Version 1.8.11: Fix build for Xcode.

- Bug fixes and other minor improvements.

.appveyor/install.bat

@@ -25,13 +25,10 @@ GOTO:EOF
 
 :getDependencies
     call:logInfo "Clone dependencies repository"
-    git clone -q --depth 1 --branch=master https://github.com/telegramdesktop/dependencies_windows.git %LIB_DIR%
+    git clone -q --depth 1 --branch master https://github.com/telegramdesktop/dependencies_windows.git %LIB_DIR%
     cd %LIB_DIR%
 
-    git clone https://github.com/ericniebler/range-v3
-    cd range-v3
-    git checkout 0.5.0
-    cd ..
+    git clone --depth 1 --branch 0.5.0 https://github.com/ericniebler/range-v3
 
     if exist prepare.bat (
         call prepare.bat
@@ -45,9 +42,9 @@ GOTO:EOF
 :setupGYP
     call:logInfo "Setup GYP/Ninja and generate VS solution"
     cd %LIB_DIR%
-    git clone https://chromium.googlesource.com/external/gyp
+    git clone https://github.com/telegramdesktop/gyp.git
     cd gyp
-    git checkout a478c1ab51
+    git checkout tdesktop
     SET PATH=%PATH%;%BUILD_DIR%\Libraries\gyp;%BUILD_DIR%\Libraries\ninja;
     cd %SRC_DIR%
     git submodule init

.github/ISSUE_TEMPLATE/BUG_REPORT.md

@@ -1,3 +1,9 @@
+---
+name: Bug report
+about: Report errors or unexpected behavior.
+
+---
+
 <!--
 Thanks for reporting issues of Telegram Desktop!
 

.github/ISSUE_TEMPLATE/FEATURE_REQUEST.md

@@ -0,0 +1,18 @@
+---
+name: Feature request
+about: Suggest an idea.
+title: "[Feature Request] "
+
+---
+
+### Is your feature request related to a problem?
+A clear and concise description of what the problem is.
+
+### Describe the solution you'd like
+A clear and concise description of what you want to happen.
+
+### Describe alternatives you've considered
+A clear and concise description of any alternative solutions or features you've considered.
+
+### Additional context
+Add any other context or screenshots about the feature request here.

.github/ISSUE_TEMPLATE/QUESTION.md

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

.gitmodules

@@ -16,9 +16,9 @@
 [submodule "Telegram/ThirdParty/xxHash"]
 	path = Telegram/ThirdParty/xxHash
 	url = https://github.com/Cyan4973/xxHash.git
-[submodule "Telegram/ThirdParty/qtlottie"]
-	path = Telegram/ThirdParty/qtlottie
-	url = https://github.com/telegramdesktop/qtlottie.git
-[submodule "Telegram/ThirdParty/rapidjson"]
-	path = Telegram/ThirdParty/rapidjson
-	url = https://github.com/Tencent/rapidjson.git
+[submodule "Telegram/ThirdParty/rlottie"]
+	path = Telegram/ThirdParty/rlottie
+	url = https://github.com/john-preston/rlottie
+[submodule "Telegram/ThirdParty/lz4"]
+	path = Telegram/ThirdParty/lz4
+	url = https://github.com/lz4/lz4.git

.travis/build.sh

@@ -28,7 +28,7 @@ GYP_CACHE_VERSION="3"
 GYP_PATCH="$UPSTREAM/Telegram/Patches/gyp.diff"
 
 RANGE_PATH="$BUILD/range-v3"
-RANGE_CACHE_VERSION="3"
+RANGE_CACHE_VERSION="4"
 
 VA_PATH="$BUILD/libva"
 VA_CACHE_VERSION="3"
@@ -170,6 +170,7 @@ buildXkbCommon() {
   git clone https://github.com/xkbcommon/libxkbcommon.git
 
   cd "$EXTERNAL/libxkbcommon"
+  git checkout xkbcommon-0.8.4
   ./autogen.sh --prefix=$XKB_PATH
   make $MAKE_ARGS
   sudo make install
@@ -216,7 +217,7 @@ buildRange() {
   rm -rf *
 
   cd "$EXTERNAL"
-  git clone --depth=1 https://github.com/ericniebler/range-v3
+  git clone --depth 1 --branch 0.5.0 https://github.com/ericniebler/range-v3
 
   cd "$EXTERNAL/range-v3"
   cp -r * "$RANGE_PATH/"

Telegram/Patches/qtbase_5_6_2.diff

@@ -92,6 +92,67 @@ index bcd29b6fe1..bcb0672f69 100644
          if (QPlatformCursor *platformCursor = q->screen()->handle()->cursor()) {
              QCursor *c = QGuiApplication::overrideCursor();
              if (!c && hasCursor)
+diff --git a/src/gui/painting/qbezier.cpp b/src/gui/painting/qbezier.cpp
+index 8e0e76f787..a61bd62834 100644
+--- a/src/gui/painting/qbezier.cpp
++++ b/src/gui/painting/qbezier.cpp
+@@ -45,6 +45,34 @@ QT_BEGIN_NAMESPACE
+ 
+ //#define QDEBUG_BEZIER
+ 
++// Patch: Workaround VS2019 compiler bug, see QTBUG-75280.
++#ifdef Q_OS_WIN
++Q_NEVER_INLINE void QBezier::split(QBezier *firstHalf, QBezier *secondHalf) const
++{
++    Q_ASSERT(firstHalf);
++    Q_ASSERT(secondHalf);
++
++    qreal c = (x2 + x3)*.5;
++    firstHalf->x2 = (x1 + x2)*.5;
++    secondHalf->x3 = (x3 + x4)*.5;
++    firstHalf->x1 = x1;
++    secondHalf->x4 = x4;
++    firstHalf->x3 = (firstHalf->x2 + c)*.5;
++    secondHalf->x2 = (secondHalf->x3 + c)*.5;
++    firstHalf->x4 = secondHalf->x1 = (firstHalf->x3 + secondHalf->x2)*.5;
++
++    c = (y2 + y3)/2;
++    firstHalf->y2 = (y1 + y2)*.5;
++    secondHalf->y3 = (y3 + y4)*.5;
++    firstHalf->y1 = y1;
++    secondHalf->y4 = y4;
++    firstHalf->y3 = (firstHalf->y2 + c)*.5;
++    secondHalf->y2 = (secondHalf->y3 + c)*.5;
++    firstHalf->y4 = secondHalf->y1 = (firstHalf->y3 + secondHalf->y2)*.5;
++}
++// Patch: Workaround VS2019 compiler bug, see QTBUG-75280.
++#endif // Q_OS_WIN
++
+ /*!
+   \internal
+ */
+diff --git a/src/gui/painting/qbezier_p.h b/src/gui/painting/qbezier_p.h
+index dd1cd94acf..aedc8b6a4b 100644
+--- a/src/gui/painting/qbezier_p.h
++++ b/src/gui/painting/qbezier_p.h
+@@ -215,6 +215,8 @@ inline QPointF QBezier::secondDerivedAt(qreal t) const
+                        a * y1 + b * y2 + c * y3 + d * y4);
+ }
+ 
++// Patch: Workaround VS2019 compiler bug, see QTBUG-75280.
++#ifndef Q_OS_WIN
+ inline void QBezier::split(QBezier *firstHalf, QBezier *secondHalf) const
+ {
+     Q_ASSERT(firstHalf);
+@@ -238,6 +240,8 @@ inline void QBezier::split(QBezier *firstHalf, QBezier *secondHalf) const
+     secondHalf->y2 = (secondHalf->y3 + c)*.5;
+     firstHalf->y4 = secondHalf->y1 = (firstHalf->y3 + secondHalf->y2)*.5;
+ }
++// Patch: Workaround VS2019 compiler bug, see QTBUG-75280.
++#endif // Q_OS_WIN
+ 
+ inline void QBezier::parameterSplitLeft(qreal t, QBezier *left)
+ {
 diff --git a/src/gui/painting/qpaintengine_p.h b/src/gui/painting/qpaintengine_p.h
 index 918c98997b..4158259743 100644
 --- a/src/gui/painting/qpaintengine_p.h
@@ -234,6 +295,40 @@ index c4cb8e65c0..45793e364f 100644
              channels[i].socket->close();
              delete channels[i].socket;
          }
+diff --git a/src/network/access/qnetworkreplyhttpimpl.cpp b/src/network/access/qnetworkreplyhttpimpl.cpp
+index 94235a48dd..9abd2cc0a1 100644
+--- a/src/network/access/qnetworkreplyhttpimpl.cpp
++++ b/src/network/access/qnetworkreplyhttpimpl.cpp
+@@ -2045,6 +2045,9 @@ void QNetworkReplyHttpImplPrivate::finished()
+ {
+     Q_Q(QNetworkReplyHttpImpl);
+ 
++    // Patch: Fix crash in Linux (by crashreports).
++    QPointer<QNetworkReplyHttpImpl> guard = q;
++
+     if (state == Finished || state == Aborted || state == WaitingForSession)
+         return;
+ 
+@@ -2075,6 +2078,9 @@ void QNetworkReplyHttpImplPrivate::finished()
+ #endif
+     }
+ 
++    // Patch: Fix crash in Linux (by crashreports).
++    if (!guard) return;
++
+     // if we don't know the total size of or we received everything save the cache
+     if (totalSize.isNull() || totalSize == -1 || bytesDownloaded == totalSize)
+         completeCacheSave();
+@@ -2084,6 +2090,9 @@ void QNetworkReplyHttpImplPrivate::finished()
+     if (isHttpRedirectResponse() && errorCode == QNetworkReply::NoError)
+         return;
+ 
++    // Patch: Fix crash in Linux (by crashreports).
++    if (!guard) return;
++
+     state = Finished;
+     q->setFinished(true);
+ 
 diff --git a/src/network/socket/qnativesocketengine_win.cpp b/src/network/socket/qnativesocketengine_win.cpp
 index 41834b21ae..8cdf4ab145 100644
 --- a/src/network/socket/qnativesocketengine_win.cpp
@@ -253,7 +348,7 @@ index 41834b21ae..8cdf4ab145 100644
                              setError(QAbstractSocket::NetworkError, AddressNotAvailableErrorString);
                              socketState = QAbstractSocket::UnconnectedState;
 diff --git a/src/platformsupport/cglconvenience/cglconvenience.mm b/src/platformsupport/cglconvenience/cglconvenience.mm
-index fb609ae485..7cca45ded4 100644
+index fb609ae485..ef1c638d91 100644
 --- a/src/platformsupport/cglconvenience/cglconvenience.mm
 +++ b/src/platformsupport/cglconvenience/cglconvenience.mm
 @@ -128,7 +128,12 @@ void *qcgl_createNSOpenGLPixelFormat(const QSurfaceFormat &format)
@@ -264,7 +359,7 @@ index fb609ae485..7cca45ded4 100644
 +    // Patch: Fix macOS regression. On 10.14.4, it crashes on GPU switches.
 +    // See https://bugreports.qt.io/browse/QTCREATORBUG-22215
 +    static const QAppleOperatingSystemVersion version = qt_apple_os_version();
-+    if (!(version.major == 10 && version.minor == 14 && version.patch == 4))
++    if (!(version.major == 10 && version.minor == 14 && version.patch == 4)) {
 +        attrs << NSOpenGLPFAAllowOfflineRenderers;
 +    }
  

Telegram/Resources/basic.style

@@ -72,8 +72,11 @@ linkCropLimit: 360px;
 linkFont: normalFont;
 linkOverFont: font(fsize underline);
 
-dateRadius: 6px;
-buttonRadius: 3px;
+roundRadiusLarge: 6px;
+roundRadiusSmall: 3px;
+
+dateRadius: roundRadiusLarge;
+buttonRadius: roundRadiusSmall;
 
 setLittleSkip: 9px;
 

Telegram/Resources/colors.palette

@@ -51,11 +51,6 @@ attentionButtonFgOver: #d14e4e; // default attention button text with mouse over
 attentionButtonBgOver: #fcdfde; // default attention button background with mouse over
 attentionButtonBgRipple: #f4c3c2; // default attention button ripple effect
 
-outlineButtonBg: windowBg; // default left outlined button background (like shared media links in profiles)
-outlineButtonBgOver: lightButtonBgOver; // default left outlined button background with mouse over
-outlineButtonOutlineFg: windowBgActive; // default left outlined button left outline border
-outlineButtonBgRipple: lightButtonBgRipple; // default left outlined button ripple effect
-
 menuBg: windowBg; // default popup menu background
 menuBgOver: windowBgOver; // default popup menu item background with mouse over
 menuBgRipple: windowBgRipple; // default popup menu item ripple effect
@@ -194,6 +189,8 @@ dialogsUnreadBg: windowBgActive; // chat list unread badge background for not mu
 dialogsUnreadBgMuted: #bbbbbb; // chat list unread badge background for muted chat
 dialogsUnreadFg: windowFgActive; // chat list unread badge text
 dialogsArchiveFg: #525252 | dialogsNameFg; // chat list archive name text
+dialogsOnlineBadgeFg: #4dc920 | dialogsUnreadBg; // chat list online status
+dialogsScamFg: dialogsDraftFg; // chat list scam label
 
 dialogsBgOver: windowBgOver; // chat list background with mouse over
 dialogsNameFgOver: windowBoldFgOver; // chat list name text with mouse over
@@ -209,7 +206,8 @@ dialogsSentIconFgOver: dialogsSentIconFg; // chat list sent message tick / doubl
 dialogsUnreadBgOver: dialogsUnreadBg; // chat list unread badge background for not muted chat with mouse over
 dialogsUnreadBgMutedOver: dialogsUnreadBgMuted; // chat list unread badge background for muted chat with mouse over
 dialogsUnreadFgOver: dialogsUnreadFg; // chat list unread badge text with mouse over
-dialogsArchiveFgOver: #525252 | dialogsNameFgOver; // chat list archive name text
+dialogsArchiveFgOver: #525252 | dialogsNameFgOver; // chat list archive name text with mouse over
+dialogsScamFgOver: dialogsDraftFgOver; // chat list scam label with mouse over
 
 dialogsBgActive: #419fd9; // chat list background for current (active) chat
 dialogsNameFgActive: windowFgActive; // chat list name text for current (active) chat
@@ -225,6 +223,8 @@ dialogsSentIconFgActive: dialogsTextFgActive; // chat list sent message tick / d
 dialogsUnreadBgActive: dialogsTextFgActive; // chat list unread badge background for not muted chat for current (active) chat
 dialogsUnreadBgMutedActive: dialogsDraftFgActive; // chat list unread badge background for muted chat for current (active) chat
 dialogsUnreadFgActive: dialogsBgActive; // chat list unread badge text for current (active) chat
+dialogsOnlineBadgeFgActive: #ffffff; // chat list online status for current (active) chat
+dialogsScamFgActive: dialogsDraftFgActive; // chat list scam label for current (active) chat
 
 dialogsRippleBg: windowBgRipple; // chat list background ripple effect
 dialogsRippleBgActive: activeButtonBgRipple; // chat list background ripple effect for current (active) chat
@@ -553,3 +553,7 @@ callBarFg: dialogsNameFgActive; // phone call bar text and icons
 importantTooltipBg: toastBg;
 importantTooltipFg: toastFg;
 importantTooltipFgLink: mediaviewTextLinkFg;
+
+outdatedFg: #ffffff;
+outdateSoonBg: #e08543;
+outdatedBg: #e05745;

Telegram/Resources/langs/lang.strings

@@ -76,7 +76,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_month_day_year" = "{month} {day}, {year}";
 "lng_month_year" = "{month} {year}";
 
+"lng_calendar_beginning" = "Beginning";
+
 "lng_box_ok" = "OK";
+"lng_box_done" = "Done";
 
 "lng_cancel" = "Cancel";
 "lng_continue" = "Continue";
@@ -118,6 +121,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 "lng_channel_status" = "channel";
 "lng_group_status" = "group";
+"lng_scam_badge" = "SCAM";
 
 "lng_flood_error" = "Too many tries. Please try again later.";
 "lng_gif_error" = "An error has occurred while reading GIF animation :(";
@@ -143,6 +147,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_sure_ban_admin" = "This user is an admin. Are you sure you want to go ahead and restrict them?";
 "lng_sure_enable_socks" = "Are you sure you want to enable this proxy?\n\nServer: {server}\nPort: {port}\n\nYou can change your proxy server later in the Settings (Connection Type).";
 "lng_sure_enable" = "Enable";
+"lng_proxy_invalid" = "The proxy link is invalid.";
+"lng_proxy_unsupported" = "Your Telegram Desktop version doesn't support this proxy type or the proxy link is invalid. Please update Telegram Desktop to the latest version.";
 
 "lng_edit_deleted" = "This message was deleted";
 "lng_edit_too_long" = "Your message text is too long";
@@ -160,6 +166,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 "lng_edit_media_album_error" = "This file cannot be saved as a part of an album.";
 "lng_edit_media_invalid_file" = "Sorry, no way to use this file.";
+"lng_edit_caption_attach" = "Sorry, you can't attach a new media while you're editing your message.";
 
 "lng_intro_about" = "Welcome to the official Telegram Desktop app.\nIt's fast and secure.";
 "lng_start_msgs" = "START MESSAGING";
@@ -173,7 +180,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 "lng_phone_title" = "Your Phone Number";
 "lng_phone_desc" = "Please confirm your country code and\nenter your mobile phone number.";
-"lng_phone_notreg" = "If you don't have a Telegram account yet,\nplease [b]sign up[/b] with {link_start}Android / iPhone{link_end} or {signup_start}here{signup_end}";
 "lng_country_code" = "Country Code";
 "lng_bad_country_code" = "Invalid Country Code";
 "lng_country_ph" = "Search";
@@ -182,7 +188,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 "lng_code_ph" = "Your code";
 "lng_code_desc" = "We have sent you a message with activation\ncode to your phone. Please enter it below.";
-"lng_code_telegram" = "Please enter the code you've just received\nin your previous [b]Telegram[/b] app.";
+"lng_code_from_telegram" = "Please enter the code you've just received\nin your previous **Telegram** app.";
 "lng_code_no_telegram" = "Send code via SMS";
 "lng_code_call" = "Telegram will call you in {minutes}:{seconds}";
 "lng_code_calling" = "Requesting a call from Telegram...";
@@ -294,6 +300,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_notification_reply" = "Reply";
 "lng_notification_hide_all" = "Hide all";
 "lng_notification_sample" = "This is a sample notification";
+"lng_notification_reminder" = "Reminder";
 
 "lng_settings_section_general" = "General";
 "lng_settings_change_lang" = "Change language";
@@ -322,6 +329,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_settings_replace_emojis" = "Replace emoji";
 "lng_settings_suggest_emoji" = "Suggest emoji replacements";
 "lng_settings_suggest_by_emoji" = "Suggest popular stickers by emoji";
+"lng_settings_loop_stickers" = "Loop animated stickers";
+"lng_settings_large_emoji" = "Large emoji";
 "lng_settings_view_emojis" = "View list";
 "lng_settings_send_enter" = "Send by Enter";
 "lng_settings_send_ctrlenter" = "Send by Ctrl+Enter";
@@ -331,7 +340,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_settings_bg_use_default" = "Use default color theme";
 "lng_settings_bg_from_gallery" = "Choose from gallery";
 "lng_settings_bg_from_file" = "Choose from file";
-"lng_settings_bg_edit_theme" = "Launch theme editor";
+"lng_settings_bg_theme_edit" = "Edit theme";
+"lng_settings_bg_theme_create" = "Create new theme";
+"lng_settings_bg_cloud_themes" = "Custom themes";
+"lng_settings_bg_show_all" = "Show all themes";
 "lng_settings_bg_tile" = "Tile background";
 "lng_settings_adaptive_wide" = "Adaptive layout for wide screens";
 
@@ -380,6 +392,11 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_settings_stickers_emoji" = "Stickers and emoji";
 "lng_settings_messages" = "Messages";
 "lng_settings_themes" = "Themes";
+"lng_settings_theme_day" = "Day";
+"lng_settings_theme_classic" = "Classic";
+"lng_settings_theme_tinted" = "Tinted";
+"lng_settings_theme_night" = "Night";
+"lng_settings_theme_accent_title" = "Choose accent color";
 "lng_settings_data_storage" = "Data and storage";
 "lng_settings_information" = "Edit profile";
 "lng_settings_passcode_title" = "Local passcode";
@@ -399,6 +416,11 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_theme_reverting#other" = "Reverting to the old theme in {count} seconds.";
 "lng_theme_keep_changes" = "Keep changes";
 "lng_theme_revert" = "Revert";
+"lng_theme_no_desktop" = "Sorry, this theme doesn't include a version for Telegram Desktop.";
+"lng_theme_share" = "Share";
+"lng_theme_edit" = "Edit";
+"lng_theme_delete" = "Delete";
+"lng_theme_delete_sure" = "Are you sure you want to delete this theme?";
 "lng_background_header" = "Background preview";
 "lng_background_text1" = "Ah, you kids today with techno music! You should enjoy the classics, like Hasselhoff!";
 "lng_background_text2" = "I can't even take you seriously right now.";
@@ -559,6 +581,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_proxy_sponsor_warning" = "This proxy may display a sponsored channel in your chat list. This doesn't reveal any of your Telegram traffic.";
 
 "lng_settings_blocked_users" = "Blocked users";
+"lng_settings_no_blocked_users" = "None";
 "lng_settings_show_sessions" = "Show all sessions";
 "lng_settings_export_data" = "Export Telegram data";
 "lng_settings_destroy_if" = "If away for...";
@@ -591,12 +614,15 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_blocked_list_title" = "Blocked users";
 "lng_blocked_list_unknown_phone" = "unknown phone number";
 "lng_blocked_list_unblock" = "Unblock";
-"lng_blocked_list_restart" = "Restart";
 "lng_blocked_list_add" = "Block user";
 "lng_blocked_list_add_title" = "Select user to block";
 "lng_blocked_list_already_blocked" = "blocked already";
 "lng_blocked_list_about" = "Blocked users can't send you messages or add you to groups. They will not see your profile pictures, online and last seen status.";
 "lng_blocked_list_not_found" = "No users found.";
+"lng_blocked_list_confirm_title" = "Block {name}";
+"lng_blocked_list_confirm_text" = "Do you want to block {name} from messaging and calling you on Telegram?";
+"lng_blocked_list_confirm_clear" = "Delete this chat";
+"lng_blocked_list_confirm_ok" = "Block";
 
 "lng_edit_privacy_everyone" = "Everybody";
 "lng_edit_privacy_contacts" = "My contacts";
@@ -609,13 +635,16 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 "lng_edit_privacy_phone_number_title" = "Phone number privacy";
 "lng_edit_privacy_phone_number_header" = "Who can see your phone number";
-"lng_edit_privacy_phone_number_warning" = "Important: blabla.";
+"lng_edit_privacy_phone_number_warning" = "Users who already have your number saved in the contacts will also see it on Telegram.";
 "lng_edit_privacy_phone_number_always_empty" = "Always share with";
 "lng_edit_privacy_phone_number_never_empty" = "Never share with";
 "lng_edit_privacy_phone_number_exceptions" = "These settings will override the values above.";
 "lng_edit_privacy_phone_number_always_title" = "Always share with";
 "lng_edit_privacy_phone_number_never_title" = "Never share with";
 
+"lng_edit_privacy_phone_number_find" = "Who can find me by my number";
+"lng_edit_privacy_phone_number_contacts" = "Users who add your number to their contacts will see it on Telegram only if they are your contacts.";
+
 "lng_edit_privacy_lastseen_title" = "Last seen privacy";
 "lng_edit_privacy_lastseen_header" = "Who can see your last seen time";
 "lng_edit_privacy_lastseen_warning" = "Important: you won't be able to see Last Seen times for people with whom you don't share your Last Seen time. Approximate last seen will be shown instead (recently, within a week, within a month).";
@@ -682,7 +711,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_self_destruct_years#other" = "{count} years";
 
 "lng_change_phone_title" = "Change phone number";
-"lng_change_phone_description" = "You can change your Telegram number\nhere. Your account and all your cloud data\n— messages, media, contacts, etc. will be\nmoved to the new number.\n\n[b]Important[/b]: all your Telegram contacts will\nget your [b]new number[/b] added to their address\nbook, provided they had your old number and\nyou haven't blocked them in Telegram.";
+"lng_change_phone_about" = "You can change your Telegram number\nhere. Your account and all your cloud data\n— messages, media, contacts, etc. will be\nmoved to the new number.\n\n**Important**: all your Telegram contacts will\nget your **new number** added to their address\nbook, provided they had your old number and\nyou haven't blocked them in Telegram.";
 "lng_change_phone_warning" = "All your Telegram contacts will get your new number added to their address book, provided they had your old number and you haven't blocked them in Telegram.";
 "lng_change_phone_occupied" = "The number {phone} is already connected to a Telegram account. Please delete that account before migrating to the new number.";
 "lng_change_phone_button" = "Change number";
@@ -773,9 +802,11 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_profile_info_section" = "Info";
 "lng_info_tab_media" = "Media";
 "lng_info_mobile_label" = "Mobile";
+"lng_info_mobile_hidden" = "Hidden";
 "lng_info_username_label" = "Username";
 "lng_info_bio_label" = "Bio";
 "lng_info_link_label" = "Link";
+"lng_info_location_label" = "Location";
 "lng_info_about_label" = "About";
 "lng_info_user_title" = "User Info";
 "lng_info_bot_title" = "Bot Info";
@@ -783,7 +814,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_info_channel_title" = "Channel Info";
 "lng_profile_enable_notifications" = "Notifications";
 "lng_profile_send_message" = "Send Message";
-"lng_info_add_as_contact" = "Add as contact";
+"lng_info_add_as_contact" = "Add to contacts";
 "lng_profile_shared_media" = "Shared media";
 "lng_media_type_photos" = "Photos";
 "lng_media_type_videos" = "Videos";
@@ -840,6 +871,9 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 "lng_manage_peer_group_type" = "Group type";
 "lng_manage_peer_channel_type" = "Channel type";
+"lng_manage_peer_link_type" = "Link type";
+"lng_manage_peer_link_permanent" = "Permanent link";
+"lng_manage_peer_link_invite" = "Invite link";
 "lng_manage_private_group_title" = "Private";
 "lng_manage_public_group_title" = "Public";
 "lng_manage_private_peer_title" = "Private";
@@ -855,12 +889,15 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_manage_discussion_group_unlink" = "Unlink group";
 "lng_manage_discussion_group_posted" = "Everything you post in the channel is forwarded to this group.";
 "lng_manage_discussion_group_sure" = "Do you want to make {group} the discussion board for {channel}?";
-"lng_manage_linked_channel_private" = "Any member in this group will be able to see the messages in the channel.";
+"lng_manage_linked_channel_private" = "Any member of this group will be able to see messages in the channel.";
+"lng_manage_discussion_group_private" = "Anyone from the channel will be able to see messages in this group.";
 "lng_manage_discussion_group_link" = "Link group";
-"lng_manage_discussion_group_private" = "private group";
+"lng_manage_linked_channel_private_status" = "private channel";
+"lng_manage_discussion_group_private_status" = "private group";
 "lng_manage_linked_channel_about" = "{channel} is linking the group as its discussion board.";
 "lng_manage_linked_channel_unlink" = "Unlink channel";
 "lng_manage_linked_channel_posted" = "All new messages posted in this channel are forwarded to the group.";
+"lng_manage_discussion_group_warning" = "\"Chat history for new members\" will be switched to **Visible**.";
 
 "lng_manage_history_visibility_title" = "Chat history for new members";
 "lng_manage_history_visibility_shown" = "Visible";
@@ -918,6 +955,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_create_public_group_about" = "Anyone can find the group in search and join, chat history is available to everybody";
 "lng_create_private_group_title" = "Private Group";
 "lng_create_private_group_about" = "People can only join if they were invited or have an invite link";
+"lng_create_permanent_link_title" = "Permanent link";
+"lng_create_invite_link_title" = "Invite link";
+"lng_create_invite_link_about" = "People can join if they were invited, have an invite link, or from \"Groups nearby\"";
+
 "lng_create_group_skip" = "Skip";
 
 "lng_create_channel_link_about" = "You can use a-z, 0-9 and underscores.\nMinimum length is 5 characters.";
@@ -1041,6 +1082,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_channels_too_much_public_revoke_confirm_group" = "Are you sure you want to revoke the link {link}?\n\nThe group «{group}» will become private.";
 "lng_channels_too_much_public_revoke_confirm_channel" = "Are you sure you want to revoke the link {link}?\n\nThe channel «{group}» will become private.";
 "lng_channels_too_much_public_revoke" = "Revoke";
+"lng_channels_too_much_public_other" = "Sorry, the target user has too many public groups or channels already. Please ask them to make one of their existing groups or channels private first.";
+"lng_channels_too_much_located_other" = "Sorry, the target user has too many location-based groups already. Please ask them to delete or transfer one of their existing ones first.";
 
 "lng_group_invite_bad_link" = "This invite link is broken or has expired.";
 "lng_group_invite_join" = "Join";
@@ -1071,6 +1114,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_edited" = "edited";
 "lng_edited_date" = "Edited: {date}";
 "lng_admin_badge" = "admin";
+"lng_owner_badge" = "owner";
 "lng_channel_badge" = "channel";
 "lng_fast_reply" = "Reply";
 "lng_cancel_edit_post_sure" = "Cancel editing?";
@@ -1106,6 +1150,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_media_size_limit" = "Limit by size";
 "lng_media_size_up_to" = "up to {size}";
 "lng_media_chat_background" = "Chat background";
+"lng_media_color_theme" = "Color theme";
 
 "lng_emoji_category1" = "People";
 "lng_emoji_category2" = "Nature";
@@ -1186,12 +1231,19 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_ban_user" = "Ban User";
 "lng_delete_all_from" = "Delete all from this user";
 "lng_report_spam" = "Report Spam";
-"lng_report_spam_hide" = "Hide";
-"lng_report_spam_thanks" = "Thank you for your report!";
-"lng_report_spam_sure" = "Are you sure you want to report spam from this user?";
+"lng_report_spam_and_leave" = "Report spam and leave";
+"lng_report_spam_done" = "Thank you for your report.";
 "lng_report_spam_sure_group" = "Are you sure you want to report spam in this group?";
 "lng_report_spam_sure_channel" = "Are you sure you want to report spam in this channel?";
 "lng_report_spam_ok" = "Report";
+"lng_new_contact_block" = "Block user";
+"lng_new_contact_block_done" = "{user} is now blocked.";
+"lng_new_contact_add" = "Add contact";
+"lng_new_contact_share" = "Share my phone number";
+"lng_new_contact_share_sure" = "Are you sure you want to share your phone number {phone} with {user}?";
+"lng_new_contact_share_done" = "{user} can now see your phone number.";
+"lng_new_contact_add_name" = "Add {user} to contacts";
+"lng_new_contact_add_done" = "{user} is now in your contact list.";
 "lng_cant_send_to_not_contact" = "Sorry, you can only send messages to\nmutual contacts at the moment.\n{more_info}";
 "lng_cant_invite_not_contact" = "Sorry, you can only add mutual contacts\nto groups at the moment.\n{more_info}";
 "lng_cant_more_info" = "More info »";
@@ -1204,6 +1256,12 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_cant_invite_make_admin" = "Make admin";
 
