Mobile Web Development

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Nirav Mehta

"Mobile Web Development"

paypal.com/wc?t=');
}
else
{
// production authentication information
// similar to above...
}
define('VERSION', '3.0');
// Use cURL and make a request to PayPal for $methodName
// Pass $nvpStr (Name Value Pair) as parameters in the request
// Also pass the API authentication information
// Check the result and use deformatNVP() to convert
// it to an array and return
function hash_call($methodName,$nvpStr)
{
// implementation skipped...
}
// Convert the response string name value pairs into an array
function deformatNVP($nvpstr)
{
// implementation skipped...
}
?>
4. Let us start building our payment.inc.php file now. The following code
shows the structure of the file. We handle both calls to PayPal and return
values from PayPal in this file.
$sandbox = true;
include('classes/paypal.lib.php');
// If we got order ID, but no token, it means we have to start
Chapter 8
[ 143 ]
// payment process with PayPal
if (isset($_REQUEST['id']) && !isset($_REQUEST['token']))
{
// Load all order information
// Pass on order information to PayPal
// If we get the token, pass the user on
}
// Got return from PayPal
else if (isset($_REQUEST['token']))
{
if ($_REQUEST['mode'] == 'return')
{
// Done well, now complete the transaction and
// get the funds!
}
else
{
echo '

Order was cancelled.

Pages:
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First Book of Adam and Eve (page 135) The Adventures of Jimmie Dale (page 498) Addenda, index, dicta philosophi, etc. (page 446)

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Nirav Mehta

"Mobile Web Development"