tdesktop/Telegram/SourceFiles/storage/localimageloader.cpp

1097 lines
30 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "storage/localimageloader.h"
#include "api/api_text_entities.h"
#include "api/api_sending.h"
#include "data/data_document.h"
#include "data/data_session.h"
#include "data/data_user.h"
#include "core/file_utilities.h"
#include "core/mime_type.h"
#include "base/unixtime.h"
#include "base/random.h"
#include "editor/scene/scene_item_sticker.h"
#include "editor/scene/scene.h"
#include "media/audio/media_audio.h"
#include "media/clip/media_clip_reader.h"
#include "mtproto/facade.h"
#include "lottie/lottie_animation.h"
#include "history/history.h"
#include "history/history_item.h"
#include "boxes/send_files_box.h"
#include "boxes/premium_limits_box.h"
#include "ui/boxes/confirm_box.h"
#include "ui/chat/attach/attach_prepare.h"
#include "ui/image/image_prepare.h"
#include "lang/lang_keys.h"
#include "storage/file_download.h"
#include "storage/storage_media_prepare.h"
#include "window/themes/window_theme_preview.h"
#include "mainwidget.h"
#include "mainwindow.h"
#include "main/main_session.h"
#include <QtCore/QBuffer>
#include <QtGui/QImageWriter>
#include <QtGui/QColorSpace>
namespace {
constexpr auto kThumbnailQuality = 87;
constexpr auto kThumbnailSize = 320;
constexpr auto kPhotoUploadPartSize = 32 * 1024;
constexpr auto kRecompressAfterBpp = 4;
using Ui::ValidateThumbDimensions;
struct PreparedFileThumbnail {
uint64 id = 0;
QString name;
QImage image;
QByteArray bytes;
MTPPhotoSize mtpSize = MTP_photoSizeEmpty(MTP_string());
};
[[nodiscard]] PreparedFileThumbnail PrepareFileThumbnail(QImage &&original) {
const auto width = original.width();
const auto height = original.height();
if (!ValidateThumbDimensions(width, height)) {
return {};
}
auto result = PreparedFileThumbnail();
result.id = base::RandomValue<uint64>();
const auto scaled = (width > kThumbnailSize || height > kThumbnailSize);
const auto scaledWidth = [&] {
return (width > height)
? kThumbnailSize
: int(base::SafeRound(kThumbnailSize * width / float64(height)));
};
const auto scaledHeight = [&] {
return (width > height)
? int(base::SafeRound(kThumbnailSize * height / float64(width)))
: kThumbnailSize;
};
result.image = scaled
? original.scaled(
scaledWidth(),
scaledHeight(),
Qt::IgnoreAspectRatio,
Qt::SmoothTransformation)
: std::move(original);
result.mtpSize = MTP_photoSize(
MTP_string(),
MTP_int(result.image.width()),
MTP_int(result.image.height()),
MTP_int(0));
return result;
}
[[nodiscard]] bool FileThumbnailUploadRequired(
const QString &filemime,
int64 filesize) {
constexpr auto kThumbnailUploadBySize = 5 * int64(1024 * 1024);
const auto kThumbnailKnownMimes = {
"image/jpeg",
"image/gif",
"image/png",
"image/webp",
"video/mp4",
};
return (filesize > kThumbnailUploadBySize)
|| (ranges::find(kThumbnailKnownMimes, filemime.toLower())
== end(kThumbnailKnownMimes));
}
[[nodiscard]] PreparedFileThumbnail FinalizeFileThumbnail(
PreparedFileThumbnail &&prepared,
const QString &filemime,
int64 filesize,
bool isSticker) {
prepared.name = isSticker ? u"thumb.webp"_q : u"thumb.jpg"_q;
if (FileThumbnailUploadRequired(filemime, filesize)) {
const auto format = isSticker ? "WEBP" : "JPG";
auto buffer = QBuffer(&prepared.bytes);
prepared.image.save(&buffer, format, kThumbnailQuality);
}
return std::move(prepared);
}
[[nodiscard]] auto FindAlbumItem(
std::vector<SendingAlbum::Item> &items,
not_null<HistoryItem*> item) {
const auto result = ranges::find(
items,
item->fullId(),
&SendingAlbum::Item::msgId);
Ensures(result != end(items));
return result;
}
[[nodiscard]] MTPInputSingleMedia PrepareAlbumItemMedia(
not_null<HistoryItem*> item,
const MTPInputMedia &media,
uint64 randomId) {
auto caption = item->originalText();
TextUtilities::Trim(caption);
auto sentEntities = Api::EntitiesToMTP(
