friendica/include/auth.php

122 lines
3.2 KiB
PHP

<?php
// login/logout
if((x($_SESSION,'authenticated')) && (! ($_POST['auth-params'] === 'login'))) {
if($_POST['auth-params'] === 'logout' || $a->module === 'logout') {
// process logout request
unset($_SESSION['authenticated']);
unset($_SESSION['uid']);
unset($_SESSION['visitor_id']);
unset($_SESSION['administrator']);
unset($_SESSION['cid']);
unset($_SESSION['theme']);
unset($_SESSION['page_flags']);
notice( t('Logged out.') . EOL);
goaway($a->get_baseurl());
}
if(x($_SESSION,'uid')) {
// already logged in user returning
$r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
intval($_SESSION['uid'])
);
if(! count($r)) {
goaway($a->get_baseurl());
}
// initialise user environment
$a->user = $r[0];
$_SESSION['theme'] = $a->user['theme'];
$_SESSION['page_flags'] = $a->user['page-flags'];
if(strlen($a->user['timezone']))
date_default_timezone_set($a->user['timezone']);
$_SESSION['my_url'] = $a->get_baseurl() . '/profile/' . $a->user['nickname'];
$r = q("SELECT * FROM `contact` WHERE `uid` = %s AND `self` = 1 LIMIT 1",
intval($_SESSION['uid']));
if(count($r)) {
$a->contact = $r[0];
$a->cid = $r[0]['id'];
$_SESSION['cid'] = $a->cid;
}
}
}
else {
unset($_SESSION['authenticated']);
unset($_SESSION['uid']);
unset($_SESSION['visitor_id']);
unset($_SESSION['administrator']);
unset($_SESSION['cid']);
unset($_SESSION['theme']);
unset($_SESSION['my_url']);
unset($_SESSION['page_flags']);
$encrypted = hash('whirlpool',trim($_POST['password']));
if((x($_POST,'auth-params')) && $_POST['auth-params'] === 'login') {
// process login request
$r = q("SELECT * FROM `user`
WHERE ( `email` = '%s' OR `nickname` = '%s' ) AND `password` = '%s' AND `blocked` = 0 AND `verified` = 1 LIMIT 1",
dbesc(trim($_POST['login-name'])),
dbesc(trim($_POST['login-name'])),
dbesc($encrypted));
if(($r === false) || (! count($r))) {
notice( t('Login failed.') . EOL );
goaway($a->get_baseurl());
}
$_SESSION['uid'] = $r[0]['uid'];
$_SESSION['theme'] = $r[0]['theme'];
$_SESSION['authenticated'] = 1;
$_SESSION['page_flags'] = $r[0]['page-flags'];
$_SESSION['my_url'] = $a->get_baseurl() . '/profile/' . $r[0]['nickname'];
notice( t("Welcome back ") . $r[0]['username'] . EOL);
$a->user = $r[0];
if(strlen($a->user['timezone']))
date_default_timezone_set($a->user['timezone']);
$r = q("SELECT * FROM `contact` WHERE `uid` = %s AND `self` = 1 LIMIT 1",
intval($_SESSION['uid']));
if(count($r)) {
$a->cid = $r[0]['id'];
$_SESSION['cid'] = $a->cid;
}
if(($a->module !== 'home') && isset($_SESSION['return_url']))
goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
}
}
// Returns an array of group id's this contact is a member of.
// This array will only contain group id's related to the uid of this
// DFRN contact. They are *not* neccessarily unique across the entire site.
if(! function_exists('init_groups_visitor')) {
function init_groups_visitor($contact_id) {
$groups = array();
$r = q("SELECT `gid` FROM `group_member`
WHERE `contact-id` = %d ",
intval($contact_id)
);
if(count($r)) {
foreach($r as $rr)
$groups[] = $rr['gid'];
}
return $groups;
}}