Showing in folder instead of launching media files with bad extensions.

Thanks for the report to: Sadegh Ahmadzadegan - Omid Ghaffarinia.

Telegram/SourceFiles/layout.cpp

@@ -215,3 +215,23 @@ style::sprite documentCorner(int32 colorIndex) {
 RoundCorners documentCorners(int32 colorIndex) {
 	return RoundCorners(DocBlueCorners + (colorIndex & 3));
 }
+
+bool documentIsValidMediaFile(const QString &filepath) {
+	static StaticNeverFreedPointer<QList<QString>> validMediaTypes(([] {
+		std_::unique_ptr<QList<QString>> result = std_::make_unique<QList<QString>>();
+		*result = qsl("\
+webm mkv flv vob ogv ogg drc gif gifv mng avi mov qt wmv yuv rm rmvb asf amv mp4 m4p \
+m4v mpg mp2 mpeg mpe mpv m2v svi 3gp 3g2 mxf roq nsv f4v f4p f4a f4b wma divx evo mk3d \
+mka mks mcf m2p ps ts m2ts ifo aaf avchd cam dat dsh dvr-ms m1v fla flr sol wrap smi swf \
+wtv 8svx 16svx iff aiff aif aifc au bwf cdda raw wav flac la pac m4a ape ofr ofs off rka \
+shn tak tta wv brstm dts dtshd dtsma ast amr mp3 spx gsm aac mpc vqf ra ots swa vox voc \
+dwd smp aup cust mid mus sib sid ly gym vgm psf nsf mod ptb s3m xm it mt2 minipsf psflib \
+2sf dsf gsf psf2 qsf ssf usf rmj spc niff mxl xml txm ym jam mp1 mscz \
+").split(' ');
+		return result.release();
+	})());
+
+	QFileInfo info(filepath);
+	auto parts = info.fileName().split('.', QString::SkipEmptyParts);
+	return !parts.isEmpty() && (validMediaTypes->indexOf(parts.back().toLower()) >= 0);
+}

Telegram/SourceFiles/layout.h

@@ -81,6 +81,7 @@ style::color documentOverColor(int32 colorIndex);
 style::color documentSelectedColor(int32 colorIndex);
 style::sprite documentCorner(int32 colorIndex);
 RoundCorners documentCorners(int32 colorIndex);
+bool documentIsValidMediaFile(const QString &filepath);
 
 class PaintContextBase {
 public:

Telegram/SourceFiles/mainwidget.cpp

@@ -1541,7 +1541,11 @@ void MainWidget::audioPlayProgress(const AudioMsgId &audioId) {
 		DocumentData *audio = audioId.audio;
 		QString filepath = audio->filepath(DocumentData::FilePathResolveSaveFromData);
 		if (!filepath.isEmpty()) {
-			psOpenFile(filepath);
+			if (documentIsValidMediaFile(filepath)) {
+				psOpenFile(filepath);
+			} else {
+				psShowInFolder(filepath);
+			}
 		}
 	}
 
@@ -1568,7 +1572,11 @@ void MainWidget::documentPlayProgress(const SongMsgId &songId) {
 		DocumentData *document = songId.song;
 		QString filepath = document->filepath(DocumentData::FilePathResolveSaveFromData);
 		if (!filepath.isEmpty()) {
-			psOpenFile(filepath);
+			if (documentIsValidMediaFile(filepath)) {
+				psOpenFile(filepath);
+			} else {
+				psShowInFolder(filepath);
+			}
 		}
 	}
 

Telegram/SourceFiles/structs.cpp

@@ -975,8 +975,13 @@ void DocumentOpenClickHandler::doOpen(DocumentData *data, ActionOnLoad action) {
 				audioPlayer()->play(song);
 				if (App::main()) App::main()->documentPlayProgress(song);
 			}
-		} else if (data->voice() || data->isVideo()) {
-			psOpenFile(location.name());
+		} else if (data->voice() || data->song() || data->isVideo()) {
+			auto filepath = location.name();
+			if (documentIsValidMediaFile(filepath)) {
+				psOpenFile(filepath);
+			} else {
+				psShowInFolder(filepath);
+			}
 			if (App::main()) App::main()->mediaMarkRead(data);
 		} else if (data->size < MediaViewImageSizeLimit) {
 			if (!data->data().isEmpty() && playAnimation) {
@@ -1270,8 +1275,12 @@ void DocumentData::performActionOnLoad() {
 				psOpenFile(already, true);
 			}
 		} else if (_actionOnLoad == ActionOnLoadOpen || _actionOnLoad == ActionOnLoadPlayInline) {
-			if (voice() || isVideo()) {
-				psOpenFile(already);
+			if (voice() || song() || isVideo()) {
+				if (documentIsValidMediaFile(already)) {
+					psOpenFile(already);
+				} else {
+					psShowInFolder(already);
+				}
 				if (App::main()) App::main()->mediaMarkRead(this);
 			} else if (loc.accessEnable()) {
 				if (showImage && QImageReader(loc.name()).canRead()) {