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prefixed cookies

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This commit is contained in:
Shish 2009-10-08 13:59:12 +01:00
parent 0e2a0b6f68
commit a7caf1e060
3 changed files with 39 additions and 6 deletions
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38
core/util.inc.php
View File

@ -308,6 +308,33 @@ function get_session_ip($config) {
return $addr;
}
/**
* similar to $_COOKIE[$name], but $name has the site-wide cookie
* prefix prepended to it, eg username -> shm_username, to prevent
* conflicts from multiple installs within one domain.
*/
function get_prefixed_cookie($name) {
global $config;
$full_name = $config->get_string('cookie_prefix','shm')."_".$name;
if(isset($_COOKIE[$full_name])) {
return $_COOKIE[$full_name];
}
else {
return null;
}
}
/**
* The counterpart for get_prefixed_cookie, this works like php's
* setcookie method, but prepends the site-wide cookie prefix to
* the $name argument before doing anything.
*/
function set_prefixed_cookie($name, $value, $time, $path) {
global $config;
$full_name = $config->get_string('cookie_prefix','shm')."_".$name;
setcookie($full_name, $value, $time, $path);
}
/**
* Figure out the path to the shimmie install root.
*
@ -709,8 +736,8 @@ function _get_page_request() {
function _get_user() {
global $config, $database;
$user = null;
if(isset($_COOKIE["shm_user"]) && isset($_COOKIE["shm_session"])) {
$tmp_user = User::by_session($_COOKIE["shm_user"], $_COOKIE["shm_session"]);
if(get_prefixed_cookie("user") && get_prefixed_cookie("session")) {
$tmp_user = User::by_session(get_prefixed_cookie("user"), get_prefixed_cookie("session"));
if(!is_null($tmp_user)) {
$user = $tmp_user;
}
@ -728,7 +755,12 @@ $_cache_memcache = false;
$_cache_filename = null;
function _cache_active() {
return ((CACHE_MEMCACHE || CACHE_DIR) && $_SERVER["REQUEST_METHOD"] == "GET" && !isset($_COOKIE["shm_session"]) && !isset($_COOKIE["shm_nocache"]));
return (
(CACHE_MEMCACHE || CACHE_DIR) &&
$_SERVER["REQUEST_METHOD"] == "GET" &&
!get_prefixed_cookie("session") &&
!get_prefixed_cookie("nocache")
);
}
function _start_cache() {

1
ext/setup/main.php
View File

@ -165,6 +165,7 @@ class Setup extends SimpleExtension {
$config->set_default_string("theme", "default");
$config->set_default_bool("use_autodate", true);
$config->set_default_string("use_autodate", "F j, Y");
$config->set_default_string("cookie_prefix", "shm");
}
public function onPageRequest($event) {

6
ext/user/main.php
View File

@ -72,7 +72,7 @@ class UserPage extends SimpleExtension {
}
}
else if($event->get_arg(0) == "logout") {
setcookie("shm_session", "", time()+60*60*24*$config->get_int('login_memory'), "/");
set_prefixed_cookie("session", "", time()+60*60*24*$config->get_int('login_memory'), "/");
log_info("user", "Logged out");
$page->set_mode("redirect");
$page->set_redirect(make_link());
@ -275,9 +275,9 @@ class UserPage extends SimpleExtension {
$addr = get_session_ip($config);
$hash = md5(strtolower($name) . $pass);
setcookie("shm_user", $name,
set_prefixed_cookie("user", $name,
time()+60*60*24*365, '/');
setcookie("shm_session", md5($hash.$addr),
set_prefixed_cookie("session", md5($hash.$addr),
time()+60*60*24*$config->get_int('login_memory'), '/');
}
//}}}