NOOP("Education")).toLower()
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<< QStringLiteral(I18N_NOOP("Environment and Weather")).toLower()
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<< QStringLiteral(I18N_NOOP("Examples")).toLower()
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<< QStringLiteral(I18N_NOOP("File System")).toLower()
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<< QStringLiteral(I18N_NOOP("Fun and Games")).toLower()
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<< QStringLiteral(I18N_NOOP("Graphics")).toLower()
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<< QStringLiteral(I18N_NOOP("Language")).toLower()
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<< QStringLiteral(I18N_NOOP("Mapping")).toLower()
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<< QStringLiteral(I18N_NOOP("Miscellaneous")).toLower()
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<< QStringLiteral(I18N_NOOP("Multimedia")).toLower()
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<< QStringLiteral(I18N_NOOP("Online Services")).toLower()
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<< QStringLiteral(I18N_NOOP("Productivity")).toLower()
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<< QStringLiteral(I18N_NOOP("System Information")).toLower()
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<< QStringLiteral(I18N_NOOP("Utilities")).toLower()
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<< QStringLiteral(I18N_NOOP("Windows and Tasks")).toLower()
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<< QStringLiteral(I18N_NOOP("Clipboard")).toLower()
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<< QStringLiteral(I18N_NOOP("Tasks")).toLower();
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return categories;
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}
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PluginLoader::PluginLoader()
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: d(new PluginLoaderPrivate)
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{
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}
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PluginLoader::~PluginLoader()
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{
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typedef QPointer<PackageStructure> pswp;
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for (pswp wp : qAsConst(d->structures)) {
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delete wp.data();
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}
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delete d;
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}
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void PluginLoader::setPluginLoader(PluginLoader *loader)
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{
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if (!s_pluginLoader) {
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s_pluginLoader = loader;
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} else {
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#ifndef NDEBUG
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// qCDebug(LOG_PLASMA) << "Cannot set pluginLoader, already set!" << s_pluginLoader;
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#endif
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}
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}
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PluginLoader *PluginLoader::self()
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{
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if (!s_pluginLoader) {
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// we have been called before any PluginLoader was set, so just use the default
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// implementation. this prevents plugins from nefariously injecting their own
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// plugin loader if the app doesn't
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s_pluginLoader = new PluginLoader;
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s_pluginLoader->d->isDefaultLoader = true;
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}
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return s_pluginLoader;
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}
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Applet *PluginLoader::loadApplet(const QString &name, uint appletId, const QVariantList &args)
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{
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if (name.isEmpty()) {
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return nullptr;
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}
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Applet *applet = d->isDefaultLoader ? nullptr : internalLoadApplet(name, appletId, args);
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if (applet) {
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return applet;
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}
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if (appletId == 0) {
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appletId = ++AppletPrivate::s_maxAppletId;
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}
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// Need to pass the empty directory because it's where plasmoids used to be
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auto plugins = d->plasmoidCache.findPluginsById(name, { PluginLoaderPrivate::s_plasmoidsPluginDir, {} });
