Update API scheme on layer 140.

Telegram/Resources/tl/api.tl

@@ -1336,7 +1336,11 @@ phone.groupCallStreamChannels#d0e482b2 channels:Vector<GroupCallStreamChannel> =
 
 phone.groupCallStreamRtmpUrl#2dbf3432 url:string key:string = phone.GroupCallStreamRtmpUrl;
 
-attachMenuBot#4fdf05a8 flags:# inactive:flags.0?true bot_id:long attach_menu_name:string attach_menu_icon:Document = AttachMenuBot;
+attachMenuBotIconColor#4576f3f0 name:string color:int = AttachMenuBotIconColor;
+
+attachMenuBotIcon#b2a7386b flags:# name:string icon:Document colors:flags.0?Vector<AttachMenuBotIconColor> = AttachMenuBotIcon;
+
+attachMenuBot#e93cb772 flags:# inactive:flags.0?true bot_id:long short_name:string icons:Vector<AttachMenuBotIcon> = AttachMenuBot;
 
 attachMenuBotsNotModified#f1d88a5c = AttachMenuBots;
 attachMenuBots#3c4301c0 hash:long bots:Vector<AttachMenuBot> users:Vector<User> = AttachMenuBots;
@@ -1344,7 +1348,6 @@ attachMenuBots#3c4301c0 hash:long bots:Vector<AttachMenuBot> users:Vector<User>
 attachMenuBotsBot#93bf667f bot:AttachMenuBot users:Vector<User> = AttachMenuBotsBot;
 
 webViewResultUrl#c14557c query_id:long url:string = WebViewResult;
-webViewResultConfirmationRequired#b1cad385 bot:AttachMenuBot users:Vector<User> = WebViewResult;
 
 simpleWebViewResultUrl#882f76bb url:string = SimpleWebViewResult;
 
@@ -1653,7 +1656,7 @@ messages.searchSentMedia#107e31a0 q:string filter:MessagesFilter limit:int = mes
 messages.getAttachMenuBots#16fcc2cb hash:long = AttachMenuBots;
 messages.getAttachMenuBot#77216192 bot:InputUser = AttachMenuBotsBot;
 messages.toggleBotInAttachMenu#1aee33af bot:InputUser enabled:Bool = Bool;
-messages.requestWebView#2221fe98 flags:# silent:flags.5?true peer:InputPeer bot:InputUser url:flags.1?string theme_params:flags.2?DataJSON reply_to_msg_id:flags.0?int = WebViewResult;
+messages.requestWebView#fa04dff flags:# silent:flags.5?true peer:InputPeer bot:InputUser url:flags.1?string start_param:flags.3?string theme_params:flags.2?DataJSON reply_to_msg_id:flags.0?int = WebViewResult;
 messages.prolongWebView#d22ad148 flags:# silent:flags.5?true peer:InputPeer bot:InputUser query_id:long reply_to_msg_id:flags.0?int = Bool;
 messages.requestSimpleWebView#6abb2f73 flags:# bot:InputUser url:string theme_params:flags.0?DataJSON = SimpleWebViewResult;
 messages.sendWebViewResultMessage#ddcf50eb query_id:long result:InputBotInlineResult = WebViewMessageSent;

Telegram/SourceFiles/core/local_url_handlers.cpp

@@ -362,7 +362,9 @@ bool ResolveUsernameOrPhone(
 		.startToken = startToken,
 		.startAdminRights = adminRights,
 		.attachBotUsername = params.value(u"attach"_q),
-		.attachBotToggle = params.contains(u"setattach"_q),
+		.attachBotToggleCommand = (params.contains(u"startattach"_q)
+			? params.value(u"startattach"_q)
+			: std::optional<QString>()),
 		.voicechatHash = (params.contains(u"livestream"_q)
 			? std::make_optional(params.value(u"livestream"_q))
 			: params.contains(u"videochat"_q)
@@ -782,7 +784,8 @@ QString TryConvertUrlToLocal(QString url) {
 	if (telegramMeMatch) {
 		auto query = telegramMeMatch->capturedView(5);
 		if (auto phoneMatch = regex_match(qsl("^\\+([0-9]+)(\\?|$)"), query, matchOptions)) {
-			return qsl("tg://resolve?phone=") + phoneMatch->captured(1);
+			auto params = query.mid(phoneMatch->captured(0).size()).toString();
+			return qsl("tg://resolve?phone=") + phoneMatch->captured(1) + (params.isEmpty() ? QString() : '&' + params);
 		} else if (auto joinChatMatch = regex_match(qsl("^(joinchat/|\\+|\\%20)([a-zA-Z0-9\\.\\_\\-]+)(\\?|$)"), query, matchOptions)) {
 			return qsl("tg://join?invite=") + url_encode(joinChatMatch->captured(2));
 		} else if (auto stickerSetMatch = regex_match(qsl("^addstickers/([a-zA-Z0-9\\.\\_]+)(\\?|$)"), query, matchOptions)) {

