tdesktop/Telegram/SourceFiles/storage/file_upload.cpp

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/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
It is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
*/
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#include "storage/file_upload.h"
#include "data/data_document.h"
#include "data/data_photo.h"
namespace Storage {
namespace {
constexpr auto kMaxUploadFileParallelSize = MTP::kUploadSessionsCount * 512 * 1024; // max 512kb uploaded at the same time in each session
} // namespace
Uploader::Uploader() {
nextTimer.setSingleShot(true);
connect(&nextTimer, SIGNAL(timeout()), this, SLOT(sendNext()));
killSessionsTimer.setSingleShot(true);
connect(&killSessionsTimer, SIGNAL(timeout()), this, SLOT(killSessions()));
}
void Uploader::uploadMedia(const FullMsgId &msgId, const SendMediaReady &media) {
if (media.type == SendMediaType::Photo) {
App::feedPhoto(media.photo, media.photoThumbs);
} else if (media.type == SendMediaType::File || media.type == SendMediaType::Audio) {
DocumentData *document;
if (media.photoThumbs.isEmpty()) {
document = App::feedDocument(media.document);
} else {
document = App::feedDocument(media.document, media.photoThumbs.begin().value());
}
document->status = FileUploading;
if (!media.data.isEmpty()) {
document->setData(media.data);
}
if (!media.file.isEmpty()) {
document->setLocation(FileLocation(media.file));
}
}
queue.insert(msgId, File(media));
sendNext();
}
void Uploader::upload(const FullMsgId &msgId, const FileLoadResultPtr &file) {
if (file->type == SendMediaType::Photo) {
auto photo = App::feedPhoto(file->photo, file->photoThumbs);
photo->uploadingData = std::make_unique<PhotoData::UploadingData>(file->partssize);
} else if (file->type == SendMediaType::File || file->type == SendMediaType::Audio) {
auto document = file->thumb.isNull() ? App::feedDocument(file->document) : App::feedDocument(file->document, file->thumb);
document->status = FileUploading;
if (!file->content.isEmpty()) {
document->setData(file->content);
}
if (!file->filepath.isEmpty()) {
document->setLocation(FileLocation(file->filepath));
}
}
queue.insert(msgId, File(file));
sendNext();
}
void Uploader::currentFailed() {
Queue::iterator j = queue.find(uploading);
if (j != queue.end()) {
if (j->type() == SendMediaType::Photo) {
emit photoFailed(j.key());
} else if (j->type() == SendMediaType::File) {
DocumentData *doc = App::document(j->id());
if (doc->status == FileUploading) {
doc->status = FileUploadFailed;
}
emit documentFailed(j.key());
}
queue.erase(j);
}
requestsSent.clear();
docRequestsSent.clear();
dcMap.clear();
uploading = FullMsgId();
sentSize = 0;
for (int i = 0; i < MTP::kUploadSessionsCount; ++i) {
sentSizes[i] = 0;
}
sendNext();
}
void Uploader::killSessions() {
for (int i = 0; i < MTP::kUploadSessionsCount; ++i) {
MTP::stopSession(MTP::uploadDcId(i));
}
}
void Uploader::sendNext() {
if (sentSize >= kMaxUploadFileParallelSize || _paused.msg) return;
bool killing = killSessionsTimer.isActive();
if (queue.isEmpty()) {
if (!killing) {
killSessionsTimer.start(MTPAckSendWaiting + MTPKillFileSessionTimeout);
}
return;
}
if (killing) {
killSessionsTimer.stop();
}
Queue::iterator i = uploading.msg ? queue.find(uploading) : queue.begin();
if (!uploading.msg) {
uploading = i.key();
} else if (i == queue.end()) {
i = queue.begin();
uploading = i.key();
}
int todc = 0;
for (int dc = 1; dc < MTP::kUploadSessionsCount; ++dc) {
if (sentSizes[dc] < sentSizes[todc]) {
todc = dc;
}
}
UploadFileParts &parts(i->file ? (i->type() == SendMediaType::Photo ? i->file->fileparts : i->file->thumbparts) : i->media.parts);
uint64 partsOfId(i->file ? (i->type() == SendMediaType::Photo ? i->file->id : i->file->thumbId) : i->media.thumbId);
if (parts.isEmpty()) {
if (i->docSentParts >= i->docPartsCount) {
if (requestsSent.isEmpty() && docRequestsSent.isEmpty()) {
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bool silent = i->file && i->file->to.silent;
if (i->type() == SendMediaType::Photo) {
auto photoFilename = i->filename();
if (!photoFilename.endsWith(qstr(".jpg"), Qt::CaseInsensitive)) {
// Server has some extensions checking for inputMediaUploadedPhoto,
// so force the extension to be .jpg anyway. It doesn't matter,
// because the filename from inputFile is not used anywhere.
