/** * @param string $columnIdentifier * @return array */ protected function getExcelSettingsByColumnIdentifier($columnIdentifier) { $excelSettings = null; if ($this->columnConfigCollection->hasIdentifier($columnIdentifier)) { $excelSettings = $this->columnConfigCollection->getColumnConfigByIdentifier($columnIdentifier)->getSettings('excelExport'); if (!is_array($excelSettings)) { $excelSettings = array(); } } return $excelSettings; }