public function LinkWithAttributesWidget::massageFormValues in Link Attributes widget 8

Massages the form values into the format expected for field values.

Parameters

array $values: The submitted form values produced by the widget.

• If the widget does not manage multiple values itself, the array holds the values generated by the multiple copies of the $element generated by the formElement() method, keyed by delta.
• If the widget manages multiple values, the array holds the values of the form element generated by the formElement() method.

array $form: The form structure where field elements are attached to. This might be a full form structure, or a sub-element of a larger form.

\Drupal\Core\Form\FormStateInterface $form_state: The form state.

Return value

array An array of field values, keyed by delta.

Overrides LinkWidget::massageFormValues

File

src/Plugin/Field/FieldWidget/LinkWithAttributesWidget.php, line 148

Class

LinkWithAttributesWidget

Plugin implementation of the 'link' widget.

Namespace

Drupal\link_attributes\Plugin\Field\FieldWidget

Code

public function massageFormValues(array $values, array $form, FormStateInterface $form_state) {

  // Convert a class string to an array so that it can be merged reliable.
  foreach ($values as $delta => $value) {
    if (isset($value['options']['attributes']['class']) && is_string($value['options']['attributes']['class'])) {
      $values[$delta]['options']['attributes']['class'] = explode(' ', $value['options']['attributes']['class']);
    }
  }
  return array_map(function (array $value) {
    if (isset($value['options']['attributes'])) {
      $value['options']['attributes'] = array_filter($value['options']['attributes'], function ($attribute) {
        return $attribute !== "";
      });
    }
    return $value;
  }, $values);
}