Update to TDLib 1.7.9, preliminary support for sponsored messages

harbour-fernschreiber.pro

@@ -108,6 +108,7 @@ DISTFILES += qml/harbour-fernschreiber.qml \
     qml/components/messageContent/MessageVideoNote.qml \
     qml/components/messageContent/MessageVideo.qml \
     qml/components/messageContent/MessageVoiceNote.qml \
+    qml/components/messageContent/SponsoredMessage.qml \
     qml/components/messageContent/WebPagePreview.qml \
     qml/components/settingsPage/Accordion.qml \
     qml/components/settingsPage/AccordionItem.qml \

qml/components/MessageListViewItem.qml

@@ -110,7 +110,7 @@ ListItem {
                     text: qsTr("Reply to Message")
                 }
                 MenuItem {
-                    visible: myMessage.can_be_edited
+                    visible: typeof myMessage.can_be_edited !== "undefined" && myMessage.can_be_edited
                     onClicked: messageListItem.editMessage()
                     text: qsTr("Edit Message")
                 }
@@ -138,16 +138,16 @@ ListItem {
     Connections {
         target: chatModel
         onMessagesReceived: {
-            messageBackground.isUnread = index > chatModel.getLastReadMessageIndex();
+            messageBackground.isUnread = index > chatModel.getLastReadMessageIndex() && myMessage['@type'] !== "sponsoredMessage";
         }
         onMessagesIncrementalUpdate: {
-            messageBackground.isUnread = index > chatModel.getLastReadMessageIndex();
+            messageBackground.isUnread = index > chatModel.getLastReadMessageIndex() && myMessage['@type'] !== "sponsoredMessage";
         }
         onNewMessageReceived: {
-            messageBackground.isUnread = index > chatModel.getLastReadMessageIndex();
+            messageBackground.isUnread = index > chatModel.getLastReadMessageIndex() && myMessage['@type'] !== "sponsoredMessage";
         }
         onUnreadCountUpdated: {
-            messageBackground.isUnread = index > chatModel.getLastReadMessageIndex();
+            messageBackground.isUnread = index > chatModel.getLastReadMessageIndex() && myMessage['@type'] !== "sponsoredMessage";
         }
         onLastReadSentMessageUpdated: {
             Debug.log("[ChatModel] Messages in this chat were read, new last read: ", lastReadSentIndex, ", updating description for index ", index, ", status: ", (index <= lastReadSentIndex));
@@ -256,7 +256,7 @@ ListItem {
                 }
                 height: messageTextColumn.height + precalculatedValues.paddingMediumDouble
                 width: precalculatedValues.backgroundWidth
-                property bool isUnread: index > chatModel.getLastReadMessageIndex()
+                property bool isUnread: index > chatModel.getLastReadMessageIndex() && myMessage['@type'] !== "sponsoredMessage"
                 color: Theme.colorScheme === Theme.LightOnDark ? (isUnread ? Theme.secondaryHighlightColor : Theme.secondaryColor) : (isUnread ? Theme.backgroundGlowColor : Theme.overlayBackgroundColor)
                 radius: parent.width / 50
                 opacity: isUnread ? 0.5 : 0.2
@@ -278,7 +278,7 @@ ListItem {
                     id: userText
 
                     width: parent.width
-                    text: messageListItem.isOwnMessage ? qsTr("You") : Emoji.emojify(messageListItem.isAnonymous ? page.chatInformation.title : Functions.getUserName(messageListItem.userInformation), font.pixelSize)
+                    text: messageListItem.isOwnMessage ? qsTr("You") : Emoji.emojify( myMessage['@type'] === "sponsoredMessage" ? tdLibWrapper.getChat(myMessage.sponsor_chat_id).title : ( messageListItem.isAnonymous ? page.chatInformation.title : Functions.getUserName(messageListItem.userInformation) ), font.pixelSize)
                     font.pixelSize: Theme.fontSizeExtraSmall
                     font.weight: Font.ExtraBold
                     color: messageListItem.textColor
@@ -286,7 +286,7 @@ ListItem {
                     truncationMode: TruncationMode.Fade
                     textFormat: Text.StyledText
                     horizontalAlignment: messageListItem.textAlign
-                    visible: precalculatedValues.showUserInfo
+                    visible: precalculatedValues.showUserInfo || myMessage['@type'] === "sponsoredMessage"
                     MouseArea {
                         anchors.fill: parent
                         enabled: !(messageListItem.precalculatedValues.pageIsSelecting || messageListItem.isAnonymous)
@@ -302,7 +302,7 @@ ListItem {
 
                 Loader {
                     id: messageInReplyToLoader
-                    active: myMessage.reply_to_message_id !== 0
+                    active: typeof myMessage.reply_to_message_id !== "undefined" && myMessage.reply_to_message_id !== 0
                     width: parent.width
                     // text height ~= 1,28*font.pixelSize
                     height: active ? precalculatedValues.messageInReplyToHeight : 0
@@ -409,6 +409,21 @@ ListItem {
                     visible: (text !== "")
                 }
 
