ce69e784c1
* rssguard.rc: avoid redefinition warnings * use fully qualified name for std::move * mingw use fhs structure * adjust default setting * cmake: initial support for mingw
107 lines
3.5 KiB
C++
107 lines
3.5 KiB
C++
// For license of this file, see <project-root-folder>/LICENSE.md.
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#include "miscellaneous/pluginfactory.h"
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#include "definitions/definitions.h"
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#include "services/abstract/serviceentrypoint.h"
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#include <QCoreApplication>
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#include <QDir>
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#include <QDirIterator>
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#include <QPluginLoader>
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PluginFactory::PluginFactory() {}
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QList<ServiceEntryPoint*> PluginFactory::loadPlugins() const {
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QList<ServiceEntryPoint*> plugins;
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QStringList plugin_ids;
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const QString plugin_name_wildcard = pluginNameWildCard();
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const auto plugins_paths = pluginPaths();
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const auto backup_current_dir = QDir::currentPath();
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for (const QString& plugin_folder : plugins_paths) {
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QDirIterator dir_iter(plugin_folder,
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{plugin_name_wildcard},
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QDir::Filter::Files,
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#if !defined(NDEBUG)
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QDirIterator::IteratorFlag::Subdirectories);
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#else
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QDirIterator::IteratorFlag::NoIteratorFlags);
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#endif
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qDebugNN << LOGSEC_CORE << "Checking for plugins in" << QUOTE_W_SPACE_DOT(plugin_folder);
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while (dir_iter.hasNext()) {
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dir_iter.next();
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const QFileInfo& plugin_file = dir_iter.fileInfo();
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qApp->addLibraryPath(plugin_file.absolutePath());
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QDir::setCurrent(plugin_file.absolutePath());
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QPluginLoader loader(plugin_file.absoluteFilePath());
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ServiceEntryPoint* plugin_instance = qobject_cast<ServiceEntryPoint*>(loader.instance());
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QDir::setCurrent(backup_current_dir);
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if (plugin_instance == nullptr) {
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qCriticalNN << LOGSEC_CORE << "The plugin" << QUOTE_W_SPACE(plugin_file.absoluteFilePath())
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<< "was not loaded successfully:" << QUOTE_W_SPACE_DOT(loader.errorString());
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}
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else {
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if (plugin_ids.contains(plugin_instance->code())) {
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qCriticalNN << LOGSEC_CORE << "Plugin" << QUOTE_W_SPACE(plugin_instance->code())
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<< "was already loaded before. Skipping now.";
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}
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else {
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qDebugNN << LOGSEC_CORE << "Plugin" << QUOTE_W_SPACE(plugin_file.absoluteFilePath()) << "loaded.";
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plugin_instance->setIsDynamicallyLoaded(true);
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plugin_ids.append(plugin_instance->code());
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plugins.append(plugin_instance);
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}
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}
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}
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}
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QDir::setCurrent(backup_current_dir);
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return plugins;
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}
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QStringList PluginFactory::pluginPaths() const {
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QStringList paths;
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#if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
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paths << QCoreApplication::applicationDirPath() + QDir::separator() + QL1S("..") + QDir::separator() +
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QL1S(RSSGUARD_LIBDIR) + QDir::separator() + QL1S(APP_LOW_NAME);
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#elif defined(Q_OS_WIN)
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#ifdef _MSC_VER
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paths << QCoreApplication::applicationDirPath() + QDir::separator() + QL1S("plugins");
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#else
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paths << QCoreApplication::applicationDirPath() + QDir::separator() + QL1S("..") + QDir::separator() +
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QL1S("share") + QDir::separator() + QL1S(APP_LOW_NAME) + QDir::separator() + QL1S("plugins");
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#endif
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#else
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paths << QCoreApplication::applicationDirPath();
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#endif
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#if !defined(NDEBUG)
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paths << QCoreApplication::applicationDirPath() + QDir::separator() + QL1S("..") + QDir::separator();
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#endif
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return paths;
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}
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QString PluginFactory::pluginNameWildCard() const {
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#if defined(Q_OS_WIN)
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return QSL("*rssguard-*.dll");
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#elif defined(Q_OS_LINUX)
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return QSL("*rssguard-*.so");
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#elif defined(Q_OS_MACOS)
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return QSL("*rssguard-*.dylib");
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#else
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return QSL("*rssguard-*.*");
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#endif
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}
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