/*

* 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:  Phonebook 2 ringing tone commands.

*

*/

// INCLUDES

// Phonebook 2

#include <e32base.h>

#include "Pbk2ImageCommands.h"

#include "MPbk2ImageFieldObserver.h"

#include "MPbk2BaseCommand.h"

#include <MVPbkContactFieldTextData.h>

#include <CPbk2AppUiBase.h>

#include <MPbk2ApplicationServices.h>

#include <TPbk2StoreContactAnalyzer.h>

#include "CPbk2ImageManager.h"

#include "CPbk2DrmManager.h"

#include <MPbk2ImageOperationObservers.h> // MPbk2ImageSetObserver

#include <MMGFetchVerifier.h>             // MMGFetchVerifier

#include <RPbk2LocalizedResourceFile.h>

#include "Pbk2DataCaging.hrh"

#include "Pbk2PresentationUtils.h"

#include <Pbk2CommonUi.rsg>

#include <Pbk2UIControls.rsg>

#include <Pbk2Commands.rsg>

#include <MPbk2ImageOperationObservers.h>   // MPbk2ImageSetObserver

#include <AknServerApp.h>                   // MAknServerAppExitObserver

// VPbk includes

#include <MVPbkStoreContact.h>

#include <MVPbkStoreContactField.h>

#include <CVPbkContactManager.h>

#include <TVPbkFieldTypeMapping.h>

#include <MVPbkFieldType.h>

#include <VPbkEng.rsg>

// System includes

#include <barsread.h>

#include <coemain.h>

#include <AknWaitDialog.h>

#include <aknnotewrappers.h>

#include <StringLoader.h>

#include <MGFetch.h>

#include <DocumentHandler.h>            // CDocumentHandler

#include <apmstd.h>                     // TDataType

#include <Pbk2CmdExtRes.rsg>

#include <sysutil.h>

#include <CPbk2ApplicationServices.h>

/// Unnamed namespace for local definitions

namespace {

    const TInt KSelectedFilesDefaultGranularity = 1;

#ifdef _DEBUG

enum TPanicCode

    {

    EPanicPreCond_NULL_Contact = 1

    };

void Panic( TPanicCode aPanic )

    {

    _LIT( KPanicCat, "MPbk2ImageCommands" );

    User::Panic( KPanicCat, aPanic );

    }

#endif // _DEBUG    

// --------------------------------------------------------------------------

// ImageFieldTypeL

// --------------------------------------------------------------------------

//

inline const MVPbkFieldType* ImageFieldTypeL( 

        MPbk2ApplicationServices& aApplicationServices )

    {

    return aApplicationServices.ContactManager().

        	FieldTypes().Find( R_VPBK_FIELD_TYPE_CALLEROBJIMG );

    }

// --------------------------------------------------------------------------

// ThumbnailFieldTypeL

// --------------------------------------------------------------------------

//

inline const MVPbkFieldType* ThumbnailFieldTypeL( 

        MPbk2ApplicationServices& aApplicationServices )

    {

    return aApplicationServices.ContactManager().

        	FieldTypes().Find( R_VPBK_FIELD_TYPE_THUMBNAILPIC );

    }

// --------------------------------------------------------------------------

// Set image operation.

// Uses asynchronous operation of CPbk2ImageManager to set image. 

// MMGFetchVerifier implemented to perform DRM check for select image dialog.

// --------------------------------------------------------------------------

//

NONSHARABLE_CLASS( CSetImageCmd ):

    public CBase,

	public MPbk2BaseCommand,

    private MPbk2ImageSetObserver,

    private MMGFetchVerifier

	{

	public:

		static CSetImageCmd* NewL(); 

		~CSetImageCmd();

		void ExecuteL( MVPbkStoreContact* aContact,MPbk2ImageFieldObserver* aObserver );

	private: // from MPbkImageSetObserver

	    void Pbk2ImageSetComplete(

	            MPbk2ImageOperation& aOperation);

	    void Pbk2ImageSetFailed(

	            MPbk2ImageOperation& aOperation,

	            TInt aError);

	private: // from MMGFetchVerifier

	    TBool VerifySelectionL(

	            const MDesCArray* aSelectedFiles);

	private:

