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akonadi

agentbase.cpp
00001 /*
00002     Copyright (c) 2006 Till Adam <adam@kde.org>
00003     Copyright (c) 2007 Volker Krause <vkrause@kde.org>
00004     Copyright (c) 2007 Bruno Virlet <bruno.virlet@gmail.com>
00005     Copyright (c) 2008 Kevin Krammer <kevin.krammer@gmx.at>
00006 
00007     This library is free software; you can redistribute it and/or modify it
00008     under the terms of the GNU Library General Public License as published by
00009     the Free Software Foundation; either version 2 of the License, or (at your
00010     option) any later version.
00011 
00012     This library is distributed in the hope that it will be useful, but WITHOUT
00013     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00014     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
00015     License for more details.
00016 
00017     You should have received a copy of the GNU Library General Public License
00018     along with this library; see the file COPYING.LIB.  If not, write to the
00019     Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
00020     02110-1301, USA.
00021 */
00022 
00023 #include "agentbase.h"
00024 #include "agentbase_p.h"
00025 
00026 #include "changerecorder.h"
00027 #include "controladaptor.h"
00028 #include "dbusconnectionpool.h"
00029 #include "itemfetchjob.h"
00030 #include "monitor_p.h"
00031 #include "servermanager_p.h"
00032 #include "session.h"
00033 #include "session_p.h"
00034 #include "statusadaptor.h"
00035 #include "xdgbasedirs_p.h"
00036 
00037 #include <kaboutdata.h>
00038 #include <kcmdlineargs.h>
00039 #include <kdebug.h>
00040 #include <klocale.h>
00041 #include <kstandarddirs.h>
00042 
00043 #include <QtCore/QDir>
00044 #include <QtCore/QSettings>
00045 #include <QtCore/QTimer>
00046 #include <QtDBus/QtDBus>
00047 #include <QtGui/QApplication>
00048 
00049 #include <signal.h>
00050 #include <stdlib.h>
00051 
00052 //#define EXPERIMENTAL_INPROCESS_AGENTS 1
00053 
00054 using namespace Akonadi;
00055 
00056 static AgentBase *sAgentBase = 0;
00057 
00058 AgentBase::Observer::Observer()
00059 {
00060 }
00061 
00062 AgentBase::Observer::~Observer()
00063 {
00064 }
00065 
00066 void AgentBase::Observer::itemAdded( const Item &item, const Collection &collection )
00067 {
00068   Q_UNUSED( item );
00069   Q_UNUSED( collection );
00070   if ( sAgentBase != 0 )
00071     sAgentBase->d_ptr->changeProcessed();
00072 }
00073 
00074 void AgentBase::Observer::itemChanged( const Item &item, const QSet<QByteArray> &partIdentifiers )
00075 {
00076   Q_UNUSED( item );
00077   Q_UNUSED( partIdentifiers );
00078   if ( sAgentBase != 0 )
00079     sAgentBase->d_ptr->changeProcessed();
00080 }
00081 
00082 void AgentBase::Observer::itemRemoved( const Item &item )
00083 {
00084   Q_UNUSED( item );
00085   if ( sAgentBase != 0 )
00086     sAgentBase->d_ptr->changeProcessed();
00087 }
00088 
00089 void AgentBase::Observer::collectionAdded( const Akonadi::Collection &collection, const Akonadi::Collection &parent )
00090 {
00091   Q_UNUSED( collection );
00092   Q_UNUSED( parent );
00093   if ( sAgentBase != 0 )
00094     sAgentBase->d_ptr->changeProcessed();
00095 }
00096 
00097 void AgentBase::Observer::collectionChanged( const Collection &collection )
00098 {
00099   Q_UNUSED( collection );
00100   if ( sAgentBase != 0 )
00101     sAgentBase->d_ptr->changeProcessed();
00102 }
00103 
00104 void AgentBase::Observer::collectionRemoved( const Collection &collection )
00105 {
00106   Q_UNUSED( collection );
00107   if ( sAgentBase != 0 )
00108     sAgentBase->d_ptr->changeProcessed();
00109 }
00110 