 "lng_send_button" = "Send";
+"lng_send_silent_message" = "Send without sound";
+"lng_schedule_message" = "Schedule message";
+"lng_reminder_message" = "Set a reminder";
+"lng_schedule_title" = "Send this message on...";
+"lng_remind_title" = "Remind me on...";
+"lng_schedule_at" = "at";
 "lng_message_ph" = "Write a message...";
 "lng_broadcast_ph" = "Broadcast a message...";
 "lng_broadcast_silent_ph" = "Silent broadcast...";
@@ -1223,6 +1281,12 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_saved_short" = "Save";
 "lng_saved_forward_here" = "Forward messages here for quick access";
 
+"lng_scheduled_messages" = "Scheduled Messages";
+"lng_reminder_messages" = "Reminders";
+"lng_scheduled_send_now" = "Send message now?";
+"lng_scheduled_send_now_many#one" = "Send {count} message now?";
+"lng_scheduled_send_now_many#other" = "Send {count} messages now?";
+
 "lng_archived_name" = "Archived chats";
 "lng_archived_add" = "Archive";
 "lng_archived_remove" = "Unarchive";
@@ -1238,6 +1302,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_dialogs_text_media_wrapped" = "{media},";
 "lng_dialogs_show_all_chats" = "Show all chats";
 "lng_dialogs_hide_muted_chats" = "Hide muted chats";
+"lng_dialogs_skip_archive_in_search" = "Skip results from archive";
+"lng_dialogs_show_archive_in_search" = "With results from archive";
 
 "lng_open_this_link" = "Open this link?";
 "lng_open_link" = "Open";
@@ -1314,6 +1380,9 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_context_mark_read" = "Mark as read";
 "lng_context_archive_expand" = "Expand";
 "lng_context_archive_collapse" = "Collapse";
+"lng_context_archive_to_menu" = "Move to main menu";
+"lng_context_archive_to_list" = "Move to chats list";
+"lng_context_archive_to_menu_info" = "Archive moved to the main menu!\nYou can return it from the context menu of the archive button.";
 
 "lng_context_promote_admin" = "Promote to admin";
 "lng_context_edit_permissions" = "Edit permissions";
@@ -1345,6 +1414,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_context_reply_msg" = "Reply";
 "lng_context_edit_msg" = "Edit";
 "lng_context_forward_msg" = "Forward Message";
+"lng_context_send_now_msg" = "Send now";
 "lng_context_delete_msg" = "Delete Message";
 "lng_context_select_msg" = "Select Message";
 "lng_context_report_msg" = "Report Message";
@@ -1354,6 +1424,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_context_copy_selected" = "Copy Selected Text";
 "lng_context_copy_selected_items" = "Copy Selected as Text";
 "lng_context_forward_selected" = "Forward Selected";
+"lng_context_send_now_selected" = "Send selected now";
 "lng_context_delete_selected" = "Delete Selected";
 "lng_context_clear_selection" = "Clear Selection";
 "lng_send_image_empty" = "Could not send an empty file: {name}";
@@ -1401,6 +1472,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 "lng_contact_phone" = "Phone Number";
 "lng_enter_contact_data" = "New Contact";
+"lng_contact_mobile_hidden" = "Mobile hidden";
+"lng_contact_phone_after" = "Phone number will be visible once {user} adds you as a contact.";
+"lng_contact_share_phone" = "Share my phone number";
+"lng_contact_phone_will_be_shared" = "You can make your phone visible to {user}.";
 "lng_edit_contact_title" = "Edit contact name";
 "lng_edit_channel_title" = "Edit channel";
 "lng_edit_sign_messages" = "Sign messages";
@@ -1427,6 +1502,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_selected_clear" = "Cancel";
 "lng_selected_delete" = "Delete";
 "lng_selected_forward" = "Forward";
+"lng_selected_send_now" = "Send now";
 "lng_selected_cancel_sure_this" = "Cancel uploading?";
 "lng_selected_upload_stop" = "Stop";
 "lng_selected_delete_sure_this" = "Do you want to delete this message?";
@@ -1452,9 +1528,11 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_box_leave" = "Leave";
 
 "lng_about_version" = "version {version}";
-"lng_about_text_1" = "Official free messaging app based on [a href=\"https://core.telegram.org/api\"]Telegram API[/a]\nfor speed and security.";
-"lng_about_text_2" = "This software is licensed under [a href=\"https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE\"]GNU GPL[/a] version 3.\nSource code is available on [a href=\"https://github.com/telegramdesktop/tdesktop\"]GitHub[/a].";
-"lng_about_text_3" = "Visit {faq_open}Telegram FAQ{faq_close} for more info.";
+"lng_about_text1" = "Official free messaging app based on {api_link}\nfor speed and security.";
+"lng_about_text1_api" = "Telegram API";
+"lng_about_text2" = "This software is licensed under {gpl_link} version 3.\nSource code is available on {github_link}.";
+"lng_about_text3" = "Visit {faq_link} for more info.";
+"lng_about_text3_faq" = "Telegram FAQ";
 "lng_about_done" = "Done";
 
 "lng_search_no_results" = "No messages found";
@@ -1474,19 +1552,23 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_mediaview_group_photo" = "Group Photo";
 "lng_mediaview_channel_photo" = "Channel Photo";
 "lng_mediaview_profile_photo" = "Profile Photo";
-"lng_mediaview_file_n_of_count" = "{file} {n} of {count}";
-"lng_mediaview_n_of_count" = "Photo {n} of {count}";
+"lng_mediaview_file_n_of_amount" = "{file} {n} of {amount}";
+"lng_mediaview_n_of_amount" = "Photo {n} of {amount}";
 "lng_mediaview_doc_image" = "File";
 "lng_mediaview_today" = "today at {time}";
 "lng_mediaview_yesterday" = "yesterday at {time}";
 "lng_mediaview_date_time" = "{date} at {time}";
 
-"lng_mediaview_saved" = "Image was saved to your [c]Downloads[/c] folder";
+"lng_mediaview_saved_to" = "Image was saved to your {downloads} folder";
+"lng_mediaview_downloads" = "Downloads";
+"lng_mediaview_video_loading" = "Loading - {percent}";
 
 "lng_theme_preview_title" = "Theme Preview";
 "lng_theme_preview_generating" = "Generating color theme preview...";
 "lng_theme_preview_invalid" = "Invalid data in this theme file.";
 "lng_theme_preview_apply" = "Apply this theme";
+"lng_theme_preview_users#one" = "{count} person is using this theme";
+"lng_theme_preview_users#other" = "{count} people are using this theme";
 
 "lng_new_authorization" = "{name},\nWe detected a login into your account from a new device on {day}, {date} at {time}\n\nDevice: {device}\nLocation: {location}\n\nIf this wasn't you, you can go to Settings — Show all sessions and terminate that session.\n\nIf you think that somebody logged in to your account against your will, you can enable two-step verification in Settings.\n\nSincerely,\nThe Telegram Team";
 
@@ -1497,6 +1579,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_menu_formatting" = "Formatting";
 "lng_menu_formatting_bold" = "Bold";
 "lng_menu_formatting_italic" = "Italic";
+"lng_menu_formatting_underline" = "Underline";
+"lng_menu_formatting_strike_out" = "Strike-through";
 "lng_menu_formatting_monospace" = "Monospace";
 "lng_menu_formatting_link_create" = "Create link";
 "lng_menu_formatting_link_edit" = "Edit link";
@@ -1528,9 +1612,26 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_theme_editor_save_palette" = "Save palette file";
 "lng_theme_editor_choose_name" = "Save theme file";
 "lng_theme_editor_error" = "The editor encountered an error :( See 'log.txt' for details.";
+"lng_theme_editor_sure_close" = "Are you sure you want to close the editor? Your changes won't be saved.";
+"lng_theme_editor_need_auth" = "You need to log in to save your theme.";
+"lng_theme_editor_need_unlock" = "You need to unlock Telegram to save your theme.";
 "lng_theme_editor_done" = "Theme exported successfully!";
 "lng_theme_editor_title" = "Edit color palette";
-"lng_theme_editor_export_button" = "Export theme";
+"lng_theme_editor_save_button" = "Save theme";
+
+"lng_theme_editor_create_title" = "Create theme";
+"lng_theme_editor_attach_title" = "Attach desktop theme";
+"lng_theme_editor_create" = "Create";
+"lng_theme_editor_name" = "Theme name";
+"lng_theme_editor_create_description" = "New theme will be based on your currently selected colors and wallpaper. Alternatively, you can import existing theme or color palette from file.";
+"lng_theme_editor_attach_description" = "You can create desktop part of your theme based on your currently selected colors and wallpaper. Alternatively, you can import existing theme or color palette from file.";
+"lng_theme_editor_import_existing" = "Import existing theme";
+"lng_theme_editor_save_title" = "Save theme";
+"lng_theme_editor_link_about" = "Your theme will be updated for all users each time you change it. Anyone can install it using this link.\n\nTheme links must be longer than 5 characters and use a-z, 0-9 and underscores.";
+
+"lng_theme_editor_menu_export" = "Export theme";
+"lng_theme_editor_menu_import" = "Import theme";
+"lng_theme_editor_menu_show" = "Show palette file";
 
 "lng_payments_not_supported" = "Sorry, Telegram Desktop doesn't support payments yet. Please use one of our mobile apps to do this.";
 "lng_payments_receipt_label" = "Receipt";
@@ -1562,7 +1663,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_call_box_status_today" = "{time}";
 "lng_call_box_status_yesterday" = "Yesterday at {time}";
 "lng_call_box_status_date" = "{date} at {time}";
-"lng_call_box_status_group" = "({count}) {status}";
+"lng_call_box_status_group" = "({amount}) {status}";
 
 "lng_call_outgoing" = "Outgoing call";
 "lng_call_incoming" = "Incoming call";
@@ -1585,6 +1686,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 "lng_rights_edit_admin" = "Manage permissions";
 "lng_rights_edit_admin_header" = "What can this admin do?";
+"lng_rights_edit_admin_rank_name" = "Custom title";
+"lng_rights_edit_admin_rank_about" = "A custom title that will be shown to all members instead of '{title}'.";
 "lng_rights_about_add_admins_yes" = "This admin will be able to add new admins with the same (or more limited) permissions.";
 "lng_rights_about_add_admins_no" = "This admin will not be able to add new admins.";
 
@@ -1597,6 +1700,24 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_rights_user_restrictions" = "User restrictions";
 "lng_rights_user_restrictions_header" = "What can this member do?";
 "lng_rights_default_restrictions_header" = "What can members of this group do?";
+"lng_rights_slowmode_header" = "Slow mode";
+"lng_rights_slowmode_off" = "Off";
+"lng_rights_slowmode_seconds#one" = "{count}s";
+"lng_rights_slowmode_seconds#other" = "{count}s";
+"lng_rights_slowmode_minutes#one" = "{count}m";
+"lng_rights_slowmode_minutes#other" = "{count}m";
+"lng_rights_slowmode_hours#one" = "{count}h";
+"lng_rights_slowmode_hours#other" = "{count}h";
+"lng_rights_slowmode_about" = "Members will be able to send only one message per this interval.";
+"lng_rights_slowmode_about_interval" = "Members will be able to send only one message {interval}.";
+"lng_rights_slowmode_interval_seconds#one" = "every {count} second";
+"lng_rights_slowmode_interval_seconds#other" = "every {count} seconds";
+"lng_rights_slowmode_interval_minutes#one" = "every {count} minute";
+"lng_rights_slowmode_interval_minutes#other" = "every {count} minutes";
+
+"lng_slowmode_enabled"= "Slow mode is enabled. You can send your next message in {left}.";
+"lng_slowmode_no_many" = "Slow mode is enabled. You can't send more than one message at a time.";
+"lng_slowmode_too_long" = "Sorry, this text is too long to send as one message.\n\nSlow mode is enabled. You can't send more than one message at a time.";
 
 "lng_rights_channel_info" = "Change channel info";
 "lng_rights_channel_post" = "Post messages";
@@ -1625,6 +1746,21 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_rights_chat_banned_custom" = "Custom";
 "lng_rights_chat_banned_custom_date" = "Until {date}";
 
+"lng_rights_transfer_group" = "Transfer group ownership";
+"lng_rights_transfer_channel" = "Transfer channel ownership";
+"lng_rights_transfer_check" = "Security check";
+"lng_rights_transfer_check_about" = "You can transfer this group to {user} only if you have:";
+"lng_rights_transfer_check_password" = "• Enabled **2-Step Verification** more than **7 days** ago.";
+"lng_rights_transfer_check_session" = "• Logged in on this device more than **24 hours** ago.";
+"lng_rights_transfer_check_later" = "Please come back later.";
+"lng_rights_transfer_set_password" = "Set password";
+"lng_rights_transfer_about" = "This will transfer the full **owner rights** for {group} to {user}.";
+"lng_rights_transfer_sure" = "Change owner";
+"lng_rights_transfer_password_title" = "Two-step verification";
+"lng_rights_transfer_password_description" = "Please enter your password to complete the transfer.";
+"lng_rights_transfer_done_group" = "{user} is now the owner of the group.";
+"lng_rights_transfer_done_channel" = "{user} is now the owner of the channel.";
+
 "lng_restricted_send_message" = "The admins of this group restricted you from writing here.";
 "lng_restricted_send_media" = "The admins of this group restricted you from posting media content here.";
 "lng_restricted_send_stickers" = "The admins of this group restricted you from posting stickers here.";
@@ -1642,6 +1778,11 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_exceptions_list_title" = "Exceptions";
 "lng_removed_list_title" = "Removed users";
 
+"lng_admin_log_slow_mode_seconds#one" = "{count} second";
+"lng_admin_log_slow_mode_seconds#other" = "{count} seconds";
+"lng_admin_log_slow_mode_minutes#one" = "{count} minute";
+"lng_admin_log_slow_mode_minutes#other" = "{count} minutes";
+
 "lng_admin_log_title_all" = "All actions";
 "lng_admin_log_title_selected" = "Selected actions";
 "lng_admin_log_filter" = "Filter";
@@ -1705,6 +1846,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_admin_log_banned" = "banned {user}";
 "lng_admin_log_restricted" = "changed restrictions for {user} {until}";
 "lng_admin_log_promoted" = "changed privileges for {user}";
+"lng_admin_log_transferred" = "transferred ownership to {user}";
 "lng_admin_log_changed_default_permissions" = "changed default permissions";
 "lng_admin_log_changed_stickers_group" = "{from} changed the group's {sticker_set}";
 "lng_admin_log_changed_stickers_set" = "sticker set";
@@ -1713,6 +1855,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_admin_log_removed_linked_chat" = "{from} removed the discussion group";
 "lng_admin_log_changed_linked_channel" = "{from} changed the linked channel to «{chat}»";
 "lng_admin_log_removed_linked_channel" = "{from} removed the linked channel";
+"lng_admin_log_changed_location_chat" = "{from} changed the group location to {address}";
+"lng_admin_log_removed_location_chat" = "{from} removed the group location";
+"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_user_with_username" = "{name} ({mention})";
 "lng_admin_log_restricted_forever" = "indefinitely";
 "lng_admin_log_restricted_until" = "until {date}";
@@ -1956,14 +2102,14 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_export_state_userpics" = "Profile pictures";
 "lng_export_state_chats_list" = "Processing chats...";
 "lng_export_state_chats" = "Chats";
-"lng_export_state_progress" = "{count} / {total}";
+"lng_export_state_ready_progress" = "{ready} / {total}";
 "lng_export_progress" = "You can close this window now. Please don't quit Telegram until the data export is completed.";
 "lng_export_stop" = "Stop";
 "lng_export_sure_stop" = "Are you sure you want to stop exporting your data?\n\nIf you do, you'll need to start over.";
 "lng_export_about_done" = "Your data was successfully exported.";
 "lng_export_done" = "Show my data";
 "lng_export_finished" = "Data export completed.";
-"lng_export_total_files" = "Total files: {count}.";
+"lng_export_total_amount" = "Total files: {amount}.";
 "lng_export_total_size" = "Total size: {size}.";
 "lng_export_folder" = "Choose export folder";
 "lng_export_invalid" = "Sorry, you have started a new data export, so this data export is now cancelled.";
@@ -2017,6 +2163,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_polls_create_maximum" = "You have added the maximum number of options.";
 "lng_polls_create_button" = "Create";
 
+"lng_outdated_title" = "PLEASE UPDATE YOUR OPERATING SYSTEM.";
+"lng_outdated_soon" = "Otherwise, Telegram Desktop will stop updating on {date}.";
+"lng_outdated_now" = "So that Telegram Desktop can update to newer versions.";
+
 // Wnd specific
 
 "lng_wnd_choose_program_menu" = "Choose Default Program...";
@@ -2068,4 +2218,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_mac_menu_new_channel" = "New Channel";
 "lng_mac_menu_show" = "Show Telegram";
 
+"lng_mac_touchbar_favorite_stickers" = "Favorite stickers";
+
 // Keys finished

Telegram/Resources/qrc/fonts.qrc

@@ -0,0 +1,7 @@
+<RCC>
+  <qresource prefix="/gui">
+    <file alias="fonts/OpenSans-Regular.ttf">../fonts/OpenSans-Regular.ttf</file>
+    <file alias="fonts/OpenSans-Bold.ttf">../fonts/OpenSans-Bold.ttf</file>
+    <file alias="fonts/OpenSans-Semibold.ttf">../fonts/OpenSans-Semibold.ttf</file>
+  </qresource>
+</RCC>

Telegram/Resources/qrc/telegram.qrc

@@ -1,79 +0,0 @@
-<RCC>
-  <qresource prefix="/export">
-    <file alias="css/style.css">../export_html/css/style.css</file>
-    <file alias="images/back.png">../export_html/images/back.png</file>
-    <file alias="images/back@2x.png">../export_html/images/back@2x.png</file>
-    <file alias="images/media_call.png">../export_html/images/media_call.png</file>
-    <file alias="images/media_call@2x.png">../export_html/images/media_call@2x.png</file>
-    <file alias="images/media_contact.png">../export_html/images/media_contact.png</file>
-    <file alias="images/media_contact@2x.png">../export_html/images/media_contact@2x.png</file>
-    <file alias="images/media_file.png">../export_html/images/media_file.png</file>
-    <file alias="images/media_file@2x.png">../export_html/images/media_file@2x.png</file>
-    <file alias="images/media_game.png">../export_html/images/media_game.png</file>
-    <file alias="images/media_game@2x.png">../export_html/images/media_game@2x.png</file>
-    <file alias="images/media_location.png">../export_html/images/media_location.png</file>
-    <file alias="images/media_location@2x.png">../export_html/images/media_location@2x.png</file>
-    <file alias="images/media_music.png">../export_html/images/media_music.png</file>
-    <file alias="images/media_music@2x.png">../export_html/images/media_music@2x.png</file>
-    <file alias="images/media_photo.png">../export_html/images/media_photo.png</file>
-    <file alias="images/media_photo@2x.png">../export_html/images/media_photo@2x.png</file>
-    <file alias="images/media_shop.png">../export_html/images/media_shop.png</file>
-    <file alias="images/media_shop@2x.png">../export_html/images/media_shop@2x.png</file>
-    <file alias="images/media_video.png">../export_html/images/media_video.png</file>
-    <file alias="images/media_video@2x.png">../export_html/images/media_video@2x.png</file>
-    <file alias="images/media_voice.png">../export_html/images/media_voice.png</file>
-    <file alias="images/media_voice@2x.png">../export_html/images/media_voice@2x.png</file>
-    <file alias="images/section_calls.png">../export_html/images/section_calls.png</file>
-    <file alias="images/section_calls@2x.png">../export_html/images/section_calls@2x.png</file>
-    <file alias="images/section_chats.png">../export_html/images/section_chats.png</file>
-    <file alias="images/section_chats@2x.png">../export_html/images/section_chats@2x.png</file>
-    <file alias="images/section_contacts.png">../export_html/images/section_contacts.png</file>
-    <file alias="images/section_contacts@2x.png">../export_html/images/section_contacts@2x.png</file>
-    <file alias="images/section_frequent.png">../export_html/images/section_frequent.png</file>
-    <file alias="images/section_frequent@2x.png">../export_html/images/section_frequent@2x.png</file>
-    <file alias="images/section_other.png">../export_html/images/section_other.png</file>
-    <file alias="images/section_other@2x.png">../export_html/images/section_other@2x.png</file>
-    <file alias="images/section_photos.png">../export_html/images/section_photos.png</file>
-    <file alias="images/section_photos@2x.png">../export_html/images/section_photos@2x.png</file>
-    <file alias="images/section_sessions.png">../export_html/images/section_sessions.png</file>
-    <file alias="images/section_sessions@2x.png">../export_html/images/section_sessions@2x.png</file>
-    <file alias="images/section_web.png">../export_html/images/section_web.png</file>
-    <file alias="images/section_web@2x.png">../export_html/images/section_web@2x.png</file>
-    <file alias="js/script.js">../export_html/js/script.js</file>
-  </qresource>
-  <qresource prefix="/gui">
-    <file alias="fonts/OpenSans-Regular.ttf">../fonts/OpenSans-Regular.ttf</file>
-    <file alias="fonts/OpenSans-Bold.ttf">../fonts/OpenSans-Bold.ttf</file>
-    <file alias="fonts/OpenSans-Semibold.ttf">../fonts/OpenSans-Semibold.ttf</file>
-    <file alias="art/bg.jpg">../art/bg.jpg</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>
-    <file alias="art/sunrise.jpg">../art/sunrise.jpg</file>
-    <file alias="day-blue.tdesktop-theme">../day-blue.tdesktop-theme</file>
-    <file alias="night.tdesktop-theme">../night.tdesktop-theme</file>
-    <file alias="night-green.tdesktop-theme">../night-green.tdesktop-theme</file>
-  </qresource>
-  <qresource prefix="/sounds">
-    <file alias="msg_incoming.mp3">../sounds/msg_incoming.mp3</file>
-    <file alias="call_incoming.mp3">../sounds/call_incoming.mp3</file>
-    <file alias="call_outgoing.mp3">../sounds/call_outgoing.mp3</file>
-    <file alias="call_busy.mp3">../sounds/call_busy.mp3</file>
-    <file alias="call_connect.mp3">../sounds/call_connect.mp3</file>
-    <file alias="call_end.mp3">../sounds/call_end.mp3</file>
-  </qresource>
-  <qresource prefix="/qt-project.org">
-    <file>qmime/freedesktop.org.xml</file>
-  </qresource>
-  <qresource prefix="/misc">
-    <file alias="default_shortcuts-custom.json">../default_shortcuts-custom.json</file>
-  </qresource>
-  <qresource prefix="/langs">
-    <file alias="lang_it.strings">../langs/lang_it.strings</file>
-    <file alias="lang_es.strings">../langs/lang_es.strings</file>
-    <file alias="lang_de.strings">../langs/lang_de.strings</file>
-    <file alias="lang_nl.strings">../langs/lang_nl.strings</file>
-    <file alias="lang_pt_BR.strings">../langs/lang_pt_BR.strings</file>
-    <file alias="lang_ko.strings">../langs/lang_ko.strings</file>
-  </qresource>
-</RCC>

Telegram/Resources/qrc/telegram/sounds.qrc

@@ -0,0 +1,10 @@
+<RCC>
+  <qresource prefix="/sounds">
+    <file alias="msg_incoming.mp3">../../sounds/msg_incoming.mp3</file>
+    <file alias="call_busy.mp3">../../sounds/call_busy.mp3</file>
+    <file alias="call_connect.mp3">../../sounds/call_connect.mp3</file>
+    <file alias="call_end.mp3">../../sounds/call_end.mp3</file>
+    <file alias="call_incoming.mp3">../../sounds/call_incoming.mp3</file>
+    <file alias="call_outgoing.mp3">../../sounds/call_outgoing.mp3</file>
+  </qresource>
+</RCC>

Telegram/Resources/qrc/telegram/telegram.qrc

@@ -0,0 +1,60 @@
+<RCC>
+  <qresource prefix="/export">
+    <file alias="css/style.css">../../export_html/css/style.css</file>
+    <file alias="images/back.png">../../export_html/images/back.png</file>
+    <file alias="images/back@2x.png">../../export_html/images/back@2x.png</file>
+    <file alias="images/media_call.png">../../export_html/images/media_call.png</file>
+    <file alias="images/media_call@2x.png">../../export_html/images/media_call@2x.png</file>
+    <file alias="images/media_contact.png">../../export_html/images/media_contact.png</file>
+    <file alias="images/media_contact@2x.png">../../export_html/images/media_contact@2x.png</file>
+    <file alias="images/media_file.png">../../export_html/images/media_file.png</file>
+    <file alias="images/media_file@2x.png">../../export_html/images/media_file@2x.png</file>
+    <file alias="images/media_game.png">../../export_html/images/media_game.png</file>
+    <file alias="images/media_game@2x.png">../../export_html/images/media_game@2x.png</file>
+    <file alias="images/media_location.png">../../export_html/images/media_location.png</file>
+    <file alias="images/media_location@2x.png">../../export_html/images/media_location@2x.png</file>
+    <file alias="images/media_music.png">../../export_html/images/media_music.png</file>
+    <file alias="images/media_music@2x.png">../../export_html/images/media_music@2x.png</file>
+    <file alias="images/media_photo.png">../../export_html/images/media_photo.png</file>
+    <file alias="images/media_photo@2x.png">../../export_html/images/media_photo@2x.png</file>
+    <file alias="images/media_shop.png">../../export_html/images/media_shop.png</file>
+    <file alias="images/media_shop@2x.png">../../export_html/images/media_shop@2x.png</file>
+    <file alias="images/media_video.png">../../export_html/images/media_video.png</file>
+    <file alias="images/media_video@2x.png">../../export_html/images/media_video@2x.png</file>
+    <file alias="images/media_voice.png">../../export_html/images/media_voice.png</file>
+    <file alias="images/media_voice@2x.png">../../export_html/images/media_voice@2x.png</file>
+    <file alias="images/section_calls.png">../../export_html/images/section_calls.png</file>
+    <file alias="images/section_calls@2x.png">../../export_html/images/section_calls@2x.png</file>
+    <file alias="images/section_chats.png">../../export_html/images/section_chats.png</file>
+    <file alias="images/section_chats@2x.png">../../export_html/images/section_chats@2x.png</file>
+    <file alias="images/section_contacts.png">../../export_html/images/section_contacts.png</file>
+    <file alias="images/section_contacts@2x.png">../../export_html/images/section_contacts@2x.png</file>
+    <file alias="images/section_frequent.png">../../export_html/images/section_frequent.png</file>
+    <file alias="images/section_frequent@2x.png">../../export_html/images/section_frequent@2x.png</file>
+    <file alias="images/section_other.png">../../export_html/images/section_other.png</file>
+    <file alias="images/section_other@2x.png">../../export_html/images/section_other@2x.png</file>
+    <file alias="images/section_photos.png">../../export_html/images/section_photos.png</file>
+    <file alias="images/section_photos@2x.png">../../export_html/images/section_photos@2x.png</file>
+    <file alias="images/section_sessions.png">../../export_html/images/section_sessions.png</file>
+    <file alias="images/section_sessions@2x.png">../../export_html/images/section_sessions@2x.png</file>
+    <file alias="images/section_web.png">../../export_html/images/section_web.png</file>
+    <file alias="images/section_web@2x.png">../../export_html/images/section_web@2x.png</file>
+    <file alias="js/script.js">../../export_html/js/script.js</file>
+  </qresource>
+  <qresource prefix="/gui">
+    <file alias="art/bg.jpg">../../art/bg.jpg</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>
+    <file alias="art/sunrise.jpg">../../art/sunrise.jpg</file>
+    <file alias="day-blue.tdesktop-theme">../../day-blue.tdesktop-theme</file>
+    <file alias="night.tdesktop-theme">../../night.tdesktop-theme</file>
+    <file alias="night-green.tdesktop-theme">../../night-green.tdesktop-theme</file>
+  </qresource>
+  <qresource prefix="/qt-project.org">
+    <file>../qmime/freedesktop.org.xml</file>
+  </qresource>
+  <qresource prefix="/misc">
+    <file alias="default_shortcuts-custom.json">../../default_shortcuts-custom.json</file>
+  </qresource>
+</RCC>

Telegram/Resources/qrc/telegram_sounds.qrc

@@ -1,10 +0,0 @@
-<RCC>
-  <qresource prefix="/sounds">
-    <file alias="msg_incoming.mp3">../sounds/msg_incoming.mp3</file>
-    <file alias="call_busy.mp3">../sounds/call_busy.mp3</file>
-    <file alias="call_connect.mp3">../sounds/call_connect.mp3</file>
-    <file alias="call_end.mp3">../sounds/call_end.mp3</file>
-    <file alias="call_incoming.mp3">../sounds/call_incoming.mp3</file>
-    <file alias="call_outgoing.mp3">../sounds/call_outgoing.mp3</file>
-  </qresource>
-</RCC>

Telegram/Resources/tl/api.tl

@@ -1,7 +1,3 @@
-// Core types (no need to gen)
-
-//vector#1cb5c415 {t:Type} # [ t ] = Vector t;
-
 ///////////////////////////////
 /////////////////// Layer cons
 ///////////////////////////////
@@ -28,115 +24,10 @@
 //invokeWithLayer18#1c900537 query:!X = X;
 //invokeWithLayer#da9b0d0d layer:int query:!X = X; // after 18 layer
 