		CSetImageCmd();

		void ConstructL();

		void Cancel();

		void DismissWaitNote();

		void SetImageRefL( MVPbkStoreContact* aContact,

				const TDesC& aFileName);

	private:

        /// Own: image set operation

        MPbk2ImageOperation* iImageOperation;

        /// Own: wait note dialog

        CAknWaitDialog* iWaitNote;

        /// Own: DRM support

        CPbk2DrmManager* iDrmManager;

        const MVPbkFieldType* iThumbnailFieldType;

        /// Own: Image manager

        CPbk2ImageManager* iImageManager;

        // Own

        HBufC* iImageFilename;

        // Not own

        MVPbkStoreContact* iContact; 

        MPbk2ImageFieldObserver* iObserver;

        // Ref:

        CPbk2ApplicationServices* iServices;	

	};

CSetImageCmd* CSetImageCmd::NewL()

	{

	CSetImageCmd* self = new(ELeave) CSetImageCmd();

	CleanupStack::PushL( self );

	self->ConstructL();

	CleanupStack::Pop();

	return self;

	}

CSetImageCmd::~CSetImageCmd()

	{

	Cancel();

	delete iImageFilename;

	delete iDrmManager;

	delete iImageManager;

	Release( iServices );	

	}

void CSetImageCmd::ExecuteL( MVPbkStoreContact* aContact,MPbk2ImageFieldObserver* aObserver )

	{

    iObserver=aObserver;

    CDesCArray* selectedFile = new(ELeave) CDesCArrayFlat(

            KSelectedFilesDefaultGranularity );

    CleanupStack::PushL( selectedFile );

	TBool res( EFalse );

	// run image fetch dialog

	res = MGFetch::RunL( *selectedFile, 

	        EImageFile, 

	        EFalse, /* multiselection */

	        this /* provide MMGFetchVerifier interface to check DRM */);

	if ( res && selectedFile->Count() > 0 )

        {

        if (iWaitNote==NULL)

            {

            iWaitNote =new(ELeave) CAknWaitDialog(reinterpret_cast<CEikDialog**>( &iWaitNote ),ETrue );

            }

        // doesn't delete waitNote

        iWaitNote->ExecuteLD( R_QTN_GEN_NOTE_FETCHING );

        TPtrC fileName = (*selectedFile)[0];

        // delete old filename

        delete iImageFilename;

        iImageFilename=NULL;

        // store these for later use

        iImageFilename=fileName.AllocL();

        iContact=aContact;

        // write data to thumbnail field

        iImageOperation = 

            iImageManager->SetImageAsyncL(

                *aContact, *iThumbnailFieldType, *this, fileName );

        }

    CleanupStack::PopAndDestroy( selectedFile );	

	}

CSetImageCmd::CSetImageCmd()

	{

	}

void CSetImageCmd::ConstructL()

	{

    /*

     * In Social phonebook case, the contact editor (that uses this class) is launched outside of pbk2 context.

     * Then the Pbk2AppUi is not valid.

     */

    iServices = CPbk2ApplicationServices::InstanceL();

    iImageManager = CPbk2ImageManager::NewL( iServices->ContactManager() );

	iThumbnailFieldType = ThumbnailFieldTypeL(*iServices);

	iDrmManager = CPbk2DrmManager::NewL();

	}

void CSetImageCmd::Cancel()

	{

    delete iWaitNote;

    iWaitNote = NULL;

    delete iImageOperation;

    iImageOperation = NULL;

    if (iObserver)

        {

        iObserver->ImageLoadingCancelled();

        }

	}

void CSetImageCmd::DismissWaitNote()

	{

	// ProcessFinishedL initiate iWaitNote destruction 

	// and iWaitNote is set to NULL during CAknWaitDialog destruction

	TRAPD( err, iWaitNote->ProcessFinishedL() );

	if ( err != KErrNone )

		{

		delete iWaitNote;

		iWaitNote = NULL;

		}

	}

void CSetImageCmd::Pbk2ImageSetComplete

        ( MPbk2ImageOperation& /*aOperation*/ )

    {

    // set the image reference after image has been loaded.

