Version 3.0: Update tgcalls submodule.

- Broadcast video and share your screen
to an unlimited number of viewers.
- To begin, tap the Live Stream button
in the title bar of a community where you are an admin.
- Tap the "Forward Message" label above the input field
to change how messages will be sent.
- Hide or show the original sender's name.
- Remove or keep captions from media messages.
- See how many unread comments there are
when opening a channel's comments.

.github/workflows/linux.yml

@@ -63,8 +63,6 @@ jobs:
           - "DESKTOP_APP_DISABLE_X11_INTEGRATION"
           - "DESKTOP_APP_DISABLE_WAYLAND_INTEGRATION"
           - "DESKTOP_APP_DISABLE_GTK_INTEGRATION"
-          - "LIBTGVOIP_DISABLE_ALSA"
-          - "LIBTGVOIP_DISABLE_PULSEAUDIO"
 
     env:
       UPLOAD_ARTIFACT: "false"
@@ -94,9 +92,6 @@ jobs:
             if [ "${{ matrix.defines }}" == "DESKTOP_APP_DISABLE_DBUS_INTEGRATION" ]; then
               DEFINE="$DEFINE -D DESKTOP_APP_DISABLE_GTK_INTEGRATION=ON -D DESKTOP_APP_DISABLE_WEBKITGTK=ON"
             fi
-            if [ "${{ matrix.defines }}" == "DESKTOP_APP_DISABLE_GTK_INTEGRATION" ]; then
-              DEFINE="$DEFINE -D DESKTOP_APP_DISABLE_WEBKITGTK=ON"
-            fi
             echo Define from matrix: $DEFINE
             echo "ARTIFACT_NAME=Telegram_${{ matrix.defines }}" >> $GITHUB_ENV
           else

.github/workflows/lock.yml

@@ -2,7 +2,7 @@ name: 'Lock Threads'
 
 on:
   schedule:
-    - cron: '0 * * * *'
+    - cron: '0 0 * * *'
 
 jobs:
   lock:

.github/workflows/mac.yml

@@ -449,10 +449,11 @@ jobs:
 
           git clone git://code.qt.io/qt/qt5.git qt_$QT
           cd qt_$QT
-          perl init-repository --module-subset=qtbase,qtimageformats
+          perl init-repository --module-subset=qtbase,qtimageformats,qtsvg
           git checkout v5.15.2
           git submodule update qtbase
           git submodule update qtimageformats
+          git submodule update qtsvg
           cd qtbase
           find ../../patches/qtbase_$QT -type f -print0 | sort -z | xargs -0 git apply
           cd ..

.github/workflows/win.yml

@@ -52,28 +52,34 @@ jobs:
           - ""
     env:
       SDK: "10.0.18362.0"
-      VC: "call vcvars32.bat && cd Libraries"
       GIT: "https://github.com"
-      QT: "5_15_2"
       QT_VER: "5.15.2"
       OPENSSL_VER: "1_1_1"
       UPLOAD_ARTIFACT: "false"
       ONLY_CACHE: "false"
-      MANUAL_CACHING: "2"
+      MANUAL_CACHING: "0"
       DOC_PATH: "docs/building-win.md"
       AUTO_CACHING: "1"
 
     defaults:
       run:
         shell: cmd
+        working-directory: Libraries
 
     steps:
       - name: Get repository name.
         shell: bash
+        working-directory: ${{ github.workspace }}
         run: echo "REPO_NAME=${GITHUB_REPOSITORY##*/}" >> $GITHUB_ENV
 
+      - uses: ilammy/msvc-dev-cmd@v1.9.0
+        name: x86 Native Tools Command Prompt.
+        with:
+          arch: win32
+
       - name: Set up environment paths.
         shell: bash
+        working-directory: ${{ github.workspace }}
         run: |
           echo "C:\\Strawberry\\perl\\bin\\" >> $GITHUB_PATH
           echo "C:\\Program Files\\NASM\\" >> $GITHUB_PATH
@@ -84,6 +90,8 @@ jobs:
           p=`pwd | sed 's#^/[d]#d:#g' |sed 's#/#\\\\#g'`
           echo "LibrariesPath=$p" >> $GITHUB_ENV
 
+          echo "QT=${QT_VER//./_}" >> $GITHUB_ENV
+
       - name: Save msbuild version.
         run: |
           call vcvars32.bat
@@ -97,6 +105,7 @@ jobs:
 
       - name: Generate cache key.
         shell: bash
+        working-directory: ${{ github.workspace }}
         run: |
           curl -o $LibrariesPath/tg_owt-version.json https://api.github.com/repos/desktop-app/tg_owt/git/refs/heads/master
           curl -o $LibrariesPath/tg_angle-version.json https://api.github.com/repos/desktop-app/tg_angle/git/refs/heads/master
@@ -108,7 +117,10 @@ jobs:
           echo "CACHE_KEY=`md5sum CACHE_KEY.txt | awk '{ print $1 }'`" >> $GITHUB_ENV
 
       - name: Choco installs.
-        run: choco install --no-progress -y nasm yasm jom ninja
+        run: |
+          choco install --allow-empty-checksums --no-progress -y yasm
+          choco install --no-progress -y nasm jom ninja
+          python -m pip install pywin32
 
       - name: NuGet sources.
         run: |
@@ -117,6 +129,7 @@ jobs:
 
       - name: Patches.
         shell: bash
+        working-directory: ${{ github.workspace }}
         run: |
           echo "Find necessary commit from doc."
           checkoutCommit=$(grep -A 1 "cd patches" $REPO_NAME/$DOC_PATH | sed -n 2p)
@@ -139,8 +152,6 @@ jobs:
 
       - name: LZMA.
         run: |
-          %VC%
-
           git clone %GIT%/telegramdesktop/lzma.git
           cd lzma
           cd C\Util\LzmaLib
@@ -155,8 +166,6 @@ jobs:
       - name: OpenSSL.
         if: steps.cache-openssl.outputs.cache-hit != 'true'
         run: |
-          %VC%
-
           git clone %GIT%/openssl/openssl.git openssl_%OPENSSL_VER%
           cd openssl_%OPENSSL_VER%
           git checkout OpenSSL_%OPENSSL_VER%-stable
@@ -180,8 +189,6 @@ jobs:
 
       - name: Zlib.
         run: |
-          %VC%
-
           git clone %GIT%/telegramdesktop/zlib.git
           cd zlib
           git checkout tdesktop
@@ -191,8 +198,6 @@ jobs:
       - name: MozJPEG.
         shell: cmd
         run: |
-          %VC%
-
           git clone -b v4.0.1-rc2 %GIT%/mozilla/mozjpeg.git
           cd mozjpeg
           cmake . ^
@@ -211,8 +216,6 @@ jobs:
       - name: OpenAL Soft.
         if: steps.cache-openal.outputs.cache-hit != 'true'
         run: |
-          %VC%
-
           git clone -b openal-soft-1.21.0 --depth=1 %GIT%/kcat/openal-soft.git
           cd openal-soft\build
           cmake .. ^
@@ -236,8 +239,6 @@ jobs:
           GYP_MSVS_VERSION: 2019
         if: steps.cache-breakpad.outputs.cache-hit != 'true'
         run: |
-          cd %LibrariesPath%
-
           git clone %GIT%/telegramdesktop/gyp.git
           cd gyp
           SET PATH=%PY2%;%cd%;%PATH%
@@ -271,8 +272,6 @@ jobs:
       - name: Opus.
         if: steps.cache-opus.outputs.cache-hit != 'true'
         run: |
-          %VC%
-
           git clone %GIT%/telegramdesktop/opus.git
           cd opus
           git checkout tdesktop
@@ -281,10 +280,7 @@ jobs:
           msbuild -m opus.sln /property:Configuration=Release /property:Platform="Win32"
 
       - name: Rnnoise.
-        shell: cmd
         run: |
-          %VC%
-
           git clone %GIT%/desktop-app/rnnoise.git
           mkdir rnnoise\out
           cd rnnoise\out
@@ -300,7 +296,6 @@ jobs:
       - name: FFmpeg.
         if: steps.cache-ffmpeg.outputs.cache-hit != 'true'
         run: |
-          %VC%
           choco install --no-progress -y msys2
 
           git clone %GIT%/FFmpeg/FFmpeg.git ffmpeg
@@ -321,8 +316,6 @@ jobs:
       - name: Angle.
         if: steps.cache-angle.outputs.cache-hit != 'true'
         run: |
-          %VC%
-
           git clone --recursive %GIT%/desktop-app/tg_angle.git
           mkdir tg_angle\out\Debug
           cd tg_angle\out\Debug
@@ -348,14 +341,13 @@ jobs:
       - name: Configure Qt 5.15.2.
         if: steps.cache-qt.outputs.cache-hit != 'true'
         run: |
-          %VC%
-
           git clone git://code.qt.io/qt/qt5.git qt_%QT%
           cd qt_%QT%
-          perl init-repository --module-subset=qtbase,qtimageformats
+          perl init-repository --module-subset=qtbase,qtimageformats,qtsvg
           git checkout v%QT_VER%
           git submodule update qtbase
           git submodule update qtimageformats
+          git submodule update qtsvg
           cd qtbase
           for /r %%i in (..\..\patches\qtbase_%QT%\*) do git apply %%i
           cd ..
@@ -401,7 +393,6 @@ jobs:
       - name: Qt 5.15.2 build.
         if: steps.cache-qt.outputs.cache-hit != 'true'
         run: |
-          %VC%
           cd qt_%QT%
 
           jom -j%NUMBER_OF_PROCESSORS%
@@ -419,8 +410,6 @@ jobs:
       - name: WebRTC.
         if: steps.cache-webrtc.outputs.cache-hit != 'true'
         run: |
-          %VC%
-
           git clone --recursive %GIT%/desktop-app/tg_owt.git
           mkdir tg_owt\out\Debug
           cd tg_owt\out\Debug
@@ -457,10 +446,12 @@ jobs:
           echo "TDESKTOP_BUILD_DEFINE=$DEFINE" >> $GITHUB_ENV
 
       - name: Free up some disk space.
+        working-directory: ${{ github.workspace }}
         run: del /S *.pdb
 
       - name: Telegram Desktop build.
         if: env.ONLY_CACHE == 'false'
+        working-directory: ${{ github.workspace }}
         run: |
           cd %REPO_NAME%\Telegram
 
@@ -478,6 +469,7 @@ jobs:
 
       - name: Move artifact.
         if: env.UPLOAD_ARTIFACT == 'true'
+        working-directory: ${{ github.workspace }}
         run: |
           cd %REPO_NAME%\out\Debug
           mkdir artifact

Telegram/CMakeLists.txt

@@ -345,6 +345,8 @@ PRIVATE
     core/utils.cpp
     core/utils.h
     core/version.h
+    countries/countries_manager.cpp
+    countries/countries_manager.h
     data/stickers/data_stickers_set.cpp
     data/stickers/data_stickers_set.h
     data/stickers/data_stickers.cpp
@@ -420,6 +422,8 @@ PRIVATE
     data/data_reply_preview.h
     data/data_search_controller.cpp
     data/data_search_controller.h
+    data/data_send_action.cpp
+    data/data_send_action.h
     data/data_session.cpp
     data/data_session.h
     data/data_scheduled_messages.cpp
@@ -854,14 +858,9 @@ PRIVATE
     payments/payments_form.h
     platform/linux/linux_desktop_environment.cpp
     platform/linux/linux_desktop_environment.h
-    platform/linux/linux_gdk_helper.cpp
-    platform/linux/linux_gdk_helper.h
     platform/linux/linux_gtk_integration_dummy.cpp
-    platform/linux/linux_gtk_integration_p.h
     platform/linux/linux_gtk_integration.cpp
     platform/linux/linux_gtk_integration.h
-    platform/linux/linux_gtk_open_with_dialog.cpp
-    platform/linux/linux_gtk_open_with_dialog.h
     platform/linux/linux_wayland_integration_dummy.cpp
     platform/linux/linux_wayland_integration.cpp
     platform/linux/linux_wayland_integration.h
@@ -1166,12 +1165,7 @@ endif()
 
 if (DESKTOP_APP_DISABLE_GTK_INTEGRATION)
     remove_target_sources(Telegram ${src_loc}
-        platform/linux/linux_gdk_helper.cpp
-        platform/linux/linux_gdk_helper.h
-        platform/linux/linux_gtk_integration_p.h
         platform/linux/linux_gtk_integration.cpp
-        platform/linux/linux_gtk_open_with_dialog.cpp
-        platform/linux/linux_gtk_open_with_dialog.h
     )
 else()
     remove_target_sources(Telegram ${src_loc}
@@ -1288,19 +1282,6 @@ else()
             desktop-app::external_kwayland
         )
     endif()
-
-    if (NOT DESKTOP_APP_DISABLE_GTK_INTEGRATION)
-        find_package(PkgConfig REQUIRED)
-
-        pkg_check_modules(GTK REQUIRED gtk+-3.0)
-        target_include_directories(Telegram SYSTEM PRIVATE ${GTK_INCLUDE_DIRS})
-
-        if (NOT DESKTOP_APP_DISABLE_X11_INTEGRATION)
-            target_link_libraries(Telegram PRIVATE X11)
-        endif()
-
-        target_link_libraries(Telegram PRIVATE rt)
-    endif()
 endif()
 
 if (build_macstore)
@@ -1317,10 +1298,6 @@ if (build_macstore)
         COMMAND mkdir -p $<TARGET_FILE_DIR:Telegram>/../Frameworks
         COMMAND cp -a ${libs_loc}/breakpad/src/client/mac/build/Release/Breakpad.framework $<TARGET_FILE_DIR:Telegram>/../Frameworks/Breakpad.framework
     )
-elseif (build_osx)
-    set(bundle_identifier "com.tdesktop.Telegram$<$<CONFIG:Debug>:DebugOsx>")
-    set(bundle_entitlements "Telegram.entitlements")
-    set(output_name "Telegram")
 else()
     set(bundle_identifier "com.tdesktop.Telegram$<$<CONFIG:Debug>:Debug>")
     set(bundle_entitlements "Telegram.entitlements")
@@ -1438,10 +1415,6 @@ if ((NOT DESKTOP_APP_DISABLE_AUTOUPDATE OR APPLE) AND NOT build_macstore AND NOT
         endif()
     endif()
 
-    if (LINUX)
-        target_link_options(Updater PRIVATE -static-libstdc++)
-    endif()
-
     if (DESKTOP_APP_SPECIAL_TARGET)
         add_executable(Packer)
         init_target(Packer)

Telegram/Resources/langs/lang.strings

@@ -577,6 +577,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_passcode_autolock_minutes#other" = "{count} minutes";
 "lng_passcode_autolock_hours#one" = "{count} hour";
 "lng_passcode_autolock_hours#other" = "{count} hours";
+"lng_passcode_autolock_hours_minutes" = "{hours_count}h {minutes_count}m";
 "lng_passcode_enter_old" = "Enter current passcode";
 "lng_passcode_enter_first" = "Enter a passcode";
 "lng_passcode_enter_new" = "Enter new passcode";
@@ -1140,10 +1141,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_action_invite_users_and_one" = "{accumulated}, {user}";
 "lng_action_invite_users_and_last" = "{accumulated} and {user}";
 "lng_action_group_call_started_group" = "{from} started a voice chat";
-"lng_action_group_call_started_channel" = "Voice chat started";
+"lng_action_group_call_started_channel" = "Live stream started";
 "lng_action_group_call_scheduled_group" = "{from} scheduled a voice chat for {date}";
-"lng_action_group_call_scheduled_channel" = "Voice chat scheduled for {date}";
-"lng_action_group_call_finished" = "Voice chat finished ({duration})";
+"lng_action_group_call_scheduled_channel" = "Live stream scheduled for {date}";
+"lng_action_group_call_finished" = "Live stream finished ({duration})";
 "lng_action_group_call_finished_group" = "{from} ended the voice chat ({duration})";
 "lng_action_add_user" = "{from} added {user}";
 "lng_action_add_users_many" = "{from} added {users}";
@@ -1208,6 +1209,12 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_action_proximity_reached" = "{from} is now within {distance} from {user}";
 "lng_action_proximity_reached_you" = "{from} is now within {distance} from you";
 "lng_action_you_proximity_reached" = "You are now within {distance} from {user}";
+"lng_action_you_theme_changed" = "You changed chat theme to {emoji}";
+"lng_action_theme_changed" = "{from} changed chat theme to {emoji}";
+"lng_action_theme_changed_channel" = "Channel theme changed to {emoji}";
+"lng_action_you_theme_disabled" = "You disabled chat theme";
+"lng_action_theme_disabled" = "{from} disabled chat theme";
+"lng_action_theme_disabled_channel" = "Channel theme disabled";
 "lng_action_proximity_distance_m#one" = "{count} meter";
 "lng_action_proximity_distance_m#other" = "{count} metres";
 "lng_action_proximity_distance_km#one" = "{count} km";
@@ -1608,6 +1615,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_user_action_upload_photo" = "{user} is sending a photo";
 "lng_send_action_upload_file" = "sending a file";
 "lng_user_action_upload_file" = "{user} is sending a file";
+"lng_send_action_choose_sticker" = "choosing a sticker";
+"lng_user_action_choose_sticker" = "{user} is choosing a sticker";
 "lng_unread_bar#one" = "{count} unread message";
 "lng_unread_bar#other" = "{count} unread messages";
 "lng_unread_bar_some" = "Unread messages";
@@ -1640,6 +1649,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_context_mark_read_sure" = "Are you sure you want to mark all chats from this folder as read?";
 "lng_context_mark_read_all" = "Mark all chats as read";
 "lng_context_mark_read_all_sure" = "Are you sure you want to mark all chats as read?";
+"lng_context_mark_read_mentions_all" = "Mark all mentions as read";
 "lng_context_archive_expand" = "Expand";
 "lng_context_archive_collapse" = "Collapse";
 "lng_context_archive_to_menu" = "Move to main menu";
@@ -1994,6 +2004,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 "lng_call_bar_hangup" = "End call";
 "lng_call_leave_to_other_sure" = "Do you want to end your active call and join a voice chat in this group?";
+"lng_call_leave_to_other_sure_channel" = "Do you want to end your active call and join a live stream in this channel?";
 
 "lng_call_box_title" = "Calls";
 "lng_call_box_about" = "You haven't made any Telegram calls yet.";
@@ -2035,6 +2046,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_call_microphone_off" = "{user}'s microphone is off";
 
 "lng_group_call_title" = "Voice Chat";
+"lng_group_call_title_channel" = "Live Stream";
 "lng_group_call_active" = "speaking";
 "lng_group_call_inactive" = "listening";
 "lng_group_call_raised_hand_status" = "wants to speak";
@@ -2058,13 +2070,20 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_connecting" = "Connecting...";
 "lng_group_call_leave" = "Leave";
 "lng_group_call_leave_title" = "Leave voice chat";
+"lng_group_call_leave_title_channel" = "Leave live stream";
 "lng_group_call_leave_sure" = "Are you sure you want to leave this voice chat?";
+"lng_group_call_leave_sure_channel" = "Are you sure you want to leave this live stream?";
 "lng_group_call_close" = "Close";
 "lng_group_call_close_sure" = "Voice chat is scheduled. You can abort it or just close this panel.";
+"lng_group_call_close_sure_channel" = "Live stream is scheduled. You can abort it or just close this panel.";
 "lng_group_call_also_cancel" = "Abort voice chat";
+"lng_group_call_also_cancel_channel" = "Abort live stream";
 "lng_group_call_leave_to_other_sure" = "Do you want to leave your active voice chat and join a voice chat in this group?";
+"lng_group_call_leave_to_other_sure_channel" = "Do you want to leave your active voice chat and join a live stream in this channel?";
+"lng_group_call_leave_channel_to_other_sure" = "Do you want to leave your active live stream and join a voice chat in this group?";
+"lng_group_call_leave_channel_to_other_sure_channel" = "Do you want to leave your active live stream and join a live stream in this channel?";
 "lng_group_call_create_sure" = "Do you really want to start a voice chat in this group?";
-"lng_group_call_create_sure_channel" = "Are you sure you want to start a voice chat in this channel as your personal account?";
+"lng_group_call_create_sure_channel" = "Are you sure you want to start a live stream in this channel as your personal account?";
 "lng_group_call_join_sure_personal" = "Are you sure you want to join this voice chat as your personal account?";
 "lng_group_call_muted_no_camera" = "You can't turn on video while you're muted by admin.";
 "lng_group_call_muted_no_screen" = "You can't share your screen while you're muted by admin.";
@@ -2079,6 +2098,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_tooltip_force_muted" = "Muted by admin. Click if you want to speak.";
 "lng_group_call_tooltip_raised_hand" = "You asked to speak. We let the speakers know.";
 "lng_group_call_also_end" = "End voice chat";
+"lng_group_call_also_end_channel" = "End live stream";
 "lng_group_call_settings_title" = "Settings";
 "lng_group_call_invite" = "Invite Member";
 "lng_group_call_invited_status" = "invited";
@@ -2101,26 +2121,23 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_ptt_delay" = "Push to Talk release delay: {delay}";
 "lng_group_call_share" = "Share Invite Link";
 "lng_group_call_noise_suppression" = "Enable Noise Suppression";
-"lng_group_call_limit#one" = "Video is only available\nfor the first {count} member";
-"lng_group_call_limit#other" = "Video is only available\nfor the first {count} members";
-"lng_group_call_over_limit#one" = "The voice chat is over {count} member.\nNew participants only have access to audio stream.";
-"lng_group_call_over_limit#other" = "The voice chat is over {count} members.\nNew participants only have access to audio stream.";
 "lng_group_call_video_paused" = "Video is paused";
 "lng_group_call_share_speaker" = "Users with this link can speak";
 "lng_group_call_copy_speaker_link" = "Copy Speaker Link";
 "lng_group_call_copy_listener_link" = "Copy Listener Link";
 "lng_group_call_end" = "End Voice Chat";
+"lng_group_call_end_channel" = "End Live Stream";
 "lng_group_call_cancel" = "Abort Voice Chat";
+"lng_group_call_cancel_channel" = "Abort Live Stream";
 "lng_group_call_join" = "Join";
 "lng_group_call_join_confirm" = "Do you want to join the voice chat {chat}?";
+"lng_group_call_join_confirm_channel" = "Do you want to join the live stream {chat}?";
 "lng_group_call_invite_done_user" = "You invited {user} to the voice chat.";
 "lng_group_call_invite_done_many#one" = "You invited **{count} member** to the voice chat.";
 "lng_group_call_invite_done_many#other" = "You invited **{count} members** to the voice chat.";
 "lng_group_call_no_members" = "click to join";
 "lng_group_call_members#one" = "{count} participant";
 "lng_group_call_members#other" = "{count} participants";
-"lng_group_call_no_anonymous" = "Sorry, anonymous group admins can't join voice chats.";
-"lng_group_call_too_many" = "Sorry, there are too many members in this voice chat. Please try again later.";
 "lng_group_call_context_mute" = "Mute";
 "lng_group_call_context_unmute" = "Allow to speak";
 "lng_group_call_context_remove_hand" = "Cancel request to speak";
@@ -2132,6 +2149,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_context_unpin_screen" = "Unpin screencast";
 "lng_group_call_context_remove" = "Remove";
 "lng_group_call_remove_channel" = "Remove {channel} from the voice chat?";
+"lng_group_call_remove_channel_from_channel" = "Remove {channel} from the live stream?";
 "lng_group_call_duration_days#one" = "{count} day";
 "lng_group_call_duration_days#other" = "{count} days";
 "lng_group_call_duration_hours#one" = "{count} hour";
@@ -2148,18 +2166,24 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_mac_settings" = "Open Settings";
 
 "lng_group_call_start_as_header" = "Start Voice Chat as...";
+"lng_group_call_start_as_header_channel" = "Start Live Stream as...";
 "lng_group_call_join_as_header" = "Join Voice Chat as...";
+"lng_group_call_join_as_header_channel" = "Join Live Stream as...";
 "lng_group_call_display_as_header" = "Display me as...";
 "lng_group_call_join_as_about" = "Choose whether you want to be displayed as your personal account or as your channel.";
 "lng_group_call_or_schedule" = "You can also {link}.";
 "lng_group_call_schedule" = "schedule a voice chat";
+"lng_group_call_schedule_channel" = "schedule a live stream";
 "lng_group_call_schedule_title" = "Schedule Voice Chat";
+"lng_group_call_schedule_title_channel" = "Schedule Live Stream";
 "lng_group_call_schedule_notified_group" = "The members of the group will be notified that the voice chat will start in {duration}.";
-"lng_group_call_schedule_notified_channel" = "The subscribers of the channel will be notified that the voice chat will start in {duration}.";
+"lng_group_call_schedule_notified_channel" = "The subscribers of the channel will be notified that the live stream will start in {duration}.";
 "lng_group_call_scheduled_status" = "Scheduled";
 "lng_group_call_scheduled_title" = "Scheduled Voice Chat";
+"lng_group_call_scheduled_title_channel" = "Scheduled Live Stream";
 "lng_group_call_starts_short" = "Starts {when}";
 "lng_group_call_starts" = "Voice Chat starts {when}";
+"lng_group_call_starts_channel" = "Live Stream starts {when}";
 "lng_group_call_starts_today" = "today at {time}";
 "lng_group_call_starts_tomorrow" = "tomorrow at {time}";
 "lng_group_call_starts_date" = "{date} at {time}";
@@ -2170,16 +2194,18 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_starts_short_date" = "{date}, {time}";
 "lng_group_call_start_now" = "Start Now";
 "lng_group_call_start_now_sure" = "Are you sure you want to start the voice chat now?";
+"lng_group_call_start_now_sure_channel" = "Are you sure you want to start the live stream now?";
 "lng_group_call_set_reminder" = "Set Reminder";
 "lng_group_call_cancel_reminder" = "Cancel Reminder";
 "lng_group_call_join_as_personal" = "personal account";
 "lng_group_call_edit_title" = "Edit voice chat title";
-"lng_group_call_switch_done" = "Members of this voice chat will now see you as **{user}**";
-"lng_group_call_edit_title_header" = "Voice chat title";
+"lng_group_call_edit_title_channel" = "Edit live stream title";
 "lng_group_call_recording_start" = "Start recording";
 "lng_group_call_recording_stop" = "Stop recording";
 "lng_group_call_recording_started" = "Voice chat recording started.";
+"lng_group_call_recording_started_channel" = "Live stream recording started.";
 "lng_group_call_recording_stopped" = "Voice chat recording stopped.";
+"lng_group_call_recording_stopped_channel" = "Live stream recording stopped.";
 "lng_group_call_recording_saved" = "Audio saved to Saved Messages.";
 "lng_group_call_pinned_camera_me" = "Your video is pinned.";
 "lng_group_call_pinned_screen_me" = "Your screencast is pinned.";
@@ -2195,18 +2221,19 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_recording_start_field" = "Recording Title";
 "lng_group_call_recording_start_button" = "Start";
 "lng_group_call_is_recorded" = "Voice chat is being recorded.";
+"lng_group_call_is_recorded_channel" = "Live stream is being recorded.";
 "lng_group_call_can_speak_here" = "You can now speak.";
 "lng_group_call_can_speak" = "You can now speak in {chat}.";
 "lng_group_call_title_changed" = "Voice chat title changed to {title}";
+"lng_group_call_title_changed_channel" = "Live stream title changed to {title}";
 "lng_group_call_join_as_changed" = "Members of this voice chat will now see you as {name}";
+"lng_group_call_join_as_changed_channel" = "Members of this live stream will now see you as {name}";
 
 "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}";
 "lng_player_message_yesterday" = "Yesterday at {time}";
 "lng_player_message_date" = "{date} at {time}";
-//"lng_player_cant_stream" = "This file can't be played before it is fully downloaded.\n\nWould you like to download it?";
-//"lng_player_download" = "Download";
 
 "lng_rights_edit_admin" = "Manage permissions";
 "lng_rights_edit_admin_header" = "What can this admin do?";
@@ -2262,6 +2289,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_rights_channel_post" = "Post messages";
 "lng_rights_channel_edit" = "Edit messages of others";
 "lng_rights_channel_delete" = "Delete messages of others";
+"lng_rights_channel_manage_calls" = "Manage live streams";
 "lng_rights_group_info" = "Change group info";
 "lng_rights_group_ban" = "Ban users";
 "lng_rights_group_invite_link" = "Invite users via link";
@@ -2351,6 +2379,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_admin_log_filter_messages_edited" = "Edited messages";
 "lng_admin_log_filter_messages_pinned" = "Pinned messages";
 "lng_admin_log_filter_voice_chats" = "Voice chat";
+"lng_admin_log_filter_voice_chats_channel" = "Live stream";
 "lng_admin_log_filter_invite_links" = "Invite links";
 "lng_admin_log_filter_members_removed" = "Leaving members";
 "lng_admin_log_filter_all_admins" = "All users and admins";
@@ -2423,12 +2452,19 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_admin_log_changed_slow_mode" = "{from} changed slow mode to {duration}";
 "lng_admin_log_removed_slow_mode" = "{from} disabled slow mode";
 "lng_admin_log_started_group_call" = "{from} started a new voice chat";
+"lng_admin_log_started_group_call_channel" = "{from} started a new live stream";
 "lng_admin_log_discarded_group_call" = "{from} discarded a voice chat";
+"lng_admin_log_discarded_group_call_channel" = "{from} discarded a live stream";
 "lng_admin_log_muted_participant" = "{from} muted {user} in a voice chat";
+"lng_admin_log_muted_participant_channel" = "{from} muted {user} in a live stream";
 "lng_admin_log_unmuted_participant" = "{from} unmuted {user} in a voice chat";
+"lng_admin_log_unmuted_participant_channel" = "{from} unmuted {user} in a live stream";
 "lng_admin_log_allowed_unmute_self" = "{from} allowed new voice chat members to speak";
+"lng_admin_log_allowed_unmute_self_channel" = "{from} allowed new live stream members to speak";
 "lng_admin_log_disallowed_unmute_self" = "{from} started muting new voice chat members";
+"lng_admin_log_disallowed_unmute_self_channel" = "{from} started muting new live stream members";
 "lng_admin_log_participant_volume" = "{from} changed voice chat volume for {user} to {percent}";
+"lng_admin_log_participant_volume_channel" = "{from} changed live stream volume for {user} to {percent}";
 "lng_admin_log_user_with_username" = "{name} ({mention})";
 "lng_admin_log_messages_ttl_set" = "{from} enabled messages auto-delete after {duration}";
 "lng_admin_log_messages_ttl_changed" = "{from} changed messages auto-delete period from {previous} to {duration}";
@@ -2453,6 +2489,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_admin_log_admin_invite_link" = "Invite users via link";
 "lng_admin_log_admin_pin_messages" = "Pin messages";
 "lng_admin_log_admin_manage_calls" = "Manage voice chats";
+"lng_admin_log_admin_manage_calls_channel" = "Manage live streams";
 "lng_admin_log_admin_add_admins" = "Add new admins";
 
 "lng_terms_signup" = "By signing up,\nyou agree to the {link}.";
@@ -2474,6 +2511,18 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_date_input_month" = "Month";
 "lng_date_input_year" = "Year";
 
+"lng_forward_title" = "Forward Message";
+"lng_forward_many_title#one" = "Forward {count} Message";
+"lng_forward_many_title#other" = "Forward {count} Messages";
+"lng_forward_about" = "You can remove the sender's name so that this message will look like it was sent by you.";
+"lng_forward_many_about" = "You can remove the senders’ names so that these messages will look like they were sent by you.";
+"lng_forward_show_sender" = "Show sender's name";
+"lng_forward_show_senders" = "Show senders' names";
+"lng_forward_show_caption" = "Show caption";
+"lng_forward_show_captions" = "Show captions";
+"lng_forward_change_recipient" = "Change recipient";
+"lng_forward_sender_names_removed" = "Sender names removed";
+
 "lng_passport_title" = "Telegram passport";
 "lng_passport_request1" = "{bot} requests access to your personal data";
 "lng_passport_request2" = "to sign you up for their services";

Telegram/Resources/langs/stale.py

@@ -0,0 +1,17 @@
+import os, sys, requests, re
+
+os.chdir()
+
+keys = []
+with open('lang.strings') as f:
+    for line in f:
+        m = re.match(r'\"(lng_[a-z_]+)(\#[a-z]+)?\"', line)
+        if m:
+            keys.append(m.group(1))
+        elif not re.match(r'^\s*$', line):
+            print('Bad line: ' + line)
+            sys.exit(1)
+
+print('Keys: ' + str(len(keys)))
+
+sys.exit()

Telegram/Resources/qrc/telegram/telegram.qrc

@@ -42,7 +42,8 @@
     <file alias="js/script.js">../../export_html/js/script.js</file>
   </qresource>
   <qresource prefix="/gui">
-    <file alias="art/background.jpg">../../art/background.jpg</file>
+    <file alias="art/background.tgv">../../art/background.tgv</file>
+    <file alias="art/bg_thumbnail.png">../../art/bg_thumbnail.png</file>
     <file alias="art/bg_initial.jpg">../../art/bg_initial.jpg</file>
     <file alias="art/logo_256.png">../../art/logo_256.png</file>
     <file alias="art/logo_256_no_margin.png">../../art/logo_256_no_margin.png</file>

Telegram/Resources/tl/api.tl

@@ -92,7 +92,7 @@ inputPhotoFileLocation#40181ffe id:long access_hash:long file_reference:bytes th
 inputPhotoLegacyFileLocation#d83466f3 id:long access_hash:long file_reference:bytes volume_id:long local_id:int secret:long = InputFileLocation;
 inputPeerPhotoFileLocation#37257e99 flags:# big:flags.0?true peer:InputPeer photo_id:long = InputFileLocation;
 inputStickerSetThumb#9d84f3db stickerset:InputStickerSet thumb_version:int = InputFileLocation;
-inputGroupCallStream#bba51639 call:InputGroupCall time_ms:long scale:int = InputFileLocation;
+inputGroupCallStream#598a92a flags:# call:InputGroupCall time_ms:long scale:int video_channel:flags.0?int video_quality:flags.0?int = InputFileLocation;
 
 peerUser#9db1bc6d user_id:int = Peer;
 peerChat#bad0e5bb chat_id:int = Peer;
@@ -128,8 +128,8 @@ chatForbidden#7328bdb id:int title:string = Chat;
 channel#d31a961e flags:# creator:flags.0?true left:flags.2?true broadcast:flags.5?true verified:flags.7?true megagroup:flags.8?true restricted:flags.9?true signatures:flags.11?true min:flags.12?true scam:flags.19?true has_link:flags.20?true has_geo:flags.21?true slowmode_enabled:flags.22?true call_active:flags.23?true call_not_empty:flags.24?true fake:flags.25?true gigagroup:flags.26?true id:int access_hash:flags.13?long title:string username:flags.6?string photo:ChatPhoto date:int version:int restriction_reason:flags.9?Vector<RestrictionReason> admin_rights:flags.14?ChatAdminRights banned_rights:flags.15?ChatBannedRights default_banned_rights:flags.18?ChatBannedRights participants_count:flags.17?int = Chat;
 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#8a1e2983 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:flags.13?ExportedChatInvite bot_info:flags.3?Vector<BotInfo> pinned_msg_id:flags.6?int folder_id:flags.11?int call:flags.12?InputGroupCall ttl_period:flags.14?int groupcall_default_join_as:flags.15?Peer = ChatFull;
-channelFull#548c3f93 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 blocked:flags.22?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:flags.23?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 call:flags.21?InputGroupCall ttl_period:flags.24?int pending_suggestions:flags.25?Vector<string> groupcall_default_join_as:flags.26?Peer = ChatFull;
+chatFull#49a0a5d9 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:flags.13?ExportedChatInvite bot_info:flags.3?Vector<BotInfo> pinned_msg_id:flags.6?int folder_id:flags.11?int call:flags.12?InputGroupCall ttl_period:flags.14?int groupcall_default_join_as:flags.15?Peer theme_emoticon:flags.16?string = ChatFull;
+channelFull#2f532f3c 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 blocked:flags.22?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:flags.23?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 call:flags.21?InputGroupCall ttl_period:flags.24?int pending_suggestions:flags.25?Vector<string> groupcall_default_join_as:flags.26?Peer theme_emoticon:flags.27?string = ChatFull;
 
 chatParticipant#c8d7493e user_id:int inviter_id:int date:int = ChatParticipant;
 chatParticipantCreator#da13538a user_id:int = ChatParticipant;
@@ -187,6 +187,7 @@ messageActionGroupCall#7a0d7f42 flags:# call:InputGroupCall duration:flags.0?int
 messageActionInviteToGroupCall#76b9f11a call:InputGroupCall users:Vector<int> = MessageAction;
 messageActionSetMessagesTTL#aa1afbfd period:int = MessageAction;
 messageActionGroupCallScheduled#b3a07661 call:InputGroupCall schedule_date:int = MessageAction;
+messageActionSetChatTheme#aa786345 emoticon:string = MessageAction;
 
 dialog#2c171f72 flags:# pinned:flags.2?true unread_mark:flags.3?true peer:Peer top_message:int read_inbox_max_id:int read_outbox_max_id:int unread_count:int unread_mentions_count:int notify_settings:PeerNotifySettings pts:flags.0?int draft:flags.1?DraftMessage folder_id:flags.4?int = Dialog;
 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;
@@ -234,7 +235,7 @@ inputReportReasonCopyright#9b89f93a = ReportReason;
 inputReportReasonGeoIrrelevant#dbd4feed = ReportReason;
 inputReportReasonFake#f5ddd6e7 = ReportReason;
 
