787 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			787 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
 | |
| 
 | |
| /**
 | |
|  * Active Directory authentication backend for DokuWiki
 | |
|  *
 | |
|  * This makes authentication with a Active Directory server much easier
 | |
|  * than when using the normal LDAP backend by utilizing the adLDAP library
 | |
|  *
 | |
|  * Usage:
 | |
|  *   Set DokuWiki's local.protected.php auth setting to read
 | |
|  *
 | |
|  *   $conf['authtype']       = 'authad';
 | |
|  *
 | |
|  *   $conf['plugin']['authad']['account_suffix']     = '@my.domain.org';
 | |
|  *   $conf['plugin']['authad']['base_dn']            = 'DC=my,DC=domain,DC=org';
 | |
|  *   $conf['plugin']['authad']['domain_controllers'] = 'srv1.domain.org,srv2.domain.org';
 | |
|  *
 | |
|  *   //optional:
 | |
|  *   $conf['plugin']['authad']['sso']                = 1;
 | |
|  *   $conf['plugin']['authad']['admin_username']     = 'root';
 | |
|  *   $conf['plugin']['authad']['admin_password']     = 'pass';
 | |
|  *   $conf['plugin']['authad']['real_primarygroup']  = 1;
 | |
|  *   $conf['plugin']['authad']['use_ssl']            = 1;
 | |
|  *   $conf['plugin']['authad']['use_tls']            = 1;
 | |
|  *   $conf['plugin']['authad']['debug']              = 1;
 | |
|  *   // warn user about expiring password this many days in advance:
 | |
|  *   $conf['plugin']['authad']['expirywarn']         = 5;
 | |
|  *
 | |
|  *   // get additional information to the userinfo array
 | |
|  *   // add a list of comma separated ldap contact fields.
 | |
|  *   $conf['plugin']['authad']['additional'] = 'field1,field2';
 | |
|  *
 | |
|  * @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
 | |
|  * @author  James Van Lommel <jamesvl@gmail.com>
 | |
|  * @link    http://www.nosq.com/blog/2005/08/ldap-activedirectory-and-dokuwiki/
 | |
|  * @author  Andreas Gohr <andi@splitbrain.org>
 | |
|  * @author  Jan Schumann <js@schumann-it.com>
 | |
|  */
 | |
| class auth_plugin_authad extends DokuWiki_Auth_Plugin
 | |
| {
 | |
| 
 | |
|     /**
 | |
|      * @var array hold connection data for a specific AD domain
 | |
|      */
 | |
|     protected $opts = array();
 | |
| 
 | |
|     /**
 | |
|      * @var array open connections for each AD domain, as adLDAP objects
 | |
|      */
 | |
|     protected $adldap = array();
 | |
| 
 | |
|     /**
 | |
|      * @var bool message state
 | |
|      */
 | |
|     protected $msgshown = false;
 | |
| 
 | |
|     /**
 | |
|      * @var array user listing cache
 | |
|      */
 | |
|     protected $users = array();
 | |
| 
 | |
|     /**
 | |
|      * @var array filter patterns for listing users
 | |
|      */
 | |
|     protected $pattern = array();
 | |
| 
 | |
|     protected $grpsusers = array();
 | |
| 
 | |
|     /**
 | |
|      * Constructor
 | |
|      */
 | |
|     public function __construct()
 | |
|     {
 | |
|         global $INPUT;
 | |
|         parent::__construct();
 | |
| 
 | |
|         require_once(DOKU_PLUGIN.'authad/adLDAP/adLDAP.php');
 | |
|         require_once(DOKU_PLUGIN.'authad/adLDAP/classes/adLDAPUtils.php');
 | |
| 
 | |
|         // we load the config early to modify it a bit here
 | |
|         $this->loadConfig();
 | |
| 
 | |
|         // additional information fields
 | |
|         if (isset($this->conf['additional'])) {
 | |
|             $this->conf['additional'] = str_replace(' ', '', $this->conf['additional']);
 | |
|             $this->conf['additional'] = explode(',', $this->conf['additional']);
 | |
|         } else $this->conf['additional'] = array();
 | |
| 
 | |
|         // ldap extension is needed
 | |
|         if (!function_exists('ldap_connect')) {
 | |
|             if ($this->conf['debug'])
 | |
|                 msg("AD Auth: PHP LDAP extension not found.", -1);
 | |
|             $this->success = false;
 | |
|             return;
 | |
|         }
 | |
| 
 | |
|         // Prepare SSO
 | |
|         if (!empty($_SERVER['REMOTE_USER'])) {
 | |
|             // make sure the right encoding is used
 | |
