ขอความช่วยเหลือ : ใครเคยเขียน code ตรวจสอบ EMS บางที่ดึงข้อมูลจากเว็บไปรษณีย์

 <?php
        header('content-type: text/html; charset=tis-620;');
        define('urltrack', 'http://track.thailandpost.co.th/trackinternet');
        $track = "EK449227981TH";
        $c = cURL(urltrack . '/Default.aspx', null, null, null);
        preg_match('~"__VIEWSTATE" value="([^"]+)"~', $c, $m);
        $VIEWSTATE = urlencode($m[1]);
        preg_match('~"__EVENTVALIDATION" value="([^"]+)"~', $c, $m);
        $EVENTVALIDATION = urlencode($m[1]);
        if (trim($VIEWSTATE) || trim($VIEWSTATE)) {
            $c = cURL(urltrack . '/Default.aspx', true, null, '__EVENTTARGET=Login&__VIEWSTATE=' . $VIEWSTATE . '&__EVENTVALIDATION=' . $EVENTVALIDATION . '&TextBarcode=' . $track);
            if (preg_match('~ASP.NET_SessionId=(.+?);~', $c, $b)) {
                $c = cURL(urltrack . '/Result.aspx', null, $b[0], null);

                if (preg_match_all('~(<td style="width:[^"]+">.+)<\/td>~', $c, $m)) {
                    echo '<table>';
                    foreach ($m[1] as $k => $v) {
                        echo '<tr>' . str_replace('signature.aspx', urltrack . '/signature.aspx', $v) . '</tr>';
                    }
                    echo '</table>';
                } else {
                    echo 'Not found!!!';
                }
            }
        } else {
            echo 'System Error!!!';
        }

        function cURL($url, $header = NULL, $cookie = NULL, $p = NULL) {
            $ch = curl_init();
            curl_setopt($ch, CURLOPT_HEADER, $header);
            curl_setopt($ch, CURLOPT_NOBODY, $header);
            curl_setopt($ch, CURLOPT_URL, $url);
            curl_setopt($ch, CURLOPT_COOKIE, $cookie);
            curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/4.0 (compatible; MSIE 6.0b; Windows NT 5.1)');
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
            curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 0);
            curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
            curl_setopt($ch, CURLOPT_ENCODING, 'gzip');
            if ($p) {
                curl_setopt($ch, CURLOPT_POST, true);
                curl_setopt($ch, CURLOPT_POSTFIELDS, $p);
            }
            $result = curl_exec($ch);
            if ($result) {
                return $result;
            } else {
                return curl_error($ch);
            }
            curl_close($ch);
        }
        ?>

<?php

ob_start();
session_start();
?>     
<?php

header('content-type: text/html; charset=tis-620;');
define('urltrack', 'http://track.thailandpost.co.th/trackinternet');
$track = "EK449227981TH";

function getHTML($url, $timeout) {
    $ch = curl_init($url); // initialize curl with given url
    curl_setopt($ch, CURLOPT_USERAGENT, $_SERVER["HTTP_USER_AGENT"]); // set  useragent
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); // write the response to a variable
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); // follow redirects if any
    curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout); // max. seconds to execute
    curl_setopt($ch, CURLOPT_FAILONERROR, 1); // stop when it encounters an error
    return @curl_exec($ch);
}

function getHTML2($url, $timeout, $para, $header) {

    $ch = curl_init($url); // initialize curl with given url

    curl_setopt($ch, CURLOPT_USERAGENT, $_SERVER["HTTP_USER_AGENT"]); // set  useragent
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); // write the response to a variable
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); // follow redirects if any
    curl_setopt($ch, CURLOPT_HEADER, $header);
    curl_setopt($ch, CURLOPT_NOBODY, $header);
    curl_setopt($ch, CURLOPT_POST, true);

    curl_setopt($ch, CURLOPT_ENCODING, 'gzip,deflate');
    curl_setopt($ch, CURLOPT_POSTFIELDS, $para);
    curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout); // max. seconds to execute
    curl_setopt($ch, CURLOPT_FAILONERROR, 1); // stop when it encounters an error
    return @curl_exec($ch);
}

function getHTML3($url, $cookie) {
    $ch = curl_init($url); // initialize curl with given url
    $timeout = 10;
    curl_setopt($ch, CURLOPT_HEADER,null);
    curl_setopt($ch, CURLOPT_NOBODY, null);
    curl_setopt($ch, CURLOPT_USERAGENT, $_SERVER["HTTP_USER_AGENT"]); // set  useragent
    curl_setopt($ch, CURLOPT_URL, $url);
  
    curl_setopt($ch, CURLOPT_COOKIE, $cookie);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
    curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout); // max. seconds to execute
    curl_setopt($ch, CURLOPT_ENCODING, 'gzip');


    return @curl_exec($ch);
}

$html = getHTML(urltrack . '/Default.aspx', 10);
preg_match("/<title>(.*)<\/title>/i", $html, $match);
$title = $match[1];
var_dump($match);
echo "<br>" . $title . "<br>";

preg_match('/<input(.*?)id=\"__VIEWSTATE\"(.*)value=\"(.*?)\"/i', $html, $match2);
$title2 = $match2[3];
//var_dump($match2);
echo "<br>" . $title2 . "<br>";
$VIEWSTATE = urlencode($title2);
//$VIEWSTATE = $title2;

preg_match('/<input(.*?)id=\"__EVENTVALIDATION\"(.*)value=\"(.*?)\"/i', $html, $match3);
$title3 = $match3[3];
//var_dump($match2);
echo "<br>" . $title3 . "<br>";
$EVENTVALIDATION = urlencode($title3);
$login = urlencode("Login");
$track = urlencode($track);
//$EVENTVALIDATION = $title3;

if (trim($VIEWSTATE) || trim($VIEWSTATE)) {
    $html = getHTML2(urltrack . '/Default.aspx', 10, '__EVENTTARGET=' . $login . '&__VIEWSTATE=' . $VIEWSTATE . '&__EVENTVALIDATION=' . $EVENTVALIDATION . '&TextBarcode=' . $track, true);
    // $html = cURL(urltrack . '/Default.aspx', true, null, '__EVENTTARGET=Login&__VIEWSTATE=' . $VIEWSTATE . '&__EVENTVALIDATION=' . $EVENTVALIDATION . '&TextBarcode=' . $track);
    if (preg_match('~ASP.NET_SessionId=(.+?);~', $html, $b)) {

        var_dump($b);
        preg_match('~TS0179c3ff=(.+?);~', $html, $b2);
        var_dump($b2);
        preg_match('~persist=(.+?);~', $html, $b3);
        var_dump($b3);
       // echo $c = cURL(urltrack . '/Result.aspx', null, $b[0], null);
       echo $c = getHTML3(urltrack . '/Result.aspx', $b[0] . ";" . $b2[0] . ";" . $b3[0]);
        //var_dump($b);
    }
} else {
    echo 'System Error!!!';
}

   
       
?>