original_string: public static function is_async_pending($id, $type, $operation) {
          global $DB, $USER, $CFG;
          $asyncpending = false;
  
          // Only check for pending async operations if async mode is enabled.
          require_once($CFG->dirroot . '/backup/util/interfaces/checksumable.class.php');
          require_once($CFG->dirroot . '/backup/backup.class.php');
  
          if (self::is_async_enabled()) {
              $select = 'userid = ? AND itemid = ? AND type = ? AND operation = ? AND execution = ? AND status < ? AND status > ?';
              $params = array(
                  $USER->id,
                  $id,
                  $type,
                  $operation,
                  backup::EXECUTION_DELAYED,
                  backup::STATUS_FINISHED_ERR,
                  backup::STATUS_NEED_PRECHECK
              );
              $asyncpending = $DB->record_exists_select('backup_controllers', $select, $params);
          }
          return $asyncpending;
      }
code: public static function is_async_pending($id, $type, $operation) {
          global $DB, $USER, $CFG;
          $asyncpending = false;
  
          // Only check for pending async operations if async mode is enabled.
          require_once($CFG->dirroot . '/backup/util/interfaces/checksumable.class.php');
          require_once($CFG->dirroot . '/backup/backup.class.php');
  
          if (self::is_async_enabled()) {
              $select = 'userid = ? AND itemid = ? AND type = ? AND operation = ? AND execution = ? AND status < ? AND status > ?';
              $params = array(
                  $USER->id,
                  $id,
                  $type,
                  $operation,
                  backup::EXECUTION_DELAYED,
                  backup::STATUS_FINISHED_ERR,
                  backup::STATUS_NEED_PRECHECK
              );
              $asyncpending = $DB->record_exists_select('backup_controllers', $select, $params);
          }
          return $asyncpending;
      }
code_tokens: public static function is_async_pending ( $ id , $ type , $ operation ) { global $ DB , $ USER , $ CFG ; $ asyncpending = false ; // Only check for pending async operations if async mode is enabled. require_once ( $ CFG -> dirroot . '/backup/util/interfaces/checksumable.class.php' ) ; require_once ( $ CFG -> dirroot . '/backup/backup.class.php' ) ; if ( self :: is_async_enabled ( ) ) { $ select = 'userid = ? AND itemid = ? AND type = ? AND operation = ? AND execution = ? AND status < ? AND status > ?' ; $ params = array ( $ USER -> id , $ id , $ type , $ operation , backup :: EXECUTION_DELAYED , backup :: STATUS_FINISHED_ERR , backup :: STATUS_NEED_PRECHECK ) ; $ asyncpending = $ DB -> record_exists_select ( 'backup_controllers' , $ select , $ params ) ; } return $ asyncpending ; }
docstring: Check if there is a pending async operation for given details.
  
  @param int $id The item id to check in the backup record.
  @param string $type The type of operation: course, activity or section.
  @param string $operation Operation backup or restore.
  @return boolean $asyncpedning Is there a pending async operation.
docstring_tokens: Check if there is a pending async operation for given details .