Telegram/SourceFiles/inline_bots/bot_attach_web_view.cpp

@@ -28,6 +28,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "window/window_session_controller.h"
 #include "core/application.h"
 #include "history/history.h"
+#include "history/history_item.h"
 #include "lang/lang_keys.h"
 #include "base/random.h"
 #include "base/timer_rpl.h"
@@ -46,6 +47,25 @@ struct ParsedBot {
 	bool inactive = false;
 };
 
+[[nodiscard]] DocumentData *ResolveIcon(
+		not_null<Main::Session*> session,
+		const MTPDattachMenuBot &data) {
+	for (const auto &icon : data.vicons().v) {
+		const auto document = icon.match([&](
+			const MTPDattachMenuBotIcon &data
+		) -> DocumentData* {
+			if (data.vname().v == "default_static") {
+				return session->data().processDocument(data.vicon()).get();
+			}
+			return nullptr;
+		});
+		if (document) {
+			return document;
+		}
+	}
+	return nullptr;
+}
+
 [[nodiscard]] std::optional<AttachWebViewBot> ParseAttachBot(
 		not_null<Main::Session*> session,
 		const MTPAttachMenuBot &bot) {
@@ -57,13 +77,12 @@ struct ParsedBot {
 		return good
 			? AttachWebViewBot{
 				.user = user,
-				.icon = session->data().processDocument(
-					data.vattach_menu_icon()),
-				.name = qs(data.vattach_menu_name()),
+				.icon = ResolveIcon(session, data),
+				.name = qs(data.vshort_name()),
 				.inactive = data.is_inactive(),
 			} : std::optional<AttachWebViewBot>();
 	});
-	if (result) {
+	if (result && result->icon) {
 		result->icon->forceToCache(true);
 	}
 	return result;
@@ -150,7 +169,7 @@ BotAction::BotAction(
 
 void BotAction::validateIcon() {
 	if (_mask.isNull()) {
-		if (!_bot.media->loaded()) {
+		if (!_bot.media || !_bot.media->loaded()) {
 			return;
 		}
 		auto icon = QSvgRenderer(_bot.media->bytes());
@@ -281,12 +300,15 @@ AttachWebView::~AttachWebView() {
 
 void AttachWebView::request(
 		not_null<PeerData*> peer,
-		const QString &botUsername) {
+		const QString &botUsername,
+		const QString &startCommand) {
 	if (botUsername.isEmpty()) {
 		return;
 	}
 	const auto username = _bot ? _bot->username : _botUsername;
-	if (_peer == peer && username.toLower() == botUsername.toLower()) {
+	if (_peer == peer
+		&& username.toLower() == botUsername.toLower()
+		&& _startCommand == startCommand) {
 		if (_panel) {
 			_panel->requestActivate();
 		}
@@ -296,6 +318,7 @@ void AttachWebView::request(
 
 	_peer = peer;
 	_botUsername = botUsername;
+	_startCommand = startCommand;
 	resolve();
 }
 
@@ -320,38 +343,30 @@ void AttachWebView::request(
 void AttachWebView::request(const WebViewButton &button) {
 	Expects(_peer != nullptr && _bot != nullptr);
 
