diff -r aaeeca1f15af -r e8d784ac1a4b scrsaver/scrsaverplugins/ScreenSaverAnimPlugin/src/ScreenSaverAnimPluginHelper.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/scrsaver/scrsaverplugins/ScreenSaverAnimPlugin/src/ScreenSaverAnimPluginHelper.cpp	Wed Sep 01 12:30:40 2010 +0100
@@ -0,0 +1,361 @@
+/*
+* Copyright (c) 2005 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:   This file implements all helper classes 
+*                for ScreenSaverAnimPlugin
+*
+*/
+
+
+
+// INCLUDE FILES
+
+#include    <DRMHelper.h>
+#include    <coemain.h>
+#include    <apgcli.h>
+#include    <barsread.h>
+#include    <aknnotewrappers.h>
+#include    <centralrepository.h>
+
+#include    <screensaveranimplugin.rsg>
+
+#include    "ScreenSaverAnimPluginHelper.h"
+#include    "ScreenSaverAnimPlugin.h"
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CScreenSaverAnimPluginVerifier::CScreenSaverAnimPluginVerifier
+// C++ default constructor can NOT contain any code, that might leave.
+// -----------------------------------------------------------------------------
+//
+CScreenSaverAnimPluginVerifier::CScreenSaverAnimPluginVerifier(
+             CScreenSaverAnimPlugin* aFileVerify ) :
+             iFileVerify( aFileVerify )
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CScreenSaverAnimPluginVerifier::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CScreenSaverAnimPluginVerifier::ConstructL()
+    {
+    iCoeEnv = CCoeEnv::Static();
+    iDRMHelper = CDRMHelper::NewL( *iCoeEnv );
+    }
+
+// -----------------------------------------------------------------------------
+// CScreenSaverAnimPluginVerifier::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+CScreenSaverAnimPluginVerifier* CScreenSaverAnimPluginVerifier::NewL(
+                                CScreenSaverAnimPlugin* aFileVerify )
+    {
+    CScreenSaverAnimPluginVerifier* self = new( ELeave ) 
+                            CScreenSaverAnimPluginVerifier( aFileVerify );
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self;
+    }
+    
+// -----------------------------------------------------------------------------
+// CScreenSaverAnimPluginVerifier::~CScreenSaverAnimPluginVerifier
+// Destructor.
+// -----------------------------------------------------------------------------
+//
+CScreenSaverAnimPluginVerifier::~CScreenSaverAnimPluginVerifier()
+    {
+    delete iDRMHelper;
+    }
+
+// -----------------------------------------------------------------------------
+// CScreenSaverAnimPluginVerifier::IsFileValidL
+// Empty implementation.
+// -----------------------------------------------------------------------------
+//
+TBool CScreenSaverAnimPluginVerifier::VerifySelectionL( const MDesCArray* 
+                                                        aSelectedFiles )
+    {    
+
+    TBool canbeautomated( EFalse );
+
+    if( aSelectedFiles->MdcaCount()<1 )
+        {
+        // Download item
+        return ETrue;
+        }
+
+    // 1. Check whether the drm rights are ok
+    TInt res = 0;
+    iDRMHelper->SetAutomatedType( 
+                   CDRMHelper::EAutomatedTypeScreenSaver );
+    res = iDRMHelper->CanSetAutomated( aSelectedFiles->MdcaPoint( 0 ), canbeautomated );
+    if ( KErrUnderflow == res )
+        {
+        TInt resourceId = R_SANIM_ERROR_WRONG_FORMAT;
+        // Show information note
+        ShowErrorNoteL( resourceId );    
+        return EFalse;        
+        }
+    if ( res )
+        {
+        iDRMHelper->HandleErrorL( res, aSelectedFiles->MdcaPoint( 0 ) );        
+        return canbeautomated;
+        }   
+    else if ( !canbeautomated )
+        {
+        ShowErrorNoteL( R_DRM_PREV_RIGHTS_SET );
+        return canbeautomated;
+        }
+
+    // 2. Check whether the file is supported
+    RApaLsSession ls;
+    CleanupClosePushL( ls );
+    TUid dummyUid( KNullUid );
