protected function AutocompleteWidgetBase::prepareElement in Entity reference 8

Prepapre the element.

@default_path The menu item to be used in the autocomplete path.

3 calls to AutocompleteWidgetBase::prepareElement()

AutocompleteTagsWidget::formElement in lib/Drupal/entityreference/Plugin/field/widget/AutocompleteTagsWidget.php

Implements Drupal\field\Plugin\Type\Widget\WidgetInterface::formElement().

AutocompleteWidget::formElement in lib/Drupal/entityreference/Plugin/field/widget/AutocompleteWidget.php

Implements Drupal\field\Plugin\Type\Widget\WidgetInterface::formElement().

AutocompleteWidgetBase::formElement in lib/Drupal/entityreference/Plugin/field/widget/AutocompleteWidgetBase.php

Implements Drupal\field\Plugin\Type\Widget\WidgetInterface::formElement().

File

lib/Drupal/entityreference/Plugin/field/widget/AutocompleteWidgetBase.php, line 61

Definition of Drupal\entityreference\Plugin\field\widget\AutocompleteWidgetBase.

Class

AutocompleteWidgetBase

Parent plugin for entity-reference autocomplete widgets.

Namespace

Drupal\entityreference\Plugin\field\widget

Code

protected function prepareElement(array $items, $delta, array $element, $langcode, array &$form, array &$form_state, $default_path) {
  $instance = $this->instance;
  $field = $this->field;
  $entity = isset($element['#entity']) ? $element['#entity'] : NULL;

  // Prepare the autocomplete path.
  $path = $this
    ->getSetting('path');
  $autocomplete_path = !empty($path) ? $path : $default_path;
  $autocomplete_path .= '/' . $field['field_name'] . '/' . $instance['entity_type'] . '/' . $instance['bundle'] . '/';

  // Use <NULL> as a placeholder in the URL when we don't have an entity.
  // Most webservers collapse two consecutive slashes.
  $id = 'NULL';
  if ($entity) {
    if ($eid = $entity
      ->id()) {
      $id = $eid;
    }
  }
  $autocomplete_path .= $id;
  $element += array(
    '#type' => 'textfield',
    '#maxlength' => 1024,
    '#default_value' => implode(', ', $this
      ->getLabels($items)),
    '#autocomplete_path' => $autocomplete_path,
    '#size' => $this
      ->getSetting('size'),
    '#element_validate' => array(
      array(
        $this,
        'elementValidate',
      ),
    ),
  );
  return $element;
}