/**
* Validate payment
*/
function ConfirmExpressCheckout()
{
$config = HCCoder_PayPalConfig::getInstance();
// FIELDS
$fields = array('USER' => get_option('paypal_api_username'), 'PWD' => get_option('paypal_api_password'), 'SIGNATURE' => get_option('paypal_api_signature'), 'VERSION' => '74.0', 'TOKEN' => $_GET['token'], 'METHOD' => 'GetExpressCheckoutDetails');
$nb_fields = count($fields);
$fields = http_build_query($fields);
// $fields_string = '';
// foreach ( $fields as $key => $value )
// $fields_string .= $key.'='.$value.'&';
// rtrim($fields_string,'&');
// CURL
$ch = curl_init();
if (get_option('paypal_environment') == 'sandbox') {
curl_setopt($ch, CURLOPT_URL, 'https://api-3t.sandbox.paypal.com/nvp');
} elseif (get_option('paypal_environment') == 'live') {
curl_setopt($ch, CURLOPT_URL, 'https://api-3t.paypal.com/nvp');
}
curl_setopt($ch, CURLOPT_POST, $nb_fields);
// curl_setopt($ch, CURLOPT_POSTFIELDS, $fields_string);
curl_setopt($ch, CURLOPT_POSTFIELDS, $fields);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
//execute post
$result = curl_exec($ch);
//close connection
curl_close($ch);
parse_str($result, $result);
if ($result['ACK'] == 'Success') {
HCCoder_PayPalAPI::SavePayment($result, 'pending');
HCCoder_PayPalAPI::DoExpressCheckout($result);
return $result;
} else {
HCCoder_PayPalAPI::SavePayment($result, 'failed');
}
}