KADM5.php

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<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4 foldmethod=marker: */

require_once 'Auth/Container.php';
require_once 'PEAR.php';

class Auth_Container_KADM5 extends Auth_Container {

    // {{{ properties

    var $options = array();

    // }}}
    // {{{ Auth_Container_KADM5()

    function Auth_Container_KADM5($options) {
        if (!extension_loaded('kadm5')) {
            return PEAR::raiseError("Cannot use Kerberos V authentication, KADM5 extension not loaded!", 41, PEAR_ERROR_DIE);
        }

        $this->_setDefaults();

        if (isset($options['hostname'])) {
            $this->options['hostname'] = $options['hostname'];
        }
        if (isset($options['realm'])) {
            $this->options['realm'] = $options['realm'];
        }
        if (isset($options['timeout'])) {
            $this->options['timeout'] = $options['timeout'];
        }
        if (isset($options['checkServer'])) {
            $this->options['checkServer'] = $options['checkServer'];
        }

        if ($this->options['checkServer']) {
            $this->_checkServer();
        }
    }

    // }}}
    // {{{ fetchData()

    function fetchData($username, $password) {
        $this->log('Auth_Container_KADM5::fetchData() called.', AUTH_LOG_DEBUG);
        if ( ($username == NULL) || ($password == NULL) ) {
            return false;
        }

        $server = $this->options['hostname'];
        $realm = $this->options['realm'];
        $check = @kadm5_init_with_password($server, $realm, $username, $password);

        if ($check == false) {
            return false;
        } else {
            return true;
        }
    }

    // }}}
    // {{{ _setDefaults()

    function _setDefaults() {
        $this->options['hostname'] = 'localhost';
        $this->options['realm'] = NULL;
        $this->options['timeout'] = 10;
        $this->options['checkServer'] = false;
    }

    // }}}
    // {{{ _checkServer()

    function _checkServer() {
        $fp = @fsockopen ($this->options['hostname'], 88, $errno, $errstr, $this->options['timeout']);
        if (is_resource($fp)) {
            @fclose($fp);
        } else {
            $message = "Error connecting to Kerberos V server "
                .$this->options['hostname'].":".$this->options['port'];
            return PEAR::raiseError($message, 41, PEAR_ERROR_DIE);
        }
    }

    // }}}

}

?>