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const KPackage::Package p = KPackage::PackageLoader::self()->loadPackage(QStringLiteral("Plasma/Applet"), name);
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// If the applet is using another applet package, search for the plugin of the other applet
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if (plugins.isEmpty()) {
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const QString parentPlugin = p.metadata().value(QStringLiteral("X-Plasma-RootPath"));
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if (!parentPlugin.isEmpty()) {
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plugins = d->plasmoidCache.findPluginsById(parentPlugin, { PluginLoaderPrivate::s_plasmoidsPluginDir, {} });
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}
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}
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if (!plugins.isEmpty()) {
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KPluginLoader loader(plugins.first().fileName());
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if (!isPluginVersionCompatible(loader)) {
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return nullptr;
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}
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KPluginFactory *factory = loader.factory();
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if (factory) {
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QVariantList allArgs;
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allArgs << QVariant::fromValue(p) << loader.metaData().toVariantMap() << appletId << args;
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applet = factory->create<Plasma::Applet>(nullptr, allArgs);
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}
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}
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if (applet) {
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return applet;
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}
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if (!applet) {
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//qCDebug(LOG_PLASMA) << name << "not a C++ applet: Falling back to an empty one";
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QVariantList allArgs;
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allArgs << QVariant::fromValue(p) << p.metadata().fileName() << appletId << args;
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if (p.metadata().serviceTypes().contains(QLatin1String("Plasma/Containment"))) {
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applet = new Containment(nullptr, allArgs);
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} else {
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applet = new Applet(nullptr, allArgs);
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}
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}
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const QString localePath = p.filePath("translations");
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if (!localePath.isEmpty()) {
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KLocalizedString::addDomainLocaleDir(QByteArray("plasma_applet_") + name.toLatin1(), localePath);
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}
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return applet;
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}
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DataEngine *PluginLoader::loadDataEngine(const QString &name)
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{
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DataEngine *engine = d->isDefaultLoader ? nullptr : internalLoadDataEngine(name);
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if (engine) {
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return engine;
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}
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// Look for C++ plugins first
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const QVector<KPluginMetaData> plugins = d->dataengineCache.findPluginsById(name, {PluginLoaderPrivate::s_dataEnginePluginDir});
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if (!plugins.isEmpty()) {
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KPluginLoader loader(plugins.constFirst().fileName());
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const QVariantList argsWithMetaData = QVariantList() << loader.metaData().toVariantMap();
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KPluginFactory *factory = loader.factory();
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return factory ? factory->create<Plasma::DataEngine>(nullptr, argsWithMetaData) : nullptr;
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}
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if (engine) {
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return engine;
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}
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const KPackage::Package p = KPackage::PackageLoader::self()->loadPackage(QStringLiteral("Plasma/DataEngine"), name);
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if (!p.isValid()) {
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return nullptr;
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}
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return new DataEngine(KPluginInfo(p.metadata().fileName()), nullptr);
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}
