Support invite link label editing.

Telegram/Resources/langs/lang.strings

@@ -1307,6 +1307,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_invite_link_expired" = "Expired";
 "lng_group_invite_edit_title" = "Edit Link";
 "lng_group_invite_new_title" = "New Link";
+"lng_group_invite_label_header" = "Label (optional)";
+"lng_group_invite_label_about" = "Add an optional link label.";
 "lng_group_invite_expire_title" = "Limit by time period";
 "lng_group_invite_expire_about" = "You can make the link expire after a certain time.";
 "lng_group_invite_expire_never" = "No limit";
@@ -2526,6 +2528,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_admin_log_edited_invite_link" = "edited invite link {link}";
 "lng_admin_log_invite_link_expire_date" = "Expire date: {previous} -> {limit}";
 "lng_admin_log_invite_link_usage_limit" = "Usage limit: {previous} -> {limit}";
+"lng_admin_log_invite_link_label" = "Label: {previous} -> {limit}";
 "lng_admin_log_invite_link_request_needed" = "Now admin approval is required to join.";
 "lng_admin_log_invite_link_request_not_needed" = "Now admin approval is not required to join.";
 "lng_admin_log_restricted_forever" = "indefinitely";

Telegram/SourceFiles/api/api_invite_links.cpp

@@ -70,6 +70,7 @@ InviteLinks::InviteLinks(not_null<ApiWrap*> api) : _api(api) {
 void InviteLinks::create(
 		not_null<PeerData*> peer,
 		Fn<void(Link)> done,
+		const QString &label,
 		TimeId expireDate,
 		int usageLimit,
 		bool requestApproval) {
@@ -77,6 +78,7 @@ void InviteLinks::create(
 		peer,
 		std::move(done),
 		false,
+		label,
 		expireDate,
 		usageLimit,
 		requestApproval);
@@ -86,6 +88,7 @@ void InviteLinks::performCreate(
 		not_null<PeerData*> peer,
 		Fn<void(Link)> done,
 		bool revokeLegacyPermanent,
+		const QString &label,
 		TimeId expireDate,
 		int usageLimit,
 		bool requestApproval) {
@@ -106,6 +109,7 @@ void InviteLinks::performCreate(
 		MTP_flags((revokeLegacyPermanent
 			? Flag::f_legacy_revoke_permanent
 			: Flag(0))
+			| (!label.isEmpty() ? Flag::f_title : Flag(0))
 			| (expireDate ? Flag::f_expire_date : Flag(0))
 			| ((!requestApproval && usageLimit)
 				? Flag::f_usage_limit
@@ -114,7 +118,7 @@ void InviteLinks::performCreate(
 		peer->input,
 		MTP_int(expireDate),
 		MTP_int(usageLimit),
-		MTPstring() // title
+		MTP_string(label)
 	)).done([=](const MTPExportedChatInvite &result) {
 		const auto callbacks = _createCallbacks.take(peer);
 		const auto link = prepend(peer, peer->session().user(), result);
@@ -212,6 +216,7 @@ void InviteLinks::edit(
 		not_null<PeerData*> peer,
 		not_null<UserData*> admin,
 		const QString &link,
+		const QString &label,
 		TimeId expireDate,
 		int usageLimit,
 		bool requestApproval,
@@ -222,6 +227,7 @@ void InviteLinks::edit(
 		link,
 		std::move(done),
 		false,
+		label,
 		expireDate,
 		usageLimit,
 		requestApproval);
@@ -233,6 +239,7 @@ void InviteLinks::performEdit(
 		const QString &link,
 		Fn<void(Link)> done,
 		bool revoke,
+		const QString &label,
 		TimeId expireDate,
 		int usageLimit,
 		bool requestApproval) {
@@ -253,6 +260,7 @@ void InviteLinks::performEdit(
 	}
 	using Flag = MTPmessages_EditExportedChatInvite::Flag;
 	const auto flags = (revoke ? Flag::f_revoked : Flag(0))
+		| (!revoke ? Flag::f_title : Flag(0))
 		| (!revoke ? Flag::f_expire_date : Flag(0))
 		| ((!revoke && !requestApproval) ? Flag::f_usage_limit : Flag(0))
 		| ((!revoke && (requestApproval || !usageLimit))
@@ -265,7 +273,7 @@ void InviteLinks::performEdit(
 		MTP_int(expireDate),
 		MTP_int(usageLimit),
 		MTP_bool(requestApproval),
-		MTPstring() // title
+		MTP_string(label)
 	)).done([=](const MTPmessages_ExportedChatInvite &result) {
 		const auto callbacks = _editCallbacks.take(key);
 		const auto peer = key.peer;
@@ -729,6 +737,7 @@ auto InviteLinks::parse(
 	return invite.match([&](const MTPDchatInviteExported &data) {
 		return Link{
 			.link = qs(data.vlink()),
+			.label = qs(data.vtitle().value_or_empty()),
 			.admin = peer->session().data().user(data.vadmin_id()),
 			.date = data.vdate().v,
 			.startDate = data.vstart_date().value_or_empty(),

