friendica/include/auth.php

80 lines
2.3 KiB
PHP
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2010-07-04 23:45:56 -04:00
<?php
// login/logout
if((x($_SESSION,'authenticated')) && (! ($_POST['auth-params'] == 'login'))) {
if($_POST['auth-params'] == 'logout' || $a->module == "logout") {
unset($_SESSION['authenticated']);
unset($_SESSION['uid']);
unset($_SESSION['visitor_id']);
unset($_SESSION['administrator']);
$_SESSION['sysmsg'] = "Logged out." . EOL;
goaway($a->get_baseurl());
}
if(x($_SESSION,'uid')) {
$r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
intval($_SESSION['uid']));
if($r === NULL || (! count($r))) {
goaway($a->get_baseurl());
}
$a->user = $r[0];
if(strlen($a->user['timezone']))
date_default_timezone_set($a->user['timezone']);
}
}
else {
unset($_SESSION['authenticated']);
unset($_SESSION['uid']);
unset($_SESSION['visitor_id']);
unset($_SESSION['administrator']);
$encrypted = hash('whirlpool',trim($_POST['password']));
if((x($_POST,'auth-params')) && $_POST['auth-params'] == 'login') {
$r = q("SELECT * FROM `user`
WHERE `email` = '%s' AND `password` = '%s' LIMIT 1",
dbesc(trim($_POST['login-name'])),
dbesc($encrypted));
if(($r === false) || (! count($r))) {
$_SESSION['sysmsg'] = 'Login failed.' . EOL ;
goaway($a->get_baseurl());
}
$_SESSION['uid'] = $r[0]['uid'];
$_SESSION['admin'] = $r[0]['admin'];
$_SESSION['authenticated'] = 1;
if(x($r[0],'nickname'))
$_SESSION['my_url'] = $a->get_baseurl() . '/profile/' . $r[0]['nickname'];
else
$_SESSION['my_url'] = $a->get_baseurl() . '/profile/' . $r[0]['uid'];
$_SESSION['sysmsg'] = "Welcome back " . $r[0]['username'] . EOL;
$a->user = $r[0];
if(strlen($a->user['timezone']))
date_default_timezone_set($a->user['timezone']);
}
}
// Returns an array of group names this contact is a member of.
// Since contact-id's are unique and each "belongs" to a given user uid,
// this array will only contain group names related to the uid of this
// DFRN contact. They are *not* neccessarily unique across the entire site.
if(! function_exists('init_groups_visitor')) {
function init_groups_visitor($contact_id) {
$groups = array();
$r = q("SELECT `group_member`.`gid`, `group`.`name`
FROM `group_member` LEFT JOIN `group` ON `group_member`.`gid` = `group`.`id`
WHERE `group_member`.`contact-id` = %d ",
intval($contact_id)
);
if(count($r)) {
foreach($r as $rr)
$groups[] = $rr['name'];
}
return $groups;
}}