-///////////////////////////////
-/// Authorization key creation
-///////////////////////////////
-
-resPQ#05162463 nonce:int128 server_nonce:int128 pq:string server_public_key_fingerprints:Vector<long> = ResPQ;
-
-p_q_inner_data#83c95aec pq:string p:string q:string nonce:int128 server_nonce:int128 new_nonce:int256 = P_Q_inner_data;
-p_q_inner_data_dc#a9f55f95 pq:string p:string q:string nonce:int128 server_nonce:int128 new_nonce:int256 dc:int = P_Q_inner_data;
-p_q_inner_data_temp#3c6a84d4 pq:string p:string q:string nonce:int128 server_nonce:int128 new_nonce:int256 expires_in:int = P_Q_inner_data;
-p_q_inner_data_temp_dc#56fddf88 pq:string p:string q:string nonce:int128 server_nonce:int128 new_nonce:int256 dc:int expires_in:int = P_Q_inner_data;
-
-server_DH_params_fail#79cb045d nonce:int128 server_nonce:int128 new_nonce_hash:int128 = Server_DH_Params;
-server_DH_params_ok#d0e8075c nonce:int128 server_nonce:int128 encrypted_answer:string = Server_DH_Params;
-
-server_DH_inner_data#b5890dba nonce:int128 server_nonce:int128 g:int dh_prime:string g_a:string server_time:int = Server_DH_inner_data;
-
-client_DH_inner_data#6643b654 nonce:int128 server_nonce:int128 retry_id:long g_b:string = Client_DH_Inner_Data;
-
-dh_gen_ok#3bcbf734 nonce:int128 server_nonce:int128 new_nonce_hash1:int128 = Set_client_DH_params_answer;
-dh_gen_retry#46dc1fb9 nonce:int128 server_nonce:int128 new_nonce_hash2:int128 = Set_client_DH_params_answer;
-dh_gen_fail#a69dae02 nonce:int128 server_nonce:int128 new_nonce_hash3:int128 = Set_client_DH_params_answer;
-
-destroy_auth_key_ok#f660e1d4 = DestroyAuthKeyRes;
-destroy_auth_key_none#0a9f2259 = DestroyAuthKeyRes;
-destroy_auth_key_fail#ea109b13 = DestroyAuthKeyRes;
-
----functions---
-
-req_pq#60469778 nonce:int128 = ResPQ;
-req_pq_multi#be7e8ef1 nonce:int128 = ResPQ;
-
-req_DH_params#d712e4be nonce:int128 server_nonce:int128 p:string q:string public_key_fingerprint:long encrypted_data:string = Server_DH_Params;
-
-set_client_DH_params#f5045f1f nonce:int128 server_nonce:int128 encrypted_data:string = Set_client_DH_params_answer;
-
-destroy_auth_key#d1435160 = DestroyAuthKeyRes;
-
-///////////////////////////////
-////////////// System messages
-///////////////////////////////
-
----types---
-
-msgs_ack#62d6b459 msg_ids:Vector<long> = MsgsAck;
-
-bad_msg_notification#a7eff811 bad_msg_id:long bad_msg_seqno:int error_code:int = BadMsgNotification;
-bad_server_salt#edab447b bad_msg_id:long bad_msg_seqno:int error_code:int new_server_salt:long = BadMsgNotification;
-
-msgs_state_req#da69fb52 msg_ids:Vector<long> = MsgsStateReq;
-msgs_state_info#04deb57d req_msg_id:long info:string = MsgsStateInfo;
-msgs_all_info#8cc0d131 msg_ids:Vector<long> info:string = MsgsAllInfo;
-
-msg_detailed_info#276d3ec6 msg_id:long answer_msg_id:long bytes:int status:int = MsgDetailedInfo;
-msg_new_detailed_info#809db6df answer_msg_id:long bytes:int status:int = MsgDetailedInfo;
-
-msg_resend_req#7d861a08 msg_ids:Vector<long> = MsgResendReq;
-
-//rpc_result#f35c6d01 req_msg_id:long result:Object = RpcResult; // parsed manually
-
-rpc_error#2144ca19 error_code:int error_message:string = RpcError;
-
-rpc_answer_unknown#5e2ad36e = RpcDropAnswer;
-rpc_answer_dropped_running#cd78e586 = RpcDropAnswer;
-rpc_answer_dropped#a43ad8b7 msg_id:long seq_no:int bytes:int = RpcDropAnswer;
-
-future_salt#0949d9dc valid_since:int valid_until:int salt:long = FutureSalt;
-future_salts#ae500895 req_msg_id:long now:int salts:vector<future_salt> = FutureSalts;
-
-pong#347773c5 msg_id:long ping_id:long = Pong;
-
-destroy_session_ok#e22045fc session_id:long = DestroySessionRes;
-destroy_session_none#62d350c9 session_id:long = DestroySessionRes;
-
-new_session_created#9ec20908 first_msg_id:long unique_id:long server_salt:long = NewSession;
-
-//message msg_id:long seqno:int bytes:int body:Object = Message; // parsed manually
-//msg_container#73f1f8dc messages:vector<message> = MessageContainer; // parsed manually
-//msg_copy#e06046b2 orig_message:Message = MessageCopy; // parsed manually, not used - use msg_container
-//gzip_packed#3072cfa1 packed_data:string = Object; // parsed manually
-
-http_wait#9299359f max_delay:int wait_after:int max_wait:int = HttpWait;
-
-//ipPort ipv4:int port:int = IpPort;
-//help.configSimple#d997c3c5 date:int expires:int dc_id:int ip_port_list:Vector<ipPort> = help.ConfigSimple;
-
-ipPort#d433ad73 ipv4:int port:int = IpPort;
-ipPortSecret#37982646 ipv4:int port:int secret:bytes = IpPort;
-accessPointRule#4679b65f phone_prefix_rules:string dc_id:int ips:vector<IpPort> = AccessPointRule;
-help.configSimple#5a592a6c date:int expires:int rules:vector<AccessPointRule> = help.ConfigSimple;
-
----functions---
-
-rpc_drop_answer#58e4a740 req_msg_id:long = RpcDropAnswer;
-
-get_future_salts#b921bd04 num:int = FutureSalts;
-
-ping#7abe77ec ping_id:long = Pong;
-ping_delay_disconnect#f3427b8c ping_id:long disconnect_delay:int = Pong;
-
-destroy_session#e7512126 session_id:long = DestroySessionRes;
-
-contest.saveDeveloperInfo#9a5f6e95 vk_id:int name:string phone_number:string age:int city:string = Bool;
-
 ///////////////////////////////
 ///////// Main application API
 ///////////////////////////////
 
----types---
-
 boolFalse#bc799737 = Bool;
 boolTrue#997275b5 = Bool;
 
@@ -217,7 +108,7 @@ storage.fileMp4#b3cea0e4 = storage.FileType;
 storage.fileWebp#1081464c = storage.FileType;
 
 userEmpty#200250ba id:int = User;
-user#2e13f4c3 flags:# self:flags.10?true contact:flags.11?true mutual_contact:flags.12?true deleted:flags.13?true bot:flags.14?true bot_chat_history:flags.15?true bot_nochats:flags.16?true verified:flags.17?true restricted:flags.18?true min:flags.20?true bot_inline_geo:flags.21?true support:flags.23?true scam:flags.24?true id:int access_hash:flags.0?long first_name:flags.1?string last_name:flags.2?string username:flags.3?string phone:flags.4?string photo:flags.5?UserProfilePhoto status:flags.6?UserStatus bot_info_version:flags.14?int restriction_reason:flags.18?string bot_inline_placeholder:flags.19?string lang_code:flags.22?string = User;
+user#938458c1 flags:# self:flags.10?true contact:flags.11?true mutual_contact:flags.12?true deleted:flags.13?true bot:flags.14?true bot_chat_history:flags.15?true bot_nochats:flags.16?true verified:flags.17?true restricted:flags.18?true min:flags.20?true bot_inline_geo:flags.21?true support:flags.23?true scam:flags.24?true id:int access_hash:flags.0?long first_name:flags.1?string last_name:flags.2?string username:flags.3?string phone:flags.4?string photo:flags.5?UserProfilePhoto status:flags.6?UserStatus bot_info_version:flags.14?int restriction_reason:flags.18?Vector<RestrictionReason> bot_inline_placeholder:flags.19?string lang_code:flags.22?string = User;
 
 userProfilePhotoEmpty#4f11bae1 = UserProfilePhoto;
 userProfilePhoto#ecd75d8c photo_id:long photo_small:FileLocation photo_big:FileLocation dc_id:int = UserProfilePhoto;
@@ -232,11 +123,11 @@ userStatusLastMonth#77ebc742 = UserStatus;
 chatEmpty#9ba2d800 id:int = Chat;
 chat#3bda1bde flags:# creator:flags.0?true kicked:flags.1?true left:flags.2?true deactivated:flags.5?true id:int title:string photo:ChatPhoto participants_count:int date:int version:int migrated_to:flags.6?InputChannel admin_rights:flags.14?ChatAdminRights default_banned_rights:flags.18?ChatBannedRights = Chat;
 chatForbidden#7328bdb id:int title:string = Chat;
-channel#4df30834 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 id:int access_hash:flags.13?long title:string username:flags.6?string photo:ChatPhoto date:int version:int restriction_reason:flags.9?string admin_rights:flags.14?ChatAdminRights banned_rights:flags.15?ChatBannedRights default_banned_rights:flags.18?ChatBannedRights participants_count:flags.17?int = 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 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#1b7c9db3 flags:# can_set_username:flags.7?true id:int about:string participants:ChatParticipants chat_photo:flags.2?Photo notify_settings:PeerNotifySettings exported_invite:ExportedChatInvite bot_info:flags.3?Vector<BotInfo> pinned_msg_id:flags.6?int folder_id:flags.11?int = ChatFull;
-channelFull#9882e516 flags:# can_view_participants:flags.3?true can_set_username:flags.6?true can_set_stickers:flags.7?true hidden_prehistory:flags.10?true can_view_stats:flags.12?true id:int about:string participants_count:flags.0?int admins_count:flags.1?int kicked_count:flags.2?int banned_count:flags.2?int online_count:flags.13?int read_inbox_max_id:int read_outbox_max_id:int unread_count:int chat_photo:Photo notify_settings:PeerNotifySettings exported_invite:ExportedChatInvite bot_info:Vector<BotInfo> migrated_from_chat_id:flags.4?int migrated_from_max_id:flags.4?int pinned_msg_id:flags.5?int stickerset:flags.8?StickerSet available_min_id:flags.9?int folder_id:flags.11?int linked_chat_id:flags.13?int pts:int = ChatFull;
+chatFull#1b7c9db3 flags:# can_set_username:flags.7?true has_scheduled:flags.8?true id:int about:string participants:ChatParticipants chat_photo:flags.2?Photo notify_settings:PeerNotifySettings exported_invite:ExportedChatInvite bot_info:flags.3?Vector<BotInfo> pinned_msg_id:flags.6?int folder_id:flags.11?int = ChatFull;
+channelFull#2d895c74 flags:# can_view_participants:flags.3?true can_set_username:flags.6?true can_set_stickers:flags.7?true hidden_prehistory:flags.10?true can_view_stats:flags.12?true can_set_location:flags.16?true has_scheduled:flags.19?true id:int about:string participants_count:flags.0?int admins_count:flags.1?int kicked_count:flags.2?int banned_count:flags.2?int online_count:flags.13?int read_inbox_max_id:int read_outbox_max_id:int unread_count:int chat_photo:Photo notify_settings:PeerNotifySettings exported_invite:ExportedChatInvite bot_info:Vector<BotInfo> migrated_from_chat_id:flags.4?int migrated_from_max_id:flags.4?int pinned_msg_id:flags.5?int stickerset:flags.8?StickerSet available_min_id:flags.9?int folder_id:flags.11?int linked_chat_id:flags.14?int location:flags.15?ChannelLocation slowmode_seconds:flags.17?int slowmode_next_send_date:flags.18?int pts:int = ChatFull;
 
 chatParticipant#c8d7493e user_id:int inviter_id:int date:int = ChatParticipant;
 chatParticipantCreator#da13538a user_id:int = ChatParticipant;
@@ -249,7 +140,7 @@ chatPhotoEmpty#37c1011c = ChatPhoto;
 chatPhoto#475cdbd5 photo_small:FileLocation photo_big:FileLocation dc_id:int = ChatPhoto;
 
 messageEmpty#83e5de54 id:int = Message;
-message#44f9b43d flags:# out:flags.1?true mentioned:flags.4?true media_unread:flags.5?true silent:flags.13?true post:flags.14?true from_scheduled:flags.18?true legacy:flags.19?true id:int from_id:flags.8?int to_id:Peer fwd_from:flags.2?MessageFwdHeader via_bot_id:flags.11?int reply_to_msg_id:flags.3?int date:int message:string media:flags.9?MessageMedia reply_markup:flags.6?ReplyMarkup entities:flags.7?Vector<MessageEntity> views:flags.10?int edit_date:flags.15?int post_author:flags.16?string grouped_id:flags.17?long = Message;
+message#452c0e65 flags:# out:flags.1?true mentioned:flags.4?true media_unread:flags.5?true silent:flags.13?true post:flags.14?true from_scheduled:flags.18?true legacy:flags.19?true edit_hide:flags.21?true id:int from_id:flags.8?int to_id:Peer fwd_from:flags.2?MessageFwdHeader via_bot_id:flags.11?int reply_to_msg_id:flags.3?int date:int message:string media:flags.9?MessageMedia reply_markup:flags.6?ReplyMarkup entities:flags.7?Vector<MessageEntity> views:flags.10?int edit_date:flags.15?int post_author:flags.16?string grouped_id:flags.17?long restriction_reason:flags.22?Vector<RestrictionReason> = Message;
 messageService#9e19a1f6 flags:# out:flags.1?true mentioned:flags.4?true media_unread:flags.5?true silent:flags.13?true post:flags.14?true legacy:flags.19?true id:int from_id:flags.8?int to_id:Peer reply_to_msg_id:flags.3?int date:int action:MessageAction = Message;
 
 messageMediaEmpty#3ded6320 = MessageMedia;
@@ -303,11 +194,10 @@ photoStrippedSize#e0b0bc2e type:string bytes:bytes = PhotoSize;
 geoPointEmpty#1117dd5f = GeoPoint;
 geoPoint#296f104 long:double lat:double access_hash:long = GeoPoint;
 
-auth.checkedPhone#811ea28e phone_registered:Bool = auth.CheckedPhone;
-
-auth.sentCode#38faab5f flags:# phone_registered:flags.0?true type:auth.SentCodeType phone_code_hash:string next_type:flags.1?auth.CodeType timeout:flags.2?int terms_of_service:flags.3?help.TermsOfService = auth.SentCode;
+auth.sentCode#5e002502 flags:# type:auth.SentCodeType phone_code_hash:string next_type:flags.1?auth.CodeType timeout:flags.2?int = auth.SentCode;
 
 auth.authorization#cd050916 flags:# tmp_sessions:flags.0?int user:User = auth.Authorization;
+auth.authorizationSignUpRequired#44747e9a flags:# terms_of_service:flags.0?help.TermsOfService = auth.Authorization;
 
 auth.exportedAuthorization#df969c2d id:int bytes:bytes = auth.ExportedAuthorization;
 
@@ -320,7 +210,7 @@ inputPeerNotifySettings#9c3d198e flags:# show_previews:flags.0?Bool silent:flags
 
 peerNotifySettings#af509d20 flags:# show_previews:flags.0?Bool silent:flags.1?Bool mute_until:flags.2?int sound:flags.3?string = PeerNotifySettings;
 
-peerSettings#818426cd flags:# report_spam:flags.0?true = PeerSettings;
+peerSettings#818426cd flags:# report_spam:flags.0?true add_contact:flags.1?true block_contact:flags.2?true share_contact:flags.3?true need_contacts_exception:flags.4?true report_geo:flags.5?true = PeerSettings;
 
 wallPaper#a437c3ed id:long flags:# creator:flags.0?true default:flags.1?true pattern:flags.3?true dark:flags.4?true access_hash:long slug:string document:Document settings:flags.2?WallPaperSettings = WallPaper;
 
@@ -330,8 +220,9 @@ inputReportReasonPornography#2e59d922 = ReportReason;
 inputReportReasonChildAbuse#adf44ee3 = ReportReason;
 inputReportReasonOther#e1746d0a text:string = ReportReason;
 inputReportReasonCopyright#9b89f93a = ReportReason;
+inputReportReasonGeoIrrelevant#dbd4feed = ReportReason;
 
-userFull#745559cc flags:# blocked:flags.0?true phone_calls_available:flags.4?true phone_calls_private:flags.5?true can_pin_message:flags.7?true user:User about:flags.1?string link:contacts.Link profile_photo:flags.2?Photo notify_settings:PeerNotifySettings bot_info:flags.3?BotInfo pinned_msg_id:flags.6?int common_chats_count:int folder_id:flags.11?int = UserFull;
+userFull#edf17c12 flags:# blocked:flags.0?true phone_calls_available:flags.4?true phone_calls_private:flags.5?true can_pin_message:flags.7?true has_scheduled:flags.12?true user:User about:flags.1?string settings:PeerSettings profile_photo:flags.2?Photo notify_settings:PeerNotifySettings bot_info:flags.3?BotInfo pinned_msg_id:flags.6?int common_chats_count:int folder_id:flags.11?int = UserFull;
 
 contact#f911c994 user_id:int mutual:Bool = Contact;
 
@@ -341,8 +232,6 @@ contactBlocked#561bc879 user_id:int date:int = ContactBlocked;
 
 contactStatus#d3680c61 user_id:int status:UserStatus = ContactStatus;
 
-contacts.link#3ace484c my_link:ContactLink foreign_link:ContactLink user:User = contacts.Link;
-
 contacts.contactsNotModified#b74ba9d2 = contacts.Contacts;
 contacts.contacts#eae87e42 contacts:Vector<Contact> saved_count:int users:Vector<User> = contacts.Contacts;
 
@@ -393,7 +282,6 @@ updateChatParticipants#7761198 participants:ChatParticipants = Update;
 updateUserStatus#1bfbd823 user_id:int status:UserStatus = Update;
 updateUserName#a7332b73 user_id:int first_name:string last_name:string username:string = Update;
 updateUserPhoto#95313b0c user_id:int date:int photo:UserProfilePhoto previous:Bool = Update;
-updateContactLink#9d2e67c5 user_id:int my_link:ContactLink foreign_link:ContactLink = Update;
 updateNewEncryptedMessage#12bcbd9a message:EncryptedMessage qts:int = Update;
 updateEncryptedChatTyping#1710f156 chat_id:int = Update;
 updateEncryption#b4a2e88d chat:EncryptedChat date:int = Update;
@@ -454,6 +342,11 @@ updateChatPinnedMessage#e10db349 chat_id:int id:int version:int = Update;
 updateMessagePoll#aca1657b flags:# poll_id:long poll:flags.0?Poll results:PollResults = Update;
 updateChatDefaultBannedRights#54c01850 peer:Peer default_banned_rights:ChatBannedRights version:int = Update;
 updateFolderPeers#19360dc0 folder_peers:Vector<FolderPeer> pts:int pts_count:int = Update;
+updatePeerSettings#6a7e7366 peer:Peer settings:PeerSettings = Update;
+updatePeerLocated#b4afcfb0 peers:Vector<PeerLocated> = Update;
+updateNewScheduledMessage#39a51dfb message:Message = Update;
+updateDeleteScheduledMessages#90866cee peer:Peer messages:Vector<int> = Update;
+updateTheme#8216fba3 theme:Theme = Update;
 
 updates.state#a56c2a3e pts:int qts:int date:int seq:int unread_count:int = updates.State;
 
@@ -484,7 +377,7 @@ config#330b4067 flags:# phonecalls_enabled:flags.1?true default_p2p_contacts:fla
 
 nearestDc#8e1a1775 country:string this_dc:int nearest_dc:int = NearestDc;
 
-help.appUpdate#1da7158f flags:# popup:flags.0?true id:int version:string text:string entities:Vector<MessageEntity> document:flags.1?Document url:flags.2?string = help.AppUpdate;
+help.appUpdate#1da7158f flags:# can_not_skip:flags.0?true id:int version:string text:string entities:Vector<MessageEntity> document:flags.1?Document url:flags.2?string = help.AppUpdate;
 help.noAppUpdate#c45a6536 = help.AppUpdate;
 
 help.inviteText#18cb9f78 message:string = help.InviteText;
@@ -550,6 +443,7 @@ inputPrivacyKeyPhoneP2P#db9e70d2 = InputPrivacyKey;
 inputPrivacyKeyForwards#a4dd4c08 = InputPrivacyKey;
 inputPrivacyKeyProfilePhoto#5719bacc = InputPrivacyKey;
 inputPrivacyKeyPhoneNumber#352dafa = InputPrivacyKey;
+inputPrivacyKeyAddedByPhone#d1219bdd = InputPrivacyKey;
 
 privacyKeyStatusTimestamp#bc2eab30 = PrivacyKey;
 privacyKeyChatInvite#500e6dfa = PrivacyKey;
@@ -558,6 +452,7 @@ privacyKeyPhoneP2P#39491cc8 = PrivacyKey;
 privacyKeyForwards#69ec56a3 = PrivacyKey;
 privacyKeyProfilePhoto#96151fed = PrivacyKey;
 privacyKeyPhoneNumber#d19ae46d = PrivacyKey;
+privacyKeyAddedByPhone#42ffd42b = PrivacyKey;
 
 inputPrivacyValueAllowContacts#d09e07b = InputPrivacyRule;
 inputPrivacyValueAllowAll#184b35ce = InputPrivacyRule;
@@ -599,13 +494,9 @@ messages.allStickers#edfd405f hash:int sets:Vector<StickerSet> = messages.AllSti
 
 messages.affectedMessages#84d19185 pts:int pts_count:int = messages.AffectedMessages;
 
-contactLinkUnknown#5f4f9247 = ContactLink;
-contactLinkNone#feedd3ad = ContactLink;
-contactLinkContact#d502c2d0 = ContactLink;
-
 webPageEmpty#eb1477e8 id:long = WebPage;
 webPagePending#c586da1c id:long date:int = WebPage;
-webPage#5f07b4bc flags:# id:long url:string display_url:string hash:int type:flags.0?string site_name:flags.1?string title:flags.2?string description:flags.3?string photo:flags.4?Photo embed_url:flags.5?string embed_type:flags.5?string embed_width:flags.6?int embed_height:flags.6?int duration:flags.7?int author:flags.8?string document:flags.9?Document cached_page:flags.10?Page = WebPage;
+webPage#fa64e172 flags:# id:long url:string display_url:string hash:int type:flags.0?string site_name:flags.1?string title:flags.2?string description:flags.3?string photo:flags.4?Photo embed_url:flags.5?string embed_type:flags.5?string embed_width:flags.6?int embed_height:flags.6?int duration:flags.7?int author:flags.8?string document:flags.9?Document documents:flags.11?Vector<Document> cached_page:flags.10?Page = WebPage;
 webPageNotModified#85849473 = WebPage;
 
 authorization#ad01d61d flags:# current:flags.0?true official_app:flags.1?true password_pending:flags.2?true hash:long device_model:string platform:string system_version:string api_id:int app_name:string app_version:string date_created:int date_active:int ip:string country:string region:string = Authorization;
@@ -631,8 +522,9 @@ chatInvite#dfc2f58e flags:# channel:flags.0?true broadcast:flags.1?true public:f
 inputStickerSetEmpty#ffb62b95 = InputStickerSet;
 inputStickerSetID#9de7a269 id:long access_hash:long = InputStickerSet;
 inputStickerSetShortName#861cc8a0 short_name:string = InputStickerSet;
+inputStickerSetAnimatedEmoji#28703c8 = InputStickerSet;
 
-stickerSet#eeb46f27 flags:# archived:flags.1?true official:flags.2?true masks:flags.3?true installed_date:flags.0?int id:long access_hash:long title:string short_name:string thumb:flags.4?PhotoSize thumb_dc_id:flags.4?int count:int hash:int = StickerSet;
+stickerSet#eeb46f27 flags:# archived:flags.1?true official:flags.2?true masks:flags.3?true animated:flags.5?true installed_date:flags.0?int id:long access_hash:long title:string short_name:string thumb:flags.4?PhotoSize thumb_dc_id:flags.4?int count:int hash:int = StickerSet;
 
 messages.stickerSet#b60a24a6 set:StickerSet packs:Vector<StickerPack> documents:Vector<Document> = messages.StickerSet;
 
@@ -673,6 +565,9 @@ messageEntityMentionName#352dca58 offset:int length:int user_id:int = MessageEnt
 inputMessageEntityMentionName#208e68c9 offset:int length:int user_id:InputUser = MessageEntity;
 messageEntityPhone#9b69e34b offset:int length:int = MessageEntity;
 messageEntityCashtag#4c4e743f offset:int length:int = MessageEntity;
+messageEntityUnderline#9c4e7e8b offset:int length:int = MessageEntity;
+messageEntityStrike#bf0693d4 offset:int length:int = MessageEntity;
+messageEntityBlockquote#20df5d0 offset:int length:int = MessageEntity;
 
 inputChannelEmpty#ee8c1e86 = InputChannel;
 inputChannel#afeb712e channel_id:int access_hash:long = InputChannel;
@@ -691,8 +586,8 @@ channelMessagesFilter#cd77d957 flags:# exclude_new_messages:flags.1?true ranges:
 
 channelParticipant#15ebac1d user_id:int date:int = ChannelParticipant;
 channelParticipantSelf#a3289a6d user_id:int inviter_id:int date:int = ChannelParticipant;
-channelParticipantCreator#e3e2e1f9 user_id:int = ChannelParticipant;
-channelParticipantAdmin#5daa6e23 flags:# can_edit:flags.0?true self:flags.1?true user_id:int inviter_id:flags.1?int promoted_by:int date:int admin_rights:ChatAdminRights = ChannelParticipant;
+channelParticipantCreator#808d15a4 flags:# user_id:int rank:flags.0?string = ChannelParticipant;
+channelParticipantAdmin#ccbebbaf flags:# can_edit:flags.0?true self:flags.1?true user_id:int inviter_id:flags.1?int promoted_by:int date:int admin_rights:ChatAdminRights rank:flags.2?string = ChannelParticipant;
 channelParticipantBanned#1c0facaf flags:# left:flags.0?true user_id:int kicked_by:int date:int banned_rights:ChatBannedRights = ChannelParticipant;
 
 channelParticipantsRecent#de3f3c79 = ChannelParticipantsFilter;
@@ -893,7 +788,7 @@ payments.paymentForm#3f56aea3 flags:# can_save_credentials:flags.2?true password
 payments.validatedRequestedInfo#d1451883 flags:# id:flags.0?string shipping_options:flags.1?Vector<ShippingOption> = payments.ValidatedRequestedInfo;
 
 payments.paymentResult#4e5f810d updates:Updates = payments.PaymentResult;
-payments.paymentVerficationNeeded#6b56b921 url:string = payments.PaymentResult;
+payments.paymentVerificationNeeded#d8411139 url:string = payments.PaymentResult;
 
 payments.paymentReceipt#500911e1 flags:# date:int bot_id:int invoice:Invoice provider_id:int info:flags.0?PaymentRequestedInfo shipping:flags.1?ShippingOption currency:string total_amount:long credentials_title:string users:Vector<User> = payments.PaymentReceipt;
 
@@ -959,6 +854,8 @@ channelAdminLogEventActionTogglePreHistoryHidden#5f5c95f1 new_value:Bool = Chann
 channelAdminLogEventActionDefaultBannedRights#2df5fc0a prev_banned_rights:ChatBannedRights new_banned_rights:ChatBannedRights = ChannelAdminLogEventAction;
 channelAdminLogEventActionStopPoll#8f079643 message:Message = ChannelAdminLogEventAction;
 channelAdminLogEventActionChangeLinkedChat#a26f881b prev_value:int new_value:int = ChannelAdminLogEventAction;
+channelAdminLogEventActionChangeLocation#e6b76ae prev_value:ChannelLocation new_value:ChannelLocation = ChannelAdminLogEventAction;
+channelAdminLogEventActionToggleSlowMode#53909779 prev_value:int new_value:int = ChannelAdminLogEventAction;
 
 channelAdminLogEvent#3b5a3e40 id:long date:int user_id:int action:ChannelAdminLogEventAction = ChannelAdminLogEvent;
 
@@ -1134,7 +1031,7 @@ inputWallPaperSlug#72091c80 slug:string = InputWallPaper;
 account.wallPapersNotModified#1c199183 = account.WallPapers;
 account.wallPapers#702b65a9 hash:int wallpapers:Vector<WallPaper> = account.WallPapers;
 
-codeSettings#302f59f3 flags:# allow_flashcall:flags.0?true current_number:flags.1?true app_hash_persistent:flags.2?true app_hash:flags.3?string = CodeSettings;
+codeSettings#debebe83 flags:# allow_flashcall:flags.0?true current_number:flags.1?true allow_app_hash:flags.4?true = CodeSettings;
 
 wallPaperSettings#a12f40b8 flags:# blur:flags.1?true motion:flags.2?true background_color:flags.0?int intensity:flags.3?int = WallPaperSettings;
 
@@ -1165,6 +1062,22 @@ urlAuthResultRequest#92d33a0e flags:# request_write_access:flags.0?true bot:User
 urlAuthResultAccepted#8f8c0e4e url:string = UrlAuthResult;
 urlAuthResultDefault#a9d6db1f = UrlAuthResult;
 
+channelLocationEmpty#bfb5ad8b = ChannelLocation;
+channelLocation#209b82db geo_point:GeoPoint address:string = ChannelLocation;
+
+peerLocated#ca461b5d peer:Peer expires:int distance:int = PeerLocated;
+
+restrictionReason#d072acb4 platform:string reason:string text:string = RestrictionReason;
+
+inputTheme#3c5693e9 id:long access_hash:long = InputTheme;
+inputThemeSlug#f5890df1 slug:string = InputTheme;
+
+themeDocumentNotModified#483d270c = Theme;
+theme#f7d90ce0 flags:# creator:flags.0?true default:flags.1?true id:long access_hash:long slug:string title:string document:flags.2?Document installs_count:int = Theme;
+
+account.themesNotModified#f41eb622 = account.Themes;
+account.themes#7f676421 hash:int themes:Vector<Theme> = account.Themes;
+
 ---functions---
 
 invokeAfterMsg#cb9f372d {X:Type} msg_id:long query:!X = X;
@@ -1176,7 +1089,7 @@ invokeWithMessagesRange#365275f2 {X:Type} range:MessageRange query:!X = X;
 invokeWithTakeout#aca9fd2e {X:Type} takeout_id:long query:!X = X;
 
 auth.sendCode#a677244f phone_number:string api_id:int api_hash:string settings:CodeSettings = auth.SentCode;
-auth.signUp#1b067634 phone_number:string phone_code_hash:string phone_code:string first_name:string last_name:string = auth.Authorization;
+auth.signUp#80eee427 phone_number:string phone_code_hash:string first_name:string last_name:string = auth.Authorization;
 auth.signIn#bcd51581 phone_number:string phone_code_hash:string phone_code:string = auth.Authorization;
 auth.logOut#5717da40 = Bool;
 auth.resetAuthorizations#9fab0d1a = Bool;
@@ -1191,7 +1104,7 @@ auth.resendCode#3ef1a9bf phone_number:string phone_code_hash:string = auth.SentC
 auth.cancelCode#1f040578 phone_number:string phone_code_hash:string = Bool;
 auth.dropTempAuthKeys#8e48a188 except_auth_keys:Vector<long> = Bool;
 
