messagingappbase/ncnlist/src/CNcnSession.cpp
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     1 /*
       
     2 * Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:   Server session class.
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 // ----------------------------------------------------------------------------
       
    21 // INCLUDE FILES
       
    22 // ----------------------------------------------------------------------------
       
    23 //
       
    24 #include "CNcnSession.h"
       
    25 #include "NcnCommsDefs.h"
       
    26 #include "CNcnUnpackDescrArray.h"
       
    27 #include "MNcnNotificationObserver.h"
       
    28 #include <MNcnNotification.h>
       
    29 
       
    30 // CONSTANTS
       
    31 /// Unnamed namespace for local definitions
       
    32 namespace {
       
    33 
       
    34 
       
    35 }  // namespace
       
    36 
       
    37 
       
    38 // ----------------------------------------------------------------------------
       
    39 // CNcnSession::CNcnSession
       
    40 //
       
    41 // Constructor.
       
    42 // ----------------------------------------------------------------------------
       
    43 //
       
    44 CNcnSession::CNcnSession( MNcnNotificationObserver& aObserver )
       
    45     : iObserver( aObserver )
       
    46     {
       
    47     }
       
    48     
       
    49 // ----------------------------------------------------------------------------
       
    50 // CNcnSession::ConstructL
       
    51 //
       
    52 // Symbian 2nd phase constructor.
       
    53 // ----------------------------------------------------------------------------
       
    54 //    
       
    55 void CNcnSession::ConstructL()
       
    56     {
       
    57     }
       
    58     
       
    59 // ----------------------------------------------------------------------------
       
    60 // CNcnSession::~CNcnSession
       
    61 //
       
    62 // Destructor.
       
    63 // ----------------------------------------------------------------------------
       
    64 //        
       
    65 CNcnSession::~CNcnSession()
       
    66     {
       
    67     }
       
    68     
       
    69 // ----------------------------------------------------------------------------
       
    70 // CNcnSession::NewL
       
    71 //
       
    72 // Symbian two-phased construction.
       
    73 // ----------------------------------------------------------------------------
       
    74 //
       
    75 CNcnSession* CNcnSession::NewL( MNcnNotificationObserver& aObserver )
       
    76 	{
       
    77 	CNcnSession* self = 
       
    78 	    new( ELeave ) CNcnSession( aObserver );
       
    79 	CleanupStack::PushL( self );
       
    80 	self->ConstructL();
       
    81 	CleanupStack::Pop();
       
    82 	return self;
       
    83 	}
       
    84 
       
    85 // ----------------------------------------------------------------------------
       
    86 // CNcnSession::ServiceL
       
    87 //
       
    88 // ServiceL method from CSession2.
       
    89 // ----------------------------------------------------------------------------
       
    90 //
       
    91 void CNcnSession::ServiceL( const RMessage2& aMessage )
       
    92     {
       
    93     // If this method leaves default ServiceError implementation will
       
    94     // complete the message using the leave value.
       
    95     
       
    96     // However, we have to reset our member variable in any case so
       
    97     // we can't rely on this functionality, hence the trap below    
       
    98     
       
    99     if( IsRequestPending() )
       
   100         {
       
   101         PanicClient( aMessage, EPanicNcnRequestActive );
       
   102         }
       
   103     
       
   104     // set current request message
       
   105     SetRequestMessage( aMessage );    
       
   106 
       
   107     // handle service inside a trap so we can
       
   108     // reset our message member if service leaves
       
   109     TRAPD( error, HandleServiceL( aMessage ) );
       
   110         
       
   111     // complete & reset current message
       
   112     CompleteRequestMessage( error );
       
   113     }    
       
   114 
       
   115 // ----------------------------------------------------------------------------
       
   116 // CNcnSession::HandleServiceL
       
   117 // ----------------------------------------------------------------------------
       
   118 //    
       
   119 void CNcnSession::HandleServiceL( const RMessage2& aMessage )
       
   120     {
       
   121     switch ( aMessage.Function() )
       
   122         {
       
   123         case ENewInternalMessages1:
       
   124             {
       
   125             ServiceNewInternalMessages1L( aMessage );            
       
   126             break;
       
   127             }
       
   128         case ENewInternalMessages2:
       
   129             {
       
   130             ServiceNewInternalMessages2L( aMessage );
       
   131             break;
       
   132             }
       
   133         case EInternalMarkUnread1:
       
   134             {
       
   135             ServiceInternalMarkUnread1L( aMessage );
       
   136             break;
       
   137             }
       
   138         case EInternalMarkUnread2:
       
   139             {
       
   140             ServiceInternalMarkUnread2L( aMessage );
       
   141             break;
       
   142             }
       
   143         case EInternalCancelMarkUnread:
       
   144             {
       
   145             CancelRequest();
       
   146             break;            
       
   147             }
       
   148         case ENewMessages1:
       
   149             {
       
   150             ServiceNewMessages1L( aMessage );
       
   151             break;
       
   152             }
       
   153         case EMarkUnread1:
       
   154             {
       
   155             ServiceMarkUnread1L( aMessage );
       
   156             break;
       
   157             }             
       
   158         default:
       
   159             {
       
   160             User::Leave( KErrNotSupported );
       
   161             break;
       