-userFull#139a9a77 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 ttl_period:flags.14?int = UserFull;
+userFull#d697ff05 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 ttl_period:flags.14?int theme_emoticon:flags.15?string = UserFull;
 
 contact#f911c994 user_id:int mutual:Bool = Contact;
 
@@ -465,6 +466,7 @@ sendMessageRecordRoundAction#88f27fbc = SendMessageAction;
 sendMessageUploadRoundAction#243e1c66 progress:int = SendMessageAction;
 speakingInGroupCallAction#d92c2285 = SendMessageAction;
 sendMessageHistoryImportAction#dbda9246 progress:int = SendMessageAction;
+sendMessageChooseStickerAction#b05ac6b1 = SendMessageAction;
 
 contacts.found#b3134d9d my_results:Vector<Peer> results:Vector<Peer> chats:Vector<Chat> users:Vector<User> = contacts.Found;
 
@@ -1116,7 +1118,7 @@ restrictionReason#d072acb4 platform:string reason:string text:string = Restricti
 inputTheme#3c5693e9 id:long access_hash:long = InputTheme;
 inputThemeSlug#f5890df1 slug:string = InputTheme;
 
-theme#28f1114 flags:# creator:flags.0?true default:flags.1?true id:long access_hash:long slug:string title:string document:flags.2?Document settings:flags.3?ThemeSettings installs_count:int = Theme;
+theme#e802b8dc flags:# creator:flags.0?true default:flags.1?true for_chat:flags.5?true id:long access_hash:long slug:string title:string document:flags.2?Document settings:flags.3?ThemeSettings installs_count:flags.4?int = Theme;
 
 account.themesNotModified#f41eb622 = account.Themes;
 account.themes#7f676421 hash:int themes:Vector<Theme> = account.Themes;
@@ -1135,9 +1137,9 @@ baseThemeNight#b7b31ea8 = BaseTheme;
 baseThemeTinted#6d5f77ee = BaseTheme;
 baseThemeArctic#5b11125a = BaseTheme;
 
-inputThemeSettings#bd507cd1 flags:# base_theme:BaseTheme accent_color:int message_top_color:flags.0?int message_bottom_color:flags.0?int wallpaper:flags.1?InputWallPaper wallpaper_settings:flags.1?WallPaperSettings = InputThemeSettings;
+inputThemeSettings#ff38f912 flags:# message_colors_animated:flags.2?true base_theme:BaseTheme accent_color:int message_colors:flags.0?Vector<int> wallpaper:flags.1?InputWallPaper wallpaper_settings:flags.1?WallPaperSettings = InputThemeSettings;
 
-themeSettings#9c14984a flags:# base_theme:BaseTheme accent_color:int message_top_color:flags.0?int message_bottom_color:flags.0?int wallpaper:flags.1?WallPaper = ThemeSettings;
+themeSettings#8db4e76c flags:# message_colors_animated:flags.2?true base_theme:BaseTheme accent_color:int message_colors:flags.0?Vector<int> wallpaper:flags.1?WallPaper = ThemeSettings;
 
 webPageAttributeTheme#54b56617 flags:# documents:flags.0?Vector<Document> settings:flags.1?ThemeSettings = WebPageAttribute;
 
@@ -1195,7 +1197,7 @@ messageViews#455b853d flags:# views:flags.0?int forwards:flags.1?int replies:fla
 
 messages.messageViews#b6c4f543 views:Vector<MessageViews> chats:Vector<Chat> users:Vector<User> = messages.MessageViews;
 
-messages.discussionMessage#f5dd8f9d flags:# messages:Vector<Message> max_id:flags.0?int read_inbox_max_id:flags.1?int read_outbox_max_id:flags.2?int chats:Vector<Chat> users:Vector<User> = messages.DiscussionMessage;
+messages.discussionMessage#a6341782 flags:# messages:Vector<Message> max_id:flags.0?int read_inbox_max_id:flags.1?int read_outbox_max_id:flags.2?int unread_count:int chats:Vector<Chat> users:Vector<User> = messages.DiscussionMessage;
 
 messageReplyHeader#a6d57763 flags:# reply_to_msg_id:int reply_to_peer_id:flags.0?Peer reply_to_top_id:flags.1?int = MessageReplyHeader;
 
@@ -1206,7 +1208,7 @@ peerBlocked#e8fd8014 peer_id:Peer date:int = PeerBlocked;
 stats.messageStats#8999f295 views_graph:StatsGraph = stats.MessageStats;
 
 groupCallDiscarded#7780bcb4 id:long access_hash:long duration:int = GroupCall;
-groupCall#d597650c flags:# join_muted:flags.1?true can_change_join_muted:flags.2?true join_date_asc:flags.6?true schedule_start_subscribed:flags.8?true can_start_video:flags.9?true id:long access_hash:long participants_count:int title:flags.3?string stream_dc_id:flags.4?int record_start_date:flags.5?int schedule_date:flags.7?int unmuted_video_count:flags.10?int unmuted_video_limit:int version:int = GroupCall;
+groupCall#d597650c flags:# join_muted:flags.1?true can_change_join_muted:flags.2?true join_date_asc:flags.6?true schedule_start_subscribed:flags.8?true can_start_video:flags.9?true record_video_active:flags.11?true id:long access_hash:long participants_count:int title:flags.3?string stream_dc_id:flags.4?int record_start_date:flags.5?int schedule_date:flags.7?int unmuted_video_count:flags.10?int unmuted_video_limit:int version:int = GroupCall;
 
 inputGroupCall#d8aa840f id:long access_hash:long = InputGroupCall;
 
@@ -1265,6 +1267,15 @@ account.resetPasswordFailedWait#e3779861 retry_date:int = account.ResetPasswordR
 account.resetPasswordRequestedWait#e9effc7d until_date:int = account.ResetPasswordResult;
 account.resetPasswordOk#e926d63e = account.ResetPasswordResult;
 
+chatTheme#ed0b5c33 emoticon:string theme:Theme dark_theme:Theme = ChatTheme;
+
+account.chatThemesNotModified#e011e1c4 = account.ChatThemes;
+account.chatThemes#fe4cbebd hash:int themes:Vector<ChatTheme> = account.ChatThemes;
+
+sponsoredMessage#f671f0d1 flags:# random_id:bytes peer_id:Peer from_id:Peer message:string media:flags.0?MessageMedia entities:flags.1?Vector<MessageEntity> = SponsoredMessage;
+
+messages.sponsoredMessages#65a4c7d5 messages:Vector<SponsoredMessage> chats:Vector<Chat> users:Vector<User> = messages.SponsoredMessages;
+
 ---functions---
 
 invokeAfterMsg#cb9f372d {X:Type} msg_id:long query:!X = X;
@@ -1365,6 +1376,7 @@ account.setGlobalPrivacySettings#1edaaac2 settings:GlobalPrivacySettings = Globa
 account.reportProfilePhoto#fa8cc6f5 peer:InputPeer photo_id:InputPhoto reason:ReportReason message:string = Bool;
 account.resetPassword#9308ce1b = account.ResetPasswordResult;
 account.declinePasswordReset#4c9409f6 = Bool;
+account.getChatThemes#d6d71d7b hash:int = account.ChatThemes;
 
 users.getUsers#d91a548 id:Vector<InputUser> = Vector<User>;
 users.getFullUser#ca30a5b1 id:InputUser = UserFull;
@@ -1402,7 +1414,7 @@ messages.receivedMessages#5a954c0 max_id:int = Vector<ReceivedNotifyMessage>;
 messages.setTyping#58943ee2 flags:# peer:InputPeer top_msg_id:flags.0?int action:SendMessageAction = Bool;
 messages.sendMessage#520c3870 flags:# no_webpage:flags.1?true silent:flags.5?true background:flags.6?true clear_draft:flags.7?true peer:InputPeer reply_to_msg_id:flags.0?int message:string random_id:long reply_markup:flags.2?ReplyMarkup entities:flags.3?Vector<MessageEntity> schedule_date:flags.10?int = Updates;
 messages.sendMedia#3491eba9 flags:# silent:flags.5?true background:flags.6?true clear_draft:flags.7?true peer:InputPeer reply_to_msg_id:flags.0?int media:InputMedia message:string random_id:long reply_markup:flags.2?ReplyMarkup entities:flags.3?Vector<MessageEntity> schedule_date:flags.10?int = Updates;
-messages.forwardMessages#d9fee60e flags:# silent:flags.5?true background:flags.6?true with_my_score:flags.8?true from_peer:InputPeer id:Vector<int> random_id:Vector<long> to_peer:InputPeer schedule_date:flags.10?int = Updates;
+messages.forwardMessages#d9fee60e flags:# silent:flags.5?true background:flags.6?true with_my_score:flags.8?true drop_author:flags.11?true drop_media_captions:flags.12?true from_peer:InputPeer id:Vector<int> random_id:Vector<long> to_peer:InputPeer schedule_date:flags.10?int = Updates;
 messages.reportSpam#cf1592db peer:InputPeer = Bool;
 messages.getPeerSettings#3672e09c peer:InputPeer = PeerSettings;
 messages.report#8953ab4e peer:InputPeer id:Vector<int> reason:ReportReason message:string = Bool;
@@ -1533,6 +1545,7 @@ messages.getAdminsWithInvites#3920e6ef peer:InputPeer = messages.ChatAdminsWithI
 messages.getChatInviteImporters#26fb7289 peer:InputPeer link:string offset_date:int offset_user:InputUser limit:int = messages.ChatInviteImporters;
 messages.setHistoryTTL#b80e5fe4 peer:InputPeer period:int = Updates;
 messages.checkHistoryImportPeer#5dc60f03 peer:InputPeer = messages.CheckedHistoryImportPeer;
+messages.setChatTheme#e63be13f peer:InputPeer emoticon:string = Updates;
 
 updates.getState#edd4882a = updates.State;
 updates.getDifference#25939651 flags:# pts:int pts_total_limit:flags.0?int date:int qts:int = updates.Difference;
@@ -1611,6 +1624,8 @@ channels.editLocation#58e63f6d channel:InputChannel geo_point:InputGeoPoint addr
 channels.toggleSlowMode#edd49ef0 channel:InputChannel seconds:int = Updates;
 channels.getInactiveChannels#11e831ee = messages.InactiveChats;
 channels.convertToGigagroup#b290c69 channel:InputChannel = Updates;
+channels.viewSponsoredMessage#beaedb94 channel:InputChannel random_id:bytes = Bool;
+channels.getSponsoredMessages#ec210fbf channel:InputChannel = messages.SponsoredMessages;
 
 bots.sendCustomRequest#aa2769ed custom_method:string params:DataJSON = DataJSON;
 bots.answerWebhookJSONQuery#e6213f4d query_id:long data:DataJSON = Bool;
@@ -1649,10 +1664,10 @@ phone.leaveGroupCall#500377f9 call:InputGroupCall source:int = Updates;
 phone.inviteToGroupCall#7b393160 call:InputGroupCall users:Vector<InputUser> = Updates;
 phone.discardGroupCall#7a777135 call:InputGroupCall = Updates;
 phone.toggleGroupCallSettings#74bbb43d flags:# reset_invite_hash:flags.1?true call:InputGroupCall join_muted:flags.0?Bool = Updates;
-phone.getGroupCall#c7cb017 call:InputGroupCall = phone.GroupCall;
+phone.getGroupCall#41845db call:InputGroupCall limit:int = phone.GroupCall;
 phone.getGroupParticipants#c558d8ab call:InputGroupCall ids:Vector<InputPeer> sources:Vector<int> offset:string limit:int = phone.GroupParticipants;
 phone.checkGroupCall#b59cf977 call:InputGroupCall sources:Vector<int> = Vector<int>;
-phone.toggleGroupCallRecord#c02a66d7 flags:# start:flags.0?true call:InputGroupCall title:flags.1?string = Updates;
+phone.toggleGroupCallRecord#f128c708 flags:# start:flags.0?true video:flags.2?true call:InputGroupCall title:flags.1?string video_portrait:flags.2?Bool = Updates;
 phone.editGroupCallParticipant#a5273abf flags:# call:InputGroupCall participant:InputPeer muted:flags.0?Bool volume:flags.1?int raise_hand:flags.2?Bool video_stopped:flags.3?Bool video_paused:flags.4?Bool presentation_paused:flags.5?Bool = Updates;
 phone.editGroupCallTitle#1ca6ac0a call:InputGroupCall title:string = Updates;
 phone.getGroupCallJoinAs#ef7c213a peer:InputPeer = phone.JoinAsPeers;
@@ -1678,4 +1693,4 @@ stats.getMegagroupStats#dcdf8607 flags:# dark:flags.0?true channel:InputChannel
 stats.getMessagePublicForwards#5630281b channel:InputChannel msg_id:int offset_rate:int offset_peer:InputPeer offset_id:int limit:int = messages.Messages;
 stats.getMessageStats#b6e0a3f5 flags:# dark:flags.0?true channel:InputChannel msg_id:int = stats.MessageStats;
 
-// LAYER 131
+// LAYER 132

Telegram/Resources/uwp/AppX/AppxManifest.xml

@@ -9,7 +9,7 @@
   <Identity Name="TelegramMessengerLLP.TelegramDesktop"
     ProcessorArchitecture="ARCHITECTURE"
     Publisher="CN=536BC709-8EE1-4478-AF22-F0F0F26FF64A"
-    Version="2.9.2.0" />
+    Version="3.0.0.0" />
   <Properties>
     <DisplayName>Telegram Desktop</DisplayName>
     <PublisherDisplayName>Telegram Messenger LLP</PublisherDisplayName>

Telegram/Resources/winrc/Telegram.rc

@@ -44,8 +44,8 @@ IDI_ICON1               ICON                    "..\\art\\icon256.ico"
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 2,9,2,0
- PRODUCTVERSION 2,9,2,0
+ FILEVERSION 3,0,0,0
+ PRODUCTVERSION 3,0,0,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -62,10 +62,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop"
-            VALUE "FileVersion", "2.9.2.0"
+            VALUE "FileVersion", "3.0.0.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2021"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "2.9.2.0"
+            VALUE "ProductVersion", "3.0.0.0"
         END
     END
     BLOCK "VarFileInfo"

Telegram/Resources/winrc/Updater.rc

@@ -35,8 +35,8 @@ LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 2,9,2,0
- PRODUCTVERSION 2,9,2,0
+ FILEVERSION 3,0,0,0
+ PRODUCTVERSION 3,0,0,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -53,10 +53,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop Updater"
-            VALUE "FileVersion", "2.9.2.0"
+            VALUE "FileVersion", "3.0.0.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2021"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "2.9.2.0"
+            VALUE "ProductVersion", "3.0.0.0"
         END
     END
     BLOCK "VarFileInfo"

Telegram/SourceFiles/_other/packer.cpp

@@ -496,11 +496,7 @@ int main(int argc, char *argv[])
 #elif defined Q_OS_MAC
 	QString outName(QString("tmacupd%1").arg(AlphaVersion ? AlphaVersion : version));
 #elif defined Q_OS_UNIX
-#ifndef _LP64
-	QString outName(QString("tlinux32upd%1").arg(AlphaVersion ? AlphaVersion : version));
-#else
 	QString outName(QString("tlinuxupd%1").arg(AlphaVersion ? AlphaVersion : version));
-#endif
 #else
 #error Unknown platform!
 #endif

Telegram/SourceFiles/_other/updater_linux.cpp

@@ -384,8 +384,6 @@ int main(int argc, char *argv[]) {
 	bool writeprotected = false;
 	bool tosettings = false;
 	bool startintray = false;
-	bool testmode = false;
-	bool externalupdater = false;
 	bool customWorkingDir = false;
 
 	char *key = 0;
@@ -399,10 +397,6 @@ int main(int argc, char *argv[]) {
 			debug = _debug = true;
 		} else if (equal(argv[i], "-startintray")) {
 			startintray = true;
-		} else if (equal(argv[i], "-testmode")) {
-			testmode = true;
-		} else if (equal(argv[i], "-externalupdater")) {
-			externalupdater = true;
 		} else if (equal(argv[i], "-tosettings")) {
 			tosettings = true;
 		} else if (equal(argv[i], "-workdir_custom")) {
@@ -503,8 +497,6 @@ int main(int argc, char *argv[]) {
 	if (autostart) push("-autostart");
 	if (debug) push("-debug");
 	if (startintray) push("-startintray");
-	if (testmode) push("-testmode");
-	if (externalupdater) push("-externalupdater");
 	if (tosettings) push("-tosettings");
 	if (key) {
 		push("-key");

Telegram/SourceFiles/_other/updater_osx.m

@@ -90,7 +90,7 @@ int main(int argc, const char * argv[]) {
 
 	openLog();
 	pid_t procId = 0;
-	BOOL update = YES, toSettings = NO, autoStart = NO, startInTray = NO, testMode = NO, freeType = NO, externalUpdater = NO;
+	BOOL update = YES, toSettings = NO, autoStart = NO, startInTray = NO, freeType = NO;
 	BOOL customWorkingDir = NO;
 	NSString *key = nil;
 	for (int i = 0; i < argc; ++i) {
@@ -114,12 +114,8 @@ int main(int argc, const char * argv[]) {
 			_debug = YES;
 		} else if ([@"-startintray" isEqualToString:[NSString stringWithUTF8String:argv[i]]]) {
 			startInTray = YES;
-		} else if ([@"-testmode" isEqualToString:[NSString stringWithUTF8String:argv[i]]]) {
-			testMode = YES;
 		} else if ([@"-freetype" isEqualToString:[NSString stringWithUTF8String:argv[i]]]) {
 			freeType = YES;
-		} else if ([@"-externalupdater" isEqualToString:[NSString stringWithUTF8String:argv[i]]]) {
-			externalUpdater = YES;
 		} else if ([@"-workdir_custom" isEqualToString:[NSString stringWithUTF8String:argv[i]]]) {
 			customWorkingDir = YES;
 		} else if ([@"-key" isEqualToString:[NSString stringWithUTF8String:argv[i]]]) {
@@ -256,9 +252,7 @@ int main(int argc, const char * argv[]) {
 	if (toSettings) [args addObject:@"-tosettings"];
 	if (_debug) [args addObject:@"-debug"];
 	if (startInTray) [args addObject:@"-startintray"];
-	if (testMode) [args addObject:@"-testmode"];
 	if (freeType) [args addObject:@"-freetype"];
-	if (externalUpdater) [args addObject:@"-externalupdater"];
 	if (autoStart) [args addObject:@"-autostart"];
 	if (key) {
 		[args addObject:@"-key"];

Telegram/SourceFiles/_other/updater_win.cpp

@@ -343,7 +343,7 @@ int APIENTRY wWinMain(HINSTANCE instance, HINSTANCE prevInstance, LPWSTR cmdPara
 	LPWSTR *args;
 	int argsCount;
 
-	bool needupdate = false, autostart = false, debug = false, writeprotected = false, startintray = false, testmode = false, freetype = false, externalupdater = false;
+	bool needupdate = false, autostart = false, debug = false, writeprotected = false, startintray = false, freetype = false;
 	args = CommandLineToArgvW(GetCommandLine(), &argsCount);
 	if (args) {
 		for (int i = 1; i < argsCount; ++i) {
@@ -357,12 +357,8 @@ int APIENTRY wWinMain(HINSTANCE instance, HINSTANCE prevInstance, LPWSTR cmdPara
 				openLog();
 			} else if (equal(args[i], L"-startintray")) {
 				startintray = true;
-			} else if (equal(args[i], L"-testmode")) {
-				testmode = true;
 			} else if (equal(args[i], L"-freetype")) {
 				freetype = true;
-			} else if (equal(args[i], L"-externalupdater")) {
-				externalupdater = true;
 			} else if (equal(args[i], L"-writeprotected") && ++i < argsCount) {
 				writeLog(std::wstring(L"Argument: ") + args[i]);
 				writeprotected = true;
@@ -432,9 +428,7 @@ int APIENTRY wWinMain(HINSTANCE instance, HINSTANCE prevInstance, LPWSTR cmdPara
 	if (autostart) targs += L" -autostart";
 	if (debug) targs += L" -debug";
 	if (startintray) targs += L" -startintray";
-	if (testmode) targs += L" -testmode";
 	if (freetype) targs += L" -freetype";
-	if (externalupdater) targs += L" -externalupdater";
 	if (!customWorkingDir.empty()) {
 		targs += L" -workdir \"" + customWorkingDir + L"\"";
 	}

Telegram/SourceFiles/api/api_chat_invite.cpp

@@ -112,6 +112,11 @@ ConfirmInviteBox::ConfirmInviteBox(
 			? tr::lng_channel_invite_private(tr::now)
 			: (!_participants.empty() && _participants.size() < count)
 			? tr::lng_group_invite_members(tr::now, lt_count, count)
+			: (count > 0 && _isChannel)
+			? tr::lng_chat_status_subscribers(
+				tr::now,
+				lt_count_decimal,
+				count)
 			: (count > 0)
 			? tr::lng_chat_status_members(tr::now, lt_count_decimal, count)
 			: _isChannel

Telegram/SourceFiles/api/api_cloud_password.cpp

@@ -41,24 +41,6 @@ void CloudPassword::reload() {
 	}).send();
 }
 
-void CloudPassword::applyPendingReset(
-		const MTPaccount_ResetPasswordResult &data) {
-	if (!_state) {
-		reload();
-		return;
-	}
-	data.match([&](const MTPDaccount_resetPasswordOk &data) {
-		reload();
-	}, [&](const MTPDaccount_resetPasswordRequestedWait &data) {
-		const auto until = data.vuntil_date().v;
-		if (_state->pendingResetDate != until) {
-			_state->pendingResetDate = until;
-			_stateChanges.fire_copy(*_state);
-		}
-	}, [&](const MTPDaccount_resetPasswordFailedWait &data) {
-	});
-}
-
 void CloudPassword::clearUnconfirmedPassword() {
 	_requestId = _api.request(MTPaccount_CancelPasswordEmail(
 	)).done([=](const MTPBool &result) {
@@ -83,4 +65,48 @@ auto CloudPassword::stateCurrent() const
 		: std::nullopt;
 }
 
+auto CloudPassword::resetPassword()
+-> rpl::producer<CloudPassword::ResetRetryDate, QString> {
+	return [=](auto consumer) {
+		_api.request(MTPaccount_ResetPassword(
+		)).done([=](const MTPaccount_ResetPasswordResult &result) {
+			result.match([&](const MTPDaccount_resetPasswordOk &data) {
+				reload();
+			}, [&](const MTPDaccount_resetPasswordRequestedWait &data) {
+				if (!_state) {
+					reload();
+					return;
+				}
+				const auto until = data.vuntil_date().v;
+				if (_state->pendingResetDate != until) {
+					_state->pendingResetDate = until;
+					_stateChanges.fire_copy(*_state);
+				}
+			}, [&](const MTPDaccount_resetPasswordFailedWait &data) {
+				consumer.put_next_copy(data.vretry_date().v);
+			});
+			consumer.put_done();
+		}).fail([=](const MTP::Error &error) {
+			consumer.put_error_copy(error.type());
+		}).send();
+
+		return rpl::lifetime();
+	};
+}
+
+auto CloudPassword::cancelResetPassword()
+-> rpl::producer<rpl::no_value, QString> {
+	return [=](auto consumer) {
+		_api.request(MTPaccount_DeclinePasswordReset(
+		)).done([=] {
+			reload();
+			consumer.put_done();
+		}).fail([=](const MTP::Error &error) {
+			consumer.put_error_copy(error.type());
+		}).send();
+
+		return rpl::lifetime();
+	};
+}
+
 } // namespace Api

Telegram/SourceFiles/api/api_cloud_password.h

@@ -23,14 +23,17 @@ namespace Api {
 
 class CloudPassword final {
 public:
+	using ResetRetryDate = int;
 	explicit CloudPassword(not_null<ApiWrap*> api);
 
 	void reload();
-	void applyPendingReset(const MTPaccount_ResetPasswordResult &data);
 	void clearUnconfirmedPassword();
 	rpl::producer<Core::CloudPasswordState> state() const;
 	std::optional<Core::CloudPasswordState> stateCurrent() const;
 
+	rpl::producer<ResetRetryDate, QString> resetPassword();
+	rpl::producer<rpl::no_value, QString> cancelResetPassword();
+
 private:
 	MTP::Sender _api;
 	mtpRequestId _requestId = 0;

Telegram/SourceFiles/api/api_send_progress.cpp

@@ -129,6 +129,7 @@ void SendProgressManager::send(const Key &key, int progress) {
 		case Type::ChooseContact: return MTP_sendMessageChooseContactAction();
 		case Type::PlayGame: return MTP_sendMessageGamePlayAction();
 		case Type::Speaking: return MTP_speakingInGroupCallAction();
+		case Type::ChooseSticker: return MTP_sendMessageChooseStickerAction();
 		default: return MTP_sendMessageTypingAction();
 		}
 	}();

Telegram/SourceFiles/api/api_send_progress.h

@@ -30,6 +30,7 @@ enum class SendProgressType {
 	UploadFile,
 	ChooseLocation,
 	ChooseContact,
+	ChooseSticker,
 	PlayGame,
 	Speaking,
 };

Telegram/SourceFiles/api/api_sending.cpp

@@ -32,7 +32,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "storage/file_upload.h"
 #include "mainwidget.h"
 #include "apiwrap.h"
-#include "app.h"
 
 namespace Api {
 namespace {

Telegram/SourceFiles/api/api_updates.cpp

@@ -28,6 +28,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_histories.h"
 #include "data/data_folder.h"
 #include "data/data_scheduled_messages.h"
+#include "data/data_send_action.h"
 #include "lang/lang_cloud_manager.h"
 #include "history/history.h"
 #include "history/history_item.h"
@@ -1017,7 +1018,7 @@ void Updates::handleSendActionUpdate(
 	const auto when = requestingDifference()
 		? 0
 		: base::unixtime::now();
-	session().data().registerSendAction(
+	session().data().sendActionManager().registerFor(
 		history,
 		rootId,
 		from->asUser(),
@@ -2094,17 +2095,20 @@ void Updates::feedUpdate(const MTPUpdate &update) {
 		const auto msgId = d.vtop_msg_id().v;
 		const auto readTillId = d.vread_max_id().v;
 		const auto item = session().data().message(channelId, msgId);
+		const auto unreadCount = item
+			? session().data().countUnreadRepliesLocally(item, readTillId)
+			: std::nullopt;
 		if (item) {
-			item->setRepliesInboxReadTill(readTillId);
+			item->setRepliesInboxReadTill(readTillId, unreadCount);
 			if (const auto post = item->lookupDiscussionPostOriginal()) {
-				post->setRepliesInboxReadTill(readTillId);
+				post->setRepliesInboxReadTill(readTillId, unreadCount);
 			}
 		}
 		if (const auto broadcastId = d.vbroadcast_id()) {
 			if (const auto post = session().data().message(
 					broadcastId->v,
 					d.vbroadcast_post()->v)) {
-				post->setRepliesInboxReadTill(readTillId);
+				post->setRepliesInboxReadTill(readTillId, unreadCount);
 			}
 		}
 	} break;

Telegram/SourceFiles/apiwrap.cpp

@@ -80,7 +80,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "storage/storage_media_prepare.h"
 #include "storage/storage_account.h"
 #include "facades.h"
-#include "app.h"
+#include "app.h" // App::quitting
 
 namespace {
 
@@ -3505,7 +3505,7 @@ void ApiWrap::sharedMediaDone(
 		parsed.fullCount
 	));
 	if (type == SharedMediaType::Pinned && !parsed.messageIds.empty()) {
-		peer->setHasPinnedMessages(true);
+		peer->owner().history(peer)->setHasPinnedMessages(true);
 	}
 }
 
@@ -3580,9 +3580,11 @@ void ApiWrap::sendAction(const SendAction &action) {
 
 void ApiWrap::finishForwarding(const SendAction &action) {
 	const auto history = action.history;
-	auto toForward = history->validateForwardDraft();
-	if (!toForward.empty()) {
-		const auto error = GetErrorTextForSending(history->peer, toForward);
+	auto toForward = history->resolveForwardDraft();
+	if (!toForward.items.empty()) {
+		const auto error = GetErrorTextForSending(
+			history->peer,
+			toForward.items);
 		if (!error.isEmpty()) {
 			return;
 		}
@@ -3600,10 +3602,10 @@ void ApiWrap::finishForwarding(const SendAction &action) {
 }
 
 void ApiWrap::forwardMessages(
-		HistoryItemsList &&items,
+		Data::ResolvedForwardDraft &&draft,
 		const SendAction &action,
 		FnMut<void()> &&successCallback) {
-	Expects(!items.empty());
+	Expects(!draft.items.empty());
 
 	auto &histories = _session->data().histories();
 
@@ -3618,8 +3620,10 @@ void ApiWrap::forwardMessages(
 		shared->callback = std::move(successCallback);
 	}
 
-	const auto count = int(items.size());
-	const auto genClientSideMessage = action.generateLocal && (count < 2);
+	const auto count = int(draft.items.size());
+	const auto genClientSideMessage = action.generateLocal
+		&& (count < 2)
+		&& (draft.options == Data::ForwardOptions::PreserveInfo);
 	const auto history = action.history;
 	const auto peer = history->peer;
 
@@ -3640,8 +3644,14 @@ void ApiWrap::forwardMessages(
 	} else {
 		flags |= MessageFlag::LocalHistoryEntry;
 	}
+	if (draft.options != Data::ForwardOptions::PreserveInfo) {
+		sendFlags |= MTPmessages_ForwardMessages::Flag::f_drop_author;
+	}
+	if (draft.options == Data::ForwardOptions::NoNamesAndCaptions) {
+		sendFlags |= MTPmessages_ForwardMessages::Flag::f_drop_media_captions;
+	}
 
-	auto forwardFrom = items.front()->history()->peer;
+	auto forwardFrom = draft.items.front()->history()->peer;
 	auto ids = QVector<MTPint>();
 	auto randomIds = QVector<MTPlong>();
 	auto localIds = std::shared_ptr<base::flat_map<uint64, FullMsgId>>();
@@ -3688,7 +3698,7 @@ void ApiWrap::forwardMessages(
 
 	ids.reserve(count);
 	randomIds.reserve(count);
-	for (const auto item : items) {
+	for (const auto item : draft.items) {
 		const auto randomId = openssl::RandomValue<uint64>();
 		if (genClientSideMessage) {
 			if (const auto message = item->toHistoryMessage()) {

Telegram/SourceFiles/apiwrap.h

@@ -29,6 +29,7 @@ class Session;
 namespace Data {
 struct UpdatedFileReferences;
 class WallPaper;
+struct ResolvedForwardDraft;
 } // namespace Data
 
 namespace InlineBots {
@@ -319,7 +320,7 @@ public:
 	void sendAction(const SendAction &action);
 	void finishForwarding(const SendAction &action);
 	void forwardMessages(
-		HistoryItemsList &&items,
+		Data::ResolvedForwardDraft &&draft,
 		const SendAction &action,
 		FnMut<void()> &&successCallback = nullptr);
 	void shareContact(

Telegram/SourceFiles/app.cpp

@@ -7,52 +7,15 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "app.h"
 
-#include "lang/lang_keys.h"
-#include "boxes/confirm_box.h"
-#include "data/data_channel.h"
-#include "data/data_chat.h"
-#include "data/data_user.h"
-#include "data/data_abstract_structure.h"
-#include "data/data_media_types.h"
-#include "data/data_session.h"
-#include "data/data_document.h"
-#include "history/history.h"
-#include "history/history_location_manager.h"
-#include "history/history_item_components.h"
 #include "history/view/history_view_element.h"
-#include "media/audio/media_audio.h"
-#include "ui/image/image.h"
-#include "ui/cached_round_corners.h"
-#include "inline_bots/inline_bot_layout_item.h"
-#include "core/crash_reports.h"
 #include "core/update_checker.h"
 #include "core/sandbox.h"
 #include "core/application.h"
-#include "window/notifications_manager.h"
-#include "window/window_controller.h"
-#include "platform/platform_notifications_manager.h"
-#include "storage/file_upload.h"
-#include "storage/localstorage.h"
-#include "storage/storage_facade.h"
-#include "storage/storage_shared_media.h"
 #include "mainwindow.h"
-#include "mainwidget.h"
-#include "apiwrap.h"
-#include "main/main_session.h"
-#include "styles/style_boxes.h"
-#include "styles/style_overview.h"
-#include "styles/style_media_view.h"
-#include "styles/style_chat_helpers.h"
-#include "styles/style_chat.h"
-#include "styles/style_layers.h"
 
 #include <QtCore/QBuffer>
 #include <QtGui/QFontDatabase>
 
-#ifdef OS_MAC_OLD
-#include <libexif/exif-data.h>
-#endif // OS_MAC_OLD
-
 namespace {
 
 constexpr auto kImageAreaLimit = 12'032 * 9'024;
@@ -69,15 +32,6 @@ HistoryView::Element *hoveredItem = nullptr,
 
 namespace App {
 
-	void initMedia() {
-		Ui::StartCachedCorners();
-	}
-
-	void deinitMedia() {
-		Ui::FinishCachedCorners();
-		Data::clearGlobalStructures();
-	}
-
 	void hoveredItem(HistoryView::Element *item) {
 		::hoveredItem = item;
 	}
@@ -168,80 +122,4 @@ namespace App {
 		App::quit();
 	}
 