|             if ($this->getConf('sso_charset')) {
 | |
|                 $_SERVER['REMOTE_USER'] = iconv($this->getConf('sso_charset'), 'UTF-8', $_SERVER['REMOTE_USER']);
 | |
|             } elseif (!\dokuwiki\Utf8\Clean::isUtf8($_SERVER['REMOTE_USER'])) {
 | |
|                 $_SERVER['REMOTE_USER'] = utf8_encode($_SERVER['REMOTE_USER']);
 | |
|             }
 | |
| 
 | |
|             // trust the incoming user
 | |
|             if ($this->conf['sso']) {
 | |
|                 $_SERVER['REMOTE_USER'] = $this->cleanUser($_SERVER['REMOTE_USER']);
 | |
| 
 | |
|                 // we need to simulate a login
 | |
|                 if (empty($_COOKIE[DOKU_COOKIE])) {
 | |
|                     $INPUT->set('u', $_SERVER['REMOTE_USER']);
 | |
|                     $INPUT->set('p', 'sso_only');
 | |
|                 }
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         // other can do's are changed in $this->_loadServerConfig() base on domain setup
 | |
|         $this->cando['modName'] = (bool)$this->conf['update_name'];
 | |
|         $this->cando['modMail'] = (bool)$this->conf['update_mail'];
 | |
|         $this->cando['getUserCount'] = true;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Load domain config on capability check
 | |
|      *
 | |
|      * @param string $cap
 | |
|      * @return bool
 | |
|      */
 | |
|     public function canDo($cap)
 | |
|     {
 | |
|         //capabilities depend on config, which may change depending on domain
 | |
|         $domain = $this->getUserDomain($_SERVER['REMOTE_USER']);
 | |
|         $this->loadServerConfig($domain);
 | |
|         return parent::canDo($cap);
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Check user+password [required auth function]
 | |
|      *
 | |
|      * Checks if the given user exists and the given
 | |
|      * plaintext password is correct by trying to bind
 | |
|      * to the LDAP server
 | |
|      *
 | |
|      * @author  James Van Lommel <james@nosq.com>
 | |
|      * @param string $user
 | |
|      * @param string $pass
 | |
|      * @return  bool
 | |
|      */
 | |
|     public function checkPass($user, $pass)
 | |
|     {
 | |
|         if ($_SERVER['REMOTE_USER'] &&
 | |
|             $_SERVER['REMOTE_USER'] == $user &&
 | |
|             $this->conf['sso']
 | |
|         ) return true;
 | |
| 
 | |
|         $adldap = $this->initAdLdap($this->getUserDomain($user));
 | |
|         if (!$adldap) return false;
 | |
| 
 | |
|         try {
 | |
|             return $adldap->authenticate($this->getUserName($user), $pass);
 | |
|         } catch (adLDAPException $e) {
 | |
|             // shouldn't really happen
 | |
|             return false;
 | |
|         }
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Return user info [required auth function]
 | |
|      *
 | |
|      * Returns info about the given user needs to contain
 | |
|      * at least these fields:
 | |
|      *
 | |
|      * name    string  full name of the user
 | |
|      * mail    string  email address of the user
 | |
|      * grps    array   list of groups the user is in
 | |
|      *
 | |
|      * This AD specific function returns the following
 | |
|      * addional fields:
 | |
|      *
 | |
|      * dn         string    distinguished name (DN)
 | |
|      * uid        string    samaccountname
 | |
|      * lastpwd    int       timestamp of the date when the password was set
 | |
|      * expires    true      if the password expires
 | |
|      * expiresin  int       seconds until the password expires
 | |
|      * any fields specified in the 'additional' config option
 | |
|      *
 | |
|      * @author  James Van Lommel <james@nosq.com>
 | |
|      * @param string $user
 | |
|      * @param bool $requireGroups (optional) - ignored, groups are always supplied by this plugin
 | |
|      * @return array
 | |
|      */
 | |
|     public function getUserData($user, $requireGroups = true)
 | |
|     {
 | |
|         global $conf;
 | |
|         global $lang;
 | |
|         global $ID;
 | |
|         $adldap = $this->initAdLdap($this->getUserDomain($user));