+                Loader {
+                    id: sponsoredMessageButtonLoader
+                    active: myMessage['@type'] === "sponsoredMessage"
+                    asynchronous: true
+                    width: parent.width
+                    height: (status === Loader.Ready) ? item.implicitHeight : myMessage['@type'] === "sponsoredMessage" ? Theme.itemSizeMedium : 0
+
+                    sourceComponent: Component {
+                        SponsoredMessage {
+                            sponsoredMessageData: myMessage
+                            width: parent.width
+                        }
+                    }
+                }
+
                 Loader {
                     id: webPagePreviewLoader
                     active: false

qml/components/messageContent/SponsoredMessage.qml

@@ -0,0 +1,59 @@
+/*
+    Copyright (C) 2021 Sebastian J. Wolf and other contributors
+
+    This file is part of Fernschreiber.
+
+    Fernschreiber is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Fernschreiber is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Fernschreiber. If not, see <http://www.gnu.org/licenses/>.
+*/
+import QtQuick 2.6
+import QtGraphicalEffects 1.0
+import Sailfish.Silica 1.0
+import WerkWolf.Fernschreiber 1.0
+import "../"
+import "../../js/functions.js" as Functions
+
+Column {
+    id: sponsoredMessageColumn
+
+    property var sponsoredMessageData;
+
+    Component.onCompleted: {
+        if (sponsoredMessageData) {
+            if (typeof sponsoredMessageData.link === "undefined") {
+                sponsoredMessageButton.text = qsTr("Go to Channel");
+                sponsoredMessageButton.advertisesChannel = true;
+            } else if (sponsoredMessageData.link['@type'] === "internalLinkTypeMessage") {
+                sponsoredMessageButton.text = qsTr("Go to Message");
+                sponsoredMessageButton.enabled = false;
+            } else {
+                sponsoredMessageButton.text = qsTr("Start Bot");
+                sponsoredMessageButton.enabled = false;
+            }
+        }
+    }
+
+    Button {
+        id: sponsoredMessageButton
+        property bool advertisesChannel: false;
+        anchors {
+            horizontalCenter: parent.horizontalCenter
+        }
+        onClicked: {
+            if (advertisesChannel) {
+                tdLibWrapper.createSupergroupChat(sponsoredMessageData.sponsor_chat_id, "openDirectly");
+            }
+        }
+    }
+
+}

qml/js/functions.js

@@ -34,7 +34,10 @@ function getUserName(userInformation) {
 
 function getMessageText(message, simple, currentUserId, ignoreEntities) {
 
-    var myself = ( message.sender['@type'] === "messageSenderUser" && message.sender.user_id.toString() === currentUserId.toString() );
+    var myself = false;
+    if ( message['@type'] !== "sponsoredMessage" ) {
+        myself = ( message.sender['@type'] === "messageSenderUser" && message.sender.user_id.toString() === currentUserId.toString() );
+    }
 
     switch(message.content['@type']) {
     case 'messageText':

qml/pages/ChatPage.qml

@@ -44,6 +44,7 @@ Page {
     property bool isBasicGroup: false;
     property bool isSuperGroup: false;
     property bool isChannel: false;
+    property bool containsSponsoredMessages: false;
     property var chatPartnerInformation;
     property var botInformation;
     property var chatGroupInformation;
@@ -188,6 +189,10 @@ Page {
             return "";
         }
 
+        if (message['@type'] === "sponsoredMessage") {
+            return qsTr("Sponsored Message");
+        }
+
         if (message.edit_date > 0) {
             messageStatusSuffix += " - " + qsTr("edited");
         }
@@ -552,11 +557,13 @@ Page {
             }
         }
         onUserFullInfoUpdated: {
-
             if(userId === chatPartnerInformation.id) {
                 chatPage.botInformation = userFullInfo;
             }
         }
+        onSponsoredMessagesReceived: {
+            chatPage.containsSponsoredMessages = true;
+        }
     }
 
     Connections {
@@ -684,8 +691,10 @@ Page {
         }
 
         onTriggered: {
-            if(chatInformation.unread_count > 0 && lastQueuedIndex > -1) {
+            var messageToRead = chatModel.getMessage(lastQueuedIndex);
-                var messageToRead = chatModel.getMessage(lastQueuedIndex);
+            if (messageToRead['@type'] === "sponsoredMessage") {
+                tdLibWrapper.viewSponsoredMessage(chatInformation.id, messageToRead.id);
+            } else if (chatInformation.unread_count > 0 && lastQueuedIndex > -1) {
                 if (messageToRead && messageToRead.id) {
                     tdLibWrapper.viewMessage(chatInformation.id, messageToRead.id, false);
                 }
@@ -1086,6 +1095,9 @@ Page {
                                 Debug.log("Page is initialized!");
                                 chatPage.isInitialized = true;
                                 chatView.handleScrollPositionChanged();
+                                if (chatPage.isChannel) {
+                                    tdLibWrapper.getChatSponsoredMessages(chatInformation.id);
+                                }
                             }
                         }
                     }
@@ -1136,7 +1148,8 @@ Page {
 