00111 void AgentBase::ObserverV2::itemMoved( const Akonadi::Item &item, const Akonadi::Collection &source, const Akonadi::Collection &dest )
00112 {
00113   Q_UNUSED( item );
00114   Q_UNUSED( source );
00115   Q_UNUSED( dest );
00116   if ( sAgentBase != 0 )
00117     sAgentBase->d_ptr->changeProcessed();
00118 }
00119 
00120 void AgentBase::ObserverV2::itemLinked( const Akonadi::Item& item, const Akonadi::Collection& collection )
00121 {
00122   Q_UNUSED( item );
00123   Q_UNUSED( collection );
00124   if ( sAgentBase != 0 ) {
00125     // not implementation, let's disconnect the signal to enable optimizations in Monitor
00126     QObject::disconnect( sAgentBase->changeRecorder(), SIGNAL( itemLinked( const Akonadi::Item&, const Akonadi::Collection& ) ),
00127                          sAgentBase->d_ptr, SLOT( itemLinked( const Akonadi::Item&, const Akonadi::Collection& ) ) );
00128     sAgentBase->d_ptr->changeProcessed();
00129   }
00130 }
00131 
00132 void AgentBase::ObserverV2::itemUnlinked( const Akonadi::Item& item, const Akonadi::Collection& collection )
00133 {
00134   Q_UNUSED( item );
00135   Q_UNUSED( collection );
00136   if ( sAgentBase != 0 ) {
00137     // not implementation, let's disconnect the signal to enable optimizations in Monitor
00138     QObject::disconnect( sAgentBase->changeRecorder(), SIGNAL( itemUnlinked( const Akonadi::Item&, const Akonadi::Collection& ) ),
00139                          sAgentBase->d_ptr, SLOT( itemUnlinked( const Akonadi::Item&, const Akonadi::Collection& ) ) );
00140     sAgentBase->d_ptr->changeProcessed();
00141   }
00142 }
00143 
00144 void AgentBase::ObserverV2::collectionMoved( const Akonadi::Collection &collection, const Akonadi::Collection &source, const Akonadi::Collection &dest )
00145 {
00146   Q_UNUSED( collection );
00147   Q_UNUSED( source );
00148   Q_UNUSED( dest );
00149   if ( sAgentBase != 0 )
00150     sAgentBase->d_ptr->changeProcessed();
00151 }
00152 
00153 void AgentBase::ObserverV2::collectionChanged( const Akonadi::Collection &collection, const QSet<QByteArray> &partIdentifiers )
00154 {
00155   Q_UNUSED( partIdentifiers );
00156   collectionChanged( collection );
00157 }
00158 
00159 //@cond PRIVATE
00160 
00161 AgentBasePrivate::AgentBasePrivate( AgentBase *parent )
00162   : q_ptr( parent ),
00163     mDBusConnection( QString() ),
00164     mStatusCode( AgentBase::Idle ),
00165     mProgress( 0 ),
00166     mNeedsNetwork( false ),
00167     mOnline( false ),
00168     mSettings( 0 ),
00169     mObserver( 0 )
00170 {
00171 #ifdef _WIN32_WCE
00172   QThread::currentThread()->setPriority(QThread::LowPriority);
00173 #endif
00174   Internal::setClientType( Internal::Agent );
00175 }
00176 
00177 AgentBasePrivate::~AgentBasePrivate()
00178 {
00179   mChangeRecorder->setConfig( 0 );
00180   delete mSettings;
00181 }
00182 
00183 void AgentBasePrivate::init()
00184 {
00185   Q_Q( AgentBase );
00186 
00190   SessionPrivate::createDefaultSession( mId.toLatin1() );
00191 
00192   if ( QThread::currentThread() != QCoreApplication::instance()->thread() ) {
00193     mDBusConnection = QDBusConnection::connectToBus( QDBusConnection::SessionBus, q->identifier() );
00194     Q_ASSERT( mDBusConnection.isConnected() );
00195   }
00196 
00197   mTracer = new org::freedesktop::Akonadi::Tracer( QLatin1String( "org.freedesktop.Akonadi" ),
00198                                                    QLatin1String( "/tracing" ),
00199                                                    DBusConnectionPool::threadConnection(), q );
00200 
00201   new Akonadi__ControlAdaptor( q );
00202   new Akonadi__StatusAdaptor( q );
00203   if ( !DBusConnectionPool::threadConnection().registerObject( QLatin1String( "/" ), q, QDBusConnection::ExportAdaptors ) )
