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diff --git a/apps/user_ldap/lib/user/deletedusersindex.php b/apps/user_ldap/lib/user/deletedusersindex.php
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+++ b/apps/user_ldap/lib/user/deletedusersindex.php
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+<?php
+
+/**
+ * ownCloud – LDAP Helper
+ *
+ * @author Arthur Schiwon
+ * @copyright 2014 Arthur Schiwon <blizzz@owncloud.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public
+ * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\user_ldap\lib\user;
+
+use OCA\user_ldap\lib\user\OfflineUser;
+use OCA\user_ldap\lib\Access;
+
+/**
+ * Class DeletedUsersIndex
+ * @package OCA\User_LDAP
+ */
+class DeletedUsersIndex {
+	/**
+	 * @var \OC\Preferences $preferences
+	 */
+	protected $preferences;
+
+	/**
+	 * @var \OCP\IDBConnection $db
+	 */
+	protected $db;
+
+	/**
+	 * @var \OCA\user_ldap\lib\Access $access
+	 */
+	protected $access;
+
+	/**
+	 * @var int $limit
+	 */
+	protected $limit = 10;
+
+	/**
+	 * @var array $deletedUsers
+	 */
+	protected $deletedUsers = false;
+
+	public function __construct(\OC\Preferences $preferences, \OCP\IDBConnection $db, Access $access) {
+		$this->preferences = $preferences;
+		$this->db = $db;
+		$this->access = $access;
+	}
+
+	/**
+	 * returns key to be used against $this->deletedUsers
+	 * @param int $limit
+	 * @param int $offset
+	 * @return string
+	 */
+	private function getDeletedUsersCacheKey($limit, $offset) {
+		return strval($limit) . '.' . strval($offset);
+	}
+
+	/**
+	 * reads LDAP users marked as deleted from the database
+	 * @param int $offset
+	 * @return OCA\user_ldap\lib\user\OfflineUser[]
+	 */
+	private function fetchDeletedUsers($offset) {
+		$deletedUsers = $this->preferences->getUsersForValue(
+			'user_ldap', 'isDeleted', '1', $this->limit, $offset);
+		$key = $this->getDeletedUsersCacheKey($this->limit, $offset);
+
+		$userObjects = array();
+		foreach($deletedUsers as $user) {
+			$userObjects[] = new OfflineUser($user, $this->preferences, $this->db, $this->access);
+		}
+
+		$this->deletedUsers[$key] = $userObjects;
+		if(count($userObjects) > 0) {
+			$this->hasUsers();
+		}
+		return $this->deletedUsers[$key];
+	}
+
+	/**
+	 * returns all LDAP users that are marked as deleted
+	 * @param int|null $offset
+	 * @return OCA\user_ldap\lib\user\OfflineUser[]
+	 */
+	public function getUsers($offset = null) {
+		$key = $this->getDeletedUsersCacheKey($this->limit, $offset);
+		if(is_array($this->deletedUsers) && isset($this->deletedUsers[$key])) {
+			return $this->deletedUsers[$key];
+		}
+		return $this->fetchDeletedUsers($offset);
+	}
+
+	/**
+	 * whether at least one user was detected as deleted
+	 * @return bool
+	 */
+	public function hasUsers() {
+		if($this->deletedUsers === false) {
+			$this->fetchDeletedUsers(0);
+		}
+		foreach($this->deletedUsers as $batch) {
+			if(count($batch) > 0) {
+				return true;
+			}
+		}
+		return false;
+	}
+}