Added ability to add proxy from clipboard.

Telegram/Resources/langs/lang.strings

@@ -1053,6 +1053,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_proxy_sponsor" = "Proxy sponsor";
 "lng_proxy_sponsor_about" = "This channel is shown by your proxy server.\nTo remove this channel from your chats list,\ndisable the proxy in Telegram Settings.";
 "lng_proxy_sponsor_warning" = "This proxy may display a sponsored channel in your chat list. This doesn't reveal any of your Telegram traffic.";
+"lng_proxy_add_from_clipboard" = "Add proxy from clipboard";
+"lng_proxy_add_from_clipboard_good_toast" = "Proxy was added from clipboard.";
+"lng_proxy_add_from_clipboard_failed_toast" = "This is not a proxy link.";
+"lng_proxy_add_from_clipboard_existing_toast" = "This proxy is already in the list.";
 "lng_badge_psa_default" = "PSA";
 "lng_about_psa_default" = "This message provides you with a public service announcement. To remove it from your chats list, right click it and select **Hide**.";
 "lng_tooltip_psa_default" = "This message provides you with a public service announcement.";

Telegram/SourceFiles/boxes/connection_box.cpp

@@ -7,31 +7,35 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "boxes/connection_box.h"
 
-#include "ui/boxes/confirm_box.h"
-#include "lang/lang_keys.h"
-#include "storage/localstorage.h"
-#include "base/qthelp_url.h"
 #include "base/call_delayed.h"
+#include "base/qthelp_regex.h"
+#include "base/qthelp_url.h"
 #include "core/application.h"
+#include "core/click_handler_types.h"
 #include "core/core_settings.h"
+#include "core/local_url_handlers.h"
+#include "lang/lang_keys.h"
 #include "main/main_account.h"
 #include "mtproto/facade.h"
-#include "ui/widgets/checkbox.h"
+#include "storage/localstorage.h"
+#include "ui/basic_click_handlers.h"
+#include "ui/boxes/confirm_box.h"
+#include "ui/effects/animations.h"
+#include "ui/effects/radial_animation.h"
+#include "ui/painter.h"
+#include "ui/text/text_options.h"
+#include "ui/text/text_utilities.h"
+#include "ui/toast/toast.h"
 #include "ui/widgets/buttons.h"
+#include "ui/widgets/checkbox.h"
+#include "ui/widgets/dropdown_menu.h"
 #include "ui/widgets/fields/input_field.h"
 #include "ui/widgets/fields/number_input.h"
 #include "ui/widgets/fields/password_input.h"
 #include "ui/widgets/labels.h"
-#include "ui/widgets/dropdown_menu.h"
+#include "ui/widgets/popup_menu.h"
 #include "ui/wrap/slide_wrap.h"
 #include "ui/wrap/vertical_layout.h"
-#include "ui/toast/toast.h"
-#include "ui/effects/animations.h"
-#include "ui/effects/radial_animation.h"
-#include "ui/text/text_options.h"
-#include "ui/text/text_utilities.h"
-#include "ui/basic_click_handlers.h"
-#include "ui/painter.h"
 #include "boxes/abstract_box.h" // Ui::show().
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
@@ -48,6 +52,22 @@ constexpr auto kSaveSettingsDelayedTimeout = crl::time(1000);
 
 using ProxyData = MTP::ProxyData;
 
+[[nodiscard]] ProxyData ProxyDataFromFields(
+		ProxyData::Type type,
+		const QMap<QString, QString> &fields) {
+	auto proxy = ProxyData();
+	proxy.type = type;
+	proxy.host = fields.value(u"server"_q);
+	proxy.port = fields.value(u"port"_q).toUInt();
+	if (type == ProxyData::Type::Socks5) {
+		proxy.user = fields.value(u"user"_q);
+		proxy.password = fields.value(u"pass"_q);
+	} else if (type == ProxyData::Type::Mtproto) {
+		proxy.password = fields.value(u"secret"_q);
+	}
+	return proxy;
+};
+
 class HostInput : public Ui::MaskedInputField {
 public:
 	HostInput(
@@ -203,6 +223,7 @@ protected:
 
 private:
 	void setupContent();
+	void setupTopButton();
 	void createNoRowsLabel();
 	void addNewProxy();
 	void applyView(View &&view);
@@ -600,9 +621,80 @@ void ProxiesBox::prepare() {
 	addButton(tr::lng_proxy_add(), [=] { addNewProxy(); });
 	addButton(tr::lng_close(), [=] { closeBox(); });
 
