diff options
author | Craig Andrews <candrews@integralblue.com> | 2009-11-10 16:27:20 -0500 |
---|---|---|
committer | Craig Andrews <candrews@integralblue.com> | 2009-11-10 16:28:37 -0500 |
commit | 1cd6650ae43d548f209d68e9feaaa7185d5ffecb (patch) | |
tree | 105443c380bdc0e3664c70c15a65356ba8fe700e /plugins/Ldap/LdapPlugin.php | |
parent | 651cbf0681b6d263dde673ce36811710bfe553b8 (diff) |
Changed to Evan's event style and added an AuthPlugin superclass
Diffstat (limited to 'plugins/Ldap/LdapPlugin.php')
-rw-r--r-- | plugins/Ldap/LdapPlugin.php | 114 |
1 files changed, 91 insertions, 23 deletions
diff --git a/plugins/Ldap/LdapPlugin.php b/plugins/Ldap/LdapPlugin.php index 3795ffd7f..8a416bccc 100644 --- a/plugins/Ldap/LdapPlugin.php +++ b/plugins/Ldap/LdapPlugin.php @@ -31,38 +31,42 @@ if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); } -require_once INSTALLDIR.'/plugins/Ldap/ldap.php'; +require_once INSTALLDIR.'/plugins/Auth/AuthPlugin.php'; +require_once 'Net/LDAP2.php'; -class LdapPlugin extends Plugin +class LdapPlugin extends AuthPlugin { - private $config = array(); function __construct() { parent::__construct(); } + + //---interface implementation---// - function onCheckPassword($nickname, $password, &$authenticated) + function checkPassword($nickname, $password) { - if(ldap_check_password($nickname, $password)){ - $authenticated = true; - //stop handling of other events, because we have an answer + $ldap = $this->ldap_get_connection(); + if(!$ldap){ return false; } - if(common_config('ldap','authoritative')){ - //a false return stops handler processing + $entry = $this->ldap_get_user($nickname); + if(!$entry){ return false; + }else{ + $config = $this->ldap_get_config(); + $config['binddn']=$entry->dn(); + $config['bindpw']=$password; + if($this->ldap_get_connection($config)){ + return true; + }else{ + return false; + } } } - function onAutoRegister($nickname) + function autoRegister($nickname) { - $user = User::staticGet('nickname', $nickname); - if (! is_null($user) && $user !== false) { - common_log(LOG_WARNING, "An attempt was made to autoregister an existing user with nickname: $nickname"); - return; - } - $attributes=array(); $config_attributes = array('nickname','email','fullname','homepage','location'); foreach($config_attributes as $config_attribute){ @@ -71,7 +75,7 @@ class LdapPlugin extends Plugin array_push($attributes,$value); } } - $entry = ldap_get_user($nickname,$attributes); + $entry = $this->ldap_get_user($nickname,$attributes); if($entry){ $registration_data = array(); foreach($config_attributes as $config_attribute){ @@ -89,21 +93,22 @@ class LdapPlugin extends Plugin //set the database saved password to a random string. $registration_data['password']=common_good_rand(16); $user = User::register($registration_data); - //prevent other handlers from running, as we have registered the user - return false; + return true; + }else{ + //user isn't in ldap, so we cannot register him + return null; } } - function onChangePassword($nickname,$oldpassword,$newpassword,&$errormsg) + function changePassword($nickname,$oldpassword,$newpassword) { //TODO implement this - $errormsg = _('Sorry, changing LDAP passwords is not supported at this time'); + throw new Exception(_('Sorry, changing LDAP passwords is not supported at this time')); - //return false, indicating that the event has been handled return false; } - function onCanUserChangeField($nickname, $field) + function canUserChangeField($nickname, $field) { switch($field) { @@ -113,4 +118,67 @@ class LdapPlugin extends Plugin return false; } } + + //---utility functions---// + function ldap_get_config(){ + $config = array(); + $keys = array('host','port','version','starttls','binddn','bindpw','basedn','options','filter','scope'); + foreach($keys as $key){ + $value = $this->$key; + if($value!==false){ + $config[$key]=$value; + } + } + return $config; + } + + function ldap_get_connection($config = null){ + if($config == null){ + $config = $this->ldap_get_config(); + } + + //cannot use Net_LDAP2::connect() as StatusNet uses + //PEAR::setErrorHandling(PEAR_ERROR_CALLBACK, 'handleError'); + //PEAR handling can be overridden on instance objects, so we do that. + $ldap = new Net_LDAP2($config); + $ldap->setErrorHandling(PEAR_ERROR_RETURN); + $err=$ldap->bind(); + if (Net_LDAP2::isError($err)) { + common_log(LOG_WARNING, 'Could not connect to LDAP server: '.$err->getMessage()); + return false; + } + return $ldap; + } + + /** + * get an LDAP entry for a user with a given username + * + * @param string $username + * $param array $attributes LDAP attributes to retrieve + * @return string DN + */ + function ldap_get_user($username,$attributes=array()){ + $ldap = $this->ldap_get_connection(); + $filter = Net_LDAP2_Filter::create(common_config('ldap','nickname_attribute'), 'equals', $username); + $options = array( + 'scope' => 'sub', + 'attributes' => $attributes + ); + $search = $ldap->search(null,$filter,$options); + + if (PEAR::isError($search)) { + common_log(LOG_WARNING, 'Error while getting DN for user: '.$search->getMessage()); + return false; + } + + if($search->count()==0){ + return false; + }else if($search->count()==1){ + $entry = $search->shiftEntry(); + return $entry; + }else{ + common_log(LOG_WARNING, 'Found ' . $search->count() . ' ldap user with the username: ' . $username); + return false; + } + } } |