-account.registerDevice#5cbea590 token_type:int token:string app_sandbox:Bool secret:bytes other_uids:Vector<int> = Bool;
+account.registerDevice#68976c6f flags:# no_muted:flags.0?true token_type:int token:string app_sandbox:Bool secret:bytes other_uids:Vector<int> = Bool;
 account.unregisterDevice#3076c4bf token_type:int token:string other_uids:Vector<int> = Bool;
 account.updateNotifySettings#84be5b93 peer:InputNotifyPeer settings:InputPeerNotifySettings = Bool;
 account.getNotifySettings#12b3ad31 peer:InputNotifyPeer = PeerNotifySettings;
@@ -1246,6 +1159,13 @@ account.installWallPaper#feed5769 wallpaper:InputWallPaper settings:WallPaperSet
 account.resetWallPapers#bb3b9804 = Bool;
 account.getAutoDownloadSettings#56da0b3f = account.AutoDownloadSettings;
 account.saveAutoDownloadSettings#76f36233 flags:# low:flags.0?true high:flags.1?true settings:AutoDownloadSettings = Bool;
+account.uploadTheme#1c3db333 flags:# file:InputFile thumb:flags.0?InputFile file_name:string mime_type:string = Document;
+account.createTheme#2b7ffd7f slug:string title:string document:InputDocument = Theme;
+account.updateTheme#3b8ea202 flags:# format:string theme:InputTheme slug:flags.0?string title:flags.1?string document:flags.2?InputDocument = Theme;
+account.saveTheme#f257106c theme:InputTheme unsave:Bool = Bool;
+account.installTheme#7ae43737 flags:# dark:flags.0?true format:flags.1?string theme:flags.1?InputTheme = Bool;
+account.getTheme#8d9d742b format:string theme:InputTheme document_id:long = Theme;
+account.getThemes#285946f8 format:string hash:int = account.Themes;
 
 users.getUsers#d91a548 id:Vector<InputUser> = Vector<User>;
 users.getFullUser#ca30a5b1 id:InputUser = UserFull;
@@ -1255,8 +1175,7 @@ contacts.getContactIDs#2caa4a42 hash:int = Vector<int>;
 contacts.getStatuses#c4a353ee = Vector<ContactStatus>;
 contacts.getContacts#c023849f hash:int = contacts.Contacts;
 contacts.importContacts#2c800be5 contacts:Vector<InputContact> = contacts.ImportedContacts;
-contacts.deleteContact#8e953744 id:InputUser = contacts.Link;
-contacts.deleteContacts#59ab389e id:Vector<InputUser> = Bool;
+contacts.deleteContacts#96a0e00 id:Vector<InputUser> = Updates;
 contacts.deleteByPhones#1013fd9e phones:Vector<string> = Bool;
 contacts.block#332b49fc id:InputUser = Bool;
 contacts.unblock#e54100bd id:InputUser = Bool;
@@ -1268,6 +1187,9 @@ contacts.resetTopPeerRating#1ae373ac category:TopPeerCategory peer:InputPeer = B
 contacts.resetSaved#879537f1 = Bool;
 contacts.getSaved#82f1e39f = Vector<SavedContact>;
 contacts.toggleTopPeers#8514bdda enabled:Bool = Bool;
+contacts.addContact#e8f463d0 flags:# add_phone_privacy_exception:flags.0?true id:InputUser first_name:string last_name:string phone:string = Updates;
+contacts.acceptContact#f831a20f id:InputUser = Updates;
+contacts.getLocated#a356056 geo_point:InputGeoPoint = Updates;
 
 messages.getMessages#63c66506 id:Vector<InputMessage> = messages.Messages;
 messages.getDialogs#a0ee3b73 flags:# exclude_pinned:flags.0?true folder_id:flags.1?int offset_date:int offset_id:int offset_peer:InputPeer limit:int hash:int = messages.Dialogs;
@@ -1278,11 +1200,10 @@ messages.deleteHistory#1c015b09 flags:# just_clear:flags.0?true revoke:flags.1?t
 messages.deleteMessages#e58e95d2 flags:# revoke:flags.0?true id:Vector<int> = messages.AffectedMessages;
 messages.receivedMessages#5a954c0 max_id:int = Vector<ReceivedNotifyMessage>;
 messages.setTyping#a3825e50 peer:InputPeer action:SendMessageAction = Bool;
-messages.sendMessage#fa88427a 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> = Updates;
-messages.sendMedia#b8d1262b 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> = Updates;
-messages.forwardMessages#708e0195 flags:# silent:flags.5?true background:flags.6?true with_my_score:flags.8?true grouped:flags.9?true from_peer:InputPeer id:Vector<int> random_id:Vector<long> to_peer:InputPeer = Updates;
+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 grouped:flags.9?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.hideReportSpam#a8f1709b peer:InputPeer = Bool;
 messages.getPeerSettings#3672e09c peer:InputPeer = PeerSettings;
 messages.report#bd82b658 peer:InputPeer id:Vector<int> reason:ReportReason = Bool;
 messages.getChats#3c6aa187 id:Vector<int> = messages.Chats;
@@ -1317,7 +1238,7 @@ messages.startBot#e6df7378 bot:InputUser peer:InputPeer random_id:long start_par
 messages.getMessagesViews#c4c8a55d peer:InputPeer id:Vector<int> increment:Bool = Vector<int>;
 messages.editChatAdmin#a9e69f2e chat_id:int user_id:InputUser is_admin:Bool = Bool;
 messages.migrateChat#15a3b8e3 chat_id:int = Updates;
-messages.searchGlobal#f79c611 q:string offset_rate:int offset_peer:InputPeer offset_id:int limit:int = messages.Messages;
+messages.searchGlobal#bf7225a4 flags:# folder_id:flags.0?int q:string offset_rate:int offset_peer:InputPeer offset_id:int limit:int = messages.Messages;
 messages.reorderStickerSets#78337739 flags:# masks:flags.0?true order:Vector<long> = Bool;
 messages.getDocumentByHash#338e2464 sha256:bytes size:int mime_type:string = Document;
 messages.searchGifs#bf9a776b q:string offset:int = messages.FoundGifs;
@@ -1325,9 +1246,9 @@ messages.getSavedGifs#83bf3d52 hash:int = messages.SavedGifs;
 messages.saveGif#327a30cb id:InputDocument unsave:Bool = Bool;
 messages.getInlineBotResults#514e999d flags:# bot:InputUser peer:InputPeer geo_point:flags.0?InputGeoPoint query:string offset:string = messages.BotResults;
 messages.setInlineBotResults#eb5ea206 flags:# gallery:flags.0?true private:flags.1?true query_id:long results:Vector<InputBotInlineResult> cache_time:int next_offset:flags.2?string switch_pm:flags.3?InlineBotSwitchPM = Bool;
-messages.sendInlineBotResult#b16e06fe flags:# silent:flags.5?true background:flags.6?true clear_draft:flags.7?true hide_via:flags.11?true peer:InputPeer reply_to_msg_id:flags.0?int random_id:long query_id:long id:string = Updates;
+messages.sendInlineBotResult#220815b0 flags:# silent:flags.5?true background:flags.6?true clear_draft:flags.7?true hide_via:flags.11?true peer:InputPeer reply_to_msg_id:flags.0?int random_id:long query_id:long id:string schedule_date:flags.10?int = Updates;
 messages.getMessageEditData#fda68d36 peer:InputPeer id:int = messages.MessageEditData;
-messages.editMessage#d116f31e flags:# no_webpage:flags.1?true peer:InputPeer id:int message:flags.11?string media:flags.14?InputMedia reply_markup:flags.2?ReplyMarkup entities:flags.3?Vector<MessageEntity> = Updates;
+messages.editMessage#48f71778 flags:# no_webpage:flags.1?true peer:InputPeer id:int message:flags.11?string media:flags.14?InputMedia reply_markup:flags.2?ReplyMarkup entities:flags.3?Vector<MessageEntity> schedule_date:flags.15?int = Updates;
 messages.editInlineBotMessage#83557dba flags:# no_webpage:flags.1?true id:InputBotInlineMessageID message:flags.11?string media:flags.14?InputMedia reply_markup:flags.2?ReplyMarkup entities:flags.3?Vector<MessageEntity> = Bool;
 messages.getBotCallbackAnswer#810a9fec flags:# game:flags.1?true peer:InputPeer msg_id:int data:flags.0?bytes = messages.BotCallbackAnswer;
 messages.setBotCallbackAnswer#d58f130a flags:# alert:flags.1?true query_id:long message:flags.0?string url:flags.2?string cache_time:int = Bool;
@@ -1361,7 +1282,7 @@ messages.faveSticker#b9ffc55b id:InputDocument unfave:Bool = Bool;
 messages.getUnreadMentions#46578472 peer:InputPeer offset_id:int add_offset:int limit:int max_id:int min_id:int = messages.Messages;
 messages.readMentions#f0189d3 peer:InputPeer = messages.AffectedHistory;
 messages.getRecentLocations#bbc45b09 peer:InputPeer limit:int hash:int = messages.Messages;
-messages.sendMultiMedia#2095512f flags:# silent:flags.5?true background:flags.6?true clear_draft:flags.7?true peer:InputPeer reply_to_msg_id:flags.0?int multi_media:Vector<InputSingleMedia> = Updates;
+messages.sendMultiMedia#cc0110cb flags:# silent:flags.5?true background:flags.6?true clear_draft:flags.7?true peer:InputPeer reply_to_msg_id:flags.0?int multi_media:Vector<InputSingleMedia> schedule_date:flags.10?int = Updates;
 messages.uploadEncryptedFile#5057c497 peer:InputEncryptedChat file:InputEncryptedFile = EncryptedFile;
 messages.searchStickerSets#c2b7d08b flags:# exclude_featured:flags.0?true q:string hash:int = messages.FoundStickerSets;
 messages.getSplitRanges#1cff7e08 = Vector<MessageRange>;
@@ -1382,6 +1303,11 @@ messages.getEmojiURL#d5b10c26 lang_code:string = EmojiURL;
 messages.getSearchCounters#732eef00 peer:InputPeer filters:Vector<MessagesFilter> = Vector<messages.SearchCounter>;
 messages.requestUrlAuth#e33f5613 peer:InputPeer msg_id:int button_id:int = UrlAuthResult;
 messages.acceptUrlAuth#f729ea98 flags:# write_allowed:flags.0?true peer:InputPeer msg_id:int button_id:int = UrlAuthResult;
+messages.hidePeerSettingsBar#4facb138 peer:InputPeer = Bool;
+messages.getScheduledHistory#e2c2685b peer:InputPeer hash:int = messages.Messages;
+messages.getScheduledMessages#bdbb0464 peer:InputPeer id:Vector<int> = messages.Messages;
+messages.sendScheduledMessages#bd38850a peer:InputPeer id:Vector<int> = Updates;
+messages.deleteScheduledMessages#59ae2b16 peer:InputPeer id:Vector<int> = Updates;
 
 updates.getState#edd4882a = updates.State;
 updates.getDifference#25939651 flags:# pts:int pts_total_limit:flags.0?int date:int qts:int = updates.Difference;
@@ -1393,7 +1319,7 @@ photos.deletePhotos#87cf7f2f id:Vector<InputPhoto> = Vector<long>;
 photos.getUserPhotos#91cd32a8 user_id:InputUser offset:int max_id:long limit:int = photos.Photos;
 
 upload.saveFilePart#b304a621 file_id:long file_part:int bytes:bytes = Bool;
-upload.getFile#e3a6cfb5 location:InputFileLocation offset:int limit:int = upload.File;
+upload.getFile#b15a9afc flags:# precise:flags.0?true location:InputFileLocation offset:int limit:int = upload.File;
 upload.saveBigFilePart#de7b673d file_id:long file_part:int file_total_parts:int bytes:bytes = Bool;
 upload.getWebFile#24e6818d location:InputWebFileLocation offset:int limit:int = upload.WebFile;
 upload.getCdnFile#2000bcc3 file_token:bytes offset:int limit:int = upload.CdnFile;
@@ -1430,8 +1356,8 @@ channels.getParticipants#123e05e9 channel:InputChannel filter:ChannelParticipant
 channels.getParticipant#546dd7a6 channel:InputChannel user_id:InputUser = channels.ChannelParticipant;
 channels.getChannels#a7f6bbb id:Vector<InputChannel> = messages.Chats;
 channels.getFullChannel#8736a09 channel:InputChannel = messages.ChatFull;
-channels.createChannel#f4893d7f flags:# broadcast:flags.0?true megagroup:flags.1?true title:string about:string = Updates;
-channels.editAdmin#70f893ba channel:InputChannel user_id:InputUser admin_rights:ChatAdminRights = Updates;
+channels.createChannel#3d5fb10f flags:# broadcast:flags.0?true megagroup:flags.1?true title:string about:string geo_point:flags.2?InputGeoPoint address:flags.2?string = Updates;
+channels.editAdmin#d33c8902 channel:InputChannel user_id:InputUser admin_rights:ChatAdminRights rank:string = Updates;
 channels.editTitle#566decd0 channel:InputChannel title:string = Updates;
 channels.editPhoto#f12e57c9 channel:InputChannel photo:InputChatPhoto = Updates;
 channels.checkUsername#10e6bd2c channel:InputChannel username:string = Bool;
@@ -1442,7 +1368,7 @@ channels.inviteToChannel#199f3a6c channel:InputChannel users:Vector<InputUser> =
 channels.deleteChannel#c0111fe3 channel:InputChannel = Updates;
 channels.exportMessageLink#ceb77163 channel:InputChannel id:int grouped:Bool = ExportedMessageLink;
 channels.toggleSignatures#1f69b606 channel:InputChannel enabled:Bool = Updates;
-channels.getAdminedPublicChannels#8d8d82d7 = messages.Chats;
+channels.getAdminedPublicChannels#f8b036af flags:# by_location:flags.0?true check_limit:flags.1?true = messages.Chats;
 channels.editBanned#72796912 channel:InputChannel user_id:InputUser banned_rights:ChatBannedRights = Updates;
 channels.getAdminLog#33ddf480 flags:# channel:InputChannel q:string events_filter:flags.0?ChannelAdminLogEventsFilter admins:flags.1?Vector<InputUser> max_id:long min_id:long limit:int = channels.AdminLogResults;
 channels.setStickers#ea8ca4f9 channel:InputChannel stickerset:InputStickerSet = Bool;
@@ -1451,8 +1377,10 @@ channels.deleteHistory#af369d42 channel:InputChannel max_id:int = Bool;
 channels.togglePreHistoryHidden#eabbb94c channel:InputChannel enabled:Bool = Updates;
 channels.getLeftChannels#8341ecc0 offset:int = messages.Chats;
 channels.getGroupsForDiscussion#f5dad378 = messages.Chats;
-channels.getBroadcastsForDiscussion#1a87f304 = messages.Chats;
 channels.setDiscussionGroup#40582bb2 broadcast:InputChannel group:InputChannel = Bool;
+channels.editCreator#8f38cd1f channel:InputChannel user_id:InputUser password:InputCheckPasswordSRP = Updates;
+channels.editLocation#58e63f6d channel:InputChannel geo_point:InputGeoPoint address:string = Bool;
+channels.toggleSlowMode#edd49ef0 channel:InputChannel seconds:int = Updates;
 
 bots.sendCustomRequest#aa2769ed custom_method:string params:DataJSON = DataJSON;
 bots.answerWebhookJSONQuery#e6213f4d query_id:long data:DataJSON = Bool;
@@ -1487,4 +1415,4 @@ langpack.getLanguage#6a596502 lang_pack:string lang_code:string = LangPackLangua
 folders.editPeerFolders#6847d0ab folder_peers:Vector<InputFolderPeer> = Updates;
 folders.deleteFolder#1c295881 folder_id:int = Updates;
 
-// LAYER 100
+// LAYER 105

Telegram/Resources/tl/mtproto.tl

@@ -0,0 +1,114 @@
+// Core types (no need to gen)
+
+//vector#1cb5c415 {t:Type} # [ t ] = Vector t;
+
+///////////////////////////////
+/// Authorization key creation
+///////////////////////////////
+
+resPQ#05162463 nonce:int128 server_nonce:int128 pq:string server_public_key_fingerprints:Vector<long> = ResPQ;
+
+p_q_inner_data#83c95aec pq:string p:string q:string nonce:int128 server_nonce:int128 new_nonce:int256 = P_Q_inner_data;
+p_q_inner_data_dc#a9f55f95 pq:string p:string q:string nonce:int128 server_nonce:int128 new_nonce:int256 dc:int = P_Q_inner_data;
+p_q_inner_data_temp#3c6a84d4 pq:string p:string q:string nonce:int128 server_nonce:int128 new_nonce:int256 expires_in:int = P_Q_inner_data;
+p_q_inner_data_temp_dc#56fddf88 pq:string p:string q:string nonce:int128 server_nonce:int128 new_nonce:int256 dc:int expires_in:int = P_Q_inner_data;
+
+server_DH_params_fail#79cb045d nonce:int128 server_nonce:int128 new_nonce_hash:int128 = Server_DH_Params;
+server_DH_params_ok#d0e8075c nonce:int128 server_nonce:int128 encrypted_answer:string = Server_DH_Params;
+
+server_DH_inner_data#b5890dba nonce:int128 server_nonce:int128 g:int dh_prime:string g_a:string server_time:int = Server_DH_inner_data;
+
+client_DH_inner_data#6643b654 nonce:int128 server_nonce:int128 retry_id:long g_b:string = Client_DH_Inner_Data;
+
+dh_gen_ok#3bcbf734 nonce:int128 server_nonce:int128 new_nonce_hash1:int128 = Set_client_DH_params_answer;
+dh_gen_retry#46dc1fb9 nonce:int128 server_nonce:int128 new_nonce_hash2:int128 = Set_client_DH_params_answer;
+dh_gen_fail#a69dae02 nonce:int128 server_nonce:int128 new_nonce_hash3:int128 = Set_client_DH_params_answer;
+
+destroy_auth_key_ok#f660e1d4 = DestroyAuthKeyRes;
+destroy_auth_key_none#0a9f2259 = DestroyAuthKeyRes;
+destroy_auth_key_fail#ea109b13 = DestroyAuthKeyRes;
+
+---functions---
+
+req_pq#60469778 nonce:int128 = ResPQ;
+req_pq_multi#be7e8ef1 nonce:int128 = ResPQ;
+
+req_DH_params#d712e4be nonce:int128 server_nonce:int128 p:string q:string public_key_fingerprint:long encrypted_data:string = Server_DH_Params;
+
+set_client_DH_params#f5045f1f nonce:int128 server_nonce:int128 encrypted_data:string = Set_client_DH_params_answer;
+
+destroy_auth_key#d1435160 = DestroyAuthKeyRes;
+
+///////////////////////////////
+////////////// System messages
+///////////////////////////////
+
+---types---
+
+msgs_ack#62d6b459 msg_ids:Vector<long> = MsgsAck;
+
+bad_msg_notification#a7eff811 bad_msg_id:long bad_msg_seqno:int error_code:int = BadMsgNotification;
+bad_server_salt#edab447b bad_msg_id:long bad_msg_seqno:int error_code:int new_server_salt:long = BadMsgNotification;
+
+msgs_state_req#da69fb52 msg_ids:Vector<long> = MsgsStateReq;
+msgs_state_info#04deb57d req_msg_id:long info:string = MsgsStateInfo;
+msgs_all_info#8cc0d131 msg_ids:Vector<long> info:string = MsgsAllInfo;
+
+msg_detailed_info#276d3ec6 msg_id:long answer_msg_id:long bytes:int status:int = MsgDetailedInfo;
+msg_new_detailed_info#809db6df answer_msg_id:long bytes:int status:int = MsgDetailedInfo;
+
+msg_resend_req#7d861a08 msg_ids:Vector<long> = MsgResendReq;
+
+//rpc_result#f35c6d01 req_msg_id:long result:Object = RpcResult; // parsed manually
+
+rpc_error#2144ca19 error_code:int error_message:string = RpcError;
+
+rpc_answer_unknown#5e2ad36e = RpcDropAnswer;
+rpc_answer_dropped_running#cd78e586 = RpcDropAnswer;
+rpc_answer_dropped#a43ad8b7 msg_id:long seq_no:int bytes:int = RpcDropAnswer;
+
+future_salt#0949d9dc valid_since:int valid_until:int salt:long = FutureSalt;
+future_salts#ae500895 req_msg_id:long now:int salts:vector<future_salt> = FutureSalts;
+
+pong#347773c5 msg_id:long ping_id:long = Pong;
+
+destroy_session_ok#e22045fc session_id:long = DestroySessionRes;
+destroy_session_none#62d350c9 session_id:long = DestroySessionRes;
+
+new_session_created#9ec20908 first_msg_id:long unique_id:long server_salt:long = NewSession;
+
+//message msg_id:long seqno:int bytes:int body:Object = Message; // parsed manually
+//msg_container#73f1f8dc messages:vector<message> = MessageContainer; // parsed manually
+//msg_copy#e06046b2 orig_message:Message = MessageCopy; // parsed manually, not used - use msg_container
+//gzip_packed#3072cfa1 packed_data:string = Object; // parsed manually
+
+http_wait#9299359f max_delay:int wait_after:int max_wait:int = HttpWait;
+
+//ipPort ipv4:int port:int = IpPort;
+//help.configSimple#d997c3c5 date:int expires:int dc_id:int ip_port_list:Vector<ipPort> = help.ConfigSimple;
+
+ipPort#d433ad73 ipv4:int port:int = IpPort;
+ipPortSecret#37982646 ipv4:int port:int secret:bytes = IpPort;
+accessPointRule#4679b65f phone_prefix_rules:string dc_id:int ips:vector<IpPort> = AccessPointRule;
+help.configSimple#5a592a6c date:int expires:int rules:vector<AccessPointRule> = help.ConfigSimple;
+
+tlsClientHello blocks:vector<TlsBlock> = TlsClientHello;
+
+tlsBlockString data:string = TlsBlock;
+tlsBlockRandom length:int = TlsBlock;
+tlsBlockZero length:int = TlsBlock;
+tlsBlockDomain = TlsBlock;
+tlsBlockGrease seed:int = TlsBlock;
+tlsBlockPublicKey = TlsBlock;
+tlsBlockScope entries:Vector<TlsBlock> = TlsBlock;
+
+---functions---
+
+rpc_drop_answer#58e4a740 req_msg_id:long = RpcDropAnswer;
+
+get_future_salts#b921bd04 num:int = FutureSalts;
+
+ping#7abe77ec ping_id:long = Pong;
+ping_delay_disconnect#f3427b8c ping_id:long disconnect_delay:int = Pong;
+
+destroy_session#e7512126 session_id:long = DestroySessionRes;

Telegram/Resources/uwp/AppX/AppxManifest.xml

@@ -9,10 +9,10 @@
   <Identity Name="TelegramMessengerLLP.TelegramDesktop"
     ProcessorArchitecture="ARCHITECTURE"
     Publisher="CN=536BC709-8EE1-4478-AF22-F0F0F26FF64A"
-    Version="1.7.1.0" />
+    Version="1.8.11.0" />
   <Properties>
     <DisplayName>Telegram Desktop</DisplayName>
-    <PublisherDisplayName>Telegram Messenger LLP</PublisherDisplayName>
+    <PublisherDisplayName>Telegram FZ-LLC</PublisherDisplayName>
     <Description>Telegram Desktop official messenger</Description>
     <Logo>Assets\logo\logo.png</Logo>
   </Properties>

Telegram/Resources/winrc/Telegram.manifest

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
+  <compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1"> 
+    <application> 
+      <!-- Windows 10 --> 
+      <supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}"/>
+      <!-- Windows 8.1 -->
+      <supportedOS Id="{1f676c76-80e1-4239-95bb-83d0f6d0da78}"/>
+      <!-- Windows Vista -->
+      <supportedOS Id="{e2011457-1546-43c5-a5fe-008deee3d3f0}"/> 
+      <!-- Windows 7 -->
+      <supportedOS Id="{35138b9a-5d96-4fbd-8e2d-a2440225f93a}"/>
+      <!-- Windows 8 -->
+      <supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}"/>
+    </application> 
+  </compatibility>
+</assembly>

Telegram/Resources/winrc/Telegram.rc

@@ -1,6 +1,5 @@
 // Microsoft Visual C++ generated resource script.
 //
-#include "resource.h"
 
 #define APSTUDIO_READONLY_SYMBOLS
 /////////////////////////////////////////////////////////////////////////////
@@ -34,8 +33,8 @@ IDI_ICON1               ICON                    "..\\art\\icon256.ico"
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 1,7,1,0
- PRODUCTVERSION 1,7,1,0
+ FILEVERSION 1,8,11,0
+ PRODUCTVERSION 1,8,11,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -50,12 +49,12 @@ BEGIN
     BEGIN
         BLOCK "040904b0"
         BEGIN
-            VALUE "CompanyName", "Telegram Messenger LLP"
+            VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop"
-            VALUE "FileVersion", "1.7.1.0"
+            VALUE "FileVersion", "1.8.11.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2019"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "1.7.1.0"
+            VALUE "ProductVersion", "1.8.11.0"
         END
     END
     BLOCK "VarFileInfo"
@@ -66,16 +65,3 @@ END
 
 #endif    // English (United States) resources
 /////////////////////////////////////////////////////////////////////////////
-
-
-
-#ifndef APSTUDIO_INVOKED
-/////////////////////////////////////////////////////////////////////////////
-//
-// Generated from the TEXTINCLUDE 3 resource.
-//
-
-
-/////////////////////////////////////////////////////////////////////////////
-#endif    // not APSTUDIO_INVOKED
-

Telegram/Resources/winrc/Updater.rc

@@ -1,6 +1,5 @@
 // Microsoft Visual C++ generated resource script.
 //
-#include "resource1.h"
 
 #define APSTUDIO_READONLY_SYMBOLS
 /////////////////////////////////////////////////////////////////////////////
@@ -25,8 +24,8 @@ LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 1,7,1,0
- PRODUCTVERSION 1,7,1,0
+ FILEVERSION 1,8,11,0
+ PRODUCTVERSION 1,8,11,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -41,12 +40,12 @@ BEGIN
     BEGIN
         BLOCK "040904b0"
         BEGIN
-            VALUE "CompanyName", "Telegram Messenger LLP"
+            VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop Updater"
-            VALUE "FileVersion", "1.7.1.0"
+            VALUE "FileVersion", "1.8.11.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2019"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "1.7.1.0"
+            VALUE "ProductVersion", "1.8.11.0"
         END
     END
     BLOCK "VarFileInfo"
@@ -57,16 +56,3 @@ END
 
 #endif    // English (United States) resources
 /////////////////////////////////////////////////////////////////////////////
-
-
-
-#ifndef APSTUDIO_INVOKED
-/////////////////////////////////////////////////////////////////////////////
-//
-// Generated from the TEXTINCLUDE 3 resource.
-//
-
-
-/////////////////////////////////////////////////////////////////////////////
-#endif    // not APSTUDIO_INVOKED
-

Telegram/Resources/winrc/resource1.h

@@ -1,14 +0,0 @@
-//{{NO_DEPENDENCIES}}
-// Microsoft Visual C++ generated include file.
-// Used by Updater.rc
-
-// Next default values for new objects
-// 
-#ifdef APSTUDIO_INVOKED
-#ifndef APSTUDIO_READONLY_SYMBOLS
-#define _APS_NEXT_RESOURCE_VALUE        101
-#define _APS_NEXT_COMMAND_VALUE         40001
-#define _APS_NEXT_CONTROL_VALUE         1001
-#define _APS_NEXT_SYMED_VALUE           101
-#endif
-#endif

Telegram/SourceFiles/_other/updater.cpp

@@ -307,7 +307,7 @@ void updateRegistry() {
 								RegSetValueEx(rkey, L"DisplayVersion", 0, REG_SZ, (const BYTE*)versionStr, ((versionLen / 2) + 1) * sizeof(WCHAR));
 								wsprintf(nameStr, L"Telegram Desktop version %s", versionStr);
 								RegSetValueEx(rkey, L"DisplayName", 0, REG_SZ, (const BYTE*)nameStr, (wcslen(nameStr) + 1) * sizeof(WCHAR));
-								wsprintf(publisherStr, L"Telegram Messenger LLP");
+								wsprintf(publisherStr, L"Telegram FZ-LLC");
 								RegSetValueEx(rkey, L"Publisher", 0, REG_SZ, (const BYTE*)publisherStr, (wcslen(publisherStr) + 1) * sizeof(WCHAR));
 								wsprintf(icongroupStr, L"Telegram Desktop");
 								RegSetValueEx(rkey, L"Inno Setup: Icon Group", 0, REG_SZ, (const BYTE*)icongroupStr, (wcslen(icongroupStr) + 1) * sizeof(WCHAR));

Telegram/SourceFiles/api/api_common.h

@@ -0,0 +1,46 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+class History;
+
+namespace Api {
+
+struct SendOptions {
+	TimeId scheduled = 0;
+	bool silent = false;
+	bool handleSupportSwitch = false;
+	bool removeWebPageId = false;
+};
+
+enum class SendType {
+	Normal,
+	Scheduled,
+};
+
+struct SendAction {
+	explicit SendAction(not_null<History*> history) : history(history) {
+	}
+
+	not_null<History*> history;
+	SendOptions options;
+	MsgId replyTo = 0;
+	bool clearDraft = true;
+	bool generateLocal = true;
+};
+
+struct MessageToSend {
+	explicit MessageToSend(not_null<History*> history) : action(history) {
+	}
+
+	SendAction action;
+	TextWithTags textWithTags;
+	WebPageId webPageId = 0;
+};
+
+} // namespace Api

Telegram/SourceFiles/api/api_hash.h

@@ -0,0 +1,42 @@
+/*
+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 Api {
+
+[[nodiscard]] inline uint32 HashInit() {
+	return 0;
+}
+
+inline void HashUpdate(uint32 &already, uint32 value) {
+	already = (already * 20261) + uint32(value);
+}
+
+inline void HashUpdate(uint32 &already, int32 value) {
+	HashUpdate(already, uint32(value));
+}
+
+inline void HashUpdate(uint32 &already, uint64 value) {
+	HashUpdate(already, uint32(value >> 32));
+	HashUpdate(already, uint32(value & 0xFFFFFFFFULL));
+}
+
+[[nodiscard]] inline int32 HashFinalize(uint32 already) {
+	return int32(already & 0x7FFFFFFF);
+}
+
+template <typename IntRange>
+[[nodiscard]] inline int32 CountHash(IntRange &&range) {
+	auto result = HashInit();
+	for (const auto value : range) {
+		HashUpdate(result, value);
+	}
+	return HashFinalize(result);
+}
+
+} // namespace Api

