function field_default_form_errors

Transfer field-level validation errors to widgets.

File

modules/field/field.form.inc, line 400

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'])) {
        // Locate the correct element in the form.
        $element = drupal_array_get_nested_value($form_state['complete form'], $field_state['array_parents']);
        // Only set errors if the element is accessible.
        if (!isset($element['#access']) || $element['#access']) {
            $function = $instance['widget']['module'] . '_field_widget_error';
            $function_exists = function_exists($function);
            $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, pass all errors 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['message']);
                    }
                }
            }
            // 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);
        }
    }
}