Version 2.3: Fix emoji fingerprint on Retina.

- Video Calls (alpha version).

.github/workflows/linux.yml

@@ -95,7 +95,7 @@ jobs:
           libgtk2.0-dev libice-dev libsm-dev libicu-dev libdrm-dev dh-autoreconf \
           autoconf automake build-essential libxml2-dev libass-dev libfreetype6-dev \
           libgpac-dev libsdl1.2-dev libtheora-dev libtool libva-dev libvdpau-dev \
-          libvorbis-dev libxcb1-dev libxcb-image0-dev libxcb-shm0-dev \
+          libvorbis-dev libxcb1-dev libxcb-image0-dev libxcb-shm0-dev libxcb-screensaver0-dev \
           libxcb-xfixes0-dev libxcb-keysyms1-dev libxcb-icccm4-dev libatspi2.0-dev \
           libxcb-render-util0-dev libxcb-util0-dev libxcb-xkb-dev libxrender-dev \
           libasound-dev libpulse-dev libxcb-sync0-dev libxcb-randr0-dev libegl1-mesa-dev \
@@ -157,7 +157,7 @@ jobs:
 
       - name: Opus cache.
         id: cache-opus
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/opus
           key: ${{ runner.OS }}-opus-${{ env.CACHE_KEY }}
@@ -202,7 +202,7 @@ jobs:
 
       - name: FFmpeg cache.
         id: cache-ffmpeg
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/ffmpeg-cache
           key: ${{ runner.OS }}-ffmpeg-${{ env.CACHE_KEY }}
@@ -356,7 +356,7 @@ jobs:
 
       - name: OpenSSL cache.
         id: cache-openssl
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/openssl-cache
           key: ${{ runner.OS }}-${{ env.OPENSSL_VER }}-${{ env.CACHE_KEY }}
@@ -369,7 +369,7 @@ jobs:
           git clone -b OpenSSL_${OPENSSL_VER}-stable --depth=1 \
             $GIT/openssl/openssl $opensslDir
           cd $opensslDir
-          ./config --prefix="$OPENSSL_PREFIX"
+          ./config --prefix="$OPENSSL_PREFIX" no-tests
           make -j$(nproc)
           sudo make DESTDIR="$LibrariesPath/openssl-cache" install_sw
           cd ..
@@ -412,7 +412,7 @@ jobs:
 
       - name: Qt 5.12.8 cache.
         id: cache-qt
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/qt-cache
           key: ${{ runner.OS }}-qt-${{ env.CACHE_KEY }}-${{ hashFiles('**/qt*_5_12_8/*') }}
@@ -423,8 +423,8 @@ jobs:
 
           git clone -b v5.12.8 --depth=1 git://code.qt.io/qt/qt5.git qt_${QT}
           cd qt_${QT}
-          perl init-repository --module-subset=qtbase,qtwayland,qtimageformats,qtsvg,qtx11extras
-          git submodule update qtbase qtwayland qtimageformats qtsvg qtx11extras
+          perl init-repository --module-subset=qtbase,qtwayland,qtimageformats,qtsvg
+          git submodule update qtbase qtwayland qtimageformats qtsvg
           cd qtbase
           find ../../patches/qtbase_${QT} -type f -print0 | sort -z | xargs -r0 git apply
           cd ..
@@ -461,7 +461,7 @@ jobs:
 
       - name: Breakpad cache.
         id: cache-breakpad
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/breakpad-cache
           key: ${{ runner.OS }}-breakpad-${{ env.CACHE_KEY }}
@@ -530,6 +530,7 @@ jobs:
           -D CMAKE_CXX_FLAGS="-s" \
           -D TDESKTOP_API_TEST=ON \
           -D DESKTOP_APP_USE_PACKAGED=OFF \
+          -D DESKTOP_APP_DISABLE_CRASH_REPORTS=OFF \
           $DEFINE
 
           cd ../out/Debug

.github/workflows/mac.yml

@@ -79,6 +79,7 @@ jobs:
 
       - name: First set up.
         run: |
+          sudo chown -R `whoami`:admin /usr/local/share
           brew install automake fdk-aac lame libass libtool libvorbis libvpx \
           ninja opus sdl shtool texi2html theora x264 xvid yasm pkg-config
 
@@ -133,7 +134,7 @@ jobs:
 
       - name: OpenSSL cache.
         id: cache-openssl
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/openssl_${{ env.OPENSSL_VER }}
           key: ${{ runner.OS }}-${{ env.OPENSSL_VER }}-${{ env.CACHE_KEY }}
@@ -147,6 +148,7 @@ jobs:
           git checkout OpenSSL_"$OPENSSL_VER"-stable
           ./Configure \
           --prefix=$PREFIX \
+          no-tests \
           darwin64-x86_64-cc \
           -static \
           $MIN_MAC
@@ -163,7 +165,7 @@ jobs:
 
       - name: Opus cache.
         id: cache-opus
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/opus
           key: ${{ runner.OS }}-opus-${{ env.CACHE_KEY }}
@@ -185,7 +187,7 @@ jobs:
 
       - name: Libiconv cache.
         id: cache-libiconv
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/${{ env.LIBICONV_VER }}
           key: ${{ runner.OS }}-${{ env.LIBICONV_VER }}-${{ env.CACHE_KEY }}
@@ -206,7 +208,7 @@ jobs:
 
       - name: FFmpeg cache.
         id: cache-ffmpeg
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/ffmpeg-cache
           key: ${{ runner.OS }}-ffmpeg-${{ env.CACHE_KEY }}
@@ -362,7 +364,7 @@ jobs:
 
       - name: Crashpad cache.
         id: cache-crashpad
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/crashpad
           key: ${{ runner.OS }}-crashpad-${{ env.CACHE_KEY }}-${{ hashFiles('**/crashpad.diff') }}-${{ hashFiles('**/mini_chromium.diff') }}
@@ -401,7 +403,7 @@ jobs:
 
       - name: Qt 5.12.8 cache.
         id: cache-qt
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/qt-cache
           key: ${{ runner.OS }}-qt-${{ env.CACHE_KEY }}-${{ hashFiles('**/qtbase_5_12_8/*') }}
@@ -461,7 +463,11 @@ jobs:
             echo ::set-env name=ARTIFACT_NAME::Telegram
           fi
 
-          ./configure.sh -D TDESKTOP_API_TEST=ON -D DESKTOP_APP_USE_PACKAGED=OFF $DEFINE
+          ./configure.sh \
+          -D TDESKTOP_API_TEST=ON \
+          -D DESKTOP_APP_USE_PACKAGED=OFF \
+          -D DESKTOP_APP_DISABLE_CRASH_REPORTS=OFF \
+          $DEFINE
 
           cd ../out
 

.github/workflows/win.yml

@@ -133,7 +133,7 @@ jobs:
 
       - name: OpenSSL cache.
         id: cache-openssl
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/openssl_${{ env.OPENSSL_VER }}
           key: ${{ runner.OS }}-${{ env.CACHE_KEY }}-${{ env.OPENSSL_VER }}
@@ -146,7 +146,7 @@ jobs:
           git clone %GIT%/openssl/openssl.git openssl_%OPENSSL_VER%
           cd openssl_%OPENSSL_VER%
           git checkout OpenSSL_%OPENSSL_VER%-stable
-          perl Configure no-shared debug-VC-WIN32
+          perl Configure no-shared no-tests debug-VC-WIN32
           nmake
           mkdir out32.dbg
           move libcrypto.lib out32.dbg
@@ -177,7 +177,7 @@ jobs:
 
       - name: OpenAL Soft cache.
         id: cache-openal
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/openal-soft
           key: ${{ runner.OS }}-openal-soft-${{ env.CACHE_KEY }}
@@ -201,7 +201,7 @@ jobs:
 
       - name: Breakpad cache.
         id: cache-breakpad
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/breakpad
           key: ${{ runner.OS }}-breakpad-${{ env.CACHE_KEY }}-${{ hashFiles('**/breakpad.diff') }}
@@ -250,7 +250,7 @@ jobs:
 
       - name: Opus cache.
         id: cache-opus
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/opus
           key: ${{ runner.OS }}-opus-${{ env.CACHE_KEY }}
@@ -269,7 +269,7 @@ jobs:
 
       - name: FFmpeg cache.
         id: cache-ffmpeg
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/ffmpeg
           key: ${{ runner.OS }}-ffmpeg-${{ env.CACHE_KEY }}-2-${{ hashFiles('**/build_ffmpeg_win.sh') }}
@@ -291,7 +291,7 @@ jobs:
 
       - name: Qt 5.12.8 cache.
         id: cache-qt
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.LibrariesPath }}/Qt-5.12.8
           key: ${{ runner.OS }}-qt-${{ env.CACHE_KEY }}-${{ hashFiles('**/qtbase_5_12_8/*') }}
@@ -365,6 +365,7 @@ jobs:
           call configure.bat ^
           -D TDESKTOP_API_TEST=ON ^
           -D DESKTOP_APP_USE_PACKAGED=OFF ^
+          -D DESKTOP_APP_DISABLE_CRASH_REPORTS=OFF ^
           %TDESKTOP_BUILD_DEFINE% ^
           -DCMAKE_SYSTEM_VERSION=%SDK%
 

.gitmodules

@@ -94,3 +94,9 @@
 [submodule "Telegram/ThirdParty/fcitx5-qt"]
 	path = Telegram/ThirdParty/fcitx5-qt
 	url = https://github.com/fcitx/fcitx5-qt.git
+[submodule "Telegram/lib_webrtc"]
+	path = Telegram/lib_webrtc
+	url = https://github.com/desktop-app/lib_webrtc.git
+[submodule "Telegram/ThirdParty/tgcalls"]
+	path = Telegram/ThirdParty/tgcalls
+	url = https://github.com/TelegramMessenger/tgcalls.git

Telegram/CMakeLists.txt

@@ -18,6 +18,7 @@ endif()
 add_subdirectory(lib_storage)
 add_subdirectory(lib_lottie)
 add_subdirectory(lib_qr)
+add_subdirectory(lib_webrtc)
 add_subdirectory(codegen)
 
 include(CheckCXXSourceCompiles)
@@ -34,6 +35,7 @@ include(cmake/lib_ffmpeg.cmake)
 include(cmake/lib_mtproto.cmake)
 include(cmake/lib_scheme.cmake)
 include(cmake/lib_tgvoip.cmake)
+include(cmake/lib_tgcalls.cmake)
 
 set(style_files
     boxes/boxes.style
@@ -72,9 +74,7 @@ if (LINUX)
     PRIVATE
         desktop-app::external_materialdecoration
         desktop-app::external_nimf_qt5
-        desktop-app::external_qt5ct
-        desktop-app::external_qt5ct_style
-        desktop-app::external_qt5ct_qtplugin
+        desktop-app::external_qt5ct_support
     )
 
     if (NOT DESKTOP_APP_DISABLE_DBUS_INTEGRATION)
@@ -103,9 +103,13 @@ endif()
 
 target_link_libraries(Telegram
 PRIVATE
+    tdesktop::lib_tgcalls_legacy
+    tdesktop::lib_tgcalls
+    tdesktop::lib_tgvoip
     tdesktop::lib_mtproto
     tdesktop::lib_scheme
     tdesktop::lib_export
+    desktop-app::lib_webrtc
     desktop-app::lib_base
     desktop-app::lib_crl
     desktop-app::lib_ui
@@ -122,29 +126,64 @@ PRIVATE
     desktop-app::external_qr_code_generator
     desktop-app::external_crash_reports
     desktop-app::external_auto_updates
-    tdesktop::lib_tgvoip
     desktop-app::external_openssl
     desktop-app::external_openal
 )
 
-# Telegram uses long atomic types, so on some architectures libatomic is needed.
-check_cxx_source_compiles("
-#include <atomic>
-std::atomic_int64_t foo;
-int main() {return foo;}
-" HAVE_LONG_ATOMIC_WITHOUT_LIB)
-if (NOT HAVE_LONG_ATOMIC_WITHOUT_LIB)
-    target_link_libraries(Telegram PRIVATE atomic)
+if (LINUX AND DESKTOP_APP_USE_PACKAGED AND Qt5WaylandClient_VERSION VERSION_LESS 5.13.0)
+    find_package(PkgConfig REQUIRED)
+    pkg_check_modules(WAYLAND_CLIENT REQUIRED wayland-client)
+
+    target_include_directories(Telegram
+    PRIVATE
+        ${WAYLAND_CLIENT_INCLUDE_DIRS}
+    )
 endif()
 
-if (DESKTOP_APP_USE_PACKAGED)
-    set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
-    find_package(Threads REQUIRED)
+if (LINUX)
+    if (DESKTOP_APP_USE_PACKAGED)
+        find_package(PkgConfig REQUIRED)
+        pkg_check_modules(XCB_SCREENSAVER REQUIRED IMPORTED_TARGET xcb-screensaver)
+        pkg_check_modules(XCB REQUIRED IMPORTED_TARGET xcb)
 
-    target_link_libraries(Telegram
-    PRIVATE
-        Threads::Threads
-    )
+        target_link_libraries(Telegram
+        PRIVATE
+            PkgConfig::XCB_SCREENSAVER
+            PkgConfig::XCB
+        )
+    else()
+        target_link_static_libraries(Telegram PRIVATE xcb-screensaver)
+        target_link_libraries(Telegram PRIVATE xcb)
+    endif()
+endif()
+
+if (LINUX AND NOT TDESKTOP_DISABLE_GTK_INTEGRATION)
+    find_package(PkgConfig REQUIRED)
+    target_compile_options(Telegram PRIVATE -Wno-register)
+
+    if (DESKTOP_APP_USE_PACKAGED AND NOT DESKTOP_APP_USE_PACKAGED_LAZY)
+        pkg_check_modules(X11 REQUIRED IMPORTED_TARGET x11)
+        pkg_check_modules(GOBJECT2 REQUIRED IMPORTED_TARGET gobject-2.0)
+        pkg_check_modules(GLIB2 REQUIRED IMPORTED_TARGET glib-2.0)
+        pkg_check_modules(GTK3 REQUIRED IMPORTED_TARGET gtk+-3.0)
+
+        target_link_libraries(Telegram
+        PRIVATE
+            PkgConfig::X11
+            PkgConfig::GOBJECT2
+            PkgConfig::GLIB2
+            PkgConfig::GTK3
+        )
+    else()
+        pkg_search_module(GTK REQUIRED gtk+-2.0 gtk+-3.0)
+        target_link_libraries(Telegram
+        PRIVATE
+            X11
+            gobject-2.0
+            glib-2.0
+        )
+        target_include_directories(Telegram PRIVATE ${GTK_INCLUDE_DIRS})
+    endif()
 endif()
 
 target_precompile_headers(Telegram PRIVATE ${src_loc}/stdafx.h)
@@ -152,12 +191,25 @@ nice_target_sources(Telegram ${src_loc}
 PRIVATE
     ${style_files}
 
