Show transfer community button, set 2sv password.

Telegram/Resources/langs/lang.strings

@@ -1651,6 +1651,20 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_rights_chat_banned_custom" = "Custom";
 "lng_rights_chat_banned_custom_date" = "Until {date}";
 
+"lng_rights_transfer_group" = "Transfer group ownership";
+"lng_rights_transfer_channel" = "Transfer channel ownership";
+"lng_rights_transfer_check" = "Security check";
+"lng_rights_transfer_check_about" = "You can transfer this group to {user} only if you have:";
+"lng_rights_transfer_check_password" = "• Enabled **2-Step Verification** more than **7 days** ago.";
+"lng_rights_transfer_check_session" = "• Logged in on this device more than **24 hours** ago.";
+"lng_rights_transfer_check_later" = "Please come back later.";
+"lng_rights_transfer_set_password" = "Set password";
+"lng_rights_transfer_about" = "This will transfer the full **owner rights** for {group} to {user}.";
+"lng_rights_transfer_sure" = "Change owner";
+"lng_rights_transfer_password" = "Please enter your password to complete the transfer.";
+"lng_rights_transfer_done_group" = "{user} is now the owner of the group.";
+"lng_rights_transfer_done_channel" = "{user} is now the owner of the channel.";
+
 "lng_restricted_send_message" = "The admins of this group restricted you from writing here.";
 "lng_restricted_send_media" = "The admins of this group restricted you from posting media content here.";
 "lng_restricted_send_stickers" = "The admins of this group restricted you from posting stickers here.";

Telegram/SourceFiles/boxes/boxes.style

@@ -985,3 +985,5 @@ addContactWarningMargin: margins(19px, 10px, 19px, 5px);
 blockUserConfirmation: FlatLabel(boxLabel) {
 	minWidth: 240px;
 }
+
+transferCheckWidth: 300px;

Telegram/SourceFiles/boxes/passcode_box.cpp

@@ -226,10 +226,17 @@ void PasscodeBox::setInnerFocus() {
 }
 
 void PasscodeBox::setPasswordDone(const QByteArray &newPasswordBytes) {
+	if (_replacedBy) {
+		_replacedBy->closeBox();
+	}
 	_setRequest = 0;
 	_newPasswordSet.fire_copy(newPasswordBytes);
-	auto text = lang(_reenterPasscode->isHidden() ? lng_cloud_password_removed : (_oldPasscode->isHidden() ? lng_cloud_password_was_set : lng_cloud_password_updated));
-	getDelegate()->show(Box<InformBox>(text), LayerOption::CloseOther);
+	const auto weak = make_weak(this);
+	const auto text = lang(_reenterPasscode->isHidden() ? lng_cloud_password_removed : (_oldPasscode->isHidden() ? lng_cloud_password_was_set : lng_cloud_password_updated));
+	getDelegate()->show(Box<InformBox>(text));
+	if (weak) {
+		closeBox();
+	}
 }
 
 void PasscodeBox::closeReplacedBy() {
@@ -353,8 +360,7 @@ void PasscodeBox::validateEmail(
 			submit,
 			resend,
 			errors->events(),
-			resent->events()),
-		LayerOption::KeepOther);
+			resent->events()));
 
 	box->setCloseByOutsideClick(false);
 	box->setCloseByEscape(false);
@@ -441,9 +447,12 @@ void PasscodeBox::save(bool force) {
 		}
 		if (!_recoverEmail->isHidden() && email.isEmpty() && !force) {
 			_skipEmailWarning = true;
-			_replacedBy = getDelegate()->show(Box<ConfirmBox>(lang(lng_cloud_password_about_recover), lang(lng_cloud_password_skip_email), st::attentionBoxButton, crl::guard(this, [this] {
-				save(true);
-			})));
+			_replacedBy = getDelegate()->show(
+				Box<ConfirmBox>(
+					lang(lng_cloud_password_about_recover),
+					lang(lng_cloud_password_skip_email),
+					st::attentionBoxButton,
+					crl::guard(this, [this] { save(true); })));
 		} else if (_newPasscode->isHidden()) {
 			clearCloudPassword(old);
 		} else if (_oldPasscode->isHidden()) {
@@ -452,6 +461,7 @@ void PasscodeBox::save(bool force) {
 			changeCloudPassword(old, pwd);
 		}
 	} else {
+		closeReplacedBy();
 		const auto weak = make_weak(this);
 		cSetPasscodeBadTries(0);
 		Local::setPasscode(pwd.toUtf8());

