diff -r 000000000000 -r e686773b3f54 phonebookengines/VirtualPhonebook/VPbkCntModel/src/CSindVoiceTagAttributeListOperation.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/phonebookengines/VirtualPhonebook/VPbkCntModel/src/CSindVoiceTagAttributeListOperation.cpp	Tue Feb 02 10:12:17 2010 +0200
@@ -0,0 +1,334 @@
+/*
+* Copyright (c) 2005-2007 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  Contact model store Voice tag attribute operation.
+*
+*/
+
+
+#include "csindvoicetagattributelistoperation.h"
+#include "ccontactstore.h"
+#include "ccontactlink.h"
+
+#include <cvpbkcontactlinkarray.h>
+#include <mvpbkcontactfindobserver.h>
+
+// System includes
+#include <vuivoicerecogdefs.h>  // KVoiceDialContext
+// From Contacts Model
+#include <cntitem.h>
+
+namespace VPbkCntModel {
+
+namespace {
+
+#ifdef _DEBUG
+enum TPanicCode
+    {
+    EPreCond_GetContextCompleted
+    };
+
+void Panic( TPanicCode aPanicCode )
+    {
+    _LIT(KPanicText, "CSindVoiceTagAttributeListOperation");
+    User::Panic(KPanicText, aPanicCode);
+    };
+#endif // _DEBUG
+	    
+} // unnamed namespace
+
+// --------------------------------------------------------------------------
+// CSindVoiceTagAttributeListOperation::CSindVoiceTagAttributeListOperation
+// --------------------------------------------------------------------------
+//            
+CSindVoiceTagAttributeListOperation::CSindVoiceTagAttributeListOperation(
+        CContactStore& aContactStore,
+        MNssContextMgr& aNssContextManager,
+        MNssTagMgr& aNssTagManager,
+        MVPbkContactFindObserver& aObserver) :
+    iContactStore( aContactStore ),
+    iNssContextManager( aNssContextManager ),
+    iNssTagManager( aNssTagManager ),
+    iFindObserver( aObserver ),
+    iContactIterator( aContactStore.NativeDatabase() )
+    {
+    }
+
+// --------------------------------------------------------------------------
+// CSindVoiceTagAttributeListOperation::ConstructL
+// --------------------------------------------------------------------------
+//            
+void CSindVoiceTagAttributeListOperation::ConstructL()
+    {
+    iContactLinks = CVPbkContactLinkArray::NewL();
+    }
+
+// --------------------------------------------------------------------------
+// CSindVoiceTagAttributeListOperation::NewListLC
+// --------------------------------------------------------------------------
+//            
+CSindVoiceTagAttributeListOperation* CSindVoiceTagAttributeListOperation::NewListLC(
+        CContactStore& aContactStore,
+        MNssContextMgr& aNssContextManager,
+        MNssTagMgr& aNssTagManager,
+        MVPbkContactFindObserver& aObserver)
+    {
+    CSindVoiceTagAttributeListOperation* self = 
+        new(ELeave) CSindVoiceTagAttributeListOperation( aContactStore, 
+            aNssContextManager, aNssTagManager, aObserver);
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    return self;
+    }
+
+// --------------------------------------------------------------------------
+// CSindVoiceTagAttributeListOperation::~CSindVoiceTagAttributeListOperation
+// --------------------------------------------------------------------------
+//            
+CSindVoiceTagAttributeListOperation::~CSindVoiceTagAttributeListOperation()
+    {
+    delete iContactLinks;
+    delete iNssContext;
+    }
+
+// --------------------------------------------------------------------------
+// CSindVoiceTagAttributeListOperation::StartL
+// --------------------------------------------------------------------------
+//            
+void CSindVoiceTagAttributeListOperation::StartL()
+    {
+    // Get first the voice tag context asynchronously. 
+    // See GetContextCompleted.
+    TInt res = iNssContextManager.GetContext( this, KVoiceDialContext );
+    if ( res != TNssVasCoreConstant::EVasSuccess )
+        {
+        // NSS error codes can positive. We must use system wide error
+        // codes.
+        if ( res >= 0 )
+            {
+            res = KErrUnknown;
+            }
+        User::Leave( res );
+        }
+    }
+
+// --------------------------------------------------------------------------
+// CSindVoiceTagAttributeListOperation::Cancel
+// --------------------------------------------------------------------------
+//            
+void CSindVoiceTagAttributeListOperation::Cancel()
+    {
+    // CancelGetContext not yet available
+    }
+
+// --------------------------------------------------------------------------
+// CSindVoiceTagAttributeListOperation::GetContextCompleted
+// --------------------------------------------------------------------------
+//            
+void CSindVoiceTagAttributeListOperation::GetContextCompleted( 
+        MNssContext* aContext )
+    {
+    __ASSERT_DEBUG( !iNssContext, Panic( EPreCond_GetContextCompleted ));
+    delete iNssContext;
+    iNssContext = aContext;
+    
+    // Context received. Voice tags can be checked now.
