Show admin rank for anonymous posts.

Telegram/SourceFiles/history/history_inner_widget.cpp

@@ -3309,7 +3309,7 @@ QString HistoryInner::tooltipText() const {
 				}
 			}
 			if (const auto msgsigned = view->data()->Get<HistoryMessageSigned>()) {
-				if (msgsigned->isElided) {
+				if (msgsigned->isElided && !msgsigned->isAnonymousRank) {
 					dateText += '\n' + tr::lng_signed_author(tr::now, lt_user, msgsigned->author);
 				}
 			}

Telegram/SourceFiles/history/history_item.cpp

@@ -717,7 +717,9 @@ QString HistoryItem::authorOriginal() const {
 	if (const auto forwarded = Get<HistoryMessageForwarded>()) {
 		return forwarded->originalAuthor;
 	} else if (const auto msgsigned = Get<HistoryMessageSigned>()) {
-		return msgsigned->author;
+		if (!msgsigned->isAnonymousRank) {
+			return msgsigned->author;
+		}
 	}
 	return QString();
 }

Telegram/SourceFiles/history/history_item_components.cpp

@@ -73,6 +73,8 @@ void HistoryMessageVia::resize(int32 availw) const {
 }
 
 void HistoryMessageSigned::refresh(const QString &date) {
+	Expects(!isAnonymousRank);
+
 	auto name = author;
 	const auto time = qsl(", ") + date;
 	const auto timew = st::msgDateFont->width(time);

Telegram/SourceFiles/history/history_item_components.h

@@ -56,9 +56,10 @@ struct HistoryMessageSigned : public RuntimeComponent<HistoryMessageSigned, Hist
 	void refresh(const QString &date);
 	int maxWidth() const;
 
-	bool isElided = false;
 	QString author;
 	Ui::Text::String signature;
+	bool isElided = false;
+	bool isAnonymousRank = false;
 };
 
 struct HistoryMessageEdited : public RuntimeComponent<HistoryMessageEdited, HistoryItem> {

Telegram/SourceFiles/history/history_message.cpp

@@ -1049,6 +1049,7 @@ void HistoryMessage::createComponents(const CreateConfig &config) {
 	}
 	if (const auto msgsigned = Get<HistoryMessageSigned>()) {
 		msgsigned->author = config.author;
+		msgsigned->isAnonymousRank = author()->isMegagroup();
 	}
 	setupForwardedComponent(config);
 	if (const auto markup = Get<HistoryMessageReplyMarkup>()) {

Telegram/SourceFiles/history/view/history_view_message.cpp

@@ -247,6 +247,11 @@ void Message::refreshRightBadge() {
 			return (delegate()->elementContext() == Context::Replies)
 				? QString()
 				: tr::lng_channel_badge(tr::now);
+		} else if (data()->author()->isMegagroup()) {
+			if (const auto msgsigned = data()->Get<HistoryMessageSigned>()) {
+				Assert(msgsigned->isAnonymousRank);
+				return msgsigned->author;
+			}
 		}
 		const auto channel = data()->history()->peer->asMegagroup();
 		const auto user = data()->author()->asUser();
@@ -1702,7 +1707,8 @@ void Message::drawInfo(
 	}
 	dateX += timeLeft();
 
-	if (const auto msgsigned = item->Get<HistoryMessageSigned>()) {
+	if (const auto msgsigned = item->Get<HistoryMessageSigned>()
+		; msgsigned && !msgsigned->isAnonymousRank) {
 		msgsigned->signature.drawElided(p, dateX, dateY, item->_timeWidth);
 	} else if (const auto edited = displayedEditBadge()) {
 		edited->text.drawElided(p, dateX, dateY, item->_timeWidth);
@@ -2517,17 +2523,20 @@ void Message::refreshEditedBadge() {
 		edited->refresh(dateText, editDate != 0);
 	}
 	if (const auto msgsigned = item->Get<HistoryMessageSigned>()) {
-		const auto text = (!edited || !editDate)
-			? dateText
-			: edited->text.toString();
-		msgsigned->refresh(text);
+		if (!msgsigned->isAnonymousRank) {
+			const auto text = (!edited || !editDate)
+				? dateText
+				: edited->text.toString();
+			msgsigned->refresh(text);
+		}
 	}
 	initTime();
 }
 
 void Message::initTime() {
 	const auto item = message();
-	if (const auto msgsigned = item->Get<HistoryMessageSigned>()) {
+	if (const auto msgsigned = item->Get<HistoryMessageSigned>()
+		; msgsigned && !msgsigned->isAnonymousRank) {
 		item->_timeWidth = msgsigned->maxWidth();
 	} else if (const auto edited = displayedEditBadge()) {
 		item->_timeWidth = edited->maxWidth();

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

@@ -137,7 +137,8 @@ QSize Contact::countOptimalSize() {
 	auto minHeight = 0;
 	if (_userId) {
 		minHeight = st::msgFileThumbPadding.top() + st::msgFileThumbSize + st::msgFileThumbPadding.bottom();
-		if (item->Has<HistoryMessageSigned>()
+		const auto msgsigned = item->Get<HistoryMessageSigned>();
+		if ((msgsigned && !msgsigned->isAnonymousRank)
 			|| item->Has<HistoryMessageViews>()) {
 			minHeight += st::msgDateFont->height - st::msgDateDelta.y();
 		}

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

@@ -200,7 +200,8 @@ QSize Document::countOptimalSize() {
 	} else {
 		minHeight = st::msgFilePadding.top() + st::msgFileSize + st::msgFilePadding.bottom();
 	}
-	if (!captioned && (item->Has<HistoryMessageSigned>()
+	const auto msgsigned = item->Get<HistoryMessageSigned>();
+	if (!captioned && ((msgsigned && !msgsigned->isAnonymousRank)
 		|| item->Has<HistoryMessageViews>()
 		|| _parent->displayEditedBadge())) {
 		minHeight += st::msgDateFont->height - st::msgDateDelta.y();