Beta version 4.6.6.

- Confirmation window before starting a call.
- New "Battery and Animations" settings section.
- "Save Power on Low Battery" option for laptops.
- Improved windowed mode support for media viewer.
- Hardware accelerated video playback fix on macOS.
- New application icon on macOS following the system guidelines.

.github/ISSUE_TEMPLATE/QUESTION.md

@@ -1,8 +0,0 @@
----
-name: Question
-about: Ask a question.
-title: "[Question] "
-labels: 'question'
-assignees: ''
-
----

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,11 @@
+blank_issues_enabled: false
+contact_links:
+  - name: API issue
+    url: https://bugs.telegram.org
+    about: Any bug report or feature request affecting more than only Telegram Desktop.
+  - name: Issue of other client
+    url: https://bugs.telegram.org
+    about: Any bug report or feature request not about Telegram Desktop.
+  - name: Question
+    url: https://t.me/TelegramDesktopTalk
+    about: Ask a question.

.github/workflows/docker.yml

@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Clone.
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3.1.0
         with:
           submodules: recursive
 
@@ -31,7 +31,7 @@ jobs:
         run: |
           cd Telegram/build/docker/centos_env
           poetry install
-          DEBUG= LTO= poetry run gen_dockerfile | docker buildx build -t $IMAGE_TAG -
+          DEBUG= LTO= poetry run gen_dockerfile | DOCKER_BUILDKIT=1 docker build -t $IMAGE_TAG -
 
       - name: Push the Docker image.
         if: ${{ github.ref_name == github.event.repository.default_branch }}

.github/workflows/linux.yml

@@ -51,7 +51,7 @@ jobs:
 
     defaults:
       run:
-        shell: scl enable llvm-toolset-7.0 -- scl enable devtoolset-10 -- bash --noprofile --norc -eo pipefail {0}
+        shell: scl enable rh-python38 -- scl enable llvm-toolset-7.0 -- scl enable devtoolset-10 -- bash --noprofile --norc -eo pipefail {0}
 
     strategy:
       matrix:
@@ -69,7 +69,7 @@ jobs:
         run: echo "REPO_NAME=${GITHUB_REPOSITORY##*/}" >> $GITHUB_ENV
 
       - name: Clone.
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3.1.0
         with:
           submodules: recursive
           path: ${{ env.REPO_NAME }}
@@ -93,6 +93,8 @@ jobs:
           fi
 
           ./configure.sh \
+          -D CMAKE_C_FLAGS_DEBUG="" \
+          -D CMAKE_CXX_FLAGS_DEBUG="" \
           -D CMAKE_C_FLAGS="-Werror" \
           -D CMAKE_CXX_FLAGS="-Werror" \
           -D CMAKE_EXE_LINKER_FLAGS="-s" \

.github/workflows/mac.yml

@@ -56,7 +56,7 @@ jobs:
         run: echo "REPO_NAME=${GITHUB_REPOSITORY##*/}" >> $GITHUB_ENV
 
       - name: Clone.
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3.1.0
         with:
           submodules: recursive
           path: ${{ env.REPO_NAME }}
@@ -64,7 +64,7 @@ jobs:
       - name: First set up.
         run: |
           sudo chown -R `whoami`:admin /usr/local/share
-          brew install automake
+          brew install automake ninja pkg-config
 
           # Disable spotlight.
           sudo mdutil -a -i off
@@ -73,7 +73,7 @@ jobs:
 
       - name: ThirdParty cache.
         id: cache-third-party
-        uses: actions/cache@v2
+        uses: actions/cache@v3.0.11
         with:
           path: ThirdParty
           key: ${{ runner.OS }}-third-party-${{ hashFiles(format('{0}/{1}', env.REPO_NAME, env.PREPARE_PATH)) }}
@@ -81,7 +81,7 @@ jobs:
 
       - name: Libraries cache.
         id: cache-libs
-        uses: actions/cache@v2
+        uses: actions/cache@v3.0.11
         with:
           path: Libraries
           key: ${{ runner.OS }}-libs-${{ hashFiles(format('{0}/{1}', env.REPO_NAME, env.PREPARE_PATH)) }}
@@ -113,6 +113,7 @@ jobs:
           ./configure.sh \
           -D CMAKE_C_FLAGS="-Werror" \
           -D CMAKE_CXX_FLAGS="-Werror" \
+          -D CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED=NO \
           -D TDESKTOP_API_TEST=ON \
           -D DESKTOP_APP_DISABLE_CRASH_REPORTS=OFF \
           $DEFINE