00204     q->error( QString::fromLatin1( "Unable to register object at dbus: %1" ).arg( DBusConnectionPool::threadConnection().lastError().message() ) );
00205 
00206   mSettings = new QSettings( QString::fromLatin1( "%1/agent_config_%2" ).arg( XdgBaseDirs::saveDir( "config", QLatin1String( "akonadi" ) ), mId ), QSettings::IniFormat );
00207 
00208   mChangeRecorder = new ChangeRecorder( q );
00209   mChangeRecorder->ignoreSession( Session::defaultSession() );
00210   mChangeRecorder->itemFetchScope().setCacheOnly( true );
00211   mChangeRecorder->setConfig( mSettings );
00212 
00213   mOnline = mSettings->value( QLatin1String( "Agent/Online" ), true ).toBool();
00214 
00215   // reinitialize the status message now that online state is available
00216   mStatusMessage = defaultReadyMessage();
00217 
00218   mName = mSettings->value( QLatin1String( "Agent/Name" ) ).toString();
00219   if ( mName.isEmpty() ) {
00220     mName = mSettings->value( QLatin1String( "Resource/Name" ) ).toString();
00221     if ( !mName.isEmpty() ) {
00222       mSettings->remove( QLatin1String( "Resource/Name" ) );
00223       mSettings->setValue( QLatin1String( "Agent/Name" ), mName );
00224     }
00225   }
00226 
00227   connect( mChangeRecorder, SIGNAL( itemAdded( const Akonadi::Item&, const Akonadi::Collection& ) ),
00228            SLOT( itemAdded( const Akonadi::Item&, const Akonadi::Collection& ) ) );
00229   connect( mChangeRecorder, SIGNAL( itemChanged( const Akonadi::Item&, const QSet<QByteArray>& ) ),
00230            SLOT( itemChanged( const Akonadi::Item&, const QSet<QByteArray>& ) ) );
00231   connect( mChangeRecorder, SIGNAL( itemMoved( const Akonadi::Item&, const Akonadi::Collection&, const Akonadi::Collection& ) ),
00232            SLOT( itemMoved( const Akonadi::Item&, const Akonadi::Collection&, const Akonadi::Collection& ) ) );
00233   connect( mChangeRecorder, SIGNAL( itemRemoved( const Akonadi::Item& ) ),
00234            SLOT( itemRemoved( const Akonadi::Item& ) ) );
00235   connect( mChangeRecorder, SIGNAL( collectionAdded( const Akonadi::Collection&, const Akonadi::Collection& ) ),
00236            SLOT( collectionAdded( const Akonadi::Collection&, const Akonadi::Collection& ) ) );
00237   connect( mChangeRecorder, SIGNAL( itemLinked( const Akonadi::Item&, const Akonadi::Collection& ) ),
00238            SLOT( itemLinked( const Akonadi::Item&, const Akonadi::Collection& ) ) );
00239   connect( mChangeRecorder, SIGNAL( itemUnlinked( const Akonadi::Item&, const Akonadi::Collection& ) ),
00240            SLOT( itemUnlinked( const Akonadi::Item&, const Akonadi::Collection& ) ) );
00241   connect( mChangeRecorder, SIGNAL( collectionChanged( const Akonadi::Collection& ) ),
00242            SLOT( collectionChanged( const Akonadi::Collection& ) ) );
00243   connect( mChangeRecorder, SIGNAL( collectionChanged( const Akonadi::Collection&, const QSet<QByteArray>& ) ),
00244            SLOT( collectionChanged( const Akonadi::Collection&, const QSet<QByteArray>& ) ) );
00245   connect( mChangeRecorder, SIGNAL( collectionMoved( const Akonadi::Collection&, const Akonadi::Collection&, const Akonadi::Collection& ) ),
00246            SLOT( collectionMoved( const Akonadi::Collection&, const Akonadi::Collection&, const Akonadi::Collection& ) ) );
00247   connect( mChangeRecorder, SIGNAL( collectionRemoved( const Akonadi::Collection& ) ),
00248            SLOT( collectionRemoved( const Akonadi::Collection& ) ) );
00249   connect( mChangeRecorder, SIGNAL( collectionSubscribed( const Akonadi::Collection&, const Akonadi::Collection& ) ),
00250            SLOT( collectionSubscribed( const Akonadi::Collection&, const Akonadi::Collection& ) ) );
00251   connect( mChangeRecorder, SIGNAL( collectionUnsubscribed( const Akonadi::Collection& ) ),
00252            SLOT( collectionUnsubscribed( const Akonadi::Collection& ) ) );
00253 
00254   connect( q, SIGNAL( status( int, const QString& ) ), q, SLOT( slotStatus( int, const QString& ) ) );
00255   connect( q, SIGNAL( percent( int ) ), q, SLOT( slotPercent( int ) ) );
00256   connect( q, SIGNAL( warning( const QString& ) ), q, SLOT( slotWarning( const QString& ) ) );
00257   connect( q, SIGNAL( error( const QString& ) ), q, SLOT( slotError( const QString& ) ) );
00258 
00259   // Use reference counting to allow agents to finish internal jobs when the
00260   // agent is stopped.
00261   KGlobal::ref();
00262   if ( QThread::currentThread() == QCoreApplication::instance()->thread() )
00263     KGlobal::setAllowQuit( true );
00264 
00265 #ifndef Q_OS_WINCE
00266   // disable session management
00267   if ( KApplication::kApplication() )
00268     KApplication::kApplication()->disableSessionManagement();
00269 #endif
00270 
00271   QTimer::singleShot( 0, q, SLOT( delayedInit() ) );
00272 }
00273 
00274 void AgentBasePrivate::delayedInit()
00275 {
00276   Q_Q( AgentBase );
00277   if ( !DBusConnectionPool::threadConnection().registerService( QLatin1String( "org.freedesktop.Akonadi.Agent." ) + mId ) )
00278     kFatal() << "Unable to register service at dbus:" << DBusConnectionPool::threadConnection().lastError().message();
00279   q->setOnline( mOnline );
00280 }
00281 
00282 void AgentBasePrivate::itemAdded( const Akonadi::Item &item, const Akonadi::Collection &collection )
00283 {
00284   if ( mObserver != 0 )
00285     mObserver->itemAdded( item, collection );
00286 }
00287 
00288 void AgentBasePrivate::itemChanged( const Akonadi::Item &item, const QSet<QByteArray> &partIdentifiers )
00289 {
00290   if ( mObserver != 0 )
00291     mObserver->itemChanged( item, partIdentifiers );
00292 }
00293 
00294 void AgentBasePrivate::itemMoved( const Akonadi::Item &item, const Akonadi::Collection &source, const Akonadi::Collection &dest )
00295 {
00296   AgentBase::ObserverV2 *observer2 = dynamic_cast<AgentBase::ObserverV2*>( mObserver );
00297   if ( mObserver ) {
00298     // inter-resource moves, requires we know which resources the source and destination are in though
00299     if ( !source.resource().isEmpty() && !dest.resource().isEmpty() ) {
00300       if ( source.resource() != dest.resource() ) {
00301         if ( source.resource() == q_ptr->identifier() ) { // moved away from us
00302           Akonadi::Item i( item );
00303           i.setParentCollection( source );
00304           mObserver->itemRemoved( i );
00305         }
00306         else if ( dest.resource() == q_ptr->identifier() ) // moved to us
00307           mObserver->itemAdded( item, dest );
00308         else if ( observer2 )
00309           observer2->itemMoved( item, source, dest );
00310         else
00311           // not for us, not sure if we should get here at all
00312           changeProcessed();
00313         return;
00314       }
00315     }
00316     // intra-resource move
00317     if ( observer2 ) {
00318       observer2->itemMoved( item, source, dest );
00319     } else {
00320       // ### we cannot just call itemRemoved here as this will already trigger changeProcessed()
00321       // so, just itemAdded() is good enough as no resource can have implemented intra-resource moves anyway
00322       // without using ObserverV2
00323       mObserver->itemAdded( item, dest );
00324       // mObserver->itemRemoved( item );
00325     }
00326   }
00327 }
00328 