&item->history()->session(),
caption.entities,
Api::ConvertOption::SkipLocal);
const auto flags = !sentEntities.v.isEmpty()
? MTPDinputSingleMedia::Flag::f_entities
: MTPDinputSingleMedia::Flag(0);
return MTP_inputSingleMedia(
MTP_flags(flags),
media,
MTP_long(randomId),
MTP_string(caption.text),
sentEntities);
}
[[nodiscard]] std::vector<not_null<DocumentData*>> ExtractStickersFromScene(
not_null<const Ui::PreparedFileInformation::Image*> info) {
const auto allItems = info->modifications.paint->items();
return ranges::views::all(
allItems
) | ranges::views::filter([](const Editor::Scene::ItemPtr &i) {
return i->isVisible() && (i->type() == Editor::ItemSticker::Type);
}) | ranges::views::transform([](const Editor::Scene::ItemPtr &i) {
return static_cast<Editor::ItemSticker*>(i.get())->sticker();
}) | ranges::to_vector;
}
[[nodiscard]] QByteArray ComputePhotoJpegBytes(
QImage &full,
const QByteArray &bytes,
const QByteArray &format) {
if (!bytes.isEmpty()
&& (bytes.size()
<= full.width() * full.height() * kRecompressAfterBpp / 8)
&& (format == u"jpeg"_q)
&& Images::IsProgressiveJpeg(bytes)) {
return bytes;
}
// We have an example of dark .png image that when being sent without
// removing its color space is displayed fine on tdesktop, but with
// a light gray background on mobile apps.
full.setColorSpace(QColorSpace());
auto result = QByteArray();
QBuffer buffer(&result);
QImageWriter writer(&buffer, "JPEG");
writer.setQuality(87);
writer.setProgressiveScanWrite(true);
writer.write(full);
buffer.close();
return result;
}
} // namespace
SendMediaPrepare::SendMediaPrepare(
const QString &file,
const PeerId &peer,
SendMediaType type,
MsgId replyTo)
: id(base::RandomValue<PhotoId>())
, file(file)
, peer(peer)
, type(type)
, replyTo(replyTo) {
}
SendMediaPrepare::SendMediaPrepare(
const QImage &img,
const PeerId &peer,
SendMediaType type,
MsgId replyTo)
: id(base::RandomValue<PhotoId>())
, img(img)
, peer(peer)
, type(type)
, replyTo(replyTo) {
}
SendMediaPrepare::SendMediaPrepare(
const QByteArray &data,
const PeerId &peer,
SendMediaType type,
MsgId replyTo)
: id(base::RandomValue<PhotoId>())
, data(data)
, peer(peer)
, type(type)
, replyTo(replyTo) {
}
SendMediaPrepare::SendMediaPrepare(
const QByteArray &data,
int duration,
const PeerId &peer,
SendMediaType type,
MsgId replyTo)
: id(base::RandomValue<PhotoId>())
, data(data)
, peer(peer)
, type(type)
, duration(duration)
, replyTo(replyTo) {
}
SendMediaReady::SendMediaReady(
SendMediaType type,
const QString &file,
const QString &filename,
int64 filesize,
const QByteArray &data,
const uint64 &id,
const uint64 &thumbId,
const QString &thumbExt,
const PeerId &peer,
const MTPPhoto &photo,
const PreparedPhotoThumbs &photoThumbs,
const MTPDocument &document,
const QByteArray &jpeg,
MsgId replyTo)
: replyTo(replyTo)
, type(type)
, file(file)
, filename(filename)
, filesize(filesize)
, data(data)
, thumbExt(thumbExt)
, id(id)
, thumbId(thumbId)
, peer(peer)
, photo(photo)
, document(document)
, photoThumbs(photoThumbs) {
if (!jpeg.isEmpty()) {
int32 size = jpeg.size();
for (int32 i = 0, part = 0; i < size; i += kPhotoUploadPartSize, ++part) {
parts.insert(part, jpeg.mid(i, kPhotoUploadPartSize));
}
jpeg_md5.resize(32);
hashMd5Hex(jpeg.constData(), jpeg.size(), jpeg_md5.data());
}
}
TaskQueue::TaskQueue(crl::time stopTimeoutMs) {
if (stopTimeoutMs > 0) {
_stopTimer = new QTimer(this);
connect(_stopTimer, SIGNAL(timeout()), this, SLOT(stop()));
_stopTimer->setSingleShot(true);
_stopTimer->setInterval(int(stopTimeoutMs));
}
}
TaskId TaskQueue::addTask(std::unique_ptr<Task> &&task) {
const auto result = task->id();
{
QMutexLocker lock(&_tasksToProcessMutex);
_tasksToProcess.push_back(std::move(task));
}
wakeThread();
return result;
}
void TaskQueue::addTasks(std::vector<std::unique_ptr<Task>> &&tasks) {
{
