function user_exists($username) {
        $extusername = core_text::convert($username, 'utf-8', $this->config->ldapencoding);

        // Returns true if given username exists on ldap
        $users = $this->ldap_get_userlist('('.$this->config->user_attribute.'='.ldap_filter_addslashes($extusername).')');
        return count($users);
    }
function user_exists($username) {
        $extusername = core_text::convert($username, 'utf-8', $this->config->ldapencoding);

        // Returns true if given username exists on ldap
        $users = $this->ldap_get_userlist('('.$this->config->user_attribute.'='.ldap_filter_addslashes($extusername).')');
        return count($users);
    }
function user_exists ( $ username ) { $ extusername = core_text :: convert ( $ username , 'utf-8' , $ this -> config -> ldapencoding ) ; // Returns true if given username exists on ldap $ users = $ this -> ldap_get_userlist ( '(' . $ this -> config -> user_attribute . '=' . ldap_filter_addslashes ( $ extusername ) . ')' ) ; return count ( $ users ) ; }
Checks if user exists on LDAP

@param string $username
Checks if user exists on LDAP