.github/workflows/master_updater.yml

@@ -11,7 +11,7 @@ jobs:
       SKIP: "0"
       to_branch: "master"
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v3.1.0
         if: env.SKIP == '0'
       - name: Push the code to the master branch.
         if: env.SKIP == '0'

.github/workflows/snap.yml

@@ -47,13 +47,14 @@ jobs:
 
     steps:
       - name: Clone.
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3.1.0
         with:
           fetch-depth: 0
           submodules: recursive
 
       - name: First set up.
         run: |
+          sudo iptables -P FORWARD ACCEPT
           sudo snap install --classic snapcraft
           sudo usermod -aG lxd $USER
           sudo snap run lxd init --auto

.github/workflows/win.yml

@@ -60,28 +60,28 @@ jobs:
     steps:
       - name: Prepare directories.
         run: |
+          mkdir %userprofile%\TBuild
+          mklink /d %GITHUB_WORKSPACE%\TBuild %userprofile%\TBuild
+          echo TBUILD=%GITHUB_WORKSPACE%\TBuild>>%GITHUB_ENV%
+
           mkdir %userprofile%\TBuild Libraries
           mklink /d %userprofile%\TBuild\Libraries %GITHUB_WORKSPACE%\Libraries
-          echo TBUILD=%userprofile%\TBuild>>%GITHUB_ENV%
 
       - name: Get repository name.
         shell: bash
         run: echo "REPO_NAME=${GITHUB_REPOSITORY##*/}" >> $GITHUB_ENV
 
-      - uses: ilammy/msvc-dev-cmd@v1.10.0
+      - uses: ilammy/msvc-dev-cmd@v1.12.0
         name: Native Tools Command Prompt.
         with:
           arch: ${{ matrix.arch }}
 
       - name: Clone.
-        uses: LebedevRI/checkout@issue197
+        uses: actions/checkout@v3.1.0
         with:
           submodules: recursive
           path: ${{ env.TBUILD }}\${{ env.REPO_NAME }}
 
-      - name: Python installs.
-        run: pip3 install --upgrade pywin32 six
-
       - name: Set up environment paths.
         shell: bash
         run: |
@@ -98,7 +98,7 @@ jobs:
 
       - name: Libraries cache.
         id: cache-libs
-        uses: actions/cache@v2
+        uses: actions/cache@v3.0.11
         with:
           path: Libraries
           key: ${{ runner.OS }}-${{ matrix.arch }}-libs-${{ env.CACHE_KEY }}
@@ -116,13 +116,20 @@ jobs:
           DEFINE=""
           if [ -n "${{ matrix.defines }}" ]; then
             DEFINE="-D ${{ matrix.defines }}=ON"
-            echo Define from matrix: $DEFINE
+            echo "Define from matrix: $DEFINE"
             echo "ARTIFACT_NAME=Telegram_${{ matrix.arch }}_${{ matrix.defines }}" >> $GITHUB_ENV
           else
             echo "ARTIFACT_NAME=Telegram_${{ matrix.arch }}" >> $GITHUB_ENV
           fi
           echo "TDESKTOP_BUILD_DEFINE=$DEFINE" >> $GITHUB_ENV
 
+          API="-D TDESKTOP_API_TEST=ON"
+          if [ ${{ github.ref == 'refs/heads/nightly' }} ]; then
+            echo "Use the open credentials."
+            API="-D TDESKTOP_API_ID=611335 -D TDESKTOP_API_HASH=d524b414d21f4d37f08684c1df41ac9c"
+          fi
+          echo "TDESKTOP_BUILD_API=$API" >> $GITHUB_ENV
+
       - name: Free up some disk space.
         run: |
           del /S Libraries\*.pdb
@@ -132,12 +139,11 @@ jobs:
       - name: Telegram Desktop build.
         if: env.ONLY_CACHE == 'false'
         run: |
-          C:
           cd %TBUILD%\%REPO_NAME%\Telegram
 
           call configure.bat ^
           ${{ matrix.arch }} ^
-          -D TDESKTOP_API_TEST=ON ^
+          %TDESKTOP_BUILD_API% ^
           -D DESKTOP_APP_DISABLE_CRASH_REPORTS=OFF ^
           -D DESKTOP_APP_NO_PDB=ON ^
           %TDESKTOP_BUILD_DEFINE% ^
@@ -147,13 +153,13 @@ jobs:
           msbuild -m Telegram.sln /p:Configuration=Debug,Platform=${{ matrix.arch }},DebugSymbols=false,DebugType=none
 