photoFilename += qstr(".jpg");
}
emit photoReady(uploading, silent, MTP_inputFile(MTP_long(i->id()), MTP_int(i->partsCount), MTP_string(photoFilename), MTP_bytes(i->file ? i->file->filemd5 : i->media.jpeg_md5)));
} else if (i->type() == SendMediaType::File || i->type() == SendMediaType::Audio) {
QByteArray docMd5(32, Qt::Uninitialized);
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hashMd5Hex(i->md5Hash.result(), docMd5.data());
MTPInputFile doc = (i->docSize > UseBigFilesFrom) ? MTP_inputFileBig(MTP_long(i->id()), MTP_int(i->docPartsCount), MTP_string(i->filename())) : MTP_inputFile(MTP_long(i->id()), MTP_int(i->docPartsCount), MTP_string(i->filename()), MTP_bytes(docMd5));
if (i->partsCount) {
emit thumbDocumentReady(uploading, silent, doc, MTP_inputFile(MTP_long(i->thumbId()), MTP_int(i->partsCount), MTP_string(i->file ? i->file->thumbname : (qsl("thumb.") + i->media.thumbExt)), MTP_bytes(i->file ? i->file->thumbmd5 : i->media.jpeg_md5)));
} else {
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emit documentReady(uploading, silent, doc);
}
}
queue.remove(uploading);
uploading = FullMsgId();
sendNext();
}
return;
}
QByteArray &content(i->file ? i->file->content : i->media.data);
QByteArray toSend;
if (content.isEmpty()) {
if (!i->docFile) {
i->docFile.reset(new QFile(i->file ? i->file->filepath : i->media.file));
if (!i->docFile->open(QIODevice::ReadOnly)) {
currentFailed();
return;
}
}
toSend = i->docFile->read(i->docPartSize);
if (i->docSize <= UseBigFilesFrom) {
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i->md5Hash.feed(toSend.constData(), toSend.size());
}
} else {
toSend = content.mid(i->docSentParts * i->docPartSize, i->docPartSize);
if ((i->type() == SendMediaType::File || i->type() == SendMediaType::Audio) && i->docSentParts <= UseBigFilesFrom) {
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i->md5Hash.feed(toSend.constData(), toSend.size());
}
}
if (toSend.size() > i->docPartSize || (toSend.size() < i->docPartSize && i->docSentParts + 1 != i->docPartsCount)) {
currentFailed();
return;
}
mtpRequestId requestId;
if (i->docSize > UseBigFilesFrom) {
requestId = MTP::send(MTPupload_SaveBigFilePart(MTP_long(i->id()), MTP_int(i->docSentParts), MTP_int(i->docPartsCount), MTP_bytes(toSend)), rpcDone(&Uploader::partLoaded), rpcFail(&Uploader::partFailed), MTP::uploadDcId(todc));
} else {
requestId = MTP::send(MTPupload_SaveFilePart(MTP_long(i->id()), MTP_int(i->docSentParts), MTP_bytes(toSend)), rpcDone(&Uploader::partLoaded), rpcFail(&Uploader::partFailed), MTP::uploadDcId(todc));
}
docRequestsSent.insert(requestId, i->docSentParts);
dcMap.insert(requestId, todc);
sentSize += i->docPartSize;
sentSizes[todc] += i->docPartSize;
i->docSentParts++;
} else {
UploadFileParts::iterator part = parts.begin();
mtpRequestId requestId = MTP::send(MTPupload_SaveFilePart(MTP_long(partsOfId), MTP_int(part.key()), MTP_bytes(part.value())), rpcDone(&Uploader::partLoaded), rpcFail(&Uploader::partFailed), MTP::uploadDcId(todc));
requestsSent.insert(requestId, part.value());
dcMap.insert(requestId, todc);