QMutexLocker lock(&_tasksToProcessMutex);
for (auto &task : tasks) {
_tasksToProcess.push_back(std::move(task));
}
}
wakeThread();
}
void TaskQueue::wakeThread() {
if (!_thread) {
_thread = new QThread();
_worker = new TaskQueueWorker(this);
_worker->moveToThread(_thread);
connect(this, SIGNAL(taskAdded()), _worker, SLOT(onTaskAdded()));
connect(_worker, SIGNAL(taskProcessed()), this, SLOT(onTaskProcessed()));
_thread->start();
}
if (_stopTimer) _stopTimer->stop();
taskAdded();
}
void TaskQueue::cancelTask(TaskId id) {
const auto removeFrom = [&](std::deque<std::unique_ptr<Task>> &queue) {
const auto proj = [](const std::unique_ptr<Task> &task) {
return task->id();
};
auto i = ranges::find(queue, id, proj);
if (i != queue.end()) {
queue.erase(i);
}
};
{
QMutexLocker lock(&_tasksToProcessMutex);
removeFrom(_tasksToProcess);
if (_taskInProcessId == id) {
_taskInProcessId = TaskId();
}
}
QMutexLocker lock(&_tasksToFinishMutex);
removeFrom(_tasksToFinish);
}
void TaskQueue::onTaskProcessed() {
do {
auto task = std::unique_ptr<Task>();
{
QMutexLocker lock(&_tasksToFinishMutex);
if (_tasksToFinish.empty()) break;
task = std::move(_tasksToFinish.front());
_tasksToFinish.pop_front();
}
task->finish();
} while (true);
if (_stopTimer) {
QMutexLocker lock(&_tasksToProcessMutex);
if (_tasksToProcess.empty() && !_taskInProcessId) {
_stopTimer->start();
}
}
}
void TaskQueue::stop() {
if (_thread) {
_thread->requestInterruption();
_thread->quit();
DEBUG_LOG(("Waiting for taskThread to finish"));
_thread->wait();
delete base::take(_worker);
delete base::take(_thread);
}
_tasksToProcess.clear();
_tasksToFinish.clear();
_taskInProcessId = TaskId();
}
TaskQueue::~TaskQueue() {
stop();
delete _stopTimer;
}
void TaskQueueWorker::onTaskAdded() {
if (_inTaskAdded) return;
_inTaskAdded = true;
bool someTasksLeft = false;
do {
auto task = std::unique_ptr<Task>();
{
QMutexLocker lock(&_queue->_tasksToProcessMutex);
if (!_queue->_tasksToProcess.empty()) {
task = std::move(_queue->_tasksToProcess.front());
_queue->_tasksToProcess.pop_front();
_queue->_taskInProcessId = task->id();
}
}
if (task) {
task->process();
bool emitTaskProcessed = false;
{
QMutexLocker lockToProcess(&_queue->_tasksToProcessMutex);
if (_queue->_taskInProcessId == task->id()) {
_queue->_taskInProcessId = TaskId();
someTasksLeft = !_queue->_tasksToProcess.empty();
QMutexLocker lockToFinish(&_queue->_tasksToFinishMutex);
emitTaskProcessed = _queue->_tasksToFinish.empty();
_queue->_tasksToFinish.push_back(std::move(task));
}
}
if (emitTaskProcessed) {
taskProcessed();
}
}
QCoreApplication::processEvents();
} while (someTasksLeft && !thread()->isInterruptionRequested());
_inTaskAdded = false;
}
SendingAlbum::SendingAlbum() : groupId(base::RandomValue<uint64>()) {
}
void SendingAlbum::fillMedia(
not_null<HistoryItem*> item,
const MTPInputMedia &media,
uint64 randomId) {
const auto i = FindAlbumItem(items, item);
Assert(!i->media);
i->randomId = randomId;
i->media = PrepareAlbumItemMedia(item, media, randomId);
}
void SendingAlbum::refreshMediaCaption(not_null<HistoryItem*> item) {
const auto i = FindAlbumItem(items, item);
if (!i->media) {
return;
}
i->media = i->media->match([&](const MTPDinputSingleMedia &data) {
return PrepareAlbumItemMedia(
item,
data.vmedia(),
data.vrandom_id().v);
});
}
void SendingAlbum::removeItem(not_null<HistoryItem*> item) {
const auto localId = item->fullId();
const auto i = ranges::find(items, localId, &Item::msgId);
const auto moveCaption = (items.size() > 1) && (i == begin(items));
Assert(i != end(items));
items.erase(i);
if (moveCaption) {
const auto caption = item->originalText();
const auto firstId = items.front().msgId;
if (const auto first = item->history()->owner().message(firstId)) {
// We don't need to finishEdition() here, because the whole
// album will be rebuilt after one item was removed from it.
