mediawiki login+Curl

<?php
namespace mediawiki;


// Start session
session_start();

/**
 * How to log in mediawiki using PHP cURL?
 * -------------------------------------------------
 *my mediawiki Prefix is my_wiki;
 *register a user name:test password:123456;
 *this file is deployed in mediawiki directory;
 */

//set login username password which already in your mediawiki database
$username = 'test';
$password = '123456';

//setup url
$Root = 'localhost/mediawiki';
$API_Location = "${Root}/api.php";

//setup cookie
$CookieFilePath = tempnam("/tmp", "TMP0");
$expire = 60*60*24*14 + time();
$CookiePrefix = 'my_wiki';
$Domain = 'localhost';

// set variables to use in curl_setopts
$PostFields = "action=query&meta=tokens&type=login&format=json";

// first http post to sign in to MediaWiki
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, "$API_Location");
curl_setopt($ch, CURLOPT_TIMEOUT, 500);
curl_setopt($ch, CURLOPT_HTTPHEADER, array(
    'Content-Type: application/x-www-form-urlencoded',
    'Content-Length: ' .strlen($PostFields))
);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, "$PostFields");

curl_setopt($ch, CURLOPT_COOKIEJAR, $CookieFilePath);
curl_setopt($ch, CURLOPT_COOKIEFILE, $CookieFilePath);

$Result = curl_exec($ch);
if(curl_exec($ch) === false) echo '<br>Curl error: ' . curl_error($ch).'<br>';
curl_close($ch); // curl closed

$ResultSerialized = json_decode($Result,true);
$Token = $ResultSerialized["query"]["tokens"]["logintoken"];

// cookie must be set using session id from first response
$_SESSION["logintoken"]=$Token;
//How can I get sessionid?
$sessionid=session_id();
$_SESSION["sessionid"] =$sessionid;

setcookie("${CookiePrefix}_Session",$sessionid , $expire, '/', $Domain);
setcookie("${CookiePrefix}UserName",$username,$expire,'/',$Domain);
setcookie("${CookiePrefix}Token", $_SESSION["logintoken"], $expire, '/', $Domain);

// second http post to finish sign in
$ch = curl_init();
$PostFields="action=login&lgname=${username}&lgpassword=${password}&lgtoken=${Token}&format=json";
curl_setopt($ch, CURLOPT_URL, "$API_Location");
curl_setopt($ch, CURLOPT_TIMEOUT, 500);
curl_setopt($ch, CURLOPT_HTTPHEADER, array(
       'Content-Type: application/x-www-form-urlencoded',
        'Content-Length: ' .strlen($PostFields))
);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, "$PostFields");
curl_setopt($ch, CURLOPT_COOKIE, "${CookiePrefix}_session=$sessionid");

curl_setopt($ch, CURLOPT_COOKIEJAR, $CookieFilePath);
curl_setopt($ch, CURLOPT_COOKIEFILE, $CookieFilePath);

$Result = curl_exec($ch);
if(curl_exec($ch) === false) echo '<br>Curl error: ' . curl_error($ch).'<br>';
curl_close($ch); // curl closed
$ResultSerialized = json_decode($Result,true);

// set persistent cookies
//$LgToken = $ResultSerialized["query"]["tokens"]["logintoken"];
$LgUserID = $ResultSerialized["login"]["lguserid"];
$LgUserName = $ResultSerialized["login"]["lgusername"];
$lgstatus=$ResultSerialized["login"]["result"];
var_dump($lgstatus);

setcookie("${CookiePrefix}UserName", $LgUserName, $expire, '/', $Domain);
setcookie("${CookiePrefix}UserID", $LgUserID, $expire, '/', $Domain);
//setcookie("${CookiePrefix}Token", $Token, $expire, '/', $Domain);

// Delete cURL cookie
unlink($CookieFilePath);

?>