sentSize += part.value().size();
sentSizes[todc] += part.value().size();
parts.erase(part);
}
nextTimer.start(UploadRequestInterval);
}
void Uploader::cancel(const FullMsgId &msgId) {
uploaded.remove(msgId);
if (uploading == msgId) {
currentFailed();
} else {
queue.remove(msgId);
}
}
void Uploader::pause(const FullMsgId &msgId) {
_paused = msgId;
}
void Uploader::unpause() {
_paused = FullMsgId();
sendNext();
}
void Uploader::confirm(const FullMsgId &msgId) {
}
void Uploader::clear() {
uploaded.clear();
queue.clear();
for (QMap<mtpRequestId, QByteArray>::const_iterator i = requestsSent.cbegin(), e = requestsSent.cend(); i != e; ++i) {
MTP::cancel(i.key());
}
requestsSent.clear();
for (QMap<mtpRequestId, int32>::const_iterator i = docRequestsSent.cbegin(), e = docRequestsSent.cend(); i != e; ++i) {
MTP::cancel(i.key());
}
docRequestsSent.clear();
dcMap.clear();
sentSize = 0;
for (int i = 0; i < MTP::kUploadSessionsCount; ++i) {
MTP::stopSession(MTP::uploadDcId(i));
sentSizes[i] = 0;
}
killSessionsTimer.stop();
}
void Uploader::partLoaded(const MTPBool &result, mtpRequestId requestId) {
QMap<mtpRequestId, int32>::iterator j = docRequestsSent.end();
QMap<mtpRequestId, QByteArray>::iterator i = requestsSent.find(requestId);
if (i == requestsSent.cend()) {
j = docRequestsSent.find(requestId);
}
if (i != requestsSent.cend() || j != docRequestsSent.cend()) {
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if (mtpIsFalse(result)) { // failed to upload current file
currentFailed();
return;
} else {
QMap<mtpRequestId, int32>::iterator dcIt = dcMap.find(requestId);
if (dcIt == dcMap.cend()) { // must not happen
currentFailed();
return;
}
int32 dc = dcIt.value();
dcMap.erase(dcIt);
int32 sentPartSize = 0;
Queue::const_iterator k = queue.constFind(uploading);
if (i != requestsSent.cend()) {
sentPartSize = i.value().size();
requestsSent.erase(i);
} else {
sentPartSize = k->docPartSize;
docRequestsSent.erase(j);
}
sentSize -= sentPartSize;
sentSizes[dc] -= sentPartSize;
if (k->type() == SendMediaType::Photo) {
k->fileSentSize += sentPartSize;
PhotoData *photo = App::photo(k->id());
if (photo->uploading() && k->file) {
photo->uploadingData->size = k->file->partssize;
photo->uploadingData->offset = k->fileSentSize;
}
emit photoProgress(k.key());
} else if (k->type() == SendMediaType::File || k->type() == SendMediaType::Audio) {
DocumentData *doc = App::document(k->id());
if (doc->uploading()) {
doc->uploadOffset = (k->docSentParts - docRequestsSent.size()) * k->docPartSize;
if (doc->uploadOffset > doc->size) {
doc->uploadOffset = doc->size;
}
}
emit documentProgress(k.key());
}
}
}
sendNext();
}
bool Uploader::partFailed(const RPCError &error, mtpRequestId requestId) {
if (MTP::isDefaultHandledError(error)) return false;
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if (requestsSent.constFind(requestId) != requestsSent.cend() || docRequestsSent.constFind(requestId) != docRequestsSent.cend()) { // failed to upload current file
currentFailed();
}
sendNext();
return true;
}
Uploader::~Uploader() {
clear();
}
} // namespace Storage