   162             }
       
   163         }
       
   164     }
       
   165 
       
   166 // ----------------------------------------------------------------------------
       
   167 // CNcnSession::CompleteRequestMessage
       
   168 // ----------------------------------------------------------------------------
       
   169 //    
       
   170 void CNcnSession::CompleteRequestMessage( TInt aError )
       
   171     {
       
   172     // if request message is set complete it with error code
       
   173     if( !iRequestMessage.IsNull() )
       
   174         {
       
   175         iRequestMessage.Complete( aError );
       
   176         }
       
   177     }
       
   178 
       
   179 // ----------------------------------------------------------------------------
       
   180 // CNcnSession::SetRequestMessage
       
   181 // ----------------------------------------------------------------------------
       
   182 //        
       
   183 void CNcnSession::SetRequestMessage( const RMessage2& aMessage )
       
   184     {
       
   185     iRequestMessage = aMessage;
       
   186     }
       
   187 
       
   188 // ----------------------------------------------------------------------------
       
   189 // CNcnSession::IsRequestPending
       
   190 // ----------------------------------------------------------------------------
       
   191 //
       
   192 TBool CNcnSession::IsRequestPending() const
       
   193     {
       
   194     return !iRequestMessage.IsNull();
       
   195     }
       
   196     
       
   197 // ----------------------------------------------------------------------------
       
   198 // CNcnSession::CancelRequest
       
   199 // ----------------------------------------------------------------------------
       
   200 //
       
   201 void CNcnSession::CancelRequest()
       
   202     {
       
   203     // complete pending request with KErrCancel
       
   204     CompleteRequestMessage( KErrCancel );
       
   205     }
       
   206 
       
   207 // ----------------------------------------------------------------------------
       
   208 // CNcnSession::PanicClient
       
   209 // ----------------------------------------------------------------------------
       
   210 //    
       
   211 void CNcnSession::PanicClient( const RMessage2& aMessage, TNcnSessionPanic aPanic )
       
   212     {
       
   213     _LIT( KPanicCategory, "ncnsession" );
       
   214     aMessage.Panic( KPanicCategory, aPanic );
       
   215     }
       
   216     
       
   217 void CNcnSession::ServiceNewInternalMessages1L( const RMessage2& aMessage )
       
   218     {    
       
   219     TNcnNotifMessageType type =
       
   220         static_cast <TNcnNotifMessageType> ( aMessage.Int0() );
       
   221     iObserver.HandleNewInternalMessagesL( type );
       
   222     }
       
   223     
       
   224 void CNcnSession::ServiceNewInternalMessages2L( const RMessage2& aMessage )
       
   225     {     
       
   226     TNcnNotifMessageType type =
       
   227         static_cast <TNcnNotifMessageType> ( aMessage.Int0() );
       
   228     TMsvId mailBox = static_cast <TMsvId> ( aMessage.Int1() );            
       
   229     CNcnUnpackDescrArray* packedInfo = CNcnUnpackDescrArray::NewLC();
       
   230     packedInfo->UnpackL( aMessage, 2 );
       
   231     iObserver.HandleNewInternalMessagesL( type, mailBox, *packedInfo );
       
   232     CleanupStack::PopAndDestroy( packedInfo );
       
   233     }       
       
   234     
       
   235 void CNcnSession::ServiceInternalMarkUnread1L( const RMessage2& aMessage )
       
   236     {    
       
   237     TNcnUnreadRequestType type =
       
   238         static_cast <TNcnUnreadRequestType> ( aMessage.Int0() );
       
   239     iObserver.HandleInternalMarkUnreadL( type );
       
   240     }    
       
   241     
       
   242 void CNcnSession::ServiceInternalMarkUnread2L( const RMessage2& aMessage )
       
   243     {    
       
   244     TNcnUnreadRequestType type =
       
   245         static_cast <TNcnUnreadRequestType> ( aMessage.Int0() );
       
   246         
       
   247     TMsvId mailBox = static_cast <TMsvId> ( aMessage.Int1() );        
       
   248     iObserver.HandleInternalMarkUnreadL( type, mailBox );
       
   249     }
       
   250     
       
   251 void CNcnSession::ServiceNewMessages1L( const RMessage2& aMessage )
       
   252     {    
       
   253     TMsvId mailBox = static_cast <TMsvId> ( aMessage.Int0() );
       
   254     MNcnNotification::TIndicationType indicationType =
       
   255         static_cast <MNcnNotification::TIndicationType> ( aMessage.Int1() );
       
   256     CNcnUnpackDescrArray* packedInfo = CNcnUnpackDescrArray::NewLC();
       
   257     packedInfo->UnpackL( aMessage, 2 );
       
   258     iObserver.HandleNewMessagesL( mailBox, indicationType, *packedInfo );
       
   259     CleanupStack::PopAndDestroy( packedInfo );
       
   260     }
       
   261     
       
   262 void CNcnSession::ServiceMarkUnread1L( const RMessage2& aMessage )
       
   263     {
       
   264     TMsvId mailBox = static_cast <TMsvId> ( aMessage.Int0() );        
       
   265     iObserver.HandleMarkUnreadL( mailBox );    
       
   266     }
       
   267         
       
   268 // End of file