first->setText(caption);
refreshMediaCaption(first);
}
}
}
SendingAlbum::Item::Item(TaskId taskId)
: taskId(taskId) {
}
FileLoadResult::FileLoadResult(
TaskId taskId,
uint64 id,
const FileLoadTo &to,
const TextWithTags &caption,
std::shared_ptr<SendingAlbum> album)
: taskId(taskId)
, id(id)
, to(to)
, album(std::move(album))
, caption(caption) {
}
void FileLoadResult::setFileData(const QByteArray &filedata) {
if (filedata.isEmpty()) {
partssize = 0;
} else {
partssize = filedata.size();
for (int32 i = 0, part = 0; i < partssize; i += kPhotoUploadPartSize, ++part) {
fileparts.insert(part, filedata.mid(i, kPhotoUploadPartSize));
}
filemd5.resize(32);
hashMd5Hex(filedata.constData(), filedata.size(), filemd5.data());
}
}
void FileLoadResult::setThumbData(const QByteArray &thumbdata) {
if (!thumbdata.isEmpty()) {
thumbbytes = thumbdata;
int32 size = thumbdata.size();
for (int32 i = 0, part = 0; i < size; i += kPhotoUploadPartSize, ++part) {
thumbparts.insert(part, thumbdata.mid(i, kPhotoUploadPartSize));
}
thumbmd5.resize(32);
hashMd5Hex(thumbdata.constData(), thumbdata.size(), thumbmd5.data());
}
}
FileLoadTask::FileLoadTask(
not_null<Main::Session*> session,
const QString &filepath,
const QByteArray &content,
std::unique_ptr<Ui::PreparedFileInformation> information,
SendMediaType type,
const FileLoadTo &to,
const TextWithTags &caption,
std::shared_ptr<SendingAlbum> album)
: _id(base::RandomValue<uint64>())
, _session(session)
, _dcId(session->mainDcId())
, _to(to)
, _album(std::move(album))
, _filepath(filepath)
, _content(content)
, _information(std::move(information))
, _type(type)
, _caption(caption) {
Expects(to.options.scheduled
|| !to.replaceMediaOf
|| IsServerMsgId(to.replaceMediaOf));
}
FileLoadTask::FileLoadTask(
not_null<Main::Session*> session,
const QByteArray &voice,
int32 duration,
const VoiceWaveform &waveform,
const FileLoadTo &to,
const TextWithTags &caption)
: _id(base::RandomValue<uint64>())
, _session(session)
, _dcId(session->mainDcId())
, _to(to)
, _content(voice)
, _duration(duration)
, _waveform(waveform)
, _type(SendMediaType::Audio)
, _caption(caption) {
}
FileLoadTask::~FileLoadTask() = default;
auto FileLoadTask::ReadMediaInformation(
const QString &filepath,
const QByteArray &content,
const QString &filemime)
-> std::unique_ptr<Ui::PreparedFileInformation> {
auto result = std::make_unique<Ui::PreparedFileInformation>();
result->filemime = filemime;
if (CheckForSong(filepath, content, result)) {
return result;
} else if (CheckForVideo(filepath, content, result)) {
return result;
} else if (CheckForImage(filepath, content, result)) {
return result;
}
return result;
}
template <typename Mimes, typename Extensions>
bool FileLoadTask::CheckMimeOrExtensions(
const QString &filepath,
const QString &filemime,
Mimes &mimes,
Extensions &extensions) {
if (std::find(std::begin(mimes), std::end(mimes), filemime) != std::end(mimes)) {
return true;
}
if (std::find_if(std::begin(extensions), std::end(extensions), [&filepath](auto &extension) {
return filepath.endsWith(extension, Qt::CaseInsensitive);
}) != std::end(extensions)) {
return true;
}
return false;
}
bool FileLoadTask::CheckForSong(
const QString &filepath,
const QByteArray &content,
std::unique_ptr<Ui::PreparedFileInformation> &result) {
