FoxyShop: SalesForce Integration

//SalesForce Integation
//Inserts New Lead Into Your Salesforce account

$oid = 'XXXXXXXXXXXXX';
$leadsource = 'weborder';

$fields = "oid=$oid";
$fields .= "&first_name=" . $customer_first_name;
$fields .= "&last_name=" . $customer_last_name;
$fields .= "&email=" . $customer_email;
$fields .= "&street=" . $customer_address1;
$fields .= "&city=" . $customer_city;
$fields .= "&state=" . $customer_state;
$fields .= "&zip=" . $customer_postal_code;
$fields .= "&country=" . $customer_country;
$fields .= "&company=" . $customer_company;
$fields .= "&phone=" . $customer_phone;
$fields .= "&lead_source=" . $leadsource;
$fields .= "&description=" . urlencode("Order " . $transaction_id);

$url = "https://www.salesforce.com/servlet/servlet.WebToLead";
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL,$url);
curl_setopt($ch, CURLOPT_FAILONERROR, 1);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
curl_setopt($ch, CURLOPT_RETURNTRANSFER,1);
curl_setopt($ch, CURLOPT_TIMEOUT, 0);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $fields);

curl_setopt($ch, CURLOPT_FAILONERROR, 0);
curