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00020 #ifndef AKONADI_MONITOR_P_H
00021 #define AKONADI_MONITOR_P_H
00022
00023 #include "akonadiprivate_export.h"
00024 #include "monitor.h"
00025 #include "collection.h"
00026 #include "collectionstatisticsjob.h"
00027 #include "collectionfetchscope.h"
00028 #include "item.h"
00029 #include "itemfetchscope.h"
00030 #include "job.h"
00031 #include <akonadi/private/notificationmessage_p.h>
00032 #include "notificationsourceinterface.h"
00033 #include "entitycache_p.h"
00034 #include "servermanager.h"
00035
00036 #include <kmimetype.h>
00037
00038 #include <QtCore/QObject>
00039 #include <QtCore/QTimer>
00040
00041 namespace Akonadi {
00042
00043 class Monitor;
00044
00048 class AKONADI_TESTS_EXPORT MonitorPrivate
00049 {
00050 public:
00051 MonitorPrivate( Monitor *parent );
00052 virtual ~MonitorPrivate() {}
00053 void init();
00054
00055 Monitor *q_ptr;
00056 Q_DECLARE_PUBLIC( Monitor )
00057 org::freedesktop::Akonadi::NotificationSource *notificationSource;
00058 Collection::List collections;
00059 QSet<QByteArray> resources;
00060 QSet<Item::Id> items;
00061 QSet<QString> mimetypes;
00062 bool monitorAll;
00063 QList<QByteArray> sessions;
00064 ItemFetchScope mItemFetchScope;
00065 CollectionFetchScope mCollectionFetchScope;
00066 Session *session;
00067 CollectionCache collectionCache;
00068 ItemCache itemCache;
00069 QQueue<NotificationMessage> pendingNotifications;
00070 QQueue<NotificationMessage> pipeline;
00071 bool fetchCollection;
00072 bool fetchCollectionStatistics;
00073
00074
00075 virtual bool connectToNotificationManager();
00076 bool acceptNotification( const NotificationMessage &msg );
00077 void dispatchNotifications();
00078
00079
00080
00081 void cleanOldNotifications();
00082
00083 bool ensureDataAvailable( const NotificationMessage &msg );
00088 virtual bool emitNotification( const NotificationMessage &msg );
00089 void updatePendingStatistics( const NotificationMessage &msg );
00090 void invalidateCaches( const NotificationMessage &msg );
00091
00095 void invalidateCache( const Collection &col );
00096
00097 virtual int pipelineSize() const;
00098
00099
00100 void dataAvailable();
00101 void slotSessionDestroyed( QObject* );
00102 void slotStatisticsChangedFinished( KJob* );
00103 void slotFlushRecentlyChangedCollections();
00104
00105 void appendAndCompress( const NotificationMessage &msg );
00106
00107 virtual void slotNotify( const NotificationMessage::List &msgs );
00108
00113 bool emitItemNotification( const NotificationMessage &msg, const Item &item = Item(),
00114 const Collection &collection = Collection(), const Collection &collectionDest = Collection() );
00119 bool emitCollectionNotification( const NotificationMessage &msg, const Collection &col = Collection(),
00120 const Collection &par = Collection(), const Collection &dest = Collection() );
00121
00122 void serverStateChanged( Akonadi::ServerManager::State state );
00123
00124
00137 class PurgeBuffer
00138 {
00139
00140 static const int MAXBUFFERSIZE = 10;
00141 public:
00142 explicit PurgeBuffer()
00143 : m_index( 0 ),
00144 m_bufferSize( MAXBUFFERSIZE )
00145 {
00146 }
00147
00153 Collection::Id buffer( Collection::Id id );
00154
00158 void purge( Collection::Id id );
00159
00160 bool isBuffered( Collection::Id id ) const
00161 {
00162 return m_buffer.contains( id );
00163 }
00164
00165 private:
00166 QVector<Collection::Id> m_buffer;
00167 int m_index;
00168 int m_bufferSize;
00169 } m_buffer;
00170
00171
00172 QHash<Collection::Id, int> refCountMap;
00173 bool useRefCounting;
00174 void ref( Collection::Id id );
00175 Collection::Id deref( Collection::Id id );
00176
00177 private:
00178
00179 QSet<Collection::Id> recentlyChangedCollections;
00180 QTimer statisticsCompressionTimer;
00181
00185 bool isLazilyIgnored( const NotificationMessage & msg ) const;
00186
00187 bool isCollectionMonitored( Collection::Id collection ) const
00188 {
00189 if ( collections.contains( Collection( collection ) ) )
00190 return true;
00191 if ( collections.contains( Collection::root() ) )
00192 return true;
00193 return false;
00194 }
00195
00196 bool isMimeTypeMonitored( const QString& mimetype ) const
00197 {
00198 if ( mimetypes.contains( mimetype ) )
00199 return true;
00200
00201 KMimeType::Ptr mimeType = KMimeType::mimeType( mimetype, KMimeType::ResolveAliases );
00202 if ( mimeType.isNull() )
00203 return false;
00204
00205 foreach ( const QString &mt, mimetypes ) {
00206 if ( mimeType->is( mt ) )
00207 return true;
00208 }
00209
00210 return false;
00211 }
00212
00213 bool isMoveDestinationResourceMonitored( const NotificationMessage &msg )
00214 {
00215 if ( msg.operation() != NotificationMessage::Move || msg.itemParts().isEmpty() )
00216 return false;
00217 const QByteArray res = *(msg.itemParts().begin());
00218 return resources.contains( res );
00219 }
00220
00221 void fetchStatistics( Collection::Id colId )
00222 {
00223 CollectionStatisticsJob *job = new CollectionStatisticsJob( Collection( colId ), session );
00224 QObject::connect( job, SIGNAL( result( KJob* ) ), q_ptr, SLOT( slotStatisticsChangedFinished( KJob* ) ) );
00225 }
00226
00227 void notifyCollectionStatisticsWatchers( Collection::Id collection, const QByteArray &resource );
00228 };
00229
00230 }
00231
00232 #endif