Telegram/SourceFiles/boxes/peers/edit_linked_chat_box.cpp

@@ -163,7 +163,7 @@ void Controller::choose(not_null<ChatData*> chat) {
 	}
 	text.append("\n\n" + lang(lng_manage_discussion_group_private));
 	text.append("\n\n");
-	text.append(lng_manage_discussion_group_warning__generic(
+	text.append(lng_manage_discussion_group_warning__rich(
 		lt_visible,
 		Ui::Text::Bold(lang(lng_manage_discussion_group_visible))));
 	const auto box = std::make_shared<QPointer<BoxContent>>();

Telegram/SourceFiles/boxes/peers/edit_participant_box.cpp

@@ -10,18 +10,28 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "lang/lang_keys.h"
 #include "ui/wrap/vertical_layout.h"
 #include "ui/wrap/padding_wrap.h"
+#include "ui/wrap/slide_wrap.h"
 #include "ui/widgets/checkbox.h"
 #include "ui/widgets/labels.h"
 #include "ui/widgets/buttons.h"
+#include "ui/text/text_utilities.h"
 #include "ui/text_options.h"
 #include "ui/special_buttons.h"
+#include "info/profile/info_profile_button.h"
+#include "settings/settings_privacy_security.h"
 #include "boxes/calendar_box.h"
+#include "boxes/generic_box.h"
 #include "boxes/peers/edit_peer_permissions_box.h"
+#include "boxes/peers/edit_peer_info_box.h"
 #include "data/data_peer_values.h"
 #include "data/data_channel.h"
 #include "data/data_chat.h"
 #include "data/data_user.h"
+#include "core/core_cloud_password.h"
+#include "apiwrap.h"
+#include "auth_session.h"
 #include "styles/style_boxes.h"
+#include "styles/style_info.h"
 
 namespace {
 
@@ -29,6 +39,64 @@ constexpr auto kMaxRestrictDelayDays = 366;
 constexpr auto kSecondsInDay = 24 * 60 * 60;
 constexpr auto kSecondsInWeek = 7 * kSecondsInDay;
 
+enum class PasswordErrorType {
+	None,
+	NoPassword,
+	Later,
+};
+
+void SetCloudPassword(not_null<GenericBox*> box, not_null<UserData*> user) {
+	user->session().api().reloadPasswordState();
+	user->session().api().passwordState(
+	) | rpl::start_with_next([=] {
+		using namespace Settings;
+		const auto weak = make_weak(box);
+		if (CheckEditCloudPassword()) {
+			box->getDelegate()->show(
+				EditCloudPasswordBox(&user->session()));
+		} else {
+			box->getDelegate()->show(CloudPasswordAppOutdatedBox());
+		}
+		if (weak) {
+			weak->closeBox();
+		}
+	}, box->lifetime());
+}
+
+void TransferPasswordError(
+		not_null<GenericBox*> box,
+		not_null<UserData*> user,
+		PasswordErrorType error) {
+	box->setTitle(langFactory(lng_rights_transfer_check));
+	box->setWidth(st::transferCheckWidth);
+
+	auto text = lng_rights_transfer_check_about__rich(
+		lt_user,
+		Ui::Text::Bold(user->shortName())
+	).append('\n').append('\n').append(
+		Ui::Text::RichLangValue(lang(lng_rights_transfer_check_password))
+	).append('\n').append('\n').append(
+		Ui::Text::RichLangValue(lang(lng_rights_transfer_check_session))
+	);
+	if (error == PasswordErrorType::Later) {
+		text.append('\n').append('\n').append(
+			Ui::Text::RichLangValue(lang(lng_rights_transfer_check_later))
+		);
+	}
+	box->addRow(object_ptr<Ui::FlatLabel>(
+		box,
+		rpl::single(text),
+		st::boxLabel));
+	if (error == PasswordErrorType::Later) {
+		box->addButton(langFactory(lng_box_ok), [=] { box->closeBox(); });
+	} else {
+		box->addButton(langFactory(lng_rights_transfer_set_password), [=] {
+			SetCloudPassword(box, user);
+		});
+		box->addButton(langFactory(lng_cancel), [=] { box->closeBox(); });
+	}
+}
+
 } // namespace
 
