BynderSelect2SimpleWidget.php in Bynder 4.0.x

Namespace

Drupal\bynder_select2\Plugin\Field\FieldWidget

File

modules/bynder_select2/src/Plugin/Field/FieldWidget/BynderSelect2SimpleWidget.php

<?php

namespace Drupal\bynder_select2\Plugin\Field\FieldWidget;

use Drupal\Component\Utility\Html;
use Drupal\Core\Field\Plugin\Field\FieldWidget\OptionsSelectWidget;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Field\FieldItemListInterface;

/**
 * Plugin implementation of the 'bynder_select2_simple_widget' widget.
 *
 * @FieldWidget(
 *   id = "bynder_select2_simple_widget",
 *   label = @Translation("Bynder select2"),
 *   field_types = {
 *     "list_string",
 *     "list_integer"
 *   },
 *   multiple_values = TRUE
 * )
 */
class BynderSelect2SimpleWidget extends OptionsSelectWidget {

  /**
   * {@inheritdoc}
   */
  public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) {
    $element = parent::formElement($items, $delta, $element, $form, $form_state);
    $field_name = $this->fieldDefinition
      ->getFieldStorageDefinition()
      ->getName();
    $element += [
      '#type' => 'bynder_select2_simple_element',
      '#options' => $this
        ->getOptions($items
        ->getEntity()),
      '#default_value' => $this
        ->getSelectedOptions($items),
      // Do not display a 'multiple' select box if there is only one option.
      '#placeholder' => $this
        ->getSetting('placeholder'),
      '#multiple' => $this->multiple && count($this->options) > 1,
    ];
    if (isset($element['#options']['_none'])) {
      $element['#options'] = [
        '' => '',
      ] + $element['#options'];
      unset($element['#options']['_none']);
    }
    $class = 'bynder-select2-' . hash('md5', Html::getUniqueId('bynder-select2-' . $field_name));
    $select2_settings = [
      'selector' => '.' . $class,
      'field_name' => $field_name,
      'settings' => $this
        ->getSettings(),
      'placeholder_text' => $element['#placeholder'],
    ];
    $element['#attached']['drupalSettings']['bynder_select2'][$class] = $select2_settings;
    $element['#attributes']['class'][] = $class;
    $element['#attached']['library'][] = 'bynder_select2/bynder_select2.widget';
    return $element;
  }

}

Classes

Name	Description
BynderSelect2SimpleWidget	Plugin implementation of the 'bynder_select2_simple_widget' widget.