app\models\forms\LdapLoginForm::getUser PHP Method

    public function getUser()
    {
        if ($this->_user === false) {
            self::getConn();
            self::bind();
            $filter = str_replace('${username}', $this->username, self::$_configs['accountPattern']);
            $sr = ldap_search(self::$_conn, self::$_configs['accountBase'], $filter);
            unset($filter);
            if (ldap_count_entries(self::$_conn, $sr) == 0) {
                ldap_close(self::$_conn);
                return array();
            }
            $entry = ldap_first_entry(self::$_conn, $sr);
            $attributes = ldap_get_attributes(self::$_conn, $entry);
            $this->_user = new LdapUser();
            foreach ($attributes as $key => $value) {
                if ($key == 'userPassword') {
                    $this->_user->setPassword($value[0]);
                }
                if (isset(self::$_configs['attributesMap']) == true && is_array(self::$_configs['attributesMap']) == true) {
                    if (isset(self::$_configs['attributesMap'][$key]) == true && is_string(self::$_configs['attributesMap'][$key]) == true) {
                        $field = self::$_configs['attributesMap'][$key];
                        $this->_user->setAttribute($field, $value[0]);
                        unset($field);
                    }
                } else {
                    if (is_string($key) == true) {
                        $this->_user->{$key} = $value[0];
                    }
                }
            }
            ldap_close(self::$_conn);
            $user = User::findByUsername(array('username' => $this->username));
            if ($user == null) {
                $attributes['username'] = $this->username;
                $user = $this->register($attributes);
            }
            $this->_user->setId($user->getId());
            unset($attributes, $user);
        }
        return $this->_user;
    }