 class EditParticipantBox::Inner : public Ui::RpWidget {
@@ -244,6 +312,7 @@ void EditAdminBox::prepare() {
 		return result;
 	}();
 
+	const auto isGroup = chat || channel->isMegagroup();
 	const auto anyoneCanAddMembers = chat
 		? chat->anyoneCanAddMembers()
 		: channel->anyoneCanAddMembers();
@@ -252,18 +321,31 @@ void EditAdminBox::prepare() {
 		lng_rights_edit_admin_header,
 		prepareFlags,
 		disabledMessages,
-		peer()->isChat() || peer()->isMegagroup(),
+		isGroup,
 		anyoneCanAddMembers);
 	addControl(std::move(checkboxes), QMargins());
 
-	_aboutAddAdmins = addControl(
-		object_ptr<Ui::FlatLabel>(this, st::boxLabel),
-		st::rightsAboutMargin);
-	rpl::single(
+	auto selectedFlags = rpl::single(
 		getChecked()
 	) | rpl::then(std::move(
 		changes
-	)) | rpl::map(
+	));
+	if (canTransferOwnership()) {
+		const auto allFlags = FullAdminRights(isGroup);
+		setupTransferButton(
+			isGroup
+		)->toggleOn(rpl::duplicate(
+			selectedFlags
+		) | rpl::map(
+			((_1 & allFlags) == allFlags)
+		))->setDuration(0);
+	}
+	_aboutAddAdmins = addControl(
+		object_ptr<Ui::FlatLabel>(this, st::boxLabel),
+		st::rightsAboutMargin);
+	std::move(
+		selectedFlags
+	) | rpl::map(
 		(_1 & Flag::f_add_admins) != 0
 	) | rpl::distinct_until_changed(
 	) | rpl::start_with_next([=](bool checked) {
@@ -289,6 +371,88 @@ void EditAdminBox::prepare() {
 	}
 }
 