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QStringList PluginLoader::listAllEngines(const QString &parentApp)
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{
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QStringList engines;
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// Look for C++ plugins first
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auto filter = [&parentApp](const KPluginMetaData &md) -> bool
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{
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return md.value(QStringLiteral("X-KDE-ParentApp")) == parentApp;
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};
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QVector<KPluginMetaData> plugins;
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if (parentApp.isEmpty()) {
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plugins = KPluginLoader::findPlugins(PluginLoaderPrivate::s_dataEnginePluginDir);
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} else {
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plugins = KPluginLoader::findPlugins(PluginLoaderPrivate::s_dataEnginePluginDir, filter);
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}
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for (auto& plugin : qAsConst(plugins)) {
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engines << plugin.pluginId();
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}
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const QList<KPluginMetaData> packagePlugins = KPackage::PackageLoader::self()->listPackages(QStringLiteral("Plasma/DataEngine"));
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for (const auto &plugin : packagePlugins) {
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engines << plugin.pluginId();
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}
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return engines;
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}
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KPluginInfo::List PluginLoader::listEngineInfo(const QString &parentApp)
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{
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return PluginLoader::self()->listDataEngineInfo(parentApp);
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}
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KPluginInfo::List PluginLoader::listEngineInfoByCategory(const QString &category, const QString &parentApp)
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{
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KPluginInfo::List list;
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// Look for C++ plugins first
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auto filterNormal = [&category](const KPluginMetaData &md) -> bool
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{
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return md.value(QStringLiteral("X-KDE-PluginInfo-Category")) == category;
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};
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auto filterParentApp = [&category, &parentApp](const KPluginMetaData &md) -> bool
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{
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return md.value(QStringLiteral("X-KDE-ParentApp")) == parentApp
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&& md.value(QStringLiteral("X-KDE-PluginInfo-Category")) == category;
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};
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QVector<KPluginMetaData> plugins;
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if (parentApp.isEmpty()) {
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plugins = KPluginLoader::findPlugins(PluginLoaderPrivate::s_dataEnginePluginDir, filterNormal);
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} else {
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plugins = KPluginLoader::findPlugins(PluginLoaderPrivate::s_dataEnginePluginDir, filterParentApp);
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}
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list = KPluginInfo::fromMetaData(plugins);
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//TODO FIXME: PackageLoader needs to have a function to inject packageStructures
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const QList<KPluginMetaData> packagePlugins = KPackage::PackageLoader::self()->listPackages(QStringLiteral("Plasma/DataEngine"));
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list << KPluginInfo::fromMetaData(packagePlugins.toVector());
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return list;
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}
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Service *PluginLoader::loadService(const QString &name, const QVariantList &args, QObject *parent)
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{
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Service *service = d->isDefaultLoader ? nullptr : internalLoadService(name, args, parent);
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if (service) {
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return service;
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}
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//TODO: scripting API support
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if (name.isEmpty()) {
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return new NullService(QString(), parent);
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} else if (name == QLatin1String("org.kde.servicestorage")) {
