Add automatic loading of videos/files.

Telegram/SourceFiles/data/data_auto_download.cpp

@@ -18,6 +18,7 @@ namespace AutoDownload {
 namespace {
 
 constexpr auto kDefaultMaxSize = 10 * 1024 * 1024;
+constexpr auto kNonCacheMaxSize = 2 * 1024 * 1024;
 constexpr auto kVersion = char(1);
 
 template <typename Enum>
@@ -38,6 +39,9 @@ void SetDefaultsForSource(Full &data, Source source) {
 	data.setBytesLimit(source, Type::VoiceMessage, kDefaultMaxSize);
 	data.setBytesLimit(source, Type::VideoMessage, kDefaultMaxSize);
 	data.setBytesLimit(source, Type::GIF, kDefaultMaxSize);
+	data.setBytesLimit(source, Type::File, kNonCacheMaxSize);
+	data.setBytesLimit(source, Type::Video, kNonCacheMaxSize);
+	data.setBytesLimit(source, Type::Music, kNonCacheMaxSize);
 }
 
 const Full &Defaults() {

Telegram/SourceFiles/data/data_document.cpp

@@ -632,12 +632,20 @@ void DocumentData::unload() {
 void DocumentData::automaticLoad(
 		Data::FileOrigin origin,
 		const HistoryItem *item) {
-	if (loaded() || status != FileReady) return;
+	if (status != FileReady || loaded() || cancelled()) {
-
+		return;
-	if (saveToCache() && _loader != CancelledMtpFileLoader) {
+	} else if (!item && type != StickerDocument && !isAnimation()) {
-		if (type == StickerDocument
+		return;
-			|| isAnimation()
+	}
-			|| (isVoiceMessage() && item)) {
+	const auto toCache = saveToCache();
+	if (!toCache && Global::AskDownloadPath()) {
+		// We need a filename, but we're supposed to ask user for it.
+		// No automatic download in this case.
+		return;
+	}
+	const auto filename = toCache
+		? QString()
+		: documentSaveFilename(this);
 	const auto shouldLoadFromCloud = item
 		? Data::AutoDownload::Should(
 			Auth().settings().autoDownload(),
@@ -651,19 +659,15 @@ void DocumentData::automaticLoad(
 		: LoadFromLocalOnly;
 	save(
 		origin,
-				QString(),
+		filename,
 		_actionOnLoad,
 		_actionOnLoadMsgId,
 		loadFromCloud,
 		true);
 }
-	}
-}
 
 void DocumentData::automaticLoadSettingsChanged() {
-	if (_loader != CancelledMtpFileLoader
+	if (!cancelled() || status != FileReady || loaded()) {
-		|| status != FileReady
-		|| loaded()) {
 		return;
 	}
 	_loader = nullptr;
@@ -790,7 +794,7 @@ bool DocumentData::loaded(FilePathResolveType type) const {
 
 void DocumentData::destroyLoader(mtpFileLoader *newValue) const {
 	const auto loader = std::exchange(_loader, newValue);
-	if (_loader == CancelledMtpFileLoader) {
+	if (cancelled()) {
 		loader->cancel();
 	}
 	loader->stop();
@@ -798,7 +802,7 @@ void DocumentData::destroyLoader(mtpFileLoader *newValue) const {
 }
 
 bool DocumentData::loading() const {
-	return _loader && _loader != CancelledMtpFileLoader;
+	return _loader && !cancelled();
 }
 
 QString DocumentData::loadingFilePath() const {
@@ -874,7 +878,7 @@ void DocumentData::save(
 		return;
 	}
 
-	if (_loader == CancelledMtpFileLoader) {
+	if (cancelled()) {
 		_loader = nullptr;
 	}
 	if (_loader) {
@@ -887,7 +891,9 @@ void DocumentData::save(
 	_actionOnLoad = action;
 	_actionOnLoadMsgId = actionMsgId;
 	if (_loader) {
-		if (fromCloud == LoadFromCloudOrLocal) _loader->permitLoadFromCloud();
+		if (fromCloud == LoadFromCloudOrLocal) {
+			_loader->permitLoadFromCloud();
+		}
 	} else {
 		status = FileReady;
 		if (hasWebLocation()) {
@@ -922,6 +928,8 @@ void DocumentData::save(
 
