diff core/modules/user/src/Plugin/Search/UserSearch.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/user/src/Plugin/Search/UserSearch.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,178 @@
+<?php
+
+namespace Drupal\user\Plugin\Search;
+
+use Drupal\Core\Access\AccessResult;
+use Drupal\Core\Database\Connection;
+use Drupal\Core\Entity\EntityManagerInterface;
+use Drupal\Core\Extension\ModuleHandlerInterface;
+use Drupal\Core\Session\AccountInterface;
+use Drupal\Core\Access\AccessibleInterface;
+use Drupal\search\Plugin\SearchPluginBase;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Executes a keyword search for users against the {users} database table.
+ *
+ * @SearchPlugin(
+ *   id = "user_search",
+ *   title = @Translation("Users")
+ * )
+ */
+class UserSearch extends SearchPluginBase implements AccessibleInterface {
+
+  /**
+   * The database connection.
+   *
+   * @var \Drupal\Core\Database\Connection
+   */
+  protected $database;
+
+  /**
+   * The entity manager.
+   *
+   * @var \Drupal\Core\Entity\EntityManagerInterface
+   */
+  protected $entityManager;
+
+  /**
+   * The module handler.
+   *
+   * @var \Drupal\Core\Extension\ModuleHandlerInterface
+   */
+  protected $moduleHandler;
+
+  /**
+   * The current user.
+   *
+   * @var \Drupal\Core\Session\AccountInterface
+   */
+  protected $currentUser;
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
+    return new static(
+      $container->get('database'),
+      $container->get('entity.manager'),
+      $container->get('module_handler'),
+      $container->get('current_user'),
+      $configuration,
+      $plugin_id,
+      $plugin_definition
+    );
+  }
+
+  /**
+   * Creates a UserSearch object.
+   *
+   * @param Connection $database
+   *   The database connection.
+   * @param \Drupal\Core\Entity\EntityManagerInterface $entity_manager
+   *   The entity manager.
+   * @param ModuleHandlerInterface $module_handler
+   *   The module handler.
+   * @param \Drupal\Core\Session\AccountInterface $current_user
+   *   The current user.
+   * @param array $configuration
+   *   A configuration array containing information about the plugin instance.
+   * @param string $plugin_id
+   *   The plugin_id for the plugin instance.
+   * @param mixed $plugin_definition
+   *   The plugin implementation definition.
+   */
+  public function __construct(Connection $database, EntityManagerInterface $entity_manager, ModuleHandlerInterface $module_handler, AccountInterface $current_user, array $configuration, $plugin_id, $plugin_definition) {
+    $this->database = $database;
+    $this->entityManager = $entity_manager;
+    $this->moduleHandler = $module_handler;
+    $this->currentUser = $current_user;
+    parent::__construct($configuration, $plugin_id, $plugin_definition);
+
+    $this->addCacheTags(['user_list']);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function access($operation = 'view', AccountInterface $account = NULL, $return_as_object = FALSE) {
+    $result = AccessResult::allowedIf(!empty($account) && $account->hasPermission('access user profiles'))->cachePerPermissions();
+    return $return_as_object ? $result : $result->isAllowed();
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function execute() {
+    $results = [];
+    if (!$this->isSearchExecutable()) {
+      return $results;
+    }
+
+    // Process the keywords.
+    $keys = $this->keywords;
+    // Escape for LIKE matching.
+    $keys = $this->database->escapeLike($keys);
+    // Replace wildcards with MySQL/PostgreSQL wildcards.
+    $keys = preg_replace('!\*+!', '%', $keys);
+
+    // Run the query to find matching users.
+    $query = $this->database
+      ->select('users_field_data', 'users')
+      ->extend('Drupal\Core\Database\Query\PagerSelectExtender');
+    $query->fields('users', ['uid']);
+    $query->condition('default_langcode', 1);
+    if ($this->currentUser->hasPermission('administer users')) {
+      // Administrators can also search in the otherwise private email field,
+      // and they don't need to be restricted to only active users.
+      $query->fields('users', ['mail']);
+      $query->condition($query->orConditionGroup()
+        ->condition('name', '%' . $keys . '%', 'LIKE')
+        ->condition('mail', '%' . $keys . '%', 'LIKE')
+      );
+    }
+    else {
+      // Regular users can only search via usernames, and we do not show them
+      // blocked accounts.
+      $query->condition('name', '%' . $keys . '%', 'LIKE')
+        ->condition('status', 1);
+    }
+    $uids = $query
+      ->limit(15)
+      ->execute()
+      ->fetchCol();
+    $accounts = $this->entityManager->getStorage('user')->loadMultiple($uids);
+
+    foreach ($accounts as $account) {
+      $result = [
+        'title' => $account->getDisplayName(),
+        'link' => $account->url('canonical', ['absolute' => TRUE]),
+      ];
+      if ($this->currentUser->hasPermission('administer users')) {
+        $result['title'] .= ' (' . $account->getEmail() . ')';
+      }
+      $this->addCacheableDependency($account);
+      $results[] = $result;
+    }
+
+    return $results;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getHelp() {
+    $help = [
+      'list' => [
+        '#theme' => 'item_list',
+        '#items' => [
+          $this->t('User search looks for user names and partial user names. Example: mar would match usernames mar, delmar, and maryjane.'),
+          $this->t('You can use * as a wildcard within your keyword. Example: m*r would match user names mar, delmar, and elementary.'),
+        ],
+      ],
+    ];
+
+    return $help;
+  }
+
+}