       - name: Move artifact.
-        if: env.UPLOAD_ARTIFACT == 'true'
+        if: (env.UPLOAD_ARTIFACT == 'true') || ${{ github.ref == 'refs/heads/nightly' }}
         run: |
           mkdir artifact
           move %TBUILD%\%REPO_NAME%\out\Debug\Telegram.exe artifact/
       - uses: actions/upload-artifact@master
         name: Upload artifact.
-        if: env.UPLOAD_ARTIFACT == 'true'
+        if: (env.UPLOAD_ARTIFACT == 'true') || ${{ github.ref == 'refs/heads/nightly' }}
         with:
           name: ${{ env.ARTIFACT_NAME }}
           path: artifact\

.gitmodules

@@ -97,3 +97,6 @@
 [submodule "Telegram/ThirdParty/kcoreaddons"]
 	path = Telegram/ThirdParty/kcoreaddons
 	url = https://github.com/KDE/kcoreaddons.git
+[submodule "Telegram/ThirdParty/cld3"]
+	path = Telegram/ThirdParty/cld3
+	url = https://github.com/google/cld3.git

CMakeLists.txt

@@ -36,6 +36,10 @@ get_filename_component(third_party_loc "Telegram/ThirdParty" REALPATH)
 get_filename_component(submodules_loc "Telegram" REALPATH)
 get_filename_component(cmake_helpers_loc "cmake" REALPATH)
 
+if (NOT DESKTOP_APP_USE_PACKAGED AND WIN32)
+    set(Python_EXECUTABLE ${CMAKE_CURRENT_SOURCE_DIR}/../ThirdParty/python/Scripts/python)
+endif()
+
 include(cmake/variables.cmake)
 include(cmake/nice_target_sources.cmake)
 include(cmake/target_compile_options_if_exists.cmake)
@@ -52,11 +56,9 @@ include(cmake/options.cmake)
 
 if (NOT DESKTOP_APP_USE_PACKAGED)
     if (WIN32)
-        set(qt_version 5.15.4)
+        set(qt_version 5.15.8)
     elseif (APPLE)
-        set(qt_version 6.3.1)
-    else()
-        set(qt_version 6.4.0)
+        set(qt_version 6.3.2)
     endif()
 endif()
 include(cmake/external/qt/package.cmake)

LEGAL

@@ -1,7 +1,7 @@
 This file is part of Telegram Desktop,
 the official desktop application for the Telegram messaging service.
 
-Copyright (c) 2014-2022 The Telegram Desktop Authors.
+Copyright (c) 2014-2023 The Telegram Desktop Authors.
 