                         function handleScrollPositionChanged() {
                             Debug.log("Current position: ", chatView.contentY);
-                            if (chatOverviewItem.visible && chatInformation.unread_count > 0) {
+                            Debug.log("Contains sponsored messages?", chatPage.containsSponsoredMessages);
+                            if (chatOverviewItem.visible && ( chatInformation.unread_count > 0 || chatPage.containsSponsoredMessages ) ) {
                                 var bottomIndex = chatView.indexAt(chatView.contentX, ( chatView.contentY + chatView.height - Theme.horizontalPageMargin ));
                                 if (bottomIndex > -1) {
                                     viewMessageTimer.queueViewMessage(bottomIndex)

src/chatmodel.cpp

@@ -221,6 +221,17 @@ QVector<int> ChatModel::MessageData::setInteractionInfo(const QVariantMap &info)
 
 bool ChatModel::MessageData::lessThan(const MessageData *message1, const MessageData *message2)
 {
+    bool message1Sponsored = message1->messageData.value("@type") == "sponsoredMessage";
+    bool message2Sponsored = message2->messageData.value("@type") == "sponsoredMessage";
+    if (message1Sponsored && message2Sponsored) {
+        return message1->messageId < message2->messageId;
+    }
+    if (message1Sponsored && !message2Sponsored) {
+        return false;
+    }
+    if (!message1Sponsored && message2Sponsored) {
+        return true;
+    }
     return message1->messageId < message2->messageId;
 }
 
@@ -232,6 +243,7 @@ ChatModel::ChatModel(TDLibWrapper *tdLibWrapper) :
 {
     this->tdLibWrapper = tdLibWrapper;
     connect(this->tdLibWrapper, SIGNAL(messagesReceived(QVariantList, int)), this, SLOT(handleMessagesReceived(QVariantList, int)));
+    connect(this->tdLibWrapper, SIGNAL(sponsoredMessagesReceived(QVariantList)), this, SLOT(handleSponsoredMessagesReceived(QVariantList)));
     connect(this->tdLibWrapper, SIGNAL(newMessageReceived(qlonglong, QVariantMap)), this, SLOT(handleNewMessageReceived(qlonglong, QVariantMap)));
     connect(this->tdLibWrapper, SIGNAL(receivedMessage(qlonglong, qlonglong, QVariantMap)), this, SLOT(handleMessageReceived(qlonglong, qlonglong, QVariantMap)));
     connect(this->tdLibWrapper, SIGNAL(chatReadInboxUpdated(QString, QString, int)), this, SLOT(handleChatReadInboxUpdated(QString, QString, int)));
@@ -462,6 +474,23 @@ void ChatModel::handleMessagesReceived(const QVariantList &messages, int totalCo
 
 }
 
+void ChatModel::handleSponsoredMessagesReceived(const QVariantList &sponsoredMessages)
+{
+    LOG("Handling sponsored messages:" <<sponsoredMessages.size());
+    if (sponsoredMessages.size() > 0) {
+        QList<MessageData*> messagesToBeAdded;
+        for (QVariant sponsoredMessage: sponsoredMessages) {
+            QVariantMap sponsoredMessageData = sponsoredMessage.toMap();
+            const qlonglong messageId = sponsoredMessageData.value(ID).toLongLong();
+            if (messageId && !messageIndexMap.contains(messageId)) {
+                LOG("New sponsored message will be added:" << messageId);
+                messagesToBeAdded.append(new MessageData(sponsoredMessageData, messageId));
+            }
+        }
+        appendMessages(messagesToBeAdded);
+    }
+}
+
 void ChatModel::handleNewMessageReceived(qlonglong chatId, const QVariantMap &message)
 {
     const qlonglong messageId = message.value(ID).toLongLong();
@@ -662,7 +691,14 @@ void ChatModel::insertMessages(const QList<MessageData*> newMessages)
         appendMessages(newMessages);
     } else if (!newMessages.isEmpty()) {
         // There is only an append or a prepend, tertium non datur! (probably ;))
-        const qlonglong lastKnownId = messages.last()->messageId;
+        qlonglong lastKnownId = -1;
+        for (int i = (messages.size() - 1); i >=0; i-- ) {
+            if (messages.at(i)->messageData.value("@type").toString() == "sponsoredMessage") {
+                continue;
+            } else {
+                lastKnownId = messages.at(i)->messageId;
+            }
+        }
         const qlonglong firstNewId = newMessages.first()->messageId;
         LOG("Inserting messages, last known ID:" << lastKnownId << ", first new ID:" << firstNewId);
         if (lastKnownId < firstNewId) {

