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<?
/**
* A note about cookies
*
* Use the strict mode on in_array() since some funky stuff can go in there
* and be impossible to unset. For example, I accidentally, somehow, set
* the key name of an array to zero, and couldn't unset it. Whoops.
*/
$nocache = true;
require_once 'inc.header1.php';
$section = $_GET['section'];
$submit = $_GET['submit'];
switch($section) {
case 'architectures':
if($submit == 'Yay, cookies!')
$set = true;
elseif($submit == 'Reset Arches')
$reset = true;
if($set) {
if(!headers_sent() && count($_GET['arch'])) {
$arr_keys = array_keys($_GET['arch']);
// Check to see if the arches they selected aren't just
// the same ones as the default.
$cookie = false;
foreach($arr_keys as $name) {
if($cookie == false && in_array($name, $arr_arch, true) && !in_array($name, $arr_default_arch, true)) {
$cookie = true;
}
}
// Add a cookie if their preferences are different
// and the arches selected are actually in there
if($cookie) {
$expiration = time() + (86400 * 365);
foreach($arr_arch as $name) {
if(in_array($name, $arr_keys, true)) {
setcookie("arch[$name]", 1, $expiration);
}
}
}
}
}
if($reset || ($set && !$cookie)) {
$time = time() - 86400;
setcookie("arch[0]", "", $time);
if(!headers_sent() && count($_COOKIE['arch'])) {
$arr_keys = array_keys($_COOKIE['arch']);
foreach($arr_keys as $name) {
setcookie("arch[$name]", "", $time);
}
}
}
break;
}
// Send them back to the homepage if they actually made changes
// Otherwise, let them play with the page some more.
$url = $_SERVER['HTTP_REFERER'];
if(!headers_sent() && $url)
header("Location: $url");
?>
|
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