Source for file _auth.php

<?php
 
class net_nemein_registrations__auth {
    
    var $_midgard;    
    var $_person;
    var $_ispoweruser;
 
    var $_topic;
    var $_config;
    
    function net_nemein_registrations__auth ($topic, $config) {
        $this->_topic = $topic;
        $this->_config = $config;
        
        $this->auth_sync_with_midgard();
    }
    
    function get_midgard()  { return $this->_midgard; }
    function get_person()   { return $this->_person; }
    function is_poweruser() { return $this->_ispoweruser; }
    
    function auth_sync_with_midgard() {
        $this->_clear_privileges();
        
        $this->_midgard = mgd_get_midgard();
        $this->_person = mgd_get_person($this->_midgard->user);
        
        if (! $this->_person)
            $this->_person = null;
        
        $this->_read_privileges();        
    }
    
    function auth_registrar (&$regfact, $email, $password) {
        $person = $regfact->getby_email($email);
        if (is_null($person)) {
            debug_add("could not get person record for '$email'");
            $this->auth_sync_with_midgard();
            return false;
        }
        if ($person->parameter("net.nemein.registrations", "password") != $password) {
            debug_add("Passwords do not match, got '$password', should be '" 
                        . $person->parameter("net.nemein.registrations", "password") . "'");
            $this->auth_sync_with_midgard();
            return false;
        }
        $this->_person = $person;
        $this->_read_privileges();
        return true;
    }
    
    function _read_privileges() {
        if (is_null ($this->_person)) {
            $this->_clear_privileges();
        } else {
            if ($this->_person->id == $this->_midgard->user && $this->_midgard->admin)
                $this->_is_poweruser = true;
            else
                $this->_ispoweruser = $this->_person->parameter("Interface","Power_User") != "NO" ? true : false;
        }
    }
    
    function _clear_privileges() {
        $this->_person = null;
        $this->_ispoweruser = false;
    }
}
?>