-	QImage readImage(QByteArray data, QByteArray *format, bool opaque, bool *animated) {
-		if (data.isEmpty()) {
-			return QImage();
-		}
-		QByteArray tmpFormat;
-		QImage result;
-		QBuffer buffer(&data);
-		if (!format) {
-			format = &tmpFormat;
-		}
-		{
-			QImageReader reader(&buffer, *format);
-#ifndef OS_MAC_OLD
-			reader.setAutoTransform(true);
-#endif // OS_MAC_OLD
-			if (animated) *animated = reader.supportsAnimation() && reader.imageCount() > 1;
-			if (!reader.canRead()) {
-				return QImage();
-			}
-			const auto imageSize = reader.size();
-			if (imageSize.width() * imageSize.height() > kImageAreaLimit) {
-				return QImage();
-			}
-			QByteArray fmt = reader.format();
-			if (!fmt.isEmpty()) *format = fmt;
-			if (!reader.read(&result)) {
-				return QImage();
-			}
-			fmt = reader.format();
-			if (!fmt.isEmpty()) *format = fmt;
-		}
-		buffer.seek(0);
-		auto fmt = QString::fromUtf8(*format).toLower();
-		if (fmt == "jpg" || fmt == "jpeg") {
-#ifdef OS_MAC_OLD
-			if (auto exifData = exif_data_new_from_data((const uchar*)(data.constData()), data.size())) {
-				auto byteOrder = exif_data_get_byte_order(exifData);
-				if (auto exifEntry = exif_data_get_entry(exifData, EXIF_TAG_ORIENTATION)) {
-					auto orientationFix = [exifEntry, byteOrder] {
-						auto orientation = exif_get_short(exifEntry->data, byteOrder);
-						switch (orientation) {
-						case 2: return QTransform(-1, 0, 0, 1, 0, 0);
-						case 3: return QTransform(-1, 0, 0, -1, 0, 0);
-						case 4: return QTransform(1, 0, 0, -1, 0, 0);
-						case 5: return QTransform(0, -1, -1, 0, 0, 0);
-						case 6: return QTransform(0, 1, -1, 0, 0, 0);
-						case 7: return QTransform(0, 1, 1, 0, 0, 0);
-						case 8: return QTransform(0, -1, 1, 0, 0, 0);
-						}
-						return QTransform();
-					};
-					result = result.transformed(orientationFix());
-				}
-				exif_data_free(exifData);
-			}
-#endif // OS_MAC_OLD
-		} else if (opaque) {
-			result = Images::prepareOpaque(std::move(result));
-		}
-		return result;
-	}
-
-	QImage readImage(const QString &file, QByteArray *format, bool opaque, bool *animated, QByteArray *content) {
-		QFile f(file);
-		if (f.size() > kImageSizeLimit || !f.open(QIODevice::ReadOnly)) {
-			if (animated) *animated = false;
-			return QImage();
-		}
-		auto imageBytes = f.readAll();
-		auto result = readImage(imageBytes, format, opaque, animated);
-		if (content && !result.isNull()) {
-			*content = imageBytes;
-		}
-		return result;
-	}
-
 }

Telegram/SourceFiles/app.h

@@ -7,8 +7,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
-#include "data/data_types.h"
-
 namespace HistoryView {
 class Element;
 } // namespace HistoryView
@@ -26,9 +24,6 @@ namespace App {
 	HistoryView::Element *mousedItem();
 	void clearMousedItems();
 
-	void initMedia();
-	void deinitMedia();
-
 	enum LaunchState {
 		Launched = 0,
 		QuitRequested = 1,
@@ -40,8 +35,4 @@ namespace App {
 	void setLaunchState(LaunchState state);
 	void restart();
 
-	constexpr auto kImageSizeLimit = 64 * 1024 * 1024; // Open images up to 64mb jpg/png/gif
-	QImage readImage(QByteArray data, QByteArray *format = nullptr, bool opaque = true, bool *animated = nullptr);
-	QImage readImage(const QString &file, QByteArray *format = nullptr, bool opaque = true, bool *animated = nullptr, QByteArray *content = 0);
-
 };

Telegram/SourceFiles/boxes/about_box.cpp

@@ -95,9 +95,7 @@ void AboutBox::showVersionHistory() {
 			url += qsl("win64/%1.zip");
 		} else if (Platform::IsMac()) {
 			url += qsl("mac/%1.zip");
-		} else if (Platform::IsLinux32Bit()) {
-			url += qsl("linux32/%1.tar.xz");
-		} else if (Platform::IsLinux64Bit()) {
+		} else if (Platform::IsLinux()) {
 			url += qsl("linux/%1.tar.xz");
 		} else {
 			Unexpected("Platform value.");

Telegram/SourceFiles/boxes/abstract_box.cpp

@@ -9,7 +9,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include "mainwidget.h"
 #include "mainwindow.h"
-#include "app.h"
 
 namespace Ui {
 namespace internal {

Telegram/SourceFiles/boxes/add_contact_box.cpp

@@ -12,7 +12,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/flat_set.h"
 #include "base/openssl_help.h"
 #include "boxes/confirm_box.h"
-#include "boxes/confirm_phone_box.h" // ExtractPhonePrefix.
 #include "boxes/peer_list_controllers.h"
 #include "boxes/peers/add_participants_box.h"
 #include "boxes/peers/edit_participant_box.h"
@@ -20,6 +19,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "core/file_utilities.h"
 #include "core/application.h"
 #include "chat_helpers/emoji_suggestions_widget.h"
+#include "countries/countries_instance.h" // Countries::ExtractPhoneCode.
 #include "window/window_session_controller.h"
 #include "ui/widgets/checkbox.h"
 #include "ui/widgets/buttons.h"
@@ -267,7 +267,7 @@ AddContactBox::AddContactBox(
 	this,
 	st::defaultInputField,
 	tr::lng_contact_phone(),
-	Ui::ExtractPhonePrefix(session->user()->phone()),
+	Countries::ExtractPhoneCode(session->user()->phone()),
 	phone)
 , _invertOrder(langFirstNameGoesSecond()) {
 	if (!phone.isEmpty()) {

Telegram/SourceFiles/boxes/auto_lock_box.cpp

@@ -7,41 +7,139 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "boxes/auto_lock_box.h"
 
-#include "lang/lang_keys.h"
-#include "storage/localstorage.h"
 #include "core/application.h"
-#include "mainwindow.h"
+#include "lang/lang_keys.h"
 #include "ui/widgets/checkbox.h"
+#include "ui/widgets/time_input.h"
+#include "ui/ui_utility.h"
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
 
-AutoLockBox::AutoLockBox(QWidget*, not_null<Main::Session*> session)
-: _session(session) {
+namespace {
+
+constexpr auto kCustom = std::numeric_limits<int>::max();
+constexpr auto kOptions = { 60, 300, 3600, 18000, kCustom };
+constexpr auto kDefaultCustom = "10:00"_cs;
+
+auto TimeString(int seconds) {
+	const auto hours = seconds / 3600;
+	const auto minutes = (seconds - hours * 3600) / 60;
+	return QString("%1:%2").arg(hours).arg(minutes, 2, 10, QLatin1Char('0'));
+}
+
+} // namespace
+
+AutoLockBox::AutoLockBox(QWidget*) {
 }
 
 void AutoLockBox::prepare() {
 	setTitle(tr::lng_passcode_autolock());
 
-	addButton(tr::lng_box_ok(), [this] { closeBox(); });
+	addButton(tr::lng_box_ok(), [=] { closeBox(); });
 
-	auto options = { 60, 300, 3600, 18000 };
+	const auto currentTime = Core::App().settings().autoLock();
 
-	auto group = std::make_shared<Ui::RadiobuttonGroup>(
-		Core::App().settings().autoLock());
+	const auto group = std::make_shared<Ui::RadiobuttonGroup>(
+		ranges::contains(kOptions, currentTime) ? currentTime : kCustom);
+
+	const auto x = st::boxPadding.left() + st::boxOptionListPadding.left();
 	auto y = st::boxOptionListPadding.top() + st::autolockButton.margin.top();
-	auto count = int(options.size());
+	const auto count = int(kOptions.size());
 	_options.reserve(count);
-	for (auto seconds : options) {
-		_options.emplace_back(this, group, seconds, (seconds % 3600) ? tr::lng_passcode_autolock_minutes(tr::now, lt_count, seconds / 60) : tr::lng_passcode_autolock_hours(tr::now, lt_count, seconds / 3600), st::autolockButton);
-		_options.back()->moveToLeft(st::boxPadding.left() + st::boxOptionListPadding.left(), y);
+	for (const auto seconds : kOptions) {
+		const auto text = [&] {
+			if (seconds == kCustom) {
+				return QString();
+			}
+			const auto minutes = (seconds % 3600);
+			return (minutes
+				? tr::lng_passcode_autolock_minutes
+				: tr::lng_passcode_autolock_hours)(
+					tr::now,
+					lt_count,
+					minutes ? (seconds / 60) : (seconds / 3600));
+		}();
+		_options.emplace_back(
+			this,
+			group,
+			seconds,
+			text,
+			st::autolockButton);
+		_options.back()->moveToLeft(x, y);
 		y += _options.back()->heightNoMargins() + st::boxOptionListSkip;
 	}
-	group->setChangedCallback([this](int value) { durationChanged(value); });
 
-	setDimensions(st::autolockWidth, st::boxOptionListPadding.top() + count * _options.back()->heightNoMargins() + (count - 1) * st::boxOptionListSkip + st::boxOptionListPadding.bottom() + st::boxPadding.bottom());
+	const auto timeInput = [&] {
+		const auto &last = _options.back();
+		const auto &st = st::autolockButton;
+
+		const auto textLeft = st.checkPosition.x()
+			+ last->checkRect().width()
+			+ st.textPosition.x();
+		const auto textTop = st.margin.top() + st.textPosition.y();
+
+		const auto timeInput = Ui::CreateChild<Ui::TimeInput>(
+			this,
+			(group->value() == kCustom)
+				? TimeString(currentTime)
+				: kDefaultCustom.utf8(),
+			st::autolockTimeField,
+			st::autolockDateField,
+			st::scheduleTimeSeparator,
+			st::scheduleTimeSeparatorPadding);
+		timeInput->resizeToWidth(st::autolockTimeWidth);
+		timeInput->moveToLeft(last->x() + textLeft, last->y() + textTop);
+		return timeInput;
+	}();
+
+	const auto collect = [=] {
+		const auto timeValue = timeInput->valueCurrent().split(':');
+		if (timeValue.size() != 2) {
+			return 0;
+		}
+		return timeValue[0].toInt() * 3600 + timeValue[1].toInt() * 60;
+	};
+
+	timeInput->focuses(
+	) | rpl::start_with_next([=] {
+		group->setValue(kCustom);
+	}, lifetime());
+
+	group->setChangedCallback([=](int value) {
+		if (value != kCustom) {
+			durationChanged(value);
+		} else {
+			timeInput->setFocusFast();
+		}
+	});
+
+	rpl::merge(
+		boxClosing() | rpl::filter([=] { return group->value() == kCustom; }),
+		timeInput->submitRequests()
+	) | rpl::start_with_next([=] {
+		if (const auto result = collect()) {
+			durationChanged(result);
+		} else {
+			timeInput->showError();
+		}
+	}, lifetime());
+
+	const auto timeInputBottom = timeInput->y() + timeInput->height();
+	setDimensions(
+		st::autolockWidth,
+		st::boxOptionListPadding.top()
+			+ (timeInputBottom - _options.back()->bottomNoMargins())
+			+ count * _options.back()->heightNoMargins()
+			+ (count - 1) * st::boxOptionListSkip
+			+ st::boxOptionListPadding.bottom()
+			+ st::boxPadding.bottom());
 }
 
 void AutoLockBox::durationChanged(int seconds) {
+	if (Core::App().settings().autoLock() == seconds) {
+		closeBox();
+		return;
+	}
 	Core::App().settings().setAutoLock(seconds);
 	Core::App().saveSettingsDelayed();
 

Telegram/SourceFiles/boxes/auto_lock_box.h

@@ -9,17 +9,13 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include "boxes/abstract_box.h"
 
-namespace Main {
-class Session;
-} // namespace Main
-
 namespace Ui {
 class Radiobutton;
 } // namespace Ui
 
 class AutoLockBox : public Ui::BoxContent {
 public:
-	AutoLockBox(QWidget*, not_null<Main::Session*> session);
+	AutoLockBox(QWidget*);
 
 protected:
 	void prepare() override;
@@ -27,8 +23,6 @@ protected:
 private:
 	void durationChanged(int seconds);
 
-	const not_null<Main::Session*> _session;
-
 	std::vector<object_ptr<Ui::Radiobutton>> _options;
 
 };

Telegram/SourceFiles/boxes/background_box.cpp

@@ -10,6 +10,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "lang/lang_keys.h"
 #include "ui/effects/round_checkbox.h"
 #include "ui/image/image.h"
+#include "ui/chat/chat_theme.h"
 #include "ui/ui_utility.h"
 #include "main/main_session.h"
 #include "apiwrap.h"
@@ -241,6 +242,7 @@ void BackgroundBox::Inner::sortPapers() {
 			night ? data.isDark() : !data.isDark(),
 			Data::IsDefaultWallPaper(data),
 			!data.isDefault() && !Data::IsLegacy1DefaultWallPaper(data),
+			Data::IsLegacy3DefaultWallPaper(data),
 			Data::IsLegacy2DefaultWallPaper(data),
 			Data::IsLegacy1DefaultWallPaper(data));
 	});
@@ -255,7 +257,7 @@ void BackgroundBox::Inner::updatePapers() {
 
 	_papers = _session->data().wallpapers(
 	) | ranges::views::filter([](const Data::WallPaper &paper) {
-		return !paper.isPattern() || paper.backgroundColor().has_value();
+		return !paper.isPattern() || !paper.backgroundColors().empty();
 	}) | ranges::views::transform([](const Data::WallPaper &paper) {
 		return Paper{ paper };
 	}) | ranges::to_vector;
@@ -326,8 +328,18 @@ void BackgroundBox::Inner::validatePaperThumbnail(
 				paper.dataMedia = document->createMediaView();
 				paper.dataMedia->thumbnailWanted(paper.data.fileOrigin());
 			}
-		}
-		if (!paper.dataMedia || !paper.dataMedia->thumbnail()) {
+			if (!paper.dataMedia->thumbnail()) {
+				return;
+			}
+		} else if (!paper.data.backgroundColors().empty()) {
+			paper.thumbnail = Ui::PixmapFromImage(
+				Ui::GenerateBackgroundImage(
+					st::backgroundSize * cIntRetinaFactor(),
+					paper.data.backgroundColors(),
+					paper.data.gradientRotation()));
+			paper.thumbnail.setDevicePixelRatio(cRetinaFactor());
+			return;
+		} else {
 			return;
 		}
 	}
@@ -336,12 +348,11 @@ void BackgroundBox::Inner::validatePaperThumbnail(
 		: paper.dataMedia->thumbnail();
 	auto original = thumbnail->original();
 	if (paper.data.isPattern()) {
-		const auto color = *paper.data.backgroundColor();
-		original = Data::PreparePatternImage(
+		original = Ui::PreparePatternImage(
 			std::move(original),
-			color,
-			Data::PatternColor(color),
-			paper.data.patternIntensity());
+			paper.data.backgroundColors(),
+			paper.data.gradientRotation(),
+			paper.data.patternOpacity());
 	}
 	paper.thumbnail = Ui::PixmapFromImage(TakeMiddleSample(
 		original,
@@ -369,6 +380,7 @@ void BackgroundBox::Inner::paintPaper(
 	} else if (Data::IsCloudWallPaper(paper.data)
 		&& !Data::IsDefaultWallPaper(paper.data)
 		&& !Data::IsLegacy2DefaultWallPaper(paper.data)
+		&& !Data::IsLegacy3DefaultWallPaper(paper.data)
 		&& !v::is_null(over)
 		&& (&paper == &_papers[getSelectionIndex(over)])) {
 		const auto deleteSelected = v::is<DeleteSelected>(over);
@@ -409,6 +421,7 @@ void BackgroundBox::Inner::mouseMoveEvent(QMouseEvent *e) {
 			&& Data::IsCloudWallPaper(data)
 			&& !Data::IsDefaultWallPaper(data)
 			&& !Data::IsLegacy2DefaultWallPaper(data)
+			&& !Data::IsLegacy3DefaultWallPaper(data)
 			&& (currentId != data.id());
 		return (result >= _papers.size())
 			? Selection()

Telegram/SourceFiles/boxes/background_preview_box.cpp

@@ -10,6 +10,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "lang/lang_keys.h"
 #include "mainwidget.h"
 #include "window/themes/window_theme.h"
+#include "ui/chat/chat_theme.h"
+#include "ui/chat/chat_style.h"
 #include "ui/toast/toast.h"
 #include "ui/image/image.h"
 #include "ui/widgets/checkbox.h"
@@ -279,7 +281,7 @@ bool ServiceCheck::checkRippleStartPosition(QPoint position) const {
 	});
 }
 
-AdminLog::OwnedItem GenerateTextItem(
+[[nodiscard]] AdminLog::OwnedItem GenerateTextItem(
 		not_null<HistoryView::ElementDelegate*> delegate,
 		not_null<History*> history,
 		const QString &text,
@@ -308,7 +310,7 @@ AdminLog::OwnedItem GenerateTextItem(
 	return AdminLog::OwnedItem(delegate, item);
 }
 
-QImage PrepareScaledNonPattern(
+[[nodiscard]] QImage PrepareScaledNonPattern(
 		const QImage &image,
 		Images::Option blur) {
 	const auto size = st::boxWideWidth;
@@ -331,66 +333,31 @@ QImage PrepareScaledNonPattern(
 		size);
 }
 
-QImage ColorizePattern(QImage image, QColor color) {
-	if (image.format() != QImage::Format_ARGB32_Premultiplied) {
-		image = std::move(image).convertToFormat(
-			QImage::Format_ARGB32_Premultiplied);
-	}
-	// Similar to style::colorizeImage.
-	// But style::colorizeImage takes pattern with all pixels having the
-	// same components value, from (0, 0, 0, 0) to (255, 255, 255, 255).
-	//
-	// While in patterns we have different value ranges, usually they are
-	// from (0, 0, 0, 0) to (0, 0, 0, 255), so we should use only 'alpha'.
-
-	const auto width = image.width();
-	const auto height = image.height();
-	const auto pattern = anim::shifted(color);
-
-	constexpr auto resultIntsPerPixel = 1;
-	const auto resultIntsPerLine = (image.bytesPerLine() >> 2);
-	const auto resultIntsAdded = resultIntsPerLine - width * resultIntsPerPixel;
-	auto resultInts = reinterpret_cast<uint32*>(image.bits());
-	Assert(resultIntsAdded >= 0);
-	Assert(image.depth() == static_cast<int>((resultIntsPerPixel * sizeof(uint32)) << 3));
-	Assert(image.bytesPerLine() == (resultIntsPerLine << 2));
-
-	const auto maskBytesPerPixel = (image.depth() >> 3);
-	const auto maskBytesPerLine = image.bytesPerLine();
-	const auto maskBytesAdded = maskBytesPerLine - width * maskBytesPerPixel;
-
-	// We want to read the last byte of four available.
-	// This is the difference with style::colorizeImage.
-	auto maskBytes = image.constBits() + (maskBytesPerPixel - 1);
-	Assert(maskBytesAdded >= 0);
-	Assert(image.depth() == (maskBytesPerPixel << 3));
-	for (auto y = 0; y != height; ++y) {
-		for (auto x = 0; x != width; ++x) {
-			auto maskOpacity = static_cast<anim::ShiftedMultiplier>(*maskBytes) + 1;
-			*resultInts = anim::unshifted(pattern * maskOpacity);
-			maskBytes += maskBytesPerPixel;
-			resultInts += resultIntsPerPixel;
-		}
-		maskBytes += maskBytesAdded;
-		resultInts += resultIntsAdded;
-	}
-	return image;
-}
-
-QImage PrepareScaledFromFull(
+[[nodiscard]] QImage PrepareScaledFromFull(
 		const QImage &image,
-		std::optional<QColor> patternBackground,
+		bool isPattern,
+		const std::vector<QColor> &background,
+		int gradientRotation,
+		float64 patternOpacity,
 		Images::Option blur = Images::Option(0)) {
 	auto result = PrepareScaledNonPattern(image, blur);
-	if (patternBackground) {
-		result = ColorizePattern(
+	if (isPattern) {
+		result = Ui::PreparePatternImage(
 			std::move(result),
-			Data::PatternColor(*patternBackground));
+			background,
+			gradientRotation,
+			patternOpacity);
 	}
 	return std::move(result).convertToFormat(
 		QImage::Format_ARGB32_Premultiplied);
 }
 
+[[nodiscard]] QImage BlackImage(QSize size) {
+	auto result = QImage(size, QImage::Format_ARGB32_Premultiplied);
+	result.fill(Qt::black);
+	return result;
+}
+
 } // namespace
 
 BackgroundPreviewBox::BackgroundPreviewBox(
@@ -399,6 +366,7 @@ BackgroundPreviewBox::BackgroundPreviewBox(
 	const Data::WallPaper &paper)
 : SimpleElementDelegate(controller, [=] { update(); })
 , _controller(controller)
+, _chatStyle(std::make_unique<Ui::ChatStyle>())
 , _text1(GenerateTextItem(
 	delegate(),
 	_controller->session().data().history(PeerData::kServiceNotificationsId),
@@ -412,15 +380,33 @@ BackgroundPreviewBox::BackgroundPreviewBox(
 , _paper(paper)
 , _media(_paper.document() ? _paper.document()->createMediaView() : nullptr)
 , _radial([=](crl::time now) { radialAnimationCallback(now); }) {
+	_chatStyle->apply(controller->defaultChatTheme().get());
+
 	if (_media) {
 		_media->thumbnailWanted(_paper.fileOrigin());
 	}
+	generateBackground();
 	_controller->session().downloaderTaskFinished(
 	) | rpl::start_with_next([=] {
 		update();
 	}, lifetime());
 }
 
+void BackgroundPreviewBox::generateBackground() {
+	if (_paper.backgroundColors().empty()) {
+		return;
+	}
+	const auto size = QSize(st::boxWideWidth, st::boxWideWidth)
+		* cIntRetinaFactor();
+	_generated = Ui::PixmapFromImage((_paper.patternOpacity() >= 0.)
+		? Ui::GenerateBackgroundImage(
+			size,
+			_paper.backgroundColors(),
+			_paper.gradientRotation())
+		: BlackImage(size));
+	_generated.setDevicePixelRatio(cRetinaFactor());
+}
+
 not_null<HistoryView::ElementDelegate*> BackgroundPreviewBox::delegate() {
 	return static_cast<HistoryView::ElementDelegate*>(this);
 }
@@ -433,7 +419,7 @@ void BackgroundPreviewBox::prepare() {
 	if (_paper.hasShareUrl()) {
 		addLeftButton(tr::lng_background_share(), [=] { share(); });
 	}
-	updateServiceBg(_paper.backgroundColor());
+	updateServiceBg(_paper.backgroundColors());
 
 	_paper.loadDocument();
 	const auto document = _paper.document();
@@ -521,21 +507,23 @@ void BackgroundPreviewBox::paintEvent(QPaintEvent *e) {
 	Painter p(this);
 
 	const auto ms = crl::now();
-	const auto color = _paper.backgroundColor();
-	if (color) {
-		p.fillRect(e->rect(), *color);
+	if (_scaled.isNull()) {
+		setScaledFromThumb();
 	}
-	if (!color || _paper.isPattern()) {
-		if (!_scaled.isNull() || setScaledFromThumb()) {
-			paintImage(p);
-			paintRadial(p);
-		} else if (!color) {
-			p.fillRect(e->rect(), st::boxBg);
-			return;
-		} else {
-			// Progress of pattern loading.
-			paintRadial(p);
-		}
+	if (!_generated.isNull()
+		&& (_scaled.isNull()
+			|| (_fadeOutThumbnail.isNull() && _fadeIn.animating()))) {
+		p.drawPixmap(0, 0, _generated);
+	}
+	if (!_scaled.isNull()) {
+		paintImage(p);
+		paintRadial(p);
+	} else if (_generated.isNull()) {
+		p.fillRect(e->rect(), st::boxBg);
+		return;
+	} else {
+		// Progress of pattern loading.
+		paintRadial(p);
 	}
 	paintTexts(p, ms);
 }
@@ -543,10 +531,6 @@ void BackgroundPreviewBox::paintEvent(QPaintEvent *e) {
 void BackgroundPreviewBox::paintImage(Painter &p) {
 	Expects(!_scaled.isNull());
 
-	const auto master = _paper.isPattern()
-		? std::clamp(_paper.patternIntensity() / 100., 0., 1.)
-		: 1.;
-
 	const auto factor = cIntRetinaFactor();
 	const auto size = st::boxWideWidth;
 	const auto from = QRect(
@@ -563,7 +547,7 @@ void BackgroundPreviewBox::paintImage(Painter &p) {
 	const auto &pixmap = (!_blurred.isNull() && _paper.isBlurred())
 		? _blurred
 		: _scaled;
-	p.setOpacity(master * fade);
+	p.setOpacity(fade);
 	p.drawPixmap(rect(), pixmap, from);
 	checkBlurAnimationStart();
 }
@@ -610,11 +594,15 @@ QRect BackgroundPreviewBox::radialRect() const {
 void BackgroundPreviewBox::paintTexts(Painter &p, crl::time ms) {
 	const auto height1 = _text1->height();
 	const auto height2 = _text2->height();
+	const auto context = _controller->defaultChatTheme()->preparePaintContext(
+		_chatStyle.get(),
+		rect(),
+		rect());
 	p.translate(0, textsTop());
 	paintDate(p);
-	_text1->draw(p, rect(), TextSelection(), ms);
+	_text1->draw(p, context);
 	p.translate(0, height1);
-	_text2->draw(p, rect(), TextSelection(), ms);
+	_text2->draw(p, context);
 	p.translate(0, height2);
 }
 
@@ -655,7 +643,10 @@ void BackgroundPreviewBox::radialAnimationCallback(crl::time now) {
 	checkLoadedDocument();
 }
 
-bool BackgroundPreviewBox::setScaledFromThumb() {
+void BackgroundPreviewBox::setScaledFromThumb() {
+	if (!_scaled.isNull()) {
+		return;
+	}
 	const auto localThumbnail = _paper.localThumbnail();
 	const auto thumbnail = localThumbnail
 		? localThumbnail
@@ -663,27 +654,29 @@ bool BackgroundPreviewBox::setScaledFromThumb() {
 		? _media->thumbnail()
 		: nullptr;
 	if (!thumbnail) {
-		return false;
+		return;
 	} else if (_paper.isPattern() && _paper.document() != nullptr) {
-		return false;
+		return;
 	}
 	auto scaled = PrepareScaledFromFull(
 		thumbnail->original(),
-		patternBackgroundColor(),
+		_paper.isPattern(),
+		_paper.backgroundColors(),
+		_paper.gradientRotation(),
+		_paper.patternOpacity(),
 		_paper.document() ? Images::Option::Blurred : Images::Option(0));
 	auto blurred = (_paper.document() || _paper.isPattern())
 		? QImage()
 		: PrepareScaledNonPattern(
-			Data::PrepareBlurredBackground(thumbnail->original()),
+			Ui::PrepareBlurredBackground(thumbnail->original()),
 			Images::Option(0));
 	setScaledFromImage(std::move(scaled), std::move(blurred));
-	return true;
 }
 
 void BackgroundPreviewBox::setScaledFromImage(
 		QImage &&image,
 		QImage &&blurred) {
-	updateServiceBg(Window::Theme::CountAverageColor(image));
+	updateServiceBg({ Ui::CountAverageColor(image) });
 	if (!_full.isNull()) {
 		startFadeInFrom(std::move(_scaled));
 	}
@@ -710,16 +703,20 @@ void BackgroundPreviewBox::checkBlurAnimationStart() {
 	startFadeInFrom(_paper.isBlurred() ? _scaled : _blurred);
 }
 
-void BackgroundPreviewBox::updateServiceBg(std::optional<QColor> background) {
-	if (background) {
-		_serviceBg = Window::Theme::AdjustedColor(
-			st::msgServiceBg->c,
-			*background);
+void BackgroundPreviewBox::updateServiceBg(const std::vector<QColor> &bg) {
+	const auto count = int(bg.size());
+	if (!count) {
+		return;
 	}
-}
-
-std::optional<QColor> BackgroundPreviewBox::patternBackgroundColor() const {
-	return _paper.isPattern() ? _paper.backgroundColor() : std::nullopt;
+	auto red = 0, green = 0, blue = 0;
+	for (const auto &color : bg) {
+		red += color.red();
+		green += color.green();
+		blue += color.blue();
+	}
+	_serviceBg = Ui::ThemeAdjustedColor(
+		st::msgServiceBg->c,
+		QColor(red / count, green / count, blue / count));
 }
 
 void BackgroundPreviewBox::checkLoadedDocument() {
@@ -737,15 +734,23 @@ void BackgroundPreviewBox::checkLoadedDocument() {
 		crl::async([
 			this,
 			image = std::move(image),
-			patternBackground = patternBackgroundColor(),
+			isPattern = _paper.isPattern(),
+			background = _paper.backgroundColors(),
+			gradientRotation = _paper.gradientRotation(),
+			patternOpacity = _paper.patternOpacity(),
 			guard = _generating.make_guard()
 		]() mutable {
-			auto scaled = PrepareScaledFromFull(image, patternBackground);
-			auto blurred = patternBackground
-				? QImage()
-				: PrepareScaledNonPattern(
-					Data::PrepareBlurredBackground(image),
-					Images::Option(0));
+			auto scaled = PrepareScaledFromFull(
+				image,
+				isPattern,
+				background,
+				gradientRotation,
+				patternOpacity);
+			auto blurred = !isPattern
+				? PrepareScaledNonPattern(
+					Ui::PrepareBlurredBackground(image),
+					Images::Option(0))
+				: QImage();
 			crl::on_main(std::move(guard), [
 				this,
 				image = std::move(image),
@@ -758,9 +763,9 @@ void BackgroundPreviewBox::checkLoadedDocument() {
 			});
 		});
 	};
-	_generating = Data::ReadImageAsync(
+	_generating = Data::ReadBackgroundImageAsync(
 		_media.get(),
-		Window::Theme::PreprocessBackgroundImage,
+		Ui::PreprocessBackgroundImage,
 		generateCallback);
 }
 
@@ -768,7 +773,7 @@ bool BackgroundPreviewBox::Start(
 		not_null<Window::SessionController*> controller,
 		const QString &slug,
 		const QMap<QString, QString> &params) {
-	if (const auto paper = Data::WallPaper::FromColorSlug(slug)) {
+	if (const auto paper = Data::WallPaper::FromColorsSlug(slug)) {
 		controller->show(Box<BackgroundPreviewBox>(
 			controller,
 			paper->withUrlParams(params)));

Telegram/SourceFiles/boxes/background_preview_box.h

@@ -25,6 +25,7 @@ class SessionController;
 
 namespace Ui {
 class Checkbox;
+class ChatStyle;
 } // namespace Ui
 
 class BackgroundPreviewBox
@@ -56,11 +57,11 @@ private:
 	void radialAnimationCallback(crl::time now);
 	QRect radialRect() const;
 
+	void generateBackground();
 	void checkLoadedDocument();
-	bool setScaledFromThumb();
+	void setScaledFromThumb();
 	void setScaledFromImage(QImage &&image, QImage &&blurred);
-	void updateServiceBg(std::optional<QColor> background);
-	std::optional<QColor> patternBackgroundColor() const;
+	void updateServiceBg(const std::vector<QColor> &bg);
 	void paintImage(Painter &p);
 	void paintRadial(Painter &p);
 	void paintTexts(Painter &p, crl::time ms);
@@ -71,12 +72,13 @@ private:
 	void checkBlurAnimationStart();
 
 	const not_null<Window::SessionController*> _controller;
+	std::unique_ptr<Ui::ChatStyle> _chatStyle;
 	AdminLog::OwnedItem _text1;
 	AdminLog::OwnedItem _text2;
 	Data::WallPaper _paper;
 	std::shared_ptr<Data::DocumentMedia> _media;
 	QImage _full;
-	QPixmap _scaled, _blurred, _fadeOutThumbnail;
+	QPixmap _generated, _scaled, _blurred, _fadeOutThumbnail;
 	Ui::Animations::Simple _fadeIn;
 	Ui::RadialAnimation _radial;
 	base::binary_guard _generating;

Telegram/SourceFiles/boxes/boxes.style

@@ -324,7 +324,7 @@ passcodePadding: margins(0px, 0px, 0px, 5px);
 passcodeTextLine: 28px;
 passcodeLittleSkip: 5px;
 passcodeAboutSkip: 7px;
-passcodeSkip: 20px;
+passcodeSkip: 23px;
 
 newGroupAboutFg: windowSubTextFg;
 newGroupPadding: margins(4px, 6px, 4px, 3px);
@@ -965,3 +965,11 @@ scheduleTimeSeparatorPadding: margins(2px, 0px, 2px, 0px);
 boxAttentionDividerLabel: FlatLabel(boxDividerLabel) {
 	textFg: boxTextFgError;
 }
+
+autolockDateField: InputField(scheduleDateField) {
+	heightMin: 22px;
+}
+autolockTimeField: InputField(scheduleTimeField) {
+	heightMin: 20px;
+}
+autolockTimeWidth: 52px;

Telegram/SourceFiles/boxes/change_phone_box.cpp

@@ -17,6 +17,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/special_fields.h"
 #include "boxes/confirm_phone_box.h"
 #include "boxes/confirm_box.h"
+#include "countries/countries_instance.h" // Countries::ExtractPhoneCode.
 #include "main/main_session.h"
 #include "data/data_session.h"
 #include "data/data_user.h"
@@ -151,7 +152,7 @@ void ChangePhoneBox::EnterPhone::prepare() {
 		this,
 		st::defaultInputField,
 		tr::lng_change_phone_new_title(),
-		Ui::ExtractPhonePrefix(_session->user()->phone()),
+		Countries::ExtractPhoneCode(_session->user()->phone()),
 		phoneValue);
 
 	_phone->resize(st::boxWidth - 2 * st::boxPadding.left(), _phone->height());

Telegram/SourceFiles/boxes/confirm_box.cpp

@@ -41,7 +41,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "main/main_session.h"
 #include "mtproto/mtproto_config.h"
 #include "facades.h" // Ui::showChatsList
-#include "app.h"
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
 
@@ -282,7 +281,8 @@ void ConfirmBox::confirmed() {
 			}
 		} else if (const auto callbackPtr = std::get_if<2>(confirmed)) {
 			if (auto callback = base::take(*callbackPtr)) {
-				callback([=] { closeBox(); });
+				const auto weak = Ui::MakeWeak(this);
+				callback(crl::guard(weak, [=] { closeBox(); }));
 			}
 		}
 	}

Telegram/SourceFiles/boxes/confirm_phone_box.cpp

@@ -18,7 +18,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/platform/base_platform_info.h"
 #include "main/main_session.h"
 #include "mainwidget.h"
-#include "numbers.h"
 #include "lang/lang_keys.h"
 #include "mtproto/facade.h"
 #include "styles/style_layers.h"

