--- /dev/null
+<?php
+
+namespace Drupal\shortcut;
+
+use Drupal\Component\Uuid\UuidInterface;
+use Drupal\Core\Config\ConfigFactoryInterface;
+use Drupal\Core\Config\Entity\ConfigEntityStorage;
+use Drupal\Core\Entity\EntityTypeInterface;
+use Drupal\Core\Extension\ModuleHandlerInterface;
+use Drupal\Core\Language\LanguageManagerInterface;
+use Drupal\Core\Session\AccountInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Defines a storage for shortcut_set entities.
+ */
+class ShortcutSetStorage extends ConfigEntityStorage implements ShortcutSetStorageInterface {
+
+ /**
+ * The module handler.
+ *
+ * @var \Drupal\Core\Extension\ModuleHandlerInterface
+ */
+ protected $moduleHandler;
+
+ /**
+ * Constructs a ShortcutSetStorageController object.
+ *
+ * @param \Drupal\Core\Entity\EntityTypeInterface $entity_info
+ * The entity info for the entity type.
+ * @param \Drupal\Core\Config\ConfigFactoryInterface $config_factory
+ * The config factory service.
+ * @param \Drupal\Component\Uuid\UuidInterface $uuid_service
+ * The UUID service.
+ * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
+ * The module handler.
+ * @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
+ * The language manager.
+ */
+ public function __construct(EntityTypeInterface $entity_info, ConfigFactoryInterface $config_factory, UuidInterface $uuid_service, ModuleHandlerInterface $module_handler, LanguageManagerInterface $language_manager) {
+ parent::__construct($entity_info, $config_factory, $uuid_service, $language_manager);
+
+ $this->moduleHandler = $module_handler;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public static function createInstance(ContainerInterface $container, EntityTypeInterface $entity_info) {
+ return new static(
+ $entity_info,
+ $container->get('config.factory'),
+ $container->get('uuid'),
+ $container->get('module_handler'),
+ $container->get('language_manager')
+ );
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function deleteAssignedShortcutSets(ShortcutSetInterface $entity) {
+ // First, delete any user assignments for this set, so that each of these
+ // users will go back to using whatever default set applies.
+ db_delete('shortcut_set_users')
+ ->condition('set_name', $entity->id())
+ ->execute();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function assignUser(ShortcutSetInterface $shortcut_set, $account) {
+ db_merge('shortcut_set_users')
+ ->key('uid', $account->id())
+ ->fields(['set_name' => $shortcut_set->id()])
+ ->execute();
+ drupal_static_reset('shortcut_current_displayed_set');
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function unassignUser($account) {
+ $deleted = db_delete('shortcut_set_users')
+ ->condition('uid', $account->id())
+ ->execute();
+ return (bool) $deleted;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getAssignedToUser($account) {
+ $query = db_select('shortcut_set_users', 'ssu');
+ $query->fields('ssu', ['set_name']);
+ $query->condition('ssu.uid', $account->id());
+ return $query->execute()->fetchField();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function countAssignedUsers(ShortcutSetInterface $shortcut_set) {
+ return db_query('SELECT COUNT(*) FROM {shortcut_set_users} WHERE set_name = :name', [':name' => $shortcut_set->id()])->fetchField();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getDefaultSet(AccountInterface $account) {
+ // Allow modules to return a default shortcut set name. Since we can only
+ // have one, we allow the last module which returns a valid result to take
+ // precedence. If no module returns a valid set, fall back on the site-wide
+ // default, which is the lowest-numbered shortcut set.
+ $suggestions = array_reverse($this->moduleHandler->invokeAll('shortcut_default_set', [$account]));
+ $suggestions[] = 'default';
+ $shortcut_set = NULL;
+ foreach ($suggestions as $name) {
+ if ($shortcut_set = $this->load($name)) {
+ break;
+ }
+ }
+
+ return $shortcut_set;
+ }
+
+}