Telegram/SourceFiles/api/api_sending.cpp

@@ -0,0 +1,193 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "api/api_sending.h"
+
+#include "api/api_text_entities.h"
+#include "base/unixtime.h"
+#include "data/data_document.h"
+#include "data/data_photo.h"
+#include "data/data_channel.h" // ChannelData::addsSignature.
+#include "data/data_user.h" // UserData::name
+#include "data/data_session.h"
+#include "data/data_file_origin.h"
+#include "history/history.h"
+#include "history/history_message.h" // NewMessageFlags.
+#include "chat_helpers/message_field.h" // ConvertTextTagsToEntities.
+#include "ui/text/text_entity.h" // TextWithEntities.
+#include "main/main_session.h"
+#include "mainwidget.h"
+#include "apiwrap.h"
+#include "app.h"
+
+namespace Api {
+namespace {
+
+template <typename MediaData>
+void SendExistingMedia(
+		Api::MessageToSend &&message,
+		not_null<MediaData*> media,
+		Fn<MTPInputMedia()> inputMedia,
+		Data::FileOrigin origin) {
+	const auto history = message.action.history;
+	const auto peer = history->peer;
+	const auto session = &history->session();
+	const auto api = &session->api();
+
+	message.action.clearDraft = false;
+	message.action.generateLocal = true;
+	api->sendAction(message.action);
+
+	const auto newId = FullMsgId(
+		peerToChannel(peer->id),
+		session->data().nextLocalMessageId());
+	const auto randomId = rand_value<uint64>();
+
+	auto flags = NewMessageFlags(peer) | MTPDmessage::Flag::f_media;
+	auto clientFlags = NewMessageClientFlags();
+	auto sendFlags = MTPmessages_SendMedia::Flags(0);
+	if (message.action.replyTo) {
+		flags |= MTPDmessage::Flag::f_reply_to_msg_id;
+		sendFlags |= MTPmessages_SendMedia::Flag::f_reply_to_msg_id;
+	}
+	const auto channelPost = peer->isChannel() && !peer->isMegagroup();
+	const auto silentPost = message.action.options.silent
+		|| (channelPost && session->data().notifySilentPosts(peer));
+	if (channelPost) {
+		flags |= MTPDmessage::Flag::f_views;
+		flags |= MTPDmessage::Flag::f_post;
+	}
+	if (!channelPost) {
+		flags |= MTPDmessage::Flag::f_from_id;
+	} else if (peer->asChannel()->addsSignature()) {
+		flags |= MTPDmessage::Flag::f_post_author;
+	}
+	if (silentPost) {
+		sendFlags |= MTPmessages_SendMedia::Flag::f_silent;
+	}
+	auto messageFromId = channelPost ? 0 : session->userId();
+	auto messagePostAuthor = channelPost ? session->user()->name : QString();
+
+	auto caption = TextWithEntities{
+		message.textWithTags.text,
+		TextUtilities::ConvertTextTagsToEntities(message.textWithTags.tags)
+	};
+	TextUtilities::Trim(caption);
+	auto sentEntities = EntitiesToMTP(
+		caption.entities,
+		ConvertOption::SkipLocal);
+	if (!sentEntities.v.isEmpty()) {
+		sendFlags |= MTPmessages_SendMedia::Flag::f_entities;
+	}
+	const auto replyTo = message.action.replyTo;
+	const auto captionText = caption.text;
+
+	if (message.action.options.scheduled) {
+		flags |= MTPDmessage::Flag::f_from_scheduled;
+		sendFlags |= MTPmessages_SendMedia::Flag::f_schedule_date;
+	} else {
+		clientFlags |= MTPDmessage_ClientFlag::f_local_history_entry;
+	}
+
+	session->data().registerMessageRandomId(randomId, newId);
+
+	history->addNewLocalMessage(
+		newId.msg,
+		flags,
+		clientFlags,
+		0,
+		replyTo,
+		HistoryItem::NewMessageDate(message.action.options.scheduled),
+		messageFromId,
+		messagePostAuthor,
+		media,
+		caption,
+		MTPReplyMarkup());
+
+	auto failHandler = std::make_shared<Fn<void(const RPCError&, QByteArray)>>();
+	auto performRequest = [=] {
+		const auto usedFileReference = media->fileReference();
+		history->sendRequestId = api->request(MTPmessages_SendMedia(
+			MTP_flags(sendFlags),
+			peer->input,
+			MTP_int(replyTo),
+			inputMedia(),
+			MTP_string(captionText),
+			MTP_long(randomId),
+			MTPReplyMarkup(),
+			sentEntities,
+			MTP_int(message.action.options.scheduled)
+		)).done([=](const MTPUpdates &result) {
+			api->applyUpdates(result, randomId);
+		}).fail([=](const RPCError &error) {
+			(*failHandler)(error, usedFileReference);
+		}).afterRequest(history->sendRequestId
+		).send();
+	};
+	*failHandler = [=](const RPCError &error, QByteArray usedFileReference) {
+		if (error.code() == 400
+			&& error.type().startsWith(qstr("FILE_REFERENCE_"))) {
+			api->refreshFileReference(origin, [=](const auto &result) {
+				if (media->fileReference() != usedFileReference) {
+					performRequest();
+				} else {
+					api->sendMessageFail(error, peer, randomId, newId);
+				}
+			});
+		} else {
+			api->sendMessageFail(error, peer, randomId, newId);
+		}
+	};
+	performRequest();
+
+	if (const auto main = App::main()) {
+		main->finishForwarding(message.action);
+	}
+}
+
+} // namespace
+
+void SendExistingDocument(
+		Api::MessageToSend &&message,
+		not_null<DocumentData*> document) {
+	const auto inputMedia = [=] {
+		return MTP_inputMediaDocument(
+			MTP_flags(0),
+			document->mtpInput(),
+			MTPint());
+	};
+	SendExistingMedia(
+		std::move(message),
+		document,
+		inputMedia,
+		document->stickerOrGifOrigin());
+
+	if (document->sticker()) {
+		if (const auto main = App::main()) {
+			main->incrementSticker(document);
+			document->session().data().notifyRecentStickersUpdated();
+		}
+	}
+}
+
+void SendExistingPhoto(
+		Api::MessageToSend &&message,
+		not_null<PhotoData*> photo) {
+	const auto inputMedia = [=] {
+		return MTP_inputMediaPhoto(
+			MTP_flags(0),
+			photo->mtpInput(),
+			MTPint());
+	};
+	SendExistingMedia(
+		std::move(message),
+		photo,
+		inputMedia,
+		Data::FileOrigin());
+}
+
+} // namespace Api

Telegram/SourceFiles/api/api_sending.h

@@ -0,0 +1,25 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+class History;
+class DocumentData;
+
+namespace Api {
+
+struct MessageToSend;
+
+void SendExistingDocument(
+	Api::MessageToSend &&message,
+	not_null<DocumentData*> document);
+
+void SendExistingPhoto(
+	Api::MessageToSend &&message,
+	not_null<PhotoData*> photo);
+
+} // namespace Api

Telegram/SourceFiles/api/api_single_message_search.cpp

@@ -0,0 +1,235 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "api/api_single_message_search.h"
+
+#include "main/main_session.h"
+#include "data/data_session.h"
+#include "data/data_channel.h"
+#include "data/data_search_controller.h"
+#include "core/local_url_handlers.h"
+#include "history/history_item.h"
+#include "base/qthelp_url.h"
+#include "apiwrap.h"
+
+namespace Api {
+namespace {
+
+using Key = details::SingleMessageSearchKey;
+
+Key ExtractKey(const QString &query) {
+	const auto trimmed = query.trimmed();
+	const auto local = Core::TryConvertUrlToLocal(trimmed);
+	const auto check = local.isEmpty() ? trimmed : local;
+	const auto parse = [&] {
+		const auto delimeter = check.indexOf('?');
+		return (delimeter > 0)
+			? qthelp::url_parse_params(
+				check.mid(delimeter + 1),
+				qthelp::UrlParamNameTransform::ToLower)
+			: QMap<QString, QString>();
+	};
+	if (check.startsWith(qstr("tg://privatepost"), Qt::CaseInsensitive)) {
+		const auto params = parse();
+		const auto channel = params.value("channel");
+		const auto post = params.value("post").toInt();
+		return (channel.toInt() && post) ? Key{ channel, post } : Key();
+	} else if (check.startsWith(qstr("tg://resolve"), Qt::CaseInsensitive)) {
+		const auto params = parse();
+		const auto domain = params.value("domain");
+		const auto post = params.value("post").toInt();
+		return (!domain.isEmpty() && post) ? Key{ domain, post } : Key();
+	}
+	return Key();
+}
+
+} // namespace
+
+SingleMessageSearch::SingleMessageSearch(not_null<Main::Session*> session)
+: _session(session) {
+}
+
+SingleMessageSearch::~SingleMessageSearch() {
+	clear();
+}
+
+void SingleMessageSearch::clear() {
+	_cache.clear();
+	_requestKey = Key();
+	_session->api().request(base::take(_requestId)).cancel();
+}
+
+std::optional<HistoryItem*> SingleMessageSearch::lookup(
+		const QString &query,
+		Fn<void()> ready) {
+	const auto key = ExtractKey(query);
+	if (!key) {
+		return nullptr;
+	}
+	const auto i = _cache.find(key);
+	if (i != end(_cache)) {
+		return _session->data().message(i->second);
+	}
+	if (!(_requestKey == key)) {
+		_session->api().request(base::take(_requestId)).cancel();
+		_requestKey = key;
+	}
+	return performLookup(ready);
+}
+
+std::optional<HistoryItem*> SingleMessageSearch::performLookupByChannel(
+		not_null<ChannelData*> channel,
+		Fn<void()> ready) {
+	Expects(!_requestKey.empty());
+
+	const auto postId = _requestKey.postId;
+	if (const auto item = _session->data().message(channel, postId)) {
+		_cache.emplace(_requestKey, item->fullId());
+		return item;
+	} else if (!ready) {
+		return nullptr;
+	}
+
+	const auto fail = [=] {
+		_cache.emplace(_requestKey, FullMsgId());
+		ready();
+	};
+	_requestId = _session->api().request(MTPchannels_GetMessages(
+		channel->inputChannel,
+		MTP_vector<MTPInputMessage>(1, MTP_inputMessageID(MTP_int(postId)))
+	)).done([=](const MTPmessages_Messages &result) {
+		const auto received = Api::ParseSearchResult(
+			channel,
+			Storage::SharedMediaType::kCount,
+			postId,
+			Data::LoadDirection::Around,
+			result);
+		if (!received.messageIds.empty()
+			&& received.messageIds.front() == postId) {
+			_cache.emplace(
+				_requestKey,
+				FullMsgId(channel->bareId(), postId));
+			ready();
+		} else {
+			fail();
+		}
+	}).fail([=](const RPCError &error) {
+		fail();
+	}).send();
+
+	return std::nullopt;
+}
+
+std::optional<HistoryItem*> SingleMessageSearch::performLookupById(
+		ChannelId channelId,
+		Fn<void()> ready) {
+	Expects(!_requestKey.empty());
+
+	if (const auto channel = _session->data().channelLoaded(channelId)) {
+		return performLookupByChannel(channel, ready);
+	} else if (!ready) {
+		return nullptr;
+	}
+
+	const auto fail = [=] {
+		_cache.emplace(_requestKey, FullMsgId());
+		ready();
+	};
+	_requestId = _session->api().request(MTPchannels_GetChannels(
+		MTP_vector<MTPInputChannel>(
+			1,
+			MTP_inputChannel(MTP_int(channelId), MTP_long(0)))
+	)).done([=](const MTPmessages_Chats &result) {
+		result.match([&](const auto &data) {
+			const auto peer = _session->data().processChats(data.vchats());
+			if (peer && peer->id == peerFromChannel(channelId)) {
+				if (performLookupByChannel(peer->asChannel(), ready)) {
+					ready();
+				}
+			} else {
+				fail();
+			}
+		});
+	}).fail([=](const RPCError &error) {
+		fail();
+	}).send();
+
+	return std::nullopt;
+}
+
+std::optional<HistoryItem*> SingleMessageSearch::performLookupByUsername(
+		const QString &username,
+		Fn<void()> ready) {
+	Expects(!_requestKey.empty());
+
+	if (const auto peer = _session->data().peerByUsername(username)) {
+		if (const auto channel = peer->asChannel()) {
+			return performLookupByChannel(channel, ready);
+		}
+		_cache.emplace(_requestKey, FullMsgId());
+		return nullptr;
+	} else if (!ready) {
+		return nullptr;
+	}
+
+	const auto fail = [=] {
+		_cache.emplace(_requestKey, FullMsgId());
+		ready();
+	};
+	_requestId = _session->api().request(MTPcontacts_ResolveUsername(
+		MTP_string(username)
+	)).done([=](const MTPcontacts_ResolvedPeer &result) {
+		result.match([&](const MTPDcontacts_resolvedPeer &data) {
+			_session->data().processUsers(data.vusers());
+			_session->data().processChats(data.vchats());
+			const auto peerId = peerFromMTP(data.vpeer());
+			const auto peer = peerId
+				? _session->data().peerLoaded(peerId)
+				: nullptr;
+			if (const auto channel = peer ? peer->asChannel() : nullptr) {
+				if (performLookupByChannel(channel, ready)) {
+					ready();
+				}
+			} else {
+				fail();
+			}
+		});
+	}).fail([=](const RPCError &error) {
+		fail();
+	}).send();
+
+	return std::nullopt;
+}
+
+std::optional<HistoryItem*> SingleMessageSearch::performLookup(
+		Fn<void()> ready) {
+	Expects(!_requestKey.empty());
+
+	if (!_requestKey.domainOrId[0].isDigit()) {
+		return performLookupByUsername(_requestKey.domainOrId, ready);
+	}
+	const auto channelId = _requestKey.domainOrId.toInt();
+	return performLookupById(channelId, ready);
+}
+
+QString ConvertPeerSearchQuery(const QString &query) {
+	const auto trimmed = query.trimmed();
+	const auto local = Core::TryConvertUrlToLocal(trimmed);
+	const auto check = local.isEmpty() ? trimmed : local;
+	if (!check.startsWith(qstr("tg://resolve"), Qt::CaseInsensitive)) {
+		return query;
+	}
+	const auto delimeter = check.indexOf('?');
+	const auto params = (delimeter > 0)
+		? qthelp::url_parse_params(
+			check.mid(delimeter + 1),
+			qthelp::UrlParamNameTransform::ToLower)
+		: QMap<QString, QString>();
+	return params.value("domain", query);
+}
+
+} // namespace Api

Telegram/SourceFiles/api/api_single_message_search.h

@@ -0,0 +1,76 @@
+/*
+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 Main {
+class Session;
+} // namespace Main
+
+namespace Api {
+namespace details {
+
+struct SingleMessageSearchKey {
+	QString domainOrId;
+	MsgId postId = 0;
+
+	[[nodiscard]] bool empty() const {
+		return domainOrId.isEmpty() || !postId;
+	}
+	[[nodiscard]] explicit operator bool() const {
+		return !empty();
+	}
+	[[nodiscard]] bool operator<(const SingleMessageSearchKey &other) const {
+		return std::tie(domainOrId, postId)
+			< std::tie(other.domainOrId, other.postId);
+	}
+	[[nodiscard]] bool operator==(
+			const SingleMessageSearchKey &other) const {
+		return std::tie(domainOrId, postId)
+			== std::tie(other.domainOrId, other.postId);
+	}
+};
+
+} // namespace details
+
+class SingleMessageSearch {
+public:
+	explicit SingleMessageSearch(not_null<Main::Session*> session);
+	~SingleMessageSearch();
+
+	void clear();
+
+	// If 'ready' callback is empty, the result must not be 'nullopt'.
+	[[nodiscard]] std::optional<HistoryItem*> lookup(
+		const QString &query,
+		Fn<void()> ready = nullptr);
+
+private:
+	using Key = details::SingleMessageSearchKey;
+
+	[[nodiscard]] std::optional<HistoryItem*> performLookup(
+		Fn<void()> ready);
+	[[nodiscard]] std::optional<HistoryItem*> performLookupById(
+		ChannelId channelId,
+		Fn<void()> ready);
+	[[nodiscard]] std::optional<HistoryItem*> performLookupByUsername(
+		const QString &username,
+		Fn<void()> ready);
+	[[nodiscard]] std::optional<HistoryItem*> performLookupByChannel(
+		not_null<ChannelData*> channel,
+		Fn<void()> ready);
+
+	const not_null<Main::Session*> _session;
+	std::map<Key, FullMsgId> _cache;
+	mtpRequestId _requestId = 0;
+	Key _requestKey;
+
+};
+
+[[nodiscard]] QString ConvertPeerSearchQuery(const QString &query);
+
+} // namespace Api

Telegram/SourceFiles/api/api_text_entities.cpp

@@ -0,0 +1,129 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "api/api_text_entities.h"
+
+#include "main/main_session.h"
+#include "data/data_session.h"
+#include "data/data_user.h"
+
+namespace Api {
+namespace {
+
+using namespace TextUtilities;
+
+} // namespace
+
+EntitiesInText EntitiesFromMTP(const QVector<MTPMessageEntity> &entities) {
+	auto result = EntitiesInText();
+	if (!entities.isEmpty()) {
+		result.reserve(entities.size());
+		for_const (auto &entity, entities) {
+			switch (entity.type()) {
+			case mtpc_messageEntityUrl: { auto &d = entity.c_messageEntityUrl(); result.push_back({ EntityType::Url, d.voffset().v, d.vlength().v }); } break;
+			case mtpc_messageEntityTextUrl: { auto &d = entity.c_messageEntityTextUrl(); result.push_back({ EntityType::CustomUrl, d.voffset().v, d.vlength().v, Clean(qs(d.vurl())) }); } break;
+			case mtpc_messageEntityEmail: { auto &d = entity.c_messageEntityEmail(); result.push_back({ EntityType::Email, d.voffset().v, d.vlength().v }); } break;
+			case mtpc_messageEntityHashtag: { auto &d = entity.c_messageEntityHashtag(); result.push_back({ EntityType::Hashtag, d.voffset().v, d.vlength().v }); } break;
+			case mtpc_messageEntityCashtag: { auto &d = entity.c_messageEntityCashtag(); result.push_back({ EntityType::Cashtag, d.voffset().v, d.vlength().v }); } break;
+			case mtpc_messageEntityPhone: break; // Skipping phones.
+			case mtpc_messageEntityMention: { auto &d = entity.c_messageEntityMention(); result.push_back({ EntityType::Mention, d.voffset().v, d.vlength().v }); } break;
+			case mtpc_messageEntityMentionName: {
+				auto &d = entity.c_messageEntityMentionName();
+				auto data = [&d] {
+					if (auto user = Auth().data().userLoaded(d.vuser_id().v)) {
+						return MentionNameDataFromFields({
+							d.vuser_id().v,
+							user->accessHash() });
+					}
+					return MentionNameDataFromFields(d.vuser_id().v);
+				};
+				result.push_back({ EntityType::MentionName, d.voffset().v, d.vlength().v, data() });
+			} break;
+			case mtpc_inputMessageEntityMentionName: {
+				auto &d = entity.c_inputMessageEntityMentionName();
+				auto data = ([&d]() -> QString {
+					if (d.vuser_id().type() == mtpc_inputUserSelf) {
+						return MentionNameDataFromFields(Auth().userId());
+					} else if (d.vuser_id().type() == mtpc_inputUser) {
+						auto &user = d.vuser_id().c_inputUser();
+						return MentionNameDataFromFields({ user.vuser_id().v, user.vaccess_hash().v });
+					}
+					return QString();
+				})();
+				if (!data.isEmpty()) {
+					result.push_back({ EntityType::MentionName, d.voffset().v, d.vlength().v, data });
+				}
+			} break;
+			case mtpc_messageEntityBotCommand: { auto &d = entity.c_messageEntityBotCommand(); result.push_back({ EntityType::BotCommand, d.voffset().v, d.vlength().v }); } break;
+			case mtpc_messageEntityBold: { auto &d = entity.c_messageEntityBold(); result.push_back({ EntityType::Bold, d.voffset().v, d.vlength().v }); } break;
+			case mtpc_messageEntityItalic: { auto &d = entity.c_messageEntityItalic(); result.push_back({ EntityType::Italic, d.voffset().v, d.vlength().v }); } break;
+			case mtpc_messageEntityUnderline: { auto &d = entity.c_messageEntityUnderline(); result.push_back({ EntityType::Underline, d.voffset().v, d.vlength().v }); } break;
+			case mtpc_messageEntityStrike: { auto &d = entity.c_messageEntityStrike(); result.push_back({ EntityType::StrikeOut, d.voffset().v, d.vlength().v }); } break;
+			case mtpc_messageEntityCode: { auto &d = entity.c_messageEntityCode(); result.push_back({ EntityType::Code, d.voffset().v, d.vlength().v }); } break;
+			case mtpc_messageEntityPre: { auto &d = entity.c_messageEntityPre(); result.push_back({ EntityType::Pre, d.voffset().v, d.vlength().v, Clean(qs(d.vlanguage())) }); } break;
+				// #TODO entities
+			}
+		}
+	}
+	return result;
+}
+
+MTPVector<MTPMessageEntity> EntitiesToMTP(
+		const EntitiesInText &entities,
+		ConvertOption option) {
+	auto v = QVector<MTPMessageEntity>();
+	v.reserve(entities.size());
+	for_const (auto &entity, entities) {
+		if (entity.length() <= 0) continue;
+		if (option == ConvertOption::SkipLocal
+			&& entity.type() != EntityType::Bold
+			&& entity.type() != EntityType::Italic
+			&& entity.type() != EntityType::Underline
+			&& entity.type() != EntityType::StrikeOut
+			&& entity.type() != EntityType::Code // #TODO entities
+			&& entity.type() != EntityType::Pre
+			&& entity.type() != EntityType::MentionName
+			&& entity.type() != EntityType::CustomUrl) {
+			continue;
+		}
+
+		auto offset = MTP_int(entity.offset());
+		auto length = MTP_int(entity.length());
+		switch (entity.type()) {
+		case EntityType::Url: v.push_back(MTP_messageEntityUrl(offset, length)); break;
+		case EntityType::CustomUrl: v.push_back(MTP_messageEntityTextUrl(offset, length, MTP_string(entity.data()))); break;
+		case EntityType::Email: v.push_back(MTP_messageEntityEmail(offset, length)); break;
+		case EntityType::Hashtag: v.push_back(MTP_messageEntityHashtag(offset, length)); break;
+		case EntityType::Cashtag: v.push_back(MTP_messageEntityCashtag(offset, length)); break;
+		case EntityType::Mention: v.push_back(MTP_messageEntityMention(offset, length)); break;
+		case EntityType::MentionName: {
+			auto inputUser = ([](const QString &data) -> MTPInputUser {
+				auto fields = MentionNameDataToFields(data);
+				if (fields.userId == Auth().userId()) {
+					return MTP_inputUserSelf();
+				} else if (fields.userId) {
+					return MTP_inputUser(MTP_int(fields.userId), MTP_long(fields.accessHash));
+				}
+				return MTP_inputUserEmpty();
+			})(entity.data());
+			if (inputUser.type() != mtpc_inputUserEmpty) {
+				v.push_back(MTP_inputMessageEntityMentionName(offset, length, inputUser));
+			}
+		} break;
+		case EntityType::BotCommand: v.push_back(MTP_messageEntityBotCommand(offset, length)); break;
+		case EntityType::Bold: v.push_back(MTP_messageEntityBold(offset, length)); break;
+		case EntityType::Italic: v.push_back(MTP_messageEntityItalic(offset, length)); break;
+		case EntityType::Underline: v.push_back(MTP_messageEntityUnderline(offset, length)); break;
+		case EntityType::StrikeOut: v.push_back(MTP_messageEntityStrike(offset, length)); break;
+		case EntityType::Code: v.push_back(MTP_messageEntityCode(offset, length)); break; // #TODO entities
+		case EntityType::Pre: v.push_back(MTP_messageEntityPre(offset, length, MTP_string(entity.data()))); break;
+		}
+	}
+	return MTP_vector<MTPMessageEntity>(std::move(v));
+}
+
+} // namespace Api

Telegram/SourceFiles/api/api_text_entities.h

@@ -0,0 +1,23 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "ui/text/text_entity.h"
+
+namespace Api {
+
+EntitiesInText EntitiesFromMTP(const QVector<MTPMessageEntity> &entities);
+enum class ConvertOption {
+	WithLocal,
+	SkipLocal,
+};
+MTPVector<MTPMessageEntity> EntitiesToMTP(
+	const EntitiesInText &entities,
+	ConvertOption option = ConvertOption::WithLocal);
+
+} // namespace Api

Telegram/SourceFiles/apiwrap.h

@@ -7,7 +7,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
-#include <rpl/event_stream.h>
+#include "api/api_common.h"
 #include "base/timer.h"
 #include "base/flat_map.h"
 #include "base/flat_set.h"
@@ -16,13 +16,16 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_messages.h"
 
 class TaskQueue;
-class AuthSession;
 struct MessageGroupId;
 struct SendingAlbum;
 enum class SendMediaType;
 struct FileLoadTo;
 class mtpFileLoader;
 
+namespace Main {
+class Session;
+} // namespace Main
+
 namespace Data {
 struct UpdatedFileReferences;
 class WallPaper;
@@ -46,23 +49,51 @@ struct CloudPasswordState;
 } // namespace Core
 
 namespace Api {
+namespace details {
 
-template <typename IntRange>
-inline int32 CountHash(IntRange &&range) {
-	uint32 acc = 0;
-	for (auto value : range) {
-		acc += (acc * 20261) + uint32(value);
+inline QString ToString(const QString &value) {
+	return value;
+}
+
+inline QString ToString(int32 value) {
+	return QString::number(value);
+}
+
+inline QString ToString(uint64 value) {
+	return QString::number(value);
+}
+
+} // namespace details
+
+template <
+	typename ...Types,
+	typename = std::enable_if_t<(sizeof...(Types) > 0)>>
+QString RequestKey(Types &&...values) {
+	const auto strings = { details::ToString(values)... };
+	if (strings.size() == 1) {
+		return *strings.begin();
 	}
-	return int32(acc & 0x7FFFFFFF);
+
+	auto result = QString();
+	result.reserve(
+		ranges::accumulate(strings, 0, ranges::plus(), &QString::size));
+	for (const auto &string : strings) {
+		result.append(string);
+	}
+	return result;
 }
 
 } // namespace Api
 
 class ApiWrap : public MTP::Sender, private base::Subscriber {
 public:
+	using SendAction = Api::SendAction;
+	using MessageToSend = Api::MessageToSend;
+
 	struct Privacy {
 		enum class Key {
 			PhoneNumber,
+			AddedByPhone,
 			LastSeen,
 			Calls,
 			Invites,
@@ -99,9 +130,17 @@ public:
 		bool operator!=(const BlockedUsersSlice &other) const;
 	};
 
-	ApiWrap(not_null<AuthSession*> session);
+	explicit ApiWrap(not_null<Main::Session*> session);
+
+	Main::Session &session() const;
+
+	void applyUpdates(
+		const MTPUpdates &updates,
+		uint64 sentMessageRandomId = 0);
+
+	void registerModifyRequest(const QString &key, mtpRequestId requestId);
+	void clearModifyRequest(const QString &key);
 
-	void applyUpdates(const MTPUpdates &updates, uint64 sentMessageRandomId = 0);
 	void applyNotifySettings(
 		MTPInputNotifyPeer peer,
 		const MTPPeerNotifySettings &settings);
@@ -148,6 +187,7 @@ public:
 	void requestFullPeer(not_null<PeerData*> peer);
 	void requestPeer(not_null<PeerData*> peer);
 	void requestPeers(const QList<PeerData*> &peers);
+	void requestPeerSettings(not_null<PeerData*> peer);
 	void requestLastParticipants(not_null<ChannelData*> channel);
 	void requestBots(not_null<ChannelData*> channel);
 	void requestAdmins(not_null<ChannelData*> channel);
@@ -211,10 +251,6 @@ public:
 	void deleteAllFromUser(
 		not_null<ChannelData*> channel,
 		not_null<UserData*> from);
-	void saveDefaultRestrictions(
-		not_null<PeerData*> peer,
-		const MTPChatBannedRights &rights,
-		Fn<void(bool)> callback = nullptr);
 
 	void requestWebPageDelayed(WebPageData *page);
 	void clearWebPageRequest(WebPageData *page);
@@ -246,7 +282,7 @@ public:
 	void leaveChannel(not_null<ChannelData*> channel);
 
 	void blockUser(not_null<UserData*> user);
-	void unblockUser(not_null<UserData*> user);
+	void unblockUser(not_null<UserData*> user, Fn<void()> onDone = nullptr);
 
 	void exportInviteLink(not_null<PeerData*> peer);
 	void requestNotifySettings(const MTPInputNotifyPeer &peer);
@@ -328,36 +364,27 @@ public:
 		const MTPchannels_ChannelParticipants &result,
 		Fn<void(
 			int availableCount,
-			const QVector<MTPChannelParticipant> &list)> callbackList,
+			const QVector<MTPChannelParticipant> &list)> callbackList = nullptr,
 		Fn<void()> callbackNotModified = nullptr);
 	void addChatParticipants(
 		not_null<PeerData*> peer,
 		const std::vector<not_null<UserData*>> &users);
 
-	struct SendOptions {
-		SendOptions(not_null<History*> history);
 
-		not_null<History*> history;
-		MsgId replyTo = 0;
-		WebPageId webPageId = 0;
-		bool clearDraft = false;
-		bool generateLocal = true;
-		bool handleSupportSwitch = false;
-	};
-	rpl::producer<SendOptions> sendActions() const {
+	rpl::producer<SendAction> sendActions() const {
 		return _sendActions.events();
 	}
-	void sendAction(const SendOptions &options);
+	void sendAction(const SendAction &action);
 	void forwardMessages(
 		HistoryItemsList &&items,
-		const SendOptions &options,
+		const SendAction &action,
 		FnMut<void()> &&successCallback = nullptr);
 	void shareContact(
 		const QString &phone,
 		const QString &firstName,
 		const QString &lastName,
-		const SendOptions &options);
-	void shareContact(not_null<UserData*> user, const SendOptions &options);
+		const SendAction &action);
+	void shareContact(not_null<UserData*> user, const SendAction &action);
 	void readServerHistory(not_null<History*> history);
 	void readServerHistoryForce(not_null<History*> history);
 	//void readFeed( // #feed
@@ -368,66 +395,54 @@ public:
 		QByteArray result,
 		VoiceWaveform waveform,
 		int duration,
-		const SendOptions &options);
+		const SendAction &action);
 	void sendFiles(
 		Storage::PreparedList &&list,
 		SendMediaType type,
 		TextWithTags &&caption,
 		std::shared_ptr<SendingAlbum> album,
-		const SendOptions &options);
+		const SendAction &action);
 	void sendFile(
 		const QByteArray &fileContent,
 		SendMediaType type,
-		const SendOptions &options);
+		const SendAction &action);
 
 	void editMedia(
 		Storage::PreparedList &&list,
 		SendMediaType type,
 		TextWithTags &&caption,
-		const SendOptions &options,
+		const SendAction &action,
 		MsgId msgIdToEdit);
 
 	void sendUploadedPhoto(
 		FullMsgId localId,
 		const MTPInputFile &file,
-		bool silent);
+		Api::SendOptions options);
 	void sendUploadedDocument(
 		FullMsgId localId,
 		const MTPInputFile &file,
 		const std::optional<MTPInputFile> &thumb,
-		bool silent);
+		Api::SendOptions options);
 	void editUploadedFile(
 		FullMsgId localId,
 		const MTPInputFile &file,
 		const std::optional<MTPInputFile> &thumb,
-		bool silent,
+		Api::SendOptions options,
 		bool isDocument);
 
 	void cancelLocalItem(not_null<HistoryItem*> item);
 
-	struct MessageToSend {
-		MessageToSend(not_null<History*> history);
-
-		not_null<History*> history;
-		TextWithTags textWithTags;
-		MsgId replyTo = 0;
-		WebPageId webPageId = 0;
-		bool clearDraft = true;
-		bool handleSupportSwitch = false;
-	};
 	void sendMessage(MessageToSend &&message);
 	void sendBotStart(not_null<UserData*> bot, PeerData *chat = nullptr);
 	void sendInlineResult(
 		not_null<UserData*> bot,
 		not_null<InlineBots::Result*> data,
-		const SendOptions &options);
-	void sendExistingDocument(
-		not_null<DocumentData*> document,
-		Data::FileOrigin origin,
-		TextWithEntities caption,
-		const SendOptions &options);
-
-	void requestSupportContact(FnMut<void(const MTPUser&)> callback);
+		const SendAction &action);
+	void sendMessageFail(
+		const RPCError &error,
+		not_null<PeerData*> peer,
+		uint64 randomId = 0,
+		FullMsgId itemId = FullMsgId());
 
 	void uploadPeerPhoto(not_null<PeerData*> peer, QImage &&image);
 	void clearPeerPhoto(not_null<PhotoData*> photo);
@@ -456,7 +471,7 @@ public:
 
 	void createPoll(
 		const PollData &data,
-		const SendOptions &options,
+		const SendAction &action,
 		FnMut<void()> done,
 		FnMut<void(const RPCError &error)> fail);
 	void sendPollVotes(
@@ -533,10 +548,6 @@ private:
 		not_null<ChannelData*> channel,
 		int availableCount,
 		const QVector<MTPChannelParticipant> &list);
-	void applyAdminsList(
-		not_null<ChannelData*> channel,
-		int availableCount,
-		const QVector<MTPChannelParticipant> &list);
 	void resolveWebPages();
 	void gotWebPages(
 		ChannelData *channel,
@@ -605,7 +616,7 @@ private:
 		const QString &firstName,
 		const QString &lastName,
 		UserId userId,
-		const SendOptions &options);
+		const SendAction &action);
 
 	void deleteHistory(
 		not_null<PeerData*> peer,
@@ -624,7 +635,6 @@ private:
 		not_null<ChannelData*> channel,
 		not_null<UserData*> from);
 
