public function StaleContentOptionsForm::buildForm in Fastly 8.3

Form constructor.

Parameters

array $form: An associative array containing the structure of the form.

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

Return value

array The form structure.

Overrides ConfigFormBase::buildForm

File

src/Form/StaleContentOptionsForm.php, line 77

Class

StaleContentOptionsForm

Class StaleContentOptionsForm.

Namespace

Drupal\fastly\Form

Code

public function buildForm(array $form, FormStateInterface $form_state) {
  $config = $this
    ->config('fastly.settings');
  $form['stale_while_revalidate'] = [
    '#type' => 'checkbox',
    '#title' => $this
      ->t('Stale while revalidate'),
    '#description' => $this
      ->t("Activate the stale-while-revalidate tag to improve experience for users attempting to access expired content."),
    '#default_value' => $config
      ->get('stale_while_revalidate'),
  ];
  $form['stale_while_revalidate_value'] = [
    '#type' => 'number',
    '#description' => $this
      ->t('Number of seconds to show stale content while revalidating cache. More details <a href=":serving_stale_content">here</a>.', [
      ':serving_stale_content' => 'https://docs.fastly.com/guides/performance-tuning/serving-stale-content',
    ]),
    '#default_value' => $config
      ->get('stale_while_revalidate_value') ?: 604800,
    '#states' => [
      'visible' => [
        ':input[name="stale_while_revalidate"]' => [
          'checked' => TRUE,
        ],
      ],
      'required' => [
        ':input[name="stale_while_revalidate"]' => [
          'checked' => FALSE,
        ],
      ],
    ],
  ];
  $form['stale_if_error'] = [
    '#type' => 'checkbox',
    '#title' => $this
      ->t('Stale if error'),
    '#description' => $this
      ->t('Number of seconds to show stale content if the origin server becomes unavailable.'),
    '#default_value' => $config
      ->get('stale_if_error'),
  ];
  $form['stale_if_error_value'] = [
    '#type' => 'number',
    '#description' => $this
      ->t('Number of seconds to show stale content if the origin server becomes unavailable/returns errors. More details <a
href=":serving_stale_content">here</a>.', [
      ':serving_stale_content' => 'https://docs.fastly.com/guides/performance-tuning/serving-stale-content',
    ]),
    '#default_value' => $config
      ->get('stale_if_error_value') ?: 604800,
    '#states' => [
      'visible' => [
        ':input[name="stale_if_error"]' => [
          'checked' => TRUE,
        ],
      ],
      'required' => [
        ':input[name="stale_if_error"]' => [
          'checked' => FALSE,
        ],
      ],
    ],
  ];
  return parent::buildForm($form, $form_state);
}