Show 'channel' badge for discussed messages.

Telegram/Resources/langs/lang.strings

@@ -1070,6 +1070,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_edited" = "edited";
 "lng_edited_date" = "Edited: {date}";
 "lng_admin_badge" = "admin";
+"lng_channel_badge" = "channel";
 "lng_fast_reply" = "Reply";
 "lng_cancel_edit_post_sure" = "Cancel editing?";
 "lng_cancel_edit_post_yes" = "Yes";

Telegram/SourceFiles/history/history_message.cpp

@@ -610,6 +610,11 @@ bool HistoryMessage::allowsForward() const {
 	return !_media || _media->allowsForward();
 }
 
+bool HistoryMessage::hasMessageBadge() const {
+	return hasAdminBadge()
+		|| (displayForwardedAsOriginal() && !history()->peer->isSelf());
+}
+
 bool HistoryMessage::isTooOldForEdit(TimeId now) const {
 	const auto peer = _history->peer;
 	if (peer->isSelf()) {

Telegram/SourceFiles/history/history_message.h

@@ -90,13 +90,18 @@ public:
 	void refreshSentMedia(const MTPMessageMedia *media);
 	void returnSavedMedia() override;
 	void setMedia(const MTPMessageMedia &media);
-	static std::unique_ptr<Data::Media> CreateMedia(
+	[[nodiscard]] static std::unique_ptr<Data::Media> CreateMedia(
 		not_null<HistoryMessage*> item,
 		const MTPMessageMedia &media);
 
-	bool allowsForward() const override;
-	bool allowsEdit(TimeId now) const override;
-	bool uploading() const;
+	[[nodiscard]] bool allowsForward() const override;
+	[[nodiscard]] bool allowsEdit(TimeId now) const override;
+	[[nodiscard]] bool uploading() const;
+
+	[[nodiscard]] bool hasAdminBadge() const {
+		return _flags & MTPDmessage_ClientFlag::f_has_admin_badge;
+	}
+	[[nodiscard]] bool hasMessageBadge() const;
 
 	void applyGroupAdminChanges(
 		const base::flat_map<UserId, bool> &changes) override;
@@ -106,7 +111,7 @@ public:
 
 	void dependencyItemRemoved(HistoryItem *dependency) override;
 
-	QString notificationHeader() const override;
+	[[nodiscard]] QString notificationHeader() const override;
 
 	void applyEdition(const MTPDmessage &message) override;
 	void applyEdition(const MTPDmessageService &message) override;
@@ -118,40 +123,38 @@ public:
 
 	void addToUnreadMentions(UnreadMentionType type) override;
 	void eraseFromUnreadMentions() override;
-	Storage::SharedMediaTypesMask sharedMediaTypes() const override;
+	[[nodiscard]] Storage::SharedMediaTypesMask sharedMediaTypes() const override;
 
 	void setText(const TextWithEntities &textWithEntities) override;
-	TextWithEntities originalText() const override;
-	TextForMimeData clipboardText() const override;
-	bool textHasLinks() const override;
+	[[nodiscard]] TextWithEntities originalText() const override;
+	[[nodiscard]] TextForMimeData clipboardText() const override;
+	[[nodiscard]] bool textHasLinks() const override;
 
-	int viewsCount() const override;
-	PeerData *displayFrom() const;
+	[[nodiscard]] int viewsCount() const override;
+	[[nodiscard]] PeerData *displayFrom() const;
 	bool updateDependencyItem() override;
-	MsgId dependencyMsgId() const override {
+	[[nodiscard]] MsgId dependencyMsgId() const override {
 		return replyToId();
 	}
-	bool displayForwardedAsOriginal() const;
+	[[nodiscard]] bool displayForwardedAsOriginal() const;
 
-	HistoryMessage *toHistoryMessage() override { // dynamic_cast optimize
+	// dynamic_cast optimization.
+	[[nodiscard]] HistoryMessage *toHistoryMessage() override {
 		return this;
 	}
-	const HistoryMessage *toHistoryMessage() const override { // dynamic_cast optimize
+	[[nodiscard]] const HistoryMessage *toHistoryMessage() const override {
 		return this;
 	}
 
-	std::unique_ptr<HistoryView::Element> createView(
+	[[nodiscard]] std::unique_ptr<HistoryView::Element> createView(
 		not_null<HistoryView::ElementDelegate*> delegate) override;
 
 	~HistoryMessage();
 
 private:
 	void setEmptyText();
-	bool hasAdminBadge() const {
-		return _flags & MTPDmessage_ClientFlag::f_has_admin_badge;
-	}
-	bool isTooOldForEdit(TimeId now) const;
-	bool isLegacyMessage() const {
+	[[nodiscard]] bool isTooOldForEdit(TimeId now) const;
+	[[nodiscard]] bool isLegacyMessage() const {
 		return _flags & MTPDmessage::Flag::f_legacy;
 	}
 

Telegram/SourceFiles/history/view/history_view_message.cpp

@@ -121,8 +121,10 @@ int KeyboardStyle::minButtonWidth(
 	return result;
 }
 
-QString AdminBadgeText() {
-	return lang(lng_admin_badge);
+QString MessageBadgeText(not_null<const HistoryMessage*> message) {
+	return lang(message->hasAdminBadge()
+		? lng_admin_badge
+		: lng_channel_badge);
 }
 
 QString FastReplyText() {
@@ -302,9 +304,9 @@ QSize Message::performCountOptimalSize() {
 				const auto replyWidth = hasFastReply()
 					? st::msgFont->width(FastReplyText())
 					: 0;
-				if (item->hasAdminBadge()) {
+				if (item->hasMessageBadge()) {
 					const auto badgeWidth = st::msgFont->width(
-						AdminBadgeText());
+						MessageBadgeText(item));
 					namew += st::msgPadding.right()
 						+ std::max(badgeWidth, replyWidth);
 				} else if (replyWidth) {
@@ -521,8 +523,8 @@ void Message::paintFromName(
 	const auto item = message();
 	if (displayFromName()) {
 		const auto badgeWidth = [&] {
-			if (item->hasAdminBadge()) {
-				return st::msgFont->width(AdminBadgeText());
+			if (item->hasMessageBadge()) {
+				return st::msgFont->width(MessageBadgeText(item));
 			}
 			return 0;
 		}();
@@ -577,7 +579,7 @@ void Message::paintFromName(
 			p.drawText(
 				trect.left() + trect.width() - rightWidth,
 				trect.top() + st::msgFont->ascent,
-				replyWidth ? FastReplyText() : AdminBadgeText());
+				replyWidth ? FastReplyText() : MessageBadgeText(item));
 		}
 		trect.setY(trect.y() + st::msgNameFont->height);
 	}
@@ -1541,8 +1543,8 @@ void Message::fromNameUpdated(int width) const {
 	const auto replyWidth = hasFastReply()
 		? st::msgFont->width(FastReplyText())
 		: 0;
-	if (item->hasAdminBadge()) {
-		const auto badgeWidth = st::msgFont->width(AdminBadgeText());
+	if (item->hasMessageBadge()) {
+		const auto badgeWidth = st::msgFont->width(MessageBadgeText(item));
 		width -= st::msgPadding.right() + std::max(badgeWidth, replyWidth);
 	} else if (replyWidth) {
 		width -= st::msgPadding.right() + replyWidth;