function bat_event_edit_form_validate in Booking and Availability Management Tools for Drupal 7

Form API validate callback for the event form.

1 string reference to 'bat_event_edit_form_validate'

bat_event_edit_form in modules/bat_event/bat_event.admin.inc

Form callback: create or edit a event.

File

modules/bat_event/bat_event.admin.inc, line 430

Unit event editing UI.

Code

function bat_event_edit_form_validate(&$form, &$form_state) {

  // Notify field widgets to validate their data.
  entity_form_field_validate('bat_event', $form, $form_state);
  $event_type = bat_event_type_load($form_state['values']['type']);
  $target_field_name = 'event_' . $event_type->target_entity_type . '_reference';
  if ($event_type->fixed_event_states) {
    if ($form_state['values']['bat_start_date'] != '' && $form_state['values']['bat_end_date'] != '' && $form_state['values'][$target_field_name][LANGUAGE_NONE][0]['target_id'] != '') {
      $event_store = new DrupalDBStore($event_type->type, DrupalDBStore::BAT_EVENT, bat_get_db_prefix());
      $start_date = new DateTime($form_state['values']['bat_start_date']);
      $end_date = new DateTime($form_state['values']['bat_end_date']);
      $end_date
        ->sub(new DateInterval('PT1M'));
      $unit = bat_unit_load($form_state['values'][$target_field_name][LANGUAGE_NONE][0]['target_id']);
      $bat_units = array(
        new Unit($unit->unit_id, 0),
      );
      $calendar = new Calendar($bat_units, $event_store);
      $events = $calendar
        ->getEvents($start_date, $end_date);
      foreach ($events[$unit->unit_id] as $event) {
        $event_id = $event
          ->getValue();
        if ($event_id != $form_state['bat_event']->event_id) {
          if ($event = bat_event_load($event_id)) {
            $state = bat_event_load_state($event->event_state_reference[LANGUAGE_NONE][0]['state_id']);
            if ($state['blocking']) {
              form_set_error('', t('Cannot save this event as an event in a blocking state exists within the same timeframe.'));
              break;
            }
          }
        }
      }
    }
  }
}