+bool EditAdminBox::canTransferOwnership() const {
+	if (user()->isInaccessible() || user()->isBot()) {
+		return false;
+	} else if (const auto chat = peer()->asChat()) {
+		return chat->amCreator();
+	} else if (const auto channel = peer()->asChannel()) {
+		return channel->amCreator();
+	}
+	Unexpected("Chat type in EditAdminBox::canTransferOwnership.");
+}
+
+not_null<Ui::SlideWrap<Ui::RpWidget>*> EditAdminBox::setupTransferButton(
+		bool isGroup) {
+	const auto wrap = addControl(
+		object_ptr<Ui::SlideWrap<Ui::VerticalLayout>>(
+			this,
+			object_ptr<Ui::VerticalLayout>(this)));
+
+	const auto container = wrap->entity();
+	const auto addDivider = [&] {
+		container->add(
+			object_ptr<BoxContentDivider>(container),
+			{ 0, st::infoProfileSkip, 0, st::infoProfileSkip });
+	};
+
+	addDivider();
+	container->add(EditPeerInfoBox::CreateButton(
+		this,
+		Lang::Viewer(isGroup
+			? lng_rights_transfer_group
+			: lng_rights_transfer_channel),
+		rpl::single(QString()),
+		[=] { transferOwnership(); },
+		st::peerPermissionsButton));
+	addDivider();
+
+	return wrap;
+}
+
+void EditAdminBox::transferOwnership() {
+	if (_checkTransferRequestId) {
+		return;
+	}
+	const auto channel = peer()->isChannel()
+		? peer()->asChannel()->inputChannel
+		: MTP_inputChannelEmpty();
+	const auto api = &peer()->session().api();
+	_checkTransferRequestId = api->request(MTPchannels_EditCreator(
+		channel,
+		MTP_inputUserEmpty(),
+		MTP_inputCheckPasswordEmpty()
+	)).fail([=](const RPCError &error) {
+		_checkTransferRequestId = 0;
+		if (!handleTransferPasswordError(error)) {
+			requestTransferPassword();
+		}
+	}).send();
+}
+
+bool EditAdminBox::handleTransferPasswordError(const RPCError &error) {
+	const auto type = [&] {
+		const auto &type = error.type();
+		if (type == qstr("PASSWORD_MISSING")) {
+			return PasswordErrorType::NoPassword;
+		} else if (type.startsWith(qstr("PASSWORD_TOO_FRESH_"))
+			|| type.startsWith(qstr("SESSION_TOO_FRESH_"))) {
+			return PasswordErrorType::Later;
+		}
+		return PasswordErrorType::None;
+	}();
+	if (type == PasswordErrorType::None) {
+		return false;
+	}
+
+	getDelegate()->show(Box(TransferPasswordError, user(), type));
+	return true;
+}
+
+void EditAdminBox::requestTransferPassword() {
+
+}
+
 void EditAdminBox::refreshAboutAddAdminsText(bool canAddAdmins) {
 	_aboutAddAdmins->setText([&] {
 		if (!canSave()) {

Telegram/SourceFiles/boxes/peers/edit_participant_box.h

@@ -16,6 +16,8 @@ class LinkButton;
 class Checkbox;
 class Radiobutton;
 class RadiobuttonGroup;
+template <typename Widget>
+class SlideWrap;
 } // namespace Ui
 
 class CalendarBox;
@@ -77,15 +79,21 @@ private:
 
 	static MTPChatAdminRights Defaults(not_null<PeerData*> peer);
 
+	void transferOwnership();
+	bool handleTransferPasswordError(const RPCError &error);
+	void requestTransferPassword();
 	bool canSave() const {
 		return !!_saveCallback;
 	}
 	void refreshAboutAddAdminsText(bool canAddAdmins);
+	bool canTransferOwnership() const;
+	not_null<Ui::SlideWrap<Ui::RpWidget>*> setupTransferButton(bool isGroup);
 
 	const MTPChatAdminRights _oldRights;
 	Fn<void(MTPChatAdminRights, MTPChatAdminRights)> _saveCallback;
 
 	QPointer<Ui::FlatLabel> _aboutAddAdmins;
+	mtpRequestId _checkTransferRequestId = 0;
 
 };
 

Telegram/SourceFiles/boxes/peers/edit_peer_permissions_box.cpp

@@ -95,7 +95,7 @@ std::vector<std::pair<ChatRestrictions, LangKey>> RestrictionLabels() {
 	const auto restrictions = Data::ListOfRestrictions();
 	auto i = 0;
 	for (const auto key : langKeys) {
-		vector.push_back({restrictions[i++], key});
+		vector.emplace_back(restrictions[i++], key);
 	}
 	return vector;
 }
@@ -276,6 +276,14 @@ ChatRestrictions FixDependentRestrictions(ChatRestrictions restrictions) {
 	return restrictions;
 }
 
