public async Task <Telegram.Api.WindowsPhone.Tuple <TLDecryptedMessageBase, TLObject> > GetPhotoMessage(StorageFile file)
{
var chat = Chat as TLEncryptedChat;
if (chat == null)
{
return(null);
}
if (file == null)
{
return(null);
}
var properties = await file.GetBasicPropertiesAsync();
var size = properties.Size;
var thumb = await DialogDetailsViewModel.GetFileThumbAsync(file) as TLPhotoSize;
var dcId = TLInt.Random();
var id = TLLong.Random();
var accessHash = TLLong.Random();
var fileName = String.Format("{0}_{1}_{2}.jpg",
id,
dcId,
accessHash);
var stream = await file.OpenReadAsync();
var resizedPhoto = await DialogDetailsViewModel.ResizeJpeg(stream, Constants.DefaultImageSize, file.DisplayName, fileName);
var keyIV = GenerateKeyIV();
var fileLocation = new TLEncryptedFile
{
Id = id,
AccessHash = accessHash,
DCId = dcId,
Size = new TLInt(resizedPhoto.Bytes.Length),
KeyFingerprint = new TLInt(0),
FileName = new TLString(Path.GetFileName(file.Name))
};
TLDecryptedMessageMediaPhoto decryptedMediaPhoto;
var chat17 = chat as TLEncryptedChat17;
if (chat17 != null && chat17.Layer.Value >= Constants.MinSecretChatWithCaptionsLayer)
{
decryptedMediaPhoto = new TLDecryptedMessageMediaPhoto45
{
Thumb = thumb != null ? thumb.Bytes : TLString.Empty,
ThumbW = thumb != null ? thumb.W : new TLInt(0),
ThumbH = thumb != null ? thumb.H : new TLInt(0),
Size = new TLInt(resizedPhoto.Bytes.Length),
Key = keyIV.Item1,
IV = keyIV.Item2,
W = new TLInt(resizedPhoto.Width),
H = new TLInt(resizedPhoto.Height),
Caption = TLString.Empty,
File = fileLocation,
StorageFile = resizedPhoto.File,
UploadingProgress = 0.001
};
}
else
{
decryptedMediaPhoto = new TLDecryptedMessageMediaPhoto
{
Thumb = thumb != null ? thumb.Bytes : TLString.Empty,
ThumbW = thumb != null ? thumb.W : new TLInt(0),
ThumbH = thumb != null ? thumb.H : new TLInt(0),
Size = new TLInt(resizedPhoto.Bytes.Length),
Key = keyIV.Item1,
IV = keyIV.Item2,
W = new TLInt(resizedPhoto.Width),
H = new TLInt(resizedPhoto.Height),
File = fileLocation,
StorageFile = resizedPhoto.File,
UploadingProgress = 0.001
};
}
var decryptedTuple = GetDecryptedMessageAndObject(TLString.Empty, decryptedMediaPhoto, chat, true);
return(decryptedTuple);
}
public async void SendDocument(StorageFile file)
{
var chat = Chat as TLEncryptedChat;
if (chat == null)
{
return;
}
if (file == null)
{
return;
}
var properties = await file.GetBasicPropertiesAsync();
var size = properties.Size;
if (!DialogDetailsViewModel.CheckDocumentSize(size))
{
MessageBox.Show(string.Format(AppResources.MaximumFileSizeExceeded, MediaSizeConverter.Convert((int)Telegram.Api.Constants.MaximumUploadedFileSize)), AppResources.Error, MessageBoxButton.OK);
return;
}
DialogDetailsViewModel.AddFileToFutureAccessList(file);
var thumb = await DialogDetailsViewModel.GetFileThumbAsync(file) as TLPhotoSize;
var dcId = TLInt.Random();
var id = TLLong.Random();
var accessHash = TLLong.Random();
var fileLocation = new TLEncryptedFile
{
Id = id,
AccessHash = accessHash,
DCId = dcId,
Size = new TLInt((int)size),
KeyFingerprint = new TLInt(0),
FileName = new TLString(Path.GetFileName(file.Name))
};
var keyIV = GenerateKeyIV();
var decryptedMediaDocumentBase = GetDecryptedMediaDocument(file, chat, thumb, size, keyIV, fileLocation);
var decryptedMediaDocument45 = decryptedMediaDocumentBase as TLDecryptedMessageMediaDocument45;
if (decryptedMediaDocument45 != null)
{
if (string.Equals(decryptedMediaDocument45.FileExt, "webp", StringComparison.OrdinalIgnoreCase) &&