Telegram/SourceFiles/api/api_invite_links.h

@@ -13,6 +13,7 @@ namespace Api {
 
 struct InviteLink {
 	QString link;
+	QString label;
 	not_null<UserData*> admin;
 	TimeId date = 0;
 	TimeId startDate = 0;
@@ -62,6 +63,7 @@ public:
 	void create(
 		not_null<PeerData*> peer,
 		Fn<void(Link)> done = nullptr,
+		const QString &label = QString(),
 		TimeId expireDate = 0,
 		int usageLimit = 0,
 		bool requestApproval = false);
@@ -69,6 +71,7 @@ public:
 		not_null<PeerData*> peer,
 		not_null<UserData*> admin,
 		const QString &link,
+		const QString &label,
 		TimeId expireDate,
 		int usageLimit,
 		bool requestApproval,
@@ -180,6 +183,7 @@ private:
 		const QString &link,
 		Fn<void(Link)> done,
 		bool revoke,
+		const QString &label = QString(),
 		TimeId expireDate = 0,
 		int usageLimit = 0,
 		bool requestApproval = false);
@@ -187,6 +191,7 @@ private:
 		not_null<PeerData*> peer,
 		Fn<void(Link)> done,
 		bool revokeLegacyPermanent,
+		const QString &label = QString(),
 		TimeId expireDate = 0,
 		int usageLimit = 0,
 		bool requestApproval = false);

Telegram/SourceFiles/boxes/peers/edit_peer_invite_link.cpp

@@ -1180,6 +1180,7 @@ void EditLink(
 			peer->session().api().inviteLinks().create(
 				peer,
 				finish,
+				result.label,
 				result.expireDate,
 				result.usageLimit,
 				result.requestApproval);
@@ -1188,6 +1189,7 @@ void EditLink(
 				peer,
 				data.admin,
 				result.link,
+				result.label,
 				result.expireDate,
 				result.usageLimit,
 				result.requestApproval,
@@ -1202,6 +1204,7 @@ void EditLink(
 				Ui::EditInviteLinkBox,
 				Fields{
 					.link = data.link,
+					.label = data.label,
 					.expireDate = data.expireDate,
 					.usageLimit = data.usageLimit,
 					.requestApproval = data.requestApproval,

Telegram/SourceFiles/boxes/peers/edit_peer_invite_links.cpp

@@ -275,6 +275,7 @@ void Row::update(const InviteLinkData &data, TimeId now) {
 	_progressTillExpire = ComputeProgress(data, now);
 	_color = ComputeColor(data, _progressTillExpire);
 	setCustomStatus(ComputeStatus(data, now));
+	refreshName(st::inviteLinkList.item);
 	_delegate->rowUpdateRow(this);
 }
 
@@ -309,6 +310,9 @@ crl::time Row::updateExpireIn() const {
 }
 
 QString Row::generateName() {
+	if (!_data.label.isEmpty()) {
+		return _data.label;
+	}
 	auto result = _data.link;
 	return result.replace(
 		qstr("https://"),

Telegram/SourceFiles/history/admin_log/history_admin_log_item.cpp

@@ -263,13 +263,20 @@ QString ExtractInviteLink(const MTPExportedChatInvite &data) {
 	});
 }
 
+QString ExtractInviteLinkLabel(const MTPExportedChatInvite &data) {
+	return data.match([&](const MTPDchatInviteExported &data) {
+		return qs(data.vtitle().value_or_empty());
+	});
+}
+
 QString InternalInviteLinkUrl(const MTPExportedChatInvite &data) {
 	const auto base64 = ExtractInviteLink(data).toUtf8().toBase64();
 	return "internal:show_invite_link/?link=" + QString::fromLatin1(base64);
 }
 