Telegram/SourceFiles/boxes/edit_caption_box.cpp

@@ -67,10 +67,7 @@ auto ListFromMimeData(not_null<const QMimeData*> data) {
 	if (result.error == Error::None) {
 		return result;
 	} else if (data->hasImage()) {
-		auto image = Platform::GetImageFromClipboard();
-		if (image.isNull()) {
-			image = qvariant_cast<QImage>(data->imageData());
-		}
+		auto image = qvariant_cast<QImage>(data->imageData());
 		if (!image.isNull()) {
 			return Storage::PrepareMediaFromImage(
 				std::move(image),

Telegram/SourceFiles/boxes/mute_settings_box.cpp

@@ -14,7 +14,6 @@ Copyright (C) 2017, Nicholas Guriev <guriev-ns@ya.ru>
 #include "ui/special_buttons.h"
 #include "ui/widgets/checkbox.h"
 #include "ui/widgets/labels.h"
-#include "app.h"
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
 

Telegram/SourceFiles/boxes/passcode_box.cpp

@@ -102,49 +102,53 @@ void StartPendingReset(
 		not_null<Ui::BoxContent*> context,
 		Fn<void()> close) {
 	const auto weak = Ui::MakeWeak(context.get());
-	session->api().request(MTPaccount_ResetPassword(
-	)).done([=](const MTPaccount_ResetPasswordResult &result) {
-		session->api().cloudPassword().applyPendingReset(result);
-		result.match([&](const MTPDaccount_resetPasswordOk &data) {
-		}, [&](const MTPDaccount_resetPasswordRequestedWait &data) {
-		}, [&](const MTPDaccount_resetPasswordFailedWait &data) {
-			constexpr auto kMinute = 60;
-			constexpr auto kHour = 3600;
-			constexpr auto kDay = 86400;
-			const auto left = std::max(
-				data.vretry_date().v - base::unixtime::now(),
-				kMinute);
-			const auto days = (left / kDay);
-			const auto hours = (left / kHour);
-			const auto minutes = (left / kMinute);
-			const auto duration = days
-				? tr::lng_group_call_duration_days(tr::now, lt_count, days)
-				: hours
-				? tr::lng_group_call_duration_hours(tr::now, lt_count, hours)
-				: tr::lng_group_call_duration_minutes(
-					tr::now,
-					lt_count,
-					minutes);
-			if (const auto strong = weak.data()) {
-				strong->getDelegate()->show(Box<InformBox>(
-					tr::lng_cloud_password_reset_later(
-						tr::now,
-						lt_duration,
-						duration)));
+	auto lifetime = std::make_shared<rpl::lifetime>();
+
+	auto finish = [=](const QString &message) mutable {
+		if (const auto strong = weak.data()) {
+			if (!message.isEmpty()) {
+				strong->getDelegate()->show(Box<InformBox>(message));
 			}
-		});
-		if (const auto strong = weak.data()) {
 			strong->closeBox();
 		}
 		close();
-	}).fail([=](const MTP::Error &error) {
-		if (const auto strong = weak.data()) {
-			strong->getDelegate()->show(
-				Box<InformBox>("Error: " + error.type()));
-			strong->closeBox();
+		if (lifetime) {
+			base::take(lifetime)->destroy();
 		}
-		close();
-	}).send();
+	};
+
+	session->api().cloudPassword().resetPassword(
+	) | rpl::start_with_next_error_done([=](
+			Api::CloudPassword::ResetRetryDate retryDate) {
+		constexpr auto kMinute = 60;
+		constexpr auto kHour = 3600;
+		constexpr auto kDay = 86400;
+		const auto left = std::max(
+			retryDate - base::unixtime::now(),
+			kMinute);
+		const auto days = (left / kDay);
+		const auto hours = (left / kHour);
+		const auto minutes = (left / kMinute);
+		const auto duration = days
+			? tr::lng_group_call_duration_days(tr::now, lt_count, days)
+			: hours
+			? tr::lng_group_call_duration_hours(tr::now, lt_count, hours)
+			: tr::lng_group_call_duration_minutes(
+				tr::now,
+				lt_count,
+				minutes);
+		if (const auto strong = weak.data()) {
+			strong->getDelegate()->show(Box<InformBox>(
+				tr::lng_cloud_password_reset_later(
+					tr::now,
+					lt_duration,
+					duration)));
+		}
+	}, [=](const QString &error) mutable {
+		finish("Error: " + error);
+	}, [=]() mutable {
+		finish({});
+	}, *lifetime);
 }
 
 } // namespace
@@ -185,21 +189,33 @@ PasscodeBox::PasscodeBox(
 
 PasscodeBox::PasscodeBox(
 	QWidget*,
-	not_null<Main::Session*> session,
+	not_null<MTP::Instance*> mtp,
+	Main::Session *session,
 	const CloudFields &fields)
 : _session(session)
-, _api(&_session->mtp())
+, _api(mtp)
 , _turningOff(fields.turningOff)
 , _cloudPwd(true)
 , _cloudFields(fields)
 , _about(st::boxWidth - st::boxPadding.left() * 1.5)
 , _oldPasscode(this, st::defaultInputField, tr::lng_cloud_password_enter_old())
-, _newPasscode(this, st::defaultInputField, fields.curRequest ? tr::lng_cloud_password_enter_new() : tr::lng_cloud_password_enter_first())
+, _newPasscode(
+	this,
+	st::defaultInputField,
+	(fields.curRequest
+		? tr::lng_cloud_password_enter_new()
+		: tr::lng_cloud_password_enter_first()))
 , _reenterPasscode(this, st::defaultInputField, tr::lng_cloud_password_confirm_new())
-, _passwordHint(this, st::defaultInputField, fields.curRequest ? tr::lng_cloud_password_change_hint() : tr::lng_cloud_password_hint())
+, _passwordHint(
+	this,
+	st::defaultInputField,
+	(fields.curRequest
+		? tr::lng_cloud_password_change_hint()
+		: tr::lng_cloud_password_hint()))
 , _recoverEmail(this, st::defaultInputField, tr::lng_cloud_password_email())
 , _recover(this, tr::lng_signin_recover(tr::now))
 , _showRecoverLink(_cloudFields.hasRecovery || !_cloudFields.pendingResetDate) {
+	Expects(session != nullptr || !fields.fromRecoveryCode.isEmpty());
 	Expects(!_turningOff || _cloudFields.curRequest);
 
 	if (!_cloudFields.hint.isEmpty()) {
@@ -209,6 +225,13 @@ PasscodeBox::PasscodeBox(
 	}
 }
 
+PasscodeBox::PasscodeBox(
+	QWidget*,
+	not_null<Main::Session*> session,
+	const CloudFields &fields)
+: PasscodeBox(nullptr, &session->mtp(), session, fields) {
+}
+
 rpl::producer<QByteArray> PasscodeBox::newPasswordSet() const {
 	return _newPasswordSet.events();
 }
@@ -221,6 +244,10 @@ rpl::producer<> PasscodeBox::clearUnconfirmedPassword() const {
 	return _clearUnconfirmedPassword.events();
 }
 
+rpl::producer<MTPauth_Authorization> PasscodeBox::newAuthorization() const {
+	return _newAuthorization.events();
+}
+
 bool PasscodeBox::currentlyHave() const {
 	return _cloudPwd
 		? (!!_cloudFields.curRequest)
@@ -268,9 +295,11 @@ void PasscodeBox::prepare() {
 		} else {
 			_oldPasscode->hide();
 			setTitle(_cloudPwd
-				? tr::lng_cloud_password_create()
+				? (_cloudFields.fromRecoveryCode.isEmpty()
+					? tr::lng_cloud_password_create()
+					: tr::lng_cloud_password_change())
 				: tr::lng_passcode_create());
-			setDimensions(st::boxWidth, st::passcodePadding.top() + _newPasscode->height() + st::passcodeLittleSkip + _reenterPasscode->height() + st::passcodeSkip + (_cloudPwd ? _passwordHint->height() + st::passcodeLittleSkip : 0) + st::passcodeAboutSkip + _aboutHeight + (_cloudPwd ? (st::passcodeLittleSkip + _recoverEmail->height() + st::passcodeSkip) : st::passcodePadding.bottom()));
+			setDimensions(st::boxWidth, st::passcodePadding.top() + _newPasscode->height() + st::passcodeLittleSkip + _reenterPasscode->height() + st::passcodeSkip + (_cloudPwd ? _passwordHint->height() + st::passcodeLittleSkip : 0) + st::passcodeAboutSkip + _aboutHeight + ((_cloudPwd && _cloudFields.fromRecoveryCode.isEmpty()) ? (st::passcodeLittleSkip + _recoverEmail->height() + st::passcodeSkip) : st::passcodePadding.bottom()));
 		}
 	}
 
@@ -297,7 +326,10 @@ void PasscodeBox::prepare() {
 	_newPasscode->setVisible(!onlyCheck);
 	_reenterPasscode->setVisible(!onlyCheck);
 	_passwordHint->setVisible(!onlyCheck && _cloudPwd);
-	_recoverEmail->setVisible(!onlyCheck && _cloudPwd && !has);
+	_recoverEmail->setVisible(!onlyCheck
+		&& _cloudPwd
+		&& !has
+		&& _cloudFields.fromRecoveryCode.isEmpty());
 }
 
 void PasscodeBox::submit() {
@@ -396,21 +428,44 @@ void PasscodeBox::setInnerFocus() {
 	}
 }
 
+void PasscodeBox::recoverPasswordDone(
+		const QByteArray &newPasswordBytes,
+		const MTPauth_Authorization &result) {
+	if (_replacedBy) {
+		_replacedBy->closeBox();
+	}
+	_setRequest = 0;
+	const auto weak = Ui::MakeWeak(this);
+	_newAuthorization.fire_copy(result);
+	if (weak) {
+		_newPasswordSet.fire_copy(newPasswordBytes);
+		if (weak) {
+			getDelegate()->show(Box<InformBox>(
+				tr::lng_cloud_password_updated(tr::now)));
+			if (weak) {
+				closeBox();
+			}
+		}
+	}
+}
+
 void PasscodeBox::setPasswordDone(const QByteArray &newPasswordBytes) {
 	if (_replacedBy) {
 		_replacedBy->closeBox();
 	}
 	_setRequest = 0;
-	_newPasswordSet.fire_copy(newPasswordBytes);
 	const auto weak = Ui::MakeWeak(this);
-	const auto text = _reenterPasscode->isHidden()
-		? tr::lng_cloud_password_removed(tr::now)
-		: _oldPasscode->isHidden()
-		? tr::lng_cloud_password_was_set(tr::now)
-		: tr::lng_cloud_password_updated(tr::now);
-	getDelegate()->show(Box<InformBox>(text));
+	_newPasswordSet.fire_copy(newPasswordBytes);
 	if (weak) {
-		closeBox();
+		const auto text = _reenterPasscode->isHidden()
+			? tr::lng_cloud_password_removed(tr::now)
+			: _oldPasscode->isHidden()
+			? tr::lng_cloud_password_was_set(tr::now)
+			: tr::lng_cloud_password_updated(tr::now);
+		getDelegate()->show(Box<InformBox>(text));
+		if (weak) {
+			closeBox();
+		}
 	}
 }
 
@@ -795,25 +850,44 @@ void PasscodeBox::setNewCloudPassword(const QString &newPassword) {
 	}
 	const auto hint = _passwordHint->getLastText();
 	const auto email = _recoverEmail->getLastText().trimmed();
-	const auto flags = MTPDaccount_passwordInputSettings::Flag::f_new_algo
-		| MTPDaccount_passwordInputSettings::Flag::f_new_password_hash
-		| MTPDaccount_passwordInputSettings::Flag::f_hint
-		| MTPDaccount_passwordInputSettings::Flag::f_email;
+	using Flag = MTPDaccount_passwordInputSettings::Flag;
+	const auto flags = Flag::f_new_algo
+		| Flag::f_new_password_hash
+		| Flag::f_hint
+		| (_cloudFields.fromRecoveryCode.isEmpty() ? Flag::f_email : Flag(0));
 	_checkPasswordCallback = nullptr;
-	_setRequest = _api.request(MTPaccount_UpdatePasswordSettings(
-		MTP_inputCheckPasswordEmpty(),
-		MTP_account_passwordInputSettings(
-			MTP_flags(flags),
-			Core::PrepareCloudPasswordAlgo(_cloudFields.newAlgo),
-			MTP_bytes(newPasswordHash.modpow),
-			MTP_string(hint),
-			MTP_string(email),
-			MTPSecureSecretSettings())
-	)).done([=](const MTPBool &result) {
-		setPasswordDone(newPasswordBytes);
-	}).fail([=](const MTP::Error &error) {
-		setPasswordFail(newPasswordBytes, email, error);
-	}).handleFloodErrors().send();
+
+	const auto settings = MTP_account_passwordInputSettings(
+		MTP_flags(flags),
+		Core::PrepareCloudPasswordAlgo(_cloudFields.newAlgo),
+		MTP_bytes(newPasswordHash.modpow),
+		MTP_string(hint),
+		MTP_string(email),
+		MTPSecureSecretSettings());
+	if (_cloudFields.fromRecoveryCode.isEmpty()) {
+		_setRequest = _api.request(MTPaccount_UpdatePasswordSettings(
+			MTP_inputCheckPasswordEmpty(),
+			settings
+		)).done([=](const MTPBool &result) {
+			setPasswordDone(newPasswordBytes);
+		}).fail([=](const MTP::Error &error) {
+			setPasswordFail(newPasswordBytes, email, error);
+		}).handleFloodErrors().send();
+	} else {
+		_setRequest = _api.request(MTPauth_RecoverPassword(
+			MTP_flags(MTPauth_RecoverPassword::Flag::f_new_settings),
+			MTP_string(_cloudFields.fromRecoveryCode),
+			settings
+		)).done([=](const MTPauth_Authorization &result) {
+			recoverPasswordDone(newPasswordBytes, result);
+		}).fail([=](const MTP::Error &error) {
+			if (MTP::IsFloodError(error)) {
+				_newError = tr::lng_flood_error(tr::now);
+				update();
+			}
+			setPasswordFail(newPasswordBytes, email, error);
+		}).handleFloodErrors().send();
+	}
 }
 
 void PasscodeBox::changeCloudPassword(
@@ -1001,6 +1075,7 @@ void PasscodeBox::emailChanged() {
 
 void PasscodeBox::recoverByEmail() {
 	if (!_cloudFields.hasRecovery) {
+		Assert(_session != nullptr);
 		const auto session = _session;
 		const auto confirmBox = std::make_shared<QPointer<BoxContent>>();
 		const auto reset = crl::guard(this, [=] {
@@ -1032,19 +1107,19 @@ void PasscodeBox::recoverExpired() {
 }
 
 void PasscodeBox::recover() {
-	if (_pattern == "-") return;
+	if (_pattern == "-" || !_session) {
+		return;
+	}
 
 	const auto weak = Ui::MakeWeak(this);
 	const auto box = getDelegate()->show(Box<RecoverBox>(
+		&_api.instance(),
 		_session,
 		_pattern,
-		_cloudFields.notEmptyPassport,
-		_cloudFields.pendingResetDate != 0,
+		_cloudFields,
 		[weak] { if (weak) { weak->closeBox(); } }));
 
-	box->passwordCleared(
-	) | rpl::map_to(
-		QByteArray()
+	box->newPasswordSet(
 	) | rpl::start_to_stream(_newPasswordSet, lifetime());
 
 	box->recoveryExpired(
@@ -1067,18 +1142,19 @@ void PasscodeBox::recoverStartFail(const MTP::Error &error) {
 
 RecoverBox::RecoverBox(
 	QWidget*,
-	not_null<Main::Session*> session,
+	not_null<MTP::Instance*> mtp,
+	Main::Session *session,
 	const QString &pattern,
-	bool notEmptyPassport,
-	bool hasPendingReset,
+	const PasscodeBox::CloudFields &fields,
 	Fn<void()> closeParent)
-: _api(&session->mtp())
+: _session(session)
+, _api(mtp)
 , _pattern(st::normalFont->elided(tr::lng_signin_recover_hint(tr::now, lt_recover_email, pattern), st::boxWidth - st::boxPadding.left() * 1.5))
-, _notEmptyPassport(notEmptyPassport)
+, _cloudFields(fields)
 , _recoverCode(this, st::defaultInputField, tr::lng_signin_code())
 , _noEmailAccess(this, tr::lng_signin_try_password(tr::now))
 , _closeParent(std::move(closeParent)) {
-	if (hasPendingReset) {
+	if (_cloudFields.pendingResetDate != 0 || !session) {
 		_noEmailAccess.destroy();
 	} else {
 		_noEmailAccess->setClickedCallback([=] {
@@ -1102,8 +1178,8 @@ RecoverBox::RecoverBox(
 	}
 }
 
-rpl::producer<> RecoverBox::passwordCleared() const {
-	return _passwordCleared.events();
+rpl::producer<QByteArray> RecoverBox::newPasswordSet() const {
+	return _newPasswordSet.events();
 }
 
 rpl::producer<> RecoverBox::recoveryExpired() const {
@@ -1169,17 +1245,29 @@ void RecoverBox::submit() {
 	}
 
 	const auto send = crl::guard(this, [=] {
-		_submitRequest = _api.request(MTPauth_RecoverPassword(
-			MTP_flags(0),
-			MTP_string(code),
-			MTPaccount_PasswordInputSettings()
-		)).done([=](const MTPauth_Authorization &result) {
-			codeSubmitDone(result);
-		}).fail([=](const MTP::Error &error) {
-			codeSubmitFail(error);
-		}).handleFloodErrors().send();
+		if (_cloudFields.turningOff) {
+			// From "Disable cloud password".
+			_submitRequest = _api.request(MTPauth_RecoverPassword(
+				MTP_flags(0),
+				MTP_string(code),
+				MTPaccount_PasswordInputSettings()
+			)).done([=](const MTPauth_Authorization &result) {
+				proceedToClear();
+			}).fail([=](const MTP::Error &error) {
+				checkSubmitFail(error);
+			}).handleFloodErrors().send();
+		} else {
+			// From "Change cloud password".
+			_submitRequest = _api.request(MTPauth_CheckRecoveryPassword(
+				MTP_string(code)
+			)).done([=](const MTPBool &result) {
+				proceedToChange(code);
+			}).fail([=](const MTP::Error &error) {
+				checkSubmitFail(error);
+			}).handleFloodErrors().send();
+		}
 	});
-	if (_notEmptyPassport) {
+	if (_cloudFields.notEmptyPassport) {
 		const auto confirmed = [=](Fn<void()> &&close) {
 			send();
 			close();
@@ -1205,16 +1293,46 @@ void RecoverBox::codeChanged() {
 	setError(QString());
 }
 
-void RecoverBox::codeSubmitDone(const MTPauth_Authorization &result) {
+void RecoverBox::proceedToClear() {
 	_submitRequest = 0;
-
-	_passwordCleared.fire({});
+	_newPasswordSet.fire({});
 	getDelegate()->show(
 		Box<InformBox>(tr::lng_cloud_password_removed(tr::now)),
 		Ui::LayerOption::CloseOther);
 }
 
-void RecoverBox::codeSubmitFail(const MTP::Error &error) {
+void RecoverBox::proceedToChange(const QString &code) {
+	Expects(!_cloudFields.turningOff);
+	_submitRequest = 0;
+
+	auto fields = _cloudFields;
+	fields.fromRecoveryCode = code;
+	fields.hasRecovery = false;
+	// we could've been turning off, no need to force new password then
+	// like if (_cloudFields.turningOff) { just RecoverPassword else Check }
+	fields.curRequest = {};
+	auto box = Box<PasscodeBox>(_session, fields);
+
+	box->boxClosing(
+	) | rpl::start_with_next([=] {
+		const auto weak = Ui::MakeWeak(this);
+		if (const auto onstack = _closeParent) {
+			onstack();
+		}
+		if (weak) {
+			weak->closeBox();
+		}
+	}, lifetime());
+
+	box->newPasswordSet(
+	) | rpl::start_with_next([=](QByteArray &&password) {
+		_newPasswordSet.fire(std::move(password));
+	}, lifetime());
+
+	getDelegate()->show(std::move(box));
+}
+
+void RecoverBox::checkSubmitFail(const MTP::Error &error) {
 	if (MTP::IsFloodError(error)) {
 		_submitRequest = 0;
 		setError(tr::lng_flood_error(tr::now));
@@ -1225,7 +1343,7 @@ void RecoverBox::codeSubmitFail(const MTP::Error &error) {
 
 	const QString &err = error.type();
 	if (err == qstr("PASSWORD_EMPTY")) {
-		_passwordCleared.fire({});
+		_newPasswordSet.fire(QByteArray());
 		getDelegate()->show(
 			Box<InformBox>(tr::lng_cloud_password_removed(tr::now)),
 			Ui::LayerOption::CloseOther);

Telegram/SourceFiles/boxes/passcode_box.h

@@ -11,6 +11,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "mtproto/sender.h"
 #include "core/core_cloud_password.h"
 
+namespace MTP {
+class Instance;
+} // namespace MTP
+
 namespace Main {
 class Session;
 } // namespace Main
@@ -35,6 +39,7 @@ public:
 		Core::CloudPasswordCheckRequest curRequest;
 		Core::CloudPasswordAlgo newAlgo;
 		bool hasRecovery = false;
+		QString fromRecoveryCode;
 		bool notEmptyPassport = false;
 		QString hint;
 		Core::SecureSecretAlgo newSecureSecretAlgo;
@@ -47,6 +52,11 @@ public:
 		std::optional<QString> customDescription;
 		rpl::producer<QString> customSubmitButton;
 	};
+	PasscodeBox(
+		QWidget*,
+		not_null<MTP::Instance*> mtp,
+		Main::Session *session,
+		const CloudFields &fields);
 	PasscodeBox(
 		QWidget*,
 		not_null<Main::Session*> session,
@@ -56,6 +66,8 @@ public:
 	rpl::producer<> passwordReloadNeeded() const;
 	rpl::producer<> clearUnconfirmedPassword() const;
 
+	rpl::producer<MTPauth_Authorization> newAuthorization() const;
+
 	bool handleCustomCheckError(const MTP::Error &error);
 	bool handleCustomCheckError(const QString &type);
 
@@ -83,6 +95,9 @@ private:
 	bool onlyCheckCurrent() const;
 
 	void setPasswordDone(const QByteArray &newPasswordBytes);
+	void recoverPasswordDone(
+		const QByteArray &newPasswordBytes,
+		const MTPauth_Authorization &result);
 	void setPasswordFail(const MTP::Error &error);
 	void setPasswordFail(const QString &type);
 	void setPasswordFail(
@@ -132,7 +147,7 @@ private:
 	void passwordChecked();
 	void serverError();
 
-	const not_null<Main::Session*> _session;
+	Main::Session *_session = nullptr;
 	MTP::Sender _api;
 
 	QString _pattern;
@@ -163,6 +178,7 @@ private:
 	QString _oldError, _newError, _emailError;
 
 	rpl::event_stream<QByteArray> _newPasswordSet;
+	rpl::event_stream<MTPauth_Authorization> _newAuthorization;
 	rpl::event_stream<> _passwordReloadNeeded;
 	rpl::event_stream<> _clearUnconfirmedPassword;
 
@@ -172,14 +188,14 @@ class RecoverBox final : public Ui::BoxContent {
 public:
 	RecoverBox(
 		QWidget*,
-		not_null<Main::Session*> session,
+		not_null<MTP::Instance*> mtp,
+		Main::Session *session,
 		const QString &pattern,
-		bool notEmptyPassport,
-		bool hasPendingReset,
+		const PasscodeBox::CloudFields &fields,
 		Fn<void()> closeParent = nullptr);
 
-	rpl::producer<> passwordCleared() const;
-	rpl::producer<> recoveryExpired() const;
+	[[nodiscard]] rpl::producer<QByteArray> newPasswordSet() const;
+	[[nodiscard]] rpl::producer<> recoveryExpired() const;
 
 	//void reloadPassword();
 	//void recoveryExpired();
@@ -194,15 +210,18 @@ protected:
 private:
 	void submit();
 	void codeChanged();
-	void codeSubmitDone(const MTPauth_Authorization &result);
-	void codeSubmitFail(const MTP::Error &error);
+	void proceedToClear();
+	void proceedToChange(const QString &code);
+	void checkSubmitFail(const MTP::Error &error);
 	void setError(const QString &error);
 
+	Main::Session *_session = nullptr;
 	MTP::Sender _api;
 	mtpRequestId _submitRequest = 0;
 
 	QString _pattern;
-	bool _notEmptyPassport = false;
+
+	PasscodeBox::CloudFields _cloudFields;
 
 	object_ptr<Ui::InputField> _recoverCode;
 	object_ptr<Ui::LinkButton> _noEmailAccess;
@@ -210,7 +229,7 @@ private:
 
 	QString _error;
 
-	rpl::event_stream<> _passwordCleared;
+	rpl::event_stream<QByteArray> _newPasswordSet;
 	rpl::event_stream<> _recoveryExpired;
 
 };

Telegram/SourceFiles/boxes/peers/add_participants_box.cpp

@@ -30,7 +30,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "info/profile/info_profile_icon.h"
 #include "apiwrap.h"
 #include "facades.h" // Ui::showPeerHistory
-#include "app.h"
 #include "styles/style_boxes.h"
 
 namespace {

Telegram/SourceFiles/boxes/peers/edit_peer_info_box.cpp

@@ -47,7 +47,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/wrap/vertical_layout.h"
 #include "window/window_session_controller.h"
 #include "info/profile/info_profile_icon.h"
-#include "app.h"
 #include "apiwrap.h"
 #include "api/api_invite_links.h"
 #include "facades.h"

Telegram/SourceFiles/boxes/peers/edit_peer_permissions_box.cpp

@@ -27,7 +27,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "main/main_session.h"
 #include "mainwindow.h"
 #include "apiwrap.h"
-#include "app.h"
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
 #include "styles/style_info.h"
@@ -151,7 +150,7 @@ std::vector<std::pair<ChatAdminRights, QString>> AdminRightLabels(
 			{ Flag::EditMessages, tr::lng_rights_channel_edit(tr::now) },
 			{ Flag::DeleteMessages, tr::lng_rights_channel_delete(tr::now) },
 			{ Flag::InviteUsers, tr::lng_rights_group_invite(tr::now) },
-			{ Flag::ManageCall, tr::lng_rights_group_manage_calls(tr::now) },
+			{ Flag::ManageCall, tr::lng_rights_channel_manage_calls(tr::now) },
 			{ Flag::AddAdmins, tr::lng_rights_add_admins(tr::now) }
 		};
 	}

Telegram/SourceFiles/boxes/send_files_box.cpp

@@ -7,7 +7,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "boxes/send_files_box.h"
 
-#include "platform/platform_specific.h"
 #include "lang/lang_keys.h"
 #include "storage/localstorage.h"
 #include "storage/storage_media_prepare.h"
@@ -52,7 +51,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "core/application.h"
 #include "core/core_settings.h"
 #include "facades.h" // App::LambdaDelayed.
-#include "app.h"
 #include "styles/style_chat.h"
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
@@ -800,10 +798,7 @@ bool SendFilesBox::addFiles(not_null<const QMimeData*> data) {
 		if (result.error == Ui::PreparedList::Error::None) {
 			return result;
 		} else if (data->hasImage()) {
-			auto image = Platform::GetImageFromClipboard();
-			if (image.isNull()) {
-				image = qvariant_cast<QImage>(data->imageData());
-			}
+			auto image = qvariant_cast<QImage>(data->imageData());
 			if (!image.isNull()) {
 				return Storage::PrepareMediaFromImage(
 					std::move(image),

Telegram/SourceFiles/boxes/url_auth_box.cpp

@@ -19,7 +19,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "lang/lang_keys.h"
 #include "main/main_session.h"
 #include "apiwrap.h"
-#include "app.h"
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
 

Telegram/SourceFiles/calls/calls_box_controller.cpp

@@ -26,7 +26,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "boxes/confirm_box.h"
 #include "base/unixtime.h"
 #include "api/api_updates.h"
-#include "app.h"
 #include "apiwrap.h"
 #include "styles/style_layers.h" // st::boxLabel.
 #include "styles/style_calls.h"

Telegram/SourceFiles/calls/calls_call.cpp

@@ -736,7 +736,7 @@ void Call::createAndStartController(const MTPDphoneCall &call) {
 			.receiveTimeout = serverConfig.callPacketTimeoutMs / 1000.,
 			.dataSaving = tgcalls::DataSaving::Never,
 			.enableP2P = call.is_p2p_allowed(),
-			.enableAEC = !Platform::IsMac10_7OrGreater(),
+			.enableAEC = false,
 			.enableNS = true,
 			.enableAGC = true,
 			.enableVolumeControl = true,

Telegram/SourceFiles/calls/calls_instance.cpp

@@ -34,7 +34,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "mainwidget.h"
 #include "mtproto/mtproto_config.h"
 #include "boxes/rate_call_box.h"
-#include "app.h"
+#include "app.h" // App::quitting
 
 #include <tgcalls/VideoCaptureInterface.h>
 #include <tgcalls/StaticThreads.h>

Telegram/SourceFiles/calls/calls_panel.cpp

@@ -45,7 +45,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "platform/platform_specific.h"
 #include "base/platform/base_platform_info.h"
 #include "window/main_window.h"
-#include "app.h"
 #include "webrtc/webrtc_video_track.h"
 #include "webrtc/webrtc_media_devices.h"
 #include "styles/style_calls.h"
@@ -77,6 +76,9 @@ Panel::Panel(not_null<Call*> call)
 , _mute(widget(), st::callMicrophoneMute, &st::callMicrophoneUnmute)
 , _name(widget(), st::callName)
 , _status(widget(), st::callStatus) {
+	_layerBg->setStyleOverrides(&st::groupCallBox, &st::groupCallLayerBox);
+	_layerBg->setHideByBackgroundClick(true);
+
 	_decline->setDuration(st::callPanelDuration);
 	_decline->entity()->setText(tr::lng_call_decline());
 	_cancel->setDuration(st::callPanelDuration);
@@ -158,9 +160,13 @@ void Panel::initWindow() {
 				_answerHangupRedial->height()).contains(widgetPoint)
 			|| (!_outgoingPreviewInBody
 				&& _outgoingVideoBubble->geometry().contains(widgetPoint));
-		return inControls
-			? Flag::None
-			: (Flag::Move | Flag::FullScreen);
+		if (inControls) {
+			return Flag::None | Flag(0);
+		}
+		const auto shown = _layerBg->topShownLayer();
+		return (!shown || !shown->geometry().contains(widgetPoint))
+			? (Flag::Move | Flag::FullScreen)
+			: Flag::None;
 	});
 
 	// Don't do that, it looks awful :(

Telegram/SourceFiles/calls/calls_top_bar.cpp

@@ -32,7 +32,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "main/main_session.h"
 #include "boxes/abstract_box.h"
 #include "base/timer.h"
-#include "app.h"
 #include "styles/style_calls.h"
 #include "styles/style_chat.h" // style::GroupCallUserpics
 #include "styles/style_layers.h"

Telegram/SourceFiles/calls/group/calls_choose_join_as.cpp

@@ -126,6 +126,7 @@ void ScheduleGroupCallBox(
 		copy.scheduleDate = date;
 		done(std::move(copy));
 	};
+	const auto livestream = info.peer->isBroadcast();
 	const auto duration = box->lifetime().make_state<
 		rpl::variable<QString>>();
 	auto description = (info.peer->isBroadcast()
@@ -151,7 +152,9 @@ void ScheduleGroupCallBox(
 	).addSecs(60 * 60 * (now.time().minute() < 30 ? 1 : 2));
 
 	auto descriptor = Ui::ChooseDateTimeBox(box, {
-		.title = tr::lng_group_call_schedule_title(),
+		.title = (livestream
+			? tr::lng_group_call_schedule_title_channel()
+			: tr::lng_group_call_schedule_title()),
 		.submit = tr::lng_schedule_button(),
 		.done = send,
 		.min = min,
@@ -194,11 +197,16 @@ void ChooseJoinAsBox(
 		JoinInfo info,
 		Fn<void(JoinInfo)> done) {
 	box->setWidth(st::groupCallJoinAsWidth);
+	const auto livestream = info.peer->isBroadcast();
 	box->setTitle([&] {
 		switch (context) {
-		case Context::Create: return tr::lng_group_call_start_as_header();
+		case Context::Create: return livestream
+			? tr::lng_group_call_start_as_header_channel()
+			: tr::lng_group_call_start_as_header();
 		case Context::Join:
-		case Context::JoinWithConfirm: return tr::lng_group_call_join_as_header();
+		case Context::JoinWithConfirm: return livestream
+			? tr::lng_group_call_join_as_header_channel()
+			: tr::lng_group_call_join_as_header();
 		case Context::Switch: return tr::lng_group_call_display_as_header();
 		}
 		Unexpected("Context in ChooseJoinAsBox.");
@@ -243,7 +251,9 @@ void ChooseJoinAsBox(
 			box,
 			tr::lng_group_call_or_schedule(
 				lt_link,
-				tr::lng_group_call_schedule(makeLink),
+				(livestream
+					? tr::lng_group_call_schedule_channel
+					: tr::lng_group_call_schedule)(makeLink),
 				Ui::Text::WithEntities),
 			labelSt));
 		label->setClickHandlerFilter([=](const auto&...) {
@@ -276,8 +286,7 @@ void ChooseJoinAsBox(
 	const auto anonymouseAdmin = channel
 		&& ((channel->isMegagroup() && channel->amAnonymous())
 			|| (channel->isBroadcast()
-				&& (channel->amCreator()
-					|| channel->hasAdminRights())));
+				&& (channel->amCreator() || channel->hasAdminRights())));
 	if (anonymouseAdmin && !joinAsAlreadyUsed) {
 		return { tr::lng_group_call_join_sure_personal(tr::now) };
 	} else if (context != ChooseJoinAsProcess::Context::JoinWithConfirm) {
@@ -286,7 +295,9 @@ void ChooseJoinAsBox(
 	const auto name = !existing->title().isEmpty()
 		? existing->title()
 		: peer->name;
-	return tr::lng_group_call_join_confirm(
+	return (peer->isBroadcast()
+		? tr::lng_group_call_join_confirm_channel
+		: tr::lng_group_call_join_confirm)(
 		tr::now,
 		lt_chat,
 		Ui::Text::Bold(name),
@@ -402,6 +413,7 @@ void ChooseJoinAsProcess::start(
 				finish(info);
 				return;
 			}
+			const auto livestream = peer->isBroadcast();
 			const auto creating = !peer->groupCall();
 			if (creating) {
 				confirmation
@@ -409,7 +421,9 @@ void ChooseJoinAsProcess::start(
 					.append(tr::lng_group_call_or_schedule(
 					tr::now,
 					lt_link,
-					Ui::Text::Link(tr::lng_group_call_schedule(tr::now)),
+					Ui::Text::Link((livestream
+						? tr::lng_group_call_schedule_channel
+						: tr::lng_group_call_schedule)(tr::now)),
 					Ui::Text::WithEntities));
 			}
 			const auto guard = base::make_weak(&_request->guard);

Telegram/SourceFiles/calls/group/calls_group_call.cpp

@@ -126,11 +126,19 @@ using JoinClientFields = std::variant<
 
 class GroupCall::LoadPartTask final : public tgcalls::BroadcastPartTask {
 public:
+	using Quality = tgcalls::VideoChannelDescription::Quality;
 	LoadPartTask(
 		base::weak_ptr<GroupCall> call,
 		int64 time,
 		int64 period,
 		Fn<void(tgcalls::BroadcastPart&&)> done);
+	LoadPartTask(
+		base::weak_ptr<GroupCall> call,
+		int64 time,
+		int64 period,
+		int32 videoChannel,
+		Quality videoQuality,
+		Fn<void(tgcalls::BroadcastPart&&)> done);
 