    SetImageRefL( iContact, iImageFilename->Des() );    

    delete iImageOperation;

    iImageOperation = NULL;

	DismissWaitNote();

    if (iObserver)

        {

        iObserver->ImageLoadingComplete();

        }

    }

// --------------------------------------------------------------------------

// CPbk2SetImageCmd::Pbk2ImageSetFailed

// --------------------------------------------------------------------------

//

void CSetImageCmd::Pbk2ImageSetFailed

        ( MPbk2ImageOperation& /*aOperation*/, TInt aError )

    {

    delete iImageOperation;

    iImageOperation = NULL;

	DismissWaitNote();

    if (iObserver)

        {

        iObserver->ImageLoadingFailed();

        }

	if ( aError != KErrNone )

		{

		CCoeEnv::Static()->HandleError( aError );

		}

    }

void CSetImageCmd::SetImageRefL( MVPbkStoreContact* aContact,

		const TDesC& aFileName)

    {

    CVPbkContactManager& manager = iServices->ContactManager();

    TPbk2StoreContactAnalyzer analyzer(

        	        manager,

        	        aContact );

    TInt fieldIndex = analyzer.HasFieldL( R_PHONEBOOK2_IMAGE_SELECTOR );

    MVPbkStoreContactField* field;

    if ( fieldIndex != KErrNotFound )

        {

        // If filename has been set and the contact has the field

        // field should be updated.

        field = &aContact->Fields().FieldAt( fieldIndex );

        MVPbkContactFieldTextData::Cast( field->FieldData() ).

            SetTextL( aFileName );

        }

    else if ( aFileName.Length() > 0 )

        {

        const MVPbkFieldType* imageFieldType = ImageFieldTypeL(*iServices);

        // Contact does not have the field, so create new one.

    	field = aContact->CreateFieldLC( *imageFieldType );

    	MVPbkContactFieldTextData::Cast( field->FieldData() ).

            SetTextL( aFileName );

    	aContact->AddFieldL( field );

    	CleanupStack::Pop(); // field                    

        }

    }

// --------------------------------------------------------------------------

// DRM check for image fetch dialog

// --------------------------------------------------------------------------

//	

TBool CSetImageCmd::VerifySelectionL

        (const MDesCArray* aSelectedFiles)

    {

    TBool result = EFalse;

    if ( aSelectedFiles && aSelectedFiles->MdcaCount() > 0 )

        {

        // DRM for phonebook image fetch

        TPtrC fileName = aSelectedFiles->MdcaPoint( 0 );

        TBool isProtected( ETrue );

        User::LeaveIfError( 

            iDrmManager->IsProtectedFile( fileName, isProtected ) );

        if ( isProtected )

            {

			RPbk2LocalizedResourceFile resFile( *CCoeEnv::Static() );

			resFile.OpenLC( 

			    KPbk2RomFileDrive, 

				KDC_RESOURCE_FILES_DIR, 

				Pbk2PresentationUtils::PresentationResourceFile() );

            // show user copyright note

            HBufC* prompt = 

                CCoeEnv::Static()->AllocReadResourceLC( R_PBK2_QTN_DRM_NOT_ALLOWED );

            CAknInformationNote* dlg = new(ELeave) CAknInformationNote( ETrue );

            dlg->ExecuteLD( *prompt );

            CleanupStack::PopAndDestroy( 2 ); // resFile, prompt

            }

        else

            {

            result = ETrue;

            }

        }

    return result;

    }	

// --------------------------------------------------------------------------

// Starts external image viewer via doc.handler and waits for its exit

// --------------------------------------------------------------------------

//

NONSHARABLE_CLASS( CViewImageCmd ):

    public CBase,

	public MPbk2BaseCommand,

	private MAknServerAppExitObserver

	{

	public:

		static CViewImageCmd* NewL(); 

		~CViewImageCmd();

		void ExecuteL( MVPbkStoreContact* aContact );

	private: // from MAknServerAppExitObserver

        void HandleServerAppExit(

                TInt aReason );		

	private:

		CViewImageCmd();

		void ConstructL();

		void ShowImageNotOpenedNoteL();

	private:

		/// Own: Document handler for image opening

		CDocumentHandler* iDocHandler;        /// Own: wait note dialog

		TFileName iFileName;

		CPbk2ApplicationServices* iServices;

	};

CViewImageCmd*	CViewImageCmd::NewL()

	{

	CViewImageCmd* self = new(ELeave) CViewImageCmd();

	CleanupStack::PushL( self );

	self->ConstructL();

	CleanupStack::Pop();

	return self;	

	}

CViewImageCmd::CViewImageCmd()

	{

	}

void CViewImageCmd::ConstructL()

	{	

	iDocHandler = CDocumentHandler::NewL();

	iDocHandler->SetExitObserver( this );

	/*

	 * In Social phonebook case, the contact editor (that uses this class) is launched outside of pbk2 context.

