Added platform provider of translations.

.gitmodules

@@ -91,3 +91,6 @@
 [submodule "Telegram/ThirdParty/xdg-desktop-portal"]
 	path = Telegram/ThirdParty/xdg-desktop-portal
 	url = https://github.com/flatpak/xdg-desktop-portal.git
+[submodule "Telegram/lib_translate"]
+	path = Telegram/lib_translate
+	url = https://github.com/desktop-app/lib_translate

Telegram/CMakeLists.txt

@@ -16,6 +16,7 @@ add_subdirectory(lib_spellcheck)
 add_subdirectory(lib_storage)
 add_subdirectory(lib_lottie)
 add_subdirectory(lib_qr)
+add_subdirectory(lib_translate)
 add_subdirectory(lib_webrtc)
 add_subdirectory(lib_webview)
 add_subdirectory(codegen)
@@ -35,6 +36,7 @@ include(cmake/td_mtproto.cmake)
 include(cmake/td_scheme.cmake)
 include(cmake/td_tde2e.cmake)
 include(cmake/td_ui.cmake)
+include(cmake/telegram_apple_swift_runtime.cmake)
 include(cmake/generate_appstream_changelog.cmake)
 
 if (DESKTOP_APP_TEST_APPS)
@@ -78,6 +80,7 @@ PRIVATE
     desktop-app::lib_storage
     desktop-app::lib_lottie
     desktop-app::lib_qr
+    desktop-app::lib_translate
     desktop-app::lib_webview
     desktop-app::lib_ffmpeg
     desktop-app::lib_stripe
@@ -94,6 +97,8 @@ PRIVATE
     desktop-app::external_xxhash
 )
 
+telegram_add_apple_swift_runtime(Telegram)
+
 target_precompile_headers(Telegram PRIVATE $<$<COMPILE_LANGUAGE:CXX,OBJCXX>:${src_loc}/stdafx.h>)
 nice_target_sources(Telegram ${src_loc}
 PRIVATE
@@ -1230,6 +1235,8 @@ PRIVATE
     lang/lang_numbers_animation.h
     lang/lang_translator.cpp
     lang/lang_translator.h
+    lang/translate_mtproto_provider.cpp
+    lang/translate_mtproto_provider.h
     lang/translate_provider.cpp
     lang/translate_provider.h
     layout/layout_document_generic_preview.cpp
@@ -1444,6 +1451,7 @@ PRIVATE
     platform/linux/overlay_widget_linux.h
     platform/linux/specific_linux.cpp
     platform/linux/specific_linux.h
+    platform/linux/translate_provider_linux.h
     platform/linux/tray_linux.cpp
     platform/linux/tray_linux.h
     platform/linux/webauthn_linux.cpp
@@ -1464,8 +1472,10 @@ PRIVATE
     platform/mac/specific_mac.h
     platform/mac/specific_mac_p.mm
     platform/mac/specific_mac_p.h
-    platform/mac/tray_mac.mm
+    platform/mac/translate_provider_mac.h
+    platform/mac/translate_provider_mac.mm
     platform/mac/tray_mac.h
+    platform/mac/tray_mac.mm
     platform/mac/webauthn_mac.mm
     platform/mac/window_title_mac.mm
     platform/mac/touchbar/items/mac_formatter_item.h
@@ -1499,6 +1509,7 @@ PRIVATE
     platform/win/overlay_widget_win.h
     platform/win/specific_win.cpp
     platform/win/specific_win.h
+    platform/win/translate_provider_win.h
     platform/win/tray_win.cpp
     platform/win/tray_win.h
     platform/win/webauthn_win.cpp
@@ -1519,6 +1530,7 @@ PRIVATE
     platform/platform_overlay_widget.cpp
     platform/platform_overlay_widget.h
     platform/platform_specific.h
+    platform/platform_translate_provider.h
     platform/platform_tray.h
     platform/platform_webauthn.h
     platform/platform_window_title.h