 	[[nodiscard]] int64 time() const {
 		return _time;
@@ -138,6 +146,12 @@ public:
 	[[nodiscard]] int32 scale() const {
 		return _scale;
 	}
+	[[nodiscard]] int32 videoChannel() const {
+		return _videoChannel;
+	}
+	[[nodiscard]] Quality videoQuality() const {
+		return _videoQuality;
+	}
 
 	void done(tgcalls::BroadcastPart &&part);
 	void cancel() override;
@@ -146,6 +160,8 @@ private:
 	const base::weak_ptr<GroupCall> _call;
 	const int64 _time = 0;
 	const int32 _scale = 0;
+	const int32 _videoChannel = 0;
+	const Quality _videoQuality = {};
 	Fn<void(tgcalls::BroadcastPart &&)> _done;
 	QMutex _mutex;
 
@@ -379,7 +395,17 @@ GroupCall::LoadPartTask::LoadPartTask(
 	base::weak_ptr<GroupCall> call,
 	int64 time,
 	int64 period,
-	Fn<void(tgcalls::BroadcastPart &&)> done)
+	Fn<void(tgcalls::BroadcastPart&&)> done)
+: LoadPartTask(std::move(call), time, period, 0, {}, std::move(done)) {
+}
+
+GroupCall::LoadPartTask::LoadPartTask(
+	base::weak_ptr<GroupCall> call,
+	int64 time,
+	int64 period,
+	int32 videoChannel,
+	tgcalls::VideoChannelDescription::Quality videoQuality,
+	Fn<void(tgcalls::BroadcastPart&&)> done)
 : _call(std::move(call))
 , _time(time ? time : (base::unixtime::now() * int64(1000)))
 , _scale([&] {
@@ -391,6 +417,8 @@ GroupCall::LoadPartTask::LoadPartTask(
 	}
 	Unexpected("Period in LoadPartTask.");
 }())
+, _videoChannel(videoChannel)
+, _videoQuality(videoQuality)
 , _done(std::move(done)) {
 }
 
@@ -857,9 +885,6 @@ void GroupCall::setState(State state) {
 		if (const auto call = _peer->groupCall(); call && call->id() == _id) {
 			call->setInCall();
 		}
-		if (!videoIsWorking()) {
-			refreshHasNotShownVideo();
-		}
 	}
 
 	if (false
@@ -954,11 +979,6 @@ void GroupCall::start(TimeId scheduleDate) {
 		LOG(("Call Error: Could not create, error: %1"
 			).arg(error.type()));
 		hangup();
-		if (error.type() == u"GROUPCALL_ANONYMOUS_FORBIDDEN"_q) {
-			Ui::ShowMultilineToast({
-				.text = { tr::lng_group_call_no_anonymous(tr::now) },
-			});
-		}
 	}).send();
 }
 
@@ -1072,9 +1092,6 @@ void GroupCall::markEndpointActive(
 		bool paused) {
 	if (!endpoint) {
 		return;
-	} else if (active && !videoIsWorking()) {
-		refreshHasNotShownVideo();
-		return;
 	}
 	const auto i = _activeVideoTracks.find(endpoint);
 	const auto changed = active
@@ -1291,11 +1308,7 @@ void GroupCall::rejoin(not_null<PeerData*> as) {
 
 				hangup();
 				Ui::ShowMultilineToast({
-					.text = { type == u"GROUPCALL_ANONYMOUS_FORBIDDEN"_q
-						? tr::lng_group_call_no_anonymous(tr::now)
-						: type == u"GROUPCALL_PARTICIPANTS_TOO_MUCH"_q
-						? tr::lng_group_call_too_many(tr::now)
-						: type == u"GROUPCALL_FORBIDDEN"_q
+					.text = { type == u"GROUPCALL_FORBIDDEN"_q
 						? tr::lng_group_not_accessible(tr::now)
 						: Lang::Hard::ServerError() },
 				});
@@ -1715,13 +1728,13 @@ void GroupCall::handlePossibleCreateOrJoinResponse(
 
 void GroupCall::handlePossibleCreateOrJoinResponse(
 		const MTPDgroupCall &data) {
-	setScheduledDate(data.vschedule_date().value_or_empty());
 	if (_acceptFields) {
 		if (!_instance && !_id) {
 			const auto input = MTP_inputGroupCall(
 				data.vid(),
 				data.vaccess_hash());
 			const auto scheduleDate = data.vschedule_date().value_or_empty();
+			setScheduledDate(scheduleDate);
 			if (const auto chat = _peer->asChat()) {
 				chat->setGroupCall(input, scheduleDate);
 			} else if (const auto group = _peer->asChannel()) {
@@ -1735,6 +1748,7 @@ void GroupCall::handlePossibleCreateOrJoinResponse(
 	} else if (_id != data.vid().v || !_instance) {
 		return;
 	}
+	setScheduledDate(data.vschedule_date().value_or_empty());
 	if (const auto streamDcId = data.vstream_dc_id()) {
 		_broadcastDcId = MTP::BareDcId(streamDcId->v);
 	}
@@ -2189,7 +2203,8 @@ void GroupCall::toggleRecording(bool enabled, const QString &title) {
 		MTP_flags((enabled ? Flag::f_start : Flag(0))
 			| (title.isEmpty() ? Flag(0) : Flag::f_title)),
 		inputCall(),
-		MTP_string(title)
+		MTP_string(title),
+		MTPBool() // video_portrait
 	)).done([=](const MTPUpdates &result) {
 		_peer->session().api().applyUpdates(result);
 		_recordingStoppedByMe = false;
@@ -2233,7 +2248,7 @@ bool GroupCall::tryCreateController() {
 		.createAudioDeviceModule = Webrtc::AudioDeviceModuleCreator(
 			settings.callAudioBackend()),
 		.videoCapture = _cameraCapture,
-		.requestBroadcastPart = [=, call = base::make_weak(this)](
+		.requestAudioBroadcastPart = [=, call = base::make_weak(this)](
 				int64_t time,
 				int64_t period,
 				std::function<void(tgcalls::BroadcastPart &&)> done) {
@@ -2247,6 +2262,24 @@ bool GroupCall::tryCreateController() {
 			});
 			return result;
 		},
+		.requestVideoBroadcastPart = [=, call = base::make_weak(this)](
+				int64_t time,
+				int64_t period,
+				int32_t channel,
+				tgcalls::VideoChannelDescription::Quality quality,
+				std::function<void(tgcalls::BroadcastPart &&)> done) {
+			auto result = std::make_shared<LoadPartTask>(
+				call,
+				time,
+				period,
+				channel,
+				quality,
+				std::move(done));
+			crl::on_main(weak, [=]() mutable {
+				broadcastPartStart(std::move(result));
+			});
+			return result;
+		},
 		.videoContentType = tgcalls::VideoContentType::Generic,
 		.initialEnableNoiseSuppression
 			= settings.groupCallNoiseSuppression(),
@@ -2325,17 +2358,30 @@ void GroupCall::broadcastPartStart(std::shared_ptr<LoadPartTask> task) {
 	const auto raw = task.get();
 	const auto time = raw->time();
 	const auto scale = raw->scale();
+	const auto videoChannel = raw->videoChannel();
+	const auto videoQuality = raw->videoQuality();
 	const auto finish = [=](tgcalls::BroadcastPart &&part) {
 		raw->done(std::move(part));
 		_broadcastParts.erase(raw);
 	};
 	using Status = tgcalls::BroadcastPart::Status;
+	using Quality = tgcalls::VideoChannelDescription::Quality;
+	using Flag = MTPDinputGroupCallStream::Flag;
 	const auto requestId = _api.request(MTPupload_GetFile(
 		MTP_flags(0),
 		MTP_inputGroupCallStream(
+			MTP_flags(videoChannel
+				? (Flag::f_video_channel | Flag::f_video_quality)
+				: Flag(0)),
 			inputCall(),
 			MTP_long(time),
-			MTP_int(scale)),
+			MTP_int(scale),
+			MTP_int(videoChannel),
+			MTP_int((videoQuality == Quality::Full)
+				? 2
+				: (videoQuality == Quality::Medium)
+				? 1
+				: 0)),
 		MTP_int(0),
 		MTP_int(128 * 1024)
 	)).done([=](
@@ -2349,7 +2395,7 @@ void GroupCall::broadcastPartStart(std::shared_ptr<LoadPartTask> task) {
 				.timestampMilliseconds = time,
 				.responseTimestamp = TimestampFromMsgId(response.outerMsgId),
 				.status = Status::Success,
-				.oggData = std::move(bytes),
+				.data = std::move(bytes),
 			});
 		}, [&](const MTPDupload_fileCdnRedirect &data) {
 			LOG(("Voice Chat Stream Error: fileCdnRedirect received."));
@@ -2557,22 +2603,6 @@ void GroupCall::updateRequestedVideoChannelsDelayed() {
 	});
 }
 
-void GroupCall::refreshHasNotShownVideo() {
-	if (!_joinState.ssrc || hasNotShownVideo()) {
-		return;
-	}
-	const auto real = lookupReal();
-	Assert(real != nullptr);
-
-	const auto hasVideo = [&](const Data::GroupCallParticipant &data) {
-		return (data.peer != _joinAs)
-			&& (!GetCameraEndpoint(data.videoParams).empty()
-				|| !GetScreenEndpoint(data.videoParams).empty());
-	};
-	_hasNotShownVideo = _joinState.ssrc
-		&& ranges::any_of(real->participants(), hasVideo);
-}
-
 void GroupCall::fillActiveVideoEndpoints() {
 	const auto real = lookupReal();
 	Assert(real != nullptr);
@@ -2580,9 +2610,7 @@ void GroupCall::fillActiveVideoEndpoints() {
 	const auto me = real->participantByPeer(_joinAs);
 	if (me && me->videoJoined) {
 		_videoIsWorking = true;
-		_hasNotShownVideo = false;
 	} else {
-		refreshHasNotShownVideo();
 		_videoIsWorking = false;
 		toggleVideo(false);
 		toggleScreenSharing(std::nullopt);
@@ -2610,30 +2638,28 @@ void GroupCall::fillActiveVideoEndpoints() {
 		}
 	};
 	using Type = VideoEndpointType;
-	if (_videoIsWorking.current()) {
-		for (const auto &participant : real->participants()) {
-			const auto camera = GetCameraEndpoint(participant.videoParams);
-			if (camera != _cameraEndpoint
-				&& camera != _screenEndpoint
-				&& participant.peer != _joinAs) {
-				const auto paused = IsCameraPaused(participant.videoParams);
-				feedOne({ Type::Camera, participant.peer, camera }, paused);
-			}
-			const auto screen = GetScreenEndpoint(participant.videoParams);
-			if (screen != _cameraEndpoint
-				&& screen != _screenEndpoint
-				&& participant.peer != _joinAs) {
-				const auto paused = IsScreenPaused(participant.videoParams);
-				feedOne({ Type::Screen, participant.peer, screen }, paused);
-			}
+	for (const auto &participant : real->participants()) {
+		const auto camera = GetCameraEndpoint(participant.videoParams);
+		if (camera != _cameraEndpoint
+			&& camera != _screenEndpoint
+			&& participant.peer != _joinAs) {
+			const auto paused = IsCameraPaused(participant.videoParams);
+			feedOne({ Type::Camera, participant.peer, camera }, paused);
+		}
+		const auto screen = GetScreenEndpoint(participant.videoParams);
+		if (screen != _cameraEndpoint
+			&& screen != _screenEndpoint
+			&& participant.peer != _joinAs) {
+			const auto paused = IsScreenPaused(participant.videoParams);
+			feedOne({ Type::Screen, participant.peer, screen }, paused);
 		}
-		feedOne(
-			{ Type::Camera, _joinAs, cameraSharingEndpoint() },
-			isCameraPaused());
-		feedOne(
-			{ Type::Screen, _joinAs, screenSharingEndpoint() },
-			isScreenPaused());
 	}
+	feedOne(
+		{ Type::Camera, _joinAs, cameraSharingEndpoint() },
+		isCameraPaused());
+	feedOne(
+		{ Type::Screen, _joinAs, screenSharingEndpoint() },
+		isScreenPaused());
 	if (large && !largeFound) {
 		setVideoEndpointLarge({});
 	}
@@ -2782,6 +2808,8 @@ void GroupCall::checkLastSpoke() {
 			|| muted() == MuteState::Active
 			|| muted() == MuteState::PushToTalk) {
 			real->applyLastSpoke(ssrc, when, now);
+		} else {
+			real->applyLastSpoke(ssrc, { crl::time(), crl::time() }, now);
 		}
 	}
 	_lastSpoke = std::move(list);

Telegram/SourceFiles/calls/group/calls_group_call.h

@@ -362,12 +362,6 @@ public:
 	[[nodiscard]] rpl::producer<bool> videoIsWorkingValue() const {
 		return _videoIsWorking.value();
 	}
-	[[nodiscard]] bool hasNotShownVideo() const {
-		return _hasNotShownVideo.current();
-	}
-	[[nodiscard]] rpl::producer<bool> hasNotShownVideoValue() const {
-		return _hasNotShownVideo.value();
-	}
 
 	void setCurrentAudioDevice(bool input, const QString &deviceId);
 	[[nodiscard]] bool isSharingScreen() const;
@@ -521,7 +515,6 @@ private:
 	void updateRequestedVideoChannels();
 	void updateRequestedVideoChannelsDelayed();
 	void fillActiveVideoEndpoints();
-	void refreshHasNotShownVideo();
 
 	void editParticipant(
 		not_null<PeerData*> participantPeer,
@@ -580,7 +573,6 @@ private:
 	rpl::variable<MuteState> _muted = MuteState::Muted;
 	rpl::variable<bool> _canManage = false;
 	rpl::variable<bool> _videoIsWorking = false;
-	rpl::variable<bool> _hasNotShownVideo = false;
 	bool _initialMuteStateSent = false;
 	bool _acceptFields = false;
 

Telegram/SourceFiles/calls/group/calls_group_members.cpp

@@ -46,125 +46,6 @@ constexpr auto kUserpicBlurRadius = 8;
 
 using Row = MembersRow;
 
-[[nodiscard]] int VideoParticipantsLimit(not_null<Main::Session*> session) {
-	return int(session->account().appConfig().get<double>(
-		"groupcall_video_participants_max",
-		30.));
-}
-
-void SetupVideoPlaceholder(
-		not_null<Ui::RpWidget*> widget,
-		not_null<PeerData*> chat,
-		int limit) {
-	struct State {
-		QImage blurred;
-		QImage rounded;
-		InMemoryKey key = {};
-		std::shared_ptr<Data::CloudImageView> view;
-		qint64 blurredCacheKey = 0;
-	};
-	const auto state = widget->lifetime().make_state<State>();
-	const auto refreshBlurred = [=] {
-		const auto key = chat->userpicUniqueKey(state->view);
-		if (state->key == key && !state->blurred.isNull()) {
-			return;
-		}
-		constexpr auto size = kUserpicSizeForBlur;
-		state->key = key;
-		state->blurred = QImage(
-			QSize(size, size),
-			QImage::Format_ARGB32_Premultiplied);
-		{
-			auto p = Painter(&state->blurred);
-			auto hq = PainterHighQualityEnabler(p);
-			chat->paintUserpicSquare(p, state->view, 0, 0, size);
-		}
-		state->blurred = Images::BlurLargeImage(
-			std::move(state->blurred),
-			kUserpicBlurRadius);
-		widget->update();
-	};
-	const auto refreshRounded = [=](QSize size) {
-		refreshBlurred();
-		const auto key = state->blurred.cacheKey();
-		if (state->rounded.size() == size && state->blurredCacheKey == key) {
-			return;
-		}
-		state->blurredCacheKey = key;
-		state->rounded = Images::prepare(
-			state->blurred,
-			size.width(),
-			size.width(), // Square
-			Images::Option::Smooth,
-			size.width(),
-			size.height());
-		{
-			auto p = QPainter(&state->rounded);
-			p.fillRect(
-				0,
-				0,
-				size.width(),
-				size.height(),
-				QColor(0, 0, 0, Viewport::kShadowMaxAlpha));
-		}
-		state->rounded = Images::prepare(
-			std::move(state->rounded),
-			size.width(),
-			size.height(),
-			(Images::Option::RoundedLarge | Images::Option::RoundedAll),
-			size.width(),
-			size.height());
-	};
-	chat->loadUserpic();
-	refreshBlurred();
-
-	widget->paintRequest(
-	) | rpl::start_with_next([=] {
-		const auto size = QSize(
-			widget->width(),
-			widget->height() - st::groupCallVideoSmallSkip);
-		refreshRounded(size * cIntRetinaFactor());
-
-		auto p = QPainter(widget);
-		const auto inner = QRect(QPoint(), size);
-		p.drawImage(inner, state->rounded);
-		st::groupCallPaused.paint(
-			p,
-			(size.width() - st::groupCallPaused.width()) / 2,
-			st::groupCallVideoPlaceholderIconTop,
-			size.width());
-
-		const auto skip = st::groupCallVideoLargeSkip;
-		p.setPen(st::groupCallVideoTextFg);
-		const auto text = QRect(
-			skip,
-			st::groupCallVideoPlaceholderTextTop,
-			(size.width() - 2 * skip),
-			size.height() - st::groupCallVideoPlaceholderTextTop);
-		p.setFont(st::semiboldFont);
-		p.drawText(
-			text,
-			tr::lng_group_call_limit(tr::now, lt_count, int(limit)),
-			style::al_top);
-	}, widget->lifetime());
-}
-
-void SetupVideoAboutLimit(
-		not_null<Ui::RpWidget*> widget,
-		not_null<Main::Session*> session,
-		int limit) {
-	const auto label = Ui::CreateChild<Ui::FlatLabel>(
-		widget.get(),
-		tr::lng_group_call_over_limit(lt_count, rpl::single(limit * 1.)),
-		st::groupCallVideoLimitLabel);
-	widget->widthValue(
-	) | rpl::start_with_next([=](int width) {
-		label->resizeToWidth(width);
-		label->moveToLeft(0, st::normalFont->height / 3);
-		widget->resize(width, label->height() + st::normalFont->height);
-	}, label->lifetime());
-}
-
 } // namespace
 
 class Members::Controller final
@@ -246,7 +127,20 @@ private:
 		not_null<Row*> row,
 		const std::optional<Data::GroupCallParticipant> &was,
 		const Data::GroupCallParticipant *participant);
+	void updateRowInSoundingMap(
+		not_null<Row*> row,
+		bool wasSounding,
+		uint32 wasSsrc,
+		uint32 wasAdditionalSsrc,
+		const Data::GroupCallParticipant *participant);
+	void updateRowInSoundingMap(
+		not_null<Row*> row,
+		bool wasSounding,
+		uint32 wasSsrc,
+		bool nowSounding,
+		uint32 nowSsrc);
 	void removeRow(not_null<Row*> row);
+	void removeRowFromSoundingMap(not_null<Row*> row);
 	void updateRowLevel(not_null<Row*> row, float level);
 	void checkRowPosition(not_null<Row*> row);
 	[[nodiscard]] bool needToReorder(not_null<Row*> row) const;
@@ -804,14 +698,50 @@ void Members::Controller::updateRow(
 		: 0;
 	row->setSkipLevelUpdate(_skipRowLevelUpdate);
 	row->updateState(participant);
+
+	const auto wasNoSounding = _soundingRowBySsrc.empty();
+	updateRowInSoundingMap(
+		row,
+		wasSounding,
+		wasSsrc,
+		wasAdditionalSsrc,
+		participant);
+	const auto nowNoSounding = _soundingRowBySsrc.empty();
+	if (wasNoSounding && !nowNoSounding) {
+		_soundingAnimation.start();
+	} else if (nowNoSounding && !wasNoSounding) {
+		_soundingAnimation.stop();
+	}
+
+	delegate()->peerListUpdateRow(row);
+}
+
+void Members::Controller::updateRowInSoundingMap(
+		not_null<Row*> row,
+		bool wasSounding,
+		uint32 wasSsrc,
+		uint32 wasAdditionalSsrc,
+		const Data::GroupCallParticipant *participant) {
 	const auto nowSounding = row->sounding();
 	const auto nowSsrc = participant ? participant->ssrc : 0;
 	const auto nowAdditionalSsrc = participant
 		? GetAdditionalAudioSsrc(participant->videoParams)
 		: 0;
+	updateRowInSoundingMap(row, wasSounding, wasSsrc, nowSounding, nowSsrc);
+	updateRowInSoundingMap(
+		row,
+		wasSounding,
+		wasAdditionalSsrc,
+		nowSounding,
+		nowAdditionalSsrc);
+}
 
-	const auto wasNoSounding = _soundingRowBySsrc.empty();
-
+void Members::Controller::updateRowInSoundingMap(
+		not_null<Row*> row,
+		bool wasSounding,
+		uint32 wasSsrc,
+		bool nowSounding,
+		uint32 nowSsrc) {
 	if (wasSsrc == nowSsrc) {
 		if (nowSsrc && nowSounding != wasSounding) {
 			if (nowSounding) {
@@ -826,32 +756,14 @@ void Members::Controller::updateRow(
 			_soundingRowBySsrc.emplace(nowSsrc, row);
 		}
 	}
-	if (wasAdditionalSsrc == nowAdditionalSsrc) {
-		if (nowAdditionalSsrc && nowSounding != wasSounding) {
-			if (nowSounding) {
-				_soundingRowBySsrc.emplace(nowAdditionalSsrc, row);
-			} else {
-				_soundingRowBySsrc.remove(nowAdditionalSsrc);
-			}
-		}
-	} else {
-		_soundingRowBySsrc.remove(wasAdditionalSsrc);
-		if (nowSounding && nowAdditionalSsrc) {
-			_soundingRowBySsrc.emplace(nowAdditionalSsrc, row);
-		}
-	}
-
-	const auto nowNoSounding = _soundingRowBySsrc.empty();
-	if (wasNoSounding && !nowNoSounding) {
-		_soundingAnimation.start();
-	} else if (nowNoSounding && !wasNoSounding) {
-		_soundingAnimation.stop();
-	}
-
-	delegate()->peerListUpdateRow(row);
 }
 
 void Members::Controller::removeRow(not_null<Row*> row) {
+	removeRowFromSoundingMap(row);
+	delegate()->peerListRemoveRow(row);
+}
+
+void Members::Controller::removeRowFromSoundingMap(not_null<Row*> row) {
 	// There may be 0, 1 or 2 entries for a row.
 	for (auto i = begin(_soundingRowBySsrc); i != end(_soundingRowBySsrc);) {
 		if (i->second == row) {
@@ -860,7 +772,6 @@ void Members::Controller::removeRow(not_null<Row*> row) {
 			++i;
 		}
 	}
-	delegate()->peerListRemoveRow(row);
 }
 
 void Members::Controller::updateRowLevel(
@@ -944,18 +855,22 @@ void Members::Controller::prepareRows(not_null<Data::GroupCall*> real) {
 	auto changed = false;
 	auto count = delegate()->peerListFullRowsCount();
 	for (auto i = 0; i != count;) {
-		auto row = delegate()->peerListRowAt(i);
-		auto participantPeer = row->peer();
-		if (isMe(participantPeer)) {
+		const auto row = static_cast<Row*>(
+			delegate()->peerListRowAt(i).get());
+		removeRowFromSoundingMap(row);
+		const auto participantPeer = row->peer();
+		const auto me = isMe(participantPeer);
+		if (me) {
 			foundMe = true;
-			++i;
-			continue;
 		}
-		if (real->participantByPeer(participantPeer)) {
+		if (const auto found = real->participantByPeer(participantPeer)) {
+			updateRowInSoundingMap(row, false, 0, 0, found);
+			++i;
+		} else if (me) {
 			++i;
 		} else {
 			changed = true;
-			removeRow(static_cast<Row*>(row.get()));
+			removeRow(row);
 			--count;
 		}
 	}
@@ -1624,8 +1539,6 @@ Members::Members(
 , _layout(_scroll->setOwnedWidget(
 	object_ptr<Ui::VerticalLayout>(_scroll.data())))
 , _videoWrap(_layout->add(object_ptr<Ui::RpWidget>(_layout.get())))
-, _videoPlaceholder(std::make_unique<Ui::RpWidget>(_videoWrap.get()))
-, _videoAboutLimit(std::make_unique<Ui::RpWidget>(_videoWrap.get()))
 , _viewport(
 	std::make_unique<Viewport>(
 		_videoWrap.get(),
@@ -1863,61 +1776,9 @@ void Members::trackViewportGeometry() {
 	_scroll->scrollTopValue(
 	) | rpl::skip(1) | rpl::start_with_next(move, _viewport->lifetime());
 
-	const auto videoLimit = VideoParticipantsLimit(&_call->peer()->session());
-	rpl::combine(
-		_layout->widthValue(),
-		_call->hasNotShownVideoValue()
-	) | rpl::start_with_next([=](int width, bool has) {
-		const auto height = has ? st::groupCallVideoPlaceholderHeight : 0;
-		_videoPlaceholder->setGeometry(0, 0, width, height);
-	}, _videoPlaceholder->lifetime());
-
-	SetupVideoPlaceholder(_videoPlaceholder.get(), _call->peer(), videoLimit);
-
-	_layout->widthValue(
-	) | rpl::start_with_next([=](int width) {
-		_videoAboutLimit->resizeToWidth(width);
-	}, _videoAboutLimit->lifetime());
-
-	using namespace rpl::mappers;
-	auto aboutLimitRelevant = fullCountValue(
-	) | rpl::map(
-		_1 > videoLimit
-	) | rpl::distinct_until_changed();
-	auto aboutLimitShown = rpl::combine(
-		std::move(aboutLimitRelevant),
-		_call->canManageValue(),
-		_1 && _2);
-
-	SetupVideoAboutLimit(
-		_videoAboutLimit.get(),
-		&_call->peer()->session(),
-		videoLimit);
-
-	rpl::combine(
-		_videoPlaceholder->heightValue(),
-		_viewport->fullHeightValue(),
-		_videoAboutLimit->heightValue(),
-		std::move(aboutLimitShown)
-	) | rpl::start_with_next([=](
-			int placeholder,
-			int viewport,
-			int aboutLimit,
-			bool aboutLimitShown) {
-		if (placeholder > 0 || viewport <= 0 || !aboutLimitShown) {
-			aboutLimitShown = false;
-		}
-
-		// This call may update _videoAboutLimit->height() :(
-		_videoAboutLimit->setVisible(aboutLimitShown);
-
-		_videoAboutLimit->move(0, viewport);
-		_videoWrap->resize(
-			_videoWrap->width(),
-			std::max(
-				placeholder,
-				(viewport
-					+ (aboutLimitShown ? _videoAboutLimit->height() : 0))));
+	_viewport->fullHeightValue(
+	) | rpl::start_with_next([=](int viewport) {
+		_videoWrap->resize(_videoWrap->width(), viewport);
 		if (viewport > 0) {
 			move();
 			resize();

Telegram/SourceFiles/calls/group/calls_group_members.h

@@ -101,8 +101,6 @@ private:
 	std::unique_ptr<Controller> _listController;
 	not_null<Ui::VerticalLayout*> _layout;
 	const not_null<Ui::RpWidget*> _videoWrap;
-	const std::unique_ptr<Ui::RpWidget> _videoPlaceholder;
-	const std::unique_ptr<Ui::RpWidget> _videoAboutLimit;
 	std::unique_ptr<Viewport> _viewport;
 	rpl::variable<Ui::RpWidget*> _addMemberButton = nullptr;
 	RpWidget *_topSkip = nullptr;

Telegram/SourceFiles/calls/group/calls_group_menu.cpp

@@ -37,8 +37,11 @@ void EditGroupCallTitleBox(
 		not_null<Ui::GenericBox*> box,
 		const QString &placeholder,
 		const QString &title,
+		bool livestream,
 		Fn<void(QString)> done) {
-	box->setTitle(tr::lng_group_call_edit_title());
+	box->setTitle(livestream
+		? tr::lng_group_call_edit_title_channel()
+		: tr::lng_group_call_edit_title());
 	const auto input = box->addRow(object_ptr<Ui::InputField>(
 		box,
 		st::groupCallField,
@@ -492,25 +495,36 @@ void LeaveBox(
 		not_null<GroupCall*> call,
 		bool discardChecked,
 		BoxContext context) {
+	const auto livestream = call->peer()->isBroadcast();
 	const auto scheduled = (call->scheduleDate() != 0);
 	if (!scheduled) {
-		box->setTitle(tr::lng_group_call_leave_title());
+		box->setTitle(livestream
+			? tr::lng_group_call_leave_title_channel()
+			: tr::lng_group_call_leave_title());
 	}
 	const auto inCall = (context == BoxContext::GroupCallPanel);
 	box->addRow(
 		object_ptr<Ui::FlatLabel>(
 			box.get(),
 			(scheduled
-				? tr::lng_group_call_close_sure()
-				: tr::lng_group_call_leave_sure()),
+				? (livestream
+					? tr::lng_group_call_close_sure_channel()
+					: tr::lng_group_call_close_sure())
+				: (livestream
+					? tr::lng_group_call_leave_sure_channel()
+					: tr::lng_group_call_leave_sure())),
 			(inCall ? st::groupCallBoxLabel : st::boxLabel)),
 		scheduled ? st::boxPadding : st::boxRowPadding);
 	const auto discard = call->peer()->canManageGroupCall()
 		? box->addRow(object_ptr<Ui::Checkbox>(
 			box.get(),
 			(scheduled
-				? tr::lng_group_call_also_cancel()
-				: tr::lng_group_call_also_end()),
+				? (livestream
+					? tr::lng_group_call_also_cancel_channel()
+					: tr::lng_group_call_also_cancel())
+				: (livestream
+					? tr::lng_group_call_also_end_channel()
+					: tr::lng_group_call_also_end())),
 			discardChecked,
 			(inCall ? st::groupCallCheckbox : st::defaultBoxCheckbox),
 			(inCall ? st::groupCallCheck : st::defaultCheck)),
@@ -592,7 +606,11 @@ void FillMenu(
 		menu->addSeparator();
 	}
 	if (addEditTitle) {
-		menu->addAction(tr::lng_group_call_edit_title(tr::now), [=] {
+		const auto livestream = call->peer()->isBroadcast();
+		const auto text = (livestream
+			? tr::lng_group_call_edit_title_channel
+			: tr::lng_group_call_edit_title)(tr::now);
+		menu->addAction(text, [=] {
 			const auto done = [=](const QString &title) {
 				if (const auto strong = weak.get()) {
 					strong->changeTitle(title);
@@ -603,6 +621,7 @@ void FillMenu(
 					EditGroupCallTitleBox,
 					peer->name,
 					real->title(),
+					livestream,
 					done));
 			}
 		});
@@ -666,15 +685,18 @@ void FillMenu(
 				BoxContext::GroupCallPanel));
 		}
 	};
+	const auto livestream = real->peer()->isBroadcast();
 	menu->addAction(MakeAttentionAction(
 		menu->menu(),
-		(real->scheduleDate()
-			? (call->canManage()
-				? tr::lng_group_call_cancel(tr::now)
-				: tr::lng_group_call_leave(tr::now))
-			: (call->canManage()
-				? tr::lng_group_call_end(tr::now)
-				: tr::lng_group_call_leave(tr::now))),
+		(!call->canManage()
+			? tr::lng_group_call_leave
+			: real->scheduleDate()
+			? (livestream
+				? tr::lng_group_call_cancel_channel
+				: tr::lng_group_call_cancel)
+			: (livestream
+				? tr::lng_group_call_end_channel
+				: tr::lng_group_call_end))(tr::now),
 		finish));
 }
 

Telegram/SourceFiles/calls/group/calls_group_panel.cpp

@@ -48,7 +48,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/unixtime.h"
 #include "base/qt_signal_producer.h"
 #include "base/timer_rpl.h"
-#include "app.h"
 #include "apiwrap.h" // api().kickParticipant.
 #include "webrtc/webrtc_video_track.h"
 #include "webrtc/webrtc_media_devices.h" // UniqueDesktopCaptureSource.
@@ -268,11 +267,16 @@ void Panel::initWindow() {
 			0,
 			widget()->width(),
 			st::groupCallMembersTop);
-		return (titleRect.contains(widgetPoint)
+		const auto moveable = (titleRect.contains(widgetPoint)
 			&& (!_menuToggle || !_menuToggle->geometry().contains(widgetPoint))
 			&& (!_menu || !_menu->geometry().contains(widgetPoint))
 			&& (!_recordingMark || !_recordingMark->geometry().contains(widgetPoint))
-			&& (!_joinAsToggle || !_joinAsToggle->geometry().contains(widgetPoint)))
+			&& (!_joinAsToggle || !_joinAsToggle->geometry().contains(widgetPoint)));
+		if (!moveable) {
+			return (Flag::None | Flag(0));
+		}
+		const auto shown = _layerBg->topShownLayer();
+		return (!shown || !shown->geometry().contains(widgetPoint))
 			? (Flag::Move | Flag::Maximize)
 			: Flag::None;
 	});
@@ -331,7 +335,9 @@ void Panel::startScheduledNow() {
 			_call->startScheduledNow();
 		};
 		auto owned = ConfirmBox({
-			.text = { tr::lng_group_call_start_now_sure(tr::now) },
+			.text = { (_call->peer()->isBroadcast()
+				? tr::lng_group_call_start_now_sure_channel
+				: tr::lng_group_call_start_now_sure)(tr::now) },
 			.button = tr::lng_group_call_start_now(),
 			.callback = done,
 		});
@@ -969,6 +975,7 @@ void Panel::updateWideControlsVisibility() {
 }
 
 void Panel::subscribeToChanges(not_null<Data::GroupCall*> real) {
+	const auto livestream = real->peer()->isBroadcast();
 	const auto validateRecordingMark = [=](bool recording) {
 		if (!recording && _recordingMark) {
 			_recordingMark.destroy();
@@ -985,7 +992,9 @@ void Panel::subscribeToChanges(not_null<Data::GroupCall*> real) {
 			const auto skip = st::groupCallRecordingMarkSkip;
 			_recordingMark->resize(size + 2 * skip, size + 2 * skip);
 			_recordingMark->setClickedCallback([=] {
-				showToast({ tr::lng_group_call_is_recorded(tr::now) });
+				showToast({ (livestream
+					? tr::lng_group_call_is_recorded_channel
+					: tr::lng_group_call_is_recorded)(tr::now) });
 			});
 			const auto animate = [=] {
 				const auto opaque = state->opaque;
@@ -1020,12 +1029,17 @@ void Panel::subscribeToChanges(not_null<Data::GroupCall*> real) {
 		_1 != 0
 	) | rpl::distinct_until_changed(
 	) | rpl::start_with_next([=](bool recorded) {
+		const auto livestream = _call->peer()->isBroadcast();
 		validateRecordingMark(recorded);
 		showToast((recorded
-			? tr::lng_group_call_recording_started
+			? (livestream
+				? tr::lng_group_call_recording_started_channel
+				: tr::lng_group_call_recording_started)
 			: _call->recordingStoppedByMe()
 			? tr::lng_group_call_recording_saved
-			: tr::lng_group_call_recording_stopped)(
+			: (livestream
+				? tr::lng_group_call_recording_stopped_channel
+				: tr::lng_group_call_recording_stopped))(
 				tr::now,
 				Ui::Text::RichLangValue));
 	}, lifetime());
@@ -1273,16 +1287,18 @@ void Panel::kickParticipant(not_null<PeerData*> participantPeer) {
 			object_ptr<Ui::FlatLabel>(
 				box.get(),
 				(!participantPeer->isUser()
-					? tr::lng_group_call_remove_channel(
-						tr::now,
-						lt_channel,
-						participantPeer->name)
+					? (_peer->isBroadcast()
+						? tr::lng_group_call_remove_channel_from_channel
+						: tr::lng_group_call_remove_channel)(
+							tr::now,
+							lt_channel,
+							participantPeer->name)
 					: (_peer->isBroadcast()
 						? tr::lng_profile_sure_kick_channel
 						: tr::lng_profile_sure_kick)(
-						tr::now,
-						lt_user,
-						participantPeer->asUser()->firstName)),
+							tr::now,
+							lt_user,
+							participantPeer->asUser()->firstName)),
 				st::groupCallBoxLabel),
 			style::margins(
 				st::boxRowPadding.left(),

