update

update.php

<?php
    static::applyFilter('save', function($self, $params, $chain) {
      // TODO if they are applying for concession, write this to the mysql_
      // "registrations" table
      $data = $params['entity']->data();
      if ($data['registration_fee_type'] == 'concession') {
        $registration = Registrations::first(array('conditions' => array('id' => $data['registration_id'])));
        $registration->concession_applied_for = 1;
        $registration->save(null, array('validate' => false));
      }
      $data = $chain->next($self, $params, $chain);
      return $data;
    });