00329 void AgentBasePrivate::itemRemoved( const Akonadi::Item &item )
00330 {
00331   if ( mObserver != 0 )
00332     mObserver->itemRemoved( item );
00333 }
00334 
00335 void AgentBasePrivate::itemLinked( const Akonadi::Item &item, const Akonadi::Collection &collection )
00336 {
00337   AgentBase::ObserverV2 *observer2 = dynamic_cast<AgentBase::ObserverV2*>( mObserver );
00338   if ( observer2 )
00339     observer2->itemLinked( item, collection );
00340   else
00341     changeProcessed();
00342 }
00343 
00344 void AgentBasePrivate::itemUnlinked( const Akonadi::Item &item, const Akonadi::Collection &collection )
00345 {
00346   AgentBase::ObserverV2 *observer2 = dynamic_cast<AgentBase::ObserverV2*>( mObserver );
00347   if ( observer2 )
00348     observer2->itemUnlinked( item, collection );
00349   else
00350     changeProcessed();
00351 }
00352 
00353 void AgentBasePrivate::collectionAdded( const Akonadi::Collection &collection, const Akonadi::Collection &parent )
00354 {
00355   if ( mObserver != 0 )
00356     mObserver->collectionAdded( collection, parent );
00357 }
00358 
00359 void AgentBasePrivate::collectionChanged( const Akonadi::Collection &collection )
00360 {
00361   AgentBase::ObserverV2 *observer2 = dynamic_cast<AgentBase::ObserverV2*>( mObserver );
00362   if ( mObserver != 0 && observer2 == 0 ) // For ObserverV2 we use the variant with the part identifiers
00363     mObserver->collectionChanged( collection );
00364 }
00365 
00366 void AgentBasePrivate::collectionChanged( const Akonadi::Collection &collection, const QSet<QByteArray> &partIdentifiers )
00367 {
00368   AgentBase::ObserverV2 *observer2 = dynamic_cast<AgentBase::ObserverV2*>( mObserver );
00369   if ( observer2 != 0 )
00370     observer2->collectionChanged( collection, partIdentifiers );
00371 }
00372 
00373 void AgentBasePrivate::collectionMoved( const Akonadi::Collection &collection, const Akonadi::Collection &source, const Akonadi::Collection &dest )
00374 {
00375   AgentBase::ObserverV2 *observer2 = dynamic_cast<AgentBase::ObserverV2*>( mObserver );
00376   if ( mObserver ) {
00377     // inter-resource moves, requires we know which resources the source and destination are in though
00378     if ( !source.resource().isEmpty() && !dest.resource().isEmpty() ) {
00379       if ( source.resource() != dest.resource() ) {
00380         if ( source.resource() == q_ptr->identifier() ) // moved away from us
00381           mObserver->collectionRemoved( collection );
00382         else if ( dest.resource() == q_ptr->identifier() ) // moved to us
00383           mObserver->collectionAdded( collection, dest );
00384         else if ( observer2 )
00385           observer2->collectionMoved( collection, source, dest );
00386         else // not for us, not sure if we should get here at all
00387           changeProcessed();
00388         return;
00389       }
00390     }
00391     // intra-resource move
00392     if ( observer2 ) {
00393       observer2->collectionMoved( collection, source, dest );
00394     } else {
00395       // ### we cannot just call collectionRemoved here as this will already trigger changeProcessed()
00396       // so, just collectionAdded() is good enough as no resource can have implemented intra-resource moves anyway
00397       // without using ObserverV2
00398       mObserver->collectionAdded( collection, dest );
00399     }
00400   }
00401 }
00402 
00403 void AgentBasePrivate::collectionRemoved( const Akonadi::Collection &collection )
00404 {
00405   if ( mObserver != 0 )
00406     mObserver->collectionRemoved( collection );
00407 }
00408 
00409 void AgentBasePrivate::collectionSubscribed( const Akonadi::Collection &collection, const Akonadi::Collection &parent )