src/chatmodel.h

@@ -63,6 +63,7 @@ signals:
 
 private slots:
     void handleMessagesReceived(const QVariantList &messages, int totalCount);
+    void handleSponsoredMessagesReceived(const QVariantList &sponsoredMessages);
     void handleNewMessageReceived(qlonglong chatId, const QVariantMap &message);
     void handleMessageReceived(qlonglong chatId, qlonglong messageId, const QVariantMap &message);
     void handleChatReadInboxUpdated(const QString &chatId, const QString &lastReadInboxMessageId, int unreadCount);

src/tdlibreceiver.cpp

@@ -101,6 +101,7 @@ TDLibReceiver::TDLibReceiver(void *tdLibClient, QObject *parent) : QThread(paren
     handlers.insert("updateSupergroup", &TDLibReceiver::processUpdateSuperGroup);
     handlers.insert("updateChatOnlineMemberCount", &TDLibReceiver::processChatOnlineMemberCountUpdated);
     handlers.insert("messages", &TDLibReceiver::processMessages);
+    handlers.insert("sponsoredMessages", &TDLibReceiver::processSponsoredMessages);
     handlers.insert("updateNewMessage", &TDLibReceiver::processUpdateNewMessage);
     handlers.insert("message", &TDLibReceiver::processMessage);
     handlers.insert("updateMessageSendSucceeded", &TDLibReceiver::processMessageSendSucceeded);
@@ -356,6 +357,12 @@ void TDLibReceiver::processMessages(const QVariantMap &receivedInformation)
     emit messagesReceived(receivedInformation.value(MESSAGES).toList(), receivedInformation.value(TOTAL_COUNT).toInt());
 }
 
+void TDLibReceiver::processSponsoredMessages(const QVariantMap &receivedInformation)
+{
+    LOG("Received sponsored messages");
+    emit sponsoredMessagesReceived(receivedInformation.value("messages").toList());
+}
+
 void TDLibReceiver::processUpdateNewMessage(const QVariantMap &receivedInformation)
 {
     const QVariantMap message = receivedInformation.value(MESSAGE).toMap();

src/tdlibreceiver.h

@@ -56,6 +56,7 @@ signals:
     void superGroupUpdated(qlonglong groupId, const QVariantMap &groupInformation);
     void chatOnlineMemberCountUpdated(const QString &chatId, int onlineMemberCount);
     void messagesReceived(const QVariantList &messages, int totalCount);
+    void sponsoredMessagesReceived(const QVariantList &sponsoredMessages);
     void newMessageReceived(qlonglong chatId, const QVariantMap &message);
     void messageInformation(qlonglong chatId, qlonglong messageId, const QVariantMap &message);
     void messageSendSucceeded(qlonglong messageId, qlonglong oldMessageId, const QVariantMap &message);
@@ -130,6 +131,7 @@ private:
     void processUpdateSuperGroup(const QVariantMap &receivedInformation);
     void processChatOnlineMemberCountUpdated(const QVariantMap &receivedInformation);
     void processMessages(const QVariantMap &receivedInformation);
+    void processSponsoredMessages(const QVariantMap &receivedInformation);
     void processUpdateNewMessage(const QVariantMap &receivedInformation);
     void processMessage(const QVariantMap &receivedInformation);
     void processMessageSendSucceeded(const QVariantMap &receivedInformation);

src/tdlibwrapper.cpp

@@ -118,6 +118,7 @@ void TDLibWrapper::initializeTDLibReciever() {
     connect(this->tdLibReceiver, SIGNAL(superGroupUpdated(qlonglong, QVariantMap)), this, SLOT(handleSuperGroupUpdated(qlonglong, QVariantMap)));
     connect(this->tdLibReceiver, SIGNAL(chatOnlineMemberCountUpdated(QString, int)), this, SIGNAL(chatOnlineMemberCountUpdated(QString, int)));
     connect(this->tdLibReceiver, SIGNAL(messagesReceived(QVariantList, int)), this, SIGNAL(messagesReceived(QVariantList, int)));
+    connect(this->tdLibReceiver, SIGNAL(sponsoredMessagesReceived(QVariantList)), this, SIGNAL(sponsoredMessagesReceived(QVariantList)));
     connect(this->tdLibReceiver, SIGNAL(newMessageReceived(qlonglong, QVariantMap)), this, SIGNAL(newMessageReceived(qlonglong, QVariantMap)));
     connect(this->tdLibReceiver, SIGNAL(messageInformation(qlonglong, qlonglong, QVariantMap)), this, SLOT(handleMessageInformation(qlonglong, qlonglong, QVariantMap)));
     connect(this->tdLibReceiver, SIGNAL(messageSendSucceeded(qlonglong, qlonglong, QVariantMap)), this, SIGNAL(messageSendSucceeded(qlonglong, qlonglong, QVariantMap)));
@@ -335,6 +336,17 @@ void TDLibWrapper::viewMessage(const QString &chatId, const QString &messageId,
     this->sendRequest(requestObject);
 }
 