 | |
|         if (!$adldap) return array();
 | |
| 
 | |
|         if ($user == '') return array();
 | |
| 
 | |
|         $fields = array('mail', 'displayname', 'samaccountname', 'lastpwd', 'pwdlastset', 'useraccountcontrol');
 | |
| 
 | |
|         // add additional fields to read
 | |
|         $fields = array_merge($fields, $this->conf['additional']);
 | |
|         $fields = array_unique($fields);
 | |
|         $fields = array_filter($fields);
 | |
| 
 | |
|         //get info for given user
 | |
|         $result = $adldap->user()->info($this->getUserName($user), $fields);
 | |
|         if ($result == false) {
 | |
|             return array();
 | |
|         }
 | |
| 
 | |
|         //general user info
 | |
|         $info = array();
 | |
|         $info['name'] = $result[0]['displayname'][0];
 | |
|         $info['mail'] = $result[0]['mail'][0];
 | |
|         $info['uid']  = $result[0]['samaccountname'][0];
 | |
|         $info['dn']   = $result[0]['dn'];
 | |
|         //last password set (Windows counts from January 1st 1601)
 | |
|         $info['lastpwd'] = $result[0]['pwdlastset'][0] / 10000000 - 11644473600;
 | |
|         //will it expire?
 | |
|         $info['expires'] = !($result[0]['useraccountcontrol'][0] & 0x10000); //ADS_UF_DONT_EXPIRE_PASSWD
 | |
| 
 | |
|         // additional information
 | |
|         foreach ($this->conf['additional'] as $field) {
 | |
|             if (isset($result[0][strtolower($field)])) {
 | |
|                 $info[$field] = $result[0][strtolower($field)][0];
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         // handle ActiveDirectory memberOf
 | |
|         $info['grps'] = $adldap->user()->groups($this->getUserName($user), (bool) $this->opts['recursive_groups']);
 | |
| 
 | |
|         if (is_array($info['grps'])) {
 | |
|             foreach ($info['grps'] as $ndx => $group) {
 | |
|                 $info['grps'][$ndx] = $this->cleanGroup($group);
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         // always add the default group to the list of groups
 | |
|         if (!is_array($info['grps']) || !in_array($conf['defaultgroup'], $info['grps'])) {
 | |
|             $info['grps'][] = $conf['defaultgroup'];
 | |
|         }
 | |
| 
 | |
|         // add the user's domain to the groups
 | |
|         $domain = $this->getUserDomain($user);
 | |
|         if ($domain && !in_array("domain-$domain", (array) $info['grps'])) {
 | |
|             $info['grps'][] = $this->cleanGroup("domain-$domain");
 | |
|         }
 | |
| 
 | |
|         // check expiry time
 | |
|         if ($info['expires'] && $this->conf['expirywarn']) {
 | |
|             try {
 | |
|                 $expiry = $adldap->user()->passwordExpiry($user);
 | |
|                 if (is_array($expiry)) {
 | |
|                     $info['expiresat'] = $expiry['expiryts'];
 | |
|                     $info['expiresin'] = round(($info['expiresat'] - time())/(24*60*60));
 | |
| 
 | |
|                     // if this is the current user, warn him (once per request only)
 | |
|                     if (($_SERVER['REMOTE_USER'] == $user) &&
 | |
|                         ($info['expiresin'] <= $this->conf['expirywarn']) &&
 | |
|                         !$this->msgshown
 | |
|                     ) {
 | |
|                         $msg = sprintf($this->getLang('authpwdexpire'), $info['expiresin']);
 | |
|                         if ($this->canDo('modPass')) {
 | |
|                             $url = wl($ID, array('do'=> 'profile'));
 | |
|                             $msg .= ' <a href="'.$url.'">'.$lang['btn_profile'].'</a>';
 | |
|                         }
 | |
|                         msg($msg);
 | |
|                         $this->msgshown = true;
 | |
|                     }
 | |
|                 }
 | |
|             } catch (adLDAPException $e) {
 | |
|                 // ignore. should usually not happen
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         return $info;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Make AD group names usable by DokuWiki.