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return new Storage(parent);
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}
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// Look for C++ plugins first
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auto filter = [&name](const KPluginMetaData &md) -> bool
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{
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return md.pluginId() == name;
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};
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QVector<KPluginMetaData> plugins = KPluginLoader::findPlugins(PluginLoaderPrivate::s_servicesPluginDir, filter);
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if (!plugins.isEmpty()) {
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KPluginLoader loader(plugins.first().fileName());
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if (!isPluginVersionCompatible(loader)) {
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return nullptr;
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}
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KPluginFactory *factory = loader.factory();
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if (factory) {
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service = factory->create<Plasma::Service>(nullptr, args);
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}
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}
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if (service) {
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if (service->name().isEmpty()) {
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service->setName(name);
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}
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return service;
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} else {
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return new NullService(name, parent);
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}
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}
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ContainmentActions *PluginLoader::loadContainmentActions(Containment *parent, const QString &name, const QVariantList &args)
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{
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if (name.isEmpty()) {
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return nullptr;
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}
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ContainmentActions *actions = d->isDefaultLoader ? nullptr : internalLoadContainmentActions(parent, name, args);
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if (actions) {
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return actions;
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}
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const QVector<KPluginMetaData> plugins = d->containmentactionCache.findPluginsById(name, {PluginLoaderPrivate::s_containmentActionsPluginDir});
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if (!plugins.isEmpty()) {
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KPluginLoader loader(plugins.first().fileName());
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KPluginFactory *factory = loader.factory();
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if (factory) {
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actions = factory->create<Plasma::ContainmentActions>(nullptr, {QVariant::fromValue(plugins.first())});
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}
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}
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if (actions) {
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return actions;
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}
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//FIXME: this is only for backwards compatibility, but probably will have to stay
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//for the time being
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QString constraint = QStringLiteral("[X-KDE-PluginInfo-Name] == '%1'").arg(name);
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KService::List offers = KServiceTypeTrader::self()->query(QStringLiteral("Plasma/ContainmentActions"), constraint);
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if (offers.isEmpty()) {
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#ifndef NDEBUG
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qCDebug(LOG_PLASMA) << "offers is empty for " << name;
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#endif
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return nullptr;
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}
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KService::Ptr offer = offers.first();
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KPluginLoader plugin(*offer);
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if (!isPluginVersionCompatible(plugin)) {
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return nullptr;
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}
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QVariantList allArgs;
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allArgs << offer->storageId() << args;
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QString error;
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actions = offer->createInstance<Plasma::ContainmentActions>(parent, allArgs, &error);
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if (!actions) {