+void TDLibWrapper::viewSponsoredMessage(qlonglong chatId, qlonglong messageId)
+{
+    LOG("Mark sponsored message as viewed" << chatId << messageId);
+    QVariantMap requestObject;
+    requestObject.insert(_TYPE, "viewSponsoredMessage");
+    requestObject.insert(CHAT_ID, chatId);
+    requestObject.insert("sponsored_message_id", messageId);
+    requestObject.insert(_EXTRA, "viewSponsoredMessage");
+    this->sendRequest(requestObject);
+}
+
 void TDLibWrapper::pinMessage(const QString &chatId, const QString &messageId, bool disableNotification)
 {
     LOG("Pin message to chat" << chatId << messageId << disableNotification);
@@ -655,6 +667,16 @@ void TDLibWrapper::getChatPinnedMessage(qlonglong chatId)
     this->sendRequest(requestObject);
 }
 
+void TDLibWrapper::getChatSponsoredMessages(qlonglong chatId)
+{
+    LOG("Retrieving sponsored messages" << chatId);
+    QVariantMap requestObject;
+    requestObject.insert(_TYPE, "getChatSponsoredMessages");
+    requestObject.insert(CHAT_ID, chatId);
+    requestObject.insert(_EXTRA, "getChatSponsoredMessages:" + QString::number(chatId));
+    this->sendRequest(requestObject);
+}
+
 void TDLibWrapper::setOptionInteger(const QString &optionName, int optionValue)
 {
     LOG("Setting integer option" << optionName << optionValue);

src/tdlibwrapper.h

@@ -158,6 +158,7 @@ public:
     Q_INVOKABLE void leaveChat(const QString &chatId);
     Q_INVOKABLE void getChatHistory(qlonglong chatId, qlonglong fromMessageId = 0, int offset = -1, int limit = 50, bool onlyLocal = false);
     Q_INVOKABLE void viewMessage(const QString &chatId, const QString &messageId, bool force);
+    Q_INVOKABLE void viewSponsoredMessage(qlonglong chatId, qlonglong messageId);
     Q_INVOKABLE void pinMessage(const QString &chatId, const QString &messageId, bool disableNotification = false);
     Q_INVOKABLE void unpinMessage(const QString &chatId, const QString &messageId);
     Q_INVOKABLE void sendTextMessage(const QString &chatId, const QString &message, const QString &replyToMessageId = "0");
@@ -172,6 +173,7 @@ public:
     Q_INVOKABLE void getMessage(qlonglong chatId, qlonglong messageId);
     Q_INVOKABLE void getCallbackQueryAnswer(const QString &chatId, const QString &messageId, const QVariantMap &payload);
     Q_INVOKABLE void getChatPinnedMessage(qlonglong chatId);
+    Q_INVOKABLE void getChatSponsoredMessages(qlonglong chatId);
     Q_INVOKABLE void setOptionInteger(const QString &optionName, int optionValue);
     Q_INVOKABLE void setOptionBoolean(const QString &optionName, bool optionValue);
     Q_INVOKABLE void setChatNotificationSettings(const QString &chatId, const QVariantMap &notificationSettings);
@@ -260,6 +262,7 @@ signals:
     void superGroupUpdated(qlonglong groupId);
     void chatOnlineMemberCountUpdated(const QString &chatId, int onlineMemberCount);
     void messagesReceived(const QVariantList &messages, int totalCount);
+    void sponsoredMessagesReceived(const QVariantList &sponsoredMessages);
     void newMessageReceived(qlonglong chatId, const QVariantMap &message);
     void copyToDownloadsSuccessful(const QString &fileName, const QString &filePath);
     void copyToDownloadsError(const QString &fileName, const QString &filePath);

tdlib/include/td/telegram/Client.h

@@ -1,5 +1,5 @@
 //
-// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
+// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
@@ -119,12 +119,12 @@ class Client final {
   /**
    * Move constructor.
    */
-  Client(Client &&other);
+  Client(Client &&other) noexcept;
 
   /**
    * Move assignment operator.
    */
-  Client &operator=(Client &&other);
+  Client &operator=(Client &&other) noexcept;
 
  private:
   class Impl;
@@ -238,6 +238,27 @@ class ClientManager final {
    */
   static td_api::object_ptr<td_api::Object> execute(td_api::object_ptr<td_api::Function> &&request);
 
