Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\quickedit\Access;
Chris@0: 
Chris@0: use Drupal\Core\Access\AccessResult;
Chris@0: use Drupal\Core\Routing\Access\AccessInterface;
Chris@0: use Drupal\Core\Session\AccountInterface;
Chris@0: use Drupal\Core\Entity\EntityInterface;
Chris@0: 
Chris@0: /**
Chris@0:  * Access check for in-place editing entity fields.
Chris@0:  */
Chris@0: class QuickEditEntityFieldAccessCheck implements AccessInterface, QuickEditEntityFieldAccessCheckInterface {
Chris@0: 
Chris@0:   /**
Chris@0:    * Checks Quick Edit access to the field.
Chris@0:    *
Chris@0:    * @param \Drupal\Core\Entity\EntityInterface $entity
Chris@0:    *   The entity containing the field.
Chris@0:    * @param string $field_name
Chris@0:    *   The field name.
Chris@0:    * @param string $langcode
Chris@0:    *   The langcode.
Chris@0:    * @param \Drupal\Core\Session\AccountInterface $account
Chris@0:    *   The currently logged in account.
Chris@0:    *
Chris@0:    * @return \Drupal\Core\Access\AccessResultInterface
Chris@0:    *   The access result.
Chris@0:    *
Chris@0:    * @todo Use the $account argument: https://www.drupal.org/node/2266809.
Chris@0:    */
Chris@0:   public function access(EntityInterface $entity, $field_name, $langcode, AccountInterface $account) {
Chris@0:     if (!$this->validateRequestAttributes($entity, $field_name, $langcode)) {
Chris@0:       return AccessResult::forbidden();
Chris@0:     }
Chris@0: 
Chris@0:     return $this->accessEditEntityField($entity, $field_name);
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function accessEditEntityField(EntityInterface $entity, $field_name) {
Chris@0:     return $entity->access('update', NULL, TRUE)->andIf($entity->get($field_name)->access('edit', NULL, TRUE));
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Validates request attributes.
Chris@0:    */
Chris@0:   protected function validateRequestAttributes(EntityInterface $entity, $field_name, $langcode) {
Chris@0:     // Validate the field name and language.
Chris@0:     if (!$field_name || !$entity->hasField($field_name)) {
Chris@0:       return FALSE;
Chris@0:     }
Chris@0:     if (!$langcode || !$entity->hasTranslation($langcode)) {
Chris@0:       return FALSE;
Chris@0:     }
Chris@0: 
Chris@0:     return TRUE;
Chris@0:   }
Chris@0: 
Chris@0: }