C++ CMsvAttachment::Id方法代码示例

// ---------------------------------------------------------
// 
// ---------------------------------------------------------
void CMmsAttachmentHandler::RemoveAttachmentL( TMsvAttachmentId aAttaId, CMsvStore& aStore )
    {
    MMsvAttachmentManager& attaMan = aStore.AttachmentManagerL();
    MMsvAttachmentManagerSync& attaManSync = aStore.AttachmentManagerExtensionsL();

    // can only remove synchronously if index is known.
    TInt count = attaMan.AttachmentCount();
    
    TInt i = count - 1;
    TBool found = EFalse;
    while ( i >= 0 && !found )
        {
        CMsvAttachment* attachmentInfo = attaMan.GetAttachmentInfoL( i );
        CleanupStack::PushL( attachmentInfo );
        if ( attachmentInfo->Id() == aAttaId )
            {
            found = ETrue;
            }
        else
            {
            i--;
            }
        CleanupStack::PopAndDestroy( attachmentInfo );    
        attachmentInfo = NULL;
        }
    if ( i >= 0 && found )
        {
        attaManSync.RemoveAttachmentL( i );
        }
    }

void CMtfTestActionAddAttachmentAsLink::RunTestL()
	{
	CMsvStore* paramStore = ObtainParameterReferenceL<CMsvStore>(TestCase(),ActionParameters().Parameter(0));
	HBufC* paramFilePath   = ObtainParameterReferenceL<HBufC>(TestCase(),ActionParameters().Parameter(1));
	HBufC8* paramMimeType = ObtainParameterReferenceL<HBufC8>(TestCase(),ActionParameters().Parameter(2));
	
	
	CMtfAsyncWaiter* waiter = CMtfAsyncWaiter::NewL();
	CleanupStack::PushL(waiter);
	
	CMsvAttachment* attachment = CMsvAttachment::NewL(CMsvAttachment::EMsvLinkedFile);
	CleanupStack::PushL(attachment);
	
	attachment->SetMimeTypeL(*paramMimeType);
	
	TParse fileNameParser;
	User::LeaveIfError(fileNameParser.Set(*paramFilePath, NULL, NULL));
	attachment->SetAttachmentNameL(fileNameParser.NameAndExt());
	
	MMsvAttachmentManager& manager = paramStore->AttachmentManagerL();
	
	manager.AddLinkedAttachmentL(*paramFilePath, attachment, waiter->iStatus);
	CleanupStack::Pop(attachment); // ownership passed to manager

	waiter->StartAndWait();
	User::LeaveIfError(waiter->Result());
	CleanupStack::PopAndDestroy(waiter);
	
	TMsvAttachmentId attachmentId = attachment->Id();
	
	paramStore->CommitL();
	
	StoreParameterL<TMsvAttachmentId>(TestCase(),attachmentId,ActionParameters().Parameter(3));	
	}

void CMtfTestActionSmtpAddLinkedAttachment::RunTestL()
	{
	CMsvSession* paramSession = ObtainParameterReferenceL<CMsvSession>(TestCase(),ActionParameters().Parameter(0));
	TMsvId messageEntry = ObtainValueParameterL<TMsvId>(TestCase(),ActionParameters().Parameter(1));
	HBufC* paramFilePath   = ObtainParameterReferenceL<HBufC>(TestCase(),ActionParameters().Parameter(2));
	HBufC8* paramMimeType = ObtainParameterReferenceL<HBufC8>(TestCase(),ActionParameters().Parameter(3));

	CMsvEntry* entry = paramSession->GetEntryL(messageEntry);
	CleanupStack::PushL(entry);
	
	CImEmailMessage* emailMsg = CImEmailMessage::NewL(*entry);
	CleanupStack::PushL(emailMsg);
	
	CMtfAsyncWaiter* waiter = CMtfAsyncWaiter::NewL();
	CleanupStack::PushL(waiter);
	
	CMsvAttachment* attachment = CMsvAttachment::NewL(CMsvAttachment::EMsvLinkedFile);
	CleanupStack::PushL(attachment);
	
	attachment->SetMimeTypeL(*paramMimeType);
	
	TParse fileNameParser;
	User::LeaveIfError(fileNameParser.Set(*paramFilePath, NULL, NULL));
	attachment->SetAttachmentNameL(fileNameParser.NameAndExt());
	
