function _rooms_select_rooms_validation in Rooms - Drupal Booking for Hotels, B&Bs and Vacation Rentals 7

Helper validate function to ensure that at least one room is selected.

2 calls to _rooms_select_rooms_validation()

rooms_availability_update_status_form_validate in modules/rooms_availability/rooms_availability.module

Validate callback for rooms_availability_update_status_form form.

rooms_pricing_update_form_validate in modules/rooms_pricing/rooms_pricing.module

Validate callback for rooms_pricing_update_form form.

File

./rooms.module, line 1158

Provides basic underlying functionality and configuration options used by all Rooms modules

Code

function _rooms_select_rooms_validation($form_state) {
  $select_rooms = FALSE;
  if ($form_state['values']['select-all'] == ROOMS_ALL_PAGES || $form_state['values']['select-all'] == ROOMS_THIS_PAGE) {
    $select_rooms = TRUE;
  }
  else {
    foreach ($form_state['values'] as $key => $value) {
      if (strpos($key, 'rooms-') === 0 && $value == '1') {
        $select_rooms = TRUE;
      }
    }
  }
  if (!$select_rooms) {
    form_set_error('select-all', t('You have to select at least one unit to update.'));
  }
}