 | |
|      *
 | |
|      * Removes backslashes ('\'), pound signs ('#'), and converts spaces to underscores.
 | |
|      *
 | |
|      * @author  James Van Lommel (jamesvl@gmail.com)
 | |
|      * @param string $group
 | |
|      * @return string
 | |
|      */
 | |
|     public function cleanGroup($group)
 | |
|     {
 | |
|         $group = str_replace('\\', '', $group);
 | |
|         $group = str_replace('#', '', $group);
 | |
|         $group = preg_replace('[\s]', '_', $group);
 | |
|         $group = \dokuwiki\Utf8\PhpString::strtolower(trim($group));
 | |
|         return $group;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Sanitize user names
 | |
|      *
 | |
|      * Normalizes domain parts, does not modify the user name itself (unlike cleanGroup)
 | |
|      *
 | |
|      * @author Andreas Gohr <gohr@cosmocode.de>
 | |
|      * @param string $user
 | |
|      * @return string
 | |
|      */
 | |
|     public function cleanUser($user)
 | |
|     {
 | |
|         $domain = '';
 | |
| 
 | |
|         // get NTLM or Kerberos domain part
 | |
|         list($dom, $user) = explode('\\', $user, 2);
 | |
|         if (!$user) $user = $dom;
 | |
|         if ($dom) $domain = $dom;
 | |
|         list($user, $dom) = explode('@', $user, 2);
 | |
|         if ($dom) $domain = $dom;
 | |
| 
 | |
|         // clean up both
 | |
|         $domain = \dokuwiki\Utf8\PhpString::strtolower(trim($domain));
 | |
|         $user   = \dokuwiki\Utf8\PhpString::strtolower(trim($user));
 | |
| 
 | |
|         // is this a known, valid domain or do we work without account suffix? if not discard
 | |
|         if (!is_array($this->conf[$domain]) && $this->conf['account_suffix'] !== '') {
 | |
|             $domain = '';
 | |
|         }
 | |
| 
 | |
|         // reattach domain
 | |
|         if ($domain) $user = "$user@$domain";
 | |
|         return $user;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Most values in LDAP are case-insensitive
 | |
|      *
 | |
|      * @return bool
 | |
|      */
 | |
|     public function isCaseSensitive()
 | |
|     {
 | |
|         return false;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Create a Search-String useable by adLDAPUsers::all($includeDescription = false, $search = "*", $sorted = true)
 | |
|      *
 | |
|      * @param array $filter
 | |
|      * @return string
 | |
|      */
 | |
|     protected function constructSearchString($filter)
 | |
|     {
 | |
|         if (!$filter) {
 | |
|             return '*';
 | |
|         }
 | |
|         $adldapUtils = new adLDAPUtils($this->initAdLdap(null));
 | |
|         $result = '*';
 | |
|         if (isset($filter['name'])) {
 | |
|             $result .= ')(displayname=*' . $adldapUtils->ldapSlashes($filter['name']) . '*';
 | |
|             unset($filter['name']);
 | |
|         }
 | |
| 
 | |
|         if (isset($filter['user'])) {
 | |
|             $result .= ')(samAccountName=*' . $adldapUtils->ldapSlashes($filter['user']) . '*';
 | |
|             unset($filter['user']);
 | |
|         }
 | |
| 
 | |
|         if (isset($filter['mail'])) {
 | |
|             $result .= ')(mail=*' . $adldapUtils->ldapSlashes($filter['mail']) . '*';
 | |
|             unset($filter['mail']);
 | |
|         }
 | |
|         return $result;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Return a count of the number of user which meet $filter criteria
 | |
|      *