	TEntry fileEntry;
	User::LeaveIfError(paramSession->FileSession().Entry( fileNameParser.FullName(), fileEntry));
	attachment->SetSize(fileEntry.iSize);

	MMsvAttachmentManager& manager = emailMsg->AttachmentManager();
	
	manager.AddLinkedAttachmentL(*paramFilePath, attachment, waiter->iStatus);
	CleanupStack::Pop(attachment); // ownership passed to manager
	waiter->StartAndWait();
	User::LeaveIfError(waiter->Result());
	CleanupStack::PopAndDestroy(waiter);
	
	attachment = NULL;
	
	TInt attachmentCount = manager.AttachmentCount();
	attachment = manager.GetAttachmentInfoL(attachmentCount - 1);
	CleanupStack::PushL(attachment);
	
	TMsvAttachmentId attachmentId = attachment->Id();
	
	CleanupStack::PopAndDestroy(attachment);
	
	CleanupStack::PopAndDestroy(2, entry); // emailMsg, entry
	
	StoreParameterL<TMsvAttachmentId>(TestCase(),attachmentId,ActionParameters().Parameter(4));
	}

void CMtfTestActionRemoveAllAttachments::ExecuteActionL()
	{
	TestCase().INFO_PRINTF2(_L("Test Action %S start..."), &KTestActionRemoveAllAttachments);
	CMsvSession* paramSession = ObtainParameterReferenceL<CMsvSession>(TestCase(),ActionParameters().Parameter(0));
	TMsvId messageEntry = ObtainValueParameterL<TMsvId>(TestCase(),ActionParameters().Parameter(1));
	TInt attachIdFlag = ObtainValueParameterL<TInt>(TestCase(),ActionParameters().Parameter(2), 0);

	CMsvEntry* entry = paramSession->GetEntryL(messageEntry);
	CleanupStack::PushL(entry);
	
	CMsvStore* store = entry->EditStoreL();
	CleanupStack::PushL(store);
	
	MMsvAttachmentManager& manager = store->AttachmentManagerL();
	
	TInt attachmentCount = manager.AttachmentCount();
		
	for ( ; attachmentCount > 0 ; attachmentCount-- )
	{
	CMtfAsyncWaiter* waiter = CMtfAsyncWaiter::NewL();
	CleanupStack::PushL(waiter);
		
	if( attachIdFlag == 1 )
		{
		CMsvAttachment* attachInfo = manager.GetAttachmentInfoL(0);
		CleanupStack::PushL(attachInfo);
				
		manager.RemoveAttachmentL(attachInfo->Id(), waiter->iStatus);
		CleanupStack::PopAndDestroy(attachInfo);
		}
	else
		{
		manager.RemoveAttachmentL(0, waiter->iStatus);
		}
	waiter->StartAndWait();
	User::LeaveIfError(waiter->Result());
	CleanupStack::PopAndDestroy(waiter);
	}
	
	store->CommitL();
	
	CleanupStack::PopAndDestroy(2, entry); // store, entry

	TestCase().INFO_PRINTF2(_L("Test Action %S completed."), &KTestActionRemoveAllAttachments);
	TestCase().ActionCompletedL(*this);
	}

void CMtfTestActionAddEntryAttachment::RunTestL()
{
    CMsvSession* paramSession = ObtainParameterReferenceL<CMsvSession>(TestCase(),ActionParameters().Parameter(0));
    TMsvId messageEntry = ObtainValueParameterL<TMsvId>(TestCase(),ActionParameters().Parameter(1));
    TMsvId attachmentMessageEntry = ObtainValueParameterL<TMsvId>(TestCase(),ActionParameters().Parameter(2));

    CMsvEntry* entry = paramSession->GetEntryL(messageEntry);
    CleanupStack::PushL(entry);

    CMsvStore* store = entry->EditStoreL();
    CleanupStack::PushL(store);

    CMtfAsyncWaiter* waiter = CMtfAsyncWaiter::NewL();
    CleanupStack::PushL(waiter);

    CMsvAttachment* attachment = CMsvAttachment::NewL(CMsvAttachment::EMsvMessageEntry);
    CleanupStack::PushL(attachment);

    TMsvEntry attachmentEntry;
    TMsvId attachmentServiceEntry;
    User::LeaveIfError(paramSession->GetEntry(attachmentMessageEntry, attachmentServiceEntry, attachmentEntry));
    attachment->SetSize(attachmentEntry.iSize);

