Name.php in Name Field 8

Namespace

Drupal\name\Element

File

src/Element/Name.php

<?php

namespace Drupal\name\Element;

use Drupal\Core\Render\Element\FormElement;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Security\TrustedCallbackInterface;
use Drupal\Core\Template\Attribute;

/**
 * Provides a name render element.
 *
 * @RenderElement("name")
 */
class Name extends FormElement implements TrustedCallbackInterface {

  /**
   * {@inheritdoc}
   */
  public static function trustedCallbacks() {
    return [
      'preRender',
    ];
  }

  /**
   * Returns the element properties for this element.
   *
   * @return array
   *   An array of element properties. See
   *   \Drupal\Core\Render\ElementInfoManagerInterface::getInfo() for
   *   documentation of the standard properties of all elements, and the
   *   return value format.
   */
  public function getInfo() {
    $parts = _name_translations();
    $field_settings = \Drupal::service('plugin.manager.field.field_type')
      ->getDefaultFieldSettings('name');
    return [
      '#input' => TRUE,
      '#process' => [
        'name_element_expand',
      ],
      '#pre_render' => [
        [
          __CLASS__,
          'preRender',
        ],
      ],
      '#element_validate' => [
        'name_element_validate',
      ],
      '#theme_wrappers' => [
        'form_element',
      ],
      '#show_component_required_marker' => 0,
      '#default_value' => [
        'title' => '',
        'given' => '',
        'middle' => '',
        'family' => '',
        'generational' => '',
        'credentials' => '',
      ],
      '#minimum_components' => $field_settings['minimum_components'],
      '#allow_family_or_given' => $field_settings['allow_family_or_given'],
      '#components' => [
        'title' => [
          'type' => $field_settings['field_type']['title'],
          'title' => $parts['title'],
          'title_display' => 'description',
          'size' => $field_settings['size']['title'],
          'maxlength' => $field_settings['max_length']['title'],
          'options' => $field_settings['title_options'],
          'autocomplete' => FALSE,
        ],
        'given' => [
          'type' => 'textfield',
          'title' => $parts['given'],
          'title_display' => 'description',
          'size' => $field_settings['size']['given'],
          'maxlength' => $field_settings['max_length']['given'],
          'autocomplete' => FALSE,
        ],
        'middle' => [
          'type' => 'textfield',
          'title' => $parts['middle'],
          'title_display' => 'description',
          'size' => $field_settings['size']['middle'],
          'maxlength' => $field_settings['max_length']['middle'],
          'autocomplete' => FALSE,
        ],
        'family' => [
          'type' => 'textfield',
          'title' => $parts['family'],
          'title_display' => 'description',
          'size' => $field_settings['size']['family'],
          'maxlength' => $field_settings['max_length']['family'],
          'autocomplete' => FALSE,
        ],
        'generational' => [
          'type' => $field_settings['field_type']['generational'],
          'title' => $parts['generational'],
          'title_display' => 'description',
          'size' => $field_settings['size']['generational'],
          'maxlength' => $field_settings['max_length']['generational'],
          'options' => $field_settings['generational_options'],
          'autocomplete' => FALSE,
        ],
        'credentials' => [
          'type' => 'textfield',
          'title' => $parts['credentials'],
          'title_display' => 'description',
          'size' => $field_settings['size']['credentials'],
          'maxlength' => $field_settings['max_length']['credentials'],
          'autocomplete' => FALSE,
        ],
      ],
    ];
  }

  /**
   * {@inheritdoc}
   */
  public static function valueCallback(&$element, $input, FormStateInterface $form_state) {
    $value = [
      'title' => '',
      'given' => '',
      'middle' => '',
      'family' => '',
      'generational' => '',
      'credentials' => '',
    ];
    if ($input === FALSE) {
      $element += [
        '#default_value' => [],
      ];
      return $element['#default_value'] + $value;
    }

    // Throw out all invalid array keys; we only allow pass1 and pass2.
    foreach ($value as $allowed_key => $default) {

      // These should be strings, but allow other scalars since they might be
      // valid input in programmatic form submissions. Any nested array values
      // are ignored.
      if (isset($input[$allowed_key]) && is_scalar($input[$allowed_key])) {
        $value[$allowed_key] = (string) $input[$allowed_key];
      }
    }
    return $value;
  }

  /**
   * This function themes the element and controls the title display.
   */
  public static function preRender($element) {
    $layouts = name_widget_layouts();
    $layout = $layouts['stacked'];
    if (!empty($element['#widget_layout']) && isset($layouts[$element['#widget_layout']])) {
      $layout = $layouts[$element['#widget_layout']];
    }
    if (!empty($layout['library'])) {
      if (!isset($element['#attached']['library'])) {
        $element['#attached']['library'] = [];
      }
      $element['#attached']['library'] += $layout['library'];
    }
    $attributes = new Attribute($layout['wrapper_attributes']);
    $element['_name'] = [
      '#prefix' => '<div' . $attributes . '>',
      '#suffix' => '</div>',
    ];
    foreach (_name_translations() as $key => $title) {
      if (isset($element[$key])) {
        $element['_name'][$key] = $element[$key];
        unset($element[$key]);
      }
    }
    if (!empty($element['#component_layout'])) {
      _name_component_layout($element['_name'], $element['#component_layout']);
    }
    return $element;
  }

}

Classes

Name	Description
Name	Provides a name render element.