--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/musichomescreen/mpxcollectionpublisher/src/mpxcollectionpublisher.cpp	Thu Dec 17 08:45:05 2009 +0200
@@ -0,0 +1,299 @@
+/*
+* Copyright (c) 2008-2008 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:  Manages MCP plugins, and content publishing.
+*
+*/
+
+
+#include <LiwServiceHandler.h>
+#include <mpxcollectionmessagedefs.h>
+#include <mpxmessagecontainerdefs.h>
+#include <mpxmediacollectiondetaildefs.h>
+#include <mpxmessagegeneraldefs.h>
+#include <mpxcollectionutility.h>
+#include <mpxcollectionpath.h>
+#include <mpxcollectionhelperfactory.h>
+#include <mpxcollectionuihelper.h>
+#include <mpxcollectionmessage.h>
+
+#include "cpglobals.h" //This will be moved to domain API (HSFW)
+#include "mpxcollectionpublisher.h"
+
+
+
+_LIT8( KMCPDataKey,"musicmenu_collectioninfo_numb1data" );
+_LIT( KMCPublisher, "MpxCollectionPublisher" );
+_LIT( KMCPType,"integer" );
+_LIT( KMCPContent,"musicmenu_collectioninfo_numb1" );
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// Constructor
+// ---------------------------------------------------------------------------
+//
+CMpxCollectionPublisher::CMpxCollectionPublisher(
+        MLiwInterface* aCPSInterface ) : iRefreshOperation( EFalse )
+	{
+	iCPSInterface = aCPSInterface;
+
+	}
+
+// ---------------------------------------------------------------------------
+// Symbian 2nd phase constructor can leave.
+// ---------------------------------------------------------------------------
+//
+void CMpxCollectionPublisher::ConstructL()
+    {
+    iDefaultAttrs.Append( KMPXMediaColDetailNumberOfItems );
+    iCollectionUiHelper = 
+            CMPXCollectionHelperFactory:: NewCollectionUiHelperL();      
+	iCollectionUtility = 
+	        MMPXCollectionUtility::NewL( this, KMcModeIsolated );
+    
+	TUid collection = KLocalCollection;
+	collection = iCollectionUtility->
+                    Collection().CollectionIDL( collection );
+    iCollectionUtility->Collection().CommandL( EMcCmdCollectionInit, 
+                                               collection.iUid );
+	//music
+    iAllSongsPath = iCollectionUiHelper->MusicAllSongsPathL();
+    iCollectionUtility->Collection().CancelRequest();
+    iCollectionUtility->Collection().MediaL( *iAllSongsPath , 
+    	        iDefaultAttrs.Array());
+    }
+
+// ---------------------------------------------------------------------------
+// Two-phased constructor.
+// ---------------------------------------------------------------------------
+//
+CMpxCollectionPublisher* CMpxCollectionPublisher::NewL(  
+        MLiwInterface* aCPSInterface )
+    {
+    CMpxCollectionPublisher* self = 
+            new ( ELeave ) CMpxCollectionPublisher( aCPSInterface );
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// Destructor
+// ---------------------------------------------------------------------------
+//
+CMpxCollectionPublisher::~CMpxCollectionPublisher()
+    {
+    if ( iCollectionUiHelper )
+		{
+		iCollectionUiHelper->Close();
+		}
+
+	if ( iCollectionUtility )
+		{
+		iCollectionUtility->Close();
+		}
+	iDefaultAttrs.Close();
+	delete iAllSongsPath;
+    }
+
+  
+void CMpxCollectionPublisher::UpdateL() 
+    {
+
+    }
+
+// ---------------------------------------------------------------------------
+// From MMPXCollectionObserver
+// empty
+// ---------------------------------------------------------------------------
+// 	    
+void CMpxCollectionPublisher::HandleOpenL( const CMPXMedia& /* aMedia */,
+            TInt /* aIndex */,
+    		TBool /* aComplete */,TInt /* aError */  )
+    {
+    }
+
+// ---------------------------------------------------------------------------
+// From MMPXCollectionObserver
+// empty
+// ---------------------------------------------------------------------------
+//     					
+void CMpxCollectionPublisher::HandleOpenL( 
+            const CMPXCollectionPlaylist& /* aPlaylist */, 
+            TInt /* aError */)
+    {
+    }
+
+// ---------------------------------------------------------------------------
+// From MMPXCollectionObserver
+// Handles MediaL
+// ---------------------------------------------------------------------------
+// 
+void CMpxCollectionPublisher::HandleCollectionMediaL( const CMPXMedia& aMedia,
+		TInt aError )
+	{
+	if (KErrNone == aError && 
+	        aMedia.IsSupported( KMPXMediaColDetailNumberOfItems ) )
+		{
+		TInt numberOfSongs = 
+		       aMedia.ValueTObjectL<TBool>( KMPXMediaColDetailNumberOfItems );
+        PublishNumberL( numberOfSongs );
+		}
+	}
+
+// ---------------------------------------------------------------------------
+// Handle collection messages.
+// ---------------------------------------------------------------------------
+//
+void CMpxCollectionPublisher::HandleCollectionMessageL( CMPXMessage* aMsg )
+    {       
+    TMPXMessageId messageId = 
+            aMsg->ValueTObjectL<TMPXMessageId>( KMPXMessageGeneralId );
+    if ( messageId == KMPXMessageGeneral )        
+        {          
+        DoHandleGeneralMessageL( *aMsg );   
+        } 
+    else if( messageId == KMPXMessageIdItemChanged )
+        {
+        // Loop through messages for arrays.
