<?php

$data = file_get_contents('php://input');
$plistBegin   = '<?xml version="1.0"';
$plistEnd   = '</plist>';
$pos1 = strpos($data, $plistBegin);
$pos2 = strpos($data, $plistEnd);
$data2 = substr ($data,$pos1,$pos2-$pos1);
$xml = xml_parser_create();
xml_parse_into_struct($xml, $data2, $vs);
xml_parser_free($xml);

$UDID = "";

$CHALLENGE = "";

$DEVICE_NAME = "";

$DEVICE_PRODUCT = "";

$DEVICE_VERSION = "";

$iterator = 0;

$arrayCleaned = array();
foreach($vs as $v){
    if($v['level'] == 3 && $v['type'] == 'complete'){

        $arrayCleaned[]= $v;

    }
    $iterator++;

}

$data = "";
$iterator = 0;

foreach($arrayCleaned as $elem){

    $data .= "\n==".$elem['tag']." -> ".$elem['value']."<br/>";

    switch ($elem['value']) {

        case "CHALLENGE":

            $CHALLENGE = $arrayCleaned[$iterator+1]['value'];

            break;

        case "DEVICE_NAME":

            $DEVICE_NAME = $arrayCleaned[$iterator+1]['value'];

            break;

        case "PRODUCT":

            $DEVICE_PRODUCT = $arrayCleaned[$iterator+1]['value'];

            break;

        case "UDID":

            $UDID = $arrayCleaned[$iterator+1]['value'];

            break;

        case "VERSION":

            $DEVICE_VERSION = $arrayCleaned[$iterator+1]['value'];

            break;

    }
    $iterator++;

}

$params = [
    'UDID' => $UDID,
    'CHALLENGE' => $CHALLENGE,
    'DEVICE_PRODUCT' => $DEVICE_PRODUCT,
    'DEVICE_VERSION' => $DEVICE_VERSION,
];

header('HTTP/1.1 301 Moved Permanently');
header("Location:https://file.daxiangzj.com/client/udid_buyer?".http_build_query($params));