 Telegram Desktop is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by

Telegram/CMakeLists.txt

@@ -12,9 +12,7 @@ add_subdirectory(lib_crl)
 add_subdirectory(lib_base)
 add_subdirectory(lib_ui)
 add_subdirectory(lib_tl)
-if (NOT DESKTOP_APP_DISABLE_SPELLCHECK)
-    add_subdirectory(lib_spellcheck)
-endif()
+add_subdirectory(lib_spellcheck)
 add_subdirectory(lib_storage)
 add_subdirectory(lib_lottie)
 add_subdirectory(lib_qr)
@@ -72,6 +70,7 @@ PRIVATE
     desktop-app::lib_crl
     desktop-app::lib_ui
     desktop-app::lib_tl
+    desktop-app::lib_spellcheck
     desktop-app::lib_storage
     desktop-app::lib_lottie
     desktop-app::lib_qr
@@ -178,12 +177,16 @@ PRIVATE
     boxes/peers/add_bot_to_chat_box.h
     boxes/peers/add_participants_box.cpp
     boxes/peers/add_participants_box.h
+    boxes/peers/choose_peer_box.cpp
+    boxes/peers/choose_peer_box.h
     boxes/peers/edit_contact_box.cpp
     boxes/peers/edit_contact_box.h
     boxes/peers/edit_forum_topic_box.cpp
     boxes/peers/edit_forum_topic_box.h
     boxes/peers/edit_linked_chat_box.cpp
     boxes/peers/edit_linked_chat_box.h
+    boxes/peers/edit_members_visible.cpp
+    boxes/peers/edit_members_visible.h
     boxes/peers/edit_participant_box.cpp
     boxes/peers/edit_participant_box.h
     boxes/peers/edit_participants_box.cpp
@@ -241,8 +244,6 @@ PRIVATE
     boxes/download_path_box.h
     boxes/edit_caption_box.cpp
     boxes/edit_caption_box.h
-    boxes/edit_color_box.cpp
-    boxes/edit_color_box.h
     boxes/edit_privacy_box.cpp
     boxes/edit_privacy_box.h
     boxes/gift_premium_box.cpp
@@ -287,6 +288,8 @@ PRIVATE
     boxes/sticker_set_box.h
     boxes/stickers_box.cpp
     boxes/stickers_box.h
+    boxes/translate_box.cpp
+    boxes/translate_box.h
     boxes/url_auth_box.cpp
     boxes/url_auth_box.h
     boxes/username_box.cpp
@@ -581,6 +584,8 @@ PRIVATE
     dialogs/ui/dialogs_layout.h
     dialogs/ui/dialogs_message_view.cpp
     dialogs/ui/dialogs_message_view.h
+    dialogs/ui/dialogs_topics_view.cpp
+    dialogs/ui/dialogs_topics_view.h
     dialogs/ui/dialogs_video_userpic.cpp
     dialogs/ui/dialogs_video_userpic.h
     editor/color_picker.cpp
@@ -663,14 +668,18 @@ PRIVATE
     history/view/media/history_view_media_common.h
     history/view/media/history_view_media_grouped.cpp
     history/view/media/history_view_media_grouped.h
+    history/view/media/history_view_media_spoiler.cpp
+    history/view/media/history_view_media_spoiler.h
     history/view/media/history_view_media_unwrapped.cpp
     history/view/media/history_view_media_unwrapped.h
     history/view/media/history_view_photo.cpp
     history/view/media/history_view_photo.h
     history/view/media/history_view_poll.cpp
     history/view/media/history_view_poll.h
-    history/view/media/history_view_service_media_gift.cpp
-    history/view/media/history_view_service_media_gift.h
+    history/view/media/history_view_premium_gift.cpp
+    history/view/media/history_view_premium_gift.h
+    history/view/media/history_view_service_box.cpp
+    history/view/media/history_view_service_box.h
     history/view/media/history_view_slot_machine.cpp
     history/view/media/history_view_slot_machine.h
     history/view/media/history_view_sticker.cpp
@@ -680,6 +689,8 @@ PRIVATE
     history/view/media/history_view_sticker_player_abstract.h
     history/view/media/history_view_theme_document.cpp
     history/view/media/history_view_theme_document.h
+    history/view/media/history_view_userpic_suggestion.cpp