+    api/api_bot.cpp
+    api/api_bot.h
     api/api_chat_filters.cpp
     api/api_chat_filters.h
+    api/api_chat_invite.cpp
+    api/api_chat_invite.h
     api/api_common.h
+    api/api_editing.cpp
+    api/api_editing.h
+    api/api_global_privacy.cpp
+    api/api_global_privacy.h
+    api/api_hash.cpp
     api/api_hash.h
+    api/api_media.cpp
+    api/api_media.h
     api/api_self_destruct.cpp
     api/api_self_destruct.h
+    api/api_send_progress.cpp
+    api/api_send_progress.h
     api/api_sending.cpp
     api/api_sending.h
     api/api_sensitive_content.cpp
@@ -166,6 +218,8 @@ PRIVATE
     api/api_single_message_search.h
     api/api_text_entities.cpp
     api/api_text_entities.h
+    api/api_updates.cpp
+    api/api_updates.h
     boxes/filters/edit_filter_box.cpp
     boxes/filters/edit_filter_box.h
     boxes/filters/edit_filter_chats_list.cpp
@@ -264,17 +318,20 @@ PRIVATE
     calls/calls_box_controller.h
     calls/calls_call.cpp
     calls/calls_call.h
-    calls/calls_controller.cpp
-    calls/calls_controller.h
-    calls/calls_controller_tgvoip.h
     calls/calls_emoji_fingerprint.cpp
     calls/calls_emoji_fingerprint.h
     calls/calls_instance.cpp
     calls/calls_instance.h
     calls/calls_panel.cpp
     calls/calls_panel.h
+    calls/calls_signal_bars.cpp
+    calls/calls_signal_bars.h
     calls/calls_top_bar.cpp
     calls/calls_top_bar.h
+    calls/calls_userpic.cpp
+    calls/calls_userpic.h
+    calls/calls_video_bubble.cpp
+    calls/calls_video_bubble.h
     chat_helpers/bot_keyboard.cpp
     chat_helpers/bot_keyboard.h
     chat_helpers/emoji_keywords.cpp
@@ -291,18 +348,20 @@ PRIVATE
     chat_helpers/gifs_list_widget.h
     chat_helpers/message_field.cpp
     chat_helpers/message_field.h
+    chat_helpers/send_context_menu.cpp
+    chat_helpers/send_context_menu.h
     chat_helpers/spellchecker_common.cpp
     chat_helpers/spellchecker_common.h
-    chat_helpers/stickers.cpp
-    chat_helpers/stickers.h
+    chat_helpers/stickers_emoji_image_loader.cpp
+    chat_helpers/stickers_emoji_image_loader.h
     chat_helpers/stickers_emoji_pack.cpp
     chat_helpers/stickers_emoji_pack.h
     chat_helpers/stickers_dice_pack.cpp
     chat_helpers/stickers_dice_pack.h
     chat_helpers/stickers_list_widget.cpp
     chat_helpers/stickers_list_widget.h
-    chat_helpers/stickers_set.cpp
-    chat_helpers/stickers_set.h
+    chat_helpers/stickers_lottie.cpp
+    chat_helpers/stickers_lottie.h
     chat_helpers/tabbed_panel.cpp
     chat_helpers/tabbed_panel.h
     chat_helpers/tabbed_section.cpp
@@ -344,6 +403,10 @@ PRIVATE
     core/utils.cpp
     core/utils.h
     core/version.h
+    data/stickers/data_stickers_set.cpp
+    data/stickers/data_stickers_set.h
+    data/stickers/data_stickers.cpp
+    data/stickers/data_stickers.h
     data/data_abstract_structure.cpp
     data/data_abstract_structure.h
     data/data_auto_download.cpp
@@ -352,6 +415,8 @@ PRIVATE
     data/data_chat.h
     data/data_chat_filters.cpp
     data/data_chat_filters.h
+    data/data_changes.cpp
+    data/data_changes.h
     data/data_channel.cpp
     data/data_channel.h
     data/data_channel_admins.cpp
@@ -448,6 +513,8 @@ PRIVATE
     dialogs/dialogs_search_from_controllers.h
     dialogs/dialogs_widget.cpp
     dialogs/dialogs_widget.h
+    export/export_manager.cpp
+    export/export_manager.h
     export/view/export_view_content.cpp
     export/view/export_view_content.h
     export/view/export_view_panel_controller.cpp
@@ -529,6 +596,8 @@ PRIVATE
     history/view/history_view_service_message.h
     history/view/history_view_top_bar_widget.cpp
     history/view/history_view_top_bar_widget.h
+    history/view/history_view_webpage_preview.cpp
+    history/view/history_view_webpage_preview.h
     history/history.cpp
     history/history.h
     history/history_drag_area.cpp
@@ -663,10 +732,12 @@ PRIVATE
     main/main_account.h
     main/main_app_config.cpp
     main/main_app_config.h
+    main/main_domain.cpp
+    main/main_domain.h
     main/main_session.cpp
     main/main_session.h
-    main/main_settings.cpp
-    main/main_settings.h
+    main/main_session_settings.cpp
+    main/main_session_settings.h
     media/audio/media_audio.cpp
     media/audio/media_audio.h
     media/audio/media_audio_capture.cpp
@@ -681,6 +752,8 @@ PRIVATE
     media/audio/media_audio_track.h
     media/audio/media_child_ffmpeg_loader.cpp
     media/audio/media_child_ffmpeg_loader.h
+    media/audio/media_openal_functions.cpp
+    media/audio/media_openal_functions.h
     media/clip/media_clip_check_streaming.cpp
     media/clip/media_clip_check_streaming.h
     media/clip/media_clip_ffmpeg.cpp
@@ -746,8 +819,6 @@ PRIVATE
     mtproto/connection_tcp.cpp
     mtproto/connection_tcp.h
     mtproto/core_types.h
-    mtproto/dc_options.cpp
-    mtproto/dc_options.h
     mtproto/dedicated_file_loader.cpp
     mtproto/dedicated_file_loader.h
     mtproto/facade.cpp
@@ -793,6 +864,8 @@ PRIVATE
     platform/linux/linux_gdk_helper.h
     platform/linux/linux_libs.cpp
     platform/linux/linux_libs.h
+    platform/linux/linux_xlib_helper.cpp
+    platform/linux/linux_xlib_helper.h
     platform/linux/file_utilities_linux.cpp
     platform/linux/file_utilities_linux.h
     platform/linux/launcher_linux.cpp
@@ -803,6 +876,7 @@ PRIVATE
     platform/linux/notifications_manager_linux.h
     platform/linux/specific_linux.cpp
     platform/linux/specific_linux.h
+    platform/linux/window_title_linux.h
     platform/mac/file_utilities_mac.mm
     platform/mac/file_utilities_mac.h
     platform/mac/launcher_mac.mm
@@ -817,8 +891,24 @@ PRIVATE
     platform/mac/specific_mac_p.h
     platform/mac/window_title_mac.mm
     platform/mac/window_title_mac.h
-    platform/mac/mac_touchbar.h
-    platform/mac/mac_touchbar.mm
+    platform/mac/touchbar/items/mac_formatter_item.h
+    platform/mac/touchbar/items/mac_formatter_item.mm
+    platform/mac/touchbar/items/mac_pinned_chats_item.h
+    platform/mac/touchbar/items/mac_pinned_chats_item.mm
+    platform/mac/touchbar/items/mac_scrubber_item.h
+    platform/mac/touchbar/items/mac_scrubber_item.mm
+    platform/mac/touchbar/mac_touchbar_audio.h
+    platform/mac/touchbar/mac_touchbar_audio.mm
+    platform/mac/touchbar/mac_touchbar_common.h
+    platform/mac/touchbar/mac_touchbar_common.mm
+    platform/mac/touchbar/mac_touchbar_controls.h
+    platform/mac/touchbar/mac_touchbar_controls.mm
+    platform/mac/touchbar/mac_touchbar_main.h
+    platform/mac/touchbar/mac_touchbar_main.mm
+    platform/mac/touchbar/mac_touchbar_manager.h
+    platform/mac/touchbar/mac_touchbar_manager.mm
+    platform/mac/touchbar/mac_touchbar_media_view.h
+    platform/mac/touchbar/mac_touchbar_media_view.mm
     platform/win/audio_win.cpp
     platform/win/audio_win.h
     platform/win/file_utilities_win.cpp
@@ -881,6 +971,10 @@ PRIVATE
     settings/settings_privacy_controllers.h
     settings/settings_privacy_security.cpp
     settings/settings_privacy_security.h
+    storage/details/storage_file_utilities.cpp
+    storage/details/storage_file_utilities.h
+    storage/details/storage_settings_scheme.cpp
+    storage/details/storage_settings_scheme.h
     storage/download_manager_mtproto.cpp
     storage/download_manager_mtproto.h
     storage/file_download.cpp
@@ -899,8 +993,14 @@ PRIVATE
     storage/serialize_common.h
     storage/serialize_document.cpp
     storage/serialize_document.h
+    storage/serialize_peer.cpp
+    storage/serialize_peer.h
+    storage/storage_account.cpp
+    storage/storage_account.h
     storage/storage_cloud_blob.cpp
     storage/storage_cloud_blob.h
+    storage/storage_domain.cpp
+    storage/storage_domain.h
     storage/storage_facade.cpp
     storage/storage_facade.h
     # storage/storage_feed_messages.cpp
@@ -981,6 +1081,7 @@ PRIVATE
     window/window_connecting_widget.h
     window/window_controller.cpp
     window/window_controller.h
+    window/window_controls_layout.h
     window/window_filters_menu.cpp
     window/window_filters_menu.h
     window/window_history_hider.cpp
@@ -999,6 +1100,8 @@ PRIVATE
     window/window_session_controller.h
     window/window_slide_animation.cpp
     window/window_slide_animation.h
+    window/window_title_qt.cpp
+    window/window_title_qt.h
     window/window_title.h
     window/window_top_bar_wrap.h
     window/themes/window_theme.cpp
@@ -1035,16 +1138,19 @@ PRIVATE
     mainwidget.h
     mainwindow.cpp
     mainwindow.h
-    observer_peer.cpp
-    observer_peer.h
     qt_static_plugins.cpp
     settings.cpp
     settings.h
 )
 
-if (DESKTOP_APP_USE_PACKAGED)
-    nice_target_sources(Telegram ${src_loc} PRIVATE qt_functions.cpp)
-else()
+if (NOT LINUX)
+    remove_target_sources(Telegram ${src_loc}
+        window/window_title_qt.cpp
+        window/window_title_qt.h
+    )
+endif()
+
+if (NOT DESKTOP_APP_USE_PACKAGED)
     nice_target_sources(Telegram ${src_loc} PRIVATE platform/mac/mac_iconv_helper.c)
 endif()
 
@@ -1130,7 +1236,6 @@ elseif (LINUX)
 
         pkg_search_module(GTK REQUIRED gtk+-2.0 gtk+-3.0)
         target_include_directories(Telegram PRIVATE ${GTK_INCLUDE_DIRS})
-        target_compile_options(Telegram PRIVATE -Wno-register)
 
         if (DESKTOP_APP_USE_PACKAGED)
             find_library(X11_LIBRARY X11)
@@ -1199,7 +1304,7 @@ PRIVATE
     TDESKTOP_API_HASH=${TDESKTOP_API_HASH}
 )
 
-if (${CMAKE_GENERATOR} MATCHES "(Visual Studio|Xcode)")
+if (APPLE OR NOT CMAKE_EXECUTABLE_SUFFIX STREQUAL "" OR NOT "${output_name}" STREQUAL "Telegram")
     set(output_folder ${CMAKE_BINARY_DIR})
 elseif (DESKTOP_APP_SPECIAL_TARGET STREQUAL "")
     set(output_folder ${CMAKE_BINARY_DIR}/bin)

Telegram/Patches/build_ffmpeg_win.sh

@@ -13,6 +13,8 @@ pacman --noconfirm -S pkg-config
 PKG_CONFIG_PATH="/mingw64/lib/pkgconfig:$PKG_CONFIG_PATH"
 
 ./configure --toolchain=msvc \
+--extra-cflags="-DCONFIG_SAFE_BITSTREAM_READER=1" \
+--extra-cxxflags="-DCONFIG_SAFE_BITSTREAM_READER=1" \
 --extra-ldflags="-libpath:$FullExecPath/../opus/win32/VS2015/Win32/Release" \
 --disable-programs \
 --disable-doc \

Telegram/Resources/langs/lang.strings

@@ -15,6 +15,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_menu_update" = "Update";
 "lng_menu_back" = "Back";
 "lng_menu_night_mode" = "Night Mode";
+"lng_menu_add_account" = "Add Account";
+"lng_menu_activate" = "Activate";
 
 "lng_disable_notifications_from_tray" = "Disable notifications";
 "lng_enable_notifications_from_tray" = "Enable notifications";
@@ -290,6 +292,9 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_settings_empty_bio" = "None";
 