+ChatAdminRights FullAdminRights(bool isGroup) {
+	auto result = ChatAdminRights();
+	for (const auto &[flag, label] : AdminRightLabels(isGroup, true)) {
+		result |= flag;
+	}
+	return result;
+}
+
 EditPeerPermissionsBox::EditPeerPermissionsBox(
 	QWidget*,
 	not_null<PeerData*> peer)

Telegram/SourceFiles/boxes/peers/edit_peer_permissions_box.h

@@ -58,3 +58,4 @@ EditFlagsControl<MTPDchatAdminRights::Flags> CreateEditAdminRights(
 
 ChatAdminRights DisabledByDefaultRestrictions(not_null<PeerData*> peer);
 ChatRestrictions FixDependentRestrictions(ChatRestrictions restrictions);
+ChatAdminRights FullAdminRights(bool isGroup);

Telegram/SourceFiles/history/admin_log/history_admin_log_item.cpp

@@ -133,7 +133,7 @@ TextWithEntities GenerateAdminChangeText(
 
 	auto newFlags = newRights ? newRights->c_chatAdminRights().vflags.v : MTPDchatAdminRights::Flags(0);
 	auto prevFlags = prevRights ? prevRights->c_chatAdminRights().vflags.v : MTPDchatAdminRights::Flags(0);
-	auto result = lng_admin_log_promoted__generic(lt_user, user);
+	auto result = lng_admin_log_promoted__rich(lt_user, user);
 
 	auto useInviteLinkPhrase = channel->isMegagroup() && channel->anyoneCanAddMembers();
 	auto invitePhrase = (useInviteLinkPhrase ? lng_admin_log_admin_invite_link : lng_admin_log_admin_invite_users);
@@ -201,14 +201,14 @@ TextWithEntities GenerateBannedChangeText(
 	auto newUntil = newRights ? newRights->c_chatBannedRights().vuntil_date.v : TimeId(0);
 	auto indefinitely = ChannelData::IsRestrictedForever(newUntil);
 	if (newFlags & Flag::f_view_messages) {
-		return lng_admin_log_banned__generic(lt_user, user);
+		return lng_admin_log_banned__rich(lt_user, user);
 	}
 	auto untilText = indefinitely
 		? lang(lng_admin_log_restricted_forever)
 		: lng_admin_log_restricted_until(
 			lt_date,
 			langDateTime(ParseDateTime(newUntil)));
-	auto result = lng_admin_log_restricted__generic(
+	auto result = lng_admin_log_restricted__rich(
 		lt_user,
 		user,
 		lt_until,
@@ -241,7 +241,7 @@ auto GenerateUserString(MTPint userId) {
 		EntityType::Mention,
 		0,
 		mention.text.size() });
-	return lng_admin_log_user_with_username__generic(lt_name, name, lt_mention, mention);
+	return lng_admin_log_user_with_username__rich(lt_name, name, lt_mention, mention);
 }
 
 auto GenerateParticipantChangeTextInner(
@@ -251,7 +251,7 @@ auto GenerateParticipantChangeTextInner(
 	const auto oldType = oldParticipant ? oldParticipant->type() : 0;
 	return participant.match([&](const MTPDchannelParticipantCreator &data) {
 		// No valid string here :(
-		return lng_admin_log_invited__generic(
+		return lng_admin_log_invited__rich(
 			lt_user,
 			GenerateUserString(data.vuser_id));
 	}, [&](const MTPDchannelParticipantAdmin &data) {
@@ -285,7 +285,7 @@ auto GenerateParticipantChangeTextInner(
 				nullptr,
 				&oldParticipant->c_channelParticipantBanned().vbanned_rights);
 		}
-		return lng_admin_log_invited__generic(lt_user, user);
+		return lng_admin_log_invited__rich(lt_user, user);
 	});
 }
 

