public static function Zone::processZone in Address 8

Processes the zone form element.

Parameters

array $element: The form element to process.

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

array $complete_form: The complete form structure.

Return value

array The processed element.

Throws

\InvalidArgumentException Thrown when the #default_value is malformed.

File

src/Element/Zone.php, line 112

Class

Zone

Provides a zone form element.

Namespace

Drupal\address\Element

Code

public static function processZone(array &$element, FormStateInterface $form_state, array &$complete_form) {
  if (!empty($element['#default_value']['territories']) && !is_array($element['#default_value']['territories'])) {
    throw new \InvalidArgumentException('The #default_value "territories" property must be an array.');
  }
  $id_prefix = implode('-', $element['#parents']);
  $wrapper_id = Html::getUniqueId($id_prefix . '-ajax-wrapper');
  $button_id_prefix = implode('_', $element['#parents']);
  $value = $element['#value'];
  $element_state = self::getElementState($element['#parents'], $form_state);
  if (!isset($element_state['territories'])) {

    // Default to a single empty row if no other value was provided.
    $element_state['territories'] = $value['territories'];
    $element_state['territories'] = $element_state['territories'] ?: [
      NULL,
    ];
    self::setElementState($element['#parents'], $form_state, $element_state);
  }
  $element = [
    '#tree' => TRUE,
    '#prefix' => '<div id="' . $wrapper_id . '">',
    '#suffix' => '</div>',
  ] + $element;
  $element['label'] = [
    '#type' => 'textfield',
    '#title' => t('Zone label'),
    '#default_value' => $value['label'],
    '#access' => $element['#show_label_field'],
  ];
  $element['territories'] = [
    '#type' => 'table',
    '#header' => [
      t('Territory'),
      t('Operations'),
    ],
    '#input' => FALSE,
  ];
  foreach ($element_state['territories'] as $index => $territory) {
    $territory_form =& $element['territories'][$index];
    $territory_form['territory'] = [
      '#type' => 'address_zone_territory',
      '#default_value' => $territory,
      '#available_countries' => $element['#available_countries'],
      '#required' => $element['#required'],
      // Remove the 'territory' level from form state values.
      '#parents' => array_merge($element['#parents'], [
        'territories',
        $index,
      ]),
    ];
    $territory_form['remove'] = [
      '#type' => 'submit',
      '#name' => $button_id_prefix . '_remove_territory' . $index,
      '#value' => t('Remove'),
      '#limit_validation_errors' => [],
      '#submit' => [
        [
          get_called_class(),
          'removeTerritorySubmit',
        ],
      ],
      '#territory_index' => $index,
      '#ajax' => [
        'callback' => [
          get_called_class(),
          'ajaxRefresh',
        ],
        'wrapper' => $wrapper_id,
      ],
    ];
  }
  $element['territories'][] = [
    'add_territory' => [
      '#type' => 'submit',
      '#name' => $button_id_prefix . '_add_territory',
      '#value' => t('Add territory'),
      '#submit' => [
        [
          get_called_class(),
          'addTerritorySubmit',
        ],
      ],
      '#limit_validation_errors' => [],
      '#ajax' => [
        'callback' => [
          get_called_class(),
          'ajaxRefresh',
        ],
        'wrapper' => $wrapper_id,
      ],
    ],
  ];
  return $element;
}