00410 {
00411   Q_UNUSED( collection );
00412   Q_UNUSED( parent );
00413   changeProcessed();
00414 }
00415 
00416 void AgentBasePrivate::collectionUnsubscribed( const Akonadi::Collection &collection )
00417 {
00418   Q_UNUSED( collection );
00419   changeProcessed();
00420 }
00421 
00422 void AgentBasePrivate::changeProcessed()
00423 {
00424   mChangeRecorder->changeProcessed();
00425   QTimer::singleShot( 0, mChangeRecorder, SLOT( replayNext() ) );
00426 }
00427 
00428 void AgentBasePrivate::slotStatus( int status, const QString &message )
00429 {
00430   mStatusMessage = message;
00431   mStatusCode = 0;
00432 
00433   switch ( status ) {
00434     case AgentBase::Idle:
00435       if ( mStatusMessage.isEmpty() )
00436         mStatusMessage = defaultReadyMessage();
00437 
00438       mStatusCode = 0;
00439       break;
00440     case AgentBase::Running:
00441       if ( mStatusMessage.isEmpty() )
00442         mStatusMessage = defaultSyncingMessage();
00443 
00444       mStatusCode = 1;
00445       break;
00446     case AgentBase::Broken:
00447       if ( mStatusMessage.isEmpty() )
00448         mStatusMessage = defaultErrorMessage();
00449 
00450       mStatusCode = 2;
00451       break;
00452     default:
00453       Q_ASSERT( !"Unknown status passed" );
00454       break;
00455   }
00456 }
00457 
00458 void AgentBasePrivate::slotPercent( int progress )
00459 {
00460   mProgress = progress;
00461 }
00462 
00463 void AgentBasePrivate::slotWarning( const QString& message )
00464 {
00465   mTracer->warning( QString::fromLatin1( "AgentBase(%1)" ).arg( mId ), message );
00466 }
00467 
00468 void AgentBasePrivate::slotError( const QString& message )
00469 {
00470   mTracer->error( QString::fromLatin1( "AgentBase(%1)" ).arg( mId ), message );
00471 }
00472 
00473 void AgentBasePrivate::slotNetworkStatusChange( Solid::Networking::Status stat )
00474 {
00475   Q_Q( AgentBase );
00476   q->setOnline( stat == Solid::Networking::Unknown || stat == Solid::Networking::Connected );
00477 }
00478 
00479 AgentBase::AgentBase( const QString & id )
00480   : d_ptr( new AgentBasePrivate( this ) )
00481 {
00482   sAgentBase = this;
00483   d_ptr->mId = id;
00484   d_ptr->init();
00485 }
00486 
00487 AgentBase::AgentBase( AgentBasePrivate* d, const QString &id ) :
00488     d_ptr( d )
00489 {
00490   sAgentBase = this;
00491   d_ptr->mId = id;
00492   d_ptr->init();
00493 }
00494 
00495 AgentBase::~AgentBase()
00496 {
00497   delete d_ptr;
00498 }
00499 
00500 QString AgentBase::parseArguments( int argc, char **argv )
00501 {
00502   QString identifier;
00503   if ( argc < 3 ) {
00504     kDebug() << "Not enough arguments passed...";
00505     exit( 1 );
00506   }
00507 
00508   for ( int i = 1; i < argc - 1; ++i ) {
00509     if ( QLatin1String( argv[ i ] ) == QLatin1String( "--identifier" ) )
00510       identifier = QLatin1String( argv[ i + 1 ] );
00511   }
00512 
00513   if ( identifier.isEmpty() ) {
00514     kDebug() << "Identifier argument missing";
00515     exit( 1 );
00516   }
00517  
00518   const QFileInfo fi( QString::fromLocal8Bit( argv[0] ) );
00519   // strip off full path and possible .exe suffix
00520   const QByteArray catalog = fi.baseName().toLatin1();
00521 
00522   KCmdLineArgs::init( argc, argv, identifier.toLatin1(), catalog, ki18n( "Akonadi Agent" ), "0.1",
00523                       ki18n( "Akonadi Agent" ) );
00524 
00525   KCmdLineOptions options;
00526   options.add( "identifier <argument>", ki18n( "Agent identifier" ) );
00527   KCmdLineArgs::addCmdLineOptions( options );
00528 
00529   return identifier;
00530 }
00531 
00532 // @endcond
00533 