Telegram/SourceFiles/lang/lang_cloud_manager.cpp

@@ -16,6 +16,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "boxes/confirm_box.h"
 #include "ui/wrap/padding_wrap.h"
 #include "ui/widgets/labels.h"
+#include "ui/text/text_utilities.h"
 #include "lang/lang_file_parser.h"
 #include "core/file_utilities.h"
 #include "core/click_handler_types.h"
@@ -72,42 +73,23 @@ ConfirmSwitchBox::ConfirmSwitchBox(
 void ConfirmSwitchBox::prepare() {
 	setTitle(langFactory(lng_language_switch_title));
 
-	auto link = TextWithEntities{ lang(lng_language_switch_link) };
-	link.entities.push_back({
-		EntityType::CustomUrl,
-		0,
-		link.text.size(),
-		QString("internal:go_to_translations") });
-	auto name = TextWithEntities{ _name };
-	name.entities.push_back({
-		EntityType::Bold,
-		0,
-		name.text.size() });
-	auto percent = TextWithEntities{ QString::number(_percent) };
-	percent.entities.push_back({
-		EntityType::Bold,
-		0,
-		percent.text.size() });
 	const auto text = (_official
 		? lng_language_switch_about_official__rich
 		: lng_language_switch_about_unofficial__rich)(
 		lt_lang_name,
-		name,
+		Ui::Text::Bold(_name),
 		lt_percent,
-		percent,
+		Ui::Text::Bold(QString::number(_percent)),
 		lt_link,
-		link);
-	auto content = Ui::CreateChild<Ui::PaddingWrap<Ui::FlatLabel>>(
+		Ui::Text::Link(lang(lng_language_switch_link), _editLink));
+	const auto content = Ui::CreateChild<Ui::PaddingWrap<Ui::FlatLabel>>(
 		this,
 		object_ptr<Ui::FlatLabel>(
 			this,
 			rpl::single(text),
 			st::boxLabel),
 		QMargins{ st::boxPadding.left(), 0, st::boxPadding.right(), 0 });
-	content->entity()->setClickHandlerFilter([=](auto&&...) {
-		UrlClickHandler::Open(_editLink);
-		return false;
-	});
+	content->entity()->setLinksTrusted();
 
 	addButton(langFactory(lng_language_switch_apply), [=] {
 		const auto apply = _apply;
@@ -133,29 +115,19 @@ NotReadyBox::NotReadyBox(
 void NotReadyBox::prepare() {
 	setTitle(langFactory(lng_language_not_ready_title));
 
-	auto link = TextWithEntities{ lang(lng_language_not_ready_link) };
-	link.entities.push_back({
-		EntityType::CustomUrl,
-		0,
-		link.text.size(),
-		QString("internal:go_to_translations") });
-	auto name = TextWithEntities{ _name };
-	const auto text = lng_language_not_ready_about__generic(
+	const auto text = lng_language_not_ready_about__rich(
 		lt_lang_name,
-		name,
+		TextWithEntities{ _name },
 		lt_link,
-		link);
-	auto content = Ui::CreateChild<Ui::PaddingWrap<Ui::FlatLabel>>(
+		Ui::Text::Link(lang(lng_language_not_ready_link), _editLink));
+	const auto content = Ui::CreateChild<Ui::PaddingWrap<Ui::FlatLabel>>(
 		this,
 		object_ptr<Ui::FlatLabel>(
 			this,
 			rpl::single(text),
 			st::boxLabel),
 		QMargins{ st::boxPadding.left(), 0, st::boxPadding.right(), 0 });
-	content->entity()->setClickHandlerFilter([=](auto&&...) {
-		UrlClickHandler::Open(_editLink);
-		return false;
-	});
+	content->entity()->setLinksTrusted();
 
 	addButton(langFactory(lng_box_ok), [=] { closeBox(); });
 

Telegram/SourceFiles/settings/settings_privacy_security.cpp

@@ -238,82 +238,6 @@ void SetupLocalPasscode(not_null<Ui::VerticalLayout*> container) {
 	AddSkip(container);
 }
 
