/*

* Copyright (c) 2002 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:  MsgAttachmentUtils implementation

*

*/

// ========== INCLUDE FILES ================================

#include <featmgr.h>

#include <data_caging_path_literals.hrh>

#include <eikenv.h>                 // for CEikonEnv

#include <eikproc.h>                // for CEikProcess

#include <gulicon.h>

#include <apparc.h>                 // for CApaApplication

#include <apgcli.h>                 // for RApaLsSession

#include <apacln.h>                 // for TApaDocCleanupItem

#include <txtetext.h>               // for CPlainText

#include <gdi.h>

#include <bautils.h>                // NearestLanguageFile

#include <avkon.rsg>                // for R_QTN_SIZE_xx

#include <aknlayout.cdl.h> // LAF

#include <AknUtils.h>

#include <AknCommonDialogsDynMem.h>

#ifdef RD_MULTIPLE_DRIVE

#include <driveinfo.h>

#endif

#include <NpdApi.h>                 // Notepad API

#include <StringLoader.h>           // StringLoader

#include <MGFetch.h>               // for MediaGallery

#include <NewFileServiceClient.h>

#include <NewFileService.hrh>

#include <AiwCommon.h>

#include "MsgEditorCommon.h"        // for KMsgEditorTempDir

#include "MsgAttachmentUtils.h"

#include "MsgEditorModelPanic.h"    // Panics

#include <MsgEditorAppUi.rsg>       // resouce identifiers

// ========== EXTERNAL DATA STRUCTURES =====================

// ========== EXTERNAL FUNCTION PROTOTYPES =================

// ========== CONSTANTS ====================================

const TInt KMsgAttaFileNameLength = 20;

_LIT( KTxtAttaFilenameExtension, ".txt" );

_LIT( KMsgEditorAppUiResourceFileName, "msgeditorappui.rsc" );

_LIT( KMsgEditorTempDir, ":\\system\\temp\\msgeditor_temp\\" );

const TInt KLocalKilo = 1024;

const TUid KUidCamcorder = { 0x101F857A };

const TUid KUidVoiceRec  = { 0x100058CA };

//const TUid KUidCamera    = { 0x1000593F };

// ========== MACROS =======================================

// ========== LOCAL CONSTANTS AND MACROS ===================

// ========== MODULE DATA STRUCTURES =======================

// ========== LOCAL FUNCTION PROTOTYPES ====================

// ========== LOCAL FUNCTIONS ==============================

// ========== MEMBER FUNCTIONS =============================

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

// MsgAttachmentUtils::FetchFile

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

//

EXPORT_C TBool MsgAttachmentUtils::FetchFileL (

    TMsgAttachmentFetchType aType,

    TFileName& aFileName,

    TBool aCheckDiskSpace )

    {

    return FetchFileL( aType, aFileName, KNullUid, aCheckDiskSpace );

    }

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

// MsgAttachmentUtils::FetchFile

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

//

EXPORT_C TBool MsgAttachmentUtils::FetchFileL (

    TMsgAttachmentFetchType aType,

    TFileName& aFileName,

    const TUid& /*aAppUid*/,

    TBool aCheckDiskSpace )

    {

    TBool result = EFalse;

    CDesCArrayFlat* files = new ( ELeave ) CDesC16ArrayFlat( 1 );

    CleanupStack::PushL( files );

    result = FetchFileL( aType, aFileName, *files, aCheckDiskSpace, EFalse, NULL );

    CleanupStack::PopAndDestroy( ); //files

    return result;

    }

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

// MsgAttachmentUtils::FetchFile

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

//

EXPORT_C TBool MsgAttachmentUtils::FetchFileL (

    TMsgAttachmentFetchType aType,

    TFileName& aFileName,

    CDesCArray& aSelectedFiles,    

    TBool aCheckDiskSpace,

    TBool aMultiSelect,

    MMGFetchVerifier* aVerifier )

    {

    TBool result = FetchFileL( aType, aSelectedFiles, NULL, aCheckDiskSpace, aMultiSelect, aVerifier );

    if ( aSelectedFiles.MdcaCount() )

        {

        aFileName.Zero();

        aFileName = aSelectedFiles.MdcaPoint( 0 );

        }

    return result;