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#ifndef NDEBUG
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// qCDebug(LOG_PLASMA) << "Couldn't load containmentActions \"" << name << "\"! reason given: " << error;
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#endif
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}
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return actions;
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}
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Package PluginLoader::loadPackage(const QString &packageFormat, const QString &specialization)
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{
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if (!d->isDefaultLoader) {
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Package p = internalLoadPackage(packageFormat, specialization);
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if (p.hasValidStructure()) {
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return p;
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}
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}
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if (packageFormat.isEmpty()) {
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return Package();
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}
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const QString hashkey = packageFormat + QLatin1Char('%') + specialization;
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PackageStructure *structure = d->structures.value(hashkey).data();
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if (structure) {
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return Package(structure);
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}
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KPackage::PackageStructure *internalStructure = KPackage::PackageLoader::self()->loadPackageStructure(packageFormat);
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if (internalStructure) {
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structure = new PackageStructure();
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structure->d->internalStructure = internalStructure;
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//fallback to old structures
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} else {
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const QString constraint = QStringLiteral("[X-KDE-PluginInfo-Name] == '%1'").arg(packageFormat);
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structure = KPluginTrader::createInstanceFromQuery<Plasma::PackageStructure>(PluginLoaderPrivate::s_packageStructurePluginDir, QStringLiteral("Plasma/PackageStructure"), constraint, nullptr);
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if (structure) {
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structure->d->internalStructure = new PackageStructureWrapper(structure);
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}
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}
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if (structure) {
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d->structures.insert(hashkey, structure);
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return Package(structure);
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}
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#ifndef NDEBUG
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// qCDebug(LOG_PLASMA) << "Couldn't load Package for" << packageFormat << "! reason given: " << error;
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#endif
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return Package();
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}
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QList<KPluginMetaData> PluginLoader::listAppletMetaData(const QString &category, const QString &parentApp)
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{
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auto platforms = KDeclarative::KDeclarative::runtimePlatform();
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// For now desktop always lists everything
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if (platforms.contains(QStringLiteral("desktop"))) {
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platforms.clear();
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}
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//FIXME: this assumes we are always use packages.. no pure c++
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std::function<bool(const KPluginMetaData&)> filter;
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if (category.isEmpty()) { //use all but the excluded categories
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KConfigGroup group(KSharedConfig::openConfig(), "General");
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QStringList excluded = group.readEntry("ExcludeCategories", QStringList());
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filter = [excluded, parentApp, platforms](const KPluginMetaData &md) -> bool
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{
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if (!platforms.isEmpty() && !md.formFactors().isEmpty()) {
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bool found = false;
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for (const auto &plat : platforms) {
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if (md.formFactors().contains(plat)) {
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found = true;
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break;
