mirror of
https://github.com/Qz3rK/tdesktop.git
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23rd
105 lines
2.5 KiB
C++
105 lines
2.5 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "history/view/history_view_drag.h"
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#include "base/call_delayed.h"
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#include "core/file_utilities.h"
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#include "data/data_photo.h"
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#include "data/data_photo_media.h"
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#include "main/main_session.h"
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#include "storage/storage_account.h"
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namespace HistoryView {
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namespace {
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constexpr auto kTempFileLifetime = crl::time(60 * 1000);
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[[nodiscard]] QString WritePhotoTempFile(
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not_null<PhotoData*> photo,
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not_null<Data::PhotoMedia*> media,
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TimeId itemDate) {
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constexpr auto kSize = Data::PhotoSize::Large;
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const auto base = photo->session().local().tempDirectory();
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if (base.isEmpty()) {
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return QString();
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}
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const auto dir = base.endsWith('/')
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? (base + u"drag"_q)
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: (base + u"/drag"_q);
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static auto sweptDirs = base::flat_set<QString>();
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if (sweptDirs.emplace(dir).second) {
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QDir(dir).removeRecursively();
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}
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if (!QDir().mkpath(dir)) {
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return QString();
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}
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const auto path = filedialogDefaultName(
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u"photo"_q,
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u".jpg"_q,
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dir,
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false,
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itemDate);
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if (const auto bytes = media->imageBytes(kSize); !bytes.isEmpty()) {
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auto file = QFile(path);
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if (!file.open(QIODevice::WriteOnly)
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|| file.write(bytes) != bytes.size()) {
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file.remove();
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return QString();
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}
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return path;
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}
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const auto image = media->image(kSize);
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if (!image) {
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return QString();
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}
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const auto original = image->original();
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return (!original.isNull() && original.save(path, "JPG"))
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? path
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: QString();
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}
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} // namespace
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DragMimeData::DragMimeData(QString tempPath)
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: _tempPath(std::move(tempPath)) {
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}
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DragMimeData::~DragMimeData() {
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if (_tempPath.isEmpty()) {
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return;
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}
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base::call_delayed(kTempFileLifetime, [path = _tempPath] {
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QFile::remove(path);
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});
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}
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PhotoDragData PreparePhotoDragData(
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not_null<PhotoData*> photo,
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TimeId itemDate) {
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if (photo->isNull()) {
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return {};
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}
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const auto media = photo->activeMediaView();
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constexpr auto kSize = Data::PhotoSize::Large;
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const auto animated = media
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&& !media->videoContent(kSize).isEmpty();
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if (!media || !media->loaded() || animated) {
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return {};
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}
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auto result = PhotoDragData();
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if (const auto image = media->image(kSize)) {
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result.image = image->original();
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}
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result.tempPath = WritePhotoTempFile(photo, media.get(), itemDate);
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return result;
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}
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} // namespace HistoryView
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