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/*
SPDX-FileCopyrightText: 2005 Joris Guisson <joris.guisson@gmail.com>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "pluginmanager.h"
#include <QFile>
#include <QTextStream>
#include <KConfigGroup>
#include <KLocalizedString>
#include <KPluginFactory>
#include <KPluginMetaData>
#include <KSharedConfig>
#include "pluginactivity.h"
#include <interfaces/guiinterface.h>
#include <torrent/globals.h>
#include <util/error.h>
#include <util/fileops.h>
#include <util/log.h>
#include <util/waitjob.h>
using namespace bt;
namespace kt
{
PluginManager::PluginManager(CoreInterface *core, GUIInterface *gui)
: core(core)
, gui(gui)
{
prefpage = nullptr;
loaded.setAutoDelete(true);
}
PluginManager::~PluginManager()
{
delete prefpage;
}
void PluginManager::loadPluginList()
{
pluginsMetaData = KPluginMetaData::findPlugins(QStringLiteral("ktorrent_plugins"));
if (!prefpage) {
prefpage = new PluginActivity(this);
gui->addActivity(prefpage);
}
prefpage->updatePluginList();
loadPlugins();
prefpage->update();
}
void PluginManager::loadPlugins()
{
const KConfigGroup cfg = KSharedConfig::openConfig()->group(QStringLiteral("Plugins"));
int idx = 0;
for (const KPluginMetaData &data : std::as_const(pluginsMetaData)) {
if (loaded.contains(idx) && !data.isEnabled(cfg)) {
// unload it
unload(data, idx);
} else if (!loaded.contains(idx) && data.isEnabled(cfg)) {
// load it
load(data, idx);
}
idx++;
}
}
void PluginManager::load(const KPluginMetaData &data, int idx)
{
auto plugin = KPluginFactory::instantiatePlugin<kt::Plugin>(data).plugin;
if (!plugin) {
Out(SYS_GEN | LOG_NOTICE) << QStringLiteral("Creating instance of plugin %1 failed !").arg(pluginsMetaData.at(idx).fileName()) << endl;
return;
}
plugin->setCore(core);
plugin->setGUI(gui);
plugin->load();
gui->mergePluginGui(plugin);
plugin->setIsLoaded(true);
loaded.insert(idx, plugin, true);
}
void PluginManager::unload(const KPluginMetaData &data, int idx)
{
Q_UNUSED(data)
Plugin *p = loaded.find(idx);
if (!p)
return;
// first shut it down properly
bt::WaitJob *wjob = new WaitJob(2000);
try {
p->shutdown(wjob);
if (wjob->needToWait())
bt::WaitJob::execute(wjob);
else
delete wjob;
} catch (Error &err) {
Out(SYS_GEN | LOG_NOTICE) << "Error when unloading plugin: " << err.toString() << endl;
}
gui->removePluginGui(p);
p->unload();
p->setIsLoaded(false);
loaded.erase(idx);
}
void PluginManager::unloadAll()
{
// first properly shutdown all plugins
bt::WaitJob *wjob = new WaitJob(2000);
try {
bt::PtrMap<int, Plugin>::iterator i = loaded.begin();
while (i != loaded.end()) {
Plugin *p = i->second;
p->shutdown(wjob);
i++;
}
if (wjob->needToWait())
bt::WaitJob::execute(wjob);
else
delete wjob;
} catch (Error &err) {
Out(SYS_GEN | LOG_NOTICE) << "Error when unloading all plugins: " << err.toString() << endl;
}
// then unload them
bt::PtrMap<int, Plugin>::iterator i = loaded.begin();
while (i != loaded.end()) {
Plugin *p = i->second;
gui->removePluginGui(p);
p->unload();
p->setIsLoaded(false);
i++;
}
loaded.clear();
}
void PluginManager::updateGuiPlugins()
{
bt::PtrMap<int, Plugin>::iterator i = loaded.begin();
while (i != loaded.end()) {
Plugin *p = i->second;
p->guiUpdate();
i++;
}
}
}
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