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}
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}
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if (!found) {
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return false;
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}
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}
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const QString pa = md.value(QStringLiteral("X-KDE-ParentApp"));
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return (parentApp.isEmpty() || pa == parentApp) && !excluded.contains(md.category());
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};
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} else { //specific category (this could be an excluded one - is that bad?)
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filter = [category, parentApp, platforms](const KPluginMetaData &md) -> bool
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{
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if (!platforms.isEmpty() && !md.formFactors().isEmpty()) {
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bool found = false;
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for (const auto &plat : platforms) {
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if (md.formFactors().contains(plat)) {
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found = true;
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break;
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}
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}
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if (!found) {
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return false;
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}
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}
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const QString pa = md.value(QStringLiteral("X-KDE-ParentApp"));
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if (category == QLatin1String("Miscellaneous")) {
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return (parentApp.isEmpty() || pa == parentApp) && (md.category() == category || md.category().isEmpty());
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} else {
|
|
return (parentApp.isEmpty() || pa == parentApp) && md.category() == category;
|
|
}
|
|
};
|
|
}
|
|
|
|
QList<KPluginMetaData> list;
|
|
if (!d->isDefaultLoader && (parentApp.isEmpty() || parentApp == QCoreApplication::instance()->applicationName())) {
|
|
list = KPluginInfo::toMetaData(internalAppletInfo(category)).toList();
|
|
}
|
|
return KPackage::PackageLoader::self()->findPackages(QStringLiteral("Plasma/Applet"), QString(), filter);
|
|
}
|
|
|
|
KPluginInfo::List PluginLoader::listAppletInfo(const QString &category, const QString &parentApp)
|
|
{
|
|
const auto plugins = listAppletMetaData(category, parentApp);
|
|
|
|
#if KSERVICE_BUILD_DEPRECATED_SINCE(5, 0)
|
|
KPluginInfo::List list;
|
|
//NOTE: it still produces kplugininfos from KServices because some user code expects
|
|
//info.service() to be valid and would crash otherwise
|
|
for (const auto &md : plugins) {
|
|
QT_WARNING_PUSH
|
|
QT_WARNING_DISABLE_CLANG("-Wdeprecated-declarations")
|
|
QT_WARNING_DISABLE_GCC("-Wdeprecated-declarations")
|
|
auto pi = md.metaDataFileName().endsWith(QLatin1String(".json")) ? KPluginInfo(md) : KPluginInfo(KService::serviceByStorageId(md.metaDataFileName()));
|
|
QT_WARNING_POP
|
|
if (!pi.isValid()) {
|
|
qCWarning(LOG_PLASMA) << "Could not load plugin info for plugin :" << md.pluginId() << "skipping plugin";
|
|
continue;
|
|
}
|
|
list << pi;
|
|
}
|
|
return list;
|
|
#else
|
|
return KPluginInfo::fromMetaData(plugins.toVector());
|
|
#endif
|
|
}
|
|
|
|
QList<KPluginMetaData> PluginLoader::listAppletMetaDataForMimeType(const QString &mimeType)
|
|
{
|
|
auto filter = [&mimeType](const KPluginMetaData &md) -> bool
|
|
{
|
|
return KPluginMetaData::readStringList(md.rawData(), QStringLiteral("X-Plasma-DropMimeTypes")).contains(mimeType);
|
|
};
|
|
return KPackage::PackageLoader::self()->findPackages(QStringLiteral("Plasma/Applet"), QString(), filter);
|
|
}
|
|
|
|
KPluginInfo::List PluginLoader::listAppletInfoForMimeType(const QString &mimeType)
|
|
{
|
|
return KPluginInfo::fromMetaData(listAppletMetaDataForMimeType(mimeType).toVector());
|
|
}
|
|
|
|
QList<KPluginMetaData> PluginLoader::listAppletMetaDataForUrl(const QUrl &url)
|
|
{
|
|
QString parentApp;
|
|
QCoreApplication *app = QCoreApplication::instance();
|
|
if (app) {
|
|
parentApp = app->applicationName();
|
|
}
|
|
|
|
auto filter = [&parentApp](const KPluginMetaData &md) -> bool
|
|
{
|
|
const QString pa = md.value(QStringLiteral("X-KDE-ParentApp"));
|
|
return (parentApp.isEmpty() || pa == parentApp) && !KPluginMetaData::readStringList(md.rawData(), QStringLiteral("X-Plasma-DropUrlPatterns")).isEmpty();
|
|
};
|
|
const QList<KPluginMetaData> allApplets = KPackage::PackageLoader::self()->findPackages(QStringLiteral("Plasma/Applet"), QString(), filter);
|
|
|
|
QList<KPluginMetaData> filtered;
|
|
for (const KPluginMetaData &md : allApplets) {
|
|
const QStringList urlPatterns = KPluginMetaData::readStringList(md.rawData(), QStringLiteral("X-Plasma-DropUrlPatterns"));
|
|
for (const QString &glob : urlPatterns) {
|
|
QRegExp rx(glob);
|
|
rx.setPatternSyntax(QRegExp::Wildcard);
|
|
if (rx.exactMatch(url.toString())) {
|
|
#ifndef NDEBUG
|
|
// qCDebug(LOG_PLASMA) << md.name() << "matches" << glob << url;
|
|
#endif
|
|
filtered << md;
|
|
}
|
|
}
|
|
}
|
|
|
|
return filtered;
|
|
}
|
|
|
|
KPluginInfo::List PluginLoader::listAppletInfoForUrl(const QUrl &url)
|
|