 		_loader->connect(_loader, SIGNAL(progress(FileLoader*)), App::main(), SLOT(documentLoadProgress(FileLoader*)));
 		_loader->connect(_loader, SIGNAL(failed(FileLoader*,bool)), App::main(), SLOT(documentLoadFailed(FileLoader*,bool)));
+	}
+	if (loading()) {
 		_loader->start();
 	}
 	_session->data().notifyDocumentLayoutChanged(this);
@@ -934,13 +942,15 @@ void DocumentData::cancel() {
 
 	destroyLoader(CancelledMtpFileLoader);
 	_session->data().notifyDocumentLayoutChanged(this);
-	if (auto main = App::main()) {
+	App::main()->documentLoadProgress(this);
-		main->documentLoadProgress(this);
-	}
 
 	_actionOnLoad = ActionOnLoadNone;
 }
 
+bool DocumentData::cancelled() const {
+	return (_loader == CancelledMtpFileLoader);
+}
+
 VoiceWaveform documentWaveformDecode(const QByteArray &encoded5bit) {
 	auto bitsCount = static_cast<int>(encoded5bit.size() * 8);
 	auto valuesCount = bitsCount / 5;

Telegram/SourceFiles/data/data_document.h

@@ -106,6 +106,7 @@ public:
 		LoadFromCloudSetting fromCloud = LoadFromCloudOrLocal,
 		bool autoLoading = false);
 	void cancel();
+	bool cancelled() const;
 	float64 progress() const;
 	int32 loadOffset() const;
 	bool uploading() const;

Telegram/SourceFiles/ui/image/image_source.cpp

@@ -299,14 +299,14 @@ QImage RemoteSource::takeLoaded() {
 }
 
 bool RemoteSource::loaderValid() const {
-	return _loader && _loader != CancelledFileLoader;
+	return _loader && !cancelled();
 }
 
 void RemoteSource::destroyLoader(FileLoader *newValue) {
 	Expects(loaderValid());
 
 	const auto loader = std::exchange(_loader, newValue);
-	if (_loader == CancelledFileLoader) {
+	if (cancelled()) {
 		loader->cancel();
 	}
 	loader->stop();
@@ -350,21 +350,26 @@ bool RemoteSource::loading() {
 void RemoteSource::automaticLoad(
 		Data::FileOrigin origin,
 		const HistoryItem *item) {
-	if (_loader != CancelledFileLoader && item) {
+	if (!item || cancelled()) {
+		return;
+	}
 	const auto loadFromCloud = Data::AutoDownload::Should(
 		Auth().settings().autoDownload(),
 		item->history()->peer,
 		this);
 
 	if (_loader) {
-			if (loadFromCloud) _loader->permitLoadFromCloud();
+		if (loadFromCloud) {
+			_loader->permitLoadFromCloud();
+		}
 	} else {
 		_loader = createLoader(
 			origin,
 			loadFromCloud ? LoadFromCloudOrLocal : LoadFromLocalOnly,
 			true);
-			if (_loader) _loader->start();
 	}
+	if (loaderValid()) {
+		_loader->start();
 	}
 }
 
@@ -386,11 +391,15 @@ void RemoteSource::load(
 	}
 }
 
+bool RemoteSource::cancelled() const {
+	return (_loader == CancelledFileLoader);
+}
+
 void RemoteSource::loadEvenCancelled(
 		Data::FileOrigin origin,
 		bool loadFirst,
 		bool prior) {
-	if (_loader == CancelledFileLoader) {
+	if (cancelled()) {
 		_loader = nullptr;
 	}
 	return load(origin, loadFirst, prior);

Telegram/SourceFiles/ui/image/image_source.h

@@ -169,6 +169,7 @@ protected:
 
 private:
 	bool loaderValid() const;
+	bool cancelled() const;
 	void destroyLoader(FileLoader *newValue = nullptr);
 
 	FileLoader *_loader = nullptr;