presencecache/presencecacheutils/src/presencecachebuddyidcreatorprivate.cpp
changeset 0 e686773b3f54
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     1 /*
       
     2 * Copyright (c) 2009 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:
       
    15 *
       
    16 */
       
    17 
       
    18 #include "presencecachebuddyidcreatorprivate.h"
       
    19 #include <CVPbkContactIdConverter.h>
       
    20 #include <CVPbkContactStoreUriArray.h>
       
    21 #include <VPbkContactStoreUris.h>
       
    22 #include <MVPbkContactStore.h>
       
    23 #include <TVPbkContactStoreUriPtr.h>
       
    24 #include <CVPbkContactManager.h>
       
    25 #include <MVPbkContactStoreList.h>
       
    26 #include <MVPbkContactStore.h>
       
    27 #include <MVPbkContactLinkArray.h>
       
    28 #include <cntdef.h>
       
    29 
       
    30 _LIT( KServiceIdentifier, "ContactStatusService:" );
       
    31 
       
    32 CPresenceCacheBuddyIdCreatorPrivate* CPresenceCacheBuddyIdCreatorPrivate::NewL( 
       
    33         CVPbkContactManager* aContactManager )
       
    34     {
       
    35     CPresenceCacheBuddyIdCreatorPrivate* self =
       
    36             new (ELeave) CPresenceCacheBuddyIdCreatorPrivate( aContactManager );
       
    37     CleanupStack::PushL( self );
       
    38     self->ConstructL();
       
    39     CleanupStack::Pop( self );
       
    40     return self;
       
    41     }
       
    42 
       
    43 inline CPresenceCacheBuddyIdCreatorPrivate::CPresenceCacheBuddyIdCreatorPrivate( 
       
    44         CVPbkContactManager* aContactManager )
       
    45 : iContactManager( aContactManager )
       
    46     {
       
    47     }
       
    48 
       
    49 inline void CPresenceCacheBuddyIdCreatorPrivate::ConstructL()
       
    50     {
       
    51     if( !iContactManager )
       
    52         {
       
    53         CVPbkContactStoreUriArray* uriList = CVPbkContactStoreUriArray::NewLC();
       
    54         uriList->AppendL( TVPbkContactStoreUriPtr( 
       
    55                 VPbkContactStoreUris::DefaultCntDbUri() ) );
       
    56 
       
    57         iContactManager = CVPbkContactManager::NewL( *uriList );
       
    58         CleanupStack::PopAndDestroy( uriList );
       
    59         iOwnContactManager = ETrue;
       
    60         }
       
    61     MVPbkContactStore* store = iContactManager->ContactStoresL().
       
    62             Find( VPbkContactStoreUris::DefaultCntDbUri() );
       
    63     
       
    64     iConverter = CVPbkContactIdConverter::NewL( *store );
       
    65     }
       
    66 
       
    67 CPresenceCacheBuddyIdCreatorPrivate::~CPresenceCacheBuddyIdCreatorPrivate()
       
    68     {
       
    69     delete iConverter;
       
    70     if( iOwnContactManager )
       
    71         {
       
    72         delete iContactManager;
       
    73         }
       
    74     }
       
    75 
       
    76 HBufC* CPresenceCacheBuddyIdCreatorPrivate::CreateBuddyIdLC( 
       
    77         const TDesC8& aContactLink )
       
    78     {
       
    79     MVPbkContactLinkArray* linkList = 
       
    80             iContactManager->CreateLinksLC( aContactLink );
       
    81     TInt32 id = KNullContactId;
       
    82     if( linkList->Count() > 0 )
       
    83         {
       
    84         const MVPbkContactLink& link = linkList->At( 0 );
       
    85         id = iConverter->LinkToIdentifier( link );
       
    86         }
       
    87     CleanupStack::PopAndDestroy();  // linkList
       
    88     
       
    89     HBufC* buddyId = NULL;
       
    90     if( KNullContactId == id )
       
    91         {
       
    92         // incorrect aContactLink
       
    93         //  -> can't create identifier 
       
    94         User::Leave( KErrArgument );
       
    95         }
       
    96     else
       
    97         {
       
    98         // generate presence identity from contact id in format 
       
    99         // "[ServiceName]:[contact id]"
       
   100         //
       
   101         TBuf<11> num; // enough space to hold 32bit number
       
   102         num.Num( id );
       
   103         buddyId = HBufC::NewLC( num.Length() + KServiceIdentifier().Length() );
       
   104         TPtr retPtr( buddyId->Des() );
       
   105         retPtr.Copy( KServiceIdentifier );
       
   106         retPtr.Append( num );
       
   107         }
       
   108     
       
   109     return buddyId;
       
   110     }
       
   111