- function ldap_is_dn_member_of_group($userDn, $groupDn)
- {
- $ldap = $this->ldap_get_connection();
- $link = $ldap->getLink();
- $r = @ldap_compare($link, $groupDn, $this->uniqueMember_attribute, $userDn);
- if ($r === true){
- return true;
- }else if($r === false){
- return false;
- }else{
- common_log(LOG_ERR, "LDAP error determining if userDn=$userDn is a member of groupDn=$groupDn using uniqueMember_attribute=$this->uniqueMember_attribute error: ".ldap_error($link));
- return false;
- }
- }
-
- 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!==null){
- $config[$key]=$value;
- }
- }
- return $config;
- }
-
- //-----the below function were copied from LDAPAuthenticationPlugin. They will be moved to a utility class soon.----\\
- function ldap_get_connection($config = null){
- if($config == null && isset($this->default_ldap)){
- return $this->default_ldap;
- }
-
- //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.
- $ldap = new Net_LDAP2(isset($config)?$config:$this->ldap_get_config());
- $ldap->setErrorHandling(PEAR_ERROR_RETURN);
- $err=$ldap->bind();
- if (Net_LDAP2::isError($err)) {
- // if we were called with a config, assume caller will handle
- // incorrect username/password (LDAP_INVALID_CREDENTIALS)
- if (isset($config) && $err->getCode() == 0x31) {
- return null;
- }
- throw new Exception('Could not connect to LDAP server: '.$err->getMessage());
- return false;
- }
- if($config == null) $this->default_ldap=$ldap;
- 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=null){
- if($ldap==null) {
- $ldap = $this->ldap_get_connection();
- }
- if(! $ldap) {
- throw new Exception("Could not connect to LDAP");
- }
- $filter = Net_LDAP2_Filter::create($this->attributes['username'], 'equals', $username);
- $options = array(
- '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;
- }
- }
-