 "lng_settings_section_notify" = "Notifications";
+"lng_settings_show_from" = "Show notifications from";
+"lng_settings_notify_all" = "All accounts";
+"lng_settings_notify_all_about" = "Turn this off if you want to receive notifications only from the account you are currently using.";
 "lng_settings_notify_title" = "Notifications for chats";
 "lng_settings_desktop_notify" = "Desktop notifications";
 "lng_settings_show_name" = "Show sender's name";
@@ -333,6 +338,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_settings_update_fail" = "Update check failed :(";
 "lng_settings_workmode_tray" = "Show tray icon";
 "lng_settings_workmode_window" = "Show taskbar icon";
+"lng_settings_native_frame" = "Use system window frame";
 "lng_settings_auto_start" = "Launch Telegram when system starts";
 "lng_settings_start_min" = "Launch minimized";
 "lng_settings_add_sendto" = "Place Telegram in \"Send to\" menu";
@@ -418,6 +424,9 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_settings_passcode_title" = "Local passcode";
 "lng_settings_password_title" = "Two-step verification";
 "lng_settings_sessions_title" = "Active sessions";
+"lng_settings_new_unknown" = "New chats from unknown users";
+"lng_settings_auto_archive" = "Archive and Mute";
+"lng_settings_auto_archive_about" = "Automatically archive and mute new chats, groups and channels from non-contacts.";
 "lng_settings_destroy_title" = "Delete my account";
 "lng_settings_network_proxy" = "Network and proxy";
 "lng_settings_version_info" = "Version and updates";
@@ -428,6 +437,15 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_settings_sensitive_disable_filtering" = "Disable filtering";
 "lng_settings_sensitive_about" = "Display sensitive media in public channels on all your Telegram devices.";
 
+"lng_settings_auto_night_mode" = "Auto-Night mode";
+"lng_settings_auto_night_enabled" = "Match the system settings";
+"lng_settings_auto_night_warning" = "You have enabled auto-night mode. If you want to change the dark mode settings, you'll need to disable it first.";
+"lng_settings_auto_night_disable" = "Disable";
+
+"lng_suggest_hide_new_title" = "Hide new chats?";
+"lng_suggest_hide_new_about" = "You are receiving lots of new chats from users who are not in your Contact List.\n\nDo you want to have such chats **automatically muted** and **archived**?";
+"lng_suggest_hide_new_to_settings" = "Go to Settings";
+
 "lng_settings_spellchecker" = "Spell checker";
 "lng_settings_system_spellchecker" = "Use system spell checker";
 "lng_settings_custom_spellchecker" = "Use spell checker";
@@ -1121,6 +1139,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 "lng_group_invite_members#one" = "{count} member, among them:";
 "lng_group_invite_members#other" = "{count} members, among them:";
+"lng_channel_invite_private" = "This channel is private.\nPlease join it to continue viewing its content.";
 
 "lng_group_invite_create" = "Create an invite link";
 "lng_group_invite_about" = "Telegram users will be able to join\nyour group by following this link.";
@@ -1275,6 +1294,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_new_contact_share_done" = "{user} can now see your phone number.";
 "lng_new_contact_add_name" = "Add {user} to contacts";
 "lng_new_contact_add_done" = "{user} is now in your contact list.";
+"lng_new_contact_unarchive" = "Unarchive";
 "lng_cant_send_to_not_contact" = "Sorry, you can only send messages to\nmutual contacts at the moment.\n{more_info}";
 "lng_cant_invite_not_contact" = "Sorry, you can only add mutual contacts\nto groups at the moment.\n{more_info}";
 "lng_cant_more_info" = "More info »";
@@ -1448,6 +1468,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_context_copy_text" = "Copy Text";
 "lng_context_open_gif" = "Open GIF";
 "lng_context_save_gif" = "Save GIF";
+"lng_context_delete_gif" = "Delete GIF";
 "lng_context_attached_stickers" = "Attached Stickers";
 "lng_context_to_msg" = "Go To Message";
 "lng_context_reply_msg" = "Reply";
@@ -1715,16 +1736,33 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_call_box_status_group" = "({amount}) {status}";
 
 "lng_call_outgoing" = "Outgoing call";
+"lng_call_video_outgoing" = "Outgoing video call";
 "lng_call_incoming" = "Incoming call";
+"lng_call_video_incoming" = "Incoming video call";
 "lng_call_missed" = "Missed call";
+"lng_call_video_missed" = "Missed video call";
 "lng_call_cancelled" = "Cancelled call";
+"lng_call_video_cancelled" = "Cancelled video call";
 "lng_call_declined" = "Declined call";
+"lng_call_video_declined" = "Declined video call";
 "lng_call_duration_info" = "{time}, {duration}";
 "lng_call_type_and_duration" = "{type} ({duration})";
 
 "lng_call_rate_label" = "Please rate the quality of your call";
 "lng_call_rate_comment" = "Comment (optional)";
 
+"lng_call_start_video" = "Start Video";
+"lng_call_stop_video" = "Stop Video";
+"lng_call_end_call" = "End Call";
+"lng_call_mute_audio" = "Mute";
+"lng_call_unmute_audio" = "Unmute";
+"lng_call_accept" = "Accept";
+"lng_call_decline" = "Decline";
+"lng_call_redial" = "Redial";
+"lng_call_cancel" = "Cancel";
+
+"lng_call_microphone_off" = "{user}'s microphone is off";
+
 "lng_no_mic_permission" = "Telegram needs access to your microphone so that you can make calls and record voice messages.";
 
 "lng_player_message_today" = "Today at {time}";

Telegram/Resources/tl/api.tl

@@ -62,10 +62,9 @@ inputMediaUploadedPhoto#1e287d04 flags:# file:InputFile stickers:flags.0?Vector<
 inputMediaPhoto#b3ba0635 flags:# id:InputPhoto ttl_seconds:flags.0?int = InputMedia;
 inputMediaGeoPoint#f9c44144 geo_point:InputGeoPoint = InputMedia;
 inputMediaContact#f8ab7dfb phone_number:string first_name:string last_name:string vcard:string = InputMedia;
-inputMediaUploadedDocument#5b38c6c1 flags:# nosound_video:flags.3?true file:InputFile thumb:flags.2?InputFile mime_type:string attributes:Vector<DocumentAttribute> stickers:flags.0?Vector<InputDocument> ttl_seconds:flags.1?int = InputMedia;
+inputMediaUploadedDocument#5b38c6c1 flags:# nosound_video:flags.3?true force_file:flags.4?true file:InputFile thumb:flags.2?InputFile mime_type:string attributes:Vector<DocumentAttribute> stickers:flags.0?Vector<InputDocument> ttl_seconds:flags.1?int = InputMedia;
 inputMediaDocument#23ab23d2 flags:# id:InputDocument ttl_seconds:flags.0?int = InputMedia;
 inputMediaVenue#c13d1c11 geo_point:InputGeoPoint title:string address:string provider:string venue_id:string venue_type:string = InputMedia;
-inputMediaGifExternal#4843b0fd url:string q:string = InputMedia;
 inputMediaPhotoExternal#e5bbfe1a flags:# url:string ttl_seconds:flags.0?int = InputMedia;
 inputMediaDocumentExternal#fb52dc99 flags:# url:string ttl_seconds:flags.0?int = InputMedia;
 inputMediaGame#d33f43f3 id:InputGame = InputMedia;
@@ -75,7 +74,7 @@ inputMediaPoll#f94e5f1 flags:# poll:Poll correct_answers:flags.0?Vector<bytes> s
 inputMediaDice#e66fbf7b emoticon:string = InputMedia;
 
 inputChatPhotoEmpty#1ca48f57 = InputChatPhoto;
-inputChatUploadedPhoto#927c55b4 file:InputFile = InputChatPhoto;
+inputChatUploadedPhoto#c642724e flags:# file:flags.0?InputFile video:flags.1?InputFile video_start_ts:flags.2?double = InputChatPhoto;
 inputChatPhoto#8953ad37 id:InputPhoto = InputChatPhoto;
 
 inputGeoPointEmpty#e4c123d6 = InputGeoPoint;
@@ -110,10 +109,10 @@ storage.fileMp4#b3cea0e4 = storage.FileType;
 storage.fileWebp#1081464c = storage.FileType;
 
 userEmpty#200250ba id:int = User;
-user#938458c1 flags:# self:flags.10?true contact:flags.11?true mutual_contact:flags.12?true deleted:flags.13?true bot:flags.14?true bot_chat_history:flags.15?true bot_nochats:flags.16?true verified:flags.17?true restricted:flags.18?true min:flags.20?true bot_inline_geo:flags.21?true support:flags.23?true scam:flags.24?true id:int access_hash:flags.0?long first_name:flags.1?string last_name:flags.2?string username:flags.3?string phone:flags.4?string photo:flags.5?UserProfilePhoto status:flags.6?UserStatus bot_info_version:flags.14?int restriction_reason:flags.18?Vector<RestrictionReason> bot_inline_placeholder:flags.19?string lang_code:flags.22?string = User;
+user#938458c1 flags:# self:flags.10?true contact:flags.11?true mutual_contact:flags.12?true deleted:flags.13?true bot:flags.14?true bot_chat_history:flags.15?true bot_nochats:flags.16?true verified:flags.17?true restricted:flags.18?true min:flags.20?true bot_inline_geo:flags.21?true support:flags.23?true scam:flags.24?true apply_min_photo:flags.25?true id:int access_hash:flags.0?long first_name:flags.1?string last_name:flags.2?string username:flags.3?string phone:flags.4?string photo:flags.5?UserProfilePhoto status:flags.6?UserStatus bot_info_version:flags.14?int restriction_reason:flags.18?Vector<RestrictionReason> bot_inline_placeholder:flags.19?string lang_code:flags.22?string = User;
 
 userProfilePhotoEmpty#4f11bae1 = UserProfilePhoto;
-userProfilePhoto#ecd75d8c photo_id:long photo_small:FileLocation photo_big:FileLocation dc_id:int = UserProfilePhoto;
+userProfilePhoto#69d3ab26 flags:# has_video:flags.0?true photo_id:long photo_small:FileLocation photo_big:FileLocation dc_id:int = UserProfilePhoto;
 
 userStatusEmpty#9d05049 = UserStatus;
 userStatusOnline#edb93949 expires:int = UserStatus;
@@ -129,7 +128,7 @@ channel#d31a961e flags:# creator:flags.0?true left:flags.2?true broadcast:flags.
 channelForbidden#289da732 flags:# broadcast:flags.5?true megagroup:flags.8?true id:int access_hash:long title:string until_date:flags.16?int = Chat;
 
 chatFull#1b7c9db3 flags:# can_set_username:flags.7?true has_scheduled:flags.8?true id:int about:string participants:ChatParticipants chat_photo:flags.2?Photo notify_settings:PeerNotifySettings exported_invite:ExportedChatInvite bot_info:flags.3?Vector<BotInfo> pinned_msg_id:flags.6?int folder_id:flags.11?int = ChatFull;
-channelFull#f0e6672a flags:# can_view_participants:flags.3?true can_set_username:flags.6?true can_set_stickers:flags.7?true hidden_prehistory:flags.10?true can_view_stats:flags.12?true can_set_location:flags.16?true has_scheduled:flags.19?true id:int about:string participants_count:flags.0?int admins_count:flags.1?int kicked_count:flags.2?int banned_count:flags.2?int online_count:flags.13?int read_inbox_max_id:int read_outbox_max_id:int unread_count:int chat_photo:Photo notify_settings:PeerNotifySettings exported_invite:ExportedChatInvite bot_info:Vector<BotInfo> migrated_from_chat_id:flags.4?int migrated_from_max_id:flags.4?int pinned_msg_id:flags.5?int stickerset:flags.8?StickerSet available_min_id:flags.9?int folder_id:flags.11?int linked_chat_id:flags.14?int location:flags.15?ChannelLocation slowmode_seconds:flags.17?int slowmode_next_send_date:flags.18?int stats_dc:flags.12?int pts:int = ChatFull;
+channelFull#f0e6672a flags:# can_view_participants:flags.3?true can_set_username:flags.6?true can_set_stickers:flags.7?true hidden_prehistory:flags.10?true can_set_location:flags.16?true has_scheduled:flags.19?true can_view_stats:flags.20?true id:int about:string participants_count:flags.0?int admins_count:flags.1?int kicked_count:flags.2?int banned_count:flags.2?int online_count:flags.13?int read_inbox_max_id:int read_outbox_max_id:int unread_count:int chat_photo:Photo notify_settings:PeerNotifySettings exported_invite:ExportedChatInvite bot_info:Vector<BotInfo> migrated_from_chat_id:flags.4?int migrated_from_max_id:flags.4?int pinned_msg_id:flags.5?int stickerset:flags.8?StickerSet available_min_id:flags.9?int folder_id:flags.11?int linked_chat_id:flags.14?int location:flags.15?ChannelLocation slowmode_seconds:flags.17?int slowmode_next_send_date:flags.18?int stats_dc:flags.12?int pts:int = ChatFull;
 
 chatParticipant#c8d7493e user_id:int inviter_id:int date:int = ChatParticipant;
 chatParticipantCreator#da13538a user_id:int = ChatParticipant;
@@ -139,7 +138,7 @@ chatParticipantsForbidden#fc900c2b flags:# chat_id:int self_participant:flags.0?
 chatParticipants#3f460fed chat_id:int participants:Vector<ChatParticipant> version:int = ChatParticipants;
 
 chatPhotoEmpty#37c1011c = ChatPhoto;
-chatPhoto#475cdbd5 photo_small:FileLocation photo_big:FileLocation dc_id:int = ChatPhoto;
+chatPhoto#d20b9f3c flags:# has_video:flags.0?true photo_small:FileLocation photo_big:FileLocation dc_id:int = ChatPhoto;
 
 messageEmpty#83e5de54 id:int = Message;
 message#452c0e65 flags:# out:flags.1?true mentioned:flags.4?true media_unread:flags.5?true silent:flags.13?true post:flags.14?true from_scheduled:flags.18?true legacy:flags.19?true edit_hide:flags.21?true id:int from_id:flags.8?int to_id:Peer fwd_from:flags.2?MessageFwdHeader via_bot_id:flags.11?int reply_to_msg_id:flags.3?int date:int message:string media:flags.9?MessageMedia reply_markup:flags.6?ReplyMarkup entities:flags.7?Vector<MessageEntity> views:flags.10?int edit_date:flags.15?int post_author:flags.16?string grouped_id:flags.17?long restriction_reason:flags.22?Vector<RestrictionReason> = Message;
@@ -187,7 +186,7 @@ dialog#2c171f72 flags:# pinned:flags.2?true unread_mark:flags.3?true peer:Peer t
 dialogFolder#71bd134c flags:# pinned:flags.2?true folder:Folder peer:Peer top_message:int unread_muted_peers_count:int unread_unmuted_peers_count:int unread_muted_messages_count:int unread_unmuted_messages_count:int = Dialog;
 
 photoEmpty#2331b22d id:long = Photo;
-photo#d07504a5 flags:# has_stickers:flags.0?true id:long access_hash:long file_reference:bytes date:int sizes:Vector<PhotoSize> dc_id:int = Photo;
+photo#fb197a65 flags:# has_stickers:flags.0?true id:long access_hash:long file_reference:bytes date:int sizes:Vector<PhotoSize> video_sizes:flags.1?Vector<VideoSize> dc_id:int = Photo;
 
 photoSizeEmpty#e17e23c type:string = PhotoSize;
 photoSize#77bfb61b type:string location:FileLocation w:int h:int size:int = PhotoSize;
@@ -213,7 +212,7 @@ inputPeerNotifySettings#9c3d198e flags:# show_previews:flags.0?Bool silent:flags
 
 peerNotifySettings#af509d20 flags:# show_previews:flags.0?Bool silent:flags.1?Bool mute_until:flags.2?int sound:flags.3?string = PeerNotifySettings;
 