{
|
|
return KPluginInfo::fromMetaData(listAppletMetaDataForUrl(url).toVector());
|
|
}
|
|
|
|
QStringList PluginLoader::listAppletCategories(const QString &parentApp, bool visibleOnly)
|
|
{
|
|
KConfigGroup group(KSharedConfig::openConfig(), "General");
|
|
const QStringList excluded = group.readEntry("ExcludeCategories", QStringList());
|
|
auto filter = [&parentApp, &excluded, visibleOnly](const KPluginMetaData &md) -> bool
|
|
{
|
|
const QString pa = md.value(QStringLiteral("X-KDE-ParentApp"));
|
|
return (parentApp.isEmpty() || pa == parentApp)
|
|
&& (excluded.isEmpty() || excluded.contains(md.value(QStringLiteral("X-KDE-PluginInfo-Category"))))
|
|
&& (!visibleOnly || !md.isHidden());
|
|
};
|
|
const QList<KPluginMetaData> allApplets = KPackage::PackageLoader::self()->findPackages(QStringLiteral("Plasma/Applet"), QString(), filter);
|
|
|
|
|
|
QStringList categories;
|
|
for (auto &plugin : allApplets) {
|
|
if (plugin.category().isEmpty()) {
|
|
if (!categories.contains(i18nc("misc category", "Miscellaneous"))) {
|
|
categories << i18nc("misc category", "Miscellaneous");
|
|
}
|
|
} else {
|
|
categories << plugin.category();
|
|
}
|
|
}
|
|
categories.sort();
|
|
return categories;
|
|
}
|
|
|
|
void PluginLoader::setCustomAppletCategories(const QStringList &categories)
|
|
{
|
|
#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
|
|
PluginLoaderPrivate::s_customCategories = QSet<QString>(categories.begin(), categories.end());
|
|
#else
|
|
PluginLoaderPrivate::s_customCategories = QSet<QString>::fromList(categories);
|
|
#endif
|
|
}
|
|
|
|
QStringList PluginLoader::customAppletCategories() const
|
|
{
|
|
return PluginLoaderPrivate::s_customCategories.values();
|
|
}
|
|
|
|
QString PluginLoader::appletCategory(const QString &appletName)
|
|
{
|
|
if (appletName.isEmpty()) {
|
|
return QString();
|
|
}
|
|
|
|
const KPackage::Package p = KPackage::PackageLoader::self()->loadPackage(QStringLiteral("Plasma/Applet"), appletName);
|
|
if (!p.isValid()) {
|
|
return QString();
|
|
}
|
|
|
|
return p.metadata().category();
|
|
}
|
|
|
|
KPluginInfo::List PluginLoader::listContainments(const QString &category,
|
|
const QString &parentApp)
|
|
{
|
|
return listContainmentsOfType(QString(), category, parentApp);
|
|
}
|
|
|
|
KPluginInfo::List PluginLoader::listContainmentsOfType(const QString &type,
|
|
const QString &category,
|
|
const QString &parentApp)
|
|
{
|
|
KConfigGroup group(KSharedConfig::openConfig(), "General");
|
|
auto filter = [&type, &category, &parentApp](const KPluginMetaData &md) -> bool
|
|
{
|
|
if (!md.serviceTypes().contains(QLatin1String("Plasma/Containment"))) {
|
|
return false;
|
|
}
|
|
if (!parentApp.isEmpty() && md.value(QStringLiteral("X-KDE-ParentApp")) != parentApp) {
|
|
return false;
|
|
}
|
|
|
|
if (!type.isEmpty() && md.value(QStringLiteral("X-Plasma-ContainmentType")) != type) {
|
|
return false;
|
|
}
|
|
|
|
if (!category.isEmpty() && md.value(QStringLiteral("X-KDE-PluginInfo-Category")) != category) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
};
|
|
|
|
return KPluginInfo::fromMetaData(KPackage::PackageLoader::self()->findPackages(QStringLiteral("Plasma/Applet"), QString(), filter).toVector());
|
|
}
|
|
|
|
KPluginInfo::List PluginLoader::listContainmentsForMimeType(const QString &mimeType)
|
|
{
|
|
auto filter = [&mimeType](const KPluginMetaData &md) -> bool
|
|
{
|
|
return md.serviceTypes().contains(QLatin1String("Plasma/Containment"))
|
|
&& KPluginMetaData::readStringList(md.rawData(), QStringLiteral("X-Plasma-DropMimeTypes")).contains(mimeType);
|
|
};
|
|
|
|
return KPluginInfo::fromMetaData(KPackage::PackageLoader::self()->findPackages(QStringLiteral("Plasma/Applet"), QString(), filter).toVector());
|
|
}
|
|
|
|
QStringList PluginLoader::listContainmentTypes()
|
|
{
|
|
const KPluginInfo::List containmentInfos = listContainments();
|
|
QSet<QString> types;
|
|
|
|
for (const KPluginInfo &containmentInfo : containmentInfos) {
|
|
const QStringList theseTypes = containmentInfo.property(QStringLiteral("X-Plasma-ContainmentType")).toStringList();
|
|
for (const QString &type : theseTypes) {
|
|
types.insert(type);
|
|
}
|
|
}
|
|
|
|
return types.values();
|
|
}
|
|
|
|
KPluginInfo::List PluginLoader::listDataEngineInfo(const QString &parentApp)
|
|
{
|
|
KPluginInfo::List list;
|
|
|
|
if (!d->isDefaultLoader && (parentApp.isEmpty() || parentApp == QCoreApplication::instance()->applicationName())) {
|
|
list = internalDataEngineInfo();
|
|
}
|
|
|
|
QString constraint;
|
|
if (!parentApp.isEmpty()) {
|
|
constraint = QLatin1String("[X-KDE-ParentApp] == '") + parentApp + QLatin1Char('\'');
|
|
}
|
|
|
|
list.append(KPluginTrader::self()->query(PluginLoaderPrivate::s_dataEnginePluginDir, QStringLiteral("Plasma/DataEngine"), constraint));
|
|
return list;
|
|
}
|
|
|
|
KPluginInfo::List PluginLoader::listContainmentActionsInfo(const QString &parentApp)
|
|
{
|
|
KPluginInfo::List list;
|
|
|
|
if (!d->isDefaultLoader && (parentApp.isEmpty() || parentApp == QCoreApplication::instance()->applicationName())) {
|
|
list = internalContainmentActionsInfo();
|
|
}
|
|
|
|
QString constraint;
|
|
if (!parentApp.isEmpty()) {
|
|
constraint = QLatin1String("[X-KDE-ParentApp] == '") + parentApp + QLatin1Char('\'');
|
|
}
|
|
|
|
list.append(KPluginTrader::self()->query(PluginLoaderPrivate::s_containmentActionsPluginDir, QStringLiteral("Plasma/ContainmentActions"), constraint));
|
|
|
|
QSet<QString> knownPlugins;
|
|
for (const KPluginInfo &p : qAsConst(list)) {
|
|
knownPlugins.insert(p.pluginName());
|
|
}
|
|
|
|
#if KSERVICE_BUILD_DEPRECATED_SINCE(5, 0)
|
|
//FIXME: this is only for backwards compatibility, but probably will have to stay