static const auto mimes = {
u"audio/mp3"_q,
u"audio/m4a"_q,
u"audio/aac"_q,
u"audio/ogg"_q,
u"audio/flac"_q,
u"audio/opus"_q,
};
static const auto extensions = {
u".mp3"_q,
u".m4a"_q,
u".aac"_q,
u".ogg"_q,
u".flac"_q,
u".opus"_q,
u".oga"_q,
};
if (!filepath.isEmpty()
&& !CheckMimeOrExtensions(
filepath,
result->filemime,
mimes,
extensions)) {
return false;
}
auto media = v::get<Ui::PreparedFileInformation::Song>(
Media::Player::PrepareForSending(filepath, content).media);
if (media.duration < 0) {
return false;
}
if (!ValidateThumbDimensions(media.cover.width(), media.cover.height())) {
media.cover = QImage();
}
result->media = std::move(media);
return true;
}
bool FileLoadTask::CheckForVideo(
const QString &filepath,
const QByteArray &content,
std::unique_ptr<Ui::PreparedFileInformation> &result) {
static const auto mimes = {
u"video/mp4"_q,
u"video/quicktime"_q,
};
static const auto extensions = {
u".mp4"_q,
u".mov"_q,
u".webm"_q,
};
if (!CheckMimeOrExtensions(filepath, result->filemime, mimes, extensions)) {
return false;
}
auto media = v::get<Ui::PreparedFileInformation::Video>(
Media::Clip::PrepareForSending(filepath, content).media);
if (media.duration < 0) {
return false;
}
auto coverWidth = media.thumbnail.width();
auto coverHeight = media.thumbnail.height();
if (!ValidateThumbDimensions(coverWidth, coverHeight)) {
return false;
}
if (filepath.endsWith(u".mp4"_q, Qt::CaseInsensitive)) {
result->filemime = u"video/mp4"_q;
}
result->media = std::move(media);
return true;
}
bool FileLoadTask::CheckForImage(
const QString &filepath,
const QByteArray &content,
std::unique_ptr<Ui::PreparedFileInformation> &result) {
auto read = [&] {
if (filepath.endsWith(u".tgs"_q, Qt::CaseInsensitive)) {
auto image = Lottie::ReadThumbnail(
Lottie::ReadContent(content, filepath));
const auto success = !image.isNull();
if (success) {
result->filemime = u"application/x-tgsticker"_q;
}
return Images::ReadResult{
.image = std::move(image),
.animated = success,
};
}
return Images::Read({
.path = filepath,
.content = content,
.returnContent = true,
});
}();
return FillImageInformation(
std::move(read.image),
read.animated,
result,
std::move(read.content),
std::move(read.format));
}
bool FileLoadTask::FillImageInformation(
QImage &&image,
bool animated,
std::unique_ptr<Ui::PreparedFileInformation> &result,
QByteArray content,
QByteArray format) {
Expects(result != nullptr);
if (image.isNull()) {
return false;
}
auto media = Ui::PreparedFileInformation::Image();
media.data = std::move(image);
media.bytes = std::move(content);
media.format = std::move(format);
media.animated = animated;
result->media = media;
return true;
}
void FileLoadTask::process(Args &&args) {
_result = std::make_shared<FileLoadResult>(
id(),
_id,
_to,
_caption,
_album);
QString filename, filemime;
qint64 filesize = 0;
QByteArray filedata;
auto isAnimation = false;
auto isSong = false;
auto isVideo = false;
auto isVoice = (_type == SendMediaType::Audio);
auto isSticker = false;
auto fullimage = QImage();
auto fullimagebytes = QByteArray();
auto fullimageformat = QByteArray();
auto info = _filepath.isEmpty() ? QFileInfo() : QFileInfo(_filepath);
if (info.exists()) {
if (info.isDir()) {
_result->filesize = -1;
return;
}
// Voice sending is supported only from memory for now.