Telegram/SourceFiles/calls/group/calls_group_toasts.cpp

@@ -49,7 +49,9 @@ void Toasts::setupJoinAsChanged() {
 			return (state == State::Joined);
 		}) | rpl::take(1);
 	}) | rpl::flatten_latest() | rpl::start_with_next([=] {
-		_panel->showToast(tr::lng_group_call_join_as_changed(
+		_panel->showToast((_call->peer()->isBroadcast()
+			? tr::lng_group_call_join_as_changed_channel
+			: tr::lng_group_call_join_as_changed)(
 			tr::now,
 			lt_name,
 			Ui::Text::Bold(_call->joinAs()->name),
@@ -67,7 +69,9 @@ void Toasts::setupTitleChanged() {
 			? peer->name
 			: peer->groupCall()->title();
 	}) | rpl::start_with_next([=](const QString &title) {
-		_panel->showToast(tr::lng_group_call_title_changed(
+		_panel->showToast((_call->peer()->isBroadcast()
+			? tr::lng_group_call_title_changed_channel
+			: tr::lng_group_call_title_changed)(
 			tr::now,
 			lt_title,
 			Ui::Text::Bold(title),

Telegram/SourceFiles/chat_helpers/gifs_list_widget.cpp

@@ -33,7 +33,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "main/main_session.h"
 #include "window/window_session_controller.h"
 #include "history/view/history_view_cursor_state.h"
-#include "app.h"
 #include "storage/storage_account.h" // Account::writeSavedGifs
 #include "styles/style_chat_helpers.h"
 

Telegram/SourceFiles/chat_helpers/gifs_list_widget.h

@@ -11,7 +11,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/timer.h"
 #include "inline_bots/inline_bot_layout_item.h"
 #include "layout/layout_mosaic.h"
-#include "app.h"
 
 #include <QtCore/QTimer>
 

Telegram/SourceFiles/chat_helpers/send_context_menu.cpp

@@ -14,6 +14,9 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "history/view/history_view_schedule_box.h"
 #include "lang/lang_keys.h"
 #include "ui/widgets/popup_menu.h"
+#include "data/data_peer.h"
+#include "main/main_session.h"
+#include "apiwrap.h"
 
 #include <QtWidgets/QApplication>
 
@@ -133,4 +136,45 @@ void SetupMenuAndShortcuts(
 	}, button->lifetime());
 }
 
+void SetupUnreadMentionsMenu(
+		not_null<Ui::RpWidget*> button,
+		Fn<PeerData*()> currentPeer) {
+	struct State {
+		base::unique_qptr<Ui::PopupMenu> menu;
+		base::flat_set<not_null<PeerData*>> sentForPeers;
+	};
+	const auto state = std::make_shared<State>();
+	const auto showMenu = [=] {
+		const auto peer = currentPeer();
+		if (!peer) {
+			return;
+		}
+		state->menu = base::make_unique_q<Ui::PopupMenu>(button);
+		const auto text = tr::lng_context_mark_read_mentions_all(tr::now);
+		state->menu->addAction(text, [=] {
+			if (!state->sentForPeers.emplace(peer).second) {
+				return;
+			}
+			peer->session().api().request(MTPmessages_ReadMentions(
+				peer->input
+			)).done([=](const MTPmessages_AffectedHistory &result) {
+				state->sentForPeers.remove(peer);
+				peer->session().api().applyAffectedHistory(peer, result);
+			}).fail([=](const MTP::Error &error) {
+				state->sentForPeers.remove(peer);
+			}).send();
+		});
+		state->menu->popup(QCursor::pos());
+	};
+
+	base::install_event_filter(button, [=](not_null<QEvent*> e) {
+		if (e->type() == QEvent::ContextMenu) {
+			showMenu();
+			return base::EventFilterResult::Cancel;
+		}
+		return base::EventFilterResult::Continue;
+	});
+
+}
+
 } // namespace SendMenu

Telegram/SourceFiles/chat_helpers/send_context_menu.h

@@ -50,4 +50,8 @@ void SetupMenuAndShortcuts(
 	Fn<void()> silent,
 	Fn<void()> schedule);
 
+void SetupUnreadMentionsMenu(
+	not_null<Ui::RpWidget*> button,
+	Fn<PeerData*()> currentPeer);
+
 } // namespace SendMenu

Telegram/SourceFiles/chat_helpers/stickers_emoji_pack.cpp

@@ -21,7 +21,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "core/application.h"
 #include "base/call_delayed.h"
 #include "apiwrap.h"
-#include "app.h"
 #include "styles/style_chat.h"
 
 #include <QtCore/QBuffer>

Telegram/SourceFiles/chat_helpers/stickers_list_widget.cpp

@@ -970,6 +970,11 @@ StickersListWidget::StickersListWidget(
 		}
 		refreshRecent();
 	}, lifetime());
+
+	positionValue(
+	) | rpl::skip(1) | rpl::map_to(
+		TabbedSelector::Action::Update
+	) | rpl::start_to_stream(_choosingUpdated, lifetime());
 }
 
 Main::Session &StickersListWidget::session() const {
@@ -988,6 +993,11 @@ rpl::producer<> StickersListWidget::checkForHide() const {
 	return _checkForHide.events();
 }
 
+auto StickersListWidget::choosingUpdated() const
+-> rpl::producer<TabbedSelector::Action> {
+	return _choosingUpdated.events();
+}
+
 object_ptr<TabbedSelector::InnerFooter> StickersListWidget::createFooter() {
 	Expects(_footer == nullptr);
 
@@ -2361,6 +2371,7 @@ TabbedSelector::InnerFooter *StickersListWidget::getFooter() const {
 }
 
 void StickersListWidget::processHideFinished() {
+	_choosingUpdated.fire(TabbedSelector::Action::Cancel);
 	clearSelection();
 	clearHeavyData();
 	if (_footer) {

Telegram/SourceFiles/chat_helpers/stickers_list_widget.h

@@ -55,6 +55,7 @@ public:
 	rpl::producer<TabbedSelector::FileChosen> chosen() const;
 	rpl::producer<> scrollUpdated() const;
 	rpl::producer<> checkForHide() const;
+	rpl::producer<TabbedSelector::Action> choosingUpdated() const;
 
 	void refreshRecent() override;
 	void preloadImages() override;
@@ -392,6 +393,7 @@ private:
 	rpl::event_stream<TabbedSelector::FileChosen> _chosen;
 	rpl::event_stream<> _scrollUpdated;
 	rpl::event_stream<> _checkForHide;
+	rpl::event_stream<TabbedSelector::Action> _choosingUpdated;
 
 };
 

Telegram/SourceFiles/chat_helpers/tabbed_panel.cpp

@@ -14,7 +14,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "window/window_session_controller.h"
 #include "mainwindow.h"
 #include "core/application.h"
-#include "app.h"
 #include "styles/style_chat_helpers.h"
 
 namespace ChatHelpers {

Telegram/SourceFiles/chat_helpers/tabbed_selector.cpp

@@ -479,6 +479,13 @@ auto TabbedSelector::inlineResultChosen() const
 	return hasGifsTab() ? gifs()->inlineResultChosen() : nullptr;
 }
 
+auto TabbedSelector::choosingStickerUpdated() const
+-> rpl::producer<TabbedSelector::Action>{
+	return hasStickersTab()
+		? stickers()->choosingUpdated()
+		: rpl::never<Action>();
+}
+
 rpl::producer<> TabbedSelector::cancelled() const {
 	return hasGifsTab() ? gifs()->cancelRequests() : nullptr;
 }

Telegram/SourceFiles/chat_helpers/tabbed_selector.h

@@ -67,6 +67,10 @@ public:
 		EmojiOnly,
 		MediaEditor,
 	};
+	enum class Action {
+		Update,
+		Cancel,
+	};
 
 	TabbedSelector(
 		QWidget *parent,
@@ -85,6 +89,7 @@ public:
 	rpl::producer<> checkForHide() const;
 	rpl::producer<> slideFinished() const;
 	rpl::producer<> contextMenuRequested() const;
+	rpl::producer<Action> choosingStickerUpdated() const;
 
 	void setRoundRadius(int radius);
 	void refreshStickers();

Telegram/SourceFiles/core/application.cpp

@@ -7,6 +7,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "core/application.h"
 
+#include "data/data_abstract_structure.h"
 #include "data/data_photo.h"
 #include "data/data_document.h"
 #include "data/data_session.h"
@@ -34,6 +35,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "apiwrap.h"
 #include "api/api_updates.h"
 #include "calls/calls_instance.h"
+#include "countries/countries_manager.h"
 #include "lang/lang_file_parser.h"
 #include "lang/lang_translator.h"
 #include "lang/lang_cloud_manager.h"
@@ -41,6 +43,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "lang/lang_instance.h"
 #include "mainwidget.h"
 #include "core/file_utilities.h"
+#include "core/crash_reports.h"
 #include "main/main_account.h"
 #include "main/main_domain.h"
 #include "main/main_session.h"
@@ -64,6 +67,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/text/text_options.h"
 #include "ui/emoji_config.h"
 #include "ui/effects/animations.h"
+#include "ui/cached_round_corners.h"
 #include "storage/serialize_common.h"
 #include "storage/storage_domain.h"
 #include "storage/storage_databases.h"
@@ -92,6 +96,27 @@ constexpr auto kQuitPreventTimeoutMs = crl::time(1500);
 constexpr auto kAutoLockTimeoutLateMs = crl::time(3000);
 constexpr auto kClearEmojiImageSourceTimeout = 10 * crl::time(1000);
 
+void SetCrashAnnotationsGL() {
+#ifdef Q_OS_WIN
+	CrashReports::SetAnnotation("OpenGL ANGLE", [] {
+		if (Core::App().settings().disableOpenGL()) {
+			return "Disabled";
+		} else switch (Ui::GL::CurrentANGLE()) {
+		case Ui::GL::ANGLE::Auto: return "Auto";
+		case Ui::GL::ANGLE::D3D11: return "Direct3D 11";
+		case Ui::GL::ANGLE::D3D9: return "Direct3D 9";
+		case Ui::GL::ANGLE::D3D11on12: return "D3D11on12";
+		case Ui::GL::ANGLE::OpenGL: return "OpenGL";
+		}
+		Unexpected("Ui::GL::CurrentANGLE value in SetupANGLE.");
+	}());
+#else // Q_OS_WIN
+	CrashReports::SetAnnotation(
+		"OpenGL",
+		Core::App().settings().disableOpenGL() ? "Disabled" : "Enabled");
+#endif // Q_OS_WIN
+}
+
 } // namespace
 
 Application *Application::Instance = nullptr;
@@ -172,7 +197,8 @@ Application::~Application() {
 	Ui::Emoji::Clear();
 	Media::Clip::Finish();
 
-	App::deinitMedia();
+	Ui::FinishCachedCorners();
+	Data::clearGlobalStructures();
 
 	Window::Theme::Uninitialize();
 
@@ -217,6 +243,7 @@ void Application::run() {
 
 	style::startManager(cScale());
 	Ui::InitTextOptions();
+	Ui::StartCachedCorners();
 	Ui::Emoji::Init();
 	startEmojiImageLoader();
 	startSystemDarkModeViewer();
@@ -262,7 +289,6 @@ void Application::run() {
 
 	// Depend on activeWindow() for now :(
 	startShortcuts();
-	App::initMedia();
 	startDomain();
 
 	_window->widget()->show();
@@ -284,6 +310,7 @@ void Application::run() {
 		LOG(("Shortcuts Error: %1").arg(error));
 	}
 
+	SetCrashAnnotationsGL();
 	if (!Platform::IsMac() && Ui::GL::LastCrashCheckFailed()) {
 		showOpenGLCrashNotification();
 	}
@@ -294,6 +321,14 @@ void Application::run() {
 			_mediaView->show(std::move(request));
 		}
 	}, _window->lifetime());
+
+	{
+		const auto countries = std::make_shared<Countries::Manager>(
+			_domain.get());
+		countries->lifetime().add([=] {
+			[[maybe_unused]] const auto countriesCopy = countries;
+		});
+	}
 }
 
 void Application::showOpenGLCrashNotification() {

Telegram/SourceFiles/core/changelogs.cpp

@@ -88,6 +88,26 @@ std::map<int, const char*> BetaLogs() {
 
 		"- Fix Direct3D acceleration on basic Windows 7 setup.\n"
 	},
+	{
+		2009004,
+		"- Choose one from dozens of new gorgeous animated backgrounds"
+		" in Chat Settings > Chat background.\n"
+	},
+	{
+		2009005,
+		"- Tile chat background patterns horizontally.\n"
+
+		"- Fix a rare crash in spellchecker on Windows.\n"
+
+		"- Fix animated chat backgrounds in Saved Messages.\n"
+
+		"- Fix \"Sorry, group is inaccessible\" message "
+		"in scheduled voice chats.\n",
+	},
+	{
+		2009013,
+		"- See unread comments count when scrolling discussions in channels."
+	},
 	};
 };
 

Telegram/SourceFiles/core/click_handler_types.cpp

@@ -23,7 +23,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_session.h"
 #include "window/window_session_controller.h"
 #include "facades.h"
-#include "app.h"
 
 #include <QtGui/QGuiApplication>
 

Telegram/SourceFiles/core/crash_reports.cpp

@@ -299,10 +299,8 @@ QString PlatformString() {
 		return qsl("MacAppStore");
 	} else if (Platform::IsMac()) {
 		return qsl("MacOS");
-	} else if (Platform::IsLinux32Bit()) {
-		return qsl("Linux32Bit");
-	} else if (Platform::IsLinux64Bit()) {
-		return qsl("Linux64bit");
+	} else if (Platform::IsLinux()) {
+		return qsl("Linux");
 	}
 	Unexpected("Platform in CrashReports::PlatformString.");
 }

Telegram/SourceFiles/core/launcher.cpp

@@ -270,12 +270,12 @@ std::unique_ptr<Launcher> Launcher::Create(int argc, char *argv[]) {
 	return std::make_unique<Platform::Launcher>(argc, argv);
 }
 
-Launcher::Launcher(
-	int argc,
-	char *argv[])
+Launcher::Launcher(int argc, char *argv[])
 : _argc(argc)
 , _argv(argv)
 , _baseIntegration(_argc, _argv) {
+	crl::toggle_fp_exceptions(true);
+
 	base::Integration::Set(&_baseIntegration);
 }
 
@@ -286,10 +286,7 @@ void Launcher::init() {
 	initQtMessageLogging();
 
 	QApplication::setApplicationName(qsl("TelegramDesktop"));
-
-#ifndef OS_MAC_OLD
 	QApplication::setAttribute(Qt::AA_DisableHighDpiScaling, true);
-#endif // OS_MAC_OLD
 
 	// fallback session management is useless for tdesktop since it doesn't have
 	// any "are you sure you want to close this window?" dialogs
@@ -427,9 +424,17 @@ void Launcher::initQtMessageLogging() {
 			QtMsgType type,
 			const QMessageLogContext &context,
 			const QString &msg) {
-		if (OriginalMessageHandler) {
-			OriginalMessageHandler(type, context, msg);
-		}
+		const auto InvokeOriginal = [&] {
+#ifndef _DEBUG
+			if (Logs::DebugEnabled()) {
+				return;
+			}
+#endif // _DEBUG
+			if (OriginalMessageHandler) {
+				OriginalMessageHandler(type, context, msg);
+			}
+		};
+		InvokeOriginal();
 		if (Logs::DebugEnabled() || !Logs::started()) {
 			if (!Logs::WritingEntry()) {
 				// Sometimes Qt logs something inside our own logging.
@@ -450,7 +455,6 @@ void Launcher::processArguments() {
 		AllLeftValues,
 	};
 	auto parseMap = std::map<QByteArray, KeyFormat> {
-		{ "-testmode"       , KeyFormat::NoValues },
 		{ "-debug"          , KeyFormat::NoValues },
 		{ "-freetype"       , KeyFormat::NoValues },
 		{ "-many"           , KeyFormat::NoValues },
@@ -459,7 +463,6 @@ void Launcher::processArguments() {
 		{ "-fixprevious"    , KeyFormat::NoValues },
 		{ "-cleanup"        , KeyFormat::NoValues },
 		{ "-noupdate"       , KeyFormat::NoValues },
-		{ "-externalupdater", KeyFormat::NoValues },
 		{ "-tosettings"     , KeyFormat::NoValues },
 		{ "-startintray"    , KeyFormat::NoValues },
 		{ "-sendpath"       , KeyFormat::AllLeftValues },
@@ -490,9 +493,6 @@ void Launcher::processArguments() {
 		}
 	}
 
-	if (parseResult.contains("-externalupdater")) {
-		SetUpdaterDisabledAtStartup();
-	}
 	gUseFreeType = parseResult.contains("-freetype");
 	gDebugMode = parseResult.contains("-debug");
 	gManyInstance = parseResult.contains("-many");

Telegram/SourceFiles/core/launcher.h

@@ -13,9 +13,7 @@ namespace Core {
 
 class Launcher {
 public:
-	Launcher(
-		int argc,
-		char *argv[]);
+	Launcher(int argc, char *argv[]);
 
 	static std::unique_ptr<Launcher> Create(int argc, char *argv[]);
 

Telegram/SourceFiles/core/local_url_handlers.cpp

@@ -40,7 +40,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "main/main_session.h"
 #include "main/main_session_settings.h"
 #include "apiwrap.h"
-#include "app.h"
 
 #include <QtGui/QGuiApplication>
 
@@ -232,15 +231,16 @@ bool ShowWallPaper(
 	const auto params = url_parse_params(
 		match->captured(1),
 		qthelp::UrlParamNameTransform::ToLower);
-	if (!params.value("gradient").isEmpty()) {
-		Ui::show(Box<InformBox>(
-			tr::lng_background_gradient_unsupported(tr::now)));
-		return false;
-	}
+	const auto bg = params.value("bg_color");
 	const auto color = params.value("color");
+	const auto gradient = params.value("gradient");
 	return BackgroundPreviewBox::Start(
 		controller,
-		(color.isEmpty() ? params.value(qsl("slug")) : color),
+		(!color.isEmpty()
+			? color
+			: !gradient.isEmpty()
+			? gradient
+			: params.value(qsl("slug"))),
 		params);
 }
 

Telegram/SourceFiles/core/mime_type.cpp

@@ -21,6 +21,7 @@ QStringList MimeType::globPatterns() const {
 	switch (_type) {
 	case Known::WebP: return QStringList(u"*.webp"_q);
 	case Known::Tgs: return QStringList(u"*.tgs"_q);
+	case Known::Tgv: return QStringList(u"*.tgv"_q);
 	case Known::TDesktopTheme: return QStringList(u"*.tdesktop-theme"_q);
 	case Known::TDesktopPalette: return QStringList(u"*.tdesktop-palette"_q);
 	default: break;
@@ -32,6 +33,7 @@ QString MimeType::filterString() const {
 	switch (_type) {
 	case Known::WebP: return u"WebP image (*.webp)"_q;
 	case Known::Tgs: return u"Telegram sticker (*.tgs)"_q;
+	case Known::Tgv: return u"Wallpaper pattern (*.tgv)"_q;
 	case Known::TDesktopTheme: return u"Theme files (*.tdesktop-theme)"_q;
 	case Known::TDesktopPalette: return u"Palette files (*.tdesktop-palette)"_q;
 	default: break;
@@ -43,6 +45,7 @@ QString MimeType::name() const {
 	switch (_type) {
 	case Known::WebP: return u"image/webp"_q;
 	case Known::Tgs: return u"application/x-tgsticker"_q;
+	case Known::Tgv: return u"application/x-tgwallpattern"_q;
 	case Known::TDesktopTheme: return u"application/x-tdesktop-theme"_q;
 	case Known::TDesktopPalette: return u"application/x-tdesktop-palette"_q;
 	default: break;
@@ -55,6 +58,8 @@ MimeType MimeTypeForName(const QString &mime) {
 		return MimeType(MimeType::Known::WebP);
 	} else if (mime == qstr("application/x-tgsticker")) {
 		return MimeType(MimeType::Known::Tgs);
+	} else if (mime == qstr("application/x-tgwallpattern")) {
+		return MimeType(MimeType::Known::Tgv);
 	} else if (mime == qstr("application/x-tdesktop-theme")
 		|| mime == qstr("application/x-tgtheme-tdesktop")) {
 		return MimeType(MimeType::Known::TDesktopTheme);
@@ -72,6 +77,8 @@ MimeType MimeTypeForFile(const QFileInfo &file) {
 		return MimeType(MimeType::Known::WebP);
 	} else if (path.endsWith(qstr(".tgs"), Qt::CaseInsensitive)) {
 		return MimeType(MimeType::Known::Tgs);
+	} else if (path.endsWith(qstr(".tgv"))) {
+		return MimeType(MimeType::Known::Tgv);
 	} else if (path.endsWith(qstr(".tdesktop-theme"), Qt::CaseInsensitive)) {
 		return MimeType(MimeType::Known::TDesktopTheme);
 	} else if (path.endsWith(qstr(".tdesktop-palette"), Qt::CaseInsensitive)) {

Telegram/SourceFiles/core/mime_type.h

@@ -22,6 +22,7 @@ public:
 		TDesktopPalette,
 		WebP,
 		Tgs,
+		Tgv,
 	};
 
 	explicit MimeType(const QMimeType &type);

Telegram/SourceFiles/core/update_checker.cpp

@@ -242,9 +242,7 @@ QString FindUpdateFile() {
 			"tupdate|"
 			"tx64upd|"
 			"tmacupd|"
-			"tosxupd|"
 			"tlinuxupd|"
-			"tlinux32upd"
 			")\\d+(_[a-z\\d]+)?$",
 			QRegularExpression::CaseInsensitiveOption
 		).match(info.fileName()).hasMatch()) {

Telegram/SourceFiles/core/version.h

@@ -22,7 +22,7 @@ constexpr auto AppId = "{53F49750-6209-4FBF-9CA8-7A333C87D1ED}"_cs;
 constexpr auto AppNameOld = "Telegram Win (Unofficial)"_cs;
 constexpr auto AppName = "Telegram Desktop"_cs;
 constexpr auto AppFile = "Telegram"_cs;
-constexpr auto AppVersion = 2009002;
-constexpr auto AppVersionStr = "2.9.2";
+constexpr auto AppVersion = 3000000;
+constexpr auto AppVersionStr = "3.0";
 constexpr auto AppBetaVersion = false;
 constexpr auto AppAlphaVersion = TDESKTOP_ALPHA_VERSION;

