Extension talk:PayPal.php

<php> <?php

// read the post from PayPal system and add 'cmd' $req = 'cmd=_notify-validate';

foreach ($_POST as $key => $value) { $value = urlencode(stripslashes($value)); $req .= "&$key=$value"; }

// post back to PayPal system to validate $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 ('www.paypal.com', 80, $errno, $errstr, 30);

if (!$fp) { // HTTP ERROR } else { fputs ($fp, $header . $req); while (!feof($fp)) { $res = fgets ($fp, 1024); if (strcmp ($res, "VERIFIED") == 0) { // check the payment_status is Completed // check that txn_id has not been previously processed // check that receiver_email is your Primary PayPal email // check that payment_amount/payment_currency are correct // process payment

// echo the response echo "The response from IPN was: " .$res ."

";

//loop through the $_POST array and print all vars to the screen.

foreach($_POST as $key => $value){

       echo $key." = ". $value."
";

}

} else if (strcmp ($res, "INVALID") == 0) { // log for manual investigation

// echo the response echo "The response from IPN was: " .$res ."";

 }

} fclose ($fp); }

# return some bullshet to paypal global $wgOut,$wgParser; if ($expand) $text = $wgParser->preprocess($text,new Title(),new ParserOptions()); $wgOut->disable(); wfResetOutputBuffers(); header('Content-Type: application/octet-stream'); if ($save) header("Content-Disposition: attachment; filename=\"$save\""); echo $text; } </php>