function global_filter_proximity_widget_validate in Views Global Filter 8

Same name and namespace in other branches

1. 7 widgets/global_filter.proximitywidget.inc \global_filter_proximity_widget_validate()

Validate the proximity widget.

1 string reference to 'global_filter_proximity_widget_validate'

global_filter_create_proximity_widget in widgets/global_filter.proximitywidget.inc

Create the proximity widget.

File

widgets/global_filter.proximitywidget.inc, line 54

global_filter.proximitywidget.inc

Code

function global_filter_proximity_widget_validate($form, &$form_state) {
  $distance = trim($form_state['values']['distance']);
  if (!empty($distance) && (!is_numeric($distance) || $distance <= 0)) {
    form_set_error('distance', t('Distance must be a positive number.'));
  }
}