-peerSettings#818426cd flags:# report_spam:flags.0?true add_contact:flags.1?true block_contact:flags.2?true share_contact:flags.3?true need_contacts_exception:flags.4?true report_geo:flags.5?true = PeerSettings;
+peerSettings#733f2961 flags:# report_spam:flags.0?true add_contact:flags.1?true block_contact:flags.2?true share_contact:flags.3?true need_contacts_exception:flags.4?true report_geo:flags.5?true autoarchived:flags.7?true geo_distance:flags.6?int = PeerSettings;
 
 wallPaper#a437c3ed id:long flags:# creator:flags.0?true default:flags.1?true pattern:flags.3?true dark:flags.4?true access_hash:long slug:string document:Document settings:flags.2?WallPaperSettings = WallPaper;
 wallPaperNoFile#8af40b25 flags:# default:flags.1?true dark:flags.4?true settings:flags.2?WallPaperSettings = WallPaper;
@@ -226,7 +225,7 @@ inputReportReasonOther#e1746d0a text:string = ReportReason;
 inputReportReasonCopyright#9b89f93a = ReportReason;
 inputReportReasonGeoIrrelevant#dbd4feed = ReportReason;
 
-userFull#edf17c12 flags:# blocked:flags.0?true phone_calls_available:flags.4?true phone_calls_private:flags.5?true can_pin_message:flags.7?true has_scheduled:flags.12?true user:User about:flags.1?string settings:PeerSettings profile_photo:flags.2?Photo notify_settings:PeerNotifySettings bot_info:flags.3?BotInfo pinned_msg_id:flags.6?int common_chats_count:int folder_id:flags.11?int = UserFull;
+userFull#edf17c12 flags:# blocked:flags.0?true phone_calls_available:flags.4?true phone_calls_private:flags.5?true can_pin_message:flags.7?true has_scheduled:flags.12?true video_calls_available:flags.13?true user:User about:flags.1?string settings:PeerSettings profile_photo:flags.2?Photo notify_settings:PeerNotifySettings bot_info:flags.3?BotInfo pinned_msg_id:flags.6?int common_chats_count:int folder_id:flags.11?int = UserFull;
 
 contact#f911c994 user_id:int mutual:Bool = Contact;
 
@@ -358,6 +357,7 @@ updateDialogFilter#26ffde7d flags:# id:int filter:flags.0?DialogFilter = Update;
 updateDialogFilterOrder#a5d72105 order:Vector<int> = Update;
 updateDialogFilters#3504914f = Update;
 updatePhoneCallSignalingData#2661bf09 phone_call_id:long data:bytes = Update;
+updateChannelParticipant#65d2b464 flags:# channel_id:int date:int user_id:int prev_participant:flags.0?ChannelParticipant new_participant:flags.1?ChannelParticipant qts:int = Update;
 
 updates.state#a56c2a3e pts:int qts:int date:int seq:int unread_count:int = updates.State;
 
@@ -395,7 +395,7 @@ help.inviteText#18cb9f78 message:string = help.InviteText;
 
 encryptedChatEmpty#ab7ec0a0 id:int = EncryptedChat;
 encryptedChatWaiting#3bf703dc id:int access_hash:long date:int admin_id:int participant_id:int = EncryptedChat;
-encryptedChatRequested#c878527e id:int access_hash:long date:int admin_id:int participant_id:int g_a:bytes = EncryptedChat;
+encryptedChatRequested#62718a82 flags:# folder_id:flags.0?int id:int access_hash:long date:int admin_id:int participant_id:int g_a:bytes = EncryptedChat;
 encryptedChat#fa56ce36 id:int access_hash:long date:int admin_id:int participant_id:int g_a_or_b:bytes key_fingerprint:long = EncryptedChat;
 encryptedChatDiscarded#13d6dd27 id:int = EncryptedChat;
 
@@ -529,6 +529,7 @@ chatInviteExported#fc2e05bc link:string = ExportedChatInvite;
 
 chatInviteAlready#5a686d7c chat:Chat = ChatInvite;
 chatInvite#dfc2f58e flags:# channel:flags.0?true broadcast:flags.1?true public:flags.2?true megagroup:flags.3?true title:string photo:Photo participants_count:int participants:flags.4?Vector<User> = ChatInvite;
+chatInvitePeek#61695cb0 chat:Chat expires:int = ChatInvite;
 
 inputStickerSetEmpty#ffb62b95 = InputStickerSet;
 inputStickerSetID#9de7a269 id:long access_hash:long = InputStickerSet;
@@ -619,11 +620,6 @@ channels.channelParticipant#d0d9b163 participant:ChannelParticipant users:Vector
 
 help.termsOfService#780a0310 flags:# popup:flags.0?true id:DataJSON text:string entities:Vector<MessageEntity> min_age_confirm:flags.1?int = help.TermsOfService;
 
-foundGif#162ecc1f url:string thumb_url:string content_url:string content_type:string w:int h:int = FoundGif;
-foundGifCached#9c750409 url:string photo:Photo document:Document = FoundGif;
-
-messages.foundGifs#450a1c0a next_offset:int results:Vector<FoundGif> = messages.FoundGifs;
-
 messages.savedGifsNotModified#e8025ca2 = messages.SavedGifs;
 messages.savedGifs#2e0709a5 hash:int gifs:Vector<Document> = messages.SavedGifs;
 
@@ -822,13 +818,14 @@ inputStickerSetItem#ffa0a496 flags:# document:InputDocument emoji:string mask_co
 inputPhoneCall#1e36fded id:long access_hash:long = InputPhoneCall;
 
 phoneCallEmpty#5366c915 id:long = PhoneCall;
-phoneCallWaiting#1b8f4ad1 flags:# video:flags.5?true id:long access_hash:long date:int admin_id:int participant_id:int protocol:PhoneCallProtocol receive_date:flags.0?int = PhoneCall;
-phoneCallRequested#87eabb53 flags:# video:flags.5?true id:long access_hash:long date:int admin_id:int participant_id:int g_a_hash:bytes protocol:PhoneCallProtocol = PhoneCall;
-phoneCallAccepted#997c454a flags:# video:flags.5?true id:long access_hash:long date:int admin_id:int participant_id:int g_b:bytes protocol:PhoneCallProtocol = PhoneCall;
-phoneCall#8742ae7f flags:# p2p_allowed:flags.5?true id:long access_hash:long date:int admin_id:int participant_id:int g_a_or_b:bytes key_fingerprint:long protocol:PhoneCallProtocol connections:Vector<PhoneConnection> start_date:int = PhoneCall;
-phoneCallDiscarded#50ca4de1 flags:# need_rating:flags.2?true need_debug:flags.3?true video:flags.5?true id:long reason:flags.0?PhoneCallDiscardReason duration:flags.1?int = PhoneCall;
+phoneCallWaiting#1b8f4ad1 flags:# video:flags.6?true id:long access_hash:long date:int admin_id:int participant_id:int protocol:PhoneCallProtocol receive_date:flags.0?int = PhoneCall;
+phoneCallRequested#87eabb53 flags:# video:flags.6?true id:long access_hash:long date:int admin_id:int participant_id:int g_a_hash:bytes protocol:PhoneCallProtocol = PhoneCall;
+phoneCallAccepted#997c454a flags:# video:flags.6?true id:long access_hash:long date:int admin_id:int participant_id:int g_b:bytes protocol:PhoneCallProtocol = PhoneCall;
+phoneCall#8742ae7f flags:# p2p_allowed:flags.5?true video:flags.6?true id:long access_hash:long date:int admin_id:int participant_id:int g_a_or_b:bytes key_fingerprint:long protocol:PhoneCallProtocol connections:Vector<PhoneConnection> start_date:int = PhoneCall;
+phoneCallDiscarded#50ca4de1 flags:# need_rating:flags.2?true need_debug:flags.3?true video:flags.6?true id:long reason:flags.0?PhoneCallDiscardReason duration:flags.1?int = PhoneCall;
 
 phoneConnection#9d4c17c0 id:long ip:string ipv6:string port:int peer_tag:bytes = PhoneConnection;
+phoneConnectionWebrtc#635fe375 flags:# turn:flags.0?true stun:flags.1?true id:long ip:string ipv6:string port:int username:string password:string = PhoneConnection;
 
 phoneCallProtocol#fc878fc8 flags:# udp_p2p:flags.0?true udp_reflector:flags.1?true min_layer:int max_layer:int library_versions:Vector<string> = PhoneCallProtocol;
 
@@ -1141,7 +1138,17 @@ stats.broadcastStats#bdf78394 period:StatsDateRangeDays followers:StatsAbsValueA
 help.promoDataEmpty#98f6ac75 expires:int = help.PromoData;
 help.promoData#8c39793f flags:# proxy:flags.0?true expires:int peer:Peer chats:Vector<Chat> users:Vector<User> psa_type:flags.1?string psa_message:flags.2?string = help.PromoData;
 
-videoSize#435bb987 type:string location:FileLocation w:int h:int size:int = VideoSize;
+videoSize#e831c556 flags:# type:string location:FileLocation w:int h:int size:int video_start_ts:flags.0?double = VideoSize;
+
+statsGroupTopPoster#18f3d0f7 user_id:int messages:int avg_chars:int = StatsGroupTopPoster;
+
+statsGroupTopAdmin#6014f412 user_id:int deleted:int kicked:int banned:int = StatsGroupTopAdmin;
+
+statsGroupTopInviter#31962a4c user_id:int invitations:int = StatsGroupTopInviter;
+
+stats.megagroupStats#ef7ff916 period:StatsDateRangeDays members:StatsAbsValueAndPrev messages:StatsAbsValueAndPrev viewers:StatsAbsValueAndPrev posters:StatsAbsValueAndPrev growth_graph:StatsGraph members_graph:StatsGraph new_members_by_source_graph:StatsGraph languages_graph:StatsGraph messages_graph:StatsGraph actions_graph:StatsGraph top_hours_graph:StatsGraph weekdays_graph:StatsGraph top_posters:Vector<StatsGroupTopPoster> top_admins:Vector<StatsGroupTopAdmin> top_inviters:Vector<StatsGroupTopInviter> users:Vector<User> = stats.MegagroupStats;
+
+globalPrivacySettings#bea2f424 flags:# archive_and_mute_new_noncontact_peers:flags.0?Bool = GlobalPrivacySettings;
 
 ---functions---
 
@@ -1237,6 +1244,8 @@ account.getThemes#285946f8 format:string hash:int = account.Themes;
 account.setContentSettings#b574b16b flags:# sensitive_enabled:flags.0?true = Bool;
 account.getContentSettings#8b9b4dae = account.ContentSettings;
 account.getMultiWallPapers#65ad71dc wallpapers:Vector<InputWallPaper> = Vector<WallPaper>;
+account.getGlobalPrivacySettings#eb2b4cf6 = GlobalPrivacySettings;
+account.setGlobalPrivacySettings#1edaaac2 settings:GlobalPrivacySettings = GlobalPrivacySettings;
 
 users.getUsers#d91a548 id:Vector<InputUser> = Vector<User>;
 users.getFullUser#ca30a5b1 id:InputUser = UserFull;
@@ -1312,7 +1321,6 @@ messages.migrateChat#15a3b8e3 chat_id:int = Updates;
 messages.searchGlobal#bf7225a4 flags:# folder_id:flags.0?int q:string offset_rate:int offset_peer:InputPeer offset_id:int limit:int = messages.Messages;
 messages.reorderStickerSets#78337739 flags:# masks:flags.0?true order:Vector<long> = Bool;
 messages.getDocumentByHash#338e2464 sha256:bytes size:int mime_type:string = Document;
-messages.searchGifs#bf9a776b q:string offset:int = messages.FoundGifs;
 messages.getSavedGifs#83bf3d52 hash:int = messages.SavedGifs;
 messages.saveGif#327a30cb id:InputDocument unsave:Bool = Bool;
 messages.getInlineBotResults#514e999d flags:# bot:InputUser peer:InputPeer geo_point:flags.0?InputGeoPoint query:string offset:string = messages.BotResults;
@@ -1391,8 +1399,8 @@ updates.getState#edd4882a = updates.State;
 updates.getDifference#25939651 flags:# pts:int pts_total_limit:flags.0?int date:int qts:int = updates.Difference;
 updates.getChannelDifference#3173d78 flags:# force:flags.0?true channel:InputChannel filter:ChannelMessagesFilter pts:int limit:int = updates.ChannelDifference;
 
-photos.updateProfilePhoto#f0bb5152 id:InputPhoto = UserProfilePhoto;
-photos.uploadProfilePhoto#4f32c098 file:InputFile = photos.Photo;
+photos.updateProfilePhoto#72d4742c id:InputPhoto = photos.Photo;
+photos.uploadProfilePhoto#89f30f69 flags:# file:flags.0?InputFile video:flags.1?InputFile video_start_ts:flags.2?double = photos.Photo;
 photos.deletePhotos#87cf7f2f id:Vector<InputPhoto> = Vector<long>;
 photos.getUserPhotos#91cd32a8 user_id:InputUser offset:int max_id:long limit:int = photos.Photos;
 