// Because for voice we force mime type and don't read MediaInformation.
// For a real file we always read mime type and read MediaInformation.
Assert(!isVoice);
filesize = info.size();
filename = info.fileName();
if (!_information) {
_information = readMediaInformation(Core::MimeTypeForFile(info).name());
}
filemime = _information->filemime;
if (auto image = std::get_if<Ui::PreparedFileInformation::Image>(
&_information->media)) {
fullimage = base::take(image->data);
fullimagebytes = base::take(image->bytes);
fullimageformat = base::take(image->format);
if (!Core::IsMimeSticker(filemime)
&& fullimageformat != u"jpeg"_q) {
fullimage = Images::Opaque(std::move(fullimage));
fullimagebytes = fullimageformat = QByteArray();
}
isAnimation = image->animated;
}
} else if (!_content.isEmpty()) {
filesize = _content.size();
if (isVoice) {
filename = filedialogDefaultName(u"audio"_q, u".ogg"_q, QString(), true);
filemime = "audio/ogg";
} else {
if (_information) {
if (auto image = std::get_if<Ui::PreparedFileInformation::Image>(
&_information->media)) {
fullimage = base::take(image->data);
fullimagebytes = base::take(image->bytes);
fullimageformat = base::take(image->format);
}
}
const auto mimeType = Core::MimeTypeForData(_content);
filemime = mimeType.name();
if (!Core::IsMimeSticker(filemime)
&& fullimageformat != u"jpeg"_q) {
fullimage = Images::Opaque(std::move(fullimage));
fullimagebytes = fullimageformat = QByteArray();
}
if (filemime == "image/jpeg") {
filename = filedialogDefaultName(u"photo"_q, u".jpg"_q, QString(), true);
} else if (filemime == "image/png") {
filename = filedialogDefaultName(u"image"_q, u".png"_q, QString(), true);
} else {
QString ext;
QStringList patterns = mimeType.globPatterns();
if (!patterns.isEmpty()) {
ext = patterns.front().replace('*', QString());
}
filename = filedialogDefaultName(u"file"_q, ext, QString(), true);
}
}
} else {
if (_information) {
if (auto image = std::get_if<Ui::PreparedFileInformation::Image>(
&_information->media)) {
fullimage = base::take(image->data);
fullimagebytes = base::take(image->bytes);
fullimageformat = base::take(image->format);
}
}
if (!fullimage.isNull() && fullimage.width() > 0) {
if (_type == SendMediaType::Photo) {
if (ValidateThumbDimensions(fullimage.width(), fullimage.height())) {
filesize = -1; // Fill later.
filemime = Core::MimeTypeForName("image/jpeg").name();
filename = filedialogDefaultName(u"image"_q, u".jpg"_q, QString(), true);
} else {
_type = SendMediaType::File;
}
}
if (_type == SendMediaType::File) {
filemime = Core::MimeTypeForName("image/png").name();
filename = filedialogDefaultName(u"image"_q, u".png"_q, QString(), true);
{
QBuffer buffer(&_content);
fullimage.save(&buffer, "PNG");
}
filesize = _content.size();
}
fullimage = Images::Opaque(std::move(fullimage));
fullimagebytes = fullimageformat = QByteArray();
}
}
_result->filesize = qMin(filesize, qint64(UINT_MAX));
if (!filesize || filesize > kFileSizePremiumLimit) {
return;
}
PreparedPhotoThumbs photoThumbs;
QVector<MTPPhotoSize> photoSizes;
QImage goodThumbnail;
QByteArray goodThumbnailBytes;
QVector<MTPDocumentAttribute> attributes(1, MTP_documentAttributeFilename(MTP_string(filename)));
auto thumbnail = PreparedFileThumbnail();
auto photo = MTP_photoEmpty(MTP_long(0));
auto document = MTP_documentEmpty(MTP_long(0));
if (!isVoice) {
if (!_information) {
_information = readMediaInformation(filemime);
filemime = _information->filemime;