-bool CheckEditCloudPassword() {
-	const auto current = Auth().api().passwordStateCurrent();
-	Assert(current.has_value());
-	if (!current->unknownAlgorithm
-		&& current->newPassword
-		&& current->newSecureSecret) {
-		return true;
-	}
-	auto box = std::make_shared<QPointer<BoxContent>>();
-	const auto callback = [=] {
-		Core::UpdateApplication();
-		if (*box) (*box)->closeBox();
-	};
-	*box = Ui::show(Box<ConfirmBox>(
-		lang(lng_passport_app_out_of_date),
-		lang(lng_menu_update),
-		callback));
-	return false;
-}
-
-void EditCloudPassword() {
-	const auto current = Auth().api().passwordStateCurrent();
-	Assert(current.has_value());
-
-	const auto box = Ui::show(Box<PasscodeBox>(
-		current->request,
-		current->newPassword,
-		current->hasRecovery,
-		current->notEmptyPassport,
-		current->hint,
-		current->newSecureSecret));
-
-	rpl::merge(
-		box->newPasswordSet() | rpl::map([] { return rpl::empty_value(); }),
-		box->passwordReloadNeeded()
-	) | rpl::start_with_next([=] {
-		Auth().api().reloadPasswordState();
-	}, box->lifetime());
-
-	box->clearUnconfirmedPassword(
-	) | rpl::start_with_next([=] {
-		Auth().api().clearUnconfirmedPassword();
-	}, box->lifetime());
-}
-
-void RemoveCloudPassword() {
-	const auto current = Auth().api().passwordStateCurrent();
-	Assert(current.has_value());
-
-	if (!current->request) {
-		Auth().api().clearUnconfirmedPassword();
-		return;
-	}
-	const auto box = Ui::show(Box<PasscodeBox>(
-		current->request,
-		current->newPassword,
-		current->hasRecovery,
-		current->notEmptyPassport,
-		current->hint,
-		current->newSecureSecret,
-		true));
-
-	rpl::merge(
-		box->newPasswordSet(
-		) | rpl::map([] { return rpl::empty_value(); }),
-		box->passwordReloadNeeded()
-	) | rpl::start_with_next([=] {
-		Auth().api().reloadPasswordState();
-	}, box->lifetime());
-
-	box->clearUnconfirmedPassword(
-	) | rpl::start_with_next([=] {
-		Auth().api().clearUnconfirmedPassword();
-	}, box->lifetime());
-}
-
 void SetupCloudPassword(not_null<Ui::VerticalLayout*> container) {
 	using namespace rpl::mappers;
 	using State = Core::CloudPasswordState;
@@ -396,7 +320,9 @@ void SetupCloudPassword(not_null<Ui::VerticalLayout*> container) {
 	))->setDuration(0);
 	change->entity()->addClickHandler([] {
 		if (CheckEditCloudPassword()) {
-			EditCloudPassword();
+			Ui::show(EditCloudPasswordBox(&Auth()));
+		} else {
+			Ui::show(CloudPasswordAppOutdatedBox());
 		}
 	});
 
@@ -437,6 +363,8 @@ void SetupCloudPassword(not_null<Ui::VerticalLayout*> container) {
 	const auto remove = [] {
 		if (CheckEditCloudPassword()) {
 			RemoveCloudPassword();
+		} else {
+			Ui::show(CloudPasswordAppOutdatedBox());
 		}
 	};
 	const auto disable = container->add(
@@ -537,6 +465,91 @@ int ExceptionUsersCount(const std::vector<not_null<PeerData*>> &exceptions) {
 	return ranges::accumulate(exceptions, 0, add);
 }
 