decryptedMediaDocument45.DocumentSize < Telegram.Api.Constants.StickerMaxSize)
{
decryptedMediaDocument45.MimeType = new TLString("image/webp");
decryptedMediaDocument45.Attributes.Add(new TLDocumentAttributeSticker29 {
Alt = TLString.Empty, Stickerset = new TLInputStickerSetEmpty()
});
var fileName = decryptedMediaDocument45.GetFileName();
await file.CopyAsync(ApplicationData.Current.LocalFolder, fileName, NameCollisionOption.ReplaceExisting);
}
else if (string.Equals(decryptedMediaDocument45.FileExt, "mp3", StringComparison.OrdinalIgnoreCase))
{
var musicProperties = await file.Properties.GetMusicPropertiesAsync();
if (musicProperties != null)
{
var documentAttributeAudio = new TLDocumentAttributeAudio32 {
Duration = new TLInt(0), Title = TLString.Empty, Performer = TLString.Empty
};
documentAttributeAudio.Duration = new TLInt((int)musicProperties.Duration.TotalSeconds);
if (!string.IsNullOrEmpty(musicProperties.Title))
{
documentAttributeAudio.Title = new TLString(musicProperties.Title);
}
if (!string.IsNullOrEmpty(musicProperties.Artist))
{
documentAttributeAudio.Performer = new TLString(musicProperties.Artist);
}
decryptedMediaDocument45.Attributes.Add(documentAttributeAudio);
}
}
}
var decryptedTuple = GetDecryptedMessageAndObject(TLString.Empty, decryptedMediaDocumentBase, chat, true);
BeginOnUIThread(() =>
{
InsertSendingMessage(decryptedTuple.Item1);
RaiseScrollToBottom();
NotifyOfPropertyChange(() => DescriptionVisibility);
BeginOnThreadPool(() =>
CacheService.SyncDecryptedMessage(decryptedTuple.Item1, chat,
cachedMessage => SendDocumentInternal(file, decryptedTuple.Item2)));
});
}
public async void SendDocument(StorageFile file)
{
var chat = Chat as TLEncryptedChat;
if (chat == null)
{
return;
}
if (file == null)
{
return;
}
var properties = await file.GetBasicPropertiesAsync();
var size = properties.Size;
if (!DialogDetailsViewModel.CheckDocumentSize(size))
{
MessageBox.Show(string.Format(AppResources.MaximumFileSizeExceeded, MediaSizeConverter.Convert((int)Telegram.Api.Constants.MaximumUploadedFileSize)), AppResources.Error, MessageBoxButton.OK);
return;
}
DialogDetailsViewModel.AddFileToFutureAccessList(file);
var thumb = await DialogDetailsViewModel.GetFileThumbAsync(file) as TLPhotoSize;
var dcId = TLInt.Random();
var id = TLLong.Random();
var accessHash = TLLong.Random();
var fileLocation = new TLEncryptedFile
{
Id = id,
AccessHash = accessHash,
DCId = dcId,
Size = new TLInt((int)size),
KeyFingerprint = new TLInt(0),
FileName = new TLString(Path.GetFileName(file.Name))
};
var keyIV = GenerateKeyIV();
var decryptedMediaDocument = new TLDecryptedMessageMediaDocument
{
Thumb = thumb != null? thumb.Bytes : TLString.Empty,
ThumbW = thumb != null? thumb.W : new TLInt(0),
ThumbH = thumb != null? thumb.H : new TLInt(0),
FileName = new TLString(Path.GetFileName(file.Name)),
MimeType = new TLString(file.ContentType),
Size = new TLInt((int)size),
Key = keyIV.Item1,
IV = keyIV.Item2,
File = fileLocation,
StorageFile = file,
UploadingProgress = 0.001
};
var decryptedTuple = GetDecryptedMessageAndObject(TLString.Empty, decryptedMediaDocument, chat, true);
BeginOnUIThread(() =>
{
Items.Insert(0, decryptedTuple.Item1);
RaiseScrollToBottom();
NotifyOfPropertyChange(() => DescriptionVisibility);
BeginOnThreadPool(() =>
CacheService.SyncDecryptedMessage(decryptedTuple.Item1, chat,
cachedMessage => SendDocumentInternal(file, decryptedTuple.Item2)));
});
}