    }

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

// MsgAttachmentUtils::FetchFile

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

//

EXPORT_C TBool MsgAttachmentUtils::FetchFileL (

    TMsgAttachmentFetchType aType,

    CDesCArray& aSelectedFiles,

    CAiwGenericParamList* aParams,

    TBool /*aCheckDiskSpace*/,

    TBool aMultiSelect,

    MMGFetchVerifier* aVerifier )

    {

    TBool result = EFalse;

    switch ( aType )

        {

        case EImage:

            {

            result = FetchExistingL( EImageFile, aSelectedFiles, aMultiSelect, aVerifier );

            break;

            }

        case EAudio:

            {

            result = FetchExistingL( EAudioFile, aSelectedFiles, aMultiSelect, aVerifier );

            break;

            }

        case EVideo:

            {

            result = FetchExistingL( EVideoFile, aSelectedFiles, aMultiSelect, aVerifier );

            break;

            }

        case ENewAudio:

            {

            result = FetchNewL( ENewFileServiceAudio, aSelectedFiles, aParams, aMultiSelect );

            break;

            }

        case ENewImage:

            {

            result = FetchNewL( ENewFileServiceImage, aSelectedFiles, aParams, aMultiSelect );

            break;

            }

        case ENewVideo:

            {

            result = FetchNewL( ENewFileServiceVideo, aSelectedFiles, aParams, aMultiSelect );

            break;

            }

        case ENote:

            {

            result = FetchNoteL( aSelectedFiles );

            break;

            }

        case ESVG:

            {

            result = FetchExistingL( EPresentationsFile, aSelectedFiles, aMultiSelect, aVerifier );

            break;

            }

        default:

            {

            break;

            }

        }

    return result;

    }

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

// MsgAttachmentUtils::FetchExistingL

//

//

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

TBool MsgAttachmentUtils::FetchExistingL( TMediaFileType aFileType,

                                         CDesCArray& aSelectedFiles,

                                         TBool aMultiSelect,

                                         MMGFetchVerifier* aVerifier )

    {

    return MGFetch::RunL( aSelectedFiles, aFileType, aMultiSelect, aVerifier );

    }

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

// MsgAttachmentUtils::FetchNoteL

//

//

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

TBool MsgAttachmentUtils::FetchNoteL( CDesCArray& aSelectedFiles )

    {

    TBool result = EFalse;

    CEikonEnv* eikonEnv = CEikonEnv::Static();

    // get memo content from notepad to buffer.

    HBufC* title = eikonEnv->AllocReadResourceLC( R_QTN_NMAKE_FETCH_MEMO_PRMPT );

    HBufC* buf = CNotepadApi::FetchMemoL( title );

    CleanupStack::PopAndDestroy( title );

    if ( buf )

        {

        CleanupStack::PushL( buf );

        RFs& fs = eikonEnv->FsSession();

        TFileName filename;

        TInt max = KMsgAttaFileNameLength;

        // first try to create filename from memo text.

        MsgAttachmentUtils::GetFileNameFromBuffer (

            filename, *buf, max, &KTxtAttaFilenameExtension );

        if ( filename.Length() == 0 )

            {

            eikonEnv->ReadResourceL( filename, R_QTN_MMS_NO_NAME_FOR_FILE );

            filename.Append( KTxtAttaFilenameExtension );

            }

        TFileName pathname;

        GetMsgEditorTempPath( pathname, &filename );

        // check the file name for validity and possible name duplicates.

        TInt err = CApaApplication::GenerateFileName( fs, pathname );

        if ( err == KErrNone )

            {

            // write buffer to text file (unicode).

            CPlainText* text = CPlainText::NewL();

            CleanupStack::PushL( text );

            text->InsertL( 0, *buf );

            text->ExportAsTextL( pathname, CPlainText::EOrganiseByParagraph, 0 );

            CleanupStack::PopAndDestroy( text );

            aSelectedFiles.AppendL( pathname );

            result = ETrue;

            }

        CleanupStack::PopAndDestroy( buf );

        }

    return result;

    }

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

// MsgAttachmentUtils::FetchNewL

//

//

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

TBool MsgAttachmentUtils::FetchNewL( TNewServiceFileType aType,

                                    CDesCArray& aSelectedFiles,

                                    CAiwGenericParamList* aParams,

                                    TBool aMultiSelect )

