diff options
Diffstat (limited to 'mod/dokuwiki/vendors/dokuwiki/inc/auth/ad.class.php')
| -rw-r--r-- | mod/dokuwiki/vendors/dokuwiki/inc/auth/ad.class.php | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/mod/dokuwiki/vendors/dokuwiki/inc/auth/ad.class.php b/mod/dokuwiki/vendors/dokuwiki/inc/auth/ad.class.php new file mode 100644 index 000000000..9915b9f11 --- /dev/null +++ b/mod/dokuwiki/vendors/dokuwiki/inc/auth/ad.class.php @@ -0,0 +1,205 @@ +<?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['useacl'] = 1; + * $conf['disableactions'] = 'register'; + * $conf['autopasswd'] = 0; + * $conf['authtype'] = 'ad'; + * $conf['passcrypt'] = 'ssha'; + * + * $conf['auth']['ad']['account_suffix'] = '@my.domain.org'; + * $conf['auth']['ad']['base_dn'] = 'DC=my,DC=domain,DC=org'; + * $conf['auth']['ad']['domain_controllers'] = 'srv1.domain.org,srv2.domain.org'; + * + * //optional: + * $conf['auth']['ad']['sso'] = 1; + * $conf['auth']['ad']['ad_username'] = 'root'; + * $conf['auth']['ad']['ad_password'] = 'pass'; + * $conf['auth']['ad']['real_primarygroup'] = 1; + * $conf['auth']['ad']['use_ssl'] = 1; + * $conf['auth']['ad']['debug'] = 1; + * + * @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> + */ + +require_once(DOKU_INC.'inc/adLDAP.php'); + +class auth_ad extends auth_basic { + var $cnf = null; + var $opts = null; + var $adldap = null; + + /** + * Constructor + */ + function auth_ad() { + global $conf; + $this->cnf = $conf['auth']['ad']; + + // ldap extension is needed + if (!function_exists('ldap_connect')) { + if ($this->cnf['debug']) + msg("LDAP err: PHP LDAP extension not found.",-1); + $this->success = false; + return; + } + + // Prepare SSO + if($_SERVER['REMOTE_USER'] && $this->cnf['sso']){ + // remove possible NTLM domain + list($dom,$usr) = explode('\\',$_SERVER['REMOTE_USER'],2); + if(!$usr) $usr = $dom; + + // remove possible Kerberos domain + list($usr,$dom) = explode('@',$usr); + + $dom = strtolower($dom); + $_SERVER['REMOTE_USER'] = $usr; + + // we need to simulate a login + if(empty($_COOKIE[DOKU_COOKIE])){ + $_REQUEST['u'] = $_SERVER['REMOTE_USER']; + $_REQUEST['p'] = 'sso_only'; + } + } + + // prepare adLDAP standard configuration + $this->opts = $this->cnf; + + // add possible domain specific configuration + if($dom && is_array($this->cnf[$dom])) foreach($this->cnf[$dom] as $key => $val){ + $this->opts[$key] = $val; + } + + // handle multiple AD servers + $this->opts['domain_controllers'] = explode(',',$this->opts['domain_controllers']); + $this->opts['domain_controllers'] = array_map('trim',$this->opts['domain_controllers']); + $this->opts['domain_controllers'] = array_filter($this->opts['domain_controllers']); + + // we currently just handle authentication, so no capabilities are set + } + + /** + * 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> + * @return bool + */ + function checkPass($user, $pass){ + if($_SERVER['REMOTE_USER'] && + $_SERVER['REMOTE_USER'] == $user && + $this->cnf['sso']) return true; + + if(!$this->_init()) return false; + return $this->adldap->authenticate($user, $pass); + } + + /** + * Return user info [required auth function] + * + * Returns info about the given user needs to contain + * at least these fields: + * + * name string full name of the user + * mail string email addres of the user + * grps array list of groups the user is in + * + * This LDAP specific function returns the following + * addional fields: + * + * dn string distinguished name (DN) + * uid string Posix User ID + * + * @author James Van Lommel <james@nosq.com> + */ + function getUserData($user){ + global $conf; + if(!$this->_init()) return false; + + //get info for given user + $result = $this->adldap->user_info($user); + + //general user info + $info['name'] = $result[0]['displayname'][0]; + $info['mail'] = $result[0]['mail'][0]; + $info['uid'] = $result[0]['samaccountname'][0]; + $info['dn'] = $result[0]['dn']; + + // handle ActiveDirectory memberOf + $info['grps'] = $this->adldap->user_groups($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']; + } + + return $info; + } + + /** + * Make AD group names usable by DokuWiki. + * + * Removes backslashes ('\'), pound signs ('#'), and converts spaces to underscores. + * + * @author James Van Lommel (jamesvl@gmail.com) + */ + function cleanGroup($name) { + $sName = str_replace('\\', '', $name); + $sName = str_replace('#', '', $sName); + $sName = preg_replace('[\s]', '_', $sName); + return $sName; + } + + /** + * Sanitize user names + */ + function cleanUser($name) { + return $this->cleanGroup($name); + } + + /** + * Most values in LDAP are case-insensitive + */ + function isCaseSensitive(){ + return false; + } + + /** + * Initialize the AdLDAP library and connect to the server + */ + function _init(){ + if(!is_null($this->adldap)) return true; + + // connect + try { + $this->adldap = new adLDAP($this->opts); + return true; + } catch (adLDAPException $e) { + $this->success = false; + $this->adldap = null; + } + return false; + } +} + +//Setup VIM: ex: et ts=4 enc=utf-8 : |