+	_startCommand = button.startCommand;
+
 	using Flag = MTPmessages_RequestWebView::Flag;
 	const auto flags = Flag::f_theme_params
-		| (button.url.isEmpty() ? Flag(0) : Flag::f_url);
+		| (button.url.isEmpty() ? Flag(0) : Flag::f_url)
+		| (_startCommand.isEmpty() ? Flag(0) : Flag::f_start_param);
 	_requestId = _session->api().request(MTPmessages_RequestWebView(
 		MTP_flags(flags),
 		_peer->input,
 		_bot->inputUser,
 		MTP_bytes(button.url),
+		MTP_string(_startCommand),
 		MTP_dataJSON(MTP_bytes(Window::Theme::WebViewParams())),
 		MTPint() // reply_to_msg_id
 	)).done([=](const MTPWebViewResult &result) {
 		_requestId = 0;
 		result.match([&](const MTPDwebViewResultUrl &data) {
 			show(data.vquery_id().v, qs(data.vurl()), button.text);
-		}, [&](const MTPDwebViewResultConfirmationRequired &data) {
-			_session->data().processUsers(data.vusers());
-			const auto &received = data.vbot();
-			if (const auto bot = ParseAttachBot(_session, received)) {
-				if (_bot != bot->user) {
-					cancel();
-					return;
-				}
-				confirmAddToMenu(*bot, [=] {
-					request(button);
-				});
-			} else {
-				cancel();
-			}
 		});
 	}).fail([=](const MTP::Error &error) {
 		_requestId = 0;
-		int a = error.code();
+		if (error.type() == u"BOT_INVALID"_q) {
+			requestBots();
+		}
 	}).send();
 }
 
@@ -362,6 +377,7 @@ void AttachWebView::cancel() {
 	_panel = nullptr;
 	_peer = _bot = nullptr;
 	_botUsername = QString();
+	_startCommand = QString();
 }
 
 void AttachWebView::requestBots() {
@@ -381,8 +397,10 @@ void AttachWebView::requestBots() {
 			for (const auto &bot : data.vbots().v) {
 				if (auto parsed = ParseAttachBot(_session, bot)) {
 					if (!parsed->inactive) {
-						parsed->media = parsed->icon->createMediaView();
-						parsed->icon->save(Data::FileOrigin(), {});
+						if (const auto icon = parsed->icon) {
+							parsed->media = icon->createMediaView();
+							icon->save(Data::FileOrigin(), {});
+						}
 						_attachBots.push_back(std::move(*parsed));
 					}
 				}
@@ -394,10 +412,19 @@ void AttachWebView::requestBots() {
 	}).send();
 }
 
-void AttachWebView::requestAddToMenu(not_null<UserData*> bot) {
+void AttachWebView::requestAddToMenu(
+		PeerData *peer,
+		not_null<UserData*> bot,
+		const QString &startCommand) {
 	if (!bot->isBot() || !bot->botInfo->supportsAttachMenu) {
+		Ui::ShowMultilineToast({
+			.text = { tr::lng_bot_menu_not_supported(tr::now) },
+		});
 		return;
-	} else if (_addToMenuId) {
+	}
+	_addToMenuStartCommand = startCommand;
+	_addToMenuPeer = peer;
+	if (_addToMenuId) {
 		if (_addToMenuBot == bot) {
 			return;
 		}
@@ -408,19 +435,30 @@ void AttachWebView::requestAddToMenu(not_null<UserData*> bot) {
 		bot->inputUser
 	)).done([=](const MTPAttachMenuBotsBot &result) {
 		_addToMenuId = 0;
-		const auto requested = base::take(_addToMenuBot);
+		const auto bot = base::take(_addToMenuBot);
+		const auto contextPeer = base::take(_addToMenuPeer);
+		const auto startCommand = base::take(_addToMenuStartCommand);
+		const auto open = [=] {
+			if (!contextPeer) {
+				return false;
+			}
+			request(contextPeer, bot, { .startCommand = startCommand });
+			return true;
+		};
 		result.match([&](const MTPDattachMenuBotsBot &data) {
 			_session->data().processUsers(data.vusers());
-			if (const auto bot = ParseAttachBot(_session, data.vbot())) {
-				if (requested == bot->user) {
-					if (bot->inactive) {
-						confirmAddToMenu(*bot);
+			if (const auto parsed = ParseAttachBot(_session, data.vbot())) {
+				if (bot == parsed->user) {
+					if (parsed->inactive) {
+						confirmAddToMenu(*parsed, open);
 					} else {
 						requestBots();
-						Ui::ShowMultilineToast({
-							.text = {
-								tr::lng_bot_menu_already_added(tr::now) },
-						});
+						if (!open()) {
+							Ui::ShowMultilineToast({
+								.text = {
+									tr::lng_bot_menu_already_added(tr::now) },
+							});
+						}
 					}
 				}
 			}
@@ -428,6 +466,8 @@ void AttachWebView::requestAddToMenu(not_null<UserData*> bot) {
 	}).fail([=] {
 		_addToMenuId = 0;
 		_addToMenuBot = nullptr;
+		_addToMenuPeer = nullptr;
+		_addToMenuStartCommand = QString();
 		Ui::ShowMultilineToast({
 			.text = { tr::lng_bot_menu_not_supported(tr::now) },
 		});
@@ -443,21 +483,15 @@ void AttachWebView::removeFromMenu(not_null<UserData*> bot) {
 }
 