 | |
|      * @param array $filter  $filter array of field/pattern pairs, empty array for no filter
 | |
|      * @return int number of users
 | |
|      */
 | |
|     public function getUserCount($filter = array())
 | |
|     {
 | |
|         $adldap = $this->initAdLdap(null);
 | |
|         if (!$adldap) {
 | |
|             dbglog("authad/auth.php getUserCount(): _adldap not set.");
 | |
|             return -1;
 | |
|         }
 | |
|         if ($filter == array()) {
 | |
|             $result = $adldap->user()->all();
 | |
|         } else {
 | |
|             $searchString = $this->constructSearchString($filter);
 | |
|             $result = $adldap->user()->all(false, $searchString);
 | |
|             if (isset($filter['grps'])) {
 | |
|                 $this->users = array_fill_keys($result, false);
 | |
|                 /** @var admin_plugin_usermanager $usermanager */
 | |
|                 $usermanager = plugin_load("admin", "usermanager", false);
 | |
|                 $usermanager->setLastdisabled(true);
 | |
|                 if (!isset($this->grpsusers[$this->filterToString($filter)])) {
 | |
|                     $this->fillGroupUserArray($filter, $usermanager->getStart() + 3*$usermanager->getPagesize());
 | |
|                 } elseif (count($this->grpsusers[$this->filterToString($filter)]) <
 | |
|                     $usermanager->getStart() + 3*$usermanager->getPagesize()
 | |
|                 ) {
 | |
|                     $this->fillGroupUserArray(
 | |
|                         $filter,
 | |
|                         $usermanager->getStart() +
 | |
|                         3*$usermanager->getPagesize() -
 | |
|                         count($this->grpsusers[$this->filterToString($filter)])
 | |
|                     );
 | |
|                 }
 | |
|                 $result = $this->grpsusers[$this->filterToString($filter)];
 | |
|             } else {
 | |
|                 /** @var admin_plugin_usermanager $usermanager */
 | |
|                 $usermanager = plugin_load("admin", "usermanager", false);
 | |
|                 $usermanager->setLastdisabled(false);
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         if (!$result) {
 | |
|             return 0;
 | |
|         }
 | |
|         return count($result);
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      *
 | |
|      * create a unique string for each filter used with a group
 | |
|      *
 | |
|      * @param array $filter
 | |
|      * @return string
 | |
|      */
 | |
|     protected function filterToString($filter)
 | |
|     {
 | |
|         $result = '';
 | |
|         if (isset($filter['user'])) {
 | |
|             $result .= 'user-' . $filter['user'];
 | |
|         }
 | |
|         if (isset($filter['name'])) {
 | |
|             $result .= 'name-' . $filter['name'];
 | |
|         }
 | |
|         if (isset($filter['mail'])) {
 | |
|             $result .= 'mail-' . $filter['mail'];
 | |
|         }
 | |
|         if (isset($filter['grps'])) {
 | |
|             $result .= 'grps-' . $filter['grps'];
 | |
|         }
 | |
|         return $result;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Create an array of $numberOfAdds users passing a certain $filter, including belonging
 | |
|      * to a certain group and save them to a object-wide array. If the array
 | |
|      * already exists try to add $numberOfAdds further users to it.