-	void sendMessageFail(const RPCError &error);
 	void uploadAlbumMedia(
 		not_null<HistoryItem*> item,
 		const MessageGroupId &groupId,
@@ -640,13 +650,13 @@ private:
 	void sendMedia(
 		not_null<HistoryItem*> item,
 		const MTPInputMedia &media,
-		bool silent);
+		Api::SendOptions options);
 	void sendMediaWithRandomId(
 		not_null<HistoryItem*> item,
 		const MTPInputMedia &media,
-		bool silent,
+		Api::SendOptions options,
 		uint64 randomId);
-	FileLoadTo fileLoadTaskOptions(const SendOptions &options) const;
+	FileLoadTo fileLoadTaskOptions(const SendAction &action) const;
 
 	//void readFeeds(); // #feed
 
@@ -678,7 +688,9 @@ private:
 
 	void sendDialogRequests();
 
-	not_null<AuthSession*> _session;
+	not_null<Main::Session*> _session;
+
+	base::flat_map<QString, int> _modifyRequests;
 
 	MessageDataRequests _messageDataRequests;
 	QMap<ChannelData*, MessageDataRequests> _channelMessageDataRequests;
@@ -687,6 +699,7 @@ private:
 	using PeerRequests = QMap<PeerData*, mtpRequestId>;
 	PeerRequests _fullPeerRequests;
 	PeerRequests _peerRequests;
+	base::flat_set<not_null<PeerData*>> _requestedPeerSettings;
 
 	PeerRequests _participantsRequests;
 	PeerRequests _botsRequests;
@@ -706,10 +719,6 @@ private:
 		not_null<UserData*>>;
 	base::flat_map<KickRequest, mtpRequestId> _kickRequests;
 
-	base::flat_map<
-		not_null<PeerData*>,
-		mtpRequestId> _defaultRestrictionsRequests;
-
 	base::flat_set<not_null<ChannelData*>> _selfParticipantRequests;
 
 	base::flat_map<
@@ -790,7 +799,7 @@ private:
 		not_null<Data::Folder*>,
 		DialogsLoadState> _foldersLoadState;
 
-	rpl::event_stream<SendOptions> _sendActions;
+	rpl::event_stream<SendAction> _sendActions;
 
 	struct ReadRequest {
 		ReadRequest(mtpRequestId requestId, MsgId upTo)

Telegram/SourceFiles/app.cpp

@@ -29,6 +29,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "core/application.h"
 #include "window/themes/window_theme.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"
@@ -39,13 +40,16 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "apiwrap.h"
 #include "numbers.h"
 #include "observer_peer.h"
-#include "auth_session.h"
+#include "main/main_session.h"
 #include "styles/style_overview.h"
 #include "styles/style_mediaview.h"
 #include "styles/style_chat_helpers.h"
 #include "styles/style_history.h"
 #include "styles/style_boxes.h"
 
+#include <QtCore/QBuffer>
+#include <QtGui/QFontDatabase>
+
 #ifdef OS_MAC_OLD
 #include <libexif/exif-data.h>
 #endif // OS_MAC_OLD
@@ -59,8 +63,6 @@ namespace {
 		*pressedLinkItem = nullptr,
 		*mousedItem = nullptr;
 
-	style::font monofont;
-
 	struct CornersPixmaps {
 		QPixmap p[4];
 	};
@@ -101,88 +103,9 @@ namespace App {
 		return result;
 	}
 
-	MainWindow *wnd() {
-		return Core::IsAppLaunched()
-			? Core::App().getActiveWindow()
-			: nullptr;
-	}
-
-	MainWidget *main() {
-		if (auto window = wnd()) {
-			return window->mainWidget();
-		}
-		return nullptr;
-	}
-
-	void addSavedGif(DocumentData *doc) {
-		auto &saved = Auth().data().savedGifsRef();
-		int32 index = saved.indexOf(doc);
-		if (index) {
-			if (index > 0) saved.remove(index);
-			saved.push_front(doc);
-			if (saved.size() > Global::SavedGifsLimit()) saved.pop_back();
-			Local::writeSavedGifs();
-
-			Auth().data().notifySavedGifsUpdated();
-			Auth().data().setLastSavedGifsUpdate(0);
-			Auth().api().updateStickers();
-		}
-	}
-
-	void checkSavedGif(HistoryItem *item) {
-		if (!item->Has<HistoryMessageForwarded>() && (item->out() || item->history()->peer == Auth().user())) {
-			if (const auto media = item->media()) {
-				if (const auto document = media->document()) {
-					if (document->isGifv()) {
-						addSavedGif(document);
-					}
-				}
-			}
-		}
-	}
-
-	void feedUserLink(MTPint userId, const MTPContactLink &myLink, const MTPContactLink &foreignLink) {
-		if (const auto user = Auth().data().userLoaded(userId.v)) {
-			const auto wasShowPhone = (user->contactStatus() == UserData::ContactStatus::CanAdd);
-			switch (myLink.type()) {
-			case mtpc_contactLinkContact:
-				user->setContactStatus(UserData::ContactStatus::Contact);
-			break;
-			case mtpc_contactLinkNone:
-			case mtpc_contactLinkUnknown:
-				user->setContactStatus(UserData::ContactStatus::PhoneUnknown);
-			break;
-			}
-			if (user->contactStatus() == UserData::ContactStatus::PhoneUnknown
-				&& !user->phone().isEmpty()
-				&& user->id != Auth().userPeerId()) {
-				user->setContactStatus(UserData::ContactStatus::CanAdd);
-			}
-
-			const auto showPhone = !user->isServiceUser()
-				&& !user->isSelf()
-				&& user->contactStatus() == UserData::ContactStatus::CanAdd;
-			const auto showPhoneChanged = !user->isServiceUser()
-				&& !user->isSelf()
-				&& (showPhone != wasShowPhone);
-			if (showPhoneChanged) {
-				user->setName(
-					TextUtilities::SingleLine(user->firstName),
-					TextUtilities::SingleLine(user->lastName),
-					showPhone
-						? App::formatPhone(user->phone())
-						: QString(),
-					TextUtilities::SingleLine(user->username));
-			}
-		}
-	}
-
-	QString peerName(const PeerData *peer, bool forDialogs) {
-		return peer ? ((forDialogs && peer->isUser() && !peer->asUser()->nameOrPhone.isEmpty()) ? peer->asUser()->nameOrPhone : peer->name) : lang(lng_deleted);
-	}
-
 	void prepareCorners(RoundCorners index, int32 radius, const QBrush &brush, const style::color *shadow = nullptr, QImage *cors = nullptr) {
 		Expects(::corners.size() > index);
+
 		int32 r = radius * cIntRetinaFactor(), s = st::msgShadow * cIntRetinaFactor();
 		QImage rect(r * 3, r * 3 + (shadow ? s : 0), QImage::Format_ARGB32_Premultiplied), localCors[4];
 		{
@@ -213,14 +136,6 @@ namespace App {
 		}
 	}
 
-	void tryFontFamily(QString &family, const QString &tryFamily) {
-		if (family.isEmpty()) {
-			if (!QFontInfo(QFont(tryFamily)).family().trimmed().compare(tryFamily, Qt::CaseInsensitive)) {
-				family = tryFamily;
-			}
-		}
-	}
-
 	void createMaskCorners() {
 		QImage mask[4];
 		prepareCorners(SmallMaskCorners, st::buttonRadius, QColor(255, 255, 255), nullptr, mask);
@@ -279,16 +194,6 @@ namespace App {
 	}
 
 	void initMedia() {
-		if (!::monofont) {
-			QString family;
-			tryFontFamily(family, qsl("Consolas"));
-			tryFontFamily(family, qsl("Liberation Mono"));
-			tryFontFamily(family, qsl("Menlo"));
-			tryFontFamily(family, qsl("Courier"));
-			if (family.isEmpty()) family = QFontDatabase::systemFont(QFontDatabase::FixedFont).family();
-			::monofont = style::font(st::normalFont->f.pixelSize(), 0, family);
-		}
-
 		createCorners();
 
 		using Update = Window::Theme::BackgroundUpdate;
@@ -368,16 +273,11 @@ namespace App {
 		mousedItem(nullptr);
 	}
 
-	const style::font &monofont() {
-		return ::monofont;
-	}
-
 	void quit() {
 		if (quitting()) {
 			return;
-		} else if (AuthSession::Exists()
-			&& Auth().data().exportInProgress()) {
-			Auth().data().stopExportWithConfirmation([] { App::quit(); });
+		} else if (Core::IsAppLaunched()
+			&& Core::App().exportPreventsQuit()) {
 			return;
 		}
 		setLaunchState(QuitRequested);
@@ -527,15 +427,6 @@ namespace App {
 		rectWithCorners(p, rect, st::msgInBg, MessageInCorners, corners);
 	}
 
-	QImage *cornersMask(ImageRoundRadius radius) {
-		switch (radius) {
-		case ImageRoundRadius::Large: return ::cornersMaskLarge;
-		case ImageRoundRadius::Small:
-		default: break;
-		}
-		return ::cornersMaskSmall;
-	}
-
 	void roundRect(Painter &p, int32 x, int32 y, int32 w, int32 h, style::color bg, const CornersPixmaps &corner, const style::color *shadow, RectParts parts) {
 		auto cornerWidth = corner.p[0].width() / cIntRetinaFactor();
 		auto cornerHeight = corner.p[0].height() / cIntRetinaFactor();

Telegram/SourceFiles/app.h

@@ -8,6 +8,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #pragma once
 
 #include "data/data_types.h"
+#include "ui/rect_part.h"
 
 enum class ImageRoundRadius;
 class MainWindow;
@@ -18,10 +19,16 @@ namespace HistoryView {
 class Element;
 } // namespace HistoryView
 
+namespace Media {
+namespace Clip {
+class Reader;
+} // namespace Clip
+} // namespace Media
+
 using HistoryItemsMap = base::flat_set<not_null<HistoryItem*>>;
 using GifItems = QHash<Media::Clip::Reader*, HistoryItem*>;
 
-enum RoundCorners {
+enum RoundCorners : int {
 	SmallMaskCorners = 0x00, // for images
 	LargeMaskCorners,
 
@@ -60,16 +67,8 @@ enum RoundCorners {
 };
 
 namespace App {
-	MainWindow *wnd();
-	MainWidget *main();
-
 	QString formatPhone(QString phone);
 
-	void addSavedGif(DocumentData *doc);
-	void checkSavedGif(HistoryItem *item);
-	[[nodiscard]] QString peerName(const PeerData *peer, bool forDialogs = false);
-	void feedUserLink(MTPint userId, const MTPContactLink &myLink, const MTPContactLink &foreignLink);
-
 	void hoveredItem(HistoryView::Element *item);
 	HistoryView::Element *hoveredItem();
 	void pressedItem(HistoryView::Element *item);
@@ -82,8 +81,6 @@ namespace App {
 	HistoryView::Element *mousedItem();
 	void clearMousedItems();
 
-	const style::font &monofont();
-
 	void initMedia();
 	void deinitMedia();
 
@@ -107,7 +104,6 @@ namespace App {
 	void complexOverlayRect(Painter &p, QRect rect, ImageRoundRadius radius, RectParts corners);
 	void complexLocationRect(Painter &p, QRect rect, ImageRoundRadius radius, RectParts corners);
 
-	QImage *cornersMask(ImageRoundRadius radius);
 	void roundRect(Painter &p, int32 x, int32 y, int32 w, int32 h, style::color bg, RoundCorners index, const style::color *shadow = nullptr, RectParts parts = RectPart::Full);
 	inline void roundRect(Painter &p, const QRect &rect, style::color bg, RoundCorners index, const style::color *shadow = nullptr, RectParts parts = RectPart::Full) {
 		return roundRect(p, rect.x(), rect.y(), rect.width(), rect.height(), bg, index, shadow, parts);

Telegram/SourceFiles/base/algorithm.h

@@ -7,6 +7,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
+#include <QtCore/QLatin1String>
+
 namespace base {
 
 template <typename Type>
@@ -30,6 +32,72 @@ inline bool contains(const Container &container, const T &value) {
 	return std::find(std::begin(container), end, value) != end;
 }
 
+template <typename D, typename T>
+inline constexpr D up_cast(T object) {
+	using DV = std::decay_t<decltype(*D())>;
+	using TV = std::decay_t<decltype(*T())>;
+	if constexpr (std::is_base_of_v<DV, TV>) {
+		return object;
+	} else {
+		return nullptr;
+	}
+}
+
+// We need a custom comparator for set<std::unique_ptr<T>>::find to work with pointers.
+// thanks to http://stackoverflow.com/questions/18939882/raw-pointer-lookup-for-sets-of-unique-ptrs
+template <typename T>
+struct pointer_comparator {
+	using is_transparent = std::true_type;
+
+	// helper does some magic in order to reduce the number of
+	// pairs of types we need to know how to compare: it turns
+	// everything into a pointer, and then uses `std::less<T*>`
+	// to do the comparison:
+	struct helper {
+		const T *ptr = nullptr;
+		helper() = default;
+		helper(const helper &other) = default;
+		helper(const T *p) : ptr(p) {
+		}
+		template <typename ...Ts>
+		helper(const std::shared_ptr<Ts...> &other) : ptr(other.get()) {
+		}
+		template <typename ...Ts>
+		helper(const std::unique_ptr<Ts...> &other) : ptr(other.get()) {
+		}
+		bool operator<(helper other) const {
+			return std::less<const T*>()(ptr, other.ptr);
+		}
+	};
+
+	// without helper, we'd need 2^n different overloads, where
+	// n is the number of types we want to support (so, 8 with
+	// raw pointers, unique pointers, and shared pointers).  That
+	// seems silly.
+	// && helps enforce rvalue use only
+	bool operator()(const helper &&lhs, const helper &&rhs) const {
+		return lhs < rhs;
+	}
+
+};
+
+inline QString FromUtf8Safe(const char *string, int size = -1) {
+	if (!string || !size) {
+		return QString();
+	} else if (size < 0) {
+		size = strlen(string);
+	}
+	const auto result = QString::fromUtf8(string, size);
+	const auto back = result.toUtf8();
+	return (back.size() != size || memcmp(back.constData(), string, size))
+		? QString::fromLocal8Bit(string, size)
+		: result;
+}
+
+inline QString FromUtf8Safe(const QByteArray &string) {
+	return FromUtf8Safe(string.constData(), string.size());
+}
+
 } // namespace base
 
 template <typename T>

Telegram/SourceFiles/base/assertion.h

@@ -9,6 +9,9 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include <cstdlib>
 
+// Ensures/Expects.
+#include <gsl/gsl_assert>
+
 namespace base {
 namespace assertion {
 

Telegram/SourceFiles/base/base_integration.h

@@ -5,17 +5,14 @@ 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 <vector>
-#include <functional>
-#include <cmath>
+#include "base/basic_types.h"
 
-#include <QtMath>
-#include <QDebug>
-#include <QList>
-#include <QPointF>
-#include <QSizeF>
-#include <QVector4D>
+// Methods that must be implemented outside lib_base.
 
-#include "json.h"
-#include "beziereasing.h"
+namespace base {
+
+void EnterFromEventLoop(FnMut<void()> &&method);
+
+} // namespace

Telegram/SourceFiles/base/base_pch.cpp

@@ -7,3 +7,4 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "base/base_pch.h"
 
+// Precompiled header helper.

Telegram/SourceFiles/base/bytes.h

@@ -10,6 +10,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/basic_types.h"
 #include <gsl/gsl>
 #include <gsl/gsl_byte>
+#include <vector>
+#include <array>
 
 namespace bytes {
 

Telegram/SourceFiles/base/crc32hash.cpp

@@ -0,0 +1,61 @@
+/*
+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 "base/crc32hash.h"
+
+namespace base {
+namespace {
+
+class Crc32Table {
+public:
+	Crc32Table() {
+		auto poly = std::uint32_t(0x04c11db7);
+		for (auto i = 0; i != 256; ++i) {
+			_data[i] = reflect(i, 8) << 24;
+			for (auto j = 0; j != 8; ++j) {
+				_data[i] = (_data[i] << 1) ^ (_data[i] & (1 << 31) ? poly : 0);
+			}
+			_data[i] = reflect(_data[i], 32);
+		}
+	}
+
+	std::uint32_t operator[](int index) const {
+		return _data[index];
+	}
+
+private:
+	std::uint32_t reflect(std::uint32_t val, char ch) {
+		auto result = std::uint32_t(0);
+		for (int i = 1; i < (ch + 1); ++i) {
+			if (val & 1) {
+				result |= 1 << (ch - i);
+			}
+			val >>= 1;
+		}
+		return result;
+	}
+
+	std::uint32_t _data[256];
+
+};
+
+} // namespace
+
+std::int32_t crc32(const void *data, int len) {
+	static const auto kTable = Crc32Table();
+
+	const auto buffer = static_cast<const std::uint8_t*>(data);
+
+	auto crc = std::uint32_t(0xffffffff);
+	for (auto i = 0; i != len; ++i) {
+		crc = (crc >> 8) ^ kTable[(crc & 0xFF) ^ buffer[i]];
+	}
+
+	return static_cast<std::int32_t>(crc ^ 0xffffffff);
+}
+
+} // namespace base

Telegram/SourceFiles/base/crc32hash.h

@@ -0,0 +1,16 @@
+/*
+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 <cstdint>
+
+namespace base {
+
+std::int32_t crc32(const void *data, int len);
+
+} // namespace base

Telegram/SourceFiles/base/flat_map.h

@@ -53,12 +53,19 @@ struct flat_multi_map_pair_type {
 	, second(std::forward<OtherValue>(value)) {
 	}
 
-	flat_multi_map_pair_type(const flat_multi_map_pair_type&) = default;
-	flat_multi_map_pair_type(flat_multi_map_pair_type&&) = default;
+	flat_multi_map_pair_type(const flat_multi_map_pair_type &pair)
+	: first(pair.first)
+	, second(pair.second) {
+	}
+
+	flat_multi_map_pair_type(flat_multi_map_pair_type &&pair)
+	: first(std::move(const_cast<Key&>(pair.first)))
+	, second(std::move(pair.second)) {
+	}
 
 	flat_multi_map_pair_type &operator=(const flat_multi_map_pair_type&) = delete;
 	flat_multi_map_pair_type &operator=(flat_multi_map_pair_type &&other) {
-		const_cast<Key&>(first) = other.first;
+		const_cast<Key&>(first) = std::move(const_cast<Key&>(other.first));
 		second = std::move(other.second);
 		return *this;
 	}
@@ -474,6 +481,28 @@ public:
 		return compare()(key, where->first) ? impl().end() : where;
 	}
 
+	template <typename OtherKey>
+	iterator findFirst(const OtherKey &key) {
+		if (empty()
+			|| compare()(key, front().first)
+			|| compare()(back().first, key)) {
+			return end();
+		}
+		auto where = getLowerBound(key);
+		return compare()(key, where->first) ? impl().end() : where;
+	}
+
+	template <typename OtherKey>
+	const_iterator findFirst(const OtherKey &key) const {
+		if (empty()
+			|| compare()(key, front().first)
+			|| compare()(back().first, key)) {
+			return end();
+		}
+		auto where = getLowerBound(key);
+		return compare()(key, where->first) ? impl().end() : where;
+	}
+
 	bool contains(const Key &key) const {
 		return findFirst(key) != end();
 	}
@@ -558,48 +587,54 @@ private:
 		return _data.elements;
 	}
 
-	typename impl_t::iterator getLowerBound(const Key &key) {
+	template <typename OtherKey>
+	typename impl_t::iterator getLowerBound(const OtherKey &key) {
 		return std::lower_bound(
 			std::begin(impl()),
 			std::end(impl()),
 			key,
 			compare());
 	}
-	typename impl_t::const_iterator getLowerBound(const Key &key) const {
+	template <typename OtherKey>
+	typename impl_t::const_iterator getLowerBound(const OtherKey &key) const {
 		return std::lower_bound(
 			std::begin(impl()),
 			std::end(impl()),
 			key,
 			compare());
 	}
-	typename impl_t::iterator getUpperBound(const Key &key) {
+	template <typename OtherKey>
+	typename impl_t::iterator getUpperBound(const OtherKey &key) {
 		return std::upper_bound(
 			std::begin(impl()),
 			std::end(impl()),
 			key,
 			compare());
 	}
-	typename impl_t::const_iterator getUpperBound(const Key &key) const {
+	template <typename OtherKey>
+	typename impl_t::const_iterator getUpperBound(const OtherKey &key) const {
 		return std::upper_bound(
 			std::begin(impl()),
 			std::end(impl()),
 			key,
 			compare());
 	}
+	template <typename OtherKey>
 	std::pair<
 		typename impl_t::iterator,
 		typename impl_t::iterator
-	> getEqualRange(const Key &key) {
+	> getEqualRange(const OtherKey &key) {
 		return std::equal_range(
 			std::begin(impl()),
 			std::end(impl()),
 			key,
 			compare());
 	}
+	template <typename OtherKey>
 	std::pair<
 		typename impl_t::const_iterator,
 		typename impl_t::const_iterator
-	> getEqualRange(const Key &key) const {
+	> getEqualRange(const OtherKey &key) const {
 		return std::equal_range(
 			std::begin(impl()),
 			std::end(impl()),
@@ -720,12 +755,12 @@ public:
 		where->second = std::move(value);
 		return { where, false };
 	}
-	template <typename... Args>
+	template <typename OtherKey, typename... Args>
 	std::pair<iterator, bool> emplace(
-			const Key &key,
+			OtherKey &&key,
 			Args&&... args) {
 		return this->insert(value_type(
-			key,
+			std::forward<OtherKey>(key),
 			Type(std::forward<Args>(args)...)));
 	}
 	template <typename... Args>
@@ -775,6 +810,14 @@ public:
 	const_iterator find(const Key &key) const {
 		return this->findFirst(key);
 	}
+	template <typename OtherKey>
+	iterator find(const OtherKey &key) {
+		return this->template findFirst<OtherKey>(key);
+	}
+	template <typename OtherKey>
+	const_iterator find(const OtherKey &key) const {
+		return this->template findFirst<OtherKey>(key);
+	}
 
 	Type &operator[](const Key &key) {
 		if (this->empty() || this->compare()(key, this->front().first)) {

Telegram/SourceFiles/base/flat_map_tests.cpp

@@ -69,10 +69,10 @@ TEST_CASE("simple flat_maps tests", "[flat_map]") {
 
 TEST_CASE("flat_maps custom comparator", "[flat_map]") {
 	base::flat_map<int_wrap, string, int_wrap_comparator> v;
-	v.emplace({ 0 }, "a");
-	v.emplace({ 5 }, "b");
-	v.emplace({ 4 }, "d");
-	v.emplace({ 2 }, "e");
+	v.emplace(int_wrap{ 0 }, "a");
+	v.emplace(int_wrap{ 5 }, "b");
+	v.emplace(int_wrap{ 4 }, "d");
+	v.emplace(int_wrap{ 2 }, "e");
 
 	auto checkSorted = [&] {
 		auto prev = v.begin();
@@ -85,7 +85,7 @@ TEST_CASE("flat_maps custom comparator", "[flat_map]") {
 	checkSorted();
 
 	SECTION("adding item puts it in the right position") {
-		v.emplace({ 3 }, "c");
+		v.emplace(int_wrap{ 3 }, "c");
 		REQUIRE(v.size() == 5);
 		REQUIRE(v.find({ 3 }) != v.end());
 		checkSorted();

Telegram/SourceFiles/base/invoke_queued.h

@@ -0,0 +1,62 @@
+/*
+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 <QtCore/QEvent>
+#include <QtCore/QCoreApplication>
+
+#include "base/basic_types.h"
+
+namespace base {
+
+class InvokeQueuedEvent : public QEvent {
+public:
+	static constexpr auto kType = QEvent::Type(60666);
+
+	explicit InvokeQueuedEvent(FnMut<void()> &&method)
+	: QEvent(kType)
+	, _method(std::move(method)) {
+	}
+
+	void invoke() {
+		_method();
+	}
+
+private:
+	FnMut<void()> _method;
+
+};
+
+} // namespace base
+
+template <typename Lambda>
+inline void InvokeQueued(const QObject *context, Lambda &&lambda) {
+	QCoreApplication::postEvent(
+		const_cast<QObject*>(context),
+		new base::InvokeQueuedEvent(std::forward<Lambda>(lambda)));
+}
+
+class SingleQueuedInvokation : public QObject {
+public:
+	SingleQueuedInvokation(Fn<void()> callback) : _callback(callback) {
+	}
+	void call() {
+		if (_pending.testAndSetAcquire(0, 1)) {
+			InvokeQueued(this, [this] {
+				if (_pending.testAndSetRelease(1, 0)) {
+					_callback();
+				}
+			});
+		}
+	}
+
+private:
+	Fn<void()> _callback;
+	QAtomicInt _pending = { 0 };
+
+};

Telegram/SourceFiles/base/object_ptr.h

@@ -0,0 +1,121 @@
+/*
+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 <QtCore/QPointer>
+
+// Smart pointer for QObject*, has move semantics, destroys object if it doesn't have a parent.
+template <typename Object>
+class object_ptr {
+public:
+	object_ptr(std::nullptr_t) noexcept {
+	}
+
+	// No default constructor, but constructors with at least
+	// one argument are simply make functions.
+	template <typename Parent, typename... Args>
+	explicit object_ptr(Parent &&parent, Args&&... args)
+	: _object(new Object(std::forward<Parent>(parent), std::forward<Args>(args)...)) {
+	}
+	static object_ptr<Object> fromRaw(Object *value) noexcept {
+		object_ptr<Object> result = { nullptr };
+		result._object = value;
+		return result;
+	}
+	Object *release() noexcept {
+		return static_cast<Object*>(base::take(_object).data());
+	}
+
+	object_ptr(const object_ptr &other) = delete;
+	object_ptr &operator=(const object_ptr &other) = delete;
+	object_ptr(object_ptr &&other) noexcept : _object(base::take(other._object)) {
+	}
+	object_ptr &operator=(object_ptr &&other) noexcept {
+		auto temp = std::move(other);
+		destroy();
+		std::swap(_object, temp._object);
+		return *this;
+	}
+
+	template <
+		typename OtherObject,
+		typename = std::enable_if_t<
+			std::is_base_of_v<Object, OtherObject>>>
+	object_ptr(object_ptr<OtherObject> &&other) noexcept
+	: _object(base::take(other._object)) {
+	}
+
+	template <
+		typename OtherObject,
+		typename = std::enable_if_t<
+			std::is_base_of_v<Object, OtherObject>>>
+	object_ptr &operator=(object_ptr<OtherObject> &&other) noexcept {
+		_object = base::take(other._object);
+		return *this;
+	}
+
+	object_ptr &operator=(std::nullptr_t) noexcept {
+		_object = nullptr;
+		return *this;
+	}
+
+	// So we can pass this pointer to methods like connect().
+	Object *data() const noexcept {
+		return static_cast<Object*>(_object.data());
+	}
+	operator Object*() const noexcept {
+		return data();
+	}
+
+	explicit operator bool() const noexcept {
+		return _object != nullptr;
+	}
+
+	Object *operator->() const noexcept {
+		return data();
+	}
+	Object &operator*() const noexcept {
+		return *data();
+	}
+
+	// Use that instead "= new Object(parent, ...)"
+	template <typename Parent, typename... Args>
+	Object *create(Parent &&parent, Args&&... args) {
+		destroy();
+		_object = new Object(
+			std::forward<Parent>(parent),
+			std::forward<Args>(args)...);
+		return data();
+	}
+	void destroy() noexcept {
+		delete base::take(_object);
+	}
+	void destroyDelayed() {
+		if (_object) {
+			if (auto widget = base::up_cast<QWidget*>(data())) {
+				widget->hide();
+			}
+			base::take(_object)->deleteLater();
+		}
+	}
+
+	~object_ptr() noexcept {
+		if (auto pointer = _object) {
+			if (!pointer->parent()) {
+				destroy();
+			}
+		}
+	}
+
+private:
+	template <typename OtherObject>
+	friend class object_ptr;
+
+	QPointer<QObject> _object;
+
+};

Telegram/SourceFiles/base/openssl_help.h

@@ -19,6 +19,7 @@ extern "C" {
 #include <openssl/modes.h>
 #include <openssl/crypto.h>
 #include <openssl/evp.h>
+#include <openssl/hmac.h>
 } // extern "C"
 
 #ifdef small
@@ -56,19 +57,38 @@ private:
 
 class BigNum {
 public:
-	BigNum() : _data(BN_new()) {
+	BigNum() = default;
+	BigNum(const BigNum &other)
+	: _data((other.failed() || other.isZero())
+		? nullptr
+		: BN_dup(other.raw()))
+	, _failed(other._failed) {
 	}
-	BigNum(const BigNum &other) : BigNum() {
-		*this = other;
+	BigNum(BigNum &&other)
+	: _data(std::exchange(other._data, nullptr))
+	, _failed(std::exchange(other._failed, false)) {
 	}
 	BigNum &operator=(const BigNum &other) {
-		if (other.failed() || !BN_copy(raw(), other.raw())) {
+		if (other.failed()) {
 			_failed = true;
+		} else if (other.isZero()) {
+			clear();
+			_failed = false;
+		} else if (!_data) {
+			_data = BN_dup(other.raw());
+			_failed = false;
+		} else {
+			_failed = !BN_copy(raw(), other.raw());
 		}
 		return *this;
 	}
+	BigNum &operator=(BigNum &&other) {
+		std::swap(_data, other._data);
+		std::swap(_failed, other._failed);
+		return *this;
+	}
 	~BigNum() {
-		BN_clear_free(raw());
+		clear();
 	}
 
 	explicit BigNum(unsigned int word) : BigNum() {
@@ -78,64 +98,74 @@ public:
 		setBytes(bytes);
 	}
 
-	void setWord(unsigned int word) {
-		if (!BN_set_word(raw(), word)) {
-			_failed = true;
+	BigNum &setWord(unsigned int word) {
+		if (!word) {
+			clear();
+			_failed = false;
+		} else {
+			_failed = !BN_set_word(raw(), word);
 		}
+		return *this;
 	}
-	void setBytes(bytes::const_span bytes) {
-		if (!BN_bin2bn(
+	BigNum &setBytes(bytes::const_span bytes) {
+		if (bytes.empty()) {
+			clear();
+			_failed = false;
+		} else {
+			_failed = !BN_bin2bn(
 				reinterpret_cast<const unsigned char*>(bytes.data()),
 				bytes.size(),
-				raw())) {
-			_failed = true;
+				raw());
 		}
+		return *this;
 	}
 