	 * Then the Pbk2AppUi is not valid.

	 */

	iServices = CPbk2ApplicationServices::InstanceL();

	}

CViewImageCmd::~CViewImageCmd()

	{

	delete iDocHandler;

	Release( iServices );

	}

void CViewImageCmd::HandleServerAppExit( TInt aReason )

    {

    // make base call first

    MAknServerAppExitObserver::HandleServerAppExit( aReason );

    }

void CViewImageCmd::ShowImageNotOpenedNoteL()

    {

    HBufC* prompt = StringLoader::LoadLC( R_QTN_ALBUM_ERR_FORMAT_UNKNOWN );

    CAknInformationNote* dlg = new ( ELeave ) CAknInformationNote( ETrue );

    dlg->ExecuteLD( *prompt );

    CleanupStack::PopAndDestroy( prompt );

    }

void CViewImageCmd::ExecuteL( MVPbkStoreContact* aContact )

	{

	CVPbkContactManager& manager = iServices->ContactManager();

	TPbk2StoreContactAnalyzer analyzer(

					manager,

					aContact );

    TInt fieldIndex = analyzer.HasFieldL( R_PHONEBOOK2_IMAGE_SELECTOR );

    if( fieldIndex != KErrNotFound )

        {

        // retrieve field pointer and its current text for call

        MVPbkStoreContactField& field =

        	aContact->Fields().FieldAt( fieldIndex );

        iFileName.Copy(

            MVPbkContactFieldTextData::Cast( field.FieldData() ).Text() );

        // empty datatype for automatic recognization

        TDataType dataType;

        TRAPD( error, iDocHandler->OpenFileEmbeddedL( iFileName, dataType ) );

        // KErrNotReady, when no mmc inserted

        // KErrNotFound, when image is deleted

        if ( error == KErrNotFound || error == KErrUnderflow

                                   || error == KErrCorrupt 

                                   || error == KErrNotReady )

            {

            // if the image has been deleted from Image Gallery

            // or it is corrupted, show a note instead of leave

            ShowImageNotOpenedNoteL();

            }

        }	

	}

} /// namespace

// --------------------------------------------------------------------------

// MPbk2ImageCommands::SetImageL

// --------------------------------------------------------------------------

//

MPbk2BaseCommand* Pbk2ImageCommands::SetImageL(

		MVPbkStoreContact* aContact, MPbk2ImageFieldObserver* aObserver )

	{

	__ASSERT_DEBUG( aContact, Panic( EPanicPreCond_NULL_Contact ) );

	RFs fs = CCoeEnv::Static()->FsSession();

    if ( SysUtil::FFSSpaceBelowCriticalLevelL( &fs ) )

        {

        User::Leave( KErrDiskFull );

        }

    CSetImageCmd* cmd = CSetImageCmd::NewL();

    CleanupStack::PushL( cmd );

    cmd->ExecuteL( aContact , aObserver);

    CleanupStack::Pop();

    return cmd;

	}

// --------------------------------------------------------------------------

// MPbk2ImageCommands::ViewImageL

// --------------------------------------------------------------------------

//

MPbk2BaseCommand* Pbk2ImageCommands::ViewImageL(

		MVPbkStoreContact* aContact )

	{

	__ASSERT_DEBUG( aContact, Panic( EPanicPreCond_NULL_Contact ) );

    CViewImageCmd* cmd = CViewImageCmd::NewL();

    CleanupStack::PushL( cmd );

    cmd->ExecuteL( aContact );

    CleanupStack::Pop();

    return cmd;	

	}

// --------------------------------------------------------------------------