public function Referrer::form in Metatag 8

Generate a form element for this meta tag.

Parameters

array $element: The existing form element to attach to.

Return value

array The completed form element.

Overrides MetaNameBase::form

File

src/Plugin/metatag/Tag/Referrer.php, line 29

Class

Referrer

The basic "Referrer policy" meta tag.

Namespace

Drupal\metatag\Plugin\metatag\Tag

Code

public function form(array $element = []) {
  $form = [
    '#type' => 'select',
    '#title' => $this
      ->label(),
    '#description' => $this
      ->description(),
    '#options' => [
      'no-referrer' => $this
        ->t('No Referrer'),
      'no-referrer-when-downgrade' => $this
        ->t('No Referrer When Downgrade'),
      'origin' => $this
        ->t('Origin'),
      'origin-when-cross-origin' => $this
        ->t('Origin When Cross-Origin'),
      'same-origin' => $this
        ->t('Same Origin'),
      'strict-origin' => $this
        ->t('Strict Origin'),
      'strict-origin-when-cross-origin' => $this
        ->t('Strict Origin When Cross-Origin'),
      'unsafe-url' => $this
        ->t('Unsafe URL'),
    ],
    '#empty_option' => $this
      ->t('- None -'),
    '#empty_value' => '',
    '#default_value' => $this
      ->value(),
    '#required' => isset($element['#required']) ? $element['#required'] : FALSE,
    '#element_validate' => [
      [
        get_class($this),
        'validateTag',
      ],
    ],
  ];
  return $form;
}