vcs.maemo.org Git - qtmeetings/blob - src/IO/Communication/CommunicationManager.cpp

   1 #include "CommunicationManager.h"
   2 #include "Communication.h"
   3 #include "ConnectionSettings.h"
   4 #include "Meeting.h"
   5 #include "Room.h"
   6 #include <QDateTime>
   7 #include <QDomDocument>
   8 #include <QDebug>
   9
  10 static const int ERROR_BASE=100;
  11
  12 CommunicationManager::CommunicationManager( const ConnectionSettings &aConnection )
  13 {
  14         iConnectionSettings = new ConnectionSettings( aConnection );
  15         iModifyingCommunication = NULL;
  16         iFetchingCommunication = new Communication( aConnection );
  17
  18         if ( iFetchingCommunication )
  19         {
  20                 connect( iFetchingCommunication,
  21                                  SIGNAL( readProgress( int, int, int ) ),
  22                                  this,
  23                                  SLOT( readProgress( int, int, int ) )
  24                                 );
  25                 connect( iFetchingCommunication,
  26                                  SIGNAL( requestFinished( int, int ) ),
  27                                  this,
  28                                  SLOT( requestFinished( int, int ) )
  29                                 );
  30         }
  31 }
  32
  33 CommunicationManager::~CommunicationManager()
  34 {
  35         delete iConnectionSettings;
  36         delete iModifyingCommunication;
  37         delete iFetchingCommunication;
  38         while ( !iMeetings.isEmpty() )
  39                 delete iMeetings.takeFirst();
  40 }
  41
  42 void CommunicationManager::fetchMeetings( const QDateTime &aFrom, const QDateTime &aUntil, const Room &aIn )
  43 {
  44         //prevent making multiple simultaneous user availibility requests
  45         const RequestData* rd = findRequest( GetUserAvailability );
  46         if( rd )
  47                 return;
  48         ReqMsgGetUserAvailability msg;
  49         msg.setTimeZone();
  50         msg.setTimeWindow( aFrom, aUntil );
  51         msg.addUser( aIn.address() );
  52
  53         int id = iFetchingCommunication->request( msg.getContentTypeForHeader(), msg.getMessage() );
  54         qDebug() << "CommunicationManager::fetchMeetings: id: " << id;
  55         if( id )
  56         {
  57                 addRequest( GetUserAvailability, id );
  58                 iRequestInfos.first()->room = new Room( aIn );
  59         }
  60 }
  61
  62 void CommunicationManager::getSecondaryIdForMeeting( Meeting &aMeeting )
  63 {
  64         ReqMsgConvertMeetingId msg( aMeeting.primaryId(), aMeeting.room().address() );
  65
  66         QByteArray arr = msg.getMessage();
  67
  68         int id = iFetchingCommunication->request( msg.getContentTypeForHeader(), arr );
  69         qDebug() << "CommunicationManager::getSecondaryIdForMeeting: id: " << id;
  70         if( id )
  71         {
  72                 addRequest( ConvertId, id );
  73                 iRequestInfos.first()->meeting = &aMeeting;
  74         }
  75 }
  76
  77 void CommunicationManager::fetchMeetingDetails( Meeting& aMeeting )
  78 {
  79         if( aMeeting.detailsAvailable() )
  80         {
  81                 emit meetingDetailsFetched( aMeeting );
  82                 return;
  83         }
  84         if( aMeeting.secondaryId().isEmpty() )
  85         {
  86                 getSecondaryIdForMeeting( aMeeting );
  87         }
  88         else
  89         {
  90                 getMeetingDetails( aMeeting );
  91         }
  92 }
  93
  94 void CommunicationManager::cancelFetchMeetingDetails()
  95 {
  96         const RequestData *rd = findRequest( GetCalendarItem );
  97         if( rd != NULL ) {
  98                 int id = rd->requestId;
  99                 iCancelledRequests.append( id );
 100         }
 101 }
 102
 103 void CommunicationManager::getMeetingDetails( Meeting &aMeeting )
 104 {
 105         ReqMsgGetCalendarItem msg( aMeeting.secondaryId() );
 106
 107         QByteArray arr = msg.getMessage();
 108
 109         int id = iFetchingCommunication->request( msg.getContentTypeForHeader(), arr );
 110         qDebug() << "CommunicationManager::getMeetingDetails: id: " << id;
 111         if( id )
 112         {
 113                 addRequest( GetCalendarItem, id );
