function _webform_productfield_required_multiple_quantities_validate in Commerce Webform 7

Same name and namespace in other branches

1. 8 productfield.inc \_webform_productfield_required_multiple_quantities_validate()
2. 7.2 productfield.inc \_webform_productfield_required_multiple_quantities_validate()

Validate a required multiple selection with quantity selection control. At least one sub element must have a positivie quantity set.

1 string reference to '_webform_productfield_required_multiple_quantities_validate'

_webform_render_productfield in ./productfield.inc

Implements _webform_render_component().

File

./productfield.inc, line 669

Code

function _webform_productfield_required_multiple_quantities_validate($element, &$form_state, $form) {
  if ($element['#required']) {
    $form_key = $element['#webform_component']['form_key'];
    foreach ($form_state['values']['submitted'][$form_key] as $product_id => $quantity) {
      if ($quantity > 0) {

        // At least one element has a quantity set.
        return;
      }
    }
    $name = implode('][', $element['#parents']);
    form_set_error($name, t('You must choose at least one product from this selection by setting its quantity to something greater than 1'));
  }
}