@@ -1425,6 +1433,7 @@ help.getUserInfo#38a08d3 user_id:InputUser = help.UserInfo;
 help.editUserInfo#66b91b70 user_id:InputUser message:string entities:Vector<MessageEntity> = help.UserInfo;
 help.getPromoData#c0977421 = help.PromoData;
 help.hidePromoData#1e251c95 peer:InputPeer = Bool;
+help.dismissSuggestion#77fa99f suggestion:string = Bool;
 
 channels.readHistory#cc104937 channel:InputChannel max_id:int = Bool;
 channels.deleteMessages#84c1fd4e channel:InputChannel id:Vector<int> = messages.AffectedMessages;
@@ -1501,5 +1510,6 @@ folders.deleteFolder#1c295881 folder_id:int = Updates;
 
 stats.getBroadcastStats#ab42441a flags:# dark:flags.0?true channel:InputChannel = stats.BroadcastStats;
 stats.loadAsyncGraph#621d5fa0 flags:# token:string x:flags.0?long = StatsGraph;
+stats.getMegagroupStats#dcdf8607 flags:# dark:flags.0?true channel:InputChannel = stats.MegagroupStats;
 
-// LAYER 114
+// LAYER 117

Telegram/Resources/uwp/AppX/AppxManifest.xml

@@ -9,7 +9,7 @@
   <Identity Name="TelegramMessengerLLP.TelegramDesktop"
     ProcessorArchitecture="ARCHITECTURE"
     Publisher="CN=536BC709-8EE1-4478-AF22-F0F0F26FF64A"
-    Version="2.1.13.0" />
+    Version="2.3.0.0" />
   <Properties>
     <DisplayName>Telegram Desktop</DisplayName>
     <PublisherDisplayName>Telegram FZ-LLC</PublisherDisplayName>

Telegram/Resources/winrc/Telegram.rc

@@ -44,8 +44,8 @@ IDI_ICON1               ICON                    "..\\art\\icon256.ico"
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 2,1,13,0
- PRODUCTVERSION 2,1,13,0
+ FILEVERSION 2,3,0,0
+ PRODUCTVERSION 2,3,0,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -62,10 +62,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop"
-            VALUE "FileVersion", "2.1.13.0"
+            VALUE "FileVersion", "2.3.0.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2020"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "2.1.13.0"
+            VALUE "ProductVersion", "2.3.0.0"
         END
     END
     BLOCK "VarFileInfo"

Telegram/Resources/winrc/Updater.rc

@@ -35,8 +35,8 @@ LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 2,1,13,0
- PRODUCTVERSION 2,1,13,0
+ FILEVERSION 2,3,0,0
+ PRODUCTVERSION 2,3,0,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -53,10 +53,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop Updater"
-            VALUE "FileVersion", "2.1.13.0"
+            VALUE "FileVersion", "2.3.0.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2020"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "2.1.13.0"
+            VALUE "ProductVersion", "2.3.0.0"
         END
     END
     BLOCK "VarFileInfo"

Telegram/SourceFiles/_other/updater_linux.cpp

@@ -298,6 +298,28 @@ bool update() {
 
 	for (size_t i = 0; i < from.size(); ++i) {
 		string fname = from[i], tofname = to[i];
+
+		// it is necessary to remove the old file to not to get an error if appimage file is used by fuse
+		struct stat statbuf;
+		writeLog("Trying to get stat() for '%s'", tofname.c_str());
+		if (!stat(tofname.c_str(), &statbuf)) {
+			if (S_ISDIR(statbuf.st_mode)) {
+				writeLog("Fully clearing path '%s'..", tofname.c_str());
+				if (!remove_directory(tofname.c_str())) {
+					writeLog("Error: failed to clear path '%s'", tofname.c_str());
+					delFolder();
+					return false;
+				}
+			} else {
+				writeLog("Unlinking file '%s'", tofname.c_str());
+				if (unlink(tofname.c_str())) {
+					writeLog("Error: failed to unlink '%s'", tofname.c_str());
+					delFolder();
+					return false;
+				}
+			}
+		}
+
 		writeLog("Copying file '%s' to '%s'..", fname.c_str(), tofname.c_str());
 		int copyTries = 0, triesLimit = 30;
 		do {

Telegram/SourceFiles/api/api_bot.cpp

@@ -0,0 +1,117 @@
+/*
+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 "api/api_bot.h"
+
+#include "apiwrap.h"
+#include "api/api_send_progress.h"
+#include "boxes/confirm_box.h"
+#include "boxes/share_box.h"
+#include "core/click_handler_types.h"
+#include "data/data_changes.h"
+#include "data/data_peer.h"
+#include "data/data_session.h"
+#include "history/history.h"
+#include "history/history_item.h"
+#include "history/history_item_components.h"
+#include "main/main_session.h"
+#include "ui/toast/toast.h"
+
+namespace Api {
+
+void SendBotCallbackData(
+		not_null<HistoryItem*> item,
+		int row,
+		int column) {
+	if (!IsServerMsgId(item->id)) {
+		return;
+	}
+	const auto history = item->history();
+	const auto session = &history->session();
+	const auto owner = &history->owner();
+	const auto api = &session->api();
+	const auto bot = item->getMessageBot();
+	const auto fullId = item->fullId();
+	const auto getButton = [=] {
+		return HistoryMessageMarkupButton::Get(
+			owner,
+			fullId,
+			row,
+			column);
+	};
+	const auto button = getButton();
+	if (!button) {
+		return;
+	}
+
+	using ButtonType = HistoryMessageMarkupButton::Type;
+	const auto isGame = (button->type == ButtonType::Game);
+
+	auto flags = MTPmessages_GetBotCallbackAnswer::Flags(0);
+	QByteArray sendData;
+	if (isGame) {
+		flags |= MTPmessages_GetBotCallbackAnswer::Flag::f_game;
+	} else if (button->type == ButtonType::Callback) {
+		flags |= MTPmessages_GetBotCallbackAnswer::Flag::f_data;
+		sendData = button->data;
+	}
+	button->requestId = api->request(MTPmessages_GetBotCallbackAnswer(
+		MTP_flags(flags),
+		history->peer->input,
+		MTP_int(item->id),
+		MTP_bytes(sendData)
+	)).done([=](const MTPmessages_BotCallbackAnswer &result) {
+		const auto item = owner->message(fullId);
+		if (!item) {
+			return;
+		}
+		if (const auto button = getButton()) {
+			button->requestId = 0;
+			owner->requestItemRepaint(item);
+		}
+		result.match([&](const MTPDmessages_botCallbackAnswer &data) {
+			if (const auto message = data.vmessage()) {
+				if (data.is_alert()) {
+					Ui::show(Box<InformBox>(qs(*message)));
+				} else {
+					Ui::Toast::Show(qs(*message));
+				}
+			} else if (const auto url = data.vurl()) {
+				const auto link = qs(*url);
+				if (!isGame) {
+					UrlClickHandler::Open(link);
+					return;
+				}
+				const auto scoreLink = AppendShareGameScoreUrl(
+					session,
+					link,
+					item->fullId());
+				BotGameUrlClickHandler(bot, scoreLink).onClick({});
+				session->sendProgressManager().update(
+					history,
+					Api::SendProgressType::PlayGame);
+			}
+		});
+	}).fail([=](const RPCError &error) {
+		const auto item = owner->message(fullId);
+		if (!item) {
+			return;
+		}
+		// Show error?
+		if (const auto button = getButton()) {
+			button->requestId = 0;
+			owner->requestItemRepaint(item);
+		}
+	}).send();
+
+	session->changes().messageUpdated(
+		item,
+		Data::MessageUpdate::Flag::BotCallbackSent
+	);
+}
+
+} // namespace Api

Telegram/SourceFiles/api/api_bot.h

@@ -0,0 +1,19 @@
+/*
+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
+
+class HistoryItem;
+
+namespace Api {
+
+void SendBotCallbackData(
+	not_null<HistoryItem*> item,
+	int row,
+	int column);
+
+} // namespace Api

Telegram/SourceFiles/api/api_chat_invite.cpp

@@ -0,0 +1,230 @@
+/*
+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 "api/api_chat_invite.h"
+
+#include "apiwrap.h"
+#include "window/window_session_controller.h"
+#include "main/main_session.h"
+#include "ui/empty_userpic.h"
+#include "core/application.h"
+#include "data/data_session.h"
+#include "data/data_photo.h"
+#include "data/data_photo_media.h"
+#include "data/data_channel.h"
+#include "data/data_user.h"
+#include "data/data_file_origin.h"
+#include "boxes/confirm_box.h"
+#include "boxes/abstract_box.h"
+#include "styles/style_boxes.h"
+#include "styles/style_layers.h"
+
+namespace Api {
+
+void CheckChatInvite(
+		not_null<Window::SessionController*> controller,
+		const QString &hash,
+		ChannelData *invitePeekChannel) {
+	const auto session = &controller->session();
+	const auto weak = base::make_weak(controller.get());
+	session->api().checkChatInvite(hash, [=](const MTPChatInvite &result) {
+		Core::App().hideMediaView();
+		result.match([=](const MTPDchatInvite &data) {
+			const auto box = Ui::show(Box<ConfirmInviteBox>(
+				session,
+				data,
+				invitePeekChannel,
+				[=] { session->api().importChatInvite(hash); }));
+			if (invitePeekChannel) {
+				box->boxClosing(
+				) | rpl::filter([=] {
+					return !invitePeekChannel->amIn();
+				}) | rpl::start_with_next([=] {
+					if (const auto strong = weak.get()) {
+						strong->clearSectionStack(Window::SectionShow(
+							Window::SectionShow::Way::ClearStack,
+							anim::type::normal,
+							anim::activation::background));
+					}
+				}, box->lifetime());
+			}
+		}, [=](const MTPDchatInviteAlready &data) {
+			if (const auto chat = session->data().processChat(data.vchat())) {
+				if (const auto channel = chat->asChannel()) {
+					channel->clearInvitePeek();
+				}
+				if (const auto strong = weak.get()) {
+					strong->showPeerHistory(
+						chat,
+						Window::SectionShow::Way::Forward);
+				}
+			}
+		}, [=](const MTPDchatInvitePeek &data) {
+			if (const auto chat = session->data().processChat(data.vchat())) {
+				if (const auto channel = chat->asChannel()) {
+					channel->setInvitePeek(hash, data.vexpires().v);
+					if (const auto strong = weak.get()) {
+						strong->showPeerHistory(
+							chat,
+							Window::SectionShow::Way::Forward);
+					}
+				}
+			}
+		});
+	}, [=](const RPCError &error) {
+		if (error.code() != 400) {
+			return;
+		}
+		Core::App().hideMediaView();
+		Ui::show(Box<InformBox>(tr::lng_group_invite_bad_link(tr::now)));
+	});
+}
+
+} // namespace Api
+
+ConfirmInviteBox::ConfirmInviteBox(
+	QWidget*,
+	not_null<Main::Session*> session,
+	const MTPDchatInvite &data,
+	ChannelData *invitePeekChannel,
+	Fn<void()> submit)
+: _session(session)
+, _submit(std::move(submit))
+, _title(this, st::confirmInviteTitle)
+, _status(this, st::confirmInviteStatus)
+, _participants(GetParticipants(_session, data))
+, _isChannel(data.is_channel() && !data.is_megagroup()) {
+	const auto title = qs(data.vtitle());
+	const auto count = data.vparticipants_count().v;
+	const auto status = [&] {
+		return invitePeekChannel
+			? tr::lng_channel_invite_private(tr::now)
+			: (!_participants.empty() && _participants.size() < count)
+			? tr::lng_group_invite_members(tr::now, lt_count, count)
+			: (count > 0)
+			? tr::lng_chat_status_members(tr::now, lt_count_decimal, count)
+			: _isChannel
+			? tr::lng_channel_status(tr::now)
+			: tr::lng_group_status(tr::now);
+	}();
+	_title->setText(title);
+	_status->setText(status);
+
+	const auto photo = _session->data().processPhoto(data.vphoto());
+	if (!photo->isNull()) {
+		_photo = photo->createMediaView();
+		_photo->wanted(Data::PhotoSize::Small, Data::FileOrigin());
+		if (!_photo->image(Data::PhotoSize::Small)) {
+			_session->downloaderTaskFinished(
+			) | rpl::start_with_next([=] {
+				update();
+			}, lifetime());
+		}
+	} else {
+		_photoEmpty = std::make_unique<Ui::EmptyUserpic>(
+			Data::PeerUserpicColor(0),
+			title);
+	}
+}
+
+ConfirmInviteBox::~ConfirmInviteBox() = default;
+
+auto ConfirmInviteBox::GetParticipants(
+	not_null<Main::Session*> session,
+	const MTPDchatInvite &data)
+-> std::vector<Participant> {
+	const auto participants = data.vparticipants();
+	if (!participants) {
+		return {};
+	}
+	const auto &v = participants->v;
+	auto result = std::vector<Participant>();
+	result.reserve(v.size());
+	for (const auto &participant : v) {
+		if (const auto user = session->data().processUser(participant)) {
+			result.push_back(Participant{ user });
+		}
+	}
+	return result;
+}
+
+void ConfirmInviteBox::prepare() {
+	addButton(
+		(_isChannel
+			? tr::lng_profile_join_channel()
+			: tr::lng_profile_join_group()),
+		_submit);
+	addButton(tr::lng_cancel(), [=] { closeBox(); });
+
+	while (_participants.size() > 4) {
+		_participants.pop_back();
+	}
+
+	auto newHeight = st::confirmInviteStatusTop + _status->height() + st::boxPadding.bottom();
+	if (!_participants.empty()) {
+		int skip = (st::boxWideWidth - 4 * st::confirmInviteUserPhotoSize) / 5;
+		int padding = skip / 2;
+		_userWidth = (st::confirmInviteUserPhotoSize + 2 * padding);
+		int sumWidth = _participants.size() * _userWidth;
+		int left = (st::boxWideWidth - sumWidth) / 2;
+		for (const auto &participant : _participants) {
+			auto name = new Ui::FlatLabel(this, st::confirmInviteUserName);
+			name->resizeToWidth(st::confirmInviteUserPhotoSize + padding);
+			name->setText(participant.user->firstName.isEmpty()
+				? participant.user->name
+				: participant.user->firstName);
+			name->moveToLeft(left + (padding / 2), st::confirmInviteUserNameTop);
+			left += _userWidth;
+		}
+
+		newHeight += st::confirmInviteUserHeight;
+	}
+	setDimensions(st::boxWideWidth, newHeight);
+}
+
+void ConfirmInviteBox::resizeEvent(QResizeEvent *e) {
+	BoxContent::resizeEvent(e);
+	_title->move((width() - _title->width()) / 2, st::confirmInviteTitleTop);
+	_status->move((width() - _status->width()) / 2, st::confirmInviteStatusTop);
+}
+
+void ConfirmInviteBox::paintEvent(QPaintEvent *e) {
+	BoxContent::paintEvent(e);
+
+	Painter p(this);
+
+	if (_photo) {
+		if (const auto image = _photo->image(Data::PhotoSize::Small)) {
+			p.drawPixmap(
+				(width() - st::confirmInvitePhotoSize) / 2,
+				st::confirmInvitePhotoTop,
+				image->pixCircled(
+					st::confirmInvitePhotoSize,
+					st::confirmInvitePhotoSize));
+		}
+	} else if (_photoEmpty) {
+		_photoEmpty->paint(
+			p,
+			(width() - st::confirmInvitePhotoSize) / 2,
+			st::confirmInvitePhotoTop,
+			width(),
+			st::confirmInvitePhotoSize);
+	}
+
+	int sumWidth = _participants.size() * _userWidth;
+	int left = (width() - sumWidth) / 2;
+	for (auto &participant : _participants) {
+		participant.user->paintUserpicLeft(
+			p,
+			participant.userpic,
+			left + (_userWidth - st::confirmInviteUserPhotoSize) / 2,
+			st::confirmInviteUserPhotoTop,
+			width(),
+			st::confirmInviteUserPhotoSize);
+		left += _userWidth;
+	}
+}

