SocialMediaLinksFieldSelectWidget.php in Social Media Links Block and Field 8.2
File
modules/social_media_links_field/src/Plugin/Field/FieldWidget/SocialMediaLinksFieldSelectWidget.php
View source
<?php
namespace Drupal\social_media_links_field\Plugin\Field\FieldWidget;
use Drupal\Core\Field\FieldItemListInterface;
use Drupal\Core\Form\FormStateInterface;
use Symfony\Component\Validator\ConstraintViolationInterface;
class SocialMediaLinksFieldSelectWidget extends SocialMediaLinksFieldBaseWidget {
public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) {
$item = $items[$delta];
$value = $item
->getEntity()
->isNew() ? $this
->getInitialValues() : $item
->toArray();
$element['platform_element'] = [
'#type' => 'social_media_links_platforms',
'#required' => $this->fieldDefinition
->isRequired(),
'#default_value' => $value,
'#available_platforms' => $this
->getAvailablePlatformOptions(),
];
return $element;
}
protected function getInitialValues() {
$initial_values = [
'platform' => '',
'value' => '',
];
return $initial_values;
}
public function errorElement(array $element, ConstraintViolationInterface $violation, array $form, FormStateInterface $form_state) {
$error_element = NestedArray::getValue($element['platform_element'], $violation->arrayPropertyPath);
return is_array($error_element) ? $error_element : FALSE;
}
public function massageFormValues(array $values, array $form, FormStateInterface $form_state) {
$new_values = [];
foreach ($values as $delta => $value) {
$new_values[$delta] = $value['platform_element'];
}
return $new_values;
}
}