 void AttachWebView::resolve() {
-	if (!_bot) {
-		requestByUsername();
-	}
-}
-
-void AttachWebView::requestByUsername() {
 	resolveUsername(_botUsername, [=](not_null<PeerData*> bot) {
 		_bot = bot->asUser();
-		if (!_bot || !_bot->isBot() || !_bot->botInfo->supportsAttachMenu) {
+		if (!_bot) {
 			Ui::ShowMultilineToast({
 				.text = { tr::lng_bot_menu_not_supported(tr::now) }
 			});
 			return;
 		}
-		request();
+		requestAddToMenu(_peer, _bot, _startCommand);
 	});
 }
 
@@ -652,7 +686,7 @@ std::unique_ptr<Ui::DropdownMenu> MakeAttachBotsMenu(
 			const auto callback = [=] {
 				const auto active = controller->activeChatCurrent();
 				if (const auto history = active.history()) {
-					bots->request(history->peer, bot.user);
+					bots->request(history->peer, bot.user, {});
 				}
 			};
 			auto action = base::make_unique_q<BotAction>(

Telegram/SourceFiles/inline_bots/bot_attach_web_view.h

@@ -35,7 +35,7 @@ namespace InlineBots {
 
 struct AttachWebViewBot {
 	not_null<UserData*> user;
-	not_null<DocumentData*> icon;
+	DocumentData *icon = nullptr;
 	std::shared_ptr<Data::DocumentMedia> media;
 	QString name;
 	bool inactive = false;
@@ -48,13 +48,17 @@ public:
 
 	struct WebViewButton {
 		QString text;
+		QString startCommand;
 		QByteArray url;
 	};
-	void request(not_null<PeerData*> peer, const QString &botUsername);
+	void request(
+		not_null<PeerData*> peer,
+		const QString &botUsername,
+		const QString &startCommand);
 	void request(
 		not_null<PeerData*> peer,
 		not_null<UserData*> bot,
-		const WebViewButton &button = WebViewButton());
+		const WebViewButton &button);
 	void requestSimple(
 		not_null<UserData*> bot,
 		const WebViewButton &button);
@@ -69,15 +73,17 @@ public:
 		return _attachBotsUpdates.events();
 	}
 
-	void requestAddToMenu(not_null<UserData*> bot);
+	void requestAddToMenu(
+		PeerData *peer,
+		not_null<UserData*> bot,
+		const QString &startCommand);
 	void removeFromMenu(not_null<UserData*> bot);
 
 	static void ClearAll();
 
 private:
 	void resolve();
-	void request(const WebViewButton &button = WebViewButton());
-	void requestByUsername();
+	void request(const WebViewButton &button);
 	void resolveUsername(
 		const QString &username,
 		Fn<void(not_null<PeerData*>)> done);
@@ -101,6 +107,7 @@ private:
 	PeerData *_peer = nullptr;
 	UserData *_bot = nullptr;
 	QString _botUsername;
+	QString _startCommand;
 	QPointer<Ui::GenericBox> _confirmAddBox;
 	MsgId _replyToMsgId;
 
@@ -110,8 +117,10 @@ private:
 	uint64 _botsHash = 0;
 	mtpRequestId _botsRequestId = 0;
 
+	PeerData *_addToMenuPeer = nullptr;
 	UserData *_addToMenuBot = nullptr;
 	mtpRequestId _addToMenuId = 0;
+	QString _addToMenuStartCommand;
 
 	std::vector<AttachWebViewBot> _attachBots;
 	rpl::event_stream<> _attachBotsUpdates;

