Paypal, Payment Standard & IPN

utech · 11-02-2010, 10:34 AM

Hi all,

i don't seem to receive the verified status for the below code!

Checkout Page

HTML Code:

<form action='https://www.paypal.com/cgi-bin/webscr' target='_blank' method='post'>
<input type='hidden' name='cmd' value='_cart'>
<input type='hidden' name='upload' value='1'>
<input type='hidden' name='return' value='http://www.xx.com/confirm.php'>
<input type='hidden' name='business' value='xx@xx.com'>
<input type='hidden' name='custom' value='1.141'>
<input type='hidden' name='receipt_id' value='12345'>
<input type='hidden' name='currency_code' value='USD'>
<input type='hidden' name='notify_url' value='http://www.xx.com/confirm.php'>

Confirm Page

PHP Code:


			
<?php

session_start();

require_once('includes/config/config.inc.php');



$req = 'cmd=_notify-validate';



foreach ($_POST as $key => $value){

    $value = urlencode(stripslashes($value));

    $req .= "&$key=$value";

}



$header .= "POST /cgi-bin/webscr HTTP/1.0\r\n";

$header .= "Content-Type: application/x-www-form-urlencoded\r\n";

$header .= "Content-Length: " . strlen($req) . "\r\n\r\n";

$fp = fsockopen ('ssl://www.paypal.com', 443, $errno, $errstr, 30);



$custom = $_POST['custom'];

$item_name = $_POST['item_name'];

$item_number = $_POST['item_number'];

$payment_status = $_POST['payment_status'];

$payment_amount = $_POST['mc_gross'];

$payment_currency = $_POST['mc_currency'];

$txn_id = $_POST['txn_id'];

$receiver_email = $_POST['receiver_email'];

$receipt_id = $_POST['receipt_id'];



if (!$fp){

     //Message

}else{

    fputs ($fp, $header . $req);

    while (!feof($fp)){

        $res = fgets ($fp, 1024);

        if (strcmp ($res, "VERIFIED") == 0){

            $Itemid = explode(",", $custom);

            $size_counter_array = sizeof($Itemid);

            foreach($Itemid as $item_new){

                $count_len = substr_count($item_new, '.');



                    list($items_quantity, $item_product_id) = split('[.]', $item_new);

                    )$QuerySuccess = (bool)@mysql_query("UPDATE store set quantity=(quantity - $items_quantity) WHERE id='".$item_product_id."'");

                    if(QuerySuccess) echo "Success";

                }

            }

        }else if (strcmp ($res, "INVALID") == 0){

            //echo 2;

        }

    }

    fclose ($fp);

    setcookie($receipt_id,"", time()-60, "/");

}

?>

Thanks.

clonepal · 05-21-2011, 12:31 AM

Did you used sandbox to test if your instant payment notification is working?

PayPal sandbox provides a free service for this.

Here is the link: https://developer.paypal.com/

Let me know here if you managed to get this done.