161 lines
No EOL
4.3 KiB
PHP
161 lines
No EOL
4.3 KiB
PHP
<?php
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/**
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* ownCloud – LDAP User
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*
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* @author Arthur Schiwon
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* @copyright 2014 Arthur Schiwon blizzz@owncloud.com
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
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*
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* You should have received a copy of the GNU Affero General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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namespace OCA\user_ldap\lib\user;
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use OCA\user_ldap\lib\user\IUserTools;
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use OCA\user_ldap\lib\user\User;
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use OCA\user_ldap\lib\LogWrapper;
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use OCA\user_ldap\lib\FilesystemHelper;
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class Manager {
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/**
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* @var IUserTools
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*/
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protected $access;
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/**
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* @var \OCP\IConfig
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*/
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protected $ocConfig;
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/**
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* @var FilesystemHelper
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*/
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protected $ocFilesystem;
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/**
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* @var LogWrapper
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*/
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protected $ocLog;
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/**
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* @var \OCP\Image
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*/
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protected $image;
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/**
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* @param \OCP\IAvatarManager
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*/
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protected $avatarManager;
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/**
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* @var string[][]
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*/
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protected $users = array(
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'byDN' => array(),
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'byUid' => array(),
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);
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/**
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* @brief Constructor
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* @param \OCP\IConfig respectively an instance that provides the methods
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* setUserValue and getUserValue as implemented in \OCP\Config
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* @param \OCA\user_ldap\lib\FilesystemHelper object that gives access to
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* necessary functions from the OC filesystem
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* @param \OCA\user_ldap\lib\LogWrapper
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* @param \OCP\IAvatarManager
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* @param \OCP\Image an empty image instance
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* @throws Exception when the methods mentioned above do not exist
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*/
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public function __construct(\OCP\IConfig $ocConfig,
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FilesystemHelper $ocFilesystem, LogWrapper $ocLog,
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\OCP\IAvatarManager $avatarManager, \OCP\Image $image) {
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if(!method_exists($ocConfig, 'setUserValue')
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|| !method_exists($ocConfig, 'getUserValue')) {
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throw new \Exception('Invalid ownCloud User Config object');
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}
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$this->ocConfig = $ocConfig;
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$this->ocFilesystem = $ocFilesystem;
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$this->ocLog = $ocLog;
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$this->avatarManager = $avatarManager;
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$this->image = $image;
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}
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/**
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* @brief binds manager to an instance of IUserTools (implemented by
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* Access). It needs to be assigned first before the manager can be used.
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* @param IUserTools
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*/
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public function setLdapAccess(IUserTools $access) {
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$this->access = $access;
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}
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/**
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* @brief creates an instance of User and caches (just runtime) it in the
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* property array
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* @param string the DN of the user
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* @param string the internal (owncloud) username
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* @return \OCA\user_ldap\lib\User
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*/
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private function createAndCache($dn, $uid) {
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$this->checkAccess();
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$user = new User($uid, $dn, $this->access, $this->ocConfig,
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$this->ocFilesystem, clone $this->image, $this->ocLog,
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$this->avatarManager);
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$users['byDN'][$dn] = $user;
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$users['byUid'][$uid] = $user;
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return $user;
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}
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/**
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* @brief checks whether the Access instance has been set
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* @throws Exception if Access has not been set
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* @return null
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*/
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private function checkAccess() {
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if(is_null($this->access)) {
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throw new \Exception('LDAP Access instance must be set first');
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}
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}
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/**
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* @brief returns a User object by it's DN or ownCloud username
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* @param string the DN or username of the user
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* @return \OCA\user_ldap\lib\User | null
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*/
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public function get($id) {
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$this->checkAccess();
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if(isset($this->users['byDN'][$id])) {
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return $this->users['byDN'][$id];
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} else if(isset($this->users['byUid'][$id])) {
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return $this->users['byUid'][$id];
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}
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if(strpos($id, 'dc=') === false) {
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//most likely a uid
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$dn = $this->access->username2dn($id);
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if($dn !== false) {
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return $this->createAndCache($dn, $id);
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}
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} else {
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//so it's a DN
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$uid = $this->access->dn2username($id);
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if($uid !== false) {
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return $this->createAndCache($id, $uid);
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}
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}
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//either funny uid or invalid. Assume funny to be on the safe side.
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$dn = $this->access->username2dn($id);
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if($dn !== false) {
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return $this->createAndCache($dn, $id);
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}
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return null;
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}
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} |