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<?php
/**
* UserInfoDB class
* Provides database functions for userInfo.php
* @author Nick Korbel <lqqkout13@users.sourceforge.net>
* @version 04-10-04
* @package DBEngine
*
* Copyright (C) 2003 - 2007 phpScheduleIt
* License: GPL, see LICENSE
*/
/**
* Base directory of application
*/
@define('BASE_DIR', dirname(__FILE__) . '/../..');
/**
* DBEngine class
*/
include_once(BASE_DIR . '/lib/DBEngine.class.php');
/**
* Provide functionality for userInfo.php
*/
class UserInfoDB extends DBEngine {
/**
* Returns the previous (alphabetic) memberid
* @param object $user current user object
* @return previous memberid as string
*/
function get_prev_userid(&$user) {
$data = array ($user->get_lname(), $user->get_lname(), $user->get_fname(), $user->get_id());
$result = $this->db->getRow('SELECT memberid FROM ' . $this->get_table('login')
. ' WHERE ('
. ' (lname<?) '
. ' OR (lname=? AND fname<=?)'
. ') '
. ' AND memberid <> ?'
. ' ORDER BY lname, fname', $data);
$this->check_for_error($result);
if (count($result) <= 0)
return $user->get_id();
return $result['memberid'];
}
/**
* Returns the next (alphabetic) memberid
* @param object $user current user object
* @return next memberid as string
*/
function get_next_userid(&$user) {
$data = array ($user->get_lname(), $user->get_lname(), $user->get_fname(), $user->get_id());
$result = $this->db->getRow('SELECT memberid FROM ' . $this->get_table('login')
. ' WHERE ('
. ' (lname>?) '
. ' OR (lname=? AND fname>=?)'
. ') '
. ' AND memberid <> ?'
. ' ORDER BY lname, fname', $data);
$this->check_for_error($result);
if (count($result) <= 0)
return $user->get_id();
return $result['memberid'];
}
}
?>