field_default_form_errors

Transfer field-level validation errors to widgets.

1 call to field_default_form_errors()

1 invocation of field_default_form_errors()

File

modules/field/field.form.inc, line 361

Field forms management.

Code

function field_default_form_errors($entity_type, $entity, $field, $instance, $langcode, $items, $form, &$form_state) {
  $field_state = field_form_get_state($form['#parents'], $field['field_name'], $langcode, $form_state);

  if (!empty($field_state['errors'])) {
    $function = $instance['widget']['module'] . '_field_widget_error';
    $function_exists = function_exists($function);

    // Locate the correct element in the the form.
    $element = drupal_array_get_nested_value($form_state['complete form'], $field_state['array_parents']);

    $multiple_widget = field_behaviors_widget('multiple values', $instance) != FIELD_BEHAVIOR_DEFAULT;
    foreach ($field_state['errors'] as $delta => $delta_errors) {
      // For multiple single-value widgets, pass errors by delta.
      // For a multiple-value widget, all errors are passed to the main widget.
      $error_element = $multiple_widget ? $element : $element[$delta];
      foreach ($delta_errors as $error) {
        if ($function_exists) {
          $function($error_element, $error, $form, $form_state);
        }
        else {
          // Make sure that errors are reported (even incorrectly flagged) if
          // the widget module fails to implement hook_field_widget_error().
          form_error($error_element, $error['error']);
        }
      }
    }
    // Reinitialize the errors list for the next submit.
    $field_state['errors'] = array();
    field_form_set_state($form['#parents'], $field['field_name'], $langcode, $form_state, $field_state);
  }
}