+    TDataType dataType;
+    User::LeaveIfError( ls.Connect() );
+    // find the mimetype
+    User::LeaveIfError( ls.AppForDocument( aSelectedFiles->MdcaPoint( 0 ), 
+                dummyUid, dataType ) );               
+                    
+    CleanupStack::PopAndDestroy( &ls );
+
+    TResourceReader reader;
+    TBool valid( EFalse );
+    iCoeEnv->CreateResourceReaderLC( reader, 
+                             R_MIMETYPE_SPECIFIC_PLUGIN_ARRAY );
+    TInt countResource = reader.ReadInt16();
+
+    for ( TInt i = 0; i < countResource; i++ )
+        {
+        HBufC* newMimeTypeEntry = reader.ReadHBufCL();        
+        TPtr mimePtr( newMimeTypeEntry->Des() );
+        reader.ReadInt32();
+        if ( newMimeTypeEntry->Compare( dataType.Des() ) == 0 )
+            {            
+            valid =  ETrue;
+            }
+        delete newMimeTypeEntry;        
+        }
+    CleanupStack::PopAndDestroy(); // reader  
+
+    if ( !valid )
+        {
+        // Pop a not supported error message             
+        ShowErrorNoteL( R_SANIM_NOT_SUPPORTED );    
+        return EFalse;
+        }
+
+    //3. Check file for Validity
+    
+    //Display the confirmation query when setting 
+    //a DRM protected image as screensaver in General settings.
+    TInt isCancel;
+    isCancel = iDRMHelper->ShowAutomatedNote( aSelectedFiles->MdcaPoint( 0 ) ); 
+    if ( KErrCancel == isCancel )
+        {
+        return EFalse;
+        }
+
+    
+    TInt validity = KErrNone;
+    TRAPD( err, 
+       validity = iFileVerify->CheckFileValidityL( aSelectedFiles->MdcaPoint( 0 ) ));     
+
+    if ( err )
+        {
+        // Dll may not be present
+        ShowErrorNoteL( R_SANIM_NOT_SUPPORTED );
+        return EFalse;
+        }           
+
+    if ( validity == KErrNoMemory )
+        {
+        // Pop up a Corrupted File message
+        CEikonEnv::Static()->HandleError( validity );
+        return EFalse;        
+        }   
+    else  if ( validity != KErrNone )
+        {
+        TInt resourceId = R_SANIM_ERROR_WRONG_FORMAT;
+        // Show information note
+        ShowErrorNoteL( resourceId );    
+        return EFalse;        
+        }
+
+    return valid;
+
+    }
+
+// -----------------------------------------------------------------------------
+// CScreenSaverAnimPluginVerifier::ShowErrorNoteL
+// Displays the error note
+// -----------------------------------------------------------------------------
+//
+void CScreenSaverAnimPluginVerifier::ShowErrorNoteL( TInt  aResourceId  ) const
+    {
+    HBufC* errorText = 
+        iCoeEnv->AllocReadResourceLC( aResourceId );
+    CAknInformationNote* note = new( ELeave ) CAknInformationNote( EFalse );
+    note->ExecuteLD( *errorText );
+    CleanupStack::PopAndDestroy( errorText ); // errorText
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverRepositoryWatcher::NewL
+// -----------------------------------------------------------------------------
+//
+CScreensaverRepositoryWatcher* CScreensaverRepositoryWatcher::NewL(
+    const TUid aUid,
+    const TUint32 aKey,
+    CCenRepNotifyHandler::TCenRepKeyType aKeyType,
+    TCallBack aCallBack,
+    CRepository* aRepository )
+    {
+    CScreensaverRepositoryWatcher* self = new( ELeave ) 
+          CScreensaverRepositoryWatcher( aUid, aKey, aCallBack, aRepository );
+
+    CleanupStack::PushL( self );
+    self->ConstructL( aKeyType );
+    CleanupStack::Pop( self );
+
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverRepositoryWatcher::NewL
+// -----------------------------------------------------------------------------
+//
+CScreensaverRepositoryWatcher* CScreensaverRepositoryWatcher::NewL(
+    const TUid aUid,
+    TCallBack aCallBack,
+    CRepository* aRepository )
+    {
+    CScreensaverRepositoryWatcher* self = new( ELeave ) CScreensaverRepositoryWatcher(
