private byte[] FetchDocumentBytes(TelegramClient client, Document document, uint offset, uint limit)
{
var response = (UploadFile)TelegramUtils.RunSynchronously(client.Methods.UploadGetFileAsync(
new UploadGetFileArgs
{
Location = new InputDocumentFileLocation
{
AccessHash = document.AccessHash,
Id = document.Id
},
Offset = offset,
Limit = limit,
}));
return response.Bytes;
}
private uint GetAudioTime(Document document)
{
foreach (var attribute in document.Attributes)
{
var attributeAudio = attribute as DocumentAttributeAudio;
if (attributeAudio != null)
{
return attributeAudio.Duration;
}
}
return 0;
}
private byte[] FetchDocumentBytes(Document document, uint offset, uint limit)
{
if (document.DcId == _settings.NearestDcId)
{
using (var clientDisposable = new FullClientDisposable(this))
{
return FetchDocumentBytes(clientDisposable.Client, document, offset, limit);
}
}
else
{
try
{
if (cachedClient == null)
{
cachedClient = GetClient((int) document.DcId);
}
return FetchDocumentBytes(cachedClient, document, offset, limit);
}
catch (Exception ex)
{
DebugPrint("Failed to obtain client from DC manager: " + ex);
return null;
}
}
}
private string GetDocumentFileName(Document document)
{
foreach (var attribute in document.Attributes)
{
var attributeFilename = attribute as DocumentAttributeFilename;
if (attributeFilename != null)
{
return attributeFilename.FileName;
}
}
return null;
}