/**
* Returns an array containing, for each field, the arary key used for that
* field in self::$_fields.
*
* @return array
*/
static function &fieldKeys()
{
if (!self::$_fieldKeys) {
self::$_fieldKeys = array('id' => 'pledge_payment_id', 'pledge_id' => 'pledge_id', 'contribution_id' => 'contribution_id', 'scheduled_amount' => 'pledge_payment_scheduled_amount', 'actual_amount' => 'pledge_payment_actual_amount', 'currency' => 'currency', 'scheduled_date' => 'pledge_payment_scheduled_date', 'reminder_date' => 'pledge_payment_reminder_date', 'reminder_count' => 'pledge_payment_reminder_count', 'status_id' => 'pledge_payment_status_id');
}
return self::$_fieldKeys;
}