-	void setAdd(const BigNum &a, const BigNum &b) {
+	BigNum &setAdd(const BigNum &a, const BigNum &b) {
 		if (a.failed() || b.failed()) {
 			_failed = true;
-		} else if (!BN_add(raw(), a.raw(), b.raw())) {
-			_failed = true;
+		} else {
+			_failed = !BN_add(raw(), a.raw(), b.raw());
 		}
+		return *this;
 	}
-	void setSub(const BigNum &a, const BigNum &b) {
+	BigNum &setSub(const BigNum &a, const BigNum &b) {
 		if (a.failed() || b.failed()) {
 			_failed = true;
-		} else if (!BN_sub(raw(), a.raw(), b.raw())) {
-			_failed = true;
+		} else {
+			_failed = !BN_sub(raw(), a.raw(), b.raw());
 		}
+		return *this;
 	}
-	void setSubWord(unsigned int word) {
-		if (failed()) {
-			return;
-		} else if (!BN_sub_word(raw(), word)) {
-			_failed = true;
-		}
-	}
-	void setMul(
+	BigNum &setMul(
 			const BigNum &a,
 			const BigNum &b,
 			const Context &context = Context()) {
 		if (a.failed() || b.failed()) {
 			_failed = true;
-		} else if (!BN_mul(raw(), a.raw(), b.raw(), context.raw())) {
-			_failed = true;
+		} else {
+			_failed = !BN_mul(raw(), a.raw(), b.raw(), context.raw());
 		}
+		return *this;
 	}
-	BN_ULONG setDivWord(BN_ULONG word) {
-		Expects(word != 0);
-		if (failed()) {
-			return (BN_ULONG)-1;
-		}
-
-		auto result = BN_div_word(raw(), word);
-		if (result == (BN_ULONG)-1) {
+	BigNum &setModAdd(
+			const BigNum &a,
+			const BigNum &b,
+			const BigNum &m,
+			const Context &context = Context()) {
+		if (a.failed() || b.failed() || m.failed()) {
 			_failed = true;
+		} else if (a.isNegative() || b.isNegative() || m.isNegative()) {
+			_failed = true;
+		} else if (!BN_mod_add(raw(), a.raw(), b.raw(), m.raw(), context.raw())) {
+			_failed = true;
+		} else if (isNegative()) {
+			_failed = true;
+		} else {
+			_failed = false;
 		}
-		return result;
+		return *this;
 	}
-	void setModSub(
+	BigNum &setModSub(
 			const BigNum &a,
 			const BigNum &b,
 			const BigNum &m,
@@ -148,9 +178,12 @@ public:
 			_failed = true;
 		} else if (isNegative()) {
 			_failed = true;
+		} else {
+			_failed = false;
 		}
+		return *this;
 	}
-	void setModMul(
+	BigNum &setModMul(
 			const BigNum &a,
 			const BigNum &b,
 			const BigNum &m,
@@ -163,9 +196,29 @@ public:
 			_failed = true;
 		} else if (isNegative()) {
 			_failed = true;
+		} else {
+			_failed = false;
 		}
+		return *this;
 	}
-	void setModExp(
+	BigNum &setModInverse(
+			const BigNum &a,
+			const BigNum &m,
+			const Context &context = Context()) {
+		if (a.failed() || m.failed()) {
+			_failed = true;
+		} else if (a.isNegative() || m.isNegative()) {
+			_failed = true;
+		} else if (!BN_mod_inverse(raw(), a.raw(), m.raw(), context.raw())) {
+			_failed = true;
+		} else if (isNegative()) {
+			_failed = true;
+		} else {
+			_failed = false;
+		}
+		return *this;
+	}
+	BigNum &setModExp(
 			const BigNum &base,
 			const BigNum &power,
 			const BigNum &m,
@@ -178,23 +231,34 @@ public:
 			_failed = true;
 		} else if (isNegative()) {
 			_failed = true;
+		} else {
+			_failed = false;
 		}
+		return *this;
 	}
 
-	bool isNegative() const {
-		return failed() ? false : BN_is_negative(raw());
+	[[nodiscard]] bool isZero() const {
+		return !failed() && (!_data || BN_is_zero(raw()));
 	}
 
-	bool isPrime(const Context &context = Context()) const {
-		if (failed()) {
+	[[nodiscard]] bool isOne() const {
+		return !failed() && _data && BN_is_one(raw());
+	}
+
+	[[nodiscard]] bool isNegative() const {
+		return !failed() && _data && BN_is_negative(raw());
+	}
+
+	[[nodiscard]] bool isPrime(const Context &context = Context()) const {
+		if (failed() || !_data) {
 			return false;
 		}
 		constexpr auto kMillerRabinIterationCount = 30;
-		auto result = BN_is_prime_ex(
+		const auto result = BN_is_prime_ex(
 			raw(),
 			kMillerRabinIterationCount,
 			context.raw(),
-			NULL);
+			nullptr);
 		if (result == 1) {
 			return true;
 		} else if (result != 0) {
@@ -203,27 +267,42 @@ public:
 		return false;
 	}
 
-	BN_ULONG modWord(BN_ULONG word) const {
-		Expects(word != 0);
+	BigNum &subWord(unsigned int word) {
 		if (failed()) {
-			return (BN_ULONG)-1;
+			return *this;
+		} else if (!BN_sub_word(raw(), word)) {
+			_failed = true;
 		}
+		return *this;
+	}
+	BigNum &divWord(BN_ULONG word, BN_ULONG *mod = nullptr) {
+		Expects(word != 0);
 
-		auto result = BN_mod_word(raw(), word);
+		const auto result = failed()
+			? (BN_ULONG)-1
+			: BN_div_word(raw(), word);
 		if (result == (BN_ULONG)-1) {
 			_failed = true;
 		}
-		return result;
+		if (mod) {
+			*mod = result;
+		}
+		return *this;
+	}
+	[[nodiscard]] BN_ULONG countModWord(BN_ULONG word) const {
+		Expects(word != 0);
+
+		return failed() ? (BN_ULONG)-1 : BN_mod_word(raw(), word);
 	}
 
-	int bitsSize() const {
+	[[nodiscard]] int bitsSize() const {
 		return failed() ? 0 : BN_num_bits(raw());
 	}
-	int bytesSize() const {
+	[[nodiscard]] int bytesSize() const {
 		return failed() ? 0 : BN_num_bytes(raw());
 	}
 
-	bytes::vector getBytes() const {
+	[[nodiscard]] bytes::vector getBytes() const {
 		if (failed()) {
 			return {};
 		}
@@ -236,73 +315,84 @@ public:
 		return result;
 	}
 
-	BIGNUM *raw() {
+	[[nodiscard]] BIGNUM *raw() {
+		if (!_data) _data = BN_new();
 		return _data;
 	}
-	const BIGNUM *raw() const {
+	[[nodiscard]] const BIGNUM *raw() const {
+		if (!_data) _data = BN_new();
 		return _data;
 	}
-	BIGNUM *takeRaw() {
-		return base::take(_data);
+	[[nodiscard]] BIGNUM *takeRaw() {
+		return _failed
+			? nullptr
+			: _data
+			? std::exchange(_data, nullptr)
+			: BN_new();
 	}
 
-	bool failed() const {
+	[[nodiscard]] bool failed() const {
 		return _failed;
 	}
 
-	static BigNum Add(const BigNum &a, const BigNum &b) {
-		BigNum result;
-		result.setAdd(a, b);
-		return result;
+	[[nodiscard]] static BigNum Add(const BigNum &a, const BigNum &b) {
+		return BigNum().setAdd(a, b);
 	}
-	static BigNum Sub(const BigNum &a, const BigNum &b) {
-		BigNum result;
-		result.setSub(a, b);
-		return result;
+	[[nodiscard]] static BigNum Sub(const BigNum &a, const BigNum &b) {
+		return BigNum().setSub(a, b);
 	}
-	static BigNum Mul(
+	[[nodiscard]] static BigNum Mul(
 			const BigNum &a,
 			const BigNum &b,
 			const Context &context = Context()) {
-		BigNum result;
-		result.setMul(a, b, context);
-		return result;
+		return BigNum().setMul(a, b, context);
 	}
-	static BigNum ModSub(
+	[[nodiscard]] static BigNum ModAdd(
 			const BigNum &a,
 			const BigNum &b,
 			const BigNum &mod,
 			const Context &context = Context()) {
-		BigNum result;
-		result.setModSub(a, b, mod, context);
-		return result;
+		return BigNum().setModAdd(a, b, mod, context);
 	}
-	static BigNum ModMul(
+	[[nodiscard]] static BigNum ModSub(
 			const BigNum &a,
 			const BigNum &b,
 			const BigNum &mod,
 			const Context &context = Context()) {
-		BigNum result;
-		result.setModMul(a, b, mod, context);
-		return result;
+		return BigNum().setModSub(a, b, mod, context);
 	}
-	static BigNum ModExp(
+	[[nodiscard]] static BigNum ModMul(
+			const BigNum &a,
+			const BigNum &b,
+			const BigNum &mod,
+			const Context &context = Context()) {
+		return BigNum().setModMul(a, b, mod, context);
+	}
+	[[nodiscard]] static BigNum ModInverse(
+			const BigNum &a,
+			const BigNum &mod,
+			const Context &context = Context()) {
+		return BigNum().setModInverse(a, mod, context);
+	}
+	[[nodiscard]] static BigNum ModExp(
 			const BigNum &base,
 			const BigNum &power,
 			const BigNum &mod,
 			const Context &context = Context()) {
-		BigNum result;
-		result.setModExp(base, power, mod, context);
-		return result;
+		return BigNum().setModExp(base, power, mod, context);
 	}
-	static BigNum Failed() {
-		BigNum result;
+	[[nodiscard]] static BigNum Failed() {
+		auto result = BigNum();
 		result._failed = true;
 		return result;
 	}
 
 private:
-	BIGNUM *_data = nullptr;
+	void clear() {
+		BN_clear_free(std::exchange(_data, nullptr));
+	}
+
+	mutable BIGNUM *_data = nullptr;
 	mutable bool _failed = false;
 
 };
@@ -434,6 +524,17 @@ inline void AddRandomSeed(bytes::const_span data) {
 	RAND_seed(data.data(), data.size());
 }
 
+template <typename T, typename = std::enable_if_t<std::is_integral_v<T>>>
+[[nodiscard]] inline T RandomValue() {
+	unsigned char buffer[sizeof(T)];
+	if (!RAND_bytes(buffer, sizeof(T))) {
+		Unexpected("Could not generate random bytes!");
+	}
+	auto result = T();
+	memcpy(&result, buffer, sizeof(T));
+	return result;
+}
+
 inline bytes::vector Pbkdf2Sha512(
 		bytes::const_span password,
 		bytes::const_span salt,
@@ -445,6 +546,24 @@ inline bytes::vector Pbkdf2Sha512(
 		EVP_sha512());
 }
 
+inline bytes::vector HmacSha256(
+		bytes::const_span key,
+		bytes::const_span data) {
+	auto result = bytes::vector(kSha256Size);
+	auto length = (unsigned int)kSha256Size;
+
+	HMAC(
+		EVP_sha256(),
+		key.data(),
+		key.size(),
+		reinterpret_cast<const unsigned char*>(data.data()),
+		data.size(),
+		reinterpret_cast<unsigned char*>(result.data()),
+		&length);
+
+	return result;
+}
+
 } // namespace openssl
 
 namespace bytes {

Telegram/SourceFiles/base/qt_connection.h

@@ -0,0 +1,49 @@
+/*
+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 "base/algorithm.h"
+
+#include <QtCore/QObject>
+
+namespace base {
+
+class qt_connection final {
+public:
+	qt_connection(QMetaObject::Connection data = {}) : _data(data) {
+	}
+	qt_connection(qt_connection &&other) : _data(base::take(other._data)) {
+	}
+	qt_connection &operator=(qt_connection &&other) {
+		reset(base::take(other._data));
+		return *this;
+	}
+	~qt_connection() {
+		disconnect();
+	}
+
+	void release() {
+		_data = QMetaObject::Connection();
+	}
+	void reset(QMetaObject::Connection data = {}) {
+		disconnect();
+		_data = data;
+	}
+
+private:
+	void disconnect() {
+		if (_data) {
+			QObject::disconnect(base::take(_data));
+		}
+	}
+
+	QMetaObject::Connection _data;
+
+};
+
+} // namespace base

Telegram/SourceFiles/base/qt_signal_producer.h

@@ -7,9 +7,9 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
-#include "core/sandbox.h"
+#include "base/base_integration.h"
 
-namespace Core {
+namespace base {
 
 // This method allows to create an rpl::producer from a Qt object
 // and a signal with none or one reported value.
@@ -20,34 +20,34 @@ namespace Core {
 // This means that all postponeCall's will be invoked right after
 // the value processing by the current consumer finishes.
 template <typename Object, typename Signal>
-auto QtSignalProducer(Object *object, Signal signal);
+auto qt_signal_producer(Object *object, Signal signal);
 
 namespace details {
 
 template <typename Signal>
-struct QtSignalArgument;
+struct qt_signal_argument;
 
 template <typename Class, typename Return, typename Value>
-struct QtSignalArgument<Return(Class::*)(Value)> {
+struct qt_signal_argument<Return(Class::*)(Value)> {
 	using type = Value;
 };
 
 template <typename Class, typename Return>
-struct QtSignalArgument<Return(Class::*)()> {
+struct qt_signal_argument<Return(Class::*)()> {
 	using type = void;
 };
 
 } // namespace details
 
 template <typename Object, typename Signal>
-auto QtSignalProducer(Object *object, Signal signal) {
-	using Value = typename details::QtSignalArgument<Signal>::type;
+auto qt_signal_producer(Object *object, Signal signal) {
+	using Value = typename details::qt_signal_argument<Signal>::type;
 	static constexpr auto NoArgument = std::is_same_v<Value, void>;
 	using Produced = std::conditional_t<
 		NoArgument,
 		rpl::empty_value,
 		std::remove_const_t<std::decay_t<Value>>>;
-	const auto guarded = make_weak(object);
+	const auto guarded = QPointer<Object>(object);
 	return rpl::make_producer<Produced>([=](auto consumer) {
 		if (!guarded) {
 			return rpl::lifetime();
@@ -59,7 +59,7 @@ auto QtSignalProducer(Object *object, Signal signal) {
 				signal,
 				listener,
 				std::forward<decltype(handler)>(handler));
-			const auto weak = make_weak(listener);
+			const auto weak = QPointer<QObject>(listener);
 			return rpl::lifetime([=] {
 				if (weak) {
 					delete weak;
@@ -67,7 +67,7 @@ auto QtSignalProducer(Object *object, Signal signal) {
 			});
 		};
 		auto put = [=](const Produced &value) {
-			Sandbox::Instance().customEnterFromEventLoop([&] {
+			EnterFromEventLoop([&] {
 				consumer.put_next_copy(value);
 			});
 		};
@@ -79,4 +79,4 @@ auto QtSignalProducer(Object *object, Signal signal) {
 	});
 }
 
-} // namespace Core
+} // namespace base

Telegram/SourceFiles/base/qthelp_url.h

@@ -7,6 +7,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
+#include <QtCore/QUrl>
+#include <QtCore/QString>
+#include <QtCore/QRegularExpression>
+
 namespace qthelp {
 
 const QRegularExpression &RegExpDomain();

Telegram/SourceFiles/base/thread_safe_wrap.h

@@ -0,0 +1,60 @@
+/*
+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 <utility>
+
+namespace base {
+
+template <typename T>
+class thread_safe_wrap {
+public:
+	template <typename ...Args>
+	thread_safe_wrap(Args &&...args) : _value(std::forward<Args>(args)...) {
+	}
+
+	template <typename Callback>
+	auto with(Callback &&callback) {
+		QMutexLocker lock(&_mutex);
+		return callback(_value);
+	}
+
+	template <typename Callback>
+	auto with(Callback &&callback) const {
+		QMutexLocker lock(&_mutex);
+		return callback(_value);
+	}
+
+private:
+	T _value;
+	QMutex _mutex;
+
+};
+
+template <typename T, template<typename...> typename Container = std::deque>
+class thread_safe_queue {
+public:
+	template <typename ...Args>
+	void emplace(Args &&...args) {
+		_wrap.with([&](Container<T> &value) {
+			value.emplace_back(std::forward<Args>(args)...);
+		});
+	}
+
+	Container<T> take() {
+		return _wrap.with([&](Container<T> &value) {
+			return std::exchange(value, Container<T>());
+		});
+	}
+
+private:
+	thread_safe_wrap<Container<T>> _wrap;
+
+};
+
+} // namespace base

Telegram/SourceFiles/base/timer.cpp

@@ -108,8 +108,8 @@ void Timer::timerEvent(QTimerEvent *e) {
 		cancel();
 	}
 
-	if (_callback) {
-		_callback();
+	if (const auto onstack = _callback) {
+		onstack();
 	}
 }
 

Telegram/SourceFiles/base/unique_qptr.h

@@ -7,6 +7,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
+#include <QtCore/QPointer>
+
 namespace base {
 
 template <typename T>

Telegram/SourceFiles/base/unixtime.cpp

@@ -0,0 +1,174 @@
+/*
+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 "base/unixtime.h"
+
+#include <QDateTime>
+#include <QReadWriteLock>
+
+#ifdef Q_OS_WIN
+#include <windows.h>
+#elif defined Q_OS_MAC
+#include <mach/mach_time.h>
+#else
+#include <time.h>
+#endif
+
+namespace base {
+namespace unixtime {
+namespace {
+
+std::atomic<bool> ValueUpdated/* = false*/;
+std::atomic<TimeId> ValueShift/* = 0*/;
+std::atomic<bool> HttpValueValid/* = false*/;
+std::atomic<TimeId> HttpValueShift/* = 0*/;
+
+class MsgIdManager {
+public:
+	MsgIdManager();
+
+	void update();
+	[[nodiscard]] uint64 next();
+
+private:
+	void initialize();
+
+	QReadWriteLock _lock;
+	uint64 _startId = 0;
+	std::atomic<uint32> _incrementedPart = 0;
+	uint64 _startCounter = 0;
+	uint64 _randomPart = 0;
+	float64 _multiplier = 0.;
+
+};
+
+MsgIdManager GlobalMsgIdManager;
+
+[[nodiscard]] float64 GetMultiplier() {
+	// 0xFFFF0000 instead of 0x100000000 to make msgId grow slightly slower,
+	// than unixtime and we had time to reconfigure.
+
+#ifdef Q_OS_WIN
+	LARGE_INTEGER li;
+	QueryPerformanceFrequency(&li);
+	return float64(0xFFFF0000L) / float64(li.QuadPart);
+#elif defined Q_OS_MAC // Q_OS_WIN
+	mach_timebase_info_data_t tb = { 0, 0 };
+	mach_timebase_info(&tb);
+	const auto frequency = (float64(tb.numer) / tb.denom) / 1000000.;
+	return frequency * (float64(0xFFFF0000L) / 1000.);
+#else // Q_OS_MAC || Q_OS_WIN
+	return float64(0xFFFF0000L) / 1000000000.;
+#endif // Q_OS_MAC || Q_OS_WIN
+}
+
+[[nodiscard]] uint64 GetCounter() {
+#ifdef Q_OS_WIN
+	LARGE_INTEGER li;
+	QueryPerformanceCounter(&li);
+	return li.QuadPart;
+#elif defined Q_OS_MAC // Q_OS_WIN
+	return mach_absolute_time();
+#else // Q_OS_MAC || Q_OS_WIN
+	timespec ts;
+	clock_gettime(CLOCK_MONOTONIC, &ts);
+	return 1000000000 * uint64(ts.tv_sec) + uint64(ts.tv_nsec);
+#endif // Q_OS_MAC || Q_OS_WIN
+}
+
+MsgIdManager::MsgIdManager() {
+	auto generator = std::mt19937(std::random_device()());
+	auto distribution = std::uniform_int_distribution<uint32>();
+	_randomPart = distribution(generator);
+	_multiplier = GetMultiplier();
+	initialize();
+
+	srand(uint32(_startCounter & 0xFFFFFFFFUL));
+}
+
+void MsgIdManager::update() {
+	QWriteLocker lock(&_lock);
+	initialize();
+}
+
+void MsgIdManager::initialize() {
+	_startCounter = GetCounter();
+	_startId = ((uint64(uint32(now()))) << 32) | _randomPart;
+}
+
+uint64 MsgIdManager::next() {
+	const auto counter = GetCounter();
+
+	QReadLocker lock(&_lock);
+	const auto delta = (counter - _startCounter);
+	const auto result = _startId + (uint64)floor(delta * _multiplier);
+	lock.unlock();
+
+	return (result & ~0x03L) + (_incrementedPart += 4);
+}
+
+TimeId local() {
+	return (TimeId)time(nullptr);
+}
+
+} // namespace
+
+TimeId now() {
+	return local() + ValueShift.load();
+}
+
+void update(TimeId now, bool force) {
+	if (force) {
+		ValueUpdated = true;
+	} else {
+		auto expected = false;
+		if (!ValueUpdated.compare_exchange_strong(expected, true)) {
+			return;
+		}
+	}
+	const auto shift = now + 1 - local();
+	ValueShift = shift;
+
+	HttpValueShift = 0;
+	HttpValueValid = false;
+
+	GlobalMsgIdManager.update();
+}
+
+QDateTime parse(TimeId value) {
+	return (value > 0)
+		? QDateTime::fromTime_t(value - ValueShift)
+		: QDateTime();
+}
+
+TimeId serialize(const QDateTime &date) {
+	return date.isNull() ? TimeId(0) : date.toTime_t() + ValueShift;
+}
+
+bool http_valid() {
+	return HttpValueValid;
+}
+
+TimeId http_now() {
+	return now() + HttpValueShift;
+}
+
+void http_update(TimeId now) {
+	HttpValueShift = now - base::unixtime::now();
+	HttpValueValid = true;
+}
+
+void http_invalidate() {
+	HttpValueValid = false;
+}
+
+uint64 mtproto_msg_id() {
+	return GlobalMsgIdManager.next();
+}
+
+} // namespace unixtime
+} // namespace base

Telegram/SourceFiles/base/unixtime.h

@@ -0,0 +1,33 @@
+/*
+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 "base/basic_types.h"
+
+class QDateTime;
+
+namespace base {
+namespace unixtime {
+
+// All functions are thread-safe.
+
+[[nodiscard]] TimeId now();
+void update(TimeId now, bool force = false);
+
+[[nodiscard]] QDateTime parse(TimeId value);
+[[nodiscard]] TimeId serialize(const QDateTime &date);
+
+[[nodiscard]] bool http_valid();
+[[nodiscard]] TimeId http_now();
+void http_update(TimeId now);
+void http_invalidate();
+
+[[nodiscard]] uint64 mtproto_msg_id();
+
+} // namespace unixtime
+} // namespace base

Telegram/SourceFiles/boxes/about_box.cpp

@@ -13,35 +13,64 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "boxes/confirm_box.h"
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/labels.h"
-#include "styles/style_boxes.h"
+#include "ui/text/text_utilities.h"
 #include "platform/platform_file_utilities.h"
+#include "platform/platform_info.h"
 #include "core/click_handler_types.h"
 #include "core/update_checker.h"
+#include "styles/style_boxes.h"
+
+#include <QtGui/QGuiApplication>
+#include <QtGui/QClipboard>
+#include <QtGui/QDesktopServices>
+
+namespace {
+
+rpl::producer<TextWithEntities> Text1() {
+	return tr::lng_about_text1(
+		lt_api_link,
+		tr::lng_about_text1_api(
+		) | Ui::Text::ToLink("https://core.telegram.org/api"),
+		Ui::Text::WithEntities);
+}
+
+rpl::producer<TextWithEntities> Text2() {
+	return tr::lng_about_text2(
+		lt_gpl_link,
+		rpl::single(Ui::Text::Link(
+			"GNU GPL",
+			"https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE")),
+		lt_github_link,
+		rpl::single(Ui::Text::Link(
+			"GitHub",
+			"https://github.com/telegramdesktop/tdesktop")),
+		Ui::Text::WithEntities);
+}
+
+rpl::producer<TextWithEntities> Text3() {
+	return tr::lng_about_text3(
+		lt_faq_link,
+		tr::lng_about_text3_faq() | Ui::Text::ToLink(telegramFaqLink()),
+		Ui::Text::WithEntities);
+}
+
+} // namespace
 
 AboutBox::AboutBox(QWidget *parent)
-: _version(this, lng_about_version(lt_version, currentVersionText()), st::aboutVersionLink)
-, _text1(this, lang(lng_about_text_1), Ui::FlatLabel::InitType::Rich, st::aboutLabel)
-, _text2(this, lang(lng_about_text_2), Ui::FlatLabel::InitType::Rich, st::aboutLabel)
-, _text3(this, st::aboutLabel) {
+: _version(this, tr::lng_about_version(tr::now, lt_version, currentVersionText()), st::aboutVersionLink)
+, _text1(this, Text1(), st::aboutLabel)
+, _text2(this, Text2(), st::aboutLabel)
+, _text3(this, Text3(), st::aboutLabel) {
 }
 
 void AboutBox::prepare() {
-	setTitle([] { return qsl("Telegram Desktop"); });
+	setTitle(rpl::single(qsl("Telegram Desktop")));
 
-	addButton(langFactory(lng_close), [this] { closeBox(); });
+	addButton(tr::lng_close(), [this] { closeBox(); });
 
-	const auto linkFilter = [](const ClickHandlerPtr &link, auto button) {
-		if (const auto url = dynamic_cast<UrlClickHandler*>(link.get())) {
-			url->UrlClickHandler::onClick({ button });
-			return false;
-		}
-		return true;
-	};
-
-	_text3->setRichText(lng_about_text_3(lt_faq_open, qsl("[a href=\"%1\"]").arg(telegramFaqLink()), lt_faq_close, qsl("[/a]")));
-	_text1->setClickHandlerFilter(linkFilter);
-	_text2->setClickHandlerFilter(linkFilter);
-	_text3->setClickHandlerFilter(linkFilter);
+	_text1->setLinksTrusted();
+	_text2->setLinksTrusted();
+	_text3->setLinksTrusted();
 
 	_version->setClickedCallback([this] { showVersionHistory(); });
 
@@ -60,16 +89,22 @@ void AboutBox::resizeEvent(QResizeEvent *e) {
 void AboutBox::showVersionHistory() {
 	if (cRealAlphaVersion()) {
 		auto url = qsl("https://tdesktop.com/");
-		switch (cPlatform()) {
-		case dbipWindows: url += qsl("win/%1.zip"); break;
-		case dbipMac: url += qsl("mac/%1.zip"); break;
-		case dbipMacOld: url += qsl("mac32/%1.zip"); break;
-		case dbipLinux32: url += qsl("linux32/%1.tar.xz"); break;
-		case dbipLinux64: url += qsl("linux/%1.tar.xz"); break;
+		if (Platform::IsWindows()) {
+			url += qsl("win/%1.zip");
+		} else if (Platform::IsMacOldBuild()) {
+			url += qsl("mac32/%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()) {
+			url += qsl("linux/%1.tar.xz");
+		} else {
+			Unexpected("Platform value.");
 		}
 		url = url.arg(qsl("talpha%1_%2").arg(cRealAlphaVersion()).arg(Core::countAlphaVersionSignature(cRealAlphaVersion())));
 
-		QApplication::clipboard()->setText(url);
+		QGuiApplication::clipboard()->setText(url);
 
 		Ui::show(Box<InformBox>("The link to the current private alpha version of Telegram Desktop was copied to the clipboard."));
 	} else {

Telegram/SourceFiles/boxes/abstract_box.cpp

@@ -11,28 +11,52 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "styles/style_profile.h"
 #include "storage/localstorage.h"
 #include "lang/lang_keys.h"
+#include "ui/effects/radial_animation.h"
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/scroll_area.h"
 #include "ui/widgets/labels.h"
 #include "ui/widgets/shadow.h"
 #include "ui/wrap/fade_wrap.h"
+#include "ui/text/text_utilities.h"
+#include "ui/painter.h"
+#include "base/timer.h"
 #include "mainwidget.h"
 #include "mainwindow.h"
+#include "app.h"
+
+struct AbstractBox::LoadingProgress {
+	LoadingProgress(
+		Fn<void()> &&callback,
+		const style::InfiniteRadialAnimation &st);
+
+	Ui::InfiniteRadialAnimation animation;
+	base::Timer removeTimer;
+};
+
+AbstractBox::LoadingProgress::LoadingProgress(
+	Fn<void()> &&callback,
+	const style::InfiniteRadialAnimation &st)
+: animation(std::move(callback), st) {
+}
+
+void BoxContent::setTitle(rpl::producer<QString> title) {
+	getDelegate()->setTitle(std::move(title) | Ui::Text::ToWithEntities());
+}
 
 QPointer<Ui::RoundButton> BoxContent::addButton(
-		Fn<QString()> textFactory,
+		rpl::producer<QString> text,
 		Fn<void()> clickCallback) {
 	return addButton(
-		std::move(textFactory),
+		std::move(text),
 		std::move(clickCallback),
 		st::defaultBoxButton);
 }
 
 QPointer<Ui::RoundButton> BoxContent::addLeftButton(
-		Fn<QString()> textFactory,
+		rpl::producer<QString> text,
 		Fn<void()> clickCallback) {
 	return getDelegate()->addLeftButton(
-		std::move(textFactory),
+		std::move(text),
 		std::move(clickCallback),
 		st::defaultBoxButton);
 }
@@ -112,7 +136,7 @@ void BoxContent::onDraggingScrollDelta(int delta) {
 }
 
 void BoxContent::onDraggingScrollTimer() {
-	auto delta = (_draggingScrollDelta > 0) ? qMin(_draggingScrollDelta * 3 / 20 + 1, int32(MaxScrollSpeed)) : qMax(_draggingScrollDelta * 3 / 20 - 1, -int32(MaxScrollSpeed));
+	auto delta = (_draggingScrollDelta > 0) ? qMin(_draggingScrollDelta * 3 / 20 + 1, int32(Ui::kMaxScrollSpeed)) : qMax(_draggingScrollDelta * 3 / 20 - 1, -int32(Ui::kMaxScrollSpeed));
 	_scroll->scrollToY(_scroll->scrollTop() + delta);
 }
 
@@ -247,15 +271,24 @@ void BoxContent::paintEvent(QPaintEvent *e) {
 	}
 }
 
-AbstractBox::AbstractBox(not_null<Window::LayerStackWidget*> layer, object_ptr<BoxContent> content)
+AbstractBox::AbstractBox(
+	not_null<Window::LayerStackWidget*> layer,
+	object_ptr<BoxContent> content)
 : LayerWidget(layer)
 , _layer(layer)
 , _content(std::move(content)) {
-	subscribe(Lang::Current().updated(), [this] { refreshLang(); });
 	_content->setParent(this);
 	_content->setDelegate(this);
+
+	_additionalTitle.changes(
+	) | rpl::start_with_next([=] {
+		updateSize();
+		update();
+	}, lifetime());
 }
 
+AbstractBox::~AbstractBox() = default;
+
 void AbstractBox::setLayerType(bool layerType) {
 	_layerType = layerType;
 	updateTitlePosition();
@@ -266,15 +299,35 @@ int AbstractBox::titleHeight() const {
 }
 
 int AbstractBox::buttonsHeight() const {
-	auto padding = _layerType ? st::boxLayerButtonPadding : st::boxButtonPadding;
+	const auto padding = _layerType
+		? st::boxLayerButtonPadding
+		: st::boxButtonPadding;
 	return padding.top() + st::defaultBoxButton.height + padding.bottom();
 }
 
 int AbstractBox::buttonsTop() const {
-	auto padding = _layerType ? st::boxLayerButtonPadding : st::boxButtonPadding;
+	const auto padding = _layerType
+		? st::boxLayerButtonPadding
+		: st::boxButtonPadding;
 	return height() - padding.bottom() - st::defaultBoxButton.height;
 }
 