 | |
|      *
 | |
|      * @param array $filter
 | |
|      * @param int $numberOfAdds additional number of users requested
 | |
|      * @return int number of Users actually add to Array
 | |
|      */
 | |
|     protected function fillGroupUserArray($filter, $numberOfAdds)
 | |
|     {
 | |
|         if (isset($this->grpsusers[$this->filterToString($filter)])) {
 | |
|             $actualstart = count($this->grpsusers[$this->filterToString($filter)]);
 | |
|         } else {
 | |
|             $this->grpsusers[$this->filterToString($filter)] = [];
 | |
|             $actualstart = 0;
 | |
|         }
 | |
| 
 | |
|         $i=0;
 | |
|         $count = 0;
 | |
|         $this->constructPattern($filter);
 | |
|         foreach ($this->users as $user => &$info) {
 | |
|             if ($i++ < $actualstart) {
 | |
|                 continue;
 | |
|             }
 | |
|             if ($info === false) {
 | |
|                 $info = $this->getUserData($user);
 | |
|             }
 | |
|             if ($this->filter($user, $info)) {
 | |
|                 $this->grpsusers[$this->filterToString($filter)][$user] = $info;
 | |
|                 if (($numberOfAdds > 0) && (++$count >= $numberOfAdds)) break;
 | |
|             }
 | |
|         }
 | |
|         return $count;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Bulk retrieval of user data
 | |
|      *
 | |
|      * @author  Dominik Eckelmann <dokuwiki@cosmocode.de>
 | |
|      *
 | |
|      * @param   int $start index of first user to be returned
 | |
|      * @param   int $limit max number of users to be returned
 | |
|      * @param   array $filter array of field/pattern pairs, null for no filter
 | |
|      * @return array userinfo (refer getUserData for internal userinfo details)
 | |
|      */
 | |
|     public function retrieveUsers($start = 0, $limit = 0, $filter = array())
 | |
|     {
 | |
|         $adldap = $this->initAdLdap(null);
 | |
|         if (!$adldap) return array();
 | |
| 
 | |
|         //if (!$this->users) {
 | |
|             //get info for given user
 | |
|             $result = $adldap->user()->all(false, $this->constructSearchString($filter));
 | |
|             if (!$result) return array();
 | |
|             $this->users = array_fill_keys($result, false);
 | |
|         //}
 | |
| 
 | |
|         $i     = 0;
 | |
|         $count = 0;
 | |
|         $result = array();
 | |
| 
 | |
|         if (!isset($filter['grps'])) {
 | |
|             /** @var admin_plugin_usermanager $usermanager */
 | |
|             $usermanager = plugin_load("admin", "usermanager", false);
 | |
|             $usermanager->setLastdisabled(false);
 | |
|             $this->constructPattern($filter);
 | |
|             foreach ($this->users as $user => &$info) {
 | |
|                 if ($i++ < $start) {
 | |
|                     continue;
 | |
|                 }
 | |
|                 if ($info === false) {
 | |
|                     $info = $this->getUserData($user);
 | |
|                 }
 | |
|                 $result[$user] = $info;
 | |
|                 if (($limit > 0) && (++$count >= $limit)) break;
 | |
|             }
 | |
|         } else {
 | |
|             /** @var admin_plugin_usermanager $usermanager */
 | |
|             $usermanager = plugin_load("admin", "usermanager", false);
 | |
|             $usermanager->setLastdisabled(true);
 | |
|             if (!isset($this->grpsusers[$this->filterToString($filter)]) ||
 | |
|                 count($this->grpsusers[$this->filterToString($filter)]) < ($start+$limit)
 | |
|             ) {
 | |
|                 if(!isset($this->grpsusers[$this->filterToString($filter)])) {
 | |
|                     $this->grpsusers[$this->filterToString($filter)] = [];
 | |
|                 }
 | |
| 
 | |
|                 $this->fillGroupUserArray(
 | |
|                     $filter,
 | |
|                     $start+$limit - count($this->grpsusers[$this->filterToString($filter)]) +1
 | |
|                 );
 | |
|             }
 | |
|             if (!$this->grpsusers[$this->filterToString($filter)]) return array();
 | |
|             foreach ($this->grpsusers[$this->filterToString($filter)] as $user => &$info) {
 | |
|                 if ($i++ < $start) {
 | |
|                     continue;
 | |
|                 }
 | |
|                 $result[$user] = $info;
 | |
|                 if (($limit > 0) && (++$count >= $limit)) break;
 | |
|             }
 | |
|         }
 | |
|         return $result;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Modify user data