00534 int AgentBase::init( AgentBase *r )
00535 {
00536   QApplication::setQuitOnLastWindowClosed( false );
00537   KGlobal::locale()->insertCatalog( QLatin1String( "libakonadi" ) );
00538   int rv = kapp->exec();
00539   delete r;
00540   return rv;
00541 }
00542 
00543 int AgentBase::status() const
00544 {
00545   Q_D( const AgentBase );
00546 
00547   return d->mStatusCode;
00548 }
00549 
00550 QString AgentBase::statusMessage() const
00551 {
00552   Q_D( const AgentBase );
00553 
00554   return d->mStatusMessage;
00555 }
00556 
00557 int AgentBase::progress() const
00558 {
00559   Q_D( const AgentBase );
00560 
00561   return d->mProgress;
00562 }
00563 
00564 QString AgentBase::progressMessage() const
00565 {
00566   Q_D( const AgentBase );
00567 
00568   return d->mProgressMessage;
00569 }
00570 
00571 bool AgentBase::isOnline() const
00572 {
00573   Q_D( const AgentBase );
00574 
00575   return d->mOnline;
00576 }
00577 
00578 void AgentBase::setNeedsNetwork( bool needsNetwork )
00579 {
00580   Q_D( AgentBase );
00581   d->mNeedsNetwork = needsNetwork;
00582 
00583   if ( d->mNeedsNetwork ) {
00584     connect( Solid::Networking::notifier()
00585            , SIGNAL( statusChanged( Solid::Networking::Status ) )
00586            , this, SLOT( slotNetworkStatusChange( Solid::Networking::Status ) ) );
00587   } else {
00588     disconnect( Solid::Networking::notifier(), 0, 0, 0 );
00589     setOnline( true );
00590   }
00591 }
00592 
00593 void AgentBase::setOnline( bool state )
00594 {
00595   Q_D( AgentBase );
00596   d->mOnline = state;
00597   d->mSettings->setValue( QLatin1String( "Agent/Online" ), state );
00598   doSetOnline( state );
00599   emit onlineChanged( state );
00600 }
00601 
00602 void AgentBase::doSetOnline( bool online )
00603 {
00604   Q_UNUSED( online );
00605 }
00606 
00607 void AgentBase::configure( WId windowId )
00608 {
00609   Q_UNUSED( windowId );
00610   emit configurationDialogAccepted();
00611 }
00612 
00613 #ifdef Q_OS_WIN //krazy:exclude=cpp
00614 void AgentBase::configure( qlonglong windowId )
00615 {
00616   configure( reinterpret_cast<WId>( windowId ) );
00617 }
00618 #endif
00619 
00620 WId AgentBase::winIdForDialogs() const
00621 {
00622   const bool registered = DBusConnectionPool::threadConnection().interface()->isServiceRegistered( QLatin1String( "org.freedesktop.akonaditray" ) );
00623   if ( !registered )
00624     return 0;
00625 
00626   QDBusInterface dbus( QLatin1String( "org.freedesktop.akonaditray" ), QLatin1String( "/Actions" ),
00627                        QLatin1String( "org.freedesktop.Akonadi.Tray" ) );
00628   const QDBusMessage reply = dbus.call( QLatin1String( "getWinId" ) );
00629 
00630   if ( reply.type() == QDBusMessage::ErrorMessage )
00631     return 0;
00632 
00633   const WId winid = (WId)reply.arguments().at( 0 ).toLongLong();
00634 
00635   return winid;
00636 }
00637 
00638 void AgentBase::quit()
00639 {
00640   Q_D( AgentBase );
00641   aboutToQuit();
00642 
00643   if ( d->mSettings ) {
00644     d->mChangeRecorder->setConfig( 0 );
00645     d->mSettings->sync();
00646   }
00647 
00648   KGlobal::deref();
00649 }
00650 
00651 void AgentBase::aboutToQuit()
00652 {
00653 }
00654 
00655 void AgentBase::cleanup()
00656 {
00657   Q_D( AgentBase );
00658   // prevent the monitor from picking up deletion signals for our own data if we are a resource
00659   // and thus avoid that we kill our own data as last act before our own death
00660   d->mChangeRecorder->blockSignals( true );
00661 
00662   aboutToQuit();
00663 
00664   const QString fileName = d->mSettings->fileName();
00665 
00666   /*
00667    * First destroy the settings object...