}
if (auto song = std::get_if<Ui::PreparedFileInformation::Song>(
&_information->media)) {
isSong = true;
auto flags = MTPDdocumentAttributeAudio::Flag::f_title | MTPDdocumentAttributeAudio::Flag::f_performer;
attributes.push_back(MTP_documentAttributeAudio(MTP_flags(flags), MTP_int(song->duration), MTP_string(song->title), MTP_string(song->performer), MTPstring()));
thumbnail = PrepareFileThumbnail(std::move(song->cover));
} else if (auto video = std::get_if<Ui::PreparedFileInformation::Video>(
&_information->media)) {
isVideo = true;
auto coverWidth = video->thumbnail.width();
auto coverHeight = video->thumbnail.height();
if (video->isGifv && !_album) {
attributes.push_back(MTP_documentAttributeAnimated());
}
auto flags = MTPDdocumentAttributeVideo::Flags(0);
if (video->supportsStreaming) {
flags |= MTPDdocumentAttributeVideo::Flag::f_supports_streaming;
}
attributes.push_back(MTP_documentAttributeVideo(MTP_flags(flags), MTP_int(video->duration), MTP_int(coverWidth), MTP_int(coverHeight)));
if (args.generateGoodThumbnail) {
goodThumbnail = video->thumbnail;
{
QBuffer buffer(&goodThumbnailBytes);
goodThumbnail.save(&buffer, "JPG", kThumbnailQuality);
}
}
thumbnail = PrepareFileThumbnail(std::move(video->thumbnail));
} else if (filemime == u"application/x-tdesktop-theme"_q
|| filemime == u"application/x-tgtheme-tdesktop"_q) {
goodThumbnail = Window::Theme::GeneratePreview(_content, _filepath);
if (!goodThumbnail.isNull()) {
QBuffer buffer(&goodThumbnailBytes);
goodThumbnail.save(&buffer, "JPG", kThumbnailQuality);
thumbnail = PrepareFileThumbnail(base::duplicate(goodThumbnail));
}
}
}
if (!fullimage.isNull() && fullimage.width() > 0 && !isSong && !isVideo && !isVoice) {
auto w = fullimage.width(), h = fullimage.height();
attributes.push_back(MTP_documentAttributeImageSize(MTP_int(w), MTP_int(h)));
if (ValidateThumbDimensions(w, h)) {
isSticker = (_type == SendMediaType::File)
&& Core::IsMimeSticker(filemime)
&& (filesize < Storage::kMaxStickerBytesSize)
&& (Core::IsMimeStickerAnimated(filemime)
|| GoodStickerDimensions(w, h));
if (isSticker) {
attributes.push_back(MTP_documentAttributeSticker(
MTP_flags(0),
MTP_string(),
MTP_inputStickerSetEmpty(),
MTPMaskCoords()));
if (isAnimation && args.generateGoodThumbnail) {
goodThumbnail = fullimage;
{
QBuffer buffer(&goodThumbnailBytes);
goodThumbnail.save(&buffer, "WEBP", kThumbnailQuality);
}
}
} else if (isAnimation) {
attributes.push_back(MTP_documentAttributeAnimated());
} else if (filemime.startsWith(u"image/"_q)
&& _type != SendMediaType::File) {
if (Core::IsMimeSticker(filemime)) {
fullimage = Images::Opaque(std::move(fullimage));
}
auto medium = (w > 320 || h > 320) ? fullimage.scaled(320, 320, Qt::KeepAspectRatio, Qt::SmoothTransformation) : fullimage;
const auto downscaled = (w > 1280 || h > 1280);
auto full = downscaled ? fullimage.scaled(1280, 1280, Qt::KeepAspectRatio, Qt::SmoothTransformation) : fullimage;
if (downscaled) {
fullimagebytes = fullimageformat = QByteArray();
}
filedata = ComputePhotoJpegBytes(full, fullimagebytes, fullimageformat);
photoThumbs.emplace('m', PreparedPhotoThumb{ .image = medium });
photoSizes.push_back(MTP_photoSize(MTP_string("m"), MTP_int(medium.width()), MTP_int(medium.height()), MTP_int(0)));
photoThumbs.emplace('y', PreparedPhotoThumb{
.image = full,
.bytes = filedata
});
photoSizes.push_back(MTP_photoSize(MTP_string("y"), MTP_int(full.width()), MTP_int(full.height()), MTP_int(0)));