 | |
|      *
 | |
|      * @param   string $user      nick of the user to be changed
 | |
|      * @param   array  $changes   array of field/value pairs to be changed
 | |
|      * @return  bool
 | |
|      */
 | |
|     public function modifyUser($user, $changes)
 | |
|     {
 | |
|         $return = true;
 | |
|         $adldap = $this->initAdLdap($this->getUserDomain($user));
 | |
|         if (!$adldap) {
 | |
|             msg($this->getLang('connectfail'), -1);
 | |
|             return false;
 | |
|         }
 | |
| 
 | |
|         // password changing
 | |
|         if (isset($changes['pass'])) {
 | |
|             try {
 | |
|                 $return = $adldap->user()->password($this->getUserName($user), $changes['pass']);
 | |
|             } catch (adLDAPException $e) {
 | |
|                 if ($this->conf['debug']) msg('AD Auth: '.$e->getMessage(), -1);
 | |
|                 $return = false;
 | |
|             }
 | |
|             if (!$return) msg($this->getLang('passchangefail'), -1);
 | |
|         }
 | |
| 
 | |
|         // changing user data
 | |
|         $adchanges = array();
 | |
|         if (isset($changes['name'])) {
 | |
|             // get first and last name
 | |
|             $parts                     = explode(' ', $changes['name']);
 | |
|             $adchanges['surname']      = array_pop($parts);
 | |
|             $adchanges['firstname']    = join(' ', $parts);
 | |
|             $adchanges['display_name'] = $changes['name'];
 | |
|         }
 | |
|         if (isset($changes['mail'])) {
 | |
|             $adchanges['email'] = $changes['mail'];
 | |
|         }
 | |
|         if (count($adchanges)) {
 | |
|             try {
 | |
|                 $return = $return & $adldap->user()->modify($this->getUserName($user), $adchanges);
 | |
|             } catch (adLDAPException $e) {
 | |
|                 if ($this->conf['debug']) msg('AD Auth: '.$e->getMessage(), -1);
 | |
|                 $return = false;
 | |
|             }
 | |
|             if (!$return) msg($this->getLang('userchangefail'), -1);
 | |
|         }
 | |
| 
 | |
|         return $return;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Initialize the AdLDAP library and connect to the server
 | |
|      *
 | |
|      * When you pass null as domain, it will reuse any existing domain.
 | |
|      * Eg. the one of the logged in user. It falls back to the default
 | |
|      * domain if no current one is available.
 | |
|      *
 | |
|      * @param string|null $domain The AD domain to use
 | |
|      * @return adLDAP|bool true if a connection was established
 | |
|      */
 | |
|     protected function initAdLdap($domain)
 | |
|     {
 | |
|         if (is_null($domain) && is_array($this->opts)) {
 | |
|             $domain = $this->opts['domain'];
 | |
|         }
 | |
| 
 | |
|         $this->opts = $this->loadServerConfig((string) $domain);
 | |
|         if (isset($this->adldap[$domain])) return $this->adldap[$domain];
 | |
| 
 | |
|         // connect
 | |
|         try {
 | |
|             $this->adldap[$domain] = new adLDAP($this->opts);
 | |
|             return $this->adldap[$domain];
 | |
|         } catch (Exception $e) {
 | |
|             if ($this->conf['debug']) {
 | |
|                 msg('AD Auth: '.$e->getMessage(), -1);
 | |
|             }
 | |
|             $this->success         = false;
 | |
|             $this->adldap[$domain] = null;
 | |
|         }
 | |
|         return false;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Get the domain part from a user
 | |
|      *
 | |
|      * @param string $user
 | |
|      * @return string
 | |
|      */
 | |
|     public function getUserDomain($user)
 | |
|     {
 | |
|         list(, $domain) = explode('@', $user, 2);
 | |
|         return $domain;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Get the user part from a user
 | |
|      *
 | |
|      * When an account suffix is set, we strip the domain part from the user
 | |
|      *
 | |
|      * @param string $user
 | |
|      * @return string
 | |
|      */
 | |
|     public function getUserName($user)
 | |
|     {
 | |
|         if ($this->conf['account_suffix'] !== '') {
 | |
|             list($user) = explode('@', $user, 2);
 | |
|         }
 | |
|         return $user;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Fetch the configuration for the given AD domain
 | |
|      *
 | |
|      * @param string $domain current AD domain
 | |
|      * @return array
 | |
|      */
 | |