Telegram/SourceFiles/lang/translate_mtproto_provider.cpp

@@ -0,0 +1,82 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "lang/translate_mtproto_provider.h"
+
+#include "api/api_text_entities.h"
+#include "data/data_peer.h"
+#include "main/main_session.h"
+#include "mtproto/sender.h"
+
+namespace Ui {
+namespace {
+
+class MTProtoTranslateProvider final : public TranslateProvider {
+public:
+	explicit MTProtoTranslateProvider(not_null<Main::Session*> session)
+	: _api(&session->mtp()) {
+	}
+
+	[[nodiscard]] bool supportsMessageId() const override {
+		return true;
+	}
+
+	void request(
+			TranslateProviderRequest request,
+			LanguageId to,
+			Fn<void(std::optional<TextWithEntities>)> done) override {
+		using Flag = MTPmessages_TranslateText::Flag;
+		const auto flags = request.msgId
+			? (Flag::f_peer | Flag::f_id)
+			: !request.text.text.isEmpty()
+			? Flag::f_text
+			: Flag(0);
+		if (!flags) {
+			done(std::nullopt);
+			return;
+		}
+		_api.request(MTPmessages_TranslateText(
+			MTP_flags(flags),
+			request.msgId ? request.peer->input() : MTP_inputPeerEmpty(),
+			(request.msgId
+				? MTP_vector<MTPint>(1, MTP_int(request.msgId))
+				: MTPVector<MTPint>()),
+			(request.msgId
+				? MTPVector<MTPTextWithEntities>()
+				: MTP_vector<MTPTextWithEntities>(1, MTP_textWithEntities(
+					MTP_string(request.text.text),
+					Api::EntitiesToMTP(
+						&request.peer->session(),
+						request.text.entities,
+						Api::ConvertOption::SkipLocal)))),
+			MTP_string(to.twoLetterCode())
+		)).done([=](const MTPmessages_TranslatedText &result) {
+			const auto &data = result.data();
+			const auto &list = data.vresult().v;
+			done(list.isEmpty()
+				? std::optional<TextWithEntities>()
+				: std::optional<TextWithEntities>(Api::ParseTextWithEntities(
+					&request.peer->session(),
+					list.front())));
+		}).fail([=](const MTP::Error &) {
+			done(std::nullopt);
+		}).send();
+	}
+
+private:
+	MTP::Sender _api;
+
+};
+
+} // namespace
+
+std::unique_ptr<TranslateProvider> CreateMTProtoTranslateProvider(
+		not_null<Main::Session*> session) {
+	return std::make_unique<MTProtoTranslateProvider>(session);
+}
+
+} // namespace Ui

Telegram/SourceFiles/lang/translate_mtproto_provider.h

@@ -0,0 +1,21 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "translate_provider.h"
+
+namespace Main {
+class Session;
+} // namespace Main
+
+namespace Ui {
+
+[[nodiscard]] std::unique_ptr<TranslateProvider> CreateMTProtoTranslateProvider(
+	not_null<Main::Session*> session);
+
+} // namespace Ui

Telegram/SourceFiles/lang/translate_provider.cpp

@@ -7,93 +7,18 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "lang/translate_provider.h"
 
-#include "api/api_text_entities.h"
 #include "data/data_msg_id.h"
 #include "data/data_peer.h"
 #include "data/data_session.h"
 #include "history/history_item.h"
-#include "main/main_session.h"
-#include "mtproto/sender.h"
+#include "lang/translate_mtproto_provider.h"
+#include "platform/platform_translate_provider.h"
 
 namespace Ui {
-namespace {
-
-enum class TranslateProviderKind {
-	MTProtoServer,
-};
-
-[[nodiscard]] TranslateProviderKind CurrentTranslateProviderKind() {
-	return TranslateProviderKind::MTProtoServer;
-}
-
-class MTProtoTranslateProvider final : public TranslateProvider {
-public:
-	explicit MTProtoTranslateProvider(not_null<Main::Session*> session)
-	: _api(&session->mtp()) {
-	}
-
-	[[nodiscard]] bool supportsMessageId() const override {
-		return true;
-	}
-
-	void request(
-			TranslateProviderRequest request,
-			LanguageId to,
-			Fn<void(std::optional<TextWithEntities>)> done) override {
-		using Flag = MTPmessages_TranslateText::Flag;
-		const auto flags = request.msgId
-			? (Flag::f_peer | Flag::f_id)
-			: !request.text.text.isEmpty()
-			? Flag::f_text
-			: Flag(0);
-		if (!flags) {
-			done(std::nullopt);
-			return;
-		}
-		const auto callback = std::make_shared<
-			Fn<void(std::optional<TextWithEntities>)>>(std::move(done));
-		_api.request(MTPmessages_TranslateText(
-			MTP_flags(flags),
-			request.msgId ? request.peer->input() : MTP_inputPeerEmpty(),
-			(request.msgId
-				? MTP_vector<MTPint>(1, MTP_int(request.msgId))
-				: MTPVector<MTPint>()),
-			(request.msgId
-				? MTPVector<MTPTextWithEntities>()
-				: MTP_vector<MTPTextWithEntities>(1, MTP_textWithEntities(
-					MTP_string(request.text.text),
-					Api::EntitiesToMTP(
-						&request.peer->session(),
-						request.text.entities,
-						Api::ConvertOption::SkipLocal)))),
-			MTP_string(to.twoLetterCode())
-		)).done([=](const MTPmessages_TranslatedText &result) {
-			const auto &data = result.data();
-			const auto &list = data.vresult().v;
-			(*callback)(list.isEmpty()
-				? std::optional<TextWithEntities>()
-				: std::optional<TextWithEntities>(Api::ParseTextWithEntities(
-					&request.peer->session(),
-					list.front())));
-		}).fail([=](const MTP::Error &) {
-			(*callback)(std::nullopt);
-		}).send();
-	}
-
-private:
-	MTP::Sender _api;
-
-};
-
-} // namespace
 