+  /**
+   * A type of callback function that will be called when a message is added to the internal TDLib log.
+   *
+   * \param verbosity_level Log verbosity level with which the message was added (-1 - 1024).
+   *                        If 0, then TDLib will crash as soon as the callback returns.
+   *                        None of the TDLib methods can be called from the callback.
+   * \param message Null-terminated string with the message added to the log.
+   */
+  using LogMessageCallbackPtr = void (*)(int verbosity_level, const char *message);
+
+  /**
+   * Sets the callback that will be called when a message is added to the internal TDLib log.
+   * None of the TDLib methods can be called from the callback.
+   * By default the callback is not set.
+   *
+   * \param[in] max_verbosity_level The maximum verbosity level of messages for which the callback will be called.
+   * \param[in] callback Callback that will be called when a message is added to the internal TDLib log.
+   *                     Pass nullptr to remove the callback.
+   */
+  static void set_log_message_callback(int max_verbosity_level, LogMessageCallbackPtr callback);
+
   /**
    * Destroys the client manager and all TDLib client instances managed by it.
    */
@@ -246,12 +267,12 @@ class ClientManager final {
   /**
    * Move constructor.
    */
-  ClientManager(ClientManager &&other);
+  ClientManager(ClientManager &&other) noexcept;
 
   /**
    * Move assignment operator.
    */
-  ClientManager &operator=(ClientManager &&other);
+  ClientManager &operator=(ClientManager &&other) noexcept;
 
   /**
    * Returns a pointer to a singleton ClientManager instance.

tdlib/include/td/telegram/Log.h

@@ -1,5 +1,5 @@
 //
-// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
+// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
@@ -21,7 +21,7 @@ namespace td {
  * Interface for managing the internal logging of TDLib.
  * By default TDLib writes logs to stderr or an OS specific log and uses a verbosity level of 5.
  * These functions are deprecated since TDLib 1.4.0 in favor of the td::td_api::setLogVerbosityLevel,
- * td::td_api::setLogStream and other synchronous requests for managing the intrenal TDLib logging.
+ * td::td_api::setLogStream and other synchronous requests for managing the internal TDLib logging.
  */
 class Log {
  public:
@@ -76,6 +76,7 @@ class Log {
    * The TDLib will crash as soon as callback returns.
    * By default the callback is not set.
    *
+   * \deprecated Use ClientManager::set_log_message_callback instead.
    * \param[in]  callback Callback that will be called when a fatal error happens.
    *                      Pass nullptr to remove the callback.
    */

tdlib/include/td/telegram/td_json_client.h

@@ -1,5 +1,5 @@
 //
-// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
+// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
@@ -94,8 +94,11 @@ TDJSON_EXPORT const char *td_json_client_execute(void *client, const char *reque
  */
 TDJSON_EXPORT void td_json_client_destroy(void *client);
 
-/*
+/**
- * New TDLib JSON interface.
+ * \file
+ * Alternatively, you can use new TDLib JSON interface, which will replace the current JSON interface in TDLib 2.0.0.
+ *
+ * Objects and functions serialization to JSON is the same for both JSON interfaces.
  *
  * The main TDLib interface is asynchronous. To match requests with a corresponding response, the field "@extra" can
  * be added to the request object. The corresponding response will have an "@extra" field with exactly the same value.
@@ -109,6 +112,7 @@ TDJSON_EXPORT void td_json_client_destroy(void *client);
  * Also note that all updates and responses to requests must be applied in the order they were received for consistency.
  * Some TDLib requests can be executed synchronously from any thread using td_execute.
  * TDLib client instances are destroyed automatically after they are closed.
+ * All TDLib client instances must be closed before application termination to ensure data consistency.
  *
  * General pattern of usage:
  * \code
@@ -156,6 +160,27 @@ TDJSON_EXPORT const char *td_receive(double timeout);
  */
 TDJSON_EXPORT const char *td_execute(const char *request);
 
+/**
+ * A type of callback function that will be called when a message is added to the internal TDLib log.
+ *
+ * \param verbosity_level Log verbosity level with which the message was added (-1 - 1024).
+ *                        If 0, then TDLib will crash as soon as the callback returns.
+ *                        None of the TDLib methods can be called from the callback.
+ * \param message Null-terminated string with the logged message.
+ */
+typedef void (*td_log_message_callback_ptr)(int verbosity_level, const char *message);
+
+/**
+ * Sets the callback that will be called when a message is added to the internal TDLib log.
+ * None of the TDLib methods can be called from the callback.
+ * By default the callback is not set.
+ *
+ * \param[in] max_verbosity_level The maximum verbosity level of messages for which the callback will be called.
+ * \param[in] callback Callback that will be called when a message is added to the internal TDLib log.
+ *                     Pass nullptr to remove the callback.
+ */
+TDJSON_EXPORT void td_set_log_message_callback(int max_verbosity_level, td_log_message_callback_ptr callback);
+
 #ifdef __cplusplus
 }  // extern "C"
 #endif

tdlib/include/td/telegram/td_log.h

@@ -1,5 +1,5 @@
 //
-// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
+// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
@@ -11,7 +11,7 @@
  * C interface for managing the internal logging of TDLib.
  * By default TDLib writes logs to stderr or an OS specific log and uses a verbosity level of 5.
  * These functions are deprecated since TDLib 1.4.0 in favor of the setLogVerbosityLevel, setLogStream and
- * other synchronous requests for managing the intrenal TDLib logging.
+ * other synchronous requests for managing the internal TDLib logging.
  */
 
