From 8f9bed0443fd045f1508fdcfd2840f9784424001 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Sun, 17 Mar 2019 22:57:09 +0400
Subject: [PATCH] Fix document caption in media viewer.

Regression was introduced in 5cae57601a.

Fixes #5799, fixes #5802, fixes #5804.
---
 .../SourceFiles/media/view/media_view_overlay_widget.cpp    | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/Telegram/SourceFiles/media/view/media_view_overlay_widget.cpp b/Telegram/SourceFiles/media/view/media_view_overlay_widget.cpp
index c4d86342c..e2c05c7f1 100644
--- a/Telegram/SourceFiles/media/view/media_view_overlay_widget.cpp
+++ b/Telegram/SourceFiles/media/view/media_view_overlay_widget.cpp
@@ -1661,7 +1661,7 @@ void OverlayWidget::showPhoto(not_null<PhotoData*> photo, not_null<PeerData*> co
 
 	refreshMediaViewer();
 
-	displayPhoto(photo, 0);
+	displayPhoto(photo, nullptr);
 	preloadData(0);
 	activateControls();
 }
@@ -1763,9 +1763,7 @@ void OverlayWidget::displayDocument(DocumentData *doc, HistoryItem *item) {
 	_radial.stop();
 
 	refreshMediaViewer();
-	if ((item ? item->fullId() : FullMsgId()) != _msgid) {
-		refreshCaption(item);
-	}
+	refreshCaption(item);
 	if (_doc) {
 		if (_doc->sticker()) {
 			if (const auto image = _doc->getStickerLarge()) {