 std::unique_ptr<TranslateProvider> CreateTranslateProvider(
 		not_null<Main::Session*> session) {
-	switch (CurrentTranslateProviderKind()) {
-	case TranslateProviderKind::MTProtoServer:
-		return std::make_unique<MTProtoTranslateProvider>(session);
-	}
-	return std::make_unique<MTProtoTranslateProvider>(session);
+	return CreateMTProtoTranslateProvider(session);
 }
 
 TranslateProviderRequest PrepareTranslateProviderRequest(

Telegram/SourceFiles/lang/translate_provider.h

@@ -7,10 +7,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
-#include "spellcheck/platform/platform_language.h"
-#include "ui/text/text_entity.h"
-
-class PeerData;
+#include <translate_provider.h>
 
 namespace Main {
 class Session;
@@ -18,22 +15,6 @@ class Session;
 
 namespace Ui {
 
-struct TranslateProviderRequest {
-	not_null<PeerData*> peer;
-	MsgId msgId = 0;
-	TextWithEntities text;
-};
-
-class TranslateProvider {
-public:
-	virtual ~TranslateProvider() = default;
-	[[nodiscard]] virtual bool supportsMessageId() const = 0;
-	virtual void request(
-		TranslateProviderRequest request,
-		LanguageId to,
-		Fn<void(std::optional<TextWithEntities>)> done) = 0;
-};
-
 [[nodiscard]] std::unique_ptr<TranslateProvider> CreateTranslateProvider(
 	not_null<Main::Session*> session);
 

Telegram/SourceFiles/platform/linux/translate_provider_linux.h

@@ -0,0 +1,22 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "platform/platform_translate_provider.h"
+
+namespace Platform {
+
+inline bool IsTranslateProviderAvailable() {
+	return false;
+}
+
+inline std::unique_ptr<Ui::TranslateProvider> CreateTranslateProvider() {
+	return nullptr;
+}
+
+} // namespace Platform

Telegram/SourceFiles/platform/mac/translate_provider_mac.h

@@ -0,0 +1,18 @@
+// This file is part of Telegram Desktop,
+// the official desktop application for the Telegram messaging service.
+//
+// For license and copyright information please follow this link:
+// https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+//
+#pragma once
+
+#include "translate_provider.h"
+
+namespace Platform {
+
+[[nodiscard]] std::unique_ptr<Ui::TranslateProvider>
+CreateTranslateProvider();
+
+[[nodiscard]] bool IsTranslateProviderAvailable();
+
+} // namespace Platform