 #include "td/telegram/tdjson_export.h"
@@ -71,10 +71,11 @@ typedef void (*td_log_fatal_error_callback_ptr)(const char *error_message);
  * The TDLib will crash as soon as callback returns.
  * By default the callback is not set.
  *
+ * \deprecated Use td_set_log_message_callback instead.
  * \param[in]  callback Callback that will be called when a fatal error happens.
  *                      Pass NULL to remove the callback.
  */
-TDJSON_EXPORT void td_set_log_fatal_error_callback(td_log_fatal_error_callback_ptr callback);
+TDJSON_DEPRECATED_EXPORT void td_set_log_fatal_error_callback(td_log_fatal_error_callback_ptr callback);
 
 #ifdef __cplusplus
 }  // extern "C"

tdlib/include/td/tl/TlObject.h

@@ -1,5 +1,5 @@
 //
-// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
+// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

translations/harbour-fernschreiber-de.ts

@@ -522,6 +522,10 @@
         <source>Accuracy: %1m</source>
         <translation>Genauigkeit: %1m</translation>
     </message>
+    <message>
+        <source>Sponsored Message</source>
+        <translation>Gesponsorte Nachricht</translation>
+    </message>
 </context>
 <context>
     <name>ChatSelectionPage</name>
@@ -1761,6 +1765,21 @@
         <translation>Lade hoch...</translation>
     </message>
 </context>
+<context>
+    <name>SponsoredMessage</name>
+    <message>
+        <source>Go to Channel</source>
+        <translation>Zum Kanal gehen</translation>
+    </message>
+    <message>
+        <source>Go to Message</source>
+        <translation>Zur Nachricht gehen</translation>
+    </message>
+    <message>
+        <source>Start Bot</source>
+        <translation>Bot starten</translation>
+    </message>
+</context>
 <context>
     <name>StickerPicker</name>
     <message>

translations/harbour-fernschreiber-en.ts

@@ -522,6 +522,10 @@
         <source>Accuracy: %1m</source>
         <translation>Accuracy: %1m</translation>
     </message>
+    <message>
+        <source>Sponsored Message</source>
+        <translation>Sponsored Message</translation>
+    </message>
 </context>
 <context>
     <name>ChatSelectionPage</name>
@@ -1763,6 +1767,21 @@ messages</numerusform>
         <translation>Uploading...</translation>
     </message>
 </context>
+<context>
+    <name>SponsoredMessage</name>
+    <message>
+        <source>Go to Channel</source>
+        <translation>Go to Channel</translation>
+    </message>
+    <message>
+        <source>Go to Message</source>
+        <translation>Go to Message</translation>
+    </message>
+    <message>
+        <source>Start Bot</source>
+        <translation>Start Bot</translation>
+    </message>
+</context>
 <context>
     <name>StickerPicker</name>
     <message>

translations/harbour-fernschreiber-es.ts

@@ -522,6 +522,10 @@
         <source>Accuracy: %1m</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Sponsored Message</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>ChatSelectionPage</name>
@@ -1761,6 +1765,21 @@
         <translation>Subiendo...</translation>
     </message>
 </context>
+<context>
+    <name>SponsoredMessage</name>
+    <message>
+        <source>Go to Channel</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Go to Message</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Start Bot</source>
+        <translation type="unfinished"></translation>
+    </message>
+</context>
 <context>
     <name>StickerPicker</name>
     <message>

translations/harbour-fernschreiber-fi.ts

@@ -522,6 +522,10 @@
         <source>Accuracy: %1m</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Sponsored Message</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>ChatSelectionPage</name>
@@ -1762,6 +1766,21 @@
         <translation>Lähetetään...</translation>
     </message>
 </context>
+<context>
+    <name>SponsoredMessage</name>
+    <message>
+        <source>Go to Channel</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Go to Message</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Start Bot</source>
+        <translation type="unfinished"></translation>
+    </message>
+</context>
 <context>
     <name>StickerPicker</name>
     <message>

translations/harbour-fernschreiber-fr.ts

@@ -522,6 +522,10 @@
         <source>Accuracy: %1m</source>
         <translation>Précision : %1 m</translation>
     </message>
+    <message>
+        <source>Sponsored Message</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>ChatSelectionPage</name>
@@ -1761,6 +1765,21 @@
         <translation>Téléverse…</translation>
     </message>
 </context>
+<context>
+    <name>SponsoredMessage</name>
+    <message>
+        <source>Go to Channel</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Go to Message</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Start Bot</source>
+        <translation type="unfinished"></translation>
+    </message>
+</context>
 <context>
     <name>StickerPicker</name>
     <message>