Telegram/SourceFiles/countries/countries_instance.cpp

@@ -0,0 +1,463 @@
+/*
+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 "countries/countries_instance.h"
+
+namespace Countries {
+namespace {
+
+auto SingleInstance = CountriesInstance();
+
+const std::array<Info, 231> FallbackList = { {
+	{ "Andorra", "AD", "", { CallingCodeInfo{ "376", {}, { "XX XX XX" } } }, false },
+	{ "United Arab Emirates", "AE", "", { CallingCodeInfo{ "971", {}, { "XX XXX XXXX" } } }, false },
+	{ "Afghanistan", "AF", "", { CallingCodeInfo{ "93", {}, { "XXX XXX XXX" } } }, false },
+	{ "Antigua & Barbuda", "AG", "", { CallingCodeInfo{ "1268", {}, { "XXX XXXX" } } }, false },
+	{ "Anguilla", "AI", "", { CallingCodeInfo{ "1264", {}, { "XXX XXXX" } } }, false },
+	{ "Albania", "AL", "", { CallingCodeInfo{ "355", {}, { "XX XXX XXXX" } } }, false },
+	{ "Armenia", "AM", "", { CallingCodeInfo{ "374", {}, { "XX XXX XXX" } } }, false },
+	{ "Angola", "AO", "", { CallingCodeInfo{ "244", {}, { "XXX XXX XXX" } } }, false },
+	{ "Argentina", "AR", "", { CallingCodeInfo{ "54", {}, {} } }, false },
+	{ "American Samoa", "AS", "", { CallingCodeInfo{ "1684", {}, { "XXX XXXX" } } }, false },
+	{ "Austria", "AT", "", { CallingCodeInfo{ "43", {}, { "X XXXXXXXX" } } }, false },
+	{ "Australia", "AU", "", { CallingCodeInfo{ "61", {}, { "X XXXX XXXX" } } }, false },
+	{ "Aruba", "AW", "", { CallingCodeInfo{ "297", {}, { "XXX XXXX" } } }, false },
+	{ "Azerbaijan", "AZ", "", { CallingCodeInfo{ "994", {}, { "XX XXX XXXX" } } }, false },
+	{ "Bosnia & Herzegovina", "BA", "", { CallingCodeInfo{ "387", {}, { "XX XXX XXX" } } }, false },
+	{ "Barbados", "BB", "", { CallingCodeInfo{ "1246", {}, { "XXX XXXX" } } }, false },
+	{ "Bangladesh", "BD", "", { CallingCodeInfo{ "880", {}, { "XX XXX XXX" } } }, false },
+	{ "Belgium", "BE", "", { CallingCodeInfo{ "32", {}, { "XXX XX XX XX" } } }, false },
+	{ "Burkina Faso", "BF", "", { CallingCodeInfo{ "226", {}, { "XX XX XX XX" } } }, false },
+	{ "Bulgaria", "BG", "", { CallingCodeInfo{ "359", {}, {} } }, false },
+	{ "Bahrain", "BH", "", { CallingCodeInfo{ "973", {}, { "XXXX XXXX" } } }, false },
+	{ "Burundi", "BI", "", { CallingCodeInfo{ "257", {}, { "XX XX XXXX" } } }, false },
+	{ "Benin", "BJ", "", { CallingCodeInfo{ "229", {}, { "XX XXX XXX" } } }, false },
+	{ "Bermuda", "BM", "", { CallingCodeInfo{ "1441", {}, { "XXX XXXX" } } }, false },
+	{ "Brunei Darussalam", "BN", "", { CallingCodeInfo{ "673", {}, { "XXX XXXX" } } }, false },
+	{ "Bolivia", "BO", "", { CallingCodeInfo{ "591", {}, { "X XXX XXXX" } } }, false },
+	{ "Bonaire, Sint Eustatius & Saba", "BQ", "", { CallingCodeInfo{ "599", {}, {} } }, false },
+	{ "Brazil", "BR", "", { CallingCodeInfo{ "55", {}, { "XX XXXXX XXXX" } } }, false },
+	{ "Bahamas", "BS", "", { CallingCodeInfo{ "1242", {}, { "XXX XXXX" } } }, false },
+	{ "Bhutan", "BT", "", { CallingCodeInfo{ "975", {}, { "XX XXX XXX" } } }, false },
+	{ "Botswana", "BW", "", { CallingCodeInfo{ "267", {}, { "XX XXX XXX" } } }, false },
+	{ "Belarus", "BY", "", { CallingCodeInfo{ "375", {}, { "XX XXX XXXX" } } }, false },
+	{ "Belize", "BZ", "", { CallingCodeInfo{ "501", {}, {} } }, false },
+	{ "Canada", "CA", "", { CallingCodeInfo{ "1", { "403" }, { "XXX XXX XXXX" } } }, false },
+	{ "Congo (Dem. Rep.)", "CD", "", { CallingCodeInfo{ "243", {}, { "XX XXX XXXX" } } }, false },
+	{ "Central African Rep.", "CF", "", { CallingCodeInfo{ "236", {}, { "XX XX XX XX" } } }, false },
+	{ "Congo (Rep.)", "CG", "", { CallingCodeInfo{ "242", {}, { "XX XXX XXXX" } } }, false },
+	{ "Switzerland", "CH", "", { CallingCodeInfo{ "41", {}, { "XX XXX XXXX" } } }, false },
+	{ "Côte d'Ivoire", "CI", "", { CallingCodeInfo{ "225", {}, { "XX XX XX XXXX" } } }, false },
+	{ "Cook Islands", "CK", "", { CallingCodeInfo{ "682", {}, {} } }, false },
+	{ "Chile", "CL", "", { CallingCodeInfo{ "56", {}, { "X XXXX XXXX" } } }, false },
+	{ "Cameroon", "CM", "", { CallingCodeInfo{ "237", {}, { "XXXX XXXX" } } }, false },
+	{ "China", "CN", "", { CallingCodeInfo{ "86", {}, { "XXX XXXX XXXX" } } }, false },
+	{ "Colombia", "CO", "", { CallingCodeInfo{ "57", {}, { "XXX XXX XXXX" } } }, false },
+	{ "Costa Rica", "CR", "", { CallingCodeInfo{ "506", {}, { "XXXX XXXX" } } }, false },
+	{ "Cuba", "CU", "", { CallingCodeInfo{ "53", {}, { "X XXX XXXX" } } }, false },
+	{ "Cape Verde", "CV", "", { CallingCodeInfo{ "238", {}, { "XXX XXXX" } } }, false },
+	{ "Curaçao", "CW", "", { CallingCodeInfo{ "599", { "9" }, {} } }, false },
+	{ "Cyprus", "CY", "", { CallingCodeInfo{ "357", {}, { "XXXX XXXX" } } }, false },
+	{ "Czech Republic", "CZ", "", { CallingCodeInfo{ "420", {}, { "XXX XXX XXX" } } }, false },
+	{ "Germany", "DE", "", { CallingCodeInfo{ "49", {}, { "XXXX XXXXXXX" } } }, false },
+	{ "Djibouti", "DJ", "", { CallingCodeInfo{ "253", {}, { "XX XX XX XX" } } }, false },
+	{ "Denmark", "DK", "", { CallingCodeInfo{ "45", {}, { "XXXX XXXX" } } }, false },
+	{ "Dominica", "DM", "", { CallingCodeInfo{ "1767", {}, { "XXX XXXX" } } }, false },
+	{ "Dominican Rep.", "DO", "", { CallingCodeInfo{ "1809", {}, { "XXX XXXX" } } }, false },
+	{ "Algeria", "DZ", "", { CallingCodeInfo{ "213", {}, { "XXX XX XX XX" } } }, false },
+	{ "Ecuador", "EC", "", { CallingCodeInfo{ "593", {}, { "XX XXX XXXX" } } }, false },
+	{ "Estonia", "EE", "", { CallingCodeInfo{ "372", {}, { "XXXX XXXX" } } }, false },
+	{ "Egypt", "EG", "", { CallingCodeInfo{ "20", {}, { "XX XXXX XXXX" } } }, false },
+	{ "Eritrea", "ER", "", { CallingCodeInfo{ "291", {}, { "X XXX XXX" } } }, false },
+	{ "Spain", "ES", "", { CallingCodeInfo{ "34", {}, { "XXX XXX XXX" } } }, false },
+	{ "Ethiopia", "ET", "", { CallingCodeInfo{ "251", {}, { "XX XXX XXXX" } } }, false },
+	{ "Finland", "FI", "", { CallingCodeInfo{ "358", {}, {} } }, false },
+	{ "Fiji", "FJ", "", { CallingCodeInfo{ "679", {}, { "XXX XXXX" } } }, false },
+	{ "Falkland Islands", "FK", "", { CallingCodeInfo{ "500", {}, {} } }, false },
+	{ "Micronesia", "FM", "", { CallingCodeInfo{ "691", {}, {} } }, false },
+	{ "Faroe Islands", "FO", "", { CallingCodeInfo{ "298", {}, { "XXX XXX" } } }, false },
+	{ "France", "FR", "", { CallingCodeInfo{ "33", {}, { "X XX XX XX XX" } } }, false },
+	{ "Gabon", "GA", "", { CallingCodeInfo{ "241", {}, { "X XX XX XX" } } }, false },
+	{ "United Kingdom", "GB", "", { CallingCodeInfo{ "44", {}, { "XXXX XXXXXX" } } }, false },
+	{ "Grenada", "GD", "", { CallingCodeInfo{ "1473", {}, { "XXX XXXX" } } }, false },
+	{ "Georgia", "GE", "", { CallingCodeInfo{ "995", {}, { "XXX XXX XXX" } } }, false },
+	{ "French Guiana", "GF", "", { CallingCodeInfo{ "594", {}, {} } }, false },
+	{ "Ghana", "GH", "", { CallingCodeInfo{ "233", {}, { "XX XXX XXXX" } } }, false },
+	{ "Gibraltar", "GI", "", { CallingCodeInfo{ "350", {}, { "XXXX XXXX" } } }, false },
+	{ "Greenland", "GL", "", { CallingCodeInfo{ "299", {}, { "XXX XXX" } } }, false },
+	{ "Gambia", "GM", "", { CallingCodeInfo{ "220", {}, { "XXX XXXX" } } }, false },
+	{ "Guinea", "GN", "", { CallingCodeInfo{ "224", {}, { "XXX XXX XXX" } } }, false },
+	{ "Guadeloupe", "GP", "", { CallingCodeInfo{ "590", {}, { "XXX XX XX XX" } } }, false },
+	{ "Equatorial Guinea", "GQ", "", { CallingCodeInfo{ "240", {}, { "XXX XXX XXX" } } }, false },
+	{ "Greece", "GR", "", { CallingCodeInfo{ "30", {}, { "XXX XXX XXXX" } } }, false },
+	{ "Guatemala", "GT", "", { CallingCodeInfo{ "502", {}, { "X XXX XXXX" } } }, false },
+	{ "Guam", "GU", "", { CallingCodeInfo{ "1671", {}, { "XXX XXXX" } } }, false },
+	{ "Guinea-Bissau", "GW", "", { CallingCodeInfo{ "245", {}, { "XXX XXXX" } } }, false },
+	{ "Guyana", "GY", "", { CallingCodeInfo{ "592", {}, {} } }, false },
+	{ "Hong Kong", "HK", "", { CallingCodeInfo{ "852", {}, { "X XXX XXXX" } } }, false },
+	{ "Honduras", "HN", "", { CallingCodeInfo{ "504", {}, { "XXXX XXXX" } } }, false },
+	{ "Croatia", "HR", "", { CallingCodeInfo{ "385", {}, { "XX XXX XXX" } } }, false },
+	{ "Haiti", "HT", "", { CallingCodeInfo{ "509", {}, { "XXXX XXXX" } } }, false },
+	{ "Hungary", "HU", "", { CallingCodeInfo{ "36", {}, { "XXX XXX XXX" } } }, false },
+	{ "Indonesia", "ID", "", { CallingCodeInfo{ "62", {}, { "XXX XXXXXX" } } }, false },
+	{ "Ireland", "IE", "", { CallingCodeInfo{ "353", {}, { "XX XXX XXXX" } } }, false },
+	{ "Israel", "IL", "", { CallingCodeInfo{ "972", {}, { "XX XXX XXXX" } } }, false },
+	{ "India", "IN", "", { CallingCodeInfo{ "91", {}, { "XXXXX XXXXX" } } }, false },
+	{ "Diego Garcia", "IO", "", { CallingCodeInfo{ "246", {}, { "XXX XXXX" } } }, false },
+	{ "Iraq", "IQ", "", { CallingCodeInfo{ "964", {}, { "XXX XXX XXXX" } } }, false },
+	{ "Iran", "IR", "", { CallingCodeInfo{ "98", {}, { "XXX XXX XXXX" } } }, false },
+	{ "Iceland", "IS", "", { CallingCodeInfo{ "354", {}, { "XXX XXXX" } } }, false },
+	{ "Italy", "IT", "", { CallingCodeInfo{ "39", {}, { "XXX XXX XXX" } } }, false },
+	{ "Jamaica", "JM", "", { CallingCodeInfo{ "1876", {}, { "XXX XXXX" } } }, false },
+	{ "Jordan", "JO", "", { CallingCodeInfo{ "962", {}, { "X XXXX XXXX" } } }, false },
+	{ "Japan", "JP", "", { CallingCodeInfo{ "81", {}, { "XX XXXX XXXX" } } }, false },
+	{ "Kenya", "KE", "", { CallingCodeInfo{ "254", {}, { "XXX XXX XXX" } } }, false },
+	{ "Kyrgyzstan", "KG", "", { CallingCodeInfo{ "996", {}, { "XXX XXXXXX" } } }, false },
+	{ "Cambodia", "KH", "", { CallingCodeInfo{ "855", {}, { "XX XXX XXX" } } }, false },
+	{ "Kiribati", "KI", "", { CallingCodeInfo{ "686", {}, { "XXXX XXXX" } } }, false },
+	{ "Comoros", "KM", "", { CallingCodeInfo{ "269", {}, { "XXX XXXX" } } }, false },
+	{ "Saint Kitts & Nevis", "KN", "", { CallingCodeInfo{ "1869", {}, { "XXX XXXX" } } }, false },
+	{ "North Korea", "KP", "", { CallingCodeInfo{ "850", {}, {} } }, false },
+	{ "South Korea", "KR", "", { CallingCodeInfo{ "82", {}, { "XX XXXX XXX" } } }, false },
+	{ "Kuwait", "KW", "", { CallingCodeInfo{ "965", {}, { "XXXX XXXX" } } }, false },
+	{ "Cayman Islands", "KY", "", { CallingCodeInfo{ "1345", {}, { "XXX XXXX" } } }, false },
+	{ "Kazakhstan", "KZ", "", { CallingCodeInfo{ "7", { "6" }, { "XXX XXX XX XX" } } }, false },
+	{ "Laos", "LA", "", { CallingCodeInfo{ "856", {}, { "XX XX XXX XXX" } } }, false },
+	{ "Lebanon", "LB", "", { CallingCodeInfo{ "961", {}, { "XX XXX XXX" } } }, false },
+	{ "Saint Lucia", "LC", "", { CallingCodeInfo{ "1758", {}, { "XXX XXXX" } } }, false },
+	{ "Liechtenstein", "LI", "", { CallingCodeInfo{ "423", {}, { "XXX XXXX" } } }, false },
+	{ "Sri Lanka", "LK", "", { CallingCodeInfo{ "94", {}, { "XX XXX XXXX" } } }, false },
+	{ "Liberia", "LR", "", { CallingCodeInfo{ "231", {}, { "XX XXX XXXX" } } }, false },
+	{ "Lesotho", "LS", "", { CallingCodeInfo{ "266", {}, { "XX XXX XXX" } } }, false },
+	{ "Lithuania", "LT", "", { CallingCodeInfo{ "370", {}, { "XXX XXXXX" } } }, false },
+	{ "Luxembourg", "LU", "", { CallingCodeInfo{ "352", {}, { "XXX XXX XXX" } } }, false },
+	{ "Latvia", "LV", "", { CallingCodeInfo{ "371", {}, { "XXX XXXXX" } } }, false },
+	{ "Libya", "LY", "", { CallingCodeInfo{ "218", {}, { "XX XXX XXXX" } } }, false },
+	{ "Morocco", "MA", "", { CallingCodeInfo{ "212", {}, { "XX XXX XXXX" } } }, false },
+	{ "Monaco", "MC", "", { CallingCodeInfo{ "377", {}, { "XXXX XXXX" } } }, false },
+	{ "Moldova", "MD", "", { CallingCodeInfo{ "373", {}, { "XX XXX XXX" } } }, false },
+	{ "Montenegro", "ME", "", { CallingCodeInfo{ "382", {}, {} } }, false },
+	{ "Madagascar", "MG", "", { CallingCodeInfo{ "261", {}, { "XX XX XXX XX" } } }, false },
+	{ "Marshall Islands", "MH", "", { CallingCodeInfo{ "692", {}, {} } }, false },
+	{ "North Macedonia", "MK", "", { CallingCodeInfo{ "389", {}, { "XX XXX XXX" } } }, false },
+	{ "Mali", "ML", "", { CallingCodeInfo{ "223", {}, { "XXXX XXXX" } } }, false },
+	{ "Myanmar", "MM", "", { CallingCodeInfo{ "95", {}, {} } }, false },
+	{ "Mongolia", "MN", "", { CallingCodeInfo{ "976", {}, { "XX XX XXXX" } } }, false },
+	{ "Macau", "MO", "", { CallingCodeInfo{ "853", {}, { "XXXX XXXX" } } }, false },
+	{ "Northern Mariana Islands", "MP", "", { CallingCodeInfo{ "1670", {}, { "XXX XXXX" } } }, false },
+	{ "Martinique", "MQ", "", { CallingCodeInfo{ "596", {}, {} } }, false },
+	{ "Mauritania", "MR", "", { CallingCodeInfo{ "222", {}, { "XXXX XXXX" } } }, false },
+	{ "Montserrat", "MS", "", { CallingCodeInfo{ "1664", {}, { "XXX XXXX" } } }, false },
+	{ "Malta", "MT", "", { CallingCodeInfo{ "356", {}, { "XX XX XX XX" } } }, false },
+	{ "Mauritius", "MU", "", { CallingCodeInfo{ "230", {}, { "XXXX XXXX" } } }, false },
+	{ "Maldives", "MV", "", { CallingCodeInfo{ "960", {}, { "XXX XXXX" } } }, false },
+	{ "Malawi", "MW", "", { CallingCodeInfo{ "265", {}, { "XX XXX XXXX" } } }, false },
+	{ "Mexico", "MX", "", { CallingCodeInfo{ "52", {}, {} } }, false },
+	{ "Malaysia", "MY", "", { CallingCodeInfo{ "60", {}, { "XX XXXX XXXX" } } }, false },
+	{ "Mozambique", "MZ", "", { CallingCodeInfo{ "258", {}, { "XX XXX XXXX" } } }, false },
+	{ "Namibia", "NA", "", { CallingCodeInfo{ "264", {}, { "XX XXX XXXX" } } }, false },
+	{ "New Caledonia", "NC", "", { CallingCodeInfo{ "687", {}, {} } }, false },
+	{ "Niger", "NE", "", { CallingCodeInfo{ "227", {}, { "XX XX XX XX" } } }, false },
+	{ "Norfolk Island", "NF", "", { CallingCodeInfo{ "672", {}, {} } }, false },
+	{ "Nigeria", "NG", "", { CallingCodeInfo{ "234", {}, { "XX XXXX XXXX" } } }, false },
+	{ "Nicaragua", "NI", "", { CallingCodeInfo{ "505", {}, { "XXXX XXXX" } } }, false },
+	{ "Netherlands", "NL", "", { CallingCodeInfo{ "31", {}, { "X XX XX XX XX" } } }, false },
+	{ "Norway", "NO", "", { CallingCodeInfo{ "47", {}, { "XXXX XXXX" } } }, false },
+	{ "Nepal", "NP", "", { CallingCodeInfo{ "977", {}, { "XX XXXX XXXX" } } }, false },
+	{ "Nauru", "NR", "", { CallingCodeInfo{ "674", {}, {} } }, false },
+	{ "Niue", "NU", "", { CallingCodeInfo{ "683", {}, {} } }, false },
+	{ "New Zealand", "NZ", "", { CallingCodeInfo{ "64", {}, { "XXXX XXXX" } } }, false },
+	{ "Oman", "OM", "", { CallingCodeInfo{ "968", {}, { "XXXX XXXX" } } }, false },
+	{ "Panama", "PA", "", { CallingCodeInfo{ "507", {}, { "XXXX XXXX" } } }, false },
+	{ "Peru", "PE", "", { CallingCodeInfo{ "51", {}, { "XXX XXX XXX" } } }, false },
+	{ "French Polynesia", "PF", "", { CallingCodeInfo{ "689", {}, {} } }, false },
+	{ "Papua New Guinea", "PG", "", { CallingCodeInfo{ "675", {}, {} } }, false },
+	{ "Philippines", "PH", "", { CallingCodeInfo{ "63", {}, { "XXX XXX XXXX" } } }, false },
+	{ "Pakistan", "PK", "", { CallingCodeInfo{ "92", {}, { "XXX XXX XXXX" } } }, false },
+	{ "Poland", "PL", "", { CallingCodeInfo{ "48", {}, { "XXX XXX XXX" } } }, false },
+	{ "Saint Pierre & Miquelon", "PM", "", { CallingCodeInfo{ "508", {}, {} } }, false },
+	{ "Puerto Rico", "PR", "", { CallingCodeInfo{ "1787", {}, { "XXX XXXX" } } }, false },
+	{ "Palestine", "PS", "", { CallingCodeInfo{ "970", {}, { "XXX XX XXXX" } } }, false },
+	{ "Portugal", "PT", "", { CallingCodeInfo{ "351", {}, { "XXX XXX XXX" } } }, false },
+	{ "Palau", "PW", "", { CallingCodeInfo{ "680", {}, {} } }, false },
+	{ "Paraguay", "PY", "", { CallingCodeInfo{ "595", {}, { "XXX XXX XXX" } } }, false },
+	{ "Qatar", "QA", "", { CallingCodeInfo{ "974", {}, { "XX XXX XXX" } } }, false },
+	{ "Réunion", "RE", "", { CallingCodeInfo{ "262", {}, { "XXX XXX XXX" } } }, false },
+	{ "Romania", "RO", "", { CallingCodeInfo{ "40", {}, { "XXX XXX XXX" } } }, false },
+	{ "Serbia", "RS", "", { CallingCodeInfo{ "381", {}, { "XX XXX XXXX" } } }, false },
+	{ "Russian Federation", "RU", "", { CallingCodeInfo{ "7", {}, { "XXX XXX XXXX" } } }, false },
+	{ "Rwanda", "RW", "", { CallingCodeInfo{ "250", {}, { "XXX XXX XXX" } } }, false },
+	{ "Saudi Arabia", "SA", "", { CallingCodeInfo{ "966", {}, { "XX XXX XXXX" } } }, false },
+	{ "Solomon Islands", "SB", "", { CallingCodeInfo{ "677", {}, {} } }, false },
+	{ "Seychelles", "SC", "", { CallingCodeInfo{ "248", {}, { "X XX XX XX" } } }, false },
+	{ "Sudan", "SD", "", { CallingCodeInfo{ "249", {}, { "XX XXX XXXX" } } }, false },
+	{ "Sweden", "SE", "", { CallingCodeInfo{ "46", {}, { "XX XXX XXXX" } } }, false },
+	{ "Singapore", "SG", "", { CallingCodeInfo{ "65", {}, { "XXXX XXXX" } } }, false },
+	{ "Saint Helena", "SH", "", { CallingCodeInfo{ "247", {}, {} } }, false },
+	{ "Slovenia", "SI", "", { CallingCodeInfo{ "386", {}, { "XX XXX XXX" } } }, false },
+	{ "Slovakia", "SK", "", { CallingCodeInfo{ "421", {}, { "XXX XXX XXX" } } }, false },
+	{ "Sierra Leone", "SL", "", { CallingCodeInfo{ "232", {}, { "XX XXX XXX" } } }, false },
+	{ "San Marino", "SM", "", { CallingCodeInfo{ "378", {}, { "XXX XXX XXXX" } } }, false },
+	{ "Senegal", "SN", "", { CallingCodeInfo{ "221", {}, { "XX XXX XXXX" } } }, false },
+	{ "Somalia", "SO", "", { CallingCodeInfo{ "252", {}, { "XX XXX XXX" } } }, false },
+	{ "Suriname", "SR", "", { CallingCodeInfo{ "597", {}, { "XXX XXXX" } } }, false },
+	{ "South Sudan", "SS", "", { CallingCodeInfo{ "211", {}, { "XX XXX XXXX" } } }, false },
+	{ "São Tomé & Príncipe", "ST", "", { CallingCodeInfo{ "239", {}, { "XX XXXXX" } } }, false },
+	{ "El Salvador", "SV", "", { CallingCodeInfo{ "503", {}, { "XXXX XXXX" } } }, false },
+	{ "Sint Maarten", "SX", "", { CallingCodeInfo{ "1721", {}, { "XXX XXXX" } } }, false },
+	{ "Syria", "SY", "", { CallingCodeInfo{ "963", {}, { "XXX XXX XXX" } } }, false },
+	{ "Eswatini", "SZ", "", { CallingCodeInfo{ "268", {}, { "XXXX XXXX" } } }, false },
+	{ "Turks & Caicos Islands", "TC", "", { CallingCodeInfo{ "1649", {}, { "XXX XXXX" } } }, false },
+	{ "Chad", "TD", "", { CallingCodeInfo{ "235", {}, { "XX XX XX XX" } } }, false },
+	{ "Togo", "TG", "", { CallingCodeInfo{ "228", {}, { "XX XXX XXX" } } }, false },
+	{ "Thailand", "TH", "", { CallingCodeInfo{ "66", {}, { "X XXXX XXXX" } } }, false },
+	{ "Tajikistan", "TJ", "", { CallingCodeInfo{ "992", {}, { "XX XXX XXXX" } } }, false },
+	{ "Tokelau", "TK", "", { CallingCodeInfo{ "690", {}, {} } }, false },
+	{ "Timor-Leste", "TL", "", { CallingCodeInfo{ "670", {}, {} } }, false },
+	{ "Turkmenistan", "TM", "", { CallingCodeInfo{ "993", {}, { "XX XXXXXX" } } }, false },
+	{ "Tunisia", "TN", "", { CallingCodeInfo{ "216", {}, { "XX XXX XXX" } } }, false },
+	{ "Tonga", "TO", "", { CallingCodeInfo{ "676", {}, {} } }, false },
+	{ "Turkey", "TR", "", { CallingCodeInfo{ "90", {}, { "XXX XXX XXXX" } } }, false },
+	{ "Trinidad & Tobago", "TT", "", { CallingCodeInfo{ "1868", {}, { "XXX XXXX" } } }, false },
+	{ "Tuvalu", "TV", "", { CallingCodeInfo{ "688", {}, {} } }, false },
+	{ "Taiwan", "TW", "", { CallingCodeInfo{ "886", {}, { "XXX XXX XXX" } } }, false },
+	{ "Tanzania", "TZ", "", { CallingCodeInfo{ "255", {}, { "XX XXX XXXX" } } }, false },
+	{ "Ukraine", "UA", "", { CallingCodeInfo{ "380", {}, { "XX XXX XX XX" } } }, false },
+	{ "Uganda", "UG", "", { CallingCodeInfo{ "256", {}, { "XX XXX XXXX" } } }, false },
+	{ "USA", "US", "United States of America", { CallingCodeInfo{ "1", {}, { "XXX XXX XXXX" } } }, false },
+	{ "Uruguay", "UY", "", { CallingCodeInfo{ "598", {}, { "X XXX XXXX" } } }, false },
+	{ "Uzbekistan", "UZ", "", { CallingCodeInfo{ "998", {}, { "XX XXX XX XX" } } }, false },
+	{ "Saint Vincent & the Grenadines", "VC", "", { CallingCodeInfo{ "1784", {}, { "XXX XXXX" } } }, false },
+	{ "Venezuela", "VE", "", { CallingCodeInfo{ "58", {}, { "XXX XXX XXXX" } } }, false },
+	{ "British Virgin Islands", "VG", "", { CallingCodeInfo{ "1284", {}, { "XXX XXXX" } } }, false },
+	{ "US Virgin Islands", "VI", "", { CallingCodeInfo{ "1340", {}, { "XXX XXXX" } } }, false },
+	{ "Vietnam", "VN", "", { CallingCodeInfo{ "84", {}, {} } }, false },
+	{ "Vanuatu", "VU", "", { CallingCodeInfo{ "678", {}, {} } }, false },
+	{ "Wallis & Futuna", "WF", "", { CallingCodeInfo{ "681", {}, {} } }, false },
+	{ "Samoa", "WS", "", { CallingCodeInfo{ "685", {}, {} } }, false },
+	{ "Kosovo", "XK", "", { CallingCodeInfo{ "383", {}, { "XXXX XXXX" } } }, false },
+	{ "Yemen", "YE", "", { CallingCodeInfo{ "967", {}, { "XXX XXX XXX" } } }, false },
+	{ "South Africa", "ZA", "", { CallingCodeInfo{ "27", {}, { "XX XXX XXXX" } } }, false },
+	{ "Zambia", "ZM", "", { CallingCodeInfo{ "260", {}, { "XX XXX XXXX" } } }, false },
+	{ "Zimbabwe", "ZW", "", { CallingCodeInfo{ "263", {}, { "XX XXX XXXX" } } }, false },
+} };
+
+} // namespace
+
+CountriesInstance::CountriesInstance() {
+}
+
+const std::vector<Info> &CountriesInstance::list() {
+	if (_list.empty()) {
+		_list = (FallbackList | ranges::to_vector);
+	}
+	return _list;
+}
+
+void CountriesInstance::setList(std::vector<Info> &&infos) {
+	_list = std::move(infos);
+}
+
+const CountriesInstance::Map &CountriesInstance::byCode() {
+	if (_byCode.empty()) {
+		_byCode.reserve(list().size());
+		for (const auto &entry : list()) {
+			for (const auto &code : entry.codes) {
+				_byCode.insert(code.callingCode, &entry);
+			}
+		}
+	}
+	return _byCode;
+}
+
+const CountriesInstance::Map &CountriesInstance::byISO2() {
+	if (_byISO2.empty()) {
+		_byISO2.reserve(list().size());
+		for (const auto &entry : list()) {
+			_byISO2.insert(entry.iso2, &entry);
+		}
+	}
+	return _byISO2;
+}
+
+QString CountriesInstance::validPhoneCode(QString fullCode) {
+	const auto &listByCode = byCode();
+	while (fullCode.length()) {
+		const auto i = listByCode.constFind(fullCode);
+		if (i != listByCode.cend()) {
+			return fullCode;
+		}
+		fullCode.chop(1);
+	}
+	return QString();
+}
+
+QString CountriesInstance::countryNameByISO2(const QString &iso) {
+	const auto &listByISO2 = byISO2();
+	const auto i = listByISO2.constFind(iso);
+	return (i != listByISO2.cend()) ? (*i)->name : QString();
+}
+
+QString CountriesInstance::countryISO2ByPhone(const QString &phone) {
+	const auto &listByCode = byCode();
+	const auto code = validPhoneCode(phone);
+	const auto i = listByCode.find(code);
+	return (i != listByCode.cend()) ? (*i)->iso2 : QString();
+}
+
+FormatResult CountriesInstance::format(FormatArgs args) {
+	// Ported from TDLib.
+	if (args.phone.isEmpty()) {
+		return FormatResult();
+	}
+	const auto &phoneNumber = args.phone;
+
+	const Info *bestCountryPtr = nullptr;
+	const CallingCodeInfo *bestCallingCodePtr = nullptr;
+	auto bestLength = size_t(0);
+	[[maybe_unused]] auto isPrefix = false;
+	for (const auto &country : list()) {
+		for (auto &callingCode : country.codes) {
+			if (phoneNumber.startsWith(callingCode.callingCode)) {
+				const auto codeSize = callingCode.callingCode.size();
+				for (const auto &prefix : callingCode.prefixes) {
+					if (prefix.startsWith(phoneNumber.midRef(codeSize))) {
+						isPrefix = true;
+					}
+					if ((codeSize + prefix.size()) > bestLength &&
+							phoneNumber.midRef(codeSize).startsWith(prefix)) {
+						bestCountryPtr = &country;
+						bestCallingCodePtr = &callingCode;
+						bestLength = codeSize + prefix.size();
+					}
+				}
+			}
+			if (callingCode.callingCode.startsWith(phoneNumber)) {
+				isPrefix = true;
+			}
+		}
+	}
+	if (bestCountryPtr == nullptr) {
+		return FormatResult{ .formatted = phoneNumber };
+	}
+	if (args.onlyCode) {
+		return FormatResult{ .code = bestCallingCodePtr->callingCode };
+	}
+
+	const auto codeSize = int(bestCallingCodePtr->callingCode.size());
+
+	if (args.onlyGroups && args.incomplete) {
+		auto groups = args.skipCode
+			? QVector<int>()
+			: QVector<int>{ codeSize };
+		auto groupSize = 0;
+		if (bestCallingCodePtr->patterns.empty()) {
+			return FormatResult{ .groups = std::move(groups) };
+		}
+		for (const auto &c : bestCallingCodePtr->patterns.front()) {
+			if (c == ' ') {
+				groups.push_back(base::take(groupSize));
+			} else {
+				groupSize++;
+			}
+		}
+		if (groupSize) {
+			groups.push_back(base::take(groupSize));
+		}
+		return FormatResult{ .groups = std::move(groups) };
+	}
+
+	const auto formattedPart = phoneNumber.mid(codeSize);
+	auto formattedResult = formattedPart;
+	auto groups = QVector<int>();
+	auto maxMatchedDigits = size_t(0);
+	for (auto &pattern : bestCallingCodePtr->patterns) {
+		auto resultGroups = QVector<int>();
+		auto result = QString();
+		auto currentPatternPos = int(0);
+		auto isFailedMatch = false;
+		auto matchedDigits = size_t(0);
+		auto groupSize = 0;
+		for (const auto &c : formattedPart) {
+			while ((currentPatternPos < pattern.size())
+				&& (pattern[currentPatternPos] != 'X')
+				&& !pattern[currentPatternPos].isDigit()) {
+				if (args.onlyGroups) {
+					resultGroups.push_back(groupSize);
+					groupSize = 0;
+				} else {
+					result += pattern[currentPatternPos];
+				}
+				currentPatternPos++;
+			}
+			if (!args.onlyGroups && (currentPatternPos == pattern.size())) {
+				result += ' ';
+			}
+			if ((currentPatternPos >= pattern.size())
+				|| (pattern[currentPatternPos] == 'X')) {
+				currentPatternPos++;
+				if (args.onlyGroups) {
+					groupSize++;
+				} else {
+					result += c;
+				}
+			} else {
+				if (c == pattern[currentPatternPos]) {
+					matchedDigits++;
+					currentPatternPos++;
+					if (args.onlyGroups) {
+						groupSize++;
+					} else {
+						result += c;
+					}
+				} else {
+					isFailedMatch = true;
+					break;
+				}
+			}
+		}
+		if (groupSize) {
+			resultGroups.push_back(groupSize);
+		}
+		if (!isFailedMatch && matchedDigits >= maxMatchedDigits) {
+			maxMatchedDigits = matchedDigits;
+			if (args.onlyGroups) {
+				groups = std::move(resultGroups);
+			} else {
+				formattedResult = std::move(result);
+			}
+		}
+	}
+
+	if (!args.skipCode) {
+		if (args.onlyGroups) {
+			groups.push_front(codeSize);
+		} else {
+			formattedResult = '+'
+				+ bestCallingCodePtr->callingCode
+				+ ' '
+				+ std::move(formattedResult);
+		}
+	}
+
+	return FormatResult{
+		.formatted = (args.onlyGroups
+			? QString()
+			: std::move(formattedResult)),
+		.groups = std::move(groups),
+	};
+}
+
+CountriesInstance &Instance() {
+	return SingleInstance;
+}
+
+QString ExtractPhoneCode(const QString &phone) {
+	return Instance().format({ .phone = phone, .onlyCode = true }).code;
+}
+
+} // namespace Countries

Telegram/SourceFiles/countries/countries_instance.h

@@ -0,0 +1,70 @@
+/*
+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
+
+namespace Countries {
+
+struct CallingCodeInfo {
+	QString callingCode;
+	std::vector<QString> prefixes;
+	std::vector<QString> patterns;
+};
+
+struct Info {
+	QString name;
+	QString iso2;
+	QString alternativeName;
+	std::vector<CallingCodeInfo> codes;
+	bool isHidden = false;
+};
+
+struct FormatResult {
+	QString formatted;
+	QVector<int> groups;
+	QString code;
+};
+
+struct FormatArgs {
+	QString phone;
+	bool onlyGroups = false;
+	bool skipCode = false;
+	bool incomplete = false;
+	bool onlyCode = false;
+};
+
+class CountriesInstance final {
+public:
+	using Map = QHash<QString, const Info *>;
+
+	CountriesInstance();
+	[[nodiscard]] const std::vector<Info> &list();
+	void setList(std::vector<Info> &&infos);
+
+	[[nodiscard]] const Map &byCode();
+	[[nodiscard]] const Map &byISO2();
+
+	[[nodiscard]] QString validPhoneCode(QString fullCode);
+	[[nodiscard]] QString countryNameByISO2(const QString &iso);
+	[[nodiscard]] QString countryISO2ByPhone(const QString &phone);
+
+	[[nodiscard]] FormatResult format(FormatArgs args);
+
+private:
+	std::vector<Info> _list;
+
+	Map _byCode;
+	Map _byISO2;
+
+};
+
+CountriesInstance &Instance();
+
+[[nodiscard]] QString ExtractPhoneCode(const QString &phone);
+
+} // namespace Countries

Telegram/SourceFiles/countries/countries_manager.cpp

@@ -0,0 +1,257 @@
+/*
+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 "countries/countries_manager.h"
+
+#include "core/application.h"
+#include "countries/countries_instance.h"
+#include "main/main_app_config.h"
+#include "main/main_account.h"
+#include "main/main_domain.h"
+#include "mtproto/mtp_instance.h"
+
+#include <QtCore/QFile>
+
+namespace Countries {
+namespace {
+
+struct FileData {
+	int hash = 0;
+	std::vector<Info> infos;
+};
+
+auto ProcessAlternativeName(Info &&info) {
+	if (info.name == u"USA"_q) {
+		info.alternativeName = u"United States of America"_q;
+	}
+	return std::move(info);
+}
+
+[[nodiscard]] QByteArray SerializeCodeInfo(const CallingCodeInfo &info) {
+	auto result = QByteArray();
+	auto stream = QDataStream(&result, QIODevice::WriteOnly);
+	stream.setVersion(QDataStream::Qt_5_3);
+	stream
+		<< info.callingCode
+		<< int(info.prefixes.size())
+		<< int(info.patterns.size());
+	for (const auto &prefix : info.prefixes) {
+		stream << prefix;
+	}
+	for (const auto &pattern : info.patterns) {
+		stream << pattern;
+	}
+	stream.device()->close();
+
+	return result;
+}
+
+[[nodiscard]] CallingCodeInfo DeserializeCodeInfo(const QByteArray &data) {
+	auto stream = QDataStream(data);
+	auto result = CallingCodeInfo();
+	auto prefixesCount = qint32(0);
+	auto patternsCount = qint32(0);
+	stream
+		>> result.callingCode
+		>> prefixesCount
+		>> patternsCount;
+	for (auto i = 0; i < prefixesCount; i++) {
+		auto prefix = QString();
+		stream >> prefix;
+		result.prefixes.push_back(std::move(prefix));
+	}
+	for (auto i = 0; i < patternsCount; i++) {
+		auto pattern = QString();
+		stream >> pattern;
+		result.patterns.push_back(std::move(pattern));
+	}
+	return (stream.status() != QDataStream::Ok)
+		? CallingCodeInfo()
+		: result;
+}
+
+[[nodiscard]] QByteArray SerializeInfo(const Info &info) {
+	auto result = QByteArray();
+	auto stream = QDataStream(&result, QIODevice::WriteOnly);
+	stream.setVersion(QDataStream::Qt_5_3);
+	stream
+		<< info.name
+		<< info.iso2
+		<< info.alternativeName
+		<< info.isHidden
+		<< int(info.codes.size());
+	for (const auto &code : info.codes) {
+		stream << SerializeCodeInfo(code);
+	}
+	stream.device()->close();
+
+	return result;
+}
+
+[[nodiscard]] Info DeserializeInfo(const QByteArray &data) {
+	auto stream = QDataStream(data);
+	auto result = Info();
+	auto codesCount = qint32(0);
+	stream
+		>> result.name
+		>> result.iso2
+		>> result.alternativeName
+		>> result.isHidden
+		>> codesCount;
+	for (auto i = 0; i < codesCount; i++) {
+		auto code = QByteArray();
+		stream >> code;
+		result.codes.push_back(DeserializeCodeInfo(code));
+	}
+	return (stream.status() != QDataStream::Ok)
+		? Info()
+		: result;
+}
+
+[[nodiscard]] QByteArray Serialize(const FileData &data) {
+	auto result = QByteArray();
+	auto stream = QDataStream(&result, QIODevice::WriteOnly);
+	stream.setVersion(QDataStream::Qt_5_3);
+	stream
+		<< data.hash
+		<< int(data.infos.size());
+	for (const auto &info : data.infos) {
+		stream << SerializeInfo(info);
+	}
+	stream.device()->close();
+
+	return result;
+}
+
+[[nodiscard]] FileData Deserialize(const QByteArray &data) {
+	auto stream = QDataStream(data);
+	auto hash = int(0);
+	auto infosCount = qint32(0);
+	auto infos = std::vector<Info>();
+	stream >> hash >> infosCount;
+	for (auto i = 0; i < infosCount; i++) {
+		auto info = QByteArray();
+		stream >> info;
+		infos.push_back(DeserializeInfo(info));
+	}
+	return (stream.status() != QDataStream::Ok)
+		? FileData()
+		: FileData{ .hash = hash, .infos = std::move(infos) };
+}
+
+} // namespace
+
+Manager::Manager(not_null<Main::Domain*> domain)
+: _path(cWorkingDir() + "tdata/countries") {
+	read();
+	domain->activeValue(
+	) | rpl::map([=](Main::Account *account) {
+		if (!account) {
+			_api.reset();
+		}
+		return account
+				? account->mtpMainSessionValue()
+				: rpl::never<not_null<MTP::Instance*>>();
+	}) | rpl::flatten_latest(
+	) | rpl::start_with_next([=](not_null<MTP::Instance*> instance) {
+		_api.emplace(instance);
+		request();
+	}, _lifetime);
+}
+
+void Manager::read() {
+	auto file = QFile(_path);
+	if (!file.open(QIODevice::ReadOnly)) {
+		return;
+	}
+
+	auto stream = QDataStream(&file);
+	auto data = QByteArray();
+	stream >> data;
+	auto fileData = Deserialize(data);
+
+	_hash = fileData.hash;
+	Instance().setList(base::take(fileData.infos));
+}
+
+void Manager::write() const {
+	auto file = QFile(_path);
+	if (!file.open(QIODevice::WriteOnly)) {
+		return;
+	}
+
+	auto stream = QDataStream(&file);
+	stream << Serialize({ .hash = _hash, .infos = Instance().list() });
+}
+
+void Manager::request() {
+	Expects(_api.has_value());
+
+	const auto convertMTP = [](const auto &vector, bool force = false) {
+		if (!vector) {
+			return std::vector<QString>(force ? 1 : 0);
+		}
+		return ranges::views::all(
+			vector->v
+		) | ranges::views::transform([](const MTPstring &s) -> QString {
+			return qs(s);
+		}) | ranges::to_vector;
+	};
+
+	_api->request(MTPhelp_GetCountriesList(
+		MTP_string(),
+		MTP_int(_hash)
+	)).done([=](const MTPhelp_CountriesList &result) {
+		result.match([&](const MTPDhelp_countriesList &data) {
+			_hash = data.vhash().v;
+
+			auto infos = std::vector<Info>();
+
+			for (const auto &country : data.vcountries().v) {
+
+				const auto &countryData = country.c_help_country();
+				if (countryData.is_hidden()) {
+					continue;
+				}
+
+				auto info = Info(ProcessAlternativeName({
+					.name = countryData.vdefault_name().v,
+					.iso2 = countryData.viso2().v,
+					.isHidden = countryData.is_hidden(),
+				}));
+				for (const auto &code : countryData.vcountry_codes().v) {
+					const auto &codeData = code.c_help_countryCode();
+					info.codes.push_back(CallingCodeInfo{
+						.callingCode = codeData.vcountry_code().v,
+						.prefixes = convertMTP(codeData.vprefixes(), true),
+						.patterns = convertMTP(codeData.vpatterns()),
+					});
+				}
+
+				infos.push_back(std::move(info));
+			}
+
+			Instance().setList(std::move(infos));
+			write();
+		}, [](const MTPDhelp_countriesListNotModified &data) {
+		});
+		_lifetime.destroy();
+	}).fail([=](const MTP::Error &error) {
+		LOG(("API Error: getting countries failed with error %1"
+			).arg(error.type()));
+		_lifetime.destroy();
+	}).send();
+}
+
+rpl::lifetime &Manager::lifetime() {
+	return _lifetime;
+}
+
+Manager::~Manager() {
+}
+
+} // namespace Countries

Telegram/SourceFiles/countries/countries_manager.h

@@ -0,0 +1,38 @@
+/*
+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"
+
+namespace Main {
+class Domain;
+} // namespace Main
+
+namespace Countries {
+
+class Manager final {
+public:
+	Manager(not_null<Main::Domain*> domain);
+	~Manager();
+
+	void read();
+	void write() const;
+
+	rpl::lifetime &lifetime();
+
+private:
+	void request();
+
+	std::optional<MTP::Sender> _api;
+	const QString _path;
+	int _hash = 0;
+
+	rpl::lifetime _lifetime;
+};
+
+} // namespace Countries

Telegram/SourceFiles/data/data_changes.h

@@ -57,7 +57,7 @@ struct PeerUpdate {
 		Notifications     = (1U << 4),
 		Migration         = (1U << 5),
 		UnavailableReason = (1U << 6),
-		PinnedMessages    = (1U << 7),
+		ChatThemeEmoji    = (1U << 7),
 		IsBlocked         = (1U << 8),
 		MessagesTTL       = (1U << 9),
 
@@ -118,8 +118,9 @@ struct HistoryUpdate {
 		BotKeyboard    = (1U << 11),
 		CloudDraft     = (1U << 12),
 		LocalDraftSet  = (1U << 13),
+		PinnedMessages = (1U << 14),
 
-		LastUsedBit    = (1U << 13),
+		LastUsedBit    = (1U << 14),
 	};
 	using Flags = base::flags<Flag>;
 	friend inline constexpr auto is_flag_type(Flag) { return true; }
@@ -133,16 +134,17 @@ struct MessageUpdate {
 	enum class Flag : uint32 {
 		None = 0,
 
