/**
* simple function for creating prg pattern.
* (Keep state when reloading browser and resends forms etc.)
* @param int $last
*/
public static function prg($max_time = 0)
{
if (!html::csrfValidate()) {
http::locationHeader('/error/accessdenied', 'Bad request');
return;
}
// genrate a session var holding the _POST
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
$uniqid = uniqid();
$_SESSION['post'][$uniqid] = $_POST;
$_SESSION['post'][$uniqid]['prg_time'] = time();
$_SESSION['REQUEST_URI'] = $_SERVER['REQUEST_URI'];
header("HTTP/1.1 303 See Other");
$location = self::getRedirect() . 'prg=1&uniqid=' . $uniqid;
self::locationHeader($location);
}
if (!isset($_SESSION['REQUEST_URI'])) {
$_SESSION['post'] = null;
} else {
if (isset($_GET['prg'])) {
$uniqid = $_GET['uniqid'];
if (isset($_SESSION['post'][$uniqid])) {
if ($max_time && $_SESSION['post'][$uniqid]['prg_time'] + $max_time < time()) {
unset($_SESSION['post'][$uniqid]);
} else {
$_POST = $_SESSION['post'][$uniqid];
}
}
} else {
@($_SESSION['REQUEST_URI'] = null);
}
}
}
/**
* Simple pattern for creating PRG.
* (Keep state when reloading browser and resends forms etc.)
* @param int $last
*/
public static function prg($max_time = 0)
{
if (!html::csrfValidate()) {
http::locationHeader('/error/accessdenied', 'Bad request');
return;
}
prg::prg($max_time);
}