+bool CheckEditCloudPassword() {
+	const auto current = Auth().api().passwordStateCurrent();
+	Assert(current.has_value());
+
+	if (!current->unknownAlgorithm
+		&& current->newPassword
+		&& current->newSecureSecret) {
+		return true;
+	}
+	return false;
+}
+
+object_ptr<BoxContent> EditCloudPasswordBox(not_null<AuthSession*> session) {
+	const auto current = session->api().passwordStateCurrent();
+	Assert(current.has_value());
+
+	auto result = Box<PasscodeBox>(
+		current->request,
+		current->newPassword,
+		current->hasRecovery,
+		current->notEmptyPassport,
+		current->hint,
+		current->newSecureSecret);
+	const auto box = result.data();
+
+	rpl::merge(
+		box->newPasswordSet() | rpl::map([] { return rpl::empty_value(); }),
+		box->passwordReloadNeeded()
+	) | rpl::start_with_next([=] {
+		session->api().reloadPasswordState();
+	}, box->lifetime());
+
+	box->clearUnconfirmedPassword(
+	) | rpl::start_with_next([=] {
+		session->api().clearUnconfirmedPassword();
+	}, box->lifetime());
+
+	return std::move(result);
+}
+
+void RemoveCloudPassword() {
+	const auto current = Auth().api().passwordStateCurrent();
+	Assert(current.has_value());
+
+	if (!current->request) {
+		Auth().api().clearUnconfirmedPassword();
+		return;
+	}
+	const auto box = Ui::show(Box<PasscodeBox>(
+		current->request,
+		current->newPassword,
+		current->hasRecovery,
+		current->notEmptyPassport,
+		current->hint,
+		current->newSecureSecret,
+		true));
+
+	rpl::merge(
+		box->newPasswordSet(
+		) | rpl::map([] { return rpl::empty_value(); }),
+		box->passwordReloadNeeded()
+	) | rpl::start_with_next([=] {
+		Auth().api().reloadPasswordState();
+	}, box->lifetime());
+
+	box->clearUnconfirmedPassword(
+	) | rpl::start_with_next([=] {
+		Auth().api().clearUnconfirmedPassword();
+	}, box->lifetime());
+}
+
+object_ptr<BoxContent> CloudPasswordAppOutdatedBox() {
+	auto box = std::make_shared<QPointer<BoxContent>>();
+	const auto callback = [=] {
+		Core::UpdateApplication();
+		if (*box) (*box)->closeBox();
+	};
+	auto result = Box<ConfirmBox>(
+		lang(lng_passport_app_out_of_date),
+		lang(lng_menu_update),
+		callback);
+	*box = result.data();
+	return std::move(result);
+}
+
 void AddPrivacyButton(
 		not_null<Ui::VerticalLayout*> container,
 		LangKey label,

Telegram/SourceFiles/settings/settings_privacy_security.h

@@ -16,6 +16,11 @@ namespace Settings {
 
 int ExceptionUsersCount(const std::vector<not_null<PeerData*>> &exceptions);
 
+bool CheckEditCloudPassword();
+object_ptr<BoxContent> EditCloudPasswordBox(not_null<AuthSession*> session);
+void RemoveCloudPassword();
+object_ptr<BoxContent> CloudPasswordAppOutdatedBox();
+
 void AddPrivacyButton(
 	not_null<Ui::VerticalLayout*> container,
 	LangKey label,

Telegram/SourceFiles/window/layer_widget.cpp

@@ -552,8 +552,6 @@ void LayerStackWidget::startAnimation(
 		ClearOld clearOldWidgets,
 		Action action,
 		anim::type animated) {
-	if (App::quitting()) return;
-
 	if (animated == anim::type::instant) {
 		setupNewWidgets();
 		clearOldWidgets();
@@ -845,7 +843,13 @@ void LayerStackWidget::sendFakeMouseEvent() {
 	sendSynteticMouseEvent(this, QEvent::MouseMove, Qt::NoButton);
 }
 
-LayerStackWidget::~LayerStackWidget() = default;
+LayerStackWidget::~LayerStackWidget() {
+	// Some layer destructors call back into LayerStackWidget.
+	while (!_layers.empty() || !_closingLayers.empty()) {
+		hideAll(anim::type::instant);
+		clearClosingLayers();
+	}
+}
 
 } // namespace Window