// upload
public async Task<InputFile> UploadFile(string filename, Stream stream, FileUploadProcessHandler handler) {
TLApi api = await session.GetFileSessionMain();
long fileId = Helpers.GenerateRandomLong();
MD5 hash = new MD5();
if(stream.Length < 128*1024) {
handler(0.0f);
byte[] data = new byte[stream.Length];
stream.Read(data, 0, (int) stream.Length);
bool result = await api.upload_saveFilePart(fileId, 0, data);
//while(result != true) {
// result = await api.upload_saveFilePart(fileId, 0, data);
//}
hash.Update(data);
handler(1.0f);
return TL.inputFile(fileId, 1, filename, hash.FinalString());
}
bool big = stream.Length > 10*1024*1024;
float allStreamLength = stream.Length;
int chunkSize = 128*1024;
int chunkCount = (int) (stream.Length/chunkSize);
int lastChunkSize = (int) (stream.Length - chunkSize*chunkCount);
int allChunksCount = chunkCount + (lastChunkSize != 0 ? 1 : 0);
for(int i = 0; i < chunkCount; i++) {
handler((float) i*(float) chunkSize/allStreamLength);
byte[] data = new byte[chunkSize];
stream.Read(data, 0, chunkSize);
bool result = big ? await api.upload_saveBigFilePart(fileId, i, allChunksCount, data) : await api.upload_saveFilePart(fileId, i, data);
//while(result != true) {
// result = await api.upload_saveFilePart(fileId, i, data);
//}
hash.Update(data);
}
if(lastChunkSize != 0) {
handler((float) chunkCount*(float) chunkSize/allStreamLength);
byte[] lastChunkData = new byte[lastChunkSize];
stream.Read(lastChunkData, 0, lastChunkSize);
bool lastChunkResult = big ? await api.upload_saveBigFilePart(fileId, chunkCount, allChunksCount, lastChunkData) : await api.upload_saveFilePart(fileId, chunkCount, lastChunkData);
//while(lastChunkResult != true) {
// lastChunkResult = await api.upload_saveFilePart(fileId, chunkCount, lastChunkData);
//}
hash.Update(lastChunkData);
}
handler(1.0f);
return TL.inputFile(fileId, allChunksCount, filename, hash.FinalString());
}
public async Task <string> DownloadVideo(Video arg, FileUploadProcessHandler handler)
{
if (arg.Constructor == Constructor.videoEmpty)
{
return(null);
}
VideoConstructor video = (VideoConstructor)arg;
TLApi api = await session.GetFileSession(video.dc_id);
InputFileLocation inputFile = TL.inputVideoFileLocation(video.id, video.access_hash);
string videoPath = GetVideoPath(video);
string tempVideoPath = videoPath + ".tmp";
int allSize = video.size;
int chunkSize = 128 * 1024;
int chunksCount = allSize / chunkSize;
int lastChunkSize = allSize - chunkSize * chunksCount;
int allChunksCount = chunksCount + (lastChunkSize != 0 ? 1 : 0);
using (IsolatedStorageFile storage = IsolatedStorageFile.GetUserStoreForApplication()) {
if (storage.FileExists(videoPath))
{
return(videoPath);
}
using (Stream stream = new IsolatedStorageFileStream(tempVideoPath, FileMode.OpenOrCreate, FileAccess.Write, storage)) {
for (int i = 0; i < chunksCount; i++)
{
handler((float)i * (float)chunkSize / (float)allSize);
Upload_fileConstructor chunk = (Upload_fileConstructor)await api.upload_getFile(inputFile, i *chunkSize, chunkSize);
stream.Write(chunk.bytes, 0, chunk.bytes.Length);
}
if (lastChunkSize != 0)
{
handler((float)chunksCount * (float)chunkSize / (float)allSize);
Upload_fileConstructor lastChunk = (Upload_fileConstructor)await api.upload_getFile(inputFile, chunksCount *chunkSize, lastChunkSize);
stream.Write(lastChunk.bytes, 0, lastChunk.bytes.Length);
}
handler(1.0f);
}
if (storage.FileExists(videoPath))
{
storage.DeleteFile(videoPath);
}
storage.MoveFile(tempVideoPath, videoPath);
}
return(videoPath);
}
