aleph1.co.uk Git - yaffs-website/blob - web/core/lib/Drupal/Core/Field/DeletedFieldsRepository.php

   1 <?php
   2
   3 namespace Drupal\Core\Field;
   4
   5 use Drupal\Core\State\StateInterface;
   6
   7 /**
   8  * Provides a repository for deleted field and field storage objects.
   9  *
  10  * @internal
  11  */
  12 class DeletedFieldsRepository implements DeletedFieldsRepositoryInterface {
  13
  14   /**
  15    * The state key/value store.
  16    *
  17    * @var \Drupal\Core\State\StateInterface
  18    */
  19   protected $state;
  20
  21   /**
  22    * Constructs a new deleted fields repository.
  23    *
  24    * @param \Drupal\Core\State\StateInterface $state
  25    *   The state key/value store.
  26    */
  27   public function __construct(StateInterface $state) {
  28     $this->state = $state;
  29   }
  30
  31   /**
  32    * {@inheritdoc}
  33    */
  34   public function getFieldDefinitions($field_storage_unique_id = NULL) {
  35     $deleted_field_definitions = $this->state->get('field.field.deleted', []);
  36
  37     if ($field_storage_unique_id) {
  38       $deleted_field_definitions = array_filter($deleted_field_definitions, function (FieldDefinitionInterface $field_definition) use ($field_storage_unique_id) {
  39         return $field_definition->getFieldStorageDefinition()->getUniqueStorageIdentifier() === $field_storage_unique_id;
  40       });
  41     }
  42
  43     return $deleted_field_definitions;
  44   }
  45
  46   /**
  47    * {@inheritdoc}
  48    */
  49   public function getFieldStorageDefinitions() {
  50     return $this->state->get('field.storage.deleted', []);
  51   }
  52
  53   /**
  54    * {@inheritdoc}
  55    */
  56   public function addFieldDefinition(FieldDefinitionInterface $field_definition) {
  57     $deleted_field_definitions = $this->state->get('field.field.deleted', []);
  58     $deleted_field_definitions[$field_definition->getUniqueIdentifier()] = $field_definition;
  59     $this->state->set('field.field.deleted', $deleted_field_definitions);
  60
  61     return $this;
  62   }
  63
  64   /**
  65    * {@inheritdoc}
  66    */
  67   public function addFieldStorageDefinition(FieldStorageDefinitionInterface $field_storage_definition) {
  68     $deleted_storage_definitions = $this->state->get('field.storage.deleted', []);
  69     $deleted_storage_definitions[$field_storage_definition->getUniqueStorageIdentifier()] = $field_storage_definition;
  70     $this->state->set('field.storage.deleted', $deleted_storage_definitions);
  71
  72     return $this;
  73   }
  74
  75   /**
  76    * {@inheritdoc}
  77    */
  78   public function removeFieldDefinition(FieldDefinitionInterface $field_definition) {
  79     $deleted_field_definitions = $this->state->get('field.field.deleted', []);;
  80     unset($deleted_field_definitions[$field_definition->getUniqueIdentifier()]);
  81     $this->state->set('field.field.deleted', $deleted_field_definitions);
  82
  83     return $this;
  84   }
  85
  86   /**
  87    * {@inheritdoc}
  88    */
  89   public function removeFieldStorageDefinition(FieldStorageDefinitionInterface $field_storage_definition) {
  90     $deleted_storage_definitions = $this->state->get('field.storage.deleted', []);
  91     unset($deleted_storage_definitions[$field_storage_definition->getUniqueStorageIdentifier()]);
  92     $this->state->set('field.storage.deleted', $deleted_storage_definitions);
  93
  94     return $this;
  95   }
  96
  97 }