 QString GenerateInviteLinkText(const MTPExportedChatInvite &data) {
-	return ExtractInviteLink(data).replace(
+	const auto label = ExtractInviteLinkLabel(data);
+	return label.isEmpty() ? ExtractInviteLink(data).replace(
 		qstr("https://"),
 		QString()
 	).replace(
@@ -278,7 +285,7 @@ QString GenerateInviteLinkText(const MTPExportedChatInvite &data) {
 	).replace(
 		qstr("t.me/joinchat/"),
 		QString()
-	);
+	) : label;
 }
 
 QString GenerateInviteLinkLink(const MTPExportedChatInvite &data) {
@@ -302,6 +309,11 @@ TextWithEntities GenerateInviteLinkChangeText(
 	auto result = tr::lng_admin_log_edited_invite_link(tr::now, lt_link, link, Ui::Text::WithEntities);
 	result.text.append('\n');
 
+	const auto label = [](const MTPExportedChatInvite &link) {
+		return link.match([](const MTPDchatInviteExported &data) {
+			return qs(data.vtitle().value_or_empty());
+		});
+	};
 	const auto expireDate = [](const MTPExportedChatInvite &link) {
 		return link.match([](const MTPDchatInviteExported &data) {
 			return data.vexpire_date().value_or_empty();
@@ -327,12 +339,17 @@ TextWithEntities GenerateInviteLinkChangeText(
 			? QString::number(count)
 			: tr::lng_group_invite_usage_any(tr::now);
 	};
+	const auto wasLabel = label(prevLink);
+	const auto nowLabel = label(newLink);
 	const auto wasExpireDate = expireDate(prevLink);
 	const auto nowExpireDate = expireDate(newLink);
 	const auto wasUsageLimit = usageLimit(prevLink);
 	const auto nowUsageLimit = usageLimit(newLink);
 	const auto wasRequestApproval = requestApproval(prevLink);
 	const auto nowRequestApproval = requestApproval(newLink);
+	if (wasLabel != nowLabel) {
+		result.text.append('\n').append(tr::lng_admin_log_invite_link_label(tr::now, lt_previous, wasLabel, lt_limit, nowLabel));
+	}
 	if (wasExpireDate != nowExpireDate) {
 		result.text.append('\n').append(tr::lng_admin_log_invite_link_expire_date(tr::now, lt_previous, wrapDate(wasExpireDate), lt_limit, wrapDate(nowExpireDate)));
 	}

Telegram/SourceFiles/ui/boxes/edit_invite_link.cpp

@@ -24,6 +24,7 @@ namespace {
 constexpr auto kMaxLimit = std::numeric_limits<int>::max();
 constexpr auto kHour = 3600;
 constexpr auto kDay = 86400;
+constexpr auto kMaxLabelLength = 32;
 
 [[nodiscard]] QString FormatExpireDate(TimeId date) {
 	if (date > 0) {
@@ -278,6 +279,20 @@ void EditInviteLinkBox(
 
 	regenerate();
 
+	const auto labelField = container->add(
+		object_ptr<Ui::InputField>(
+			container,
+			st::defaultInputField,
+			tr::lng_group_invite_label_header(),
+			data.label),
+		style::margins(
+			st::settingsSubsectionTitlePadding.left(),
+			st::settingsSectionSkip,
+			st::settingsSubsectionTitlePadding.right(),
+			st::settingsSectionSkip * 2));
+	labelField->setMaxLength(kMaxLabelLength);
+	addDivider(container, tr::lng_group_invite_label_about());
+
 	const auto buttonSkip = st::settingsSectionSkip;
 	const auto requestApproval = container->add(
 		object_ptr<SettingsButton>(
@@ -303,6 +318,7 @@ void EditInviteLinkBox(
 		? tr::lng_formatting_link_create
 		: tr::lng_settings_save;
 	box->addButton(saveLabel(), [=] {
+		const auto label = labelField->getLastText();
 		const auto expireDate = (state->expireValue == kMaxLimit)
 			? 0
 			: (state->expireValue < 0)
@@ -313,6 +329,7 @@ void EditInviteLinkBox(
 			: state->usageValue;
 		done(InviteLinkFields{
 			.link = link,
+			.label = label,
 			.expireDate = expireDate,
 			.usageLimit = usageLimit,
 			.requestApproval = state->requestApproval.current(),

Telegram/SourceFiles/ui/boxes/edit_invite_link.h

@@ -13,6 +13,7 @@ namespace Ui {
 
 struct InviteLinkFields {
 	QString link;
+	QString label;
 	TimeId expireDate = 0;
 	int usageLimit = 0;
 	bool requestApproval = false;