Telegram/SourceFiles/ui/chat/attach/attach_bot_webview.cpp

@@ -311,9 +311,9 @@ bool Panel::createWebview() {
 		}
 		const auto list = message.array();
 		const auto command = list.at(0).toString();
-		if (command == "webview_close") {
+		if (command == "web_app_close") {
 			_close();
-		} else if (command == "webview_data_send") {
+		} else if (command == "web_app_data_send") {
 			auto error = QJsonParseError();
 			auto json = list.at(1).toString();
 			const auto dictionary = QJsonDocument::fromJson(

Telegram/SourceFiles/window/window_session_controller.cpp

@@ -295,50 +295,12 @@ void SessionNavigation::showPeerByLinkResolved(
 		});
 
 		// Then try to join the voice chat.
-		const auto bad = [=] {
-			Ui::ShowMultilineToast({
-				.text = { tr::lng_group_invite_bad_link(tr::now) }
-			});
-		};
-		const auto hash = *info.voicechatHash;
-		_api.request(base::take(_resolveRequestId)).cancel();
-		_resolveRequestId = _api.request(
-			MTPchannels_GetFullChannel(peer->asChannel()->inputChannel)
-		).done([=](const MTPmessages_ChatFull &result) {
-			_session->api().processFullPeer(peer, result);
-			const auto call = peer->groupCall();
-			if (!call) {
-				bad();
-				return;
-			}
-			const auto join = [=] {
-				parentController()->startOrJoinGroupCall(
-					peer,
-					{ hash, Calls::StartGroupCallArgs::JoinConfirm::Always });
-			};
-			if (call->loaded()) {
-				join();
-				return;
-			}
-			const auto id = call->id();
-			const auto limit = 5;
-			_resolveRequestId = _api.request(
-				MTPphone_GetGroupCall(call->input(), MTP_int(limit))
-			).done([=](const MTPphone_GroupCall &result) {
-				if (const auto now = peer->groupCall()
-					; now && now->id() == id) {
-					if (!now->loaded()) {
-						now->processFullCall(result);
-					}
-					join();
-				} else {
-					bad();
-				}
-			}).fail(bad).send();
-		}).send();
+		joinVoiceChatFromLink(peer, info);
 		return;
 	}
 	using Scope = AddBotToGroupBoxController::Scope;
+	const auto user = peer->asUser();
+	const auto bot = (user && user->isBot()) ? user : nullptr;
 	const auto &replies = info.repliesInfo;
 	if (const auto threadId = std::get_if<ThreadId>(&replies)) {
 		showRepliesForMessage(
@@ -352,8 +314,10 @@ void SessionNavigation::showPeerByLinkResolved(
 			info.messageId,
 			commentId->id,
 			params);
-	} else if (info.messageId == ShowAtProfileMsgId && !peer->isChannel()) {
-		const auto user = peer->asUser();
+	} else if (bot
+		&& (info.startType == BotStartType::Group
+			|| info.startType == BotStartType::Channel
+			|| info.startType == BotStartType::ShareGame)) {
 		const auto scope = (info.startType == BotStartType::ShareGame)
 			? Scope::ShareGame
 			: (info.startType == BotStartType::Group)
@@ -361,47 +325,111 @@ void SessionNavigation::showPeerByLinkResolved(
 			: (info.startType == BotStartType::Channel)
 			? Scope::ChannelAdmin
 			: Scope::None;
-		if (!user || !user->isBot()) {
-			showPeerInfo(peer, params);
-		} else if (scope != Scope::None) {
-			AddBotToGroupBoxController::Start(
-				user,
-				scope,
-				info.startToken,
-				info.startAdminRights);
-		} else {
+		Assert(scope != Scope::None);
+
+		AddBotToGroupBoxController::Start(
+			bot,
+			scope,
+			info.startToken,
+			info.startAdminRights);
+	} else if (info.messageId == ShowAtProfileMsgId) {
+		if (bot) {
 			// Always open bot chats, even from mention links.
 			crl::on_main(this, [=] {
-				showPeerHistory(peer->id, params);
+				showPeerHistory(bot->id, params);
 			});
+		} else {
+			showPeerInfo(peer, params);
 		}
 	} else {
-		const auto user = peer->asUser();
-		auto msgId = info.messageId;
-		if (msgId == ShowAtProfileMsgId || !peer->isChannel()) {
-			// Show specific posts only in channels / supergroups.
-			msgId = ShowAtUnreadMsgId;
-		}
+		// Show specific posts only in channels / supergroups.
+		const auto msgId = peer->isChannel()
+			? info.messageId
+			: ShowAtUnreadMsgId;
 		const auto attachBotUsername = info.attachBotUsername;
-		if (user
-			&& user->isBot()
-			&& user->botInfo->startToken != info.startToken) {
-			user->botInfo->startToken = info.startToken;
-			user->session().changes().peerUpdated(
-				user,
+		if (bot && bot->botInfo->startToken != info.startToken) {
+			bot->botInfo->startToken = info.startToken;
+			bot->session().changes().peerUpdated(
+				bot,
 				Data::PeerUpdate::Flag::BotStartToken);
 		}
-		if (user && info.attachBotToggle) {
-			user->session().attachWebView().requestAddToMenu(user);
+		if (!attachBotUsername.isEmpty()) {
+			crl::on_main(this, [=] {
+				showPeerHistory(peer->id, params, msgId);
+				peer->session().attachWebView().request(
+					peer,
+					attachBotUsername,
+					info.attachBotToggleCommand.value_or(QString()));
+			});
+		} else if (bot && info.attachBotToggleCommand) {
+			const auto itemId = info.clickFromMessageId;
+			const auto item = _session->data().message(itemId);
+			const auto contextPeer = item
+				? item->history()->peer.get()
+				: nullptr;
+			const auto contextUser = contextPeer
+				? contextPeer->asUser()
+				: nullptr;
+			bot->session().attachWebView().requestAddToMenu(
+				contextUser,
+				bot,
+				*info.attachBotToggleCommand);
 		} else {
 			crl::on_main(this, [=] {
 				showPeerHistory(peer->id, params, msgId);
-				peer->session().attachWebView().request(peer, attachBotUsername);
 			});
 		}
 	}
 }
 
