/**
* Get Option Group ID for PDF Page Formats.
*
* @return int
* Group ID (null if Group ID doesn't exist)
*/
private static function _getGid()
{
if (!self::$_gid) {
self::$_gid = CRM_Core_DAO::getFieldValue('CRM_Core_DAO_OptionGroup', 'pdf_format', 'id', 'name');
if (!self::$_gid) {
CRM_Core_Error::fatal(ts('PDF Format Option Group not found in database.'));
}
}
return self::$_gid;
}
