<?php
+
+function nuke_session() {
+ unset($_SESSION['authenticated']);
+ unset($_SESSION['uid']);
+ unset($_SESSION['visitor_id']);
+ unset($_SESSION['administrator']);
+ unset($_SESSION['cid']);
+ unset($_SESSION['theme']);
+ unset($_SESSION['page_flags']);
+}
+
+
// login/logout
+
+
+
if((isset($_SESSION)) && (x($_SESSION,'authenticated')) && ((! (x($_POST,'auth-params'))) || ($_POST['auth-params'] !== 'login'))) {
if(((x($_POST,'auth-params')) && ($_POST['auth-params'] === 'logout')) || ($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($_SESSION['page_flags']);
+ nuke_session();
notice( t('Logged out.') . EOL);
goaway($a->get_baseurl());
}
// already logged in user returning
+ $check = get_config('system','paranoia');
+ // extra paranoia - if the IP changed, log them out
+ if($check && ($_SESSION['addr'] != $_SERVER['REMOTE_ADDR'])) {
+ nuke_session();
+ goaway($a->get_baseurl());
+ }
+
$r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
intval($_SESSION['uid'])
);
if(! count($r)) {
- unset($_SESSION['authenticated']);
- unset($_SESSION['uid']);
+ nuke_session();
goaway($a->get_baseurl());
}
else {
if(isset($_SESSION)) {
- unset($_SESSION['authenticated']);
- unset($_SESSION['uid']);
- unset($_SESSION['visitor_id']);
- unset($_SESSION['administrator']);
- unset($_SESSION['cid']);
- unset($_SESSION['theme']);
- unset($_SESSION['my_url']);
- unset($_SESSION['page_flags']);
+ nuke_session();
}
if((x($_POST,'password')) && strlen($_POST['password']))
else {
if((x($_POST,'openid_url')) && strlen($_POST['openid_url'])) {
+ $noid = get_config('system','no_openid');
+
$openid_url = trim($_POST['openid_url']);
// validate_url alters the calling parameter
// if it's an email address or doesn't resolve to a URL, fail.
- if((strpos($temp_string,'@')) || (! validate_url($temp_string))) {
+ if(($noid) || (strpos($temp_string,'@')) || (! validate_url($temp_string))) {
$a = get_app();
notice( t('Login failed.') . EOL);
goaway($a->get_baseurl());
}
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['openid_url'])),
- dbesc(trim($_POST['openid_url'])),
- dbesc($encrypted));
- if(($r === false) || (! count($r))) {
- notice( t('Login failed.') . EOL );
- goaway($a->get_baseurl());
- }
+ $addon_auth = array(
+ 'name' => trim($_POST['openid_url']),
+ 'password' => trim($_POST['password']),
+ 'authenticated' => 0
+ );
+
+ /**
+ *
+ * A plugin indicates successful login by setting 'authenticated' to non-zero value
+ * Plugins should never set 'authenticated' except to indicate success - as hooks may be chained
+ * and later plugins should not interfere with an earlier one that succeeded.
+ *
+ */
+
+ call_hooks('authenticate', $addon_auth);
+
+ if(! $addon_auth['authenticated']) {
+ // 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['openid_url'])),
+ dbesc(trim($_POST['openid_url'])),
+ dbesc($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'];
+ $_SESSION['addr'] = $_SERVER['REMOTE_ADDR'];
notice( t("Welcome back ") . $r[0]['username'] . EOL);
$a->user = $r[0];
$a->cid = $r[0]['id'];
$_SESSION['cid'] = $a->cid;
}
+ q("UPDATE `user` SET `login_date` = '%s' WHERE `uid` = %d LIMIT 1",
+ dbesc(datetime_convert()),
+ intval($_SESSION['uid'])
+ );
+
+ call_hooks('logged_in', $a->user);
header('X-Account-Management-Status: active; name="' . $a->user['username'] . '"; id="' . $a->user['nickname'] .'"');
if(($a->module !== 'home') && isset($_SESSION['return_url']))