Take rating info url from appConfig.

Telegram/Resources/langs/lang.strings

@@ -1878,7 +1878,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 "lng_stars_rating_tooltip" = "Profile level reflects the user's payment reliability.";
 "lng_stars_rating_learn_more" = "Learn More";
-"lng_stars_rating_about_url" = "https://telegram.org/";
 
 "lng_manage_discussion_group" = "Discussion";
 "lng_manage_discussion_group_add" = "Add a group";

Telegram/SourceFiles/info/profile/info_profile_cover.cpp

@@ -36,12 +36,14 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/widgets/labels.h"
 #include "ui/widgets/popup_menu.h"
 #include "ui/text/text_utilities.h"
+#include "ui/basic_click_handlers.h"
 #include "ui/ui_utility.h"
 #include "ui/painter.h"
 #include "base/event_filter.h"
 #include "base/unixtime.h"
 #include "window/window_controller.h"
 #include "window/window_session_controller.h"
+#include "main/main_app_config.h"
 #include "main/main_session.h"
 #include "settings/settings_premium.h"
 #include "chat_helpers/stickers_lottie.h"
@@ -669,6 +671,11 @@ Cover::Cover(
 			_status->widthValue() | rpl::start_with_next([=](int width) {
 				rating->setMinimalAddedWidth(width);
 			}, rating->lifetime());
+			const auto session = &_peer->session();
+			rating->learnMoreRequests() | rpl::start_with_next([=] {
+				const auto &appConfig = session->appConfig();
+				UrlClickHandler::Open(appConfig.starsRatingLearnMoreUrl());
+			}, rating->lifetime());
 			_statusShift = rating->collapsedWidthValue();
 			_statusShift.changes() | rpl::start_with_next([=] {
 				refreshStatusGeometry(width());

Telegram/SourceFiles/main/main_app_config.cpp

@@ -232,6 +232,12 @@ QString AppConfig::ageVerifyBotUsername() const {
 	return get<QString>(u"verify_age_bot_username"_q, QString());
 }
 
+QString AppConfig::starsRatingLearnMoreUrl() const {
+	return get<QString>(
+		u"stars_rating_learnmore_url"_q,
+		u"https://telegram.org/blog"_q);
+}
+
 void AppConfig::refresh(bool force) {
 	if (_requestId || !_api) {
 		if (force) {

Telegram/SourceFiles/main/main_app_config.h

@@ -109,6 +109,8 @@ public:
 	[[nodiscard]] int ageVerifyMinAge() const;
 	[[nodiscard]] QString ageVerifyBotUsername() const;
 
+	[[nodiscard]] QString starsRatingLearnMoreUrl() const;
+
 	void refresh(bool force = false);
 
 private:

Telegram/SourceFiles/ui/controls/stars_rating.cpp

@@ -13,7 +13,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/labels.h"
 #include "ui/widgets/tooltip.h"
-#include "ui/basic_click_handlers.h"
 #include "ui/painter.h"
 #include "ui/rp_widget.h"
 #include "ui/ui_utility.h"
@@ -213,7 +212,7 @@ void StarsRating::toggleTooltips(bool shown) {
 			outer.width());
 	}, widget->lifetime());
 	button->setClickedCallback([=] {
-		UrlClickHandler::Open(tr::lng_stars_rating_about_url(tr::now));
+		_learnMoreRequests.fire({});
 	});
 }
 
@@ -346,6 +345,10 @@ rpl::producer<int> StarsRating::collapsedWidthValue() const {
 	return _collapsedWidthValue.value();
 }
 
+rpl::producer<> StarsRating::learnMoreRequests() const {
+	return _learnMoreRequests.events();
+}
+
 rpl::lifetime &StarsRating::lifetime() {
 	return _widget->lifetime();
 }

Telegram/SourceFiles/ui/controls/stars_rating.h

@@ -40,6 +40,7 @@ public:
 	void setMinimalAddedWidth(int addedWidth);
 
 	[[nodiscard]] rpl::producer<int> collapsedWidthValue() const;
+	[[nodiscard]] rpl::producer<> learnMoreRequests() const;
 
 	[[nodiscard]] rpl::lifetime &lifetime();
 
@@ -73,6 +74,8 @@ private:
 	Ui::Animations::Simple _expandedAnimation;
 	mutable int _activeWidth = 0;
 
+	rpl::event_stream<> _learnMoreRequests;
+
 	base::Timer _collapseTimer;
 
 };