Added button to media viewer for photo from sponsored messages.

Telegram/SourceFiles/history/view/media/history_view_photo.cpp

@@ -258,6 +258,7 @@ QSize Photo::countCurrentSize(int newWidth) {
 	const auto enlargeOuter = 2 * st::historyPageEnlargeSkip + enlargeInner;
 	const auto showEnlarge = (_parent->media() != this)
 		&& _parent->data()->media()
+		&& !_parent->data()->isSponsored()
 		&& _parent->data()->media()->webpage()
 		&& _parent->data()->media()->webpage()->suggestEnlargePhoto()
 		&& (newWidth >= enlargeOuter)

Telegram/SourceFiles/media/view/media_view_overlay_widget.cpp

@@ -1510,10 +1510,10 @@ void OverlayWidget::refreshSponsoredButtonGeometry() {
 		(controllerBottom // Duplicated in recountSkipTop().
 			- ((_streamed && _streamed->controls)
 				? (_streamed->controls->height()
-					+ st::mediaviewCaptionMargin.height())
+					+ st::mediaviewCaptionPadding.bottom())
 				: 0)
 			- _sponsoredButton->height()
-			- st::mediaviewCaptionPadding.bottom()));
+			- st::mediaviewCaptionMargin.height()));
 	Ui::SendPendingMoveResizeEvents(_sponsoredButton.get());
 }
 
@@ -3483,6 +3483,8 @@ void OverlayWidget::displayPhoto(
 		initStreaming();
 	}
 
+	initSponsoredButton();
+
 	refreshCaption();
 
 	_blurred = true;