Telegram/SourceFiles/api/api_chat_invite.h

@@ -0,0 +1,74 @@
+/*
+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 "ui/layers/box_content.h"
+
+class UserData;
+class ChannelData;
+
+namespace Window {
+class SessionController;
+} // namespace Window
+
+namespace Data {
+class CloudImageView;
+class PhotoMedia;
+} // namespace Data
+
+namespace Ui {
+class EmptyUserpic;
+} // namespace Ui
+
+namespace Api {
+
+void CheckChatInvite(
+	not_null<Window::SessionController*> controller,
+	const QString &hash,
+	ChannelData *invitePeekChannel = nullptr);
+
+} // namespace Api
+
+class ConfirmInviteBox final : public Ui::BoxContent {
+public:
+	ConfirmInviteBox(
+		QWidget*,
+		not_null<Main::Session*> session,
+		const MTPDchatInvite &data,
+		ChannelData *invitePeekChannel,
+		Fn<void()> submit);
+	~ConfirmInviteBox();
+
+protected:
+	void prepare() override;
+
+	void resizeEvent(QResizeEvent *e) override;
+	void paintEvent(QPaintEvent *e) override;
+
+private:
+	struct Participant {
+		not_null<UserData*> user;
+		std::shared_ptr<Data::CloudImageView> userpic;
+	};
+	static std::vector<Participant> GetParticipants(
+		not_null<Main::Session*> session,
+		const MTPDchatInvite &data);
+
+	const not_null<Main::Session*> _session;
+
+	Fn<void()> _submit;
+	object_ptr<Ui::FlatLabel> _title;
+	object_ptr<Ui::FlatLabel> _status;
+	std::shared_ptr<Data::PhotoMedia> _photo;
+	std::unique_ptr<Ui::EmptyUserpic> _photoEmpty;
+	std::vector<Participant> _participants;
+	bool _isChannel = false;
+
+	int _userWidth = 0;
+
+};

Telegram/SourceFiles/api/api_editing.cpp

@@ -0,0 +1,213 @@
+/*
+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 "api/api_editing.h"
+
+#include "apiwrap.h"
+#include "api/api_media.h"
+#include "api/api_text_entities.h"
+#include "boxes/confirm_box.h"
+#include "data/data_scheduled_messages.h"
+#include "data/data_session.h"
+#include "history/history.h"
+#include "history/history_item.h"
+#include "lang/lang_keys.h"
+#include "main/main_session.h"
+#include "mtproto/mtproto_rpc_sender.h"
+
+namespace Api {
+namespace {
+
+using namespace rpl::details;
+
+template <typename T>
+constexpr auto WithId =
+	is_callable_plain_v<T, const MTPUpdates &, Fn<void()>, mtpRequestId>;
+template <typename T>
+constexpr auto WithoutId =
+	is_callable_plain_v<T, const MTPUpdates &, Fn<void()>>;
+template <typename T>
+constexpr auto WithoutCallback =
+	is_callable_plain_v<T, const MTPUpdates &>;
+
+template <typename DoneCallback, typename FailCallback>
+mtpRequestId EditMessage(
+		not_null<HistoryItem*> item,
+		const TextWithEntities &textWithEntities,
+		SendOptions options,
+		DoneCallback &&done,
+		FailCallback &&fail,
+		std::optional<MTPInputMedia> inputMedia = std::nullopt) {
+	const auto session = &item->history()->session();
+	const auto api = &session->api();
+
+	const auto text = textWithEntities.text;
+	const auto sentEntities = EntitiesToMTP(
+		session,
+		textWithEntities.entities,
+		ConvertOption::SkipLocal);
+	const auto media = item->media();
+
+	const auto emptyFlag = MTPmessages_EditMessage::Flag(0);
+	const auto flags = emptyFlag
+	| (!text.isEmpty() || media
+		? MTPmessages_EditMessage::Flag::f_message
+		: emptyFlag)
+	| ((media && inputMedia.has_value())
+		? MTPmessages_EditMessage::Flag::f_media
+		: emptyFlag)
+	| (options.removeWebPageId
+		? MTPmessages_EditMessage::Flag::f_no_webpage
+		: emptyFlag)
+	| (!sentEntities.v.isEmpty()
+		? MTPmessages_EditMessage::Flag::f_entities
+		: emptyFlag)
+	| (options.scheduled
+		? MTPmessages_EditMessage::Flag::f_schedule_date
+		: emptyFlag);
+
+	const auto id = item->isScheduled()
+		? session->data().scheduledMessages().lookupId(item)
+		: item->id;
+	return api->request(MTPmessages_EditMessage(
+		MTP_flags(flags),
+		item->history()->peer->input,
+		MTP_int(id),
+		MTP_string(text),
+		inputMedia.value_or(MTPInputMedia()),
+		MTPReplyMarkup(),
+		sentEntities,
+		MTP_int(options.scheduled)
+	)).done([=](
+			const MTPUpdates &result,
+			[[maybe_unused]] mtpRequestId requestId) {
+		const auto apply = [=] { api->applyUpdates(result); };
+
+		if constexpr (WithId<DoneCallback>) {
+			done(result, apply, requestId);
+		} else if constexpr (WithoutId<DoneCallback>) {
+			done(result, apply);
+		} else if constexpr (WithoutCallback<DoneCallback>) {
+			done(result);
+			apply();
+		} else {
+			apply();
+		}
+	}).fail(
+		fail
+	).send();
+}
+
+template <typename DoneCallback, typename FailCallback>
+mtpRequestId EditMessage(
+		not_null<HistoryItem*> item,
+		SendOptions options,
+		DoneCallback &&done,
+		FailCallback &&fail,
+		std::optional<MTPInputMedia> inputMedia = std::nullopt) {
+	const auto &text = item->originalText();
+	return EditMessage(
+		item,
+		text,
+		options,
+		std::forward<DoneCallback>(done),
+		std::forward<FailCallback>(fail),
+		inputMedia);
+}
+
+void EditMessageWithUploadedMedia(
+		not_null<HistoryItem*> item,
+		SendOptions options,
+		MTPInputMedia media) {
+	const auto done = [=](const auto &result, Fn<void()> applyUpdates) {
+		if (item) {
+			item->clearSavedMedia();
+			item->setIsLocalUpdateMedia(true);
+			applyUpdates();
+			item->setIsLocalUpdateMedia(false);
+		}
+	};
+	const auto fail = [=](const RPCError &error) {
+		const auto err = error.type();
+		const auto session = &item->history()->session();
+		const auto notModified = (err == u"MESSAGE_NOT_MODIFIED"_q);
+		const auto mediaInvalid = (err == u"MEDIA_NEW_INVALID"_q);
+		if (notModified || mediaInvalid) {
+			item->returnSavedMedia();
+			session->data().sendHistoryChangeNotifications();
+			if (mediaInvalid) {
+				Ui::show(
+					Box<InformBox>(tr::lng_edit_media_invalid_file(tr::now)),
+					Ui::LayerOption::KeepOther);
+			}
+		} else {
+			session->api().sendMessageFail(error, item->history()->peer);
+		}
+	};
+
+	EditMessage(item, options, done, fail, media);
+}
+
+} // namespace
+
+void RescheduleMessage(
+		not_null<HistoryItem*> item,
+		SendOptions options) {
+	const auto empty = [](const auto &r) {};
+	EditMessage(item, options, empty, empty);
+}
+
+void EditMessageWithUploadedDocument(
+		HistoryItem *item,
+		const MTPInputFile &file,
+		const std::optional<MTPInputFile> &thumb,
+		SendOptions options) {
+	if (!item || !item->media() || !item->media()->document()) {
+		return;
+	}
+	const auto media = PrepareUploadedDocument(item, file, thumb);
+	EditMessageWithUploadedMedia(item, options, media);
+}
+
+void EditMessageWithUploadedPhoto(
+		HistoryItem *item,
+		const MTPInputFile &file,
+		SendOptions options) {
+	if (!item || !item->media() || !item->media()->photo()) {
+		return;
+	}
+	const auto media = PrepareUploadedPhoto(file);
+	EditMessageWithUploadedMedia(item, options, media);
+}
+
+mtpRequestId EditCaption(
+		not_null<HistoryItem*> item,
+		const TextWithEntities &caption,
+		SendOptions options,
+		Fn<void(const MTPUpdates &)> done,
+		Fn<void(const RPCError &)> fail) {
+	return EditMessage(item, caption, options, done, fail);
+}
+
+mtpRequestId EditTextMessage(
+		not_null<HistoryItem*> item,
+		const TextWithEntities &caption,
+		SendOptions options,
+		Fn<void(const MTPUpdates &, mtpRequestId requestId)> done,
+		Fn<void(const RPCError &, mtpRequestId requestId)> fail) {
+	const auto callback = [=](
+			const auto &result,
+			Fn<void()> applyUpdates,
+			auto id) {
+		applyUpdates();
+		done(result, id);
+	};
+	return EditMessage(item, caption, options, callback, fail);
+}
+
+
+} // namespace Api

Telegram/SourceFiles/api/api_editing.h

@@ -0,0 +1,52 @@
+/*
+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
+
+class HistoryItem;
+class RPCError;
+
+namespace Api {
+
+struct SendOptions;
+
+const auto kDefaultEditMessagesErrors = {
+	u"MESSAGE_ID_INVALID"_q,
+	u"CHAT_ADMIN_REQUIRED"_q,
+	u"MESSAGE_EDIT_TIME_EXPIRED"_q,
+};
+
+void RescheduleMessage(
+	not_null<HistoryItem*> item,
+	SendOptions options);
+
+void EditMessageWithUploadedDocument(
+	HistoryItem *item,
+	const MTPInputFile &file,
+	const std::optional<MTPInputFile> &thumb,
+	SendOptions options);
+
+void EditMessageWithUploadedPhoto(
+	HistoryItem *item,
+	const MTPInputFile &file,
+	SendOptions options);
+
+mtpRequestId EditCaption(
+	not_null<HistoryItem*> item,
+	const TextWithEntities &caption,
+	SendOptions options,
+	Fn<void(const MTPUpdates &)> done,
+	Fn<void(const RPCError &)> fail);
+
+mtpRequestId EditTextMessage(
+	not_null<HistoryItem*> item,
+	const TextWithEntities &caption,
+	SendOptions options,
+	Fn<void(const MTPUpdates &, mtpRequestId requestId)> done,
+	Fn<void(const RPCError &, mtpRequestId requestId)> fail);
+
+} // namespace Api

Telegram/SourceFiles/api/api_global_privacy.cpp

@@ -0,0 +1,103 @@
+/*
+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 "api/api_global_privacy.h"
+
+#include "apiwrap.h"
+#include "main/main_session.h"
+#include "main/main_account.h"
+#include "main/main_app_config.h"
+
+namespace Api {
+
+GlobalPrivacy::GlobalPrivacy(not_null<ApiWrap*> api)
+: _session(&api->session())
+, _api(&api->instance()) {
+}
+
+void GlobalPrivacy::reload(Fn<void()> callback) {
+	if (callback) {
+		_callbacks.push_back(std::move(callback));
+	}
+	if (_requestId) {
+		return;
+	}
+	_requestId = _api.request(MTPaccount_GetGlobalPrivacySettings(
+	)).done([=](const MTPGlobalPrivacySettings &result) {
+		_requestId = 0;
+		apply(result);
+		for (const auto &callback : base::take(_callbacks)) {
+			callback();
+		}
+	}).fail([=](const RPCError &error) {
+		_requestId = 0;
+		for (const auto &callback : base::take(_callbacks)) {
+			callback();
+		}
+	}).send();
+
+	_session->account().appConfig().value(
+	) | rpl::start_with_next([=] {
+		_showArchiveAndMute = _session->account().appConfig().get<bool>(
+			u"autoarchive_setting_available"_q,
+			false);
+	}, _session->lifetime());
+}
+
+bool GlobalPrivacy::archiveAndMuteCurrent() const {
+	return _archiveAndMute.current();
+}
+
+rpl::producer<bool> GlobalPrivacy::archiveAndMute() const {
+	return _archiveAndMute.value();
+}
+
+rpl::producer<bool> GlobalPrivacy::showArchiveAndMute() const {
+	using namespace rpl::mappers;
+
+	return rpl::combine(
+		archiveAndMute(),
+		_showArchiveAndMute.value(),
+		_1 || _2);
+}
+
+rpl::producer<> GlobalPrivacy::suggestArchiveAndMute() const {
+	return _session->account().appConfig().suggestionRequested(
+		u"AUTOARCHIVE_POPULAR"_q);
+}
+
+void GlobalPrivacy::dismissArchiveAndMuteSuggestion() {
+	_session->account().appConfig().dismissSuggestion(
+		u"AUTOARCHIVE_POPULAR"_q);
+}
+
+void GlobalPrivacy::update(bool archiveAndMute) {
+	using Flag = MTPDglobalPrivacySettings::Flag;
+
+	_api.request(_requestId).cancel();
+	_requestId = _api.request(MTPaccount_SetGlobalPrivacySettings(
+		MTP_globalPrivacySettings(
+			MTP_flags(Flag::f_archive_and_mute_new_noncontact_peers),
+			MTP_bool(archiveAndMute))
+	)).done([=](const MTPGlobalPrivacySettings &result) {
+		_requestId = 0;
+		apply(result);
+	}).fail([=](const RPCError &error) {
+		_requestId = 0;
+	}).send();
+	_archiveAndMute = archiveAndMute;
+}
+
+void GlobalPrivacy::apply(const MTPGlobalPrivacySettings &data) {
+	data.match([&](const MTPDglobalPrivacySettings &data) {
+		_archiveAndMute = data.varchive_and_mute_new_noncontact_peers()
+			? mtpIsTrue(*data.varchive_and_mute_new_noncontact_peers())
+			: false;
+	});
+}
+
+} // namespace Api

