Support forwsrd text for login URL buttons.

GitOrigin-RevId: c5682599198cacfd7b7945f6b43e6af4ded4aedf

td/generate/scheme/td_api.tl

@@ -643,8 +643,8 @@ keyboardButton text:string type:KeyboardButtonType = KeyboardButton;
 //@description A button that opens a specified URL @url HTTP or tg:// URL to open
 inlineKeyboardButtonTypeUrl url:string = InlineKeyboardButtonType;
 
-//@description A button that opens a specified URL and automatically logs in in current user if they allowed to do that @url HTTP URL to open @id Unique button identifier
+//@description A button that opens a specified URL and automatically logs in in current user if they allowed to do that @url HTTP URL to open @id Unique button identifier @forward_text If non-empty, new text of the button in forwarded messages
-inlineKeyboardButtonTypeLoginUrl url:string id:int32 = InlineKeyboardButtonType;
+inlineKeyboardButtonTypeLoginUrl url:string id:int32 forward_text:string = InlineKeyboardButtonType;
 
 //@description A button that sends a special callback query to a bot @data Data to be sent to the bot via a callback query
 inlineKeyboardButtonTypeCallback data:bytes = InlineKeyboardButtonType;

td/generate/scheme/telegram_api.tl

@@ -512,8 +512,8 @@ keyboardButtonRequestGeoLocation#fc796b3f text:string = KeyboardButton;
 keyboardButtonSwitchInline#568a748 flags:# same_peer:flags.0?true text:string query:string = KeyboardButton;
 keyboardButtonGame#50f41ccf text:string = KeyboardButton;
 keyboardButtonBuy#afd93fbb text:string = KeyboardButton;
-keyboardButtonUrlAuth#77a34975 text:string url:string button_id:int = KeyboardButton;
+keyboardButtonUrlAuth#10b78d29 flags:# text:string fwd_text:flags.0?string url:string button_id:int = KeyboardButton;
-inputKeyboardButtonUrlAuth#af24bb74 flags:# request_write_access:flags.0?true text:string url:string bot:InputUser = KeyboardButton;
+inputKeyboardButtonUrlAuth#d02e7fd4 flags:# request_write_access:flags.0?true text:string fwd_text:flags.1?string url:string bot:InputUser = KeyboardButton;
 
 keyboardButtonRow#77608b83 buttons:Vector<KeyboardButton> = KeyboardButtonRow;
 

td/telegram/MessagesManager.cpp

@@ -18129,6 +18129,10 @@ Result<vector<MessageId>> MessagesManager::forward_messages(DialogId to_dialog_i
             if (button.type == InlineKeyboardButton::Type::SwitchInlineCurrentDialog) {
               button.type = InlineKeyboardButton::Type::SwitchInline;
             }
+            if (!button.forward_text.empty()) {
+              button.text = std::move(button.forward_text);
+              button.forward_text.clear();
+            }
           }
         }
       }

td/telegram/ReplyMarkup.cpp

@@ -228,6 +228,9 @@ static InlineKeyboardButton get_inline_keyboard_button(
       button.id = keyboard_button->button_id_;
       button.text = std::move(keyboard_button->text_);
       button.data = std::move(keyboard_button->url_);
+      if ((keyboard_button->flags_ & telegram_api::keyboardButtonUrlAuth::FWD_TEXT_MASK) != 0) {
+        button.forward_text = std::move(keyboard_button->fwd_text_);
+      }
       break;
     }
     default:
@@ -419,8 +422,12 @@ static Result<InlineKeyboardButton> get_inline_keyboard_button(tl_object_ptr<td_
       auto login_url = td_api::move_object_as<td_api::inlineKeyboardButtonTypeLoginUrl>(button->type_);
       TRY_RESULT(url, check_url(login_url->url_));
       current_button.data = std::move(url);
+      current_button.forward_text = std::move(login_url->forward_text_);
       if (!clean_input_string(current_button.data)) {
-        return Status::Error(400, "Inline keyboard button url must be encoded in UTF-8");
+        return Status::Error(400, "Inline keyboard button login url must be encoded in UTF-8");
+      }
+      if (!clean_input_string(current_button.forward_text)) {
+        return Status::Error(400, "Inline keyboard button forward text must be encoded in UTF-8");
       }
       current_button.id = login_url->id_;
       if (current_button.id == 0 || current_button.id == std::numeric_limits<int32>::min()) {
@@ -589,12 +596,16 @@ static tl_object_ptr<telegram_api::KeyboardButton> get_inline_keyboard_button(
       } else {
         bot_user_id = -bot_user_id;
       }
+      if (!keyboard_button.forward_text.empty()) {
+        flags |= telegram_api::inputKeyboardButtonUrlAuth::FWD_TEXT_MASK;
+      }
       auto input_user = G()->td().get_actor_unsafe()->contacts_manager_->get_input_user(UserId(bot_user_id));
       if (input_user == nullptr) {
         LOG(ERROR) << "Failed to get InputUser for " << bot_user_id;
         return make_tl_object<telegram_api::keyboardButtonUrl>(keyboard_button.text, keyboard_button.data);
       }
       return make_tl_object<telegram_api::inputKeyboardButtonUrlAuth>(flags, false /*ignored*/, keyboard_button.text,
+                                                                      keyboard_button.forward_text,
                                                                       keyboard_button.data, std::move(input_user));
     }
     default:
@@ -694,7 +705,8 @@ static tl_object_ptr<td_api::inlineKeyboardButton> get_inline_keyboard_button_ob
       type = make_tl_object<td_api::inlineKeyboardButtonTypeBuy>();
       break;
     case InlineKeyboardButton::Type::UrlAuth:
-      type = make_tl_object<td_api::inlineKeyboardButtonTypeLoginUrl>(keyboard_button.data, keyboard_button.id);
+      type = make_tl_object<td_api::inlineKeyboardButtonTypeLoginUrl>(keyboard_button.data, keyboard_button.id,
+                                                                      keyboard_button.forward_text);
       break;
     default:
       UNREACHABLE();

td/telegram/ReplyMarkup.h

@@ -28,6 +28,7 @@ struct InlineKeyboardButton {
   Type type;
   int32 id = 0;  // UrlAuth only, button_id or (2 * request_write_access - 1) * bot_user_id
   string text;
+  string forward_text;  // UrlAuth only
   string data;
 };