translations/harbour-fernschreiber-hu.ts

@@ -512,6 +512,10 @@
         <source>Accuracy: %1m</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Sponsored Message</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>ChatSelectionPage</name>
@@ -1734,6 +1738,21 @@
         <translation type="unfinished"></translation>
     </message>
 </context>
+<context>
+    <name>SponsoredMessage</name>
+    <message>
+        <source>Go to Channel</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Go to Message</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Start Bot</source>
+        <translation type="unfinished"></translation>
+    </message>
+</context>
 <context>
     <name>StickerPicker</name>
     <message>

translations/harbour-fernschreiber-it.ts

@@ -522,6 +522,10 @@
         <source>Accuracy: %1m</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Sponsored Message</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>ChatSelectionPage</name>
@@ -1761,6 +1765,21 @@
         <translation>Carica...</translation>
     </message>
 </context>
+<context>
+    <name>SponsoredMessage</name>
+    <message>
+        <source>Go to Channel</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Go to Message</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Start Bot</source>
+        <translation type="unfinished"></translation>
+    </message>
+</context>
 <context>
     <name>StickerPicker</name>
     <message>

translations/harbour-fernschreiber-pl.ts

@@ -532,6 +532,10 @@
         <source>Accuracy: %1m</source>
         <translation>Dokładność: %1m</translation>
     </message>
+    <message>
+        <source>Sponsored Message</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>ChatSelectionPage</name>
@@ -1788,6 +1792,21 @@
         <translation>Przesyłanie...</translation>
     </message>
 </context>
+<context>
+    <name>SponsoredMessage</name>
+    <message>
+        <source>Go to Channel</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Go to Message</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Start Bot</source>
+        <translation type="unfinished"></translation>
+    </message>
+</context>
 <context>
     <name>StickerPicker</name>
     <message>

translations/harbour-fernschreiber-ru.ts

@@ -532,6 +532,10 @@
         <source>Accuracy: %1m</source>
         <translation>Точность: %1м</translation>
     </message>
+    <message>
+        <source>Sponsored Message</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>ChatSelectionPage</name>
@@ -1791,6 +1795,21 @@
         <translation>Отправка...</translation>
     </message>
 </context>
+<context>
+    <name>SponsoredMessage</name>
+    <message>
+        <source>Go to Channel</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Go to Message</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Start Bot</source>
+        <translation type="unfinished"></translation>
+    </message>
+</context>
 <context>
     <name>StickerPicker</name>
     <message>

translations/harbour-fernschreiber-sk.ts

@@ -532,6 +532,10 @@
         <source>Accuracy: %1m</source>
         <translation>Presnosť: %1 m</translation>
     </message>
+    <message>
+        <source>Sponsored Message</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>ChatSelectionPage</name>
@@ -1788,6 +1792,21 @@
         <translation>Zapisovanie...</translation>
     </message>
 </context>
+<context>
+    <name>SponsoredMessage</name>
+    <message>
+        <source>Go to Channel</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Go to Message</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Start Bot</source>
+        <translation type="unfinished"></translation>
+    </message>
+</context>
 <context>
     <name>StickerPicker</name>
     <message>

translations/harbour-fernschreiber-sv.ts

@@ -522,6 +522,10 @@
         <source>Accuracy: %1m</source>
         <translation>Noggrannhet: %1m</translation>
     </message>
+    <message>
+        <source>Sponsored Message</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>ChatSelectionPage</name>
@@ -1761,6 +1765,21 @@
         <translation>Ladda upp...</translation>
     </message>
 </context>
+<context>
+    <name>SponsoredMessage</name>
+    <message>
+        <source>Go to Channel</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Go to Message</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Start Bot</source>
+        <translation type="unfinished"></translation>
+    </message>
+</context>
 <context>
     <name>StickerPicker</name>
     <message>

translations/harbour-fernschreiber-zh_CN.ts

@@ -512,6 +512,10 @@
         <source>Accuracy: %1m</source>
         <translation>精度: %1m</translation>
     </message>
+    <message>
+        <source>Sponsored Message</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>ChatSelectionPage</name>
@@ -1735,6 +1739,21 @@
         <translation>正在上传…</translation>
     </message>
 </context>
+<context>
+    <name>SponsoredMessage</name>
+    <message>
+        <source>Go to Channel</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Go to Message</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Start Bot</source>
+        <translation type="unfinished"></translation>
+    </message>
+</context>
 <context>
     <name>StickerPicker</name>
     <message>

translations/harbour-fernschreiber.ts

@@ -522,6 +522,10 @@
         <source>Accuracy: %1m</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Sponsored Message</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>ChatSelectionPage</name>
@@ -1761,6 +1765,21 @@
         <translation type="unfinished">Uploading...</translation>
     </message>
 </context>
+<context>
+    <name>SponsoredMessage</name>
+    <message>
+        <source>Go to Channel</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Go to Message</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Start Bot</source>
+        <translation type="unfinished"></translation>
+    </message>
+</context>
 <context>
     <name>StickerPicker</name>
     <message>