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<?php | |
declare(strict_types = 1); | |
namespace Drupal\module_name\Plugin\jsonapi\FieldEnhancer; | |
use Drupal\Component\Render\PlainTextOutput; | |
use Drupal\Core\Plugin\ContainerFactoryPluginInterface; | |
use Drupal\Core\Utility\Token; | |
use Drupal\jsonapi_extras\Plugin\ResourceFieldEnhancerBase; | |
use Drupal\metatag\MetatagManagerInterface; | |
use Shaper\Util\Context; | |
use Symfony\Component\DependencyInjection\ContainerInterface; | |
/** | |
* Prepare metatag value. | |
* | |
* @ResourceFieldEnhancer( | |
* id = "metatag", | |
* label = @Translation("Metatag (Metatag field only)"), | |
* description = @Translation("Add metatag values."), | |
* dependencies = {"metatag"} | |
* ) | |
*/ | |
class MetatagEnhancer extends ResourceFieldEnhancerBase implements ContainerFactoryPluginInterface { | |
/** | |
* The metatag manager. | |
* | |
* @var \Drupal\metatag\MetatagManagerInterface | |
*/ | |
protected $metatagManager; | |
/** | |
* The token service. | |
* | |
* @var \Drupal\Core\Utility\Token | |
*/ | |
protected $token; | |
/** | |
* {@inheritdoc} | |
*/ | |
public function __construct( | |
array $configuration, | |
$plugin_id, | |
array $plugin_definition, | |
MetatagManagerInterface $metatag_manager, | |
Token $token | |
) { | |
parent::__construct($configuration, $plugin_id, $plugin_definition); | |
$this->metatagManager = $metatag_manager; | |
$this->token = $token; | |
} | |
/** | |
* {@inheritdoc} | |
*/ | |
public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) { | |
return new static( | |
$configuration, | |
$plugin_id, | |
$plugin_definition, | |
$container->get('metatag.manager'), | |
$container->get('token') | |
); | |
} | |
/** | |
* {@inheritdoc} | |
*/ | |
protected function doUndoTransform($data, Context $context) { | |
$field_item = $context['field_item_object']; | |
$entity = $field_item->getEntity(); | |
$metatags_for_entity = $this->metatagManager->tagsFromEntityWithDefaults($entity); | |
$token_replacements = [$entity->getEntityTypeId() => $entity]; | |
$replacements_options['clear'] = TRUE; | |
$data = []; | |
foreach ($metatags_for_entity as $metatag_key => $metatag_for_entity) { | |
$data[$metatag_key] = PlainTextOutput::renderFromHtml(htmlspecialchars_decode($this->token->replace($metatag_for_entity, $token_replacements, $replacements_options))); | |
if (empty($data[$metatag_key])) { | |
unset($data[$metatag_key]); | |
} | |
} | |
return [ | |
'value' => $data, | |
]; | |
} | |
/** | |
* {@inheritdoc} | |
*/ | |
protected function doTransform($value, Context $context) { | |
return $value; | |
} | |
/** | |
* {@inheritdoc} | |
*/ | |
public function getOutputJsonSchema() { | |
return [ | |
'type' => 'object', | |
]; | |
} | |
} |
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