+void SessionNavigation::joinVoiceChatFromLink(
+		not_null<PeerData*> peer,
+		const PeerByLinkInfo &info) {
+	Expects(info.voicechatHash.has_value());
+
+	const auto bad = [=] {
+		Ui::ShowMultilineToast({
+			.text = { tr::lng_group_invite_bad_link(tr::now) }
+		});
+	};
+	const auto hash = *info.voicechatHash;
+	_api.request(base::take(_resolveRequestId)).cancel();
+	_resolveRequestId = _api.request(
+		MTPchannels_GetFullChannel(peer->asChannel()->inputChannel)
+	).done([=](const MTPmessages_ChatFull &result) {
+		_session->api().processFullPeer(peer, result);
+		const auto call = peer->groupCall();
+		if (!call) {
+			bad();
+			return;
+		}
+		const auto join = [=] {
+			parentController()->startOrJoinGroupCall(
+				peer,
+				{ hash, Calls::StartGroupCallArgs::JoinConfirm::Always });
+		};
+		if (call->loaded()) {
+			join();
+			return;
+		}
+		const auto id = call->id();
+		const auto limit = 5;
+		_resolveRequestId = _api.request(
+			MTPphone_GetGroupCall(call->input(), MTP_int(limit))
+		).done([=](const MTPphone_GroupCall &result) {
+			if (const auto now = peer->groupCall()
+				; now && now->id() == id) {
+				if (!now->loaded()) {
+					now->processFullCall(result);
+				}
+				join();
+			} else {
+				bad();
+			}
+		}).fail(bad).send();
+	}).send();
+}
+
 void SessionNavigation::showRepliesForMessage(
 		not_null<History*> history,
 		MsgId rootId,

Telegram/SourceFiles/window/window_session_controller.h

@@ -196,7 +196,7 @@ public:
 		QString startToken;
 		ChatAdminRights startAdminRights;
 		QString attachBotUsername;
-		bool attachBotToggle = false;
+		std::optional<QString> attachBotToggleCommand;
 		std::optional<QString> voicechatHash;
 		FullMsgId clickFromMessageId;
 	};
@@ -267,6 +267,9 @@ private:
 	void showPeerByLinkResolved(
 		not_null<PeerData*> peer,
 		const PeerByLinkInfo &info);
+	void joinVoiceChatFromLink(
+		not_null<PeerData*> peer,
+		const PeerByLinkInfo &info);
 
 	const not_null<Main::Session*> _session;