+    history/view/media/history_view_userpic_suggestion.h
     history/view/media/history_view_web_page.cpp
     history/view/media/history_view_web_page.h
     history/view/reactions/history_view_reactions.cpp
@@ -744,6 +755,10 @@ PRIVATE
     history/view/history_view_sticker_toast.h
     history/view/history_view_transcribe_button.cpp
     history/view/history_view_transcribe_button.h
+    history/view/history_view_translate_bar.cpp
+    history/view/history_view_translate_bar.h
+    history/view/history_view_translate_tracker.cpp
+    history/view/history_view_translate_tracker.h
     history/view/history_view_top_bar_widget.cpp
     history/view/history_view_top_bar_widget.h
     history/view/history_view_view_button.cpp
@@ -760,6 +775,8 @@ PRIVATE
     history/history_item_components.h
     history/history_item_edition.cpp
     history/history_item_edition.h
+    history/history_item_helpers.cpp
+    history/history_item_helpers.h
     history/history_item_reply_markup.cpp
     history/history_item_reply_markup.h
     history/history_item_text.cpp
@@ -768,10 +785,8 @@ PRIVATE
     history/history_inner_widget.h
     history/history_location_manager.cpp
     history/history_location_manager.h
-    history/history_message.cpp
-    history/history_message.h
-    history/history_service.cpp
-    history/history_service.h
+    history/history_translation.cpp
+    history/history_translation.h
     history/history_unread_things.cpp
     history/history_unread_things.h
     history/history_view_highlight_manager.cpp
@@ -831,14 +846,14 @@ PRIVATE
     info/profile/info_profile_cover.h
     info/profile/info_profile_emoji_status_panel.cpp
     info/profile/info_profile_emoji_status_panel.h
-    info/profile/info_profile_icon.cpp
-    info/profile/info_profile_icon.h
     info/profile/info_profile_inner_widget.cpp
     info/profile/info_profile_inner_widget.h
     info/profile/info_profile_members.cpp
     info/profile/info_profile_members.h
     info/profile/info_profile_members_controllers.cpp
     info/profile/info_profile_members_controllers.h
+    info/profile/info_profile_phone_menu.cpp
+    info/profile/info_profile_phone_menu.h
     info/profile/info_profile_text.cpp
     info/profile/info_profile_text.h
     info/profile/info_profile_values.cpp
@@ -847,6 +862,18 @@ PRIVATE
     info/profile/info_profile_widget.h
     info/settings/info_settings_widget.cpp
     info/settings/info_settings_widget.h
+    info/userpic/info_userpic_colors_editor.cpp
+    info/userpic/info_userpic_colors_editor.h
+    info/userpic/info_userpic_emoji_builder.cpp
+    info/userpic/info_userpic_emoji_builder.h
+    info/userpic/info_userpic_emoji_builder_common.cpp
+    info/userpic/info_userpic_emoji_builder_common.h
+    info/userpic/info_userpic_emoji_builder_menu_item.cpp
+    info/userpic/info_userpic_emoji_builder_menu_item.h
+    info/userpic/info_userpic_emoji_builder_preview.cpp
+    info/userpic/info_userpic_emoji_builder_preview.h
+    info/userpic/info_userpic_emoji_builder_widget.cpp
+    info/userpic/info_userpic_emoji_builder_widget.h
     inline_bots/bot_attach_web_view.cpp
     inline_bots/bot_attach_web_view.h
     inline_bots/inline_bot_layout_internal.cpp
@@ -976,6 +1003,8 @@ PRIVATE
     media/view/media_view_playback_progress.cpp
     media/view/media_view_playback_progress.h
     media/view/media_view_open_common.h
+    menu/menu_antispam_validator.cpp
+    menu/menu_antispam_validator.h
     menu/menu_item_download_files.cpp