    MMsvAttachmentManager& manager = store->AttachmentManagerL();

    manager.AddEntryAsAttachmentL(attachmentMessageEntry, attachment, waiter->iStatus);
    CleanupStack::Pop(attachment); // ownership passed to manager
    waiter->StartAndWait();
    User::LeaveIfError(waiter->Result());
    CleanupStack::PopAndDestroy(waiter);

    TMsvAttachmentId attachmentId = attachment->Id();

    store->CommitL();

    CleanupStack::PopAndDestroy(2, entry); // store, entry

    StoreParameterL<TMsvAttachmentId>(TestCase(),attachmentId,ActionParameters().Parameter(3));
}

// ---------------------------------------------------------
// CMmsAttachmentHandler::CreateUTF8TextAttachmentFromFileL
// ---------------------------------------------------------
EXPORT_C void CMmsAttachmentHandler::CreateUTF8TextAttachmentFromFileL(
    CMsvStore& aStore,
    TMsvAttachmentId& aAttachmentId,
    RFile& aFile,
    RFs& aFs,
    TDriveUnit aMessageDrive )
    {
    
    _LIT8 ( KMmsCrLf8, "\x00D\x00A" ); // 8 bit line feed
    TInt size = 0;
    TInt error = KErrNone;
    error = aFile.Size( size );
    
    User::LeaveIfError( error ); // if can't get file size, we are in trouble

    TFileName* filename = new( ELeave ) TFileName;
    CleanupStack::PushL( filename );
    
    // 256 characters for each read
    HBufC* textBuffer = HBufC::NewL( KMmsTextBufferSize );
    CleanupStack::PushL( textBuffer );
    TPtr textPtr = textBuffer->Des();

    HBufC8* buffer = HBufC8::NewL( KMmsTextBufferSize * KMmsMaxBytesPerCharacter ); // paranoid.
    TInt fileSize = 0; // we don't know how big the file will be after conversion
    CleanupStack::PushL( buffer );
    TPtr8 buf8 = buffer->Des();

    CMsvMimeHeaders* mimeHeaders = CMsvMimeHeaders::NewL();
    CleanupStack::PushL( mimeHeaders );

    // attaInfo must be on top of stack because the ownership will be transferred
    // to attacment manager.    
    CMsvAttachment* attaInfo = CMsvAttachment::NewL( CMsvAttachment::EMsvFile );
    CleanupStack::PushL( attaInfo );
    
    TPtrC8 contentType;
    contentType.Set( KMmsTextPlain );
    
    TInt position = contentType.Find( KMmsSlash8 );
    mimeHeaders->SetContentTypeL( contentType.Left( position ) );
    mimeHeaders->SetContentSubTypeL( contentType.Mid( position + 1 ) );
    attaInfo->SetMimeTypeL( contentType );
    
    filename->Copy( TPtrC() );
  	aFile.Name( *filename ); // if this returns error, filename should be empty - no suggestion.
    attaInfo->SetAttachmentNameL( *filename );
    mimeHeaders->SetSuggestedFilenameL( *filename );
    mimeHeaders->SetMimeCharset( KMmsUtf8 );
    
    if ( TMmsGenUtils::DiskSpaceBelowCriticalLevelL( 
        &aFs,
        size * KMmsUnicodeToUtf2MaxIncrease + mimeHeaders->Size() + KMmsIndexEntryExtra,
        aMessageDrive ) )
        {
        // we use standard error code here
        User::Leave( KErrDiskFull );
        }
       
    mimeHeaders->StoreL( *attaInfo ); // Mime headers are streamed into atta info

    MMsvAttachmentManagerSync& attaManSync = aStore.AttachmentManagerExtensionsL();
    
    RFile attaFile;
    attaManSync.CreateAttachmentL( *filename, attaFile, attaInfo );
    CleanupStack::Pop( attaInfo ); // attaInfo ownership was transferred.
    aAttachmentId = attaInfo->Id();

    // Now our file handle is open for writing
    
    error = KErrNone;
    TMmsFileText textFile;
    textFile.Set( aFile );

    while ( error == KErrNone || error == KErrTooBig )
        {
        error = textFile.Read( textPtr );
        TBool appendCRLF = ETrue;
        if ( error == KErrTooBig )
            {
            appendCRLF = EFalse;
            error = KErrNone;
            }
        if ( error != KErrEof )
            {
            // if conversion fails, something is really seriously wrong
            error = CnvUtfConverter::ConvertFromUnicodeToUtf8( buf8, textPtr );
            }
        if ( error == KErrNone )
            {
            error = attaFile.Write( buf8 );
            if ( error == KErrNone )
                {
                fileSize += buf8.Length();
                if ( appendCRLF )
                    {
                    error = attaFile.Write( KMmsCrLf8 );
//.........这里部分代码省略.........