+	setupTopButton();
 	setupContent();
 }
 
+void ProxiesBox::setupTopButton() {
+	const auto top = addTopButton(st::infoTopBarMenu);
+	const auto menu
+		= top->lifetime().make_state<base::unique_qptr<Ui::PopupMenu>>();
+	const auto callback = [=] {
+		const auto maybeUrl = QGuiApplication::clipboard()->text();
+		const auto local = Core::TryConvertUrlToLocal(maybeUrl);
+
+		const auto proxyString = u"proxy"_q;
+		const auto socksString = u"socks"_q;
+		const auto protocol = u"tg://"_q;
+		const auto command = base::StringViewMid(
+			local,
+			protocol.size(),
+			8192);
+
+		if (local.startsWith(protocol + proxyString)
+			|| local.startsWith(protocol + socksString)) {
+
+			using namespace qthelp;
+			const auto options = RegExOption::CaseInsensitive;
+			for (const auto &[expression, _] : Core::LocalUrlHandlers()) {
+				const auto midExpression = base::StringViewMid(
+					expression,
+					1);
+				const auto isSocks = midExpression.startsWith(
+					socksString);
+				if (!midExpression.startsWith(proxyString)
+					&& !isSocks) {
+					continue;
+				}
+				const auto match = regex_match(
+					expression,
+					command,
+					options);
+				if (!match) {
+					continue;
+				}
+				const auto type = isSocks
+					? ProxyData::Type::Socks5
+					: ProxyData::Type::Mtproto;
+				const auto fields = url_parse_params(
+					match->captured(1),
+					qthelp::UrlParamNameTransform::ToLower);
+				const auto proxy = ProxyDataFromFields(type, fields);
+				const auto contains = _controller->contains(proxy);
+				const auto toast = (contains
+					? tr::lng_proxy_add_from_clipboard_existing_toast
+					: tr::lng_proxy_add_from_clipboard_good_toast)(tr::now);
+				uiShow()->showToast(toast);
+				if (!contains) {
+					_controller->addNewItem(proxy);
+				}
+				break;
+			}
+		} else {
+			uiShow()->showToast(
+				tr::lng_proxy_add_from_clipboard_failed_toast(tr::now));
+		}
+	};
+	top->setClickedCallback([=] {
+		*menu = base::make_unique_q<Ui::PopupMenu>(top, st::defaultPopupMenu);
+		(*menu)->addAction(
+			tr::lng_proxy_add_from_clipboard(tr::now),
+			callback);
+		(*menu)->popup(QCursor::pos());
+		return true;
+	});
+}
+
 void ProxiesBox::setupContent() {
 	const auto inner = setInnerWidget(object_ptr<Ui::VerticalLayout>(this));
 
@@ -1096,24 +1188,13 @@ ProxiesBoxController::ProxiesBoxController(not_null<Main::Account*> account)
 void ProxiesBoxController::ShowApplyConfirmation(
 		Type type,
 		const QMap<QString, QString> &fields) {
-	const auto server = fields.value(u"server"_q);
-	const auto port = fields.value(u"port"_q).toUInt();
-	auto proxy = ProxyData();
-	proxy.type = type;
-	proxy.host = server;
-	proxy.port = port;
-	if (type == Type::Socks5) {
-		proxy.user = fields.value(u"user"_q);
-		proxy.password = fields.value(u"pass"_q);
-	} else if (type == Type::Mtproto) {
-		proxy.password = fields.value(u"secret"_q);
-	}
+	const auto proxy = ProxyDataFromFields(type, fields);
 	if (proxy) {
 		static const auto UrlStartRegExp = QRegularExpression(
 			"^https://",
 			QRegularExpression::CaseInsensitiveOption);
 		static const auto UrlEndRegExp = QRegularExpression("/$");
-		const auto displayed = "https://" + server + "/";
+		const auto displayed = "https://" + proxy.host + "/";
 		const auto parsed = QUrl::fromUserInput(displayed);
 		const auto displayUrl = !UrlClickHandler::IsSuspicious(displayed)
 			? displayed
@@ -1131,7 +1212,7 @@ void ProxiesBoxController::ShowApplyConfirmation(
 			lt_server,
 			displayServer,
 			lt_port,
-			QString::number(port))
+			QString::number(proxy.port))
 			+ (proxy.type == Type::Mtproto
 				? "\n\n" + tr::lng_proxy_sponsor_warning(tr::now)
 				: QString());
@@ -1448,6 +1529,14 @@ object_ptr<Ui::BoxContent> ProxiesBoxController::addNewItemBox() {
 	});
 }
 
+bool ProxiesBoxController::contains(const ProxyData &proxy) const {
+	const auto j = ranges::find(
+		_list,
+		proxy,
+		[](const Item &item) { return item.data; });
+	return (j != end(_list));
+}
+
 void ProxiesBoxController::addNewItem(const ProxyData &proxy) {
 	auto &proxies = _settings.list();
 	proxies.push_back(proxy);

Telegram/SourceFiles/boxes/connection_box.h

@@ -77,6 +77,9 @@ public:
 	void setTryIPv6(bool enabled);
 	rpl::producer<ProxyData::Settings> proxySettingsValue() const;
 
+	[[nodiscard]] bool contains(const ProxyData &proxy) const;
+	void addNewItem(const ProxyData &proxy);
+
 	rpl::producer<ItemView> views() const;
 
 	~ProxiesBoxController();
@@ -109,7 +112,6 @@ private:
 	void replaceItemValue(
 		std::vector<Item>::iterator which,
 		const ProxyData &proxy);
-	void addNewItem(const ProxyData &proxy);
 
 	const not_null<Main::Account*> _account;
 	Core::SettingsProxy &_settings;