-		Edited           = (1U << 0),
-		Destroyed        = (1U << 1),
-		DialogRowRepaint = (1U << 2),
-		DialogRowRefresh = (1U << 3),
-		NewAdded         = (1U << 4),
-		ReplyMarkup      = (1U << 5),
-		BotCallbackSent  = (1U << 6),
-		NewMaybeAdded    = (1U << 7),
+		Edited             = (1U << 0),
+		Destroyed          = (1U << 1),
+		DialogRowRepaint   = (1U << 2),
+		DialogRowRefresh   = (1U << 3),
+		NewAdded           = (1U << 4),
+		ReplyMarkup        = (1U << 5),
+		BotCallbackSent    = (1U << 6),
+		NewMaybeAdded      = (1U << 7),
+		RepliesUnreadCount = (1U << 8),
 
-		LastUsedBit      = (1U << 7),
+		LastUsedBit        = (1U << 7),
 	};
 	using Flags = base::flags<Flag>;
 	friend inline constexpr auto is_flag_type(Flag) { return true; }

Telegram/SourceFiles/data/data_channel.cpp

@@ -887,6 +887,7 @@ void ApplyChannelUpdate(
 			session->changes().peerUpdated(channel, UpdateFlag::StickersSet);
 		}
 	}
+	channel->setThemeEmoji(qs(update.vtheme_emoticon().value_or_empty()));
 	channel->fullUpdated();
 
 	if (canViewAdmins != channel->canViewAdmins()

Telegram/SourceFiles/data/data_chat.cpp

@@ -428,6 +428,7 @@ void ApplyChatUpdate(not_null<ChatData*> chat, const MTPDchatFull &update) {
 		SetTopPinnedMessageId(chat, pinned->v);
 	}
 	chat->checkFolder(update.vfolder_id().value_or_empty());
+	chat->setThemeEmoji(qs(update.vtheme_emoticon().value_or_empty()));
 	chat->fullUpdated();
 	chat->setAbout(qs(update.vabout()));
 

Telegram/SourceFiles/data/data_cloud_themes.cpp

@@ -31,21 +31,83 @@ constexpr auto kReloadTimeout = 3600 * crl::time(1000);
 
 CloudTheme CloudTheme::Parse(
 		not_null<Main::Session*> session,
-		const MTPDtheme &data) {
+		const MTPDtheme &data,
+		bool parseSettings) {
 	const auto document = data.vdocument();
+	const auto paper = [&]() -> std::optional<WallPaper> {
+		if (const auto settings = data.vsettings()) {
+			return settings->match([&](const MTPDthemeSettings &data) {
+				return data.vwallpaper()
+					? WallPaper::Create(session, *data.vwallpaper())
+					: std::nullopt;
+			});
+		}
+		return {};
+	};
+	const auto outgoingMessagesColors = [&] {
+		auto result = std::vector<QColor>();
+		if (const auto settings = data.vsettings()) {
+			settings->match([&](const MTPDthemeSettings &data) {
+				if (const auto colors = data.vmessage_colors()) {
+					for (const auto color : colors->v) {
+						result.push_back(ColorFromSerialized(color));
+					}
+				}
+			});
+		}
+		return result;
+	};
+	const auto accentColor = [&]() -> std::optional<QColor> {
+		if (const auto settings = data.vsettings()) {
+			return settings->match([&](const MTPDthemeSettings &data) {
+				return ColorFromSerialized(data.vaccent_color().v);
+			});
+		}
+		return {};
+	};
+	const auto basedOnDark = [&] {
+		if (const auto settings = data.vsettings()) {
+			return settings->match([&](const MTPDthemeSettings &data) {
+				return data.vbase_theme().match([](
+						const MTPDbaseThemeNight &) {
+					return true;
+				}, [](const MTPDbaseThemeTinted &) {
+					return true;
+				}, [](const auto &) {
+					return false;
+				});
+			});
+		}
+		return false;
+	};
 	return {
-		data.vid().v,
-		data.vaccess_hash().v,
-		qs(data.vslug()),
-		qs(data.vtitle()),
-		(document
+		.id = data.vid().v,
+		.accessHash = data.vaccess_hash().v,
+		.slug = qs(data.vslug()),
+		.title = qs(data.vtitle()),
+		.documentId = (document
 			? session->data().processDocument(*document)->id
 			: DocumentId(0)),
-		data.is_creator() ? session->userId() : UserId(0),
-		data.vinstalls_count().v
+		.createdBy = data.is_creator() ? session->userId() : UserId(0),
+		.usersCount = data.vinstalls_count().value_or_empty(),
+		.paper = parseSettings ? paper() : std::nullopt,
+		.accentColor = parseSettings ? accentColor() : std::nullopt,
+		.outgoingMessagesColors = (parseSettings
+			? outgoingMessagesColors()
+			: std::vector<QColor>()),
+		.basedOnDark = parseSettings && basedOnDark(),
 	};
 }
 
+CloudTheme CloudTheme::Parse(
+		not_null<Main::Session*> session,
+		const MTPTheme &data,
+		bool parseSettings) {
+	return data.match([&](const MTPDtheme &data) {
+		return CloudTheme::Parse(session, data, parseSettings);
+	});
+}
+
 QString CloudThemes::Format() {
 	static const auto kResult = QString::fromLatin1("tdesktop");
 	return kResult;
@@ -256,14 +318,14 @@ void CloudThemes::scheduleReload() {
 }
 
 void CloudThemes::refresh() {
-	if (_refreshRquestId) {
+	if (_refreshRequestId) {
 		return;
 	}
-	_refreshRquestId = _session->api().request(MTPaccount_GetThemes(
+	_refreshRequestId = _session->api().request(MTPaccount_GetThemes(
 		MTP_string(Format()),
 		MTP_int(_hash)
 	)).done([=](const MTPaccount_Themes &result) {
-		_refreshRquestId = 0;
+		_refreshRequestId = 0;
 		result.match([&](const MTPDaccount_themes &data) {
 			_hash = data.vhash().v;
 			parseThemes(data.vthemes().v);
@@ -271,7 +333,7 @@ void CloudThemes::refresh() {
 		}, [](const MTPDaccount_themesNotModified &) {
 		});
 	}).fail([=](const MTP::Error &error) {
-		_refreshRquestId = 0;
+		_refreshRequestId = 0;
 	}).send();
 }
 
@@ -279,13 +341,79 @@ void CloudThemes::parseThemes(const QVector<MTPTheme> &list) {
 	_list.clear();
 	_list.reserve(list.size());
 	for (const auto &theme : list) {
-		theme.match([&](const MTPDtheme &data) {
-			_list.push_back(CloudTheme::Parse(_session, data));
-		});
+		_list.push_back(CloudTheme::Parse(_session, theme));
 	}
 	checkCurrentTheme();
 }
 
+void CloudThemes::refreshChatThemes() {
+	if (_chatThemesRequestId) {
+		return;
+	}
+	_chatThemesRequestId = _session->api().request(MTPaccount_GetChatThemes(
+		MTP_int(_chatThemesHash)
+	)).done([=](const MTPaccount_ChatThemes &result) {
+		_chatThemesRequestId = 0;
+		result.match([&](const MTPDaccount_chatThemes &data) {
+			_hash = data.vhash().v;
+			parseChatThemes(data.vthemes().v);
+			_chatThemesUpdates.fire({});
+		}, [](const MTPDaccount_chatThemesNotModified &) {
+		});
+	}).fail([=](const MTP::Error &error) {
+		_chatThemesRequestId = 0;
+	}).send();
+}
+
+const std::vector<ChatTheme> &CloudThemes::chatThemes() const {
+	return _chatThemes;
+}
+
+rpl::producer<> CloudThemes::chatThemesUpdated() const {
+	return _chatThemesUpdates.events();
+}
+
+std::optional<ChatTheme> CloudThemes::themeForEmoji(
+		const QString &emoji) const {
+	if (emoji.isEmpty()) {
+		return {};
+	}
+	const auto i = ranges::find(_chatThemes, emoji, &ChatTheme::emoji);
+	return (i != end(_chatThemes)) ? std::make_optional(*i) : std::nullopt;
+}
+
+rpl::producer<std::optional<ChatTheme>> CloudThemes::themeForEmojiValue(
+		const QString &emoji) {
+	if (emoji.isEmpty()) {
+		return rpl::single<std::optional<ChatTheme>>(std::nullopt);
+	} else if (auto result = themeForEmoji(emoji)) {
+		return rpl::single(std::move(result));
+	}
+	refreshChatThemes();
+	return rpl::single<std::optional<ChatTheme>>(
+		std::nullopt
+	) | rpl::then(chatThemesUpdated(
+	) | rpl::map([=] {
+		return themeForEmoji(emoji);
+	}) | rpl::filter([](const std::optional<ChatTheme> &theme) {
+		return theme.has_value();
+	}) | rpl::take(1));
+}
+
+void CloudThemes::parseChatThemes(const QVector<MTPChatTheme> &list) {
+	_chatThemes.clear();
+	_chatThemes.reserve(list.size());
+	for (const auto &theme : list) {
+		theme.match([&](const MTPDchatTheme &data) {
+			_chatThemes.push_back({
+				.emoji = qs(data.vemoticon()),
+				.light = CloudTheme::Parse(_session, data.vtheme(), true),
+				.dark = CloudTheme::Parse(_session, data.vdark_theme(), true),
+			});
+		});
+	}
+}
+
 void CloudThemes::checkCurrentTheme() {
 	const auto &object = Window::Theme::Background()->themeObject();
 	if (!object.cloud.id || !object.cloud.documentId) {

Telegram/SourceFiles/data/data_cloud_themes.h

@@ -8,6 +8,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #pragma once
 
 #include "base/timer.h"
+#include "data/data_wall_paper.h"
 
 class DocumentData;
 
@@ -32,9 +33,25 @@ struct CloudTheme {
 	UserId createdBy = 0;
 	int usersCount = 0;
 
+	std::optional<WallPaper> paper;
+	std::optional<QColor> accentColor;
+	std::vector<QColor> outgoingMessagesColors;
+	bool basedOnDark = false;
+
 	static CloudTheme Parse(
 		not_null<Main::Session*> session,
-		const MTPDtheme &data);
+		const MTPDtheme &data,
+		bool parseSettings = false);
+	static CloudTheme Parse(
+		not_null<Main::Session*> session,
+		const MTPTheme &data,
+		bool parseSettings = false);
+};
+
+struct ChatTheme {
+	QString emoji;
+	CloudTheme light;
+	CloudTheme dark;
 };
 
 class CloudThemes final {
@@ -49,6 +66,14 @@ public:
 	void savedFromEditor(const CloudTheme &data);
 	void remove(uint64 cloudThemeId);
 
+	void refreshChatThemes();
+	[[nodiscard]] const std::vector<ChatTheme> &chatThemes() const;
+	[[nodiscard]] rpl::producer<> chatThemesUpdated() const;
+	[[nodiscard]] std::optional<ChatTheme> themeForEmoji(
+		const QString &emoji) const;
+	[[nodiscard]] rpl::producer<std::optional<ChatTheme>> themeForEmojiValue(
+		const QString &emoji);
+
 	void applyUpdate(const MTPTheme &theme);
 
 	void resolve(
@@ -90,13 +115,20 @@ private:
 		Fn<void(std::shared_ptr<Data::DocumentMedia>)> callback);
 	void invokeForLoaded(LoadingDocument &value);
 
+	void parseChatThemes(const QVector<MTPChatTheme> &list);
+
 	const not_null<Main::Session*> _session;
 	int32 _hash = 0;
-	mtpRequestId _refreshRquestId = 0;
+	mtpRequestId _refreshRequestId = 0;
 	mtpRequestId _resolveRequestId = 0;
 	std::vector<CloudTheme> _list;
 	rpl::event_stream<> _updates;
 
+	int32 _chatThemesHash = 0;
+	mtpRequestId _chatThemesRequestId = 0;
+	std::vector<ChatTheme> _chatThemes;
+	rpl::event_stream<> _chatThemesUpdates;
+
 	base::Timer _reloadCurrentTimer;
 	LoadingDocument _updatingFrom;
 	LoadingDocument _previewFrom;

Telegram/SourceFiles/data/data_countries.cpp

@@ -1,301 +0,0 @@
-/*
-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 "data/data_countries.h"
-
-namespace Data {
-namespace {
-
-const std::array<CountryInfo, 231> List = { {
-	{ "Afghanistan", "AF", "93" },
-	{ "Albania", "AL", "355" },
-	{ "Algeria", "DZ", "213" },
-	{ "American Samoa", "AS", "1684" },
-	{ "Andorra", "AD", "376" },
-	{ "Angola", "AO", "244" },
-	{ "Anguilla", "AI", "1264" },
-	{ "Antigua & Barbuda", "AG", "1268" },
-	{ "Argentina", "AR", "54" },
-	{ "Armenia", "AM", "374" },
-	{ "Aruba", "AW", "297" },
-	{ "Australia", "AU", "61" },
-	{ "Austria", "AT", "43" },
-	{ "Azerbaijan", "AZ", "994" },
-	{ "Bahamas", "BS", "1242" },
-	{ "Bahrain", "BH", "973" },
-	{ "Bangladesh", "BD", "880" },
-	{ "Barbados", "BB", "1246" },
-	{ "Belarus", "BY", "375" },
-	{ "Belgium", "BE", "32" },
-	{ "Belize", "BZ", "501" },
-	{ "Benin", "BJ", "229" },
-	{ "Bermuda", "BM", "1441" },
-	{ "Bhutan", "BT", "975" },
-	{ "Bolivia", "BO", "591" },
-	{ "Bonaire, Sint Eustatius & Saba", "BQ", "599" },
-	{ "Bosnia & Herzegovina", "BA", "387" },
-	{ "Botswana", "BW", "267" },
-	{ "Brazil", "BR", "55" },
-	{ "British Virgin Islands", "VG", "1284" },
-	{ "Brunei Darussalam", "BN", "673" },
-	{ "Bulgaria", "BG", "359" },
-	{ "Burkina Faso", "BF", "226" },
-	{ "Burundi", "BI", "257" },
-	{ "Cambodia", "KH", "855" },
-	{ "Cameroon", "CM", "237" },
-	{ "Canada", "CA", "1" },
-	{ "Cape Verde", "CV", "238" },
-	{ "Cayman Islands", "KY", "1345" },
-	{ "Central African Republic", "CF", "236" },
-	{ "Chad", "TD", "235" },
-	{ "Chile", "CL", "56" },
-	{ "China", "CN", "86" },
-	{ "Colombia", "CO", "57" },
-	{ "Comoros", "KM", "269" },
-	{ "Congo", "CG", "242" },
-	{ "Congo, Democratic Republic", "CD", "243" },
-	{ "Cook Islands", "CK", "682" },
-	{ "Costa Rica", "CR", "506" },
-	{ "Croatia", "HR", "385" },
-	{ "Cuba", "CU", "53" },
-	{ "Curaçao", "CW", "599" },
-	{ "Cyprus", "CY", "357" },
-	{ "Czech Republic", "CZ", "420" },
-	{ "Côte d`Ivoire", "CI", "225" },
-	{ "Denmark", "DK", "45" },
-	{ "Diego Garcia", "IO", "246" },
-	{ "Djibouti", "DJ", "253" },
-	{ "Dominica", "DM", "1767" },
-	{ "Dominican Republic", "DO", "1" },
-	{ "Ecuador", "EC", "593" },
-	{ "Egypt", "EG", "20" },
-	{ "El Salvador", "SV", "503" },
-	{ "Equatorial Guinea", "GQ", "240" },
-	{ "Eritrea", "ER", "291" },
-	{ "Estonia", "EE", "372" },
-	{ "Ethiopia", "ET", "251" },
-	{ "Falkland Islands", "FK", "500" },
-	{ "Faroe Islands", "FO", "298" },
-	{ "Fiji", "FJ", "679" },
-	{ "Finland", "FI", "358" },
-	{ "France", "FR", "33" },
-	{ "French Guiana", "GF", "594" },
-	{ "French Polynesia", "PF", "689" },
-	{ "Gabon", "GA", "241" },
-	{ "Gambia", "GM", "220" },
-	{ "Georgia", "GE", "995" },
-	{ "Germany", "DE", "49" },
-	{ "Ghana", "GH", "233" },
-	{ "Gibraltar", "GI", "350" },
-	{ "Greece", "GR", "30" },
-	{ "Greenland", "GL", "299" },
-	{ "Grenada", "GD", "1473" },
-	{ "Guadeloupe", "GP", "590" },
-	{ "Guam", "GU", "1671" },
-	{ "Guatemala", "GT", "502" },
-	{ "Guinea", "GN", "224" },
-	{ "Guinea-Bissau", "GW", "245" },
-	{ "Guyana", "GY", "592" },
-	{ "Haiti", "HT", "509" },
-	{ "Honduras", "HN", "504" },
-	{ "Hong Kong", "HK", "852" },
-	{ "Hungary", "HU", "36" },
-	{ "Iceland", "IS", "354" },
-	{ "India", "IN", "91" },
-	{ "Indonesia", "ID", "62" },
-	{ "Iran", "IR", "98" },
-	{ "Iraq", "IQ", "964" },
-	{ "Ireland", "IE", "353" },
-	{ "Israel", "IL", "972" },
-	{ "Italy", "IT", "39" },
-	{ "Jamaica", "JM", "1876" },
-	{ "Japan", "JP", "81" },
-	{ "Jordan", "JO", "962" },
-	{ "Kazakhstan", "KZ", "7" },
-	{ "Kenya", "KE", "254" },
-	{ "Kiribati", "KI", "686" },
-	{ "Kuwait", "KW", "965" },
-	{ "Kyrgyzstan", "KG", "996" },
-	{ "Laos", "LA", "856" },
-	{ "Latvia", "LV", "371" },
-	{ "Lebanon", "LB", "961" },
-	{ "Lesotho", "LS", "266" },
-	{ "Liberia", "LR", "231" },
-	{ "Libya", "LY", "218" },
-	{ "Liechtenstein", "LI", "423" },
-	{ "Lithuania", "LT", "370" },
-	{ "Luxembourg", "LU", "352" },
-	{ "Macau", "MO", "853" },
-	{ "Macedonia", "MK", "389" },
-	{ "Madagascar", "MG", "261" },
-	{ "Malawi", "MW", "265" },
-	{ "Malaysia", "MY", "60" },
-	{ "Maldives", "MV", "960" },
-	{ "Mali", "ML", "223" },
-	{ "Malta", "MT", "356" },
-	{ "Marshall Islands", "MH", "692" },
-	{ "Martinique", "MQ", "596" },
-	{ "Mauritania", "MR", "222" },
-	{ "Mauritius", "MU", "230" },
-	{ "Mexico", "MX", "52" },
-	{ "Micronesia", "FM", "691" },
-	{ "Moldova", "MD", "373" },
-	{ "Monaco", "MC", "377" },
-	{ "Mongolia", "MN", "976" },
-	{ "Montenegro", "ME", "382" },
-	{ "Montserrat", "MS", "1664" },
-	{ "Morocco", "MA", "212" },
-	{ "Mozambique", "MZ", "258" },
-	{ "Myanmar", "MM", "95" },
-	{ "Namibia", "NA", "264" },
-	{ "Nauru", "NR", "674" },
-	{ "Nepal", "NP", "977" },
-	{ "Netherlands", "NL", "31" },
-	{ "New Caledonia", "NC", "687" },
-	{ "New Zealand", "NZ", "64" },
-	{ "Nicaragua", "NI", "505" },
-	{ "Niger", "NE", "227" },
-	{ "Nigeria", "NG", "234" },
-	{ "Niue", "NU", "683" },
-	{ "Norfolk Island", "NF", "672" },
-	{ "North Korea", "KP", "850" },
-	{ "Northern Mariana Islands", "MP", "1670" },
-	{ "Norway", "NO", "47" },
-	{ "Oman", "OM", "968" },
-	{ "Pakistan", "PK", "92" },
-	{ "Palau", "PW", "680" },
-	{ "Palestine", "PS", "970" },
-	{ "Panama", "PA", "507" },
-	{ "Papua New Guinea", "PG", "675" },
-	{ "Paraguay", "PY", "595" },
-	{ "Peru", "PE", "51" },
-	{ "Philippines", "PH", "63" },
-	{ "Poland", "PL", "48" },
-	{ "Portugal", "PT", "351" },
-	{ "Puerto Rico", "PR", "1" },
-	{ "Qatar", "QA", "974" },
-	{ "Romania", "RO", "40" },
-	{ "Russian Federation", "RU", "7" },
-	{ "Rwanda", "RW", "250" },
-	{ "Réunion", "RE", "262" },
-	{ "Saint Helena", "SH", "247" },
-	{ "Saint Helena", "SH2", "290" },
-	{ "Saint Kitts & Nevis", "KN", "1869" },
-	{ "Saint Lucia", "LC", "1758" },
-	{ "Saint Pierre & Miquelon", "PM", "508" },
-	{ "Saint Vincent & the Grenadines", "VC", "1784" },
-	{ "Samoa", "WS", "685" },
-	{ "San Marino", "SM", "378" },
-	{ "Saudi Arabia", "SA", "966" },
-	{ "Senegal", "SN", "221" },
-	{ "Serbia", "RS", "381" },
-	{ "Seychelles", "SC", "248" },
-	{ "Sierra Leone", "SL", "232" },
-	{ "Singapore", "SG", "65" },
-	{ "Sint Maarten", "SX", "1721" },
-	{ "Slovakia", "SK", "421" },
-	{ "Slovenia", "SI", "386" },
-	{ "Solomon Islands", "SB", "677" },
-	{ "Somalia", "SO", "252" },
-	{ "South Africa", "ZA", "27" },
-	{ "South Korea", "KR", "82" },
-	{ "South Sudan", "SS", "211" },
-	{ "Spain", "ES", "34" },
-	{ "Sri Lanka", "LK", "94" },
-	{ "Sudan", "SD", "249" },
-	{ "Suriname", "SR", "597" },
-	{ "Swaziland", "SZ", "268" },
-	{ "Sweden", "SE", "46" },
-	{ "Switzerland", "CH", "41" },
-	{ "Syrian Arab Republic", "SY", "963" },
-	{ "São Tomé & Príncipe", "ST", "239" },
-	{ "Taiwan", "TW", "886" },
-	{ "Tajikistan", "TJ", "992" },
-	{ "Tanzania", "TZ", "255" },
-	{ "Thailand", "TH", "66" },
-	{ "Timor-Leste", "TL", "670" },
-	{ "Togo", "TG", "228" },
-	{ "Tokelau", "TK", "690" },
-	{ "Tonga", "TO", "676" },
-	{ "Trinidad & Tobago", "TT", "1868" },
-	{ "Tunisia", "TN", "216" },
-	{ "Turkey", "TR", "90" },
-	{ "Turkmenistan", "TM", "993" },
-	{ "Turks & Caicos Islands", "TC", "1649" },
-	{ "Tuvalu", "TV", "688" },
-	{ "US Virgin Islands", "VI", "1340" },
-	{ "USA", "US", "1", "United States of America" },
-	{ "Uganda", "UG", "256" },
-	{ "Ukraine", "UA", "380" },
-	{ "United Arab Emirates", "AE", "971" },
-	{ "United Kingdom", "GB", "44" },
-	{ "Uruguay", "UY", "598" },
-	{ "Uzbekistan", "UZ", "998" },
-	{ "Vanuatu", "VU", "678" },
-	{ "Venezuela", "VE", "58" },
-	{ "Vietnam", "VN", "84" },
-	{ "Wallis & Futuna", "WF", "681" },
-	{ "Yemen", "YE", "967" },
-	{ "Zambia", "ZM", "260" },
-	{ "Zimbabwe", "ZW", "263" },
-} };
-
-QHash<QString, const CountryInfo *> ByCode;
-QHash<QString, const CountryInfo *> ByISO2;
-
-} // namespace
-
-const std::array<CountryInfo, 231> &Countries() {
-	return List;
-}
-
-const QHash<QString, const CountryInfo *> &CountriesByCode() {
-	if (ByCode.isEmpty()) {
-		ByCode.reserve(List.size());
-		for (const auto &entry : List) {
-			ByCode.insert(entry.code, &entry);
-		}
-	}
-	return ByCode;
-}
-
-const QHash<QString, const CountryInfo *> &CountriesByISO2() {
-	if (ByISO2.isEmpty()) {
-		ByISO2.reserve(List.size());
-		for (const auto &entry : List) {
-			ByISO2.insert(entry.iso2, &entry);
-		}
-	}
-	return ByISO2;
-}
-
-QString ValidPhoneCode(QString fullCode) {
-	const auto &byCode = CountriesByCode();
-	while (fullCode.length()) {
-		const auto i = byCode.constFind(fullCode);
-		if (i != byCode.cend()) {
-			return (*i)->code;
-		}
-		fullCode.chop(1);
-	}
-	return QString();
-}
-
-QString CountryNameByISO2(const QString &iso) {
-	const auto &byISO2 = CountriesByISO2();
-	const auto i = byISO2.constFind(iso);
-	return (i != byISO2.cend()) ? QString::fromUtf8((*i)->name) : QString();
-}
-
-QString CountryISO2ByPhone(const QString &phone) {
-	const auto &byCode = Data::CountriesByCode();
-	const auto code = Data::ValidPhoneCode(phone);
-	const auto i = byCode.find(code);
-	return (i != byCode.cend()) ? QString::fromUtf8((*i)->iso2) : QString();
-}
-
-} // namespace Data

Telegram/SourceFiles/data/data_countries.h

@@ -1,29 +0,0 @@
-/*
-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
-
-namespace Data {
-
-struct CountryInfo {
-	const char *name = nullptr;
-	const char *iso2 = nullptr;
-	const char *code = nullptr;
-	const char *alternativeName = nullptr;
-};
-
-[[nodiscard]] const std::array<CountryInfo, 231> &Countries();
-
-[[nodiscard]] const QHash<QString, const CountryInfo *> &CountriesByCode();
-[[nodiscard]] const QHash<QString, const CountryInfo *> &CountriesByISO2();
-
-[[nodiscard]] QString ValidPhoneCode(QString fullCode);
-[[nodiscard]] QString CountryNameByISO2(const QString &iso);
-[[nodiscard]] QString CountryISO2ByPhone(const QString &phone);
-
-} // namespace Data

Telegram/SourceFiles/data/data_document.cpp

@@ -45,7 +45,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "mainwindow.h"
 #include "core/application.h"
 #include "lottie/lottie_animation.h"
-#include "app.h"
 
 #include <QtCore/QBuffer>
 #include <QtCore/QMimeType>
@@ -412,7 +411,7 @@ void DocumentData::setattributes(
 
 void DocumentData::validateLottieSticker() {
 	if (type == FileDocument
-		&& _mimeString == qstr("application/x-tgsticker")) {
+		&& hasMimeType(qstr("application/x-tgsticker"))) {
 		type = StickerDocument;
 		_additional = std::make_unique<StickerData>();
 		sticker()->animated = true;
@@ -443,9 +442,8 @@ bool DocumentData::checkWallPaperProperties() {
 		|| !dimensions.height()
 		|| dimensions.width() > Storage::kMaxWallPaperDimension
 		|| dimensions.height() > Storage::kMaxWallPaperDimension
-		|| size > Storage::kMaxWallPaperInMemory
-		|| mimeString() == qstr("application/x-tgwallpattern")) {
-		return false; // #TODO themes support svg patterns
+		|| size > Storage::kMaxWallPaperInMemory) {
+		return false;
 	}
 	type = WallPaperDocument;
 	return true;
@@ -488,9 +486,18 @@ bool DocumentData::isWallPaper() const {
 }
 
 bool DocumentData::isPatternWallPaper() const {
+	return isWallPaper()
+		&& (isPatternWallPaperPNG() || isPatternWallPaperSVG());
+}
+
+bool DocumentData::isPatternWallPaperPNG() const {
 	return isWallPaper() && hasMimeType(qstr("image/png"));
 }
 
+bool DocumentData::isPatternWallPaperSVG() const {
+	return isWallPaper() && hasMimeType(qstr("application/x-tgwallpattern"));
+}
+
 bool DocumentData::hasThumbnail() const {
 	return _thumbnail.location.valid();
 }
@@ -662,9 +669,9 @@ bool DocumentData::saveToCache() const {
 		&& ((type == StickerDocument)
 			|| isAnimation()
 			|| isVoiceMessage()
-			|| (type == WallPaperDocument)
+			|| isWallPaper()
 			|| isTheme()
-			|| (mimeString() == qstr("image/png")
+			|| (hasMimeType(qstr("image/png"))
 				&& _filename.startsWith("image_")));
 }
 
@@ -1234,11 +1241,12 @@ QString DocumentData::mimeString() const {
 }
 
 bool DocumentData::hasMimeType(QLatin1String mime) const {
-	return !_mimeString.compare(mime, Qt::CaseInsensitive);
+	return (_mimeString == mime);
 }
 
 void DocumentData::setMimeString(const QString &mime) {
 	_mimeString = mime;
+	_mimeString = std::move(_mimeString).toLower();
 }
 
 MediaKey DocumentData::mediaKey() const {
@@ -1264,7 +1272,7 @@ uint8 DocumentData::cacheTag() const {
 		return Data::kVideoMessageCacheTag;
 	} else if (isAnimation()) {
 		return Data::kAnimationCacheTag;
-	} else if (type == WallPaperDocument) {
+	} else if (isWallPaper()) {
 		return Data::kImageCacheTag;
 	}
 	return 0;
@@ -1299,14 +1307,9 @@ bool DocumentData::isGifv() const {
 }
 
 bool DocumentData::isTheme() const {
-	return
-		_mimeString == qstr("application/x-tgtheme-tdesktop")
-		|| _filename.endsWith(
-			qstr(".tdesktop-theme"),
-			Qt::CaseInsensitive)
-		|| _filename.endsWith(
-			qstr(".tdesktop-palette"),
-			Qt::CaseInsensitive);
+	return hasMimeType(qstr("application/x-tgtheme-tdesktop"))
+		|| _filename.endsWith(qstr(".tdesktop-theme"), Qt::CaseInsensitive)
+		|| _filename.endsWith(qstr(".tdesktop-palette"), Qt::CaseInsensitive);
 }
 
 bool DocumentData::isSong() const {

Telegram/SourceFiles/data/data_document.h

@@ -155,6 +155,8 @@ public:
 	bool checkWallPaperProperties();
 	[[nodiscard]] bool isWallPaper() const;
 	[[nodiscard]] bool isPatternWallPaper() const;
+	[[nodiscard]] bool isPatternWallPaperPNG() const;
+	[[nodiscard]] bool isPatternWallPaperSVG() const;
 
 	[[nodiscard]] bool hasThumbnail() const;
 	[[nodiscard]] bool thumbnailLoading() const;

Telegram/SourceFiles/data/data_document_media.cpp

@@ -24,7 +24,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "core/application.h"
 #include "storage/file_download.h"
 #include "ui/image/image.h"
-#include "app.h"
 
 #include <QtCore/QBuffer>
 #include <QtGui/QImageReader>
@@ -40,6 +39,8 @@ enum class FileType {
 	Video,
 	AnimatedSticker,
 	WallPaper,
+	WallPatternPNG,
+	WallPatternSVG,
 	Theme,
 };
 
@@ -61,6 +62,15 @@ enum class FileType {
 		return Lottie::ReadThumbnail(Lottie::ReadContent(data, path));
 	} else if (type == FileType::Theme) {
 		return Window::Theme::GeneratePreview(data, path);
+	} else if (type == FileType::WallPatternSVG) {
+		return Images::Read({
+			.path = path,
+			.content = std::move(data),
+			.maxSize = QSize(
+				kWallPaperThumbnailLimit,
+				kWallPaperThumbnailLimit),
+			.gzipSvg = true,
+		}).image;
 	}
 	auto buffer = QBuffer(&data);
 	auto file = QFile(path);
@@ -391,7 +401,11 @@ void DocumentMedia::checkStickerLarge(not_null<FileLoader*> loader) {
 void DocumentMedia::GenerateGoodThumbnail(
 		not_null<DocumentData*> document,
 		QByteArray data) {
-	const auto type = document->isWallPaper()
+	const auto type = document->isPatternWallPaperSVG()
+		? FileType::WallPatternSVG
+		: document->isPatternWallPaperPNG()
+		? FileType::WallPatternPNG
+		: document->isWallPaper()
 		? FileType::WallPaper
 		: document->isTheme()
 		? FileType::Theme
@@ -416,7 +430,8 @@ void DocumentMedia::GenerateGoodThumbnail(
 			auto buffer = QBuffer(&bytes);
 			const auto format = (type == FileType::AnimatedSticker)
 				? "WEBP"
-				: (type == FileType::WallPaper && result.hasAlphaChannel())
+				: (type == FileType::WallPatternPNG
+					|| type == FileType::WallPatternSVG)
 				? "PNG"
 				: "JPG";
 			result.save(&buffer, format, kGoodThumbQuality);
@@ -464,11 +479,11 @@ void DocumentMedia::ReadOrGenerateThumbnail(
 			});
 		} else if (active) {
 			crl::async([=] {
-				const auto image = App::readImage(value, nullptr, false);
-				crl::on_main(guard, [=] {
+				auto image = Images::Read({ .content = value }).image;
+				crl::on_main(guard, [=, image = std::move(image)]() mutable {
 					document->setGoodThumbnailChecked(true);
 					if (const auto active = document->activeMediaView()) {
-						active->setGoodThumbnail(image);
+						active->setGoodThumbnail(std::move(image));
 					}
 				});
 			});

Telegram/SourceFiles/data/data_document_resolver.cpp

@@ -7,7 +7,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "data/data_document_resolver.h"
 
-#include "app.h"
 #include "facades.h"
 #include "base/platform/base_platform_info.h"
 #include "boxes/confirm_box.h"
@@ -24,6 +23,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "history/history_item.h"
 #include "media/player/media_player_instance.h"
 #include "platform/platform_file_utilities.h"
+#include "ui/chat/chat_theme.h"
 #include "ui/text/text_utilities.h"
 #include "window/window_session_controller.h"
 
@@ -174,29 +174,21 @@ bool IsIpRevealingName(const QString &filepath) {
 	);
 }
 
-base::binary_guard ReadImageAsync(
+base::binary_guard ReadBackgroundImageAsync(
 		not_null<Data::DocumentMedia*> media,
 		FnMut<QImage(QImage)> postprocess,
 		FnMut<void(QImage&&)> done) {
 	auto result = base::binary_guard();
+	const auto gzipSvg = media->owner()->isPatternWallPaperSVG();
 	crl::async([
+		gzipSvg,
 		bytes = media->bytes(),
 		path = media->owner()->filepath(),
 		postprocess = std::move(postprocess),
 		guard = result.make_guard(),
 		callback = std::move(done)
 	]() mutable {
-		auto format = QByteArray();
-		if (bytes.isEmpty()) {
-			QFile f(path);
-			if (f.size() <= App::kImageSizeLimit
-				&& f.open(QIODevice::ReadOnly)) {
-				bytes = f.readAll();
-			}
-		}
-		auto image = bytes.isEmpty()
-			? QImage()
-			: App::readImage(bytes, &format, false, nullptr);
+		auto image = Ui::ReadBackgroundImage(path, bytes, gzipSvg);
 		if (postprocess) {
 			image = postprocess(std::move(image));
 		}
@@ -231,7 +223,7 @@ void ResolveDocument(
 
 	const auto media = document->createMediaView();
 	const auto openImageInApp = [&] {
-		if (document->size >= App::kImageSizeLimit) {
+		if (document->size >= Images::kReadBytesLimit) {
 			return false;
 		}
 		const auto &location = document->location(true);