Crurl in php in live server

global $product;
$current_user = wp_get_current_user();
$useriid = $current_user->data->ID;
$meta = get_user_meta( $useriid );
if($bpid == ""){
$productid = implode('-',$spid);
$pdfcode = $spid[0];
}else{
$productid = $bpid;
$pdfcode = $bpid;
}


$text = "demo".$order_id."-".$pdfcode."-1";


$url ='http://www.demo.in/wp-content/themes/wisdomstore/dompdf/barcode.php';


$fields = array(
'text'  => $text,

);


//open connection
$server = '103.195.184.60';
$host   = 'thewisdomstore.in';

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $server);

/* set the user agent - might help, doesn't hurt */
curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/4.0 (compatible; MSIE 5.01; Windows NT 5.0)');
curl_setopt($ch, CURLOPT_RETURNTRANSFER,1);


/* try to follow redirects */
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);

/* timeout after the specified number of seconds. assuming that this script runs
on a server, 20 seconds should be plenty of time to verify a valid URL.  */
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 15);
curl_setopt($ch, CURLOPT_TIMEOUT, 20);


$headers = array();
$headers[] = "Host: $host";

curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);

curl_setopt($ch, CURLOPT_VERBOSE, true);

/* don't download the page, just the header (much faster in this case) */
curl_setopt($ch, CURLOPT_NOBODY, true);
curl_setopt($ch, CURLOPT_HEADER, true);

//set the url, number of POST vars, POST data
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_POST, count($fields));
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($fields));

//execute post
$result = curl_exec($ch);

//close connection
curl_close($ch);