+        //
+        if ( aMsg->IsSupported( KMPXMessageArrayContents ) )
+            {
+			CMPXMessageArray* messageArray =
+                    aMsg->Value<CMPXMessageArray>( KMPXMessageArrayContents );
+							
+            User::LeaveIfNull( messageArray ); 
+            for( TInt i=0; i<messageArray->Count(); ++i )
+                {
+                HandleCollectionMessage( (*messageArray)[i], KErrNone);  
+                } 
+            }            
+        else // Single item
+            {                
+            DoHandleItemChangedMessageL( *aMsg ) ;                
+            }                
+        }                     
+    }     
+
+// ---------------------------------------------------------------------------
+// From MMPXCollectionObserver
+// Handle collection messages.
+// ---------------------------------------------------------------------------
+//
+void CMpxCollectionPublisher::HandleCollectionMessage( CMPXMessage* aMsg, 
+                                                  TInt aError )
+    {
+	if ( aError == KErrNone && aMsg )
+		{
+        TRAP_IGNORE( HandleCollectionMessageL( aMsg ) );
+        }
+    }  
+
+// ---------------------------------------------------------------------------
+// Handle item change message.
+// ---------------------------------------------------------------------------
+//
+void CMpxCollectionPublisher::DoHandleItemChangedMessageL( 
+                                                    const  CMPXMessage& aMsg )
+    {
+    TMPXChangeEventType eventType( 
+            aMsg.ValueTObjectL<TMPXChangeEventType>( 
+                        KMPXMessageChangeEventType ) );
+    TMPXItemId itemId( 
+            aMsg.ValueTObjectL<TMPXItemId>(KMPXMessageMediaGeneralId ) );
+  
+    if ( !iRefreshOperation && 
+          ( eventType == EMPXItemDeleted || eventType == EMPXItemInserted ) ) 
+        { 
+        //everytime an item is changed we need to refresh data
+        iCollectionUtility->Collection().CancelRequest();
+        iCollectionUtility->Collection().MediaL( *iAllSongsPath , 
+        	        iDefaultAttrs.Array() );
+        }                           
+        
+    } 
+
+// ---------------------------------------------------------------------------
+// Handle collection general message.
+// ---------------------------------------------------------------------------
+//
+void CMpxCollectionPublisher::DoHandleGeneralMessageL(  
+        const CMPXMessage& aMsg )
+    {
+    TInt event = aMsg.ValueTObjectL<TInt>( KMPXMessageGeneralEvent );
+    TInt type = aMsg.ValueTObjectL<TInt>( KMPXMessageGeneralType ); 
+    
+      
+    if ( event == TMPXCollectionMessage::EBroadcastEvent && 
+         ( type == EMcMsgRefreshStart || type == EMcMsgFormatStart ||             
+          type == EMcMsgUSBMassStorageStart || type == EMcMsgUSBMTPStart )         
+         )
+        {
+        //if refresh operation starts we block until refresh ends
+        iRefreshOperation = ETrue;
+        iCollectionUtility->Collection().CancelRequest(); 
+        }
+    else if ( event == TMPXCollectionMessage::EBroadcastEvent && 
+              ( type == EMcMsgRefreshEnd || type == EMcMsgFormatEnd ||
+               type == EMcMsgDiskRemoved || type == EMcMsgDiskInserted ||
+               type == EMcMsgUSBMassStorageEnd || type == EMcMsgUSBMTPEnd )
+            )
+        {
+        iRefreshOperation = EFalse;
+        iCollectionUtility->Collection().CancelRequest();
+        iCollectionUtility->Collection().MediaL( *iAllSongsPath , 
+        	        iDefaultAttrs.Array() );
+        }                       
+    }       
+
+// ---------------------------------------------------------------------------
+// Publishes a number to the required destination
+// ---------------------------------------------------------------------------
+//
+
+void CMpxCollectionPublisher::PublishNumberL( const TInt aNumb )
+	{
+	if ( iCPSInterface )
+		{
+		CLiwGenericParamList * inParam = CLiwGenericParamList::NewLC();
+		CLiwGenericParamList * outParam = CLiwGenericParamList::NewLC();
+
+		TLiwGenericParam cptype( KType, TLiwVariant( KCpData ) );
+		inParam->AppendL( cptype );
+		CLiwDefaultMap * cpdatamap = CLiwDefaultMap::NewLC();
+		CLiwDefaultMap * map = CLiwDefaultMap::NewLC();
+
+		map->InsertL( KMCPDataKey, TLiwVariant( TInt32( aNumb ) ) );
+
+		cpdatamap->InsertL( KPublisherId, TLiwVariant( KMCPublisher ) );
+		cpdatamap->InsertL( KContentType, TLiwVariant( KMCPType ) );
+		cpdatamap->InsertL( KContentId, TLiwVariant( KMCPContent ) );
+		cpdatamap->InsertL( KDataMap, TLiwVariant( map ) );
+
+		TLiwGenericParam item( KItem, TLiwVariant( cpdatamap ) );
+		inParam->AppendL( item );
+
+		iCPSInterface->ExecuteCmdL( KAdd, *inParam, *outParam );
+
+		CleanupStack::PopAndDestroy( map );
+		CleanupStack::PopAndDestroy( cpdatamap );
+		CleanupStack::PopAndDestroy( outParam );
+		CleanupStack::PopAndDestroy( inParam );
+		}
+	}
+
+
+//  End of File
+