NegotiationConfigureForm::configureFormTable

protected NegotiationConfigureForm::configureFormTable(array &$form, $type)

protected function configureFormTable(array &$form, $type) {
  $info = $form['#language_types_info'][$type];

  $table_form = array(
    '#title' => $this->t('@type language detection', array('@type' => $info['name'])),
    '#tree' => TRUE,
    '#description' => $info['description'],
    '#language_negotiation_info' => array(),
    '#show_operations' => FALSE,
    'weight' => array('#tree' => TRUE),
  );
  // Only show configurability checkbox for the unlocked language types.
  if (empty($info['locked'])) {
    $configurable = $this->languageTypes->get('configurable');
    $table_form['configurable'] = array(
      '#type' => 'checkbox',
      '#title' => $this->t('Customize %language_name language detection to differ from Interface text language detection settings', array('%language_name' => $info['name'])),
      '#default_value' => in_array($type, $configurable),
      '#attributes' => array('class' => array('language-customization-checkbox')),
      '#attached' => array(
        'library' => array(
          'language/drupal.language.admin'
        ),
      ),
    );
  }

  $negotiation_info = $form['#language_negotiation_info'];
  $enabled_methods = $this->languageTypes->get('negotiation.' . $type . '.enabled') ? : array();
  $methods_weight = $this->languageTypes->get('negotiation.' . $type . '.method_weights') ? : array();

  // Add missing data to the methods lists.
  foreach ($negotiation_info as $method_id => $method) {
    if (!isset($methods_weight[$method_id])) {
      $methods_weight[$method_id] = isset($method['weight']) ? $method['weight'] : 0;
    }
  }

  // Order methods list by weight.
  asort($methods_weight);

  foreach ($methods_weight as $method_id => $weight) {
    // A language method might be no more available if the defining module has
    // been disabled after the last configuration saving.
    if (!isset($negotiation_info[$method_id])) {
      continue;
    }

    $enabled = isset($enabled_methods[$method_id]);
    $method = $negotiation_info[$method_id];

    // List the method only if the current type is defined in its 'types' key.
    // If it is not defined default to all the configurable language types.
    $types = array_flip(isset($method['types']) ? $method['types'] : $form['#language_types']);

    if (isset($types[$type])) {
      $table_form['#language_negotiation_info'][$method_id] = $method;
      $method_name = $method['name'];

      $table_form['weight'][$method_id] = array(
        '#type' => 'weight',
        '#title' => $this->t('Weight for @title language detection method', array('@title' => Unicode::strtolower($method_name))),
        '#title_display' => 'invisible',
        '#default_value' => $weight,
        '#attributes' => array('class' => array("language-method-weight-$type")),
        '#delta' => 20,
      );

      $table_form['title'][$method_id] = array('#plain_text' => $method_name);

      $table_form['enabled'][$method_id] = array(
        '#type' => 'checkbox',
        '#title' => $this->t('Enable @title language detection method', array('@title' => Unicode::strtolower($method_name))),
        '#title_display' => 'invisible',
        '#default_value' => $enabled,
      );
      if ($method_id === LanguageNegotiationSelected::METHOD_ID) {
        $table_form['enabled'][$method_id]['#default_value'] = TRUE;
        $table_form['enabled'][$method_id]['#attributes'] = array('disabled' => 'disabled');
      }

      $table_form['description'][$method_id] = array('#markup' => $method['description']);

      $config_op = array();
      if (isset($method['config_route_name'])) {
        $config_op['configure'] = array(
          'title' => $this->t('Configure'),
          'url' => Url::fromRoute($method['config_route_name']),
        );
        // If there is at least one operation enabled show the operation
        // column.
        $table_form['#show_operations'] = TRUE;
      }
      $table_form['operation'][$method_id] = array(
        '#type' => 'operations',
        '#links' => $config_op,
      );
    }
  }
  $form[$type] = $table_form;
}