Создание задачи из почты

   if (CModule::IncludeModule("tasks")) {
      $from = CMailUtil::ExtractMailAddress($arMessageFields['FIELD_FROM']);


      $arrFilter = array("ACTIVE" => "Y","GROUPS_ID" => array($USER_GROUP_ID));
      $sort_by = "ID";
      $sort_ord = "ASC";
      $dbUsers = CUser::GetList($sort_by, $sort_ord, $arrFilter);
      while ($arUser = $dbUsers->Fetch()) {
         $USERS_for_TASK[] = $arUser["ID"];
      }

      if(count($USERS_for_TASK)>0) {
         $task = new \Bitrix\Tasks\Item\Task(); 
         $task['TITLE'] =  $from.':Обработка обращения от '.date('d.m.Y H:i:s');
         $task['GROUP_ID'] = $USER_WS_GROUP_ID;
         $task['DESCRIPTION'] =  $arMessageFields['TITLE'].'<br>'.$arMessageFields['BODY'];
         $task["RESPONSIBLE_ID"] = $USER_RES_ID; 
         $task["ACCOMPLICES"] = $USERS_for_TASK; 
          
         $task["STATUS"] = 2;
         $task["CREATED_BY"] = $USER_RES_ID;
      }


      $newFiles = array();
      $storage = \Bitrix\Disk\Driver::getInstance()->getStorageByGroupId($USER_WS_GROUP_ID); 

      if ($storage && $arMessageFields['ID'] > 0) {
         $folder = $storage->getFolderForUploadedFiles();
         //добавляем к задаче вложения
         $dbr_attach = CMailAttachment::GetList(Array("NAME" => "ASC", "ID" => "ASC"), Array("MESSAGE_ID" => $arMessageFields['ID']));

         while ($dbr_attach_arr = $dbr_attach->GetNext()) {
            
            if ($dbr_attach_arr["FILE_NAME"]=='1.tmp' ||
                  preg_match_all('/\\.(?:exe|html|phtml|pl|js|htm|py|php|php4|php3|phtml|shtml)$/i', $dbr_attach_arr["FILE_NAME"], $p_matches, PREG_PATTERN_ORDER))
               continue;

               $dbr = CMailAttachment::GetByID($dbr_attach_arr["ID"]);

               if($dbr_arr = $dbr->Fetch()) {
                  $fname =  $_SERVER['DOCUMENT_ROOT']."/upload/from_mail/".$date.$dbr_arr["FILE_NAME"];
                  $handle = fopen($fname, 'wb');
                  fwrite($handle, $dbr_arr["FILE_DATA"]);
                  fclose($handle);
                  $arFile = CFile::MakeFileArray($fname);

                  $file = $folder->uploadFile($arFile, array(
                     'NAME' => $arFile["name"],
                     'CREATED_BY' => $USER_RES_ID
                  ), 
                  array(), true);

                  $newFiles[] = "n".$file->getId();
                  $task["UF_TASK_WEBDAV_FILES"] = $newFiles;

               }

         }
      }


      $result = $task->save();
      AddMessage2Log($result, $task['TITLE'].' resultTask');
      AddMessage2Log($result->dump(), $task['TITLE'].'resultTask->dump');
      AddMessage2Log($result->isSuccess(), $task['TITLE'].'resultTask->isSuccess');

   }