+        aUid, NCentralRepositoryConstants::KInvalidNotificationId, aCallBack, aRepository );
+
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+
+    return self;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CScreensaverRepositoryWatcher::~CScreensaverRepositoryWatcher
+// -----------------------------------------------------------------------------
+//
+CScreensaverRepositoryWatcher::~CScreensaverRepositoryWatcher()
+    {
+    if ( iNotifyHandler )
+        {
+        iNotifyHandler->StopListening();
+        delete iNotifyHandler;      
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverRepositoryWatcher::CScreensaverRepositoryWatcher
+// -----------------------------------------------------------------------------
+//
+CScreensaverRepositoryWatcher::CScreensaverRepositoryWatcher(
+    const TUid aUid,
+    const TUint32 aKey,
+    TCallBack aCallBack,
+    CRepository* aRepository )
+    :
+    iUid( aUid ), iKey( aKey ), iCallBack( aCallBack ), iRepository( aRepository )
+    {
+    }
+
+
+// -----------------------------------------------------------------------------
+// CScreensaverRepositoryWatcher::ConstructL
+// -----------------------------------------------------------------------------
+//
+void CScreensaverRepositoryWatcher::ConstructL(CCenRepNotifyHandler::TCenRepKeyType aKeyType)
+    {
+    iNotifyHandler = CCenRepNotifyHandler::NewL( *this, *iRepository, aKeyType, iKey );
+    iNotifyHandler->StartListeningL();
+    }
+
+
+// -----------------------------------------------------------------------------
+// CScreensaverRepositoryWatcher::ConstructL
+// -----------------------------------------------------------------------------
+//
+void CScreensaverRepositoryWatcher::ConstructL()
+    {
+    iNotifyHandler = CCenRepNotifyHandler::NewL( *this, *iRepository );
+    iNotifyHandler->StartListeningL();
+    }
+
+
+// -----------------------------------------------------------------------------
+// CScreensaverRepositoryWatcher::ChangedKey
+// -----------------------------------------------------------------------------
+//
+TUint32 CScreensaverRepositoryWatcher::ChangedKey()
+    {
+    return iChangedKey;
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverRepositoryWatcher::HandleNotifyInt
+// -----------------------------------------------------------------------------
+//
+void CScreensaverRepositoryWatcher::HandleNotifyInt( 
+                                    TUint32 aKey, TInt /*aNewValue*/ )
+    {
+    iChangedKey = aKey;
+    iCallBack.CallBack();
+    iChangedKey = NCentralRepositoryConstants::KInvalidNotificationId;
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverRepositoryWatcher::HandleNotifyString
+// -----------------------------------------------------------------------------
+//
+void CScreensaverRepositoryWatcher::HandleNotifyString( TUint32 aKey, 
+                                                     const TDesC16& /*aNewValue*/ )
+    {  
+    iChangedKey = aKey;
+    iCallBack.CallBack();
+    iChangedKey = NCentralRepositoryConstants::KInvalidNotificationId;
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverRepositoryWatcher::HandleNotifyGeneric
+// -----------------------------------------------------------------------------
+//
+void CScreensaverRepositoryWatcher::HandleNotifyGeneric(TUint32 aKey)
+    {
+    iChangedKey = aKey;
+    iCallBack.CallBack();
+    iChangedKey = NCentralRepositoryConstants::KInvalidNotificationId;
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverRepositoryWatcher::HandleNotifyError
+// -----------------------------------------------------------------------------
+//
+void CScreensaverRepositoryWatcher::HandleNotifyError(TUint32 /*aKey*/, TInt /*aError*/, CCenRepNotifyHandler* /*aHandler*/)
+    {
+    }     
+
+// End of File