+QRect AbstractBox::loadingRect() const {
+	const auto padding = _layerType
+		? st::boxLayerButtonPadding
+		: st::boxButtonPadding;
+	const auto size = st::boxLoadingSize;
+	const auto skipx = _layerType
+		? st::boxLayerTitlePosition.x()
+		: st::boxTitlePosition.x();
+	const auto skipy = (st::defaultBoxButton.height - size) / 2;
+	return QRect(
+		skipx,
+		height() - padding.bottom() - skipy - size,
+		size,
+		size);
+}
+
 void AbstractBox::paintEvent(QPaintEvent *e) {
 	Painter p(this);
 	auto clip = e->rect();
@@ -292,15 +345,24 @@ void AbstractBox::paintEvent(QPaintEvent *e) {
 			p.fillRect(rect, st::boxBg);
 		}
 	}
-	if (!_additionalTitle.isEmpty() && clip.intersects(QRect(0, 0, width(), titleHeight()))) {
+	if (!_additionalTitle.current().isEmpty()
+		&& clip.intersects(QRect(0, 0, width(), titleHeight()))) {
 		paintAdditionalTitle(p);
 	}
+	if (_loadingProgress) {
+		const auto rect = loadingRect();
+		_loadingProgress->animation.draw(
+			p,
+			rect.topLeft(),
+			rect.size(),
+			width());
+	}
 }
 
 void AbstractBox::paintAdditionalTitle(Painter &p) {
 	p.setFont(st::boxLayerTitleAdditionalFont);
 	p.setPen(st::boxTitleAdditionalFg);
-	p.drawTextLeft(_titleLeft + (_title ? _title->width() : 0) + st::boxLayerTitleAdditionalSkip, _titleTop + st::boxTitleFont->ascent - st::boxLayerTitleAdditionalFont->ascent, width(), _additionalTitle);
+	p.drawTextLeft(_titleLeft + (_title ? _title->width() : 0) + st::boxLayerTitleAdditionalSkip, _titleTop + st::boxTitleFont->ascent - st::boxLayerTitleAdditionalFont->ascent, width(), _additionalTitle.current());
 }
 
 void AbstractBox::parentResized() {
@@ -310,18 +372,11 @@ void AbstractBox::parentResized() {
 	update();
 }
 
-void AbstractBox::setTitle(Fn<TextWithEntities()> titleFactory) {
-	_titleFactory = std::move(titleFactory);
-	refreshTitle();
-}
-
-void AbstractBox::refreshTitle() {
-	auto wasTitle = hasTitle();
-	if (_titleFactory) {
-		if (!_title) {
-			_title.create(this, st::boxTitle);
-		}
-		_title->setMarkedText(_titleFactory());
+void AbstractBox::setTitle(rpl::producer<TextWithEntities> title) {
+	const auto wasTitle = hasTitle();
+	if (title) {
+		_title.create(this, std::move(title), st::boxTitle);
+		_title->show();
 		updateTitlePosition();
 	} else {
 		_title.destroy();
@@ -331,9 +386,8 @@ void AbstractBox::refreshTitle() {
 	}
 }
 
-void AbstractBox::setAdditionalTitle(Fn<QString()> additionalFactory) {
-	_additionalTitleFactory = std::move(additionalFactory);
-	refreshAdditionalTitle();
+void AbstractBox::setAdditionalTitle(rpl::producer<QString> additional) {
+	_additionalTitle = std::move(additional);
 }
 
 void AbstractBox::setCloseByOutsideClick(bool close) {
@@ -344,19 +398,8 @@ bool AbstractBox::closeByOutsideClick() const {
 	return _closeByOutsideClick;
 }
 
-void AbstractBox::refreshAdditionalTitle() {
-	_additionalTitle = _additionalTitleFactory ? _additionalTitleFactory() : QString();
-	update();
-}
-
-void AbstractBox::refreshLang() {
-	refreshTitle();
-	refreshAdditionalTitle();
-	InvokeQueued(this, [this] { updateButtonsPositions(); });
-}
-
 bool AbstractBox::hasTitle() const {
-	return (_title != nullptr) || !_additionalTitle.isEmpty();
+	return (_title != nullptr) || !_additionalTitle.current().isEmpty();
 }
 
 void AbstractBox::showBox(
@@ -409,21 +452,33 @@ void AbstractBox::clearButtons() {
 	_topButton = nullptr;
 }
 
-QPointer<Ui::RoundButton> AbstractBox::addButton(Fn<QString()> textFactory, Fn<void()> clickCallback, const style::RoundButton &st) {
-	_buttons.push_back(object_ptr<Ui::RoundButton>(this, std::move(textFactory), st));
+QPointer<Ui::RoundButton> AbstractBox::addButton(
+		rpl::producer<QString> text,
+		Fn<void()> clickCallback,
+		const style::RoundButton &st) {
+	_buttons.emplace_back(this, std::move(text), st);
 	auto result = QPointer<Ui::RoundButton>(_buttons.back());
 	result->setClickedCallback(std::move(clickCallback));
 	result->show();
-	updateButtonsPositions();
+	result->widthValue(
+	) | rpl::start_with_next([=] {
+		updateButtonsPositions();
+	}, result->lifetime());
 	return result;
 }
 
-QPointer<Ui::RoundButton> AbstractBox::addLeftButton(Fn<QString()> textFactory, Fn<void()> clickCallback, const style::RoundButton &st) {
-	_leftButton = object_ptr<Ui::RoundButton>(this, std::move(textFactory), st);
+QPointer<Ui::RoundButton> AbstractBox::addLeftButton(
+		rpl::producer<QString> text,
+		Fn<void()> clickCallback,
+		const style::RoundButton &st) {
+	_leftButton = object_ptr<Ui::RoundButton>(this, std::move(text), st);
 	auto result = QPointer<Ui::RoundButton>(_leftButton);
 	result->setClickedCallback(std::move(clickCallback));
 	result->show();
-	updateButtonsPositions();
+	result->widthValue(
+	) | rpl::start_with_next([=] {
+		updateButtonsPositions();
+	}, result->lifetime());
 	return result;
 }
 
@@ -436,6 +491,36 @@ QPointer<Ui::IconButton> AbstractBox::addTopButton(const style::IconButton &st,
 	return result;
 }
 
+void AbstractBox::showLoading(bool show) {
+	const auto &st = st::boxLoadingAnimation;
+	if (!show) {
+		if (_loadingProgress && !_loadingProgress->removeTimer.isActive()) {
+			_loadingProgress->removeTimer.callOnce(
+				st.sineDuration + st.sinePeriod);
+			_loadingProgress->animation.stop();
+		}
+		return;
+	}
+	if (!_loadingProgress) {
+		const auto callback = [=] {
+			if (!anim::Disabled()) {
+				const auto t = st::boxLoadingAnimation.thickness;
+				update(loadingRect().marginsAdded({ t, t, t, t }));
+			}
+		};
+		_loadingProgress = std::make_unique<LoadingProgress>(
+			callback,
+			st::boxLoadingAnimation);
+		_loadingProgress->removeTimer.setCallback([=] {
+			_loadingProgress = nullptr;
+		});
+	} else {
+		_loadingProgress->removeTimer.cancel();
+	}
+	_loadingProgress->animation.start();
+}
+
+
 void AbstractBox::setDimensions(int newWidth, int maxHeight, bool forceCenterPosition) {
 	_maxContentHeight = maxHeight;
 
@@ -514,3 +599,39 @@ void BoxContentDivider::paintEvent(QPaintEvent *e) {
 	auto dividerFillBottom = myrtlrect(0, height() - st::profileDividerBottom.height(), width(), st::profileDividerBottom.height());
 	st::profileDividerBottom.fill(p, dividerFillBottom);
 }
+
+namespace Ui {
+namespace internal {
+
+void showBox(
+	object_ptr<BoxContent> content,
+	LayerOptions options,
+	anim::type animated) {
+	if (auto w = App::wnd()) {
+		w->ui_showBox(std::move(content), options, animated);
+	}
+}
+
+} // namespace internal
+
+void hideLayer(anim::type animated) {
+	if (auto w = App::wnd()) {
+		w->ui_showBox(
+			{ nullptr },
+			LayerOption::CloseOther,
+			animated);
+	}
+}
+
+void hideSettingsAndLayer(anim::type animated) {
+	if (auto w = App::wnd()) {
+		w->ui_hideSettingsAndLayer(animated);
+	}
+}
+
+bool isLayerShown() {
+	if (auto w = App::wnd()) return w->ui_isLayerShown();
+	return false;
+}
+
+} // namespace Ui

Telegram/SourceFiles/boxes/abstract_box.h

@@ -9,8 +9,13 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include "window/layer_widget.h"
 #include "base/unique_qptr.h"
+#include "base/flags.h"
+#include "ui/effects/animation_value.h"
+#include "ui/text/text_entity.h"
 #include "ui/rp_widget.h"
 
+class Painter;
+
 namespace style {
 struct RoundButton;
 struct IconButton;
@@ -30,14 +35,23 @@ class BoxContent;
 class BoxContentDelegate {
 public:
 	virtual void setLayerType(bool layerType) = 0;
-	virtual void setTitle(Fn<TextWithEntities()> titleFactory) = 0;
-	virtual void setAdditionalTitle(Fn<QString()> additionalFactory) = 0;
+	virtual void setTitle(rpl::producer<TextWithEntities> title) = 0;
+	virtual void setAdditionalTitle(rpl::producer<QString> additional) = 0;
 	virtual void setCloseByOutsideClick(bool close) = 0;
 
 	virtual void clearButtons() = 0;
-	virtual QPointer<Ui::RoundButton> addButton(Fn<QString()> textFactory, Fn<void()> clickCallback, const style::RoundButton &st) = 0;
-	virtual QPointer<Ui::RoundButton> addLeftButton(Fn<QString()> textFactory, Fn<void()> clickCallback, const style::RoundButton &st) = 0;
-	virtual QPointer<Ui::IconButton> addTopButton(const style::IconButton &st, Fn<void()> clickCallback) = 0;
+	virtual QPointer<Ui::RoundButton> addButton(
+		rpl::producer<QString> text,
+		Fn<void()> clickCallback,
+		const style::RoundButton &st) = 0;
+	virtual QPointer<Ui::RoundButton> addLeftButton(
+		rpl::producer<QString> text,
+		Fn<void()> clickCallback,
+		const style::RoundButton &st) = 0;
+	virtual QPointer<Ui::IconButton> addTopButton(
+		const style::IconButton &st,
+		Fn<void()> clickCallback) = 0;
+	virtual void showLoading(bool show) = 0;
 	virtual void updateButtonsPositions() = 0;
 
 	virtual void showBox(
@@ -66,7 +80,7 @@ public:
 
 };
 
-class BoxContent : public Ui::RpWidget, protected base::Subscriber {
+class BoxContent : public Ui::RpWidget {
 	Q_OBJECT
 
 public:
@@ -81,17 +95,11 @@ public:
 		getDelegate()->closeBox();
 	}
 
-	void setTitle(Fn<QString()> titleFactory) {
-		if (titleFactory) {
-			getDelegate()->setTitle([titleFactory] { return TextWithEntities { titleFactory(), EntitiesInText() }; });
-		} else {
-			getDelegate()->setTitle(Fn<TextWithEntities()>());
-		}
+	void setTitle(rpl::producer<QString> title);
+	void setTitle(rpl::producer<TextWithEntities> title) {
+		getDelegate()->setTitle(std::move(title));
 	}
-	void setTitle(Fn<TextWithEntities()> titleFactory) {
-		getDelegate()->setTitle(std::move(titleFactory));
-	}
-	void setAdditionalTitle(Fn<QString()> additional) {
+	void setAdditionalTitle(rpl::producer<QString> additional) {
 		getDelegate()->setAdditionalTitle(std::move(additional));
 	}
 	void setCloseByEscape(bool close) {
@@ -106,16 +114,33 @@ public:
 	void clearButtons() {
 		getDelegate()->clearButtons();
 	}
-	QPointer<Ui::RoundButton> addButton(Fn<QString()> textFactory, Fn<void()> clickCallback = nullptr);
-	QPointer<Ui::RoundButton> addLeftButton(Fn<QString()> textFactory, Fn<void()> clickCallback = nullptr);
-	QPointer<Ui::IconButton> addTopButton(const style::IconButton &st, Fn<void()> clickCallback = nullptr) {
+	QPointer<Ui::RoundButton> addButton(
+		rpl::producer<QString> text,
+		Fn<void()> clickCallback = nullptr);
+	QPointer<Ui::RoundButton> addLeftButton(
+		rpl::producer<QString> text,
+		Fn<void()> clickCallback = nullptr);
+	QPointer<Ui::IconButton> addTopButton(
+			const style::IconButton &st,
+			Fn<void()> clickCallback = nullptr) {
 		return getDelegate()->addTopButton(st, std::move(clickCallback));
 	}
-	QPointer<Ui::RoundButton> addButton(Fn<QString()> textFactory, const style::RoundButton &st) {
-		return getDelegate()->addButton(std::move(textFactory), nullptr, st);
+	QPointer<Ui::RoundButton> addButton(
+			rpl::producer<QString> text,
+			const style::RoundButton &st) {
+		return getDelegate()->addButton(std::move(text), nullptr, st);
 	}
-	QPointer<Ui::RoundButton> addButton(Fn<QString()> textFactory, Fn<void()> clickCallback, const style::RoundButton &st) {
-		return getDelegate()->addButton(std::move(textFactory), std::move(clickCallback), st);
+	QPointer<Ui::RoundButton> addButton(
+			rpl::producer<QString> text,
+			Fn<void()> clickCallback,
+			const style::RoundButton &st) {
+		return getDelegate()->addButton(
+			std::move(text),
+			std::move(clickCallback),
+			st);
+	}
+	void showLoading(bool show) {
+		getDelegate()->showLoading(show);
 	}
 	void updateButtonsGeometry() {
 		getDelegate()->updateButtonsPositions();
@@ -162,10 +187,13 @@ protected:
 		getDelegate()->setNoContentMargin(noContentMargin);
 	}
 	void setDimensions(
-		int newWidth,
-		int maxHeight,
-		bool forceCenterPosition = false) {
-		getDelegate()->setDimensions(newWidth, maxHeight, forceCenterPosition);
+			int newWidth,
+			int maxHeight,
+			bool forceCenterPosition = false) {
+		getDelegate()->setDimensions(
+			newWidth,
+			maxHeight,
+			forceCenterPosition);
 	}
 	void setDimensionsToContent(
 		int newWidth,
@@ -200,7 +228,8 @@ protected:
 
 	template <typename Widget>
 	object_ptr<Widget> takeInnerWidget() {
-		return static_object_cast<Widget>(doTakeInnerWidget());
+		return object_ptr<Widget>::fromRaw(
+			static_cast<Widget*>(doTakeInnerWidget().release()));
 	}
 
 	void setInnerVisible(bool scrollAreaVisible);
@@ -244,29 +273,36 @@ private:
 
 };
 
-class AbstractBox
-	: public Window::LayerWidget
-	, public BoxContentDelegate
-	, protected base::Subscriber {
+class AbstractBox : public Window::LayerWidget, public BoxContentDelegate {
 public:
 	AbstractBox(
 		not_null<Window::LayerStackWidget*> layer,
 		object_ptr<BoxContent> content);
+	~AbstractBox();
 
 	void parentResized() override;
 
 	void setLayerType(bool layerType) override;
-	void setTitle(Fn<TextWithEntities()> titleFactory) override;
-	void setAdditionalTitle(Fn<QString()> additionalFactory) override;
+	void setTitle(rpl::producer<TextWithEntities> title) override;
+	void setAdditionalTitle(rpl::producer<QString> additional) override;
 	void showBox(
 		object_ptr<BoxContent> box,
 		LayerOptions options,
 		anim::type animated) override;
 
 	void clearButtons() override;
-	QPointer<Ui::RoundButton> addButton(Fn<QString()> textFactory, Fn<void()> clickCallback, const style::RoundButton &st) override;
-	QPointer<Ui::RoundButton> addLeftButton(Fn<QString()> textFactory, Fn<void()> clickCallback, const style::RoundButton &st) override;
-	QPointer<Ui::IconButton> addTopButton(const style::IconButton &st, Fn<void()> clickCallback) override;
+	QPointer<Ui::RoundButton> addButton(
+		rpl::producer<QString> text,
+		Fn<void()> clickCallback,
+		const style::RoundButton &st) override;
+	QPointer<Ui::RoundButton> addLeftButton(
+		rpl::producer<QString> text,
+		Fn<void()> clickCallback,
+		const style::RoundButton &st) override;
+	QPointer<Ui::IconButton> addTopButton(
+		const style::IconButton &st,
+		Fn<void()> clickCallback) override;
+	void showLoading(bool show) override;
 	void updateButtonsPositions() override;
 	QPointer<QWidget> outerContainer() override;
 
@@ -305,19 +341,19 @@ protected:
 	}
 
 private:
+	struct LoadingProgress;
+
 	void paintAdditionalTitle(Painter &p);
 	void updateTitlePosition();
-	void refreshTitle();
-	void refreshAdditionalTitle();
-	void refreshLang();
 
-	bool hasTitle() const;
-	int titleHeight() const;
-	int buttonsHeight() const;
-	int buttonsTop() const;
-	int contentTop() const;
-	int countFullHeight() const;
-	int countRealHeight() const;
+	[[nodiscard]] bool hasTitle() const;
+	[[nodiscard]] int titleHeight() const;
+	[[nodiscard]] int buttonsHeight() const;
+	[[nodiscard]] int buttonsTop() const;
+	[[nodiscard]] int contentTop() const;
+	[[nodiscard]] int countFullHeight() const;
+	[[nodiscard]] int countRealHeight() const;
+	[[nodiscard]] QRect loadingRect() const;
 	void updateSize();
 
 	not_null<Window::LayerStackWidget*> _layer;
@@ -329,8 +365,7 @@ private:
 
 	object_ptr<Ui::FlatLabel> _title = { nullptr };
 	Fn<TextWithEntities()> _titleFactory;
-	QString _additionalTitle;
-	Fn<QString()> _additionalTitleFactory;
+	rpl::variable<QString> _additionalTitle;
 	int _titleLeft = 0;
 	int _titleTop = 0;
 	bool _layerType = false;
@@ -339,6 +374,7 @@ private:
 	std::vector<object_ptr<Ui::RoundButton>> _buttons;
 	object_ptr<Ui::RoundButton> _leftButton = { nullptr };
 	base::unique_qptr<Ui::IconButton> _topButton = { nullptr };
+	std::unique_ptr<LoadingProgress> _loadingProgress;
 
 };
 
@@ -393,3 +429,30 @@ private:
 	QPointer<BoxContent> _value;
 
 };
+
+// Legacy global method.
+namespace Ui {
+namespace internal {
+
+void showBox(
+	object_ptr<BoxContent> content,
+	LayerOptions options,
+	anim::type animated);
+
+} // namespace internal
+
+template <typename BoxType>
+QPointer<BoxType> show(
+		object_ptr<BoxType> content,
+		LayerOptions options = LayerOption::CloseOther,
+		anim::type animated = anim::type::normal) {
+	auto result = QPointer<BoxType>(content.data());
+	internal::showBox(std::move(content), options, animated);
+	return result;
+}
+
+void hideLayer(anim::type animated = anim::type::normal);
+void hideSettingsAndLayer(anim::type animated = anim::type::normal);
+bool isLayerShown();
+
+} // namespace Ui

Telegram/SourceFiles/boxes/add_contact_box.h

@@ -11,12 +11,18 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "mtproto/sender.h"
 #include "styles/style_widgets.h"
 
+#include <QtCore/QTimer>
+
 class ConfirmBox;
 class PeerListBox;
 
-constexpr auto kMaxBioLength = 70;
+namespace Window {
+class SessionNavigation;
+} // namespace Window
 
-style::InputField CreateBioFieldStyle();
+namespace Main {
+class Session;
+} // namespace Main
 
 namespace Ui {
 class FlatLabel;
@@ -32,21 +38,31 @@ class LinkButton;
 class UserpicButton;
 } // namespace Ui
 
+constexpr auto kMaxBioLength = 70;
+
 enum class PeerFloodType {
 	Send,
 	InviteGroup,
 	InviteChannel,
 };
+
+style::InputField CreateBioFieldStyle();
+
 QString PeerFloodErrorText(PeerFloodType type);
 void ShowAddParticipantsError(
 	const QString &error,
 	not_null<PeerData*> chat,
 	const std::vector<not_null<UserData*>> &users);
 
-class AddContactBox : public BoxContent, public RPCSender {
+class AddContactBox : public BoxContent {
 public:
-	AddContactBox(QWidget*, QString fname = QString(), QString lname = QString(), QString phone = QString());
-	AddContactBox(QWidget*, UserData *user);
+	AddContactBox(QWidget*, not_null<Main::Session*> session);
+	AddContactBox(
+		QWidget*,
+		not_null<Main::Session*> session,
+		QString fname,
+		QString lname,
+		QString phone);
 
 protected:
 	void prepare() override;
@@ -61,12 +77,8 @@ private:
 	void retry();
 	void save();
 	void updateButtons();
-	void onImportDone(const MTPcontacts_ImportedContacts &res);
 
-	void onSaveUserDone(const MTPcontacts_ImportedContacts &res);
-	bool onSaveUserFail(const RPCError &e);
-
-	UserData *_user = nullptr;
+	const not_null<Main::Session*> _session;
 
 	object_ptr<Ui::InputField> _first;
 	object_ptr<Ui::InputField> _last;
@@ -91,6 +103,7 @@ public:
 	};
 	GroupInfoBox(
 		QWidget*,
+		not_null<Window::SessionNavigation*> navigation,
 		Type type,
 		const QString &title = QString(),
 		Fn<void(not_null<ChannelData*>)> channelDone = nullptr);
@@ -110,6 +123,8 @@ private:
 	void descriptionResized();
 	void updateMaxHeight();
 
+	const not_null<Window::SessionNavigation*> _navigation;
+
 	Type _type = Type::Group;
 	QString _initialTitle;
 	Fn<void(not_null<ChannelData*>)> _channelDone;
@@ -124,9 +139,16 @@ private:
 
 };
 
-class SetupChannelBox : public BoxContent, public RPCSender {
+class SetupChannelBox
+	: public BoxContent
+	, public RPCSender
+	, private base::Subscriber {
 public:
-	SetupChannelBox(QWidget*, ChannelData *channel, bool existing = false);
+	SetupChannelBox(
+		QWidget*,
+		not_null<Window::SessionNavigation*> navigation,
+		not_null<ChannelData*> channel,
+		bool existing = false);
 
 	void setInnerFocus() override;
 
@@ -162,14 +184,16 @@ private:
 
 	void showRevokePublicLinkBoxForEdit();
 
-	ChannelData *_channel = nullptr;
+	const not_null<Window::SessionNavigation*> _navigation;
+	const not_null<ChannelData*> _channel;
+
 	bool _existing = false;
 
 	std::shared_ptr<Ui::RadioenumGroup<Privacy>> _privacyGroup;
 	object_ptr<Ui::Radioenum<Privacy>> _public;
 	object_ptr<Ui::Radioenum<Privacy>> _private;
 	int32 _aboutPublicWidth, _aboutPublicHeight;
-	Text _aboutPublic, _aboutPrivate;
+	Ui::Text::String _aboutPublic, _aboutPrivate;
 
 	object_ptr<Ui::UsernameInput> _link;
 
@@ -213,9 +237,15 @@ private:
 
 };
 
-class RevokePublicLinkBox : public BoxContent, public RPCSender {
+class RevokePublicLinkBox
+	: public BoxContent
+	, public RPCSender
+	, private base::Subscriber {
 public:
-	RevokePublicLinkBox(QWidget*, Fn<void()> revokeCallback);
+	RevokePublicLinkBox(
+		QWidget*,
+		not_null<Main::Session*> session,
+		Fn<void()> revokeCallback);
 
 protected:
 	void prepare() override;
@@ -223,6 +253,8 @@ protected:
 	void resizeEvent(QResizeEvent *e) override;
 
 private:
+	const not_null<Main::Session*> _session;
+
 	object_ptr<Ui::FlatLabel> _aboutRevoke;
 
 	class Inner;

Telegram/SourceFiles/boxes/auto_download_box.cpp

@@ -8,7 +8,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "boxes/auto_download_box.h"
 
 #include "lang/lang_keys.h"
-#include "auth_session.h"
+#include "main/main_session.h"
 #include "data/data_session.h"
 #include "info/profile/info_profile_button.h"
 #include "ui/widgets/continuous_sliders.h"
@@ -29,8 +29,10 @@ constexpr auto kDefaultLimit = 10 * kMegabyte;
 
 AutoDownloadBox::AutoDownloadBox(
 	QWidget*,
+	not_null<Main::Session*> session,
 	Data::AutoDownload::Source source)
-: _source(source) {
+: _session(session)
+, _source(source) {
 }
 
 void AutoDownloadBox::prepare() {
@@ -43,9 +45,9 @@ void AutoDownloadBox::setupContent() {
 	using namespace rpl::mappers;
 	using Type = Data::AutoDownload::Type;
 
-	setTitle(langFactory(lng_media_auto_title));
+	setTitle(tr::lng_media_auto_title());
 
-	const auto settings = &Auth().settings().autoDownload();
+	const auto settings = &_session->settings().autoDownload();
 	const auto checked = [=](Source source, Type type) {
 		return (settings->bytesLimit(source, type) > 0);
 	};
@@ -63,14 +65,14 @@ void AutoDownloadBox::setupContent() {
 	};
 
 	const auto values = Ui::CreateChild<base::flat_map<Type, int>>(content);
-	const auto add = [&](Type type, LangKey label) {
+	const auto add = [&](Type type, rpl::producer<QString> label) {
 		if (ranges::find(kHidden, type) != end(kHidden)) {
 			return;
 		}
 		const auto value = settings->bytesLimit(_source, type);
 		AddButton(
 			content,
-			label,
+			std::move(label),
 			st::settingsButton
 		)->toggleOn(
 			rpl::single(value > 0)
@@ -80,13 +82,13 @@ void AutoDownloadBox::setupContent() {
 		}, content->lifetime());
 		values->emplace(type, value);
 	};
-	add(Type::Photo, lng_media_photo_title);
-	add(Type::VoiceMessage, lng_media_audio_title);
-	add(Type::VideoMessage, lng_media_video_messages_title);
-	add(Type::Video, lng_media_video_title);
-	add(Type::File, lng_media_file_title);
-	add(Type::Music, lng_media_music_title);
-	add(Type::GIF, lng_media_animation_title);
+	add(Type::Photo, tr::lng_media_photo_title());
+	add(Type::VoiceMessage, tr::lng_media_audio_title());
+	add(Type::VideoMessage, tr::lng_media_video_messages_title());
+	add(Type::Video, tr::lng_media_video_title());
+	add(Type::File, tr::lng_media_file_title());
+	add(Type::Music, tr::lng_media_music_title());
+	add(Type::GIF, tr::lng_media_animation_title());
 
 	const auto limits = Ui::CreateChild<rpl::event_stream<int>>(content);
 	using Pair = base::flat_map<Type, int>::value_type;
@@ -98,11 +100,12 @@ void AutoDownloadBox::setupContent() {
 	const auto limit = Ui::CreateChild<int>(content, initialLimit);
 	AddButtonWithLabel(
 		content,
-		lng_media_size_limit,
+		tr::lng_media_size_limit(),
 		limits->events_starting_with_copy(
 			initialLimit
 		) | rpl::map([](int value) {
-			return lng_media_size_up_to(
+			return tr::lng_media_size_up_to(
+				tr::now,
 				lt_size,
 				QString::number(value / kMegabyte) + " MB");
 		}),
@@ -121,7 +124,7 @@ void AutoDownloadBox::setupContent() {
 			limits->fire_copy(value);
 		});
 
-	addButton(langFactory(lng_connection_save), [=] {
+	addButton(tr::lng_connection_save(), [=] {
 		auto allowMore = ranges::view::all(
 			*values
 		) | ranges::view::filter([&](Pair pair) {
@@ -165,15 +168,15 @@ void AutoDownloadBox::setupContent() {
 			Local::writeUserSettings();
 		}
 		if (allowMoreTypes.contains(Type::Photo)) {
-			Auth().data().photoLoadSettingsChanged();
+			_session->data().photoLoadSettingsChanged();
 		}
 		if (ranges::find_if(allowMoreTypes, _1 != Type::Photo)
 			!= allowMoreTypes.end()) {
-			Auth().data().documentLoadSettingsChanged();
+			_session->data().documentLoadSettingsChanged();
 		}
 		closeBox();
 	});
-	addButton(langFactory(lng_cancel), [=] { closeBox(); });
+	addButton(tr::lng_cancel(), [=] { closeBox(); });
 
 	setDimensionsToContent(st::boxWidth, content);
 }

Telegram/SourceFiles/boxes/auto_download_box.h

@@ -9,6 +9,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include "boxes/abstract_box.h"
 
+namespace Main {
+class Session;
+} // namespace Main
+
 namespace Data {
 namespace AutoDownload {
 enum class Source;
@@ -17,7 +21,10 @@ enum class Source;
 
 class AutoDownloadBox : public BoxContent {
 public:
-	AutoDownloadBox(QWidget*, Data::AutoDownload::Source source);
+	AutoDownloadBox(
+		QWidget*,
+		not_null<Main::Session*> session,
+		Data::AutoDownload::Source source);
 
 protected:
 	void prepare() override;
@@ -25,6 +32,8 @@ protected:
 private:
 	void setupContent();
 
+	const not_null<Main::Session*> _session;
+
 	Data::AutoDownload::Source _source;
 
 };

Telegram/SourceFiles/boxes/auto_lock_box.cpp

@@ -11,12 +11,17 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "storage/localstorage.h"
 #include "mainwindow.h"
 #include "ui/widgets/checkbox.h"
+#include "facades.h"
 #include "styles/style_boxes.h"
 
-void AutoLockBox::prepare() {
-	setTitle(langFactory(lng_passcode_autolock));
+AutoLockBox::AutoLockBox(QWidget*, not_null<Main::Session*> session)
+: _session(session) {
+}
 
-	addButton(langFactory(lng_box_ok), [this] { closeBox(); });
+void AutoLockBox::prepare() {
+	setTitle(tr::lng_passcode_autolock());
+
+	addButton(tr::lng_box_ok(), [this] { closeBox(); });
 
 	auto options = { 60, 300, 3600, 18000 };
 
@@ -25,7 +30,7 @@ void AutoLockBox::prepare() {
 	auto count = int(options.size());
 	_options.reserve(count);
 	for (auto seconds : options) {
-		_options.emplace_back(this, group, seconds, (seconds % 3600) ? lng_passcode_autolock_minutes(lt_count, seconds / 60) : lng_passcode_autolock_hours(lt_count, seconds / 3600), st::autolockButton);
+		_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);
 		y += _options.back()->heightNoMargins() + st::boxOptionListSkip;
 	}
@@ -39,6 +44,6 @@ void AutoLockBox::durationChanged(int seconds) {
 	Local::writeUserSettings();
 	Global::RefLocalPasscodeChanged().notify();
 
-	Auth().checkAutoLock();
+	_session->checkAutoLock();
 	closeBox();
 }