|     protected function loadServerConfig($domain)
 | |
|     {
 | |
|         // prepare adLDAP standard configuration
 | |
|         $opts = $this->conf;
 | |
| 
 | |
|         $opts['domain'] = $domain;
 | |
| 
 | |
|         // add possible domain specific configuration
 | |
|         if ($domain && is_array($this->conf[$domain])) foreach ($this->conf[$domain] as $key => $val) {
 | |
|             $opts[$key] = $val;
 | |
|         }
 | |
| 
 | |
|         // handle multiple AD servers
 | |
|         $opts['domain_controllers'] = explode(',', $opts['domain_controllers']);
 | |
|         $opts['domain_controllers'] = array_map('trim', $opts['domain_controllers']);
 | |
|         $opts['domain_controllers'] = array_filter($opts['domain_controllers']);
 | |
| 
 | |
|         // compatibility with old option name
 | |
|         if (empty($opts['admin_username']) && !empty($opts['ad_username'])) {
 | |
|             $opts['admin_username'] = $opts['ad_username'];
 | |
|         }
 | |
|         if (empty($opts['admin_password']) && !empty($opts['ad_password'])) {
 | |
|             $opts['admin_password'] = $opts['ad_password'];
 | |
|         }
 | |
|         $opts['admin_password'] = conf_decodeString($opts['admin_password']); // deobfuscate
 | |
| 
 | |
|         // we can change the password if SSL is set
 | |
|         if ($opts['use_ssl'] || $opts['use_tls']) {
 | |
|             $this->cando['modPass'] = true;
 | |
|         } else {
 | |
|             $this->cando['modPass'] = false;
 | |
|         }
 | |
| 
 | |
|         // adLDAP expects empty user/pass as NULL, we're less strict FS#2781
 | |
|         if (empty($opts['admin_username'])) $opts['admin_username'] = null;
 | |
|         if (empty($opts['admin_password'])) $opts['admin_password'] = null;
 | |
| 
 | |
|         // user listing needs admin priviledges
 | |
|         if (!empty($opts['admin_username']) && !empty($opts['admin_password'])) {
 | |
|             $this->cando['getUsers'] = true;
 | |
|         } else {
 | |
|             $this->cando['getUsers'] = false;
 | |
|         }
 | |
| 
 | |
|         return $opts;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Returns a list of configured domains
 | |
|      *
 | |
|      * The default domain has an empty string as key
 | |
|      *
 | |
|      * @return array associative array(key => domain)
 | |
|      */
 | |
|     public function getConfiguredDomains()
 | |
|     {
 | |
|         $domains = array();
 | |
|         if (empty($this->conf['account_suffix'])) return $domains; // not configured yet
 | |
| 
 | |
|         // add default domain, using the name from account suffix
 | |
|         $domains[''] = ltrim($this->conf['account_suffix'], '@');
 | |
| 
 | |
|         // find additional domains
 | |
|         foreach ($this->conf as $key => $val) {
 | |
|             if (is_array($val) && isset($val['account_suffix'])) {
 | |
|                 $domains[$key] = ltrim($val['account_suffix'], '@');
 | |
|             }
 | |
|         }
 | |
|         ksort($domains);
 | |
| 
 | |
|         return $domains;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Check provided user and userinfo for matching patterns
 | |
|      *
 | |
|      * The patterns are set up with $this->_constructPattern()
 | |
|      *
 | |
|      * @author Chris Smith <chris@jalakai.co.uk>
 | |
|      *
 | |
|      * @param string $user
 | |
|      * @param array  $info
 | |
|      * @return bool
 | |
|      */
 | |
|     protected function filter($user, $info)
 | |
|     {
 | |
|         foreach ($this->pattern as $item => $pattern) {
 | |
|             if ($item == 'user') {
 | |
|                 if (!preg_match($pattern, $user)) return false;
 | |
|             } elseif ($item == 'grps') {
 | |
|                 if (!count(preg_grep($pattern, $info['grps']))) return false;
 | |
|             } else {
 | |
|                 if (!preg_match($pattern, $info[$item])) return false;
 | |
|             }
 | |
|         }
 | |
|         return true;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Create a pattern for $this->_filter()
 | |
|      *
 | |
|      * @author Chris Smith <chris@jalakai.co.uk>
 | |
|      *
 | |
|      * @param array $filter
 | |
|      */
 | |
|     protected function constructPattern($filter)
 | |
|     {
 | |
|         $this->pattern = array();
 | |
|         foreach ($filter as $item => $pattern) {
 | |
|             $this->pattern[$item] = '/'.str_replace('/', '\/', $pattern).'/i'; // allow regex characters
 | |
|         }
 | |
|     }
 | |
| }
 |