|
|
//for the time being
|
|
const KService::List offers = KServiceTypeTrader::self()->query(QStringLiteral("Plasma/ContainmentActions"), constraint);
|
|
for (KService::Ptr s : offers) {
|
|
if (!knownPlugins.contains(s->pluginKeyword())) {
|
|
QT_WARNING_PUSH
|
|
QT_WARNING_DISABLE_CLANG("-Wdeprecated-declarations")
|
|
QT_WARNING_DISABLE_GCC("-Wdeprecated-declarations")
|
|
list.append(KPluginInfo(s));
|
|
QT_WARNING_POP
|
|
}
|
|
}
|
|
#endif
|
|
return list;
|
|
}
|
|
|
|
Applet *PluginLoader::internalLoadApplet(const QString &name, uint appletId, const QVariantList &args)
|
|
{
|
|
Q_UNUSED(name)
|
|
Q_UNUSED(appletId)
|
|
Q_UNUSED(args)
|
|
return nullptr;
|
|
}
|
|
|
|
DataEngine *PluginLoader::internalLoadDataEngine(const QString &name)
|
|
{
|
|
Q_UNUSED(name)
|
|
return nullptr;
|
|
}
|
|
|
|
ContainmentActions *PluginLoader::internalLoadContainmentActions(Containment *containment, const QString &name, const QVariantList &args)
|
|
{
|
|
Q_UNUSED(containment)
|
|
Q_UNUSED(name)
|
|
Q_UNUSED(args)
|
|
return nullptr;
|
|
}
|
|
|
|
Service *PluginLoader::internalLoadService(const QString &name, const QVariantList &args, QObject *parent)
|
|
{
|
|
Q_UNUSED(name)
|
|
Q_UNUSED(args)
|
|
Q_UNUSED(parent)
|
|
return nullptr;
|
|
}
|
|
|
|
|
|
Package PluginLoader::internalLoadPackage(const QString &name, const QString &specialization)
|
|
{
|
|
Q_UNUSED(name);
|
|
Q_UNUSED(specialization);
|
|
return Package();
|
|
}
|
|
|
|
KPluginInfo::List PluginLoader::internalAppletInfo(const QString &category) const
|
|
{
|
|
Q_UNUSED(category)
|
|
return KPluginInfo::List();
|
|
}
|
|
|
|
KPluginInfo::List PluginLoader::internalDataEngineInfo() const
|
|
{
|
|
return KPluginInfo::List();
|
|
}
|
|
|
|
KPluginInfo::List PluginLoader::internalServiceInfo() const
|
|
{
|
|
return KPluginInfo::List();
|
|
}
|
|
|
|
KPluginInfo::List PluginLoader::internalContainmentActionsInfo() const
|
|
{
|
|
return KPluginInfo::List();
|
|
}
|
|
|
|
static KPluginInfo::List standardInternalInfo(const QString &type, const QString &category = QString())
|
|
{
|
|
QStringList files = QStandardPaths::locateAll(QStandardPaths::GenericDataLocation,
|
|
QLatin1String(PLASMA_RELATIVE_DATA_INSTALL_DIR "/internal/") + type + QLatin1String("/*.desktop"),
|
|
QStandardPaths::LocateFile);
|
|
|
|
const KPluginInfo::List allInfo = KPluginInfo::fromFiles(files);
|
|
|
|
if (category.isEmpty() || allInfo.isEmpty()) {
|
|
return allInfo;
|
|
}
|
|
|
|
KPluginInfo::List matchingInfo;
|
|
for (const KPluginInfo &info : allInfo) {
|
|
if (info.category().compare(category, Qt::CaseInsensitive) == 0) {
|
|
matchingInfo << info;
|
|
}
|
|
}
|
|
|
|
return matchingInfo;
|
|
}
|
|
|
|
KPluginInfo::List PluginLoader::standardInternalAppletInfo(const QString &category) const
|
|
{
|
|
return standardInternalInfo(QStringLiteral("applets"), category);
|
|
}
|
|
|
|
KPluginInfo::List PluginLoader::standardInternalDataEngineInfo() const
|
|
{
|
|
return standardInternalInfo(QStringLiteral("dataengines"));
|
|
}
|
|
|
|
KPluginInfo::List PluginLoader::standardInternalServiceInfo() const
|
|
{
|
|
return standardInternalInfo(QStringLiteral("services"));
|
|
}
|
|
|
|
bool PluginLoader::isPluginVersionCompatible(KPluginLoader &loader)
|
|
{
|
|
const quint32 version = loader.pluginVersion();
|
|
if (version == quint32(-1)) {
|
|
// unversioned, just let it through
|
|
qCWarning(LOG_PLASMA) << loader.fileName() << "unversioned plugin detected, may result in instability";
|
|
return true;
|
|
}
|
|
|
|
// we require PLASMA_VERSION_MAJOR and PLASMA_VERSION_MINOR
|
|
const quint32 minVersion = PLASMA_MAKE_VERSION(PLASMA_VERSION_MAJOR, 0, 0);
|
|
const quint32 maxVersion = PLASMA_MAKE_VERSION(PLASMA_VERSION_MAJOR, PLASMA_VERSION_MINOR, 60);
|
|
|
|
if (version < minVersion || version > maxVersion) {
|
|
qCWarning(LOG_PLASMA) << loader.fileName() << ": this plugin is compiled against incompatible Plasma version" << version
|
|
<< "This build is compatible with" << PLASMA_VERSION_MAJOR << ".0.0 (" << minVersion
|
|
<< ") to" << PLASMA_VERSION_STRING << "(" << maxVersion << ")";
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
QVector<KPluginMetaData> PluginLoaderPrivate::Cache::findPluginsById(const QString& name, const QStringList &dirs)
|
|
{
|
|
const qint64 now = qRound64(QDateTime::currentMSecsSinceEpoch() / 1000.0);
|
|
bool useRuntimeCache = true;
|
|
|
|
if (pluginCacheAge == 0) {
|
|
// Find all the plugins now, but only once
|
|
pluginCacheAge = now;
|
|
|
|
auto insertIntoCache = [this](const QString &pluginPath) {
|
|
KPluginMetaData metadata(pluginPath);
|
|
if (!metadata.isValid()) {
|
|
qCDebug(LOG_PLASMA) << "invalid metadata" << pluginPath;
|
|
return;
|
|
}
|
|
|
|
plugins[metadata.pluginId()].append(metadata);
|
|
};
|
|
|
|
for (const QString &dir : dirs)
|
|
KPluginLoader::forEachPlugin(dir, insertIntoCache);
|
|
} else if (now - pluginCacheAge > maxCacheAge) {
|
|
// cache is old and we're not within a few seconds of startup anymore
|
|
useRuntimeCache = false;
|
|
plugins.clear();
|
|
}
|
|
|
|
//if name wasn't a path, pluginName == name
|
|
const QString pluginName = name.section(QLatin1Char('/'), -1);
|
|
|
|
QVector<KPluginMetaData> ret;
|
|
|
|
if (useRuntimeCache) {
|
|
auto it = plugins.constFind(pluginName);
|
|
if (it != plugins.constEnd()) {
|
|
ret = *it;
|
|
}
|
|
qCDebug(LOG_PLASMA) << "loading applet by name" << name << useRuntimeCache << ret.size();
|
|
} else {
|
|
|
|
for (const auto& dir : dirs) {
|
|
ret = KPluginLoader::findPluginsById(dir, pluginName);
|
|
if (!ret.isEmpty())
|
|
break;
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
} // Plasma Namespace
|