photo = MTP_photo(
MTP_flags(0),
MTP_long(_id),
MTP_long(0),
MTP_bytes(),
MTP_int(base::unixtime::now()),
MTP_vector<MTPPhotoSize>(photoSizes),
MTPVector<MTPVideoSize>(),
MTP_int(_dcId));
if (filesize < 0) {
filesize = _result->filesize = filedata.size();
}
}
thumbnail = PrepareFileThumbnail(std::move(fullimage));
}
}
thumbnail = FinalizeFileThumbnail(
std::move(thumbnail),
filemime,
filesize,
isSticker);
if (_type == SendMediaType::Photo && photoThumbs.empty()) {
_type = SendMediaType::File;
}
if (isVoice) {
auto flags = MTPDdocumentAttributeAudio::Flag::f_voice | MTPDdocumentAttributeAudio::Flag::f_waveform;
attributes[0] = MTP_documentAttributeAudio(MTP_flags(flags), MTP_int(_duration), MTPstring(), MTPstring(), MTP_bytes(documentWaveformEncode5bit(_waveform)));
attributes.resize(1);
document = MTP_document(
MTP_flags(0),
MTP_long(_id),
MTP_long(0),
MTP_bytes(),
MTP_int(base::unixtime::now()),
MTP_string(filemime),
MTP_long(filesize),
MTP_vector<MTPPhotoSize>(1, thumbnail.mtpSize),
MTPVector<MTPVideoSize>(),
MTP_int(_dcId),
MTP_vector<MTPDocumentAttribute>(attributes));
} else if (_type != SendMediaType::Photo) {
document = MTP_document(
MTP_flags(0),
MTP_long(_id),
MTP_long(0),
MTP_bytes(),
MTP_int(base::unixtime::now()),
MTP_string(filemime),
MTP_long(filesize),
MTP_vector<MTPPhotoSize>(1, thumbnail.mtpSize),
MTPVector<MTPVideoSize>(),
MTP_int(_dcId),
MTP_vector<MTPDocumentAttribute>(attributes));
_type = SendMediaType::File;
}
if (_information) {
if (auto image = std::get_if<Ui::PreparedFileInformation::Image>(
&_information->media)) {
if (image->modifications.paint) {
const auto documents = ExtractStickersFromScene(image);
_result->attachedStickers = documents
| ranges::view::transform(&DocumentData::mtpInput)
| ranges::to_vector;
}
}
}
_result->type = _type;
_result->filepath = _filepath;
_result->content = _content;
_result->filename = filename;
_result->filemime = filemime;
_result->setFileData(filedata);
_result->thumbId = thumbnail.id;
_result->thumbname = thumbnail.name;
_result->setThumbData(thumbnail.bytes);
_result->thumb = std::move(thumbnail.image);
_result->goodThumbnail = std::move(goodThumbnail);
_result->goodThumbnailBytes = std::move(goodThumbnailBytes);
_result->photo = photo;
_result->document = document;
_result->photoThumbs = photoThumbs;
}
void FileLoadTask::finish() {
const auto session = _session.get();
if (!session) {
return;
}
const auto premium = session->user()->isPremium();
if (!_result || !_result->filesize || _result->filesize < 0) {
Ui::show(
Ui::MakeInformBox(
tr::lng_send_image_empty(tr::now, lt_name, _filepath)),
Ui::LayerOption::KeepOther);
removeFromAlbum();
} else if (_result->filesize > kFileSizePremiumLimit
|| (_result->filesize > kFileSizeLimit && !premium)) {
Ui::show(
Box(FileSizeLimitBox, session, _result->filesize),
Ui::LayerOption::KeepOther);
removeFromAlbum();
} else {
Api::SendConfirmedFile(session, _result);
}
}
FileLoadResult *FileLoadTask::peekResult() const {
return _result.get();
}
std::unique_ptr<Ui::PreparedFileInformation> FileLoadTask::readMediaInformation(
const QString &filemime) const {
return ReadMediaInformation(_filepath, _content, filemime);
}
void FileLoadTask::removeFromAlbum() {
if (!_album) {
return;
}
const auto proj = [](const SendingAlbum::Item &item) {
return item.taskId;
};
const auto it = ranges::find(_album->items, id(), proj);
Assert(it != _album->items.end());
_album->items.erase(it);
}