     menu/menu_item_download_files.h
     menu/menu_mute.cpp
@@ -1054,6 +1083,7 @@ PRIVATE
     platform/linux/notifications_manager_linux_dummy.cpp
     platform/linux/notifications_manager_linux.cpp
     platform/linux/notifications_manager_linux.h
+    platform/linux/overlay_widget_linux.h
     platform/linux/specific_linux.cpp
     platform/linux/specific_linux.h
     platform/linux/tray_linux.cpp
@@ -1069,6 +1099,8 @@ PRIVATE
     platform/mac/main_window_mac.h
     platform/mac/notifications_manager_mac.mm
     platform/mac/notifications_manager_mac.h
+    platform/mac/overlay_widget_mac.h
+    platform/mac/overlay_widget_mac.mm
     platform/mac/specific_mac.mm
     platform/mac/specific_mac.h
     platform/mac/specific_mac_p.mm
@@ -1106,6 +1138,7 @@ PRIVATE
     platform/win/main_window_win.h
     platform/win/notifications_manager_win.cpp
     platform/win/notifications_manager_win.h
+    platform/win/overlay_widget_win.h
     platform/win/specific_win.cpp
     platform/win/specific_win.h
     platform/win/tray_win.cpp
@@ -1125,6 +1158,8 @@ PRIVATE
     platform/platform_integration.h
     platform/platform_main_window.h
     platform/platform_notifications_manager.h
+    platform/platform_overlay_widget.cpp
+    platform/platform_overlay_widget.h
     platform/platform_specific.h
     platform/platform_tray.h
     platform/platform_window_title.h
@@ -1168,6 +1203,8 @@ PRIVATE
     settings/settings_experimental.h
     settings/settings_folders.cpp
     settings/settings_folders.h
+    settings/settings_global_ttl.cpp
+    settings/settings_global_ttl.h
     settings/settings_information.cpp
     settings/settings_information.h
     settings/settings_intro.cpp
@@ -1178,12 +1215,16 @@ PRIVATE
     settings/settings_main.h
     settings/settings_notifications.cpp
     settings/settings_notifications.h
+    settings/settings_power_saving.cpp
+    settings/settings_power_saving.h
     settings/settings_premium.cpp
     settings/settings_premium.h
     settings/settings_privacy_controllers.cpp
     settings/settings_privacy_controllers.h
     settings/settings_privacy_security.cpp
     settings/settings_privacy_security.h
+    settings/settings_scale_preview.cpp
+    settings/settings_scale_preview.h
     settings/settings_type.h
     storage/details/storage_file_utilities.cpp
     storage/details/storage_file_utilities.h
@@ -1245,6 +1286,10 @@ PRIVATE
     ui/chat/choose_send_as.h
     ui/chat/choose_theme_controller.cpp
     ui/chat/choose_theme_controller.h
+    ui/controls/silent_toggle.cpp
+    ui/controls/silent_toggle.h
+    ui/controls/userpic_button.cpp
+    ui/controls/userpic_button.h
     ui/effects/emoji_fly_animation.cpp
     ui/effects/emoji_fly_animation.h
     ui/effects/message_sending_animation_common.h
@@ -1264,8 +1309,6 @@ PRIVATE
     ui/widgets/level_meter.h
     ui/countryinput.cpp
     ui/countryinput.h
-    ui/empty_userpic.cpp
-    ui/empty_userpic.h
     ui/filter_icons.cpp
     ui/filter_icons.h
     ui/filter_icon_panel.cpp
@@ -1275,8 +1318,6 @@ PRIVATE
     ui/resize_area.h
     ui/search_field_controller.cpp
     ui/search_field_controller.h
-    ui/special_buttons.cpp
-    ui/special_buttons.h
     ui/text/format_song_document_name.cpp
     ui/text/format_song_document_name.h
     ui/unread_badge.cpp
@@ -1337,8 +1378,6 @@ PRIVATE
     apiwrap.cpp
     apiwrap.h
     config.h
-    facades.cpp
-    facades.h
     logs.cpp
     logs.h
     main.cpp
@@ -1409,6 +1448,13 @@ PRIVATE
     numbers.txt
 )
 