+    TRAPD( res, GetNextTagL() );
+    if ( res != KErrNone )
+        {
+        iFindObserver.FindFailed( res );
+        }
+    }
+
+// --------------------------------------------------------------------------
+// CSindVoiceTagAttributeListOperation::GetContextListCompleted
+// --------------------------------------------------------------------------
+//            
+void CSindVoiceTagAttributeListOperation::GetContextListCompleted( 
+        MNssContextListArray* /*aContextList*/ )
+    {
+    // Not used by this operation
+    }
+
+// --------------------------------------------------------------------------
+// CSindVoiceTagAttributeListOperation::GetContextFailed
+// --------------------------------------------------------------------------
+//        
+void CSindVoiceTagAttributeListOperation::GetContextFailed( 
+        TNssGetContextClientFailCode aFailCode )
+    {
+    TInt res = KErrUnknown;
+    
+    switch ( aFailCode )
+        {
+        case MNssGetContextClient::EVASDBItemNotFound:
+            {
+            res = KErrNotFound;
+            break;
+            }
+        case MNssGetContextClient::EVASDBNoMemory:
+            {
+            res = KErrNoMemory;
+            break;
+            }
+        case MNssGetContextClient::EVASDBDiskFull:
+            {
+            res = KErrDiskFull;
+            break;
+            }
+        default:
+            {
+            // Do nothing
+            break;
+            }
+        }
+    
+    iFindObserver.FindFailed( res );
+    }
+
+// --------------------------------------------------------------------------
+// CSindVoiceTagAttributeListOperation::GetTagListCompleted
+// --------------------------------------------------------------------------
+//    
+void CSindVoiceTagAttributeListOperation::GetTagListCompleted( 
+        MNssTagListArray* aTagList )
+    {
+    TRAPD( res, HandleGetTagListCompletedL( aTagList ) );
+    if ( res != KErrNone )
+        {
+        iFindObserver.FindFailed( res );
+        }
+    }
+
+// --------------------------------------------------------------------------
+// CSindVoiceTagAttributeListOperation::GetTagFailed
+// --------------------------------------------------------------------------
+//
+void CSindVoiceTagAttributeListOperation::GetTagFailed( 
+        TNssGetTagClientFailCode aFailCode )
+    {
+    TInt res = KErrNone;
+    
+    switch ( aFailCode )
+        {
+        case MNssGetTagClient::EVASDBItemNotFound:
+            {
+            // Tag not found for the iCurrentId -> move to next contact.
+            TRAP( res, GetNextTagL() );
+            break;
+            }
+        case MNssGetTagClient::EVASDBNoMemory:
+            {
+            res = KErrNoMemory;
+            break;
+            }
+        case MNssGetTagClient::EVASDBDiskFull:
+            {
+            res = KErrDiskFull;
+            break;
+            }
+        default:
+            {
+            res = KErrUnknown;
+            break;
+            }
+        }
+    
+    if ( res != KErrNone )
+        {
+        iFindObserver.FindFailed( res );
+        }
+    }
+
+// --------------------------------------------------------------------------
+// CSindVoiceTagAttributeListOperation::CompleteOperation
+// --------------------------------------------------------------------------
+//            
+void CSindVoiceTagAttributeListOperation::CompleteOperation()
+    {
+    // An empty store -> return an empty link array
+    CVPbkContactLinkArray* results = iContactLinks;
+    iContactLinks = NULL;
+    // Client takes the ownership of results. See MVPbkContactFindObserver
+    TRAPD( res, iFindObserver.FindCompleteL( results ) );
+    if ( res != KErrNone )
+        {
+        iFindObserver.FindFailed( res );
+        }
+    }
+
+// --------------------------------------------------------------------------
+// CSindVoiceTagAttributeListOperation::HandleGetTagListCompletedL
+// --------------------------------------------------------------------------
+//            
+void CSindVoiceTagAttributeListOperation::HandleGetTagListCompletedL( 
+        MNssTagListArray* aTagList )
+    {
+    if ( aTagList )
+        {
+        TBool hasVoiceTag = aTagList->Count() > 0;
+        aTagList->ResetAndDestroy();
+        delete aTagList;
+        if ( hasVoiceTag )
+            {
+            // There is a voice tag for a contact
+            CContactLink* link = CContactLink::NewLC( iContactStore, 
+                iCurrentId );
+            iContactLinks->AppendL( link );
+            CleanupStack::Pop( link );    
+            }
+        }
+    
+    GetNextTagL();
+    }
+
+// --------------------------------------------------------------------------
+// CSindVoiceTagAttributeListOperation::GetNextTagL
+// --------------------------------------------------------------------------
+//            
+void CSindVoiceTagAttributeListOperation::GetNextTagL()
+    {
+    // Note that iterator is used asynchronously in this opeartion which 
+    // means that the iterator can become invalid if some other client
+    // is modifying the data base.
+    iCurrentId = iContactIterator.NextL();
+    TBool asyncRequestStarted = EFalse;
+    while ( iCurrentId != KNullContactId && !asyncRequestStarted )
+        {
+        const TInt position = 0;
+        // This is asynchronous operation if it returns KErrNone.
+        // Otherwise it's synchronous.
+        TInt res = iNssTagManager.GetTagList( this, iNssContext,
+            (TInt) iCurrentId, position );
+        if ( res != KErrNone )
+            {
+            // The current id didn't have voice tag. Try next.
+            iCurrentId = iContactIterator.NextL();
+            }
+        else
+            {
+            // The current id has a voice tag but now this is asynchrnous
+            // and it can not be canceled though the tag is already known.
+            // Wait callback. See GetTagListCompleted.
+            asyncRequestStarted = ETrue;
+            }
+        }
+        
+    if ( iCurrentId == KNullContactId )
+        {
+        CompleteOperation();
+        }
+    }
+} // namespace VPbkCntModel
+
+// End of File