File indexing completed on 2024-05-05 04:48:32

 /****************************************************************************************
  * Copyright (c) 2013 Konrad Zemek <konrad.zemek@gmail.com>                             *
  *                                                                                      *
  * 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 2 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/>.                           *
  ****************************************************************************************/
 
 #include "ImporterManager.h"
 
 #include "ImporterProvider.h"
 #include "core/support/Amarok.h"
 #include "core/support/Components.h"
 #include "core/support/Debug.h"
 #include "statsyncing/Config.h"
 #include "statsyncing/Controller.h"
 
 #include <KConfigGroup>
 
 #include <QStringList>
 #include <QVariant>
 
 namespace StatSyncing
 {
 
 ImporterManager::ImporterManager()
     : ProviderFactory()
 {
 }
 
 ImporterManager::~ImporterManager()
 {
 }
 
 void
 ImporterManager::init()
 {
     foreach( const QString &providerId, managerConfig().groupList() )
     {
         KConfigGroup group = providerConfig( providerId );
 
         QVariantMap config;
         foreach( const QString &key, group.keyList() )
             config.insert( key, group.readEntry( key, QVariant( QString() ) ) );
 
         ProviderPtr provider = createProvider( config );
         m_providers.insert( provider->id(), provider );
     }
 
     if( Controller *controller = Amarok::Components::statSyncingController() )
         if( Config *config = controller->config() )
             connect( config, &Config::providerForgotten,
                      this, &ImporterManager::slotProviderForgotten );
 
     m_initialized = true;
 }
 
 ProviderConfigWidget*
 ImporterManager::createConfigWidget()
 {
     return configWidget( QVariantMap() );
 }
 
 ProviderPtr
 ImporterManager::createProvider( const QVariantMap &config )
 {
     Controller *controller = Amarok::Components::statSyncingController();
 
     // First, get rid of the old provider instance. Note: the StatSyncing::Config
     // remembers the provider by the id, even when it's unregistered. After this
     // block, old instance should be destroyed, its destructor called.
     if( config.contains( QStringLiteral("uid") ) )
     {
         const QString providerId = config.value( QStringLiteral("uid") ).toString();
         if( m_providers.contains( providerId ) )
         {
             ProviderPtr oldProvider = m_providers.take( providerId );
             if( controller )
                 controller->unregisterProvider( oldProvider );
         }
     }
 
     // Create a concrete provider using the config. The QueuedConnection in connect()
     // is important, because on reconfigure we *destroy* the old provider instance
     ImporterProviderPtr provider = newInstance( config );
     if( !provider )
     {
         warning() << __PRETTY_FUNCTION__ << "created provider is null!";
         return provider;
     }
 
     connect( provider.data(), &StatSyncing::ImporterProvider::reconfigurationRequested,
              this, &ImporterManager::createProvider, Qt::QueuedConnection);
     m_providers.insert( provider->id(), provider );
 
     // Register the provider
     if( controller )
     {
         controller->registerProvider( provider );
 
         // Set provider to offline
         if( Config *config = controller->config() )
         {
             config->updateProvider( provider->id(), provider->prettyName(),
                                     provider->icon(), /*online*/ false );
             config->save();
         }
     }
 
     // Save the settings
     KConfigGroup group = providerConfig( provider );
     group.deleteGroup();
     foreach( const QString &key, provider->m_config.keys() )
         group.writeEntry( key, provider->m_config.value( key ) );
     group.sync();
 
     return provider;
 }
 
 KConfigGroup
 ImporterManager::managerConfig() const
 {
     return Amarok::config( QStringLiteral("Importers") ).group( type() );
 }
 
 KConfigGroup
 ImporterManager::providerConfig( const QString &providerId ) const
 {
     return managerConfig().group( providerId );
 }
 
 KConfigGroup
 ImporterManager::providerConfig( const ProviderPtr &provider ) const
 {
     return providerConfig( provider->id() );
 }
 
 void
 ImporterManager::slotProviderForgotten( const QString &providerId )
 {
     // Check if the provider is managed by this ImporterManager
     if( !m_providers.contains( providerId ) )
         return;
 
     ProviderPtr provider = m_providers.take( providerId );
     if( Controller *controller = Amarok::Components::statSyncingController() )
         controller->unregisterProvider( provider );
 
     // Remove configuration
     KConfigGroup group = providerConfig( providerId );
     group.deleteGroup();
     group.sync();
 }
 
 } // namespace StatSyncing