// upload
public async Task <InputFile> UploadFile(string filename, Stream stream, FileUploadProcessHandler handler)
{
TLApi api = await session.GetFileSessionMain();
long fileId = Helpers.GenerateRandomLong();
MD5 hash = new MD5();
if (stream.Length < 128 * 1024)
{
handler(0.0f);
byte[] data = new byte[stream.Length];
stream.Read(data, 0, (int)stream.Length);
bool result = await api.upload_saveFilePart(fileId, 0, data);
//while(result != true) {
// result = await api.upload_saveFilePart(fileId, 0, data);
//}
hash.Update(data);
handler(1.0f);
return(TL.inputFile(fileId, 1, filename, hash.FinalString()));
}
bool big = stream.Length > 10 * 1024 * 1024;
float allStreamLength = stream.Length;
int chunkSize = 128 * 1024;
int chunkCount = (int)(stream.Length / chunkSize);
int lastChunkSize = (int)(stream.Length - chunkSize * chunkCount);
int allChunksCount = chunkCount + (lastChunkSize != 0 ? 1 : 0);
for (int i = 0; i < chunkCount; i++)
{
handler((float)i * (float)chunkSize / allStreamLength);
byte[] data = new byte[chunkSize];
stream.Read(data, 0, chunkSize);
bool result = big ? await api.upload_saveBigFilePart(fileId, i, allChunksCount, data) : await api.upload_saveFilePart(fileId, i, data);
//while(result != true) {
// result = await api.upload_saveFilePart(fileId, i, data);
//}
hash.Update(data);
}
if (lastChunkSize != 0)
{
handler((float)chunkCount * (float)chunkSize / allStreamLength);
byte[] lastChunkData = new byte[lastChunkSize];
stream.Read(lastChunkData, 0, lastChunkSize);
bool lastChunkResult = big ? await api.upload_saveBigFilePart(fileId, chunkCount, allChunksCount, lastChunkData) : await api.upload_saveFilePart(fileId, chunkCount, lastChunkData);
//while(lastChunkResult != true) {
// lastChunkResult = await api.upload_saveFilePart(fileId, chunkCount, lastChunkData);
//}
hash.Update(lastChunkData);
}
handler(1.0f);
return(TL.inputFile(fileId, allChunksCount, filename, hash.FinalString()));
}
public async Task<string> DownloadVideo(Video arg, FileUploadProcessHandler handler) {
if(arg.Constructor == Constructor.videoEmpty) {
return null;
}
VideoConstructor video = (VideoConstructor) arg;
TLApi api = await session.GetFileSession(video.dc_id);
InputFileLocation inputFile = TL.inputVideoFileLocation(video.id, video.access_hash);
string videoPath = GetVideoPath(video);
string tempVideoPath = videoPath + ".tmp";
int allSize = video.size;
int chunkSize = 128*1024;
int chunksCount = allSize/chunkSize;
int lastChunkSize = allSize - chunkSize*chunksCount;
int allChunksCount = chunksCount + (lastChunkSize != 0 ? 1 : 0);
using(IsolatedStorageFile storage = IsolatedStorageFile.GetUserStoreForApplication()) {
if (storage.FileExists(videoPath))
return videoPath;
using(Stream stream = new IsolatedStorageFileStream(tempVideoPath, FileMode.OpenOrCreate, FileAccess.Write, storage)) {
for (int i = 0; i < chunksCount; i++) {
handler((float)i * (float)chunkSize / (float)allSize);
Upload_fileConstructor chunk = (Upload_fileConstructor) await api.upload_getFile(inputFile, i*chunkSize, chunkSize);
stream.Write(chunk.bytes, 0, chunk.bytes.Length);
}
if(lastChunkSize != 0) {
handler((float)chunksCount * (float)chunkSize / (float)allSize);
Upload_fileConstructor lastChunk = (Upload_fileConstructor) await api.upload_getFile(inputFile, chunksCount*chunkSize, lastChunkSize);
stream.Write(lastChunk.bytes, 0, lastChunk.bytes.Length);
}
handler(1.0f);
}
if(storage.FileExists(videoPath)) {
storage.DeleteFile(videoPath);
}
storage.MoveFile(tempVideoPath, videoPath);
}
return videoPath;
}