+if (APPLE AND NOT build_macstore)
+    nice_target_sources(Telegram ${res_loc}
+    PRIVATE
+        qrc/telegram/mac_icons.qrc
+    )
+endif()
+
 if (WIN32)
     # message(${CMAKE_GENERATOR})
     # mt.exe -manifest "${res_loc}/winrc/Telegram.manifest" "-inputresource:\"$<TARGET_FILE:Telegram>\";#1" "-outputresource:\"$<TARGET_FILE:Telegram>\";#1" >NUL
@@ -1680,8 +1726,9 @@ endif()
 
 if (LINUX AND DESKTOP_APP_USE_PACKAGED)
     include(GNUInstallDirs)
-    configure_file("../lib/xdg/telegramdesktop.metainfo.xml" "${CMAKE_CURRENT_BINARY_DIR}/telegramdesktop.metainfo.xml" @ONLY)
-    generate_appdata_changelog(Telegram "${CMAKE_SOURCE_DIR}/changelog.txt" "${CMAKE_CURRENT_BINARY_DIR}/telegramdesktop.metainfo.xml")
+    configure_file("../lib/xdg/org.telegram.desktop.desktop" "${CMAKE_CURRENT_BINARY_DIR}/org.telegram.desktop.desktop" @ONLY)
+    configure_file("../lib/xdg/org.telegram.desktop.metainfo.xml" "${CMAKE_CURRENT_BINARY_DIR}/org.telegram.desktop.metainfo.xml" @ONLY)
+    generate_appdata_changelog(Telegram "${CMAKE_SOURCE_DIR}/changelog.txt" "${CMAKE_CURRENT_BINARY_DIR}/org.telegram.desktop.metainfo.xml")
     install(TARGETS Telegram RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}" BUNDLE DESTINATION "${CMAKE_INSTALL_BINDIR}")
     install(FILES "Resources/art/icon16.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/16x16/apps" RENAME "telegram.png")
     install(FILES "Resources/art/icon32.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/32x32/apps" RENAME "telegram.png")
@@ -1690,6 +1737,6 @@ if (LINUX AND DESKTOP_APP_USE_PACKAGED)
     install(FILES "Resources/art/icon128.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/128x128/apps" RENAME "telegram.png")
     install(FILES "Resources/art/icon256.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/256x256/apps" RENAME "telegram.png")
     install(FILES "Resources/art/icon512.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/512x512/apps" RENAME "telegram.png")
-    install(FILES "../lib/xdg/telegramdesktop.desktop" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/applications")
-    install(FILES "${CMAKE_CURRENT_BINARY_DIR}/telegramdesktop.metainfo.xml" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/metainfo")
+    install(FILES "${CMAKE_CURRENT_BINARY_DIR}/org.telegram.desktop.desktop" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/applications")
+    install(FILES "${CMAKE_CURRENT_BINARY_DIR}/org.telegram.desktop.metainfo.xml" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/metainfo")
 endif()

Telegram/Resources/art/topic_icons/general.svg

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg width="20px" height="20px" viewBox="0 0 20 20" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+    <title>general</title>
+    <g id="general" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">
+        <path d="M14.4576257,1.02558449 C15.189053,1.1696007 15.6657078,1.88165413 15.5222641,2.61600035 L14.8818905,5.62412405 L16.6504058,5.62421139 C17.3957661,5.62421139 18,6.23085664 18,6.97919149 C18,7.72752633 17.3957661,8.33417159 16.6504058,8.33417159 L14.3525674,8.33397488 L13.6850637,11.7513347 L15.3008116,11.7515071 C16.0461719,11.7515071 16.6504058,12.3581524 16.6504058,13.1064872 C16.6504058,13.8548221 16.0461719,14.4614673 15.3008116,14.4614673 L13.1557407,14.4614328 L12.4307242,17.9055215 C12.2872804,18.6398677 11.5780573,19.1184247 10.84663,18.9744085 C10.1152028,18.8303923 9.63854794,18.1183389 9.7819917,17.3839927 L10.4051821,14.4614328 L7.75733538,14.4614328 L7.03234733,17.9055215 C6.90989534,18.5324024 6.37514133,18.9728813 5.76623746,18.9987859 L5.71387199,19 C5.62631985,19.0002755 5.53745163,18.9919715 5.44825318,18.9744085 C4.71682589,18.8303923 4.24017107,18.1183389 4.38361482,17.3839927 L5.00702313,14.4614328 L3.34959422,14.4614673 C2.60423391,14.4614673 2,13.8548221 2,13.1064872 C2,12.3581524 2.60423391,11.7515071 3.34959422,11.7515071 L5.53634616,11.7513347 L6.20384986,8.33397488 L4.69918844,8.33417159 C3.95382813,8.33417159 3.34959422,7.72752633 3.34959422,6.97919149 C3.34959422,6.23085664 3.95382813,5.62421139 4.69918844,5.62421139 L6.73317289,5.62412405 L7.4751547,2.09447154 C7.60110532,1.44967974 8.16325465,1.00209364 8.79363004,1 L8.84631136,1.00087004 C8.91674267,1.00340951 8.98789009,1.01153413 9.05924885,1.02558449 C9.79067614,1.1696007 10.267331,1.88165413 10.1238872,2.61600035 L9.48348515,5.62412405 L12.1315782,5.62412405 L12.8735316,2.09447154 C13.0169753,1.36012532 13.7261984,0.881568286 14.4576257,1.02558449 Z M10.9345052,11.7513347 L11.6020089,8.33397488 L8.95416211,8.33397488 L8.28665842,11.7513347 L10.9345052,11.7513347 Z" id="Combined-Shape-Copy-6" fill="#FFFFFF"></path>
+    </g>
+</svg>