PHP:不要なパラメータを除去してリダイレクト

$jump_url="tekitou/?PHPSESSID=p5beb53ui77cms9a7smqcr5aa0&end=aa&a=2&s%5B0%5D=2&s%5B1%5D=3&w=1&logout=1&";
//不必要なパラメータを置換
$jump_url = preg_replace("/PHPSESSID=\w{26}/", "" , $jump_url);
$jump_url = preg_replace("/logout=\d/", "" , $jump_url);
//不要なパラメータのごみ取り
$jump_url = preg_replace("/&{2,}/", "&" , $jump_url);
$jump_url = preg_replace("/\?{2,}/", "?" , $jump_url);
$jump_url = preg_replace("/(\?&|&\?)[\?&]*/", "?" , $jump_url);
$jump_url = preg_replace("/[\?&]$/", "" , $jump_url);
if(preg_match("/[\?&]/",$jump_url)){
$jump_url .= "&".SID;
}else{
$jump_url .= "?".SID;
}
header("Location: ".$jump_url);