friendica/mod/openid.php
Sandro Santilli 10e6a243ea Simplify openid query, and (needlessly) quote all fields
Fields quoting was requested by rabuzarus
2016-05-25 16:06:16 +02:00

104 lines
2.5 KiB
PHP

<?php
require_once('library/openid.php');
function openid_content(&$a) {
$noid = get_config('system','no_openid');
if($noid)
goaway(z_root());
logger('mod_openid ' . print_r($_REQUEST,true), LOGGER_DATA);
if((x($_GET,'openid_mode')) && (x($_SESSION,'openid'))) {
$openid = new LightOpenID;
if($openid->validate()) {
$authid = $_REQUEST['openid_identity'];
if(! strlen($authid)) {
logger( t('OpenID protocol error. No ID returned.') . EOL);
goaway(z_root());
}
// NOTE: we search both for normalised and non-normalised form of $authid
// because the normalization step was removed from setting
// mod/settings.php in 8367cad so it might have left mixed
// records in the user table
//
$r = q("SELECT * FROM `user`
WHERE ( `openid` = '%s' OR `openid` = '%s' )
AND `blocked` = 0 AND `account_expired` = 0
AND `account_removed` = 0 AND `verified` = 1
LIMIT 1",
dbesc($authid), dbesc(normalise_openid($authid))
);
if($r && count($r)) {
// successful OpenID login
unset($_SESSION['openid']);
require_once('include/security.php');
authenticate_success($r[0],true,true);
// just in case there was no return url set
// and we fell through
goaway(z_root());
}
// Successful OpenID login - but we can't match it to an existing account.
// New registration?
if($a->config['register_policy'] == REGISTER_CLOSED) {
notice( t('Account not found and OpenID registration is not permitted on this site.') . EOL);
goaway(z_root());
}
unset($_SESSION['register']);
$args = '';
$attr = $openid->getAttributes();
if(is_array($attr) && count($attr)) {
foreach($attr as $k => $v) {
if($k === 'namePerson/friendly')
$nick = notags(trim($v));
if($k === 'namePerson/first')
$first = notags(trim($v));
if($k === 'namePerson')
$args .= '&username=' . notags(trim($v));
if($k === 'contact/email')
$args .= '&email=' . notags(trim($v));
if($k === 'media/image/aspect11')
$photosq = bin2hex(trim($v));
if($k === 'media/image/default')
$photo = bin2hex(trim($v));
}
}
if($nick)
$args .= '&nickname=' . $nick;
elseif($first)
$args .= '&nickname=' . $first;
if($photosq)
$args .= '&photo=' . $photosq;
elseif($photo)
$args .= '&photo=' . $photo;
$args .= '&openid_url=' . notags(trim($authid));
goaway($a->get_baseurl() . '/register' . $args);
// NOTREACHED
}
}
notice( t('Login failed.') . EOL);
goaway(z_root());
// NOTREACHED
}