 114                 iRequestInfos.first()->meeting = &aMeeting;
 115         }
 116 }
 117
 118 void CommunicationManager::requestFinished( int aRequestId, int aError )
 119 {
 120         RequestData* rd = takeRequest( aRequestId );
 121         if( iCancelledRequests.contains( rd->requestId ) )
 122         {
 123                 iCancelledRequests.removeAll( rd->requestId );
 124                 delete rd;
 125                 return;
 126         }
 127         QByteArray* response = iFetchingCommunication->response( aRequestId );
 128         qDebug() << "CommunicationManager::requestFinished: id: " << aRequestId << " error: " << aError;
 129
 130         if( aError != (int)(QHttp::NoError) || rd == NULL || response == NULL )
 131         {
 132                 int err = aError;
 133                 if( rd == NULL || response == NULL )
 134                         err = 10;
 135                 delete rd;
 136                 emit error( ERROR_BASE+(int)err, CommunicationManager::FetchingCommunication );
 137                 return;
 138         }
 139
 140         switch( rd->type )
 141         {
 142         case GetUserAvailability:
 143                 {
 144                 ResMsgGetUserAvailability msg( *response );
 145
 146                 while ( !iMeetings.isEmpty() )
 147                         delete iMeetings.takeFirst();
 148
 149                 int err = msg.getMeetingsFromResponse( iMeetings, *(rd->room) );
 150                 if( err )
 151                         emit error( ERROR_BASE+8, CommunicationManager::FetchingCommunication );
 152                 else
 153                         emit meetingsFetched( iMeetings );
 154                 break;
 155                 }
 156         case ConvertId:
 157                 {
 158                 ResponseMessage msg( *response );
 159                 QString id = msg.getNodeValue( QString( "Id" ),
 160                                                                            QDomNode::AttributeNode,
 161                                                                            QString( "AlternateId" ) );
 162                 qDebug( "ID IS: %s", id.toStdString().data() );
 163                 rd->meeting->setSecondaryId( id );
 164                 getMeetingDetails( *(rd->meeting) );
 165                 break;
 166                 }
 167         case GetCalendarItem:
 168                 {
 169                 ResMsgGetCalendarItem msg( *response );
 170                 int err = msg.getMeetingDetailsFromResponse( *(rd->meeting) );
 171                 if( err )
 172                         emit error( ERROR_BASE+9, CommunicationManager::FetchingCommunication );
 173                 else
 174                         emit meetingDetailsFetched( *(rd->meeting) );
 175                 break;
 176                 }
 177         }
 178         delete response;
 179         delete rd;
 180 }
 181
 182 void CommunicationManager::readProgress( int /*aRequestId*/, int aDone, int aTotal )
 183 {
 184         emit readProgress( aDone, aTotal, CommunicationManager::FetchingCommunication );
 185 }
 186
 187 void CommunicationManager::addRequest( RequestType aType, int aRequestId )
 188 {
 189         RequestData* rd = new RequestData( aType, aRequestId );
 190         iRequestInfos.append( rd );
 191 }
 192
 193 CommunicationManager::RequestData* CommunicationManager::takeRequest( int aRequestId )
 194 {
 195         if( aRequestId == 0 )
 196                 return NULL;
 197
 198         for( int i = iRequestInfos.count() - 1; i >= 0 ; i-- )
 199         {
 200                 struct RequestData* rd = iRequestInfos[i];
 201                 if( rd->requestId == aRequestId )
 202                 {
 203                         iRequestInfos.removeAt( i );
 204                         return rd;
 205                 }
 206         }
 207         return NULL;
 208 }
 209
 210 const CommunicationManager::RequestData* CommunicationManager::findRequest( RequestType aRequestType ) const
 211 {
 212         for( int i = iRequestInfos.count() - 1; i >= 0 ; i-- )
 213         {
 214                 struct RequestData* rd = iRequestInfos[i];
 215                 if( rd->type == aRequestType )
 216                 {
 217                         return rd;
 218                 }
 219         }
 220         return NULL;
 221 }