    {

    TBool result = EFalse;    

    CNewFileServiceClient* fileClient = NewFileServiceFactory::NewClientL();

    CleanupStack::PushL( fileClient );

    TUid appUid = KUidCamcorder; 

    switch ( aType )

        {

        case ENewFileServiceImage:

        case ENewFileServiceVideo:

            {

            appUid = KUidCamcorder;

            break;

            }

        case ENewFileServiceAudio:

            {

            appUid = KUidVoiceRec;

            break;

            }

        default:

            User::Leave( KErrArgument );

            break;

        }

    result = fileClient->NewFileL(

        appUid, 

        aSelectedFiles,

        aParams,

        aType,

        aMultiSelect );

    CleanupStack::PopAndDestroy( fileClient ); // params

    return result;

    }

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

// MsgAttachmentUtils::FetchAnyFileL

//

//

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

EXPORT_C TBool MsgAttachmentUtils::FetchAnyFileL( TFileName& aFileName,

                                                  CCoeEnv& aCoeEnv,

                                                  MAknFileSelectionObserver* aVerifier,

                                                  MAknFileFilter* aFilter )

    {

    TBool result( EFalse );

    TInt resourceFileOffset( -1 );

    if ( !aCoeEnv.IsResourceAvailableL( R_MEB_MEMORY_SELECTION_DIALOG ) )

        {

        TParse parse;

        parse.Set( KMsgEditorAppUiResourceFileName, &KDC_RESOURCE_FILES_DIR, NULL );

        TFileName fileName( parse.FullName() );

        BaflUtils::NearestLanguageFile( aCoeEnv.FsSession(), fileName );

        resourceFileOffset = aCoeEnv.AddResourceFileL( fileName );

        }

    TInt supportedTypes = AknCommonDialogsDynMem::EMemoryTypePhone | 

                          AknCommonDialogsDynMem::EMemoryTypeInternalMassStorage | 

                          AknCommonDialogsDynMem::EMemoryTypeMMCExternal;

    result = AknCommonDialogsDynMem::RunSelectDlgLD( supportedTypes,

                                                     aFileName,

                                                     R_MEB_MEMORY_SELECTION_DIALOG,

                                                     aFilter,

                                                     aVerifier );

    if ( resourceFileOffset != -1 )

        {

        aCoeEnv.DeleteResourceFile( resourceFileOffset );

        }

    return result;

    }

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

// MsgAttachmentUtils::CombineIconsL

//

//

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

//

EXPORT_C CFbsBitmap* MsgAttachmentUtils::CombineIconsL(

    const CFbsBitmap* aFirstBmp,

    const CFbsBitmap* aSecondBmp,

    const CFbsBitmap* aSecondBmpMask )

    {

    __ASSERT_DEBUG( aFirstBmp, Panic( ENullPointer ) );

    // Resolve icon layout

    TRect mainPane;

    AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EMainPane, mainPane );

    TAknLayoutRect listPaneLayout;

    listPaneLayout.LayoutRect(

        mainPane,

        AknLayout::list_gen_pane( 0 ) );

    TAknLayoutRect doubleGraphicLayout;

    doubleGraphicLayout.LayoutRect(

        listPaneLayout.Rect(),

        AknLayout::list_double_large_graphic_pane_list_double2_large_graphic_pane_list_single_big_large_graphic_pane( 0 ) );

    TAknLayoutRect iconLayout;

    iconLayout.LayoutRect(             

        doubleGraphicLayout.Rect(),

        AknLayout::List_pane_elements__double_large_graphic__Line_8() );

    TInt cleanupCount = 0;

    TDisplayMode dispMode = aFirstBmp->DisplayMode();

    if ( dispMode == EGray2 )

        {

        // Convert hard masks to soft masks:

        CFbsBitmap* temp = InvertBitmapL( aFirstBmp );

        CleanupStack::PushL( temp );

        aFirstBmp = temp;

        cleanupCount++;

        dispMode = EGray256;

        }

    // Create target bitmap, device and gc

    CFbsBitmap* bmp = new ( ELeave ) CFbsBitmap();

    CleanupStack::PushL( bmp );

    User::LeaveIfError( bmp->Create( iconLayout.Rect().Size(), dispMode ) );

    CFbsBitmapDevice* pBmpDev = CFbsBitmapDevice::NewL( bmp );

    CleanupStack::Pop(); // bmp

    CleanupStack::PushL( pBmpDev );

    CBitmapContext* pBmpCtx = NULL;

    User::LeaveIfError( pBmpDev->CreateBitmapContext( pBmpCtx ) );

    CleanupStack::PushL( pBmpCtx );

    // Clear the target bitmap.

