get video id and search video id to get video source link of youtube video

download.php

<?php

/*
name : download youtube video
author : malik kurosaki
contact : wa 081338929722
description : after get id (video from yotube url) direct to get link of video source than save it to serveer
use file_put_contents
*/
if(isset($_GET['dl'])){
   $id = $_GET['dl'];
   $title = str_replace("/"," ",$_GET['t']);
$info = file_get_contents("https://www.youtube.com/get_video_info?video_id=".$id."&cpn=CouQulsSRICzWn5E&eurl&el=adunit");
parse_str($info,$sp);
    $rr = explode(",",$sp['url_encoded_fmt_stream_map']);
    parse_str($rr[0],$ss);
   if(file_put_contents("source/video.mp4",fopen($ss['url'],'r'))){
        echo 1;
    }else{
        echo 0;
    }
    
}
?>