00668    */
00669   d->mChangeRecorder->setConfig( 0 );
00670   delete d->mSettings;
00671   d->mSettings = 0;
00672 
00673   /*
00674    * ... then remove the file from hd.
00675    */
00676   QFile::remove( fileName );
00677 
00678   /*
00679    * ... and remove the changes file from hd.
00680    */
00681   QFile::remove( fileName + QLatin1String( "_changes.dat" ) );
00682 
00683   /*
00684    * ... and also remove the agent configuration file if there is one.
00685    */
00686   QString configFile = KStandardDirs::locateLocal( "config", config()->name() );
00687   QFile::remove( configFile );
00688 
00689   KGlobal::deref();
00690 }
00691 
00692 void AgentBase::registerObserver( Observer *observer )
00693 {
00694   // TODO in theory we should re-connect change recorder signals here that we disconnected previously
00695   d_ptr->mObserver = observer;
00696 }
00697 
00698 QString AgentBase::identifier() const
00699 {
00700   return d_ptr->mId;
00701 }
00702 
00703 void AgentBase::setAgentName( const QString &name )
00704 {
00705   Q_D( AgentBase );
00706   if ( name == d->mName )
00707     return;
00708 
00709   // TODO: rename collection
00710   d->mName = name;
00711 
00712   if ( d->mName.isEmpty() || d->mName == d->mId ) {
00713     d->mSettings->remove( QLatin1String( "Resource/Name" ) );
00714     d->mSettings->remove( QLatin1String( "Agent/Name" ) );
00715   } else
00716     d->mSettings->setValue( QLatin1String( "Agent/Name" ), d->mName );
00717 
00718   d->mSettings->sync();
00719 
00720   emit agentNameChanged( d->mName );
00721 }
00722 
00723 QString AgentBase::agentName() const
00724 {
00725   Q_D( const AgentBase );
00726   if ( d->mName.isEmpty() )
00727     return d->mId;
00728   else
00729     return d->mName;
00730 }
00731 
00732 void AgentBase::changeProcessed()
00733 {
00734   Q_D( AgentBase );
00735   d->changeProcessed();
00736 }
00737 
00738 ChangeRecorder * AgentBase::changeRecorder() const
00739 {
00740   return d_ptr->mChangeRecorder;
00741 }
00742 
00743 KSharedConfigPtr AgentBase::config()
00744 {
00745   if ( QCoreApplication::instance()->thread() == QThread::currentThread() )
00746     return KGlobal::config();
00747   else
00748     return componentData().config();
00749 }
00750 
00751 void AgentBase::abort()
00752 {
00753   emit abortRequested();
00754 }
00755 
00756 void AgentBase::reconfigure()
00757 {
00758   emit reloadConfiguration();
00759 }
00760 
00761 extern QThreadStorage<KComponentData*> s_agentComponentDatas;
00762 
00763 KComponentData AgentBase::componentData()
00764 {
00765   if ( QThread::currentThread() == QCoreApplication::instance()->thread() ) {
00766     if ( s_agentComponentDatas.hasLocalData() )
00767       return *(s_agentComponentDatas.localData());
00768     else
00769       return KGlobal::mainComponent();
00770   }
00771 
00772   Q_ASSERT( s_agentComponentDatas.hasLocalData() );
00773   return *(s_agentComponentDatas.localData());
00774 }
00775 
00776 #include "agentbase.moc"
00777 #include "agentbase_p.moc"

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