    // Black background for soft masks

    pBmpCtx->SetBrushColor( ( dispMode == EGray256 )

        ? KRgbBlack

        : KRgbWhite );

    pBmpCtx->Clear();

    // First draw the source bitmap...

    const TSize bmpSize1( aFirstBmp->SizeInPixels() );

    const TPoint origin1(

        ( iconLayout.Rect().Width() - bmpSize1.iWidth ) / 2,

        ( iconLayout.Rect().Height() - bmpSize1.iHeight ) / 2 );

    pBmpCtx->BitBlt( origin1, aFirstBmp );

    if ( aSecondBmp )

        {

        if ( aSecondBmp->DisplayMode() == EGray2 )

            {

            // Convert hard masks to soft masks:

            CFbsBitmap* temp = InvertBitmapL( aSecondBmp );

            CleanupStack::PushL( temp );

            aSecondBmp = temp;

            cleanupCount++;

            }

        // ...then draw the other bitmap on top.

        const TSize bmpSize2( aSecondBmp->SizeInPixels() );

        const TPoint origin2( 0, iconLayout.Rect().Height() - bmpSize2.iHeight );

        if ( !aSecondBmpMask )

            {

            pBmpCtx->BitBlt( origin2, aSecondBmp );

            }

        else

            {

            pBmpCtx->BitBltMasked(

                origin2,

                aSecondBmp,

                TRect( bmpSize2 ),

                aSecondBmpMask,

                ETrue );

            }

        }

    // Cleanup.

    CleanupStack::PopAndDestroy( 2 ); // pBmpDev, pBmpCtx

    CleanupStack::PopAndDestroy( cleanupCount );

    // Return the new bitmap.

    return bmp;

    }

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

// MsgAttachmentUtils::InvertBitmapL

//

//

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

//

CFbsBitmap* MsgAttachmentUtils::InvertBitmapL( const CFbsBitmap* aBitmap )

    {

    // Create target bitmap, device and gc

    CFbsBitmap* bmp = new ( ELeave ) CFbsBitmap();

    CleanupStack::PushL( bmp );

    User::LeaveIfError( bmp->Create( aBitmap->SizeInPixels(), aBitmap->DisplayMode() ) );

    CFbsBitmapDevice* pBmpDev = CFbsBitmapDevice::NewL( bmp );

    CleanupStack::Pop(); // bmp

    CleanupStack::PushL( pBmpDev );

    CBitmapContext* pBmpCtx = NULL;

    User::LeaveIfError( pBmpDev->CreateBitmapContext( pBmpCtx ) );

    CleanupStack::Pop(); // pBmpDev

    // Set drawing mode to "NOTPEN" -> bitmap will be inverted

    pBmpCtx->SetDrawMode( CGraphicsContext::EDrawModeNOTPEN );

    pBmpCtx->BitBlt( TPoint( 0, 0 ), aBitmap );

    // Cleanup.

    delete pBmpCtx;

    delete pBmpDev;

    // Return the new bitmap.

    return bmp;

    }

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

// MsgAttachmentUtils::FileSizeToStringL

//

//

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

//

EXPORT_C void MsgAttachmentUtils::FileSizeToStringL(

    TDes& aTarget, TInt aFileSize, TBool aKilobytesMinimum /*= EFalse*/ )

    {

    TInt fileSize = aFileSize;

    TInt resId = R_QTN_SIZE_B;

    if ( aKilobytesMinimum || aFileSize >= KLocalKilo )

        {

        resId = R_QTN_SIZE_KB;

        fileSize /= KLocalKilo;

        if ( aFileSize % KLocalKilo )

            {

            fileSize++;

            }

        }

    HBufC *buf = StringLoader::LoadLC( resId, fileSize );

    aTarget.Zero();

    aTarget.Append( *buf );

    CleanupStack::PopAndDestroy( buf );

    }