Telegram/SourceFiles/platform/mac/translate_provider_mac.mm

@@ -0,0 +1,98 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "platform/mac/translate_provider_mac.h"
+
+#include "base/weak_ptr.h"
+#include "translate_provider_mac_swift_bridge.h"
+
+#include <cstdlib>
+#include <memory>
+#include <optional>
+
+namespace Platform {
+namespace {
+
+class TranslateProvider final : public Ui::TranslateProvider
+, public base::has_weak_ptr {
+public:
+	[[nodiscard]] bool supportsMessageId() const override {
+		return false;
+	}
+
+	void request(
+			Ui::TranslateProviderRequest request,
+			LanguageId to,
+			Fn<void(std::optional<TextWithEntities>)> done) override {
+		if (request.text.text.isEmpty()) {
+			done(std::nullopt);
+			return;
+		}
+		const auto text = request.text.text.toUtf8();
+		const auto target = to.twoLetterCode().toUtf8();
+		if (target.isEmpty()) {
+			done(std::nullopt);
+			return;
+		}
+		struct CallbackContext {
+			base::weak_ptr<TranslateProvider> provider;
+			Fn<void(std::optional<TextWithEntities>)> done;
+		};
+		auto ownedContext = std::make_unique<CallbackContext>(CallbackContext{
+			.provider = base::make_weak(this),
+			.done = std::move(done),
+		});
+		TranslateProviderMacSwiftTranslate(
+			text.constData(),
+			target.constData(),
+			ownedContext.release(),
+			[](void *context, const char *resultUtf8, const char *errorUtf8) {
+				auto guard = std::unique_ptr<CallbackContext>(
+					static_cast<CallbackContext*>(context));
+				auto done = std::move(guard->done);
+				const auto isAlive = (guard->provider.get() != nullptr);
+				auto translatedText = QString();
+				auto hasError = (resultUtf8 == nullptr);
+				if (resultUtf8 != nullptr) {
+					translatedText = QString::fromUtf8(resultUtf8);
+					std::free(const_cast<char*>(resultUtf8));
+				}
+				if (errorUtf8 != nullptr) {
+					hasError = true;
+					std::free(const_cast<char*>(errorUtf8));
+				}
+				if (!isAlive) {
+					return;
+				}
+				crl::on_main([=,
+						done = std::move(done),
+						translatedText = std::move(translatedText)] {
+					done(hasError
+						? std::optional<TextWithEntities>()
+						: std::optional<TextWithEntities>(TextWithEntities{
+							.text = std::move(translatedText),
+						}));
+				});
+			});
+	}
+
+};
+
+} // namespace
+
+std::unique_ptr<Ui::TranslateProvider> CreateTranslateProvider() {
+	if (TranslateProviderMacSwiftIsAvailable()) {
+		return std::make_unique<TranslateProvider>();
+	}
+	return nullptr;
+}
+
+bool IsTranslateProviderAvailable() {
+	return TranslateProviderMacSwiftIsAvailable();
+}
+
+} // namespace Platform

Telegram/SourceFiles/platform/platform_translate_provider.h

@@ -0,0 +1,25 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "translate_provider.h"
+
+namespace Platform {
+
+[[nodiscard]] bool IsTranslateProviderAvailable();
+[[nodiscard]] std::unique_ptr<Ui::TranslateProvider> CreateTranslateProvider();
+
+} // namespace Platform
+
+#if defined Q_OS_WINRT || defined Q_OS_WIN
+#include "platform/win/translate_provider_win.h"
+#elif defined Q_OS_MAC
+#include "platform/mac/translate_provider_mac.h"
+#else
+#include "platform/linux/translate_provider_linux.h"
+#endif

Telegram/SourceFiles/platform/win/translate_provider_win.h

@@ -0,0 +1,22 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "platform/platform_translate_provider.h"
+
+namespace Platform {
+
+inline bool IsTranslateProviderAvailable() {
+	return false;
+}
+
+inline std::unique_ptr<Ui::TranslateProvider> CreateTranslateProvider() {
+	return nullptr;
+}
+
+} // namespace Platform

Telegram/cmake/telegram_apple_swift_runtime.cmake

@@ -0,0 +1,27 @@
+# This file is part of Telegram Desktop,
+# the official desktop application for the Telegram messaging service.
+#
+# For license and copyright information please follow this link:
+# https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+
+function(telegram_add_apple_swift_runtime target_name)
+    if (NOT APPLE)
+        return()
+    endif()
+
+    target_link_options(${target_name}
+    PRIVATE
+        "-Wl,-rpath,/usr/lib/swift"
+        "-Wl,-rpath,@executable_path/../Frameworks"
+    )
+
+    add_custom_command(TARGET ${target_name} POST_BUILD
+        COMMAND mkdir -p $<TARGET_FILE_DIR:${target_name}>/../Frameworks
+        COMMAND xcrun swift-stdlib-tool
+            --copy
+            --platform macosx
+            --scan-executable $<TARGET_FILE:${target_name}>
+            --destination $<TARGET_FILE_DIR:${target_name}>/../Frameworks
+        VERBATIM
+    )
+endfunction()