Telegram/SourceFiles/api/api_global_privacy.h

@@ -0,0 +1,45 @@
+/*
+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 "mtproto/sender.h"
+
+class ApiWrap;
+
+namespace Main {
+class Session;
+} // namespace Main
+
+namespace Api {
+
+class GlobalPrivacy final {
+public:
+	explicit GlobalPrivacy(not_null<ApiWrap*> api);
+
+	void reload(Fn<void()> callback = nullptr);
+	void update(bool archiveAndMute);
+
+	[[nodiscard]] bool archiveAndMuteCurrent() const;
+	[[nodiscard]] rpl::producer<bool> archiveAndMute() const;
+	[[nodiscard]] rpl::producer<bool> showArchiveAndMute() const;
+	[[nodiscard]] rpl::producer<> suggestArchiveAndMute() const;
+	void dismissArchiveAndMuteSuggestion();
+
+private:
+	void apply(const MTPGlobalPrivacySettings &data);
+
+	const not_null<Main::Session*> _session;
+	MTP::Sender _api;
+	mtpRequestId _requestId = 0;
+	rpl::variable<bool> _archiveAndMute = false;
+	rpl::variable<bool> _showArchiveAndMute = false;
+	std::vector<Fn<void()>> _callbacks;
+
+};
+
+} // namespace Api

Telegram/SourceFiles/api/api_hash.cpp

@@ -0,0 +1,94 @@
+/*
+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 "api/api_hash.h"
+
+#include "data/data_document.h"
+#include "data/data_session.h"
+#include "data/stickers/data_stickers.h"
+#include "main/main_session.h"
+
+namespace Api {
+namespace {
+
+[[nodiscard]] int32 CountDocumentVectorHash(
+		const QVector<DocumentData*> vector) {
+	auto result = HashInit();
+	for (const auto document : vector) {
+		HashUpdate(result, document->id);
+	}
+	return HashFinalize(result);
+}
+
+[[nodiscard]] int32 CountSpecialStickerSetHash(
+		not_null<Main::Session*> session,
+		uint64 setId) {
+	const auto &sets = session->data().stickers().sets();
+	const auto it = sets.find(setId);
+	if (it != sets.cend()) {
+		return CountDocumentVectorHash(it->second->stickers);
+	}
+	return 0;
+}
+
+} // namespace
+
+int32 CountStickersHash(
+		not_null<Main::Session*> session,
+		bool checkOutdatedInfo) {
+	auto result = HashInit();
+	bool foundOutdated = false;
+	const auto &sets = session->data().stickers().sets();
+	const auto &order = session->data().stickers().setsOrder();
+	for (auto i = order.cbegin(), e = order.cend(); i != e; ++i) {
+		auto it = sets.find(*i);
+		if (it != sets.cend()) {
+			const auto set = it->second.get();
+			if (set->id == Data::Stickers::DefaultSetId) {
+				foundOutdated = true;
+			} else if (!(set->flags & MTPDstickerSet_ClientFlag::f_special)
+				&& !(set->flags & MTPDstickerSet::Flag::f_archived)) {
+				HashUpdate(result, set->hash);
+			}
+		}
+	}
+	return (!checkOutdatedInfo || !foundOutdated)
+		? HashFinalize(result)
+		: 0;
+}
+
+int32 CountRecentStickersHash(not_null<Main::Session*> session) {
+	return CountSpecialStickerSetHash(
+		session,
+		Data::Stickers::CloudRecentSetId);
+}
+
+int32 CountFavedStickersHash(not_null<Main::Session*> session) {
+	return CountSpecialStickerSetHash(session, Data::Stickers::FavedSetId);
+}
+
+int32 CountFeaturedStickersHash(not_null<Main::Session*> session) {
+	auto result = HashInit();
+	const auto &sets = session->data().stickers().sets();
+	const auto &featured = session->data().stickers().featuredSetsOrder();
+	for (const auto setId : featured) {
+		HashUpdate(result, setId);
+
+		const auto it = sets.find(setId);
+		if (it != sets.cend()
+			&& (it->second->flags & MTPDstickerSet_ClientFlag::f_unread)) {
+			HashUpdate(result, 1);
+		}
+	}
+	return HashFinalize(result);
+}
+
+int32 CountSavedGifsHash(not_null<Main::Session*> session) {
+	return CountDocumentVectorHash(session->data().stickers().savedGifs());
+}
+
+} // namespace Api

Telegram/SourceFiles/api/api_hash.h

@@ -7,8 +7,22 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
+namespace Main {
+class Session;
+} // namespace Main
+
 namespace Api {
 
+[[nodiscard]] int32 CountStickersHash(
+	not_null<Main::Session*> session,
+	bool checkOutdatedInfo = false);
+[[nodiscard]] int32 CountRecentStickersHash(
+	not_null<Main::Session*> session);
+[[nodiscard]] int32 CountFavedStickersHash(not_null<Main::Session*> session);
+[[nodiscard]] int32 CountFeaturedStickersHash(
+	not_null<Main::Session*> session);
+[[nodiscard]] int32 CountSavedGifsHash(not_null<Main::Session*> session);
+
 [[nodiscard]] inline uint32 HashInit() {
 	return 0;
 }

Telegram/SourceFiles/api/api_media.cpp

@@ -0,0 +1,107 @@
+/*
+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 "api/api_media.h"
+
+#include "data/data_document.h"
+#include "history/history_item.h"
+
+namespace Api {
+namespace {
+
+MTPVector<MTPDocumentAttribute> ComposeSendingDocumentAttributes(
+		not_null<DocumentData*> document) {
+	const auto filenameAttribute = MTP_documentAttributeFilename(
+		MTP_string(document->filename()));
+	const auto dimensions = document->dimensions;
+	auto attributes = QVector<MTPDocumentAttribute>(1, filenameAttribute);
+	if (dimensions.width() > 0 && dimensions.height() > 0) {
+		const auto duration = document->getDuration();
+		if (duration >= 0 && !document->hasMimeType(qstr("image/gif"))) {
+			auto flags = MTPDdocumentAttributeVideo::Flags(0);
+			using VideoFlag = MTPDdocumentAttributeVideo::Flag;
+			if (document->isVideoMessage()) {
+				flags |= VideoFlag::f_round_message;
+			}
+			if (document->supportsStreaming()) {
+				flags |= VideoFlag::f_supports_streaming;
+			}
+			attributes.push_back(MTP_documentAttributeVideo(
+				MTP_flags(flags),
+				MTP_int(duration),
+				MTP_int(dimensions.width()),
+				MTP_int(dimensions.height())));
+		} else {
+			attributes.push_back(MTP_documentAttributeImageSize(
+				MTP_int(dimensions.width()),
+				MTP_int(dimensions.height())));
+		}
+	}
+	if (document->type == AnimatedDocument) {
+		attributes.push_back(MTP_documentAttributeAnimated());
+	} else if (document->type == StickerDocument && document->sticker()) {
+		attributes.push_back(MTP_documentAttributeSticker(
+			MTP_flags(0),
+			MTP_string(document->sticker()->alt),
+			document->sticker()->set,
+			MTPMaskCoords()));
+	} else if (const auto song = document->song()) {
+		const auto flags = MTPDdocumentAttributeAudio::Flag::f_title
+			| MTPDdocumentAttributeAudio::Flag::f_performer;
+		attributes.push_back(MTP_documentAttributeAudio(
+			MTP_flags(flags),
+			MTP_int(song->duration),
+			MTP_string(song->title),
+			MTP_string(song->performer),
+			MTPstring()));
+	} else if (const auto voice = document->voice()) {
+		const auto flags = MTPDdocumentAttributeAudio::Flag::f_voice
+			| MTPDdocumentAttributeAudio::Flag::f_waveform;
+		attributes.push_back(MTP_documentAttributeAudio(
+			MTP_flags(flags),
+			MTP_int(voice->duration),
+			MTPstring(),
+			MTPstring(),
+			MTP_bytes(documentWaveformEncode5bit(voice->waveform))));
+	}
+	return MTP_vector<MTPDocumentAttribute>(attributes);
+}
+
+} // namespace
+
+MTPInputMedia PrepareUploadedPhoto(const MTPInputFile &file) {
+	return MTP_inputMediaUploadedPhoto(
+		MTP_flags(0),
+		file,
+		MTPVector<MTPInputDocument>(),
+		MTP_int(0));
+}
+
+MTPInputMedia PrepareUploadedDocument(
+		not_null<HistoryItem*> item,
+		const MTPInputFile &file,
+		const std::optional<MTPInputFile> &thumb) {
+	if (!item || !item->media() || !item->media()->document()) {
+		return MTP_inputMediaEmpty();
+	}
+	const auto emptyFlag = MTPDinputMediaUploadedDocument::Flags(0);
+	using DocFlags = MTPDinputMediaUploadedDocument::Flag;
+	const auto flags = emptyFlag
+		| (thumb ? DocFlags::f_thumb : emptyFlag)
+		| (item->groupId() ? DocFlags::f_nosound_video : emptyFlag);
+	const auto document = item->media()->document();
+	return MTP_inputMediaUploadedDocument(
+		MTP_flags(flags),
+		file,
+		thumb.value_or(MTPInputFile()),
+		MTP_string(document->mimeString()),
+		ComposeSendingDocumentAttributes(document),
+		MTPVector<MTPInputDocument>(),
+		MTP_int(0));
+}
+
+} // namespace Api

Telegram/SourceFiles/api/api_media.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
+
+class HistoryItem;
+
+namespace Api {
+
+MTPInputMedia PrepareUploadedPhoto(const MTPInputFile &file);
+
+MTPInputMedia PrepareUploadedDocument(
+	not_null<HistoryItem*> item,
+	const MTPInputFile &file,
+	const std::optional<MTPInputFile> &thumb);
+
+} // namespace Api

Telegram/SourceFiles/api/api_self_destruct.cpp

@@ -12,7 +12,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 namespace Api {
 
 SelfDestruct::SelfDestruct(not_null<ApiWrap*> api)
-: _api(api->instance()) {
+: _api(&api->instance()) {
 }
 
 void SelfDestruct::reload() {

Telegram/SourceFiles/api/api_send_progress.cpp

@@ -0,0 +1,108 @@
+/*
+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 "api/api_send_progress.h"
+
+#include "main/main_session.h"
+#include "history/history.h"
+#include "data/data_peer.h"
+#include "apiwrap.h"
+
+namespace Api {
+namespace {
+
+constexpr auto kCancelTypingActionTimeout = crl::time(5000);
+
+} // namespace
+
+SendProgressManager::SendProgressManager(not_null<Main::Session*> session)
+: _session(session)
+, _stopTypingTimer([=] { cancelTyping(base::take(_stopTypingHistory)); }) {
+}
+
+void SendProgressManager::cancel(
+		not_null<History*> history,
+		SendProgressType type) {
+	const auto i = _requests.find({ history, type });
+	if (i != _requests.end()) {
+		_session->api().request(i->second).cancel();
+		_requests.erase(i);
+	}
+}
+
+void SendProgressManager::cancelTyping(not_null<History*> history) {
+	_stopTypingTimer.cancel();
+	cancel(history, SendProgressType::Typing);
+}
+
+void SendProgressManager::update(
+		not_null<History*> history,
+		SendProgressType type,
+		int32 progress) {
+	const auto peer = history->peer;
+	if (peer->isSelf() || (peer->isChannel() && !peer->isMegagroup())) {
+		return;
+	}
+
+	const auto doing = (progress >= 0);
+	if (history->mySendActionUpdated(type, doing)) {
+		cancel(history, type);
+		if (doing) {
+			send(history, type, progress);
+		}
+	}
+}
+
+void SendProgressManager::send(
+		not_null<History*> history,
+		SendProgressType type,
+		int32 progress) {
+	using Type = SendProgressType;
+	const auto action = [&]() -> MTPsendMessageAction {
+		const auto p = MTP_int(progress);
+		switch (type) {
+		case Type::Typing: return MTP_sendMessageTypingAction();
+		case Type::RecordVideo: return MTP_sendMessageRecordVideoAction();
+		case Type::UploadVideo: return MTP_sendMessageUploadVideoAction(p);
+		case Type::RecordVoice: return MTP_sendMessageRecordAudioAction();
+		case Type::UploadVoice: return MTP_sendMessageUploadAudioAction(p);
+		case Type::RecordRound: return MTP_sendMessageRecordRoundAction();
+		case Type::UploadRound: return MTP_sendMessageUploadRoundAction(p);
+		case Type::UploadPhoto: return MTP_sendMessageUploadPhotoAction(p);
+		case Type::UploadFile: return MTP_sendMessageUploadDocumentAction(p);
+		case Type::ChooseLocation: return MTP_sendMessageGeoLocationAction();
+		case Type::ChooseContact: return MTP_sendMessageChooseContactAction();
+		case Type::PlayGame: return MTP_sendMessageGamePlayAction();
+		default: return MTP_sendMessageTypingAction();
+		}
+	}();
+	const auto requestId = _session->api().request(MTPmessages_SetTyping(
+		history->peer->input,
+		action
+	)).done([=](const MTPBool &result, mtpRequestId requestId) {
+		done(result, requestId);
+	}).send();
+	_requests.emplace(Key{ history, type }, requestId);
+
+	if (type == Type::Typing) {
+		_stopTypingHistory = history;
+		_stopTypingTimer.callOnce(kCancelTypingActionTimeout);
+	}
+}
+
+void SendProgressManager::done(
+		const MTPBool &result,
+		mtpRequestId requestId) {
+	for (auto i = _requests.begin(), e = _requests.end(); i != e; ++i) {
+		if (i->second == requestId) {
+			_requests.erase(i);
+			break;
+		}
+	}
+}
+
+} // namespace Api

