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friendica
kopia lustrzana https://github.com/friendica/friendica
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Code redesign and comments

pull/2483/head
Michael Vogel 2016-04-25 22:10:45 +02:00
rodzic 2c75a0fefc
commit 18aa43e6f6
1 zmienionych plików z 48 dodań i 33 usunięć
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57
include/auth.php
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@ -2,19 +2,12 @@
require_once('include/security.php');
require_once('include/datetime.php');
function nuke_session() {
new_cookie(-3600); // make sure cookie is deleted on browser close, as a security measure
session_unset();
session_destroy();
}
// When the "Friendica" cookie is set, take the value to authenticate and renew the cookie.
if (isset($_COOKIE["Friendica"])) {
$data = json_decode($_COOKIE["Friendica"]);
if (isset($data->uid)) {
$r = q("SELECT `user`.*, `user`.`pubkey` as `upubkey`, `user`.`prvkey` as `uprvkey`
FROM `user` WHERE `uid` = %d AND `blocked` = 0 AND `account_expired` = 0 AND `account_removed` = 0 AND `verified` = 1 LIMIT 1",
FROM `user` WHERE `uid` = %d AND NOT `blocked` AND NOT `account_expired` AND NOT `account_removed` AND `verified` LIMIT 1",
intval($data->uid)
);
@ -42,9 +35,9 @@ if(isset($_COOKIE["Friendica"])) {
// login/logout
if((isset($_SESSION)) && (x($_SESSION,'authenticated')) && ((! (x($_POST,'auth-params'))) || ($_POST['auth-params'] !== 'login'))) {
if (isset($_SESSION) && x($_SESSION,'authenticated') && (!x($_POST,'auth-params') || ($_POST['auth-params'] !== 'login'))) {
if(((x($_POST,'auth-params')) && ($_POST['auth-params'] === 'logout')) || ($a->module === 'logout')) {
if ((x($_POST,'auth-params') && ($_POST['auth-params'] === 'logout')) || ($a->module === 'logout')) {
// process logout request
call_hooks("logging_out");
@ -53,7 +46,7 @@ if((isset($_SESSION)) && (x($_SESSION,'authenticated')) && ((! (x($_POST,'auth-p
goaway(z_root());
}
if(x($_SESSION,'visitor_id') && (! x($_SESSION,'uid'))) {
if (x($_SESSION,'visitor_id') && !x($_SESSION,'uid')) {
$r = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
intval($_SESSION['visitor_id'])
);
@ -69,14 +62,14 @@ if((isset($_SESSION)) && (x($_SESSION,'authenticated')) && ((! (x($_POST,'auth-p
$check = get_config('system','paranoia');
// extra paranoia - if the IP changed, log them out
if ($check && ($_SESSION['addr'] != $_SERVER['REMOTE_ADDR'])) {
logger('Session address changed. Paranoid setting in effect, blocking session. '
. $_SESSION['addr'].' != '.$_SERVER['REMOTE_ADDR']);
logger('Session address changed. Paranoid setting in effect, blocking session. '.
$_SESSION['addr'].' != '.$_SERVER['REMOTE_ADDR']);
nuke_session();
goaway(z_root());
}
$r = q("SELECT `user`.*, `user`.`pubkey` as `upubkey`, `user`.`prvkey` as `uprvkey`
FROM `user` WHERE `uid` = %d AND `blocked` = 0 AND `account_expired` = 0 AND `account_removed` = 0 AND `verified` = 1 LIMIT 1",
FROM `user` WHERE `uid` = %d AND NOT `blocked` AND NOT `account_expired` AND NOT `account_removed` AND `verified` LIMIT 1",
intval($_SESSION['uid'])
);
@ -102,7 +95,7 @@ if((isset($_SESSION)) && (x($_SESSION,'authenticated')) && ((! (x($_POST,'auth-p
session_unset();
if((x($_POST,'password')) && strlen($_POST['password']))
if (x($_POST,'password') && strlen($_POST['password']))
$encrypted = hash('whirlpool',trim($_POST['password']));
else {
if ((x($_POST,'openid_url')) && strlen($_POST['openid_url']) ||
@ -118,7 +111,7 @@ if((isset($_SESSION)) && (x($_SESSION,'authenticated')) && ((! (x($_POST,'auth-p
// if it's an email address or doesn't resolve to a URL, fail.
if(($noid) || (strpos($temp_string,'@')) || (! validate_url($temp_string))) {
if ($noid || strpos($temp_string,'@') || !validate_url($temp_string)) {
$a = get_app();
notice(t('Login failed.').EOL);
goaway(z_root());
@ -142,7 +135,7 @@ if((isset($_SESSION)) && (x($_SESSION,'authenticated')) && ((! (x($_POST,'auth-p
}
}
if((x($_POST,'auth-params')) && $_POST['auth-params'] === 'login') {
if (x($_POST,'auth-params') && $_POST['auth-params'] === 'login') {
$record = null;
@ -163,15 +156,15 @@ if((isset($_SESSION)) && (x($_SESSION,'authenticated')) && ((! (x($_POST,'auth-p
call_hooks('authenticate', $addon_auth);
if(($addon_auth['authenticated']) && (count($addon_auth['user_record']))) {
if ($addon_auth['authenticated'] && count($addon_auth['user_record']))
$record = $addon_auth['user_record'];
} else {
else {
// process normal login request
$r = q("SELECT `user`.*, `user`.`pubkey` as `upubkey`, `user`.`prvkey` as `uprvkey`
FROM `user` WHERE (`email` = '%s' OR `nickname` = '%s')
AND `password` = '%s' AND `blocked` = 0 AND `account_expired` = 0 AND `account_removed` = 0 AND `verified` = 1 LIMIT 1",
AND `password` = '%s' AND NOT `blocked` AND NOT `account_expired` AND NOT `account_removed` AND `verified` LIMIT 1",
dbesc(trim($_POST['username'])),
dbesc(trim($_POST['username'])),
dbesc($encrypted)
@ -202,12 +195,35 @@ if((isset($_SESSION)) && (x($_SESSION,'authenticated')) && ((! (x($_POST,'auth-p
}
}
/**
* @brief Kills the "Friendica" cookie and all session data
*/
function nuke_session() {
new_cookie(-3600); // make sure cookie is deleted on browser close, as a security measure
session_unset();
session_destroy();
}
/**
* @brief Calculate the hash that is needed for the "Friendica" cookie
*
* @param array $user Record from "user" table
*
* @return string Hashed data
*/
function cookie_hash($user) {
return(hash("sha256", get_config("system", "site_prvkey").
$user["uprvkey"].
$user["password"]));
}
/**
* @brief Set the "Friendica" cookie
*
* @param int $time
* @param array $user Record from "user" table
*/
function new_cookie($time, $user = array()) {
if ($time != 0)
@ -223,5 +239,4 @@ function new_cookie($time, $user = array()) {
setcookie("Friendica", $value, $time, "/", "",
(get_config('system', 'ssl_policy') == SSL_POLICY_FULL), true);
return;
}