// ---------------------------------------------------------
// CMmsAttachmentHandler::CreateTextAttachmentL
// ---------------------------------------------------------
EXPORT_C void CMmsAttachmentHandler::CreateTextAttachmentL(
    CMsvStore& aStore,
    TMsvAttachmentId& aAttachmentId,
    const TDesC& aText,
    const TDesC& aFile,
    RFs& aFs,
    TDriveUnit aMessageDrive,
    TBool aConvertParagraphSeparator /*= ETrue*/ )
    {
    
    HBufC* convertedText = NULL;
    TPtrC text;
    
    if ( aConvertParagraphSeparator )
        {
        convertedText = CMsgTextUtils::ConvertParagraphSeparatorsLC( aText );
        text.Set( convertedText->Des() );
        }
    else
        {
        text.Set( aText );
        }
    
    const TInt KMmsMaxBytesPerCharacter = 4;    
	// coverity[incorrect_multiplication][buffer_alloc]
    HBufC8* buffer = HBufC8::NewL( text.Length() * KMmsMaxBytesPerCharacter ); // paranoid.
    CleanupStack::PushL( buffer );
    TPtr8 buf8 = buffer->Des();

    CMsvMimeHeaders* mimeHeaders = CMsvMimeHeaders::NewL();
    CleanupStack::PushL( mimeHeaders );

    // attaInfo must be on top of stack because the ownership will be transferred
    // to attacment manager.    
    CMsvAttachment* attaInfo = CMsvAttachment::NewL(CMsvAttachment::EMsvFile);
    CleanupStack::PushL( attaInfo );
    
    TPtrC8 contentType;
    contentType.Set( KMmsTextPlain );
    
    TInt position = contentType.Find( KMmsSlash8 );
    mimeHeaders->SetContentTypeL( contentType.Left( position ) );
    mimeHeaders->SetContentSubTypeL( contentType.Mid( position + 1 ) );
    attaInfo->SetMimeTypeL( contentType );
    attaInfo->SetAttachmentNameL( aFile );
    
    mimeHeaders->SetMimeCharset( KMmsUtf8 );
    mimeHeaders->SetSuggestedFilenameL( aFile );
    
    // if conversion fails, something is really seriously wrong
    TInt error = CnvUtfConverter::ConvertFromUnicodeToUtf8( buf8, text );
  
    if ( TMmsGenUtils::DiskSpaceBelowCriticalLevelL( 
        &aFs,
        buf8.Length() + mimeHeaders->Size() + KMmsIndexEntryExtra,
        aMessageDrive ) )
        {
        // we use standard error code here
        User::Leave( KErrDiskFull );
        }
    else
        {
        User::LeaveIfError( error );    
        }
        
    attaInfo->SetSize( buf8.Length() );
    mimeHeaders->StoreL( *attaInfo ); // Mime headers are streamed into atta info

    MMsvAttachmentManagerSync& attaManSync = aStore.AttachmentManagerExtensionsL();
    
    RFile attaFile;
    attaManSync.CreateAttachmentL( aFile, attaFile, attaInfo );
    CleanupStack::Pop( attaInfo ); // attaInfo ownership was transferred.
    aAttachmentId = attaInfo->Id();

    // Now our file handle is open for writing
    
    if ( buf8.Length() > 0 )
        {
        attaFile.Write( buf8 );
        error = attaFile.Flush();
        }
    attaFile.Close();
    
    if ( error != KErrNone )
        {
        // Something went wrong when we tried to write our data.
        // We must delete the attachment as it does not contain the
        // intended data.
        RemoveAttachmentL( aAttachmentId, aStore );
        aAttachmentId = 0;
        }

    CleanupStack::PopAndDestroy( mimeHeaders );
    CleanupStack::PopAndDestroy( buffer );
    
    if ( convertedText )
//.........这里部分代码省略.........