Telegram/SourceFiles/api/api_send_progress.h

@@ -0,0 +1,88 @@
+/*
+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 "api/api_common.h"
+#include "base/timer.h"
+
+class History;
+
+namespace Main {
+class Session;
+} // namespace Main
+
+namespace Api {
+
+enum class SendProgressType {
+	Typing,
+	RecordVideo,
+	UploadVideo,
+	RecordVoice,
+	UploadVoice,
+	RecordRound,
+	UploadRound,
+	UploadPhoto,
+	UploadFile,
+	ChooseLocation,
+	ChooseContact,
+	PlayGame,
+};
+
+struct SendProgress {
+	SendProgress(
+		SendProgressType type,
+		crl::time until,
+		int progress = 0)
+	: type(type)
+	, until(until)
+	, progress(progress) {
+	}
+	SendProgressType type = SendProgressType::Typing;
+	crl::time until = 0;
+	int progress = 0;
+
+};
+
+class SendProgressManager final {
+public:
+	SendProgressManager(not_null<Main::Session*> session);
+
+	void update(
+		not_null<History*> history,
+		SendProgressType type,
+		int32 progress = 0);
+	void cancel(
+		not_null<History*> history,
+		SendProgressType type);
+	void cancelTyping(not_null<History*> history);
+
+private:
+	struct Key {
+		not_null<History*> history;
+		SendProgressType type = SendProgressType();
+
+		inline bool operator<(const Key &other) const {
+			return (history < other.history)
+				|| (history == other.history && type < other.type);
+		}
+	};
+
+	void send(
+		not_null<History*> history,
+		SendProgressType type,
+		int32 progress);
+	void done(const MTPBool &result, mtpRequestId requestId);
+
+	const not_null<Main::Session*> _session;
+	base::flat_map<Key, mtpRequestId> _requests;
+	base::Timer _stopTypingTimer;
+	History *_stopTypingHistory = nullptr;
+
+};
+
+} // namespace Api

Telegram/SourceFiles/api/api_sending.cpp

@@ -16,13 +16,18 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_session.h"
 #include "data/data_file_origin.h"
 #include "data/data_histories.h"
+#include "data/data_changes.h"
+#include "data/stickers/data_stickers.h"
 #include "history/history.h"
 #include "history/history_message.h" // NewMessageFlags.
 #include "chat_helpers/message_field.h" // ConvertTextTagsToEntities.
 #include "ui/text/text_entity.h" // TextWithEntities.
+#include "ui/text_options.h" // Ui::ItemTextOptions.
 #include "main/main_session.h"
 #include "main/main_account.h"
 #include "main/main_app_config.h"
+#include "storage/localimageloader.h"
+#include "storage/file_upload.h"
 #include "mainwidget.h"
 #include "apiwrap.h"
 #include "app.h"
@@ -124,8 +129,7 @@ void SendExistingMedia(
 		caption,
 		MTPReplyMarkup());
 
-	auto failHandler = std::make_shared<Fn<void(const RPCError&, QByteArray)>>();
-	auto performRequest = [=] {
+	auto performRequest = [=](const auto &repeatRequest) -> void {
 		auto &histories = history->owner().histories();
 		const auto requestType = Data::Histories::RequestType::Send;
 		histories.sendRequest(history, requestType, [=](Fn<void()> finish) {
@@ -144,32 +148,27 @@ void SendExistingMedia(
 				api->applyUpdates(result, randomId);
 				finish();
 			}).fail([=](const RPCError &error) {
-				(*failHandler)(error, usedFileReference);
+				if (error.code() == 400
+					&& error.type().startsWith(qstr("FILE_REFERENCE_"))) {
+					api->refreshFileReference(origin, [=](const auto &result) {
+						if (media->fileReference() != usedFileReference) {
+							repeatRequest(repeatRequest);
+						} else {
+							api->sendMessageFail(error, peer, randomId, newId);
+						}
+						});
+				} else {
+					api->sendMessageFail(error, peer, randomId, newId);
+				}
 				finish();
 			}).afterRequest(history->sendRequestId
 			).send();
 			return history->sendRequestId;
 		});
 	};
-	*failHandler = [=](const RPCError &error, QByteArray usedFileReference) {
-		if (error.code() == 400
-			&& error.type().startsWith(qstr("FILE_REFERENCE_"))) {
-			api->refreshFileReference(origin, [=](const auto &result) {
-				if (media->fileReference() != usedFileReference) {
-					performRequest();
-				} else {
-					api->sendMessageFail(error, peer, randomId, newId);
-				}
-			});
-		} else {
-			api->sendMessageFail(error, peer, randomId, newId);
-		}
-	};
-	performRequest();
+	performRequest(performRequest);
 
-	if (const auto main = App::main()) {
-		main->finishForwarding(message.action);
-	}
+	api->finishForwarding(message.action);
 }
 
 } // namespace
@@ -190,10 +189,7 @@ void SendExistingDocument(
 		document->stickerOrGifOrigin());
 
 	if (document->sticker()) {
-		if (const auto main = App::main()) {
-			main->incrementSticker(document);
-			document->owner().notifyRecentStickersUpdated();
-		}
+		document->owner().stickers().incrementSticker(document);
 	}
 }
 
@@ -322,6 +318,7 @@ bool SendDice(Api::MessageToSend &message) {
 		).send();
 		return history->sendRequestId;
 	});
+	api->finishForwarding(message.action);
 	return true;
 }
 
@@ -332,4 +329,209 @@ void FillMessagePostFlags(
 	InnerFillMessagePostFlags(action.options, peer, flags);
 }
 
+void SendConfirmedFile(
+		not_null<Main::Session*> session,
+		const std::shared_ptr<FileLoadResult> &file,
+		const std::optional<FullMsgId> &oldId) {
+	const auto isEditing = oldId.has_value();
+	const auto channelId = peerToChannel(file->to.peer);
+
+	const auto newId = oldId.value_or(
+		FullMsgId(channelId, session->data().nextLocalMessageId()));
+	auto groupId = file->album ? file->album->groupId : uint64(0);
+	if (file->album) {
+		const auto proj = [](const SendingAlbum::Item &item) {
+			return item.taskId;
+		};
+		const auto it = ranges::find(file->album->items, file->taskId, proj);
+		Assert(it != file->album->items.end());
+
+		it->msgId = newId;
+	}
+	file->edit = isEditing;
+	session->uploader().upload(newId, file);
+
+	const auto itemToEdit = isEditing
+		? session->data().message(newId)
+		: nullptr;
+
+	const auto history = session->data().history(file->to.peer);
+	const auto peer = history->peer;
+
+	auto action = Api::SendAction(history);
+	action.options = file->to.options;
+	action.clearDraft = false;
+	action.replyTo = file->to.replyTo;
+	action.generateLocal = true;
+	session->api().sendAction(action);
+
+	auto caption = TextWithEntities{
+		file->caption.text,
+		TextUtilities::ConvertTextTagsToEntities(file->caption.tags)
+	};
+	const auto prepareFlags = Ui::ItemTextOptions(
+		history,
+		session->user()).flags;
+	TextUtilities::PrepareForSending(caption, prepareFlags);
+	TextUtilities::Trim(caption);
+	auto localEntities = Api::EntitiesToMTP(session, caption.entities);
+
+	if (itemToEdit) {
+		if (const auto id = itemToEdit->groupId()) {
+			groupId = id.value;
+		}
+	}
+
+	auto flags = (isEditing ? MTPDmessage::Flags() : NewMessageFlags(peer))
+		| MTPDmessage::Flag::f_entities
+		| MTPDmessage::Flag::f_media;
+	auto clientFlags = NewMessageClientFlags();
+	if (file->to.replyTo) {
+		flags |= MTPDmessage::Flag::f_reply_to_msg_id;
+	}
+	const auto channelPost = peer->isChannel() && !peer->isMegagroup();
+	const auto silentPost = file->to.options.silent;
+	Api::FillMessagePostFlags(action, peer, flags);
+	if (silentPost) {
+		flags |= MTPDmessage::Flag::f_silent;
+	}
+	if (groupId) {
+		flags |= MTPDmessage::Flag::f_grouped_id;
+	}
+	if (file->to.options.scheduled) {
+		flags |= MTPDmessage::Flag::f_from_scheduled;
+		// Scheduled messages have no the 'edited' badge.
+		flags |= MTPDmessage::Flag::f_edit_hide;
+	} else {
+		clientFlags |= MTPDmessage_ClientFlag::f_local_history_entry;
+	}
+
+	const auto messageFromId = channelPost ? 0 : session->userId();
+	const auto messagePostAuthor = channelPost
+		? session->user()->name
+		: QString();
+
+	if (file->type == SendMediaType::Photo) {
+		const auto photoFlags = MTPDmessageMediaPhoto::Flag::f_photo | 0;
+		const auto photo = MTP_messageMediaPhoto(
+			MTP_flags(photoFlags),
+			file->photo,
+			MTPint());
+
+		const auto mtpMessage = MTP_message(
+			MTP_flags(flags),
+			MTP_int(newId.msg),
+			MTP_int(messageFromId),
+			peerToMTP(file->to.peer),
+			MTPMessageFwdHeader(),
+			MTPint(),
+			MTP_int(file->to.replyTo),
+			MTP_int(HistoryItem::NewMessageDate(file->to.options.scheduled)),
+			MTP_string(caption.text),
+			photo,
+			MTPReplyMarkup(),
+			localEntities,
+			MTP_int(1),
+			MTPint(),
+			MTP_string(messagePostAuthor),
+			MTP_long(groupId),
+			//MTPMessageReactions(),
+			MTPVector<MTPRestrictionReason>());
+
+		if (itemToEdit) {
+			itemToEdit->savePreviousMedia();
+			itemToEdit->applyEdition(mtpMessage.c_message());
+		} else {
+			history->addNewMessage(
+				mtpMessage,
+				clientFlags,
+				NewMessageType::Unread);
+		}
+	} else if (file->type == SendMediaType::File) {
+		const auto documentFlags = MTPDmessageMediaDocument::Flag::f_document | 0;
+		const auto document = MTP_messageMediaDocument(
+			MTP_flags(documentFlags),
+			file->document,
+			MTPint());
+
+		const auto mtpMessage = MTP_message(
+			MTP_flags(flags),
+			MTP_int(newId.msg),
+			MTP_int(messageFromId),
+			peerToMTP(file->to.peer),
+			MTPMessageFwdHeader(),
+			MTPint(),
+			MTP_int(file->to.replyTo),
+			MTP_int(HistoryItem::NewMessageDate(file->to.options.scheduled)),
+			MTP_string(caption.text),
+			document,
+			MTPReplyMarkup(),
+			localEntities,
+			MTP_int(1),
+			MTPint(),
+			MTP_string(messagePostAuthor),
+			MTP_long(groupId),
+			//MTPMessageReactions(),
+			MTPVector<MTPRestrictionReason>());
+
+		if (itemToEdit) {
+			itemToEdit->savePreviousMedia();
+			itemToEdit->applyEdition(mtpMessage.c_message());
+		} else {
+			history->addNewMessage(
+				mtpMessage,
+				clientFlags,
+				NewMessageType::Unread);
+		}
+	} else if (file->type == SendMediaType::Audio) {
+		if (!peer->isChannel() || peer->isMegagroup()) {
+			flags |= MTPDmessage::Flag::f_media_unread;
+		}
+		const auto documentFlags = MTPDmessageMediaDocument::Flag::f_document | 0;
+		const auto document = MTP_messageMediaDocument(
+			MTP_flags(documentFlags),
+			file->document,
+			MTPint());
+		history->addNewMessage(
+			MTP_message(
+				MTP_flags(flags),
+				MTP_int(newId.msg),
+				MTP_int(messageFromId),
+				peerToMTP(file->to.peer),
+				MTPMessageFwdHeader(),
+				MTPint(),
+				MTP_int(file->to.replyTo),
+				MTP_int(
+					HistoryItem::NewMessageDate(file->to.options.scheduled)),
+				MTP_string(caption.text),
+				document,
+				MTPReplyMarkup(),
+				localEntities,
+				MTP_int(1),
+				MTPint(),
+				MTP_string(messagePostAuthor),
+				MTP_long(groupId),
+				//MTPMessageReactions(),
+				MTPVector<MTPRestrictionReason>()),
+			clientFlags,
+			NewMessageType::Unread);
+		// Voices can't be edited.
+	} else {
+		Unexpected("Type in sendFilesConfirmed.");
+	}
+
+	if (isEditing) {
+		return;
+	}
+
+	session->data().sendHistoryChangeNotifications();
+	if (!itemToEdit) {
+		session->changes().historyUpdated(
+			history,
+			(action.options.scheduled
+				? Data::HistoryUpdate::Flag::ScheduledSent
+				: Data::HistoryUpdate::Flag::MessageSent));
+	}
+}
+
 } // namespace Api

Telegram/SourceFiles/api/api_sending.h

@@ -10,10 +10,12 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 class History;
 class PhotoData;
 class DocumentData;
+struct FileLoadResult;
 
 namespace Api {
 
 struct MessageToSend;
+struct SendAction;
 
 void SendExistingDocument(
 	Api::MessageToSend &&message,
@@ -30,4 +32,9 @@ void FillMessagePostFlags(
 	not_null<PeerData*> peer,
 	MTPDmessage::Flags &flags);
 
+void SendConfirmedFile(
+	not_null<Main::Session*> session,
+	const std::shared_ptr<FileLoadResult> &file,
+	const std::optional<FullMsgId> &oldId);
+
 } // namespace Api

Telegram/SourceFiles/api/api_sensitive_content.cpp

@@ -21,7 +21,7 @@ constexpr auto kRefreshAppConfigTimeout = 3 * crl::time(1000);
 
 SensitiveContent::SensitiveContent(not_null<ApiWrap*> api)
 : _session(&api->session())
-, _api(api->instance())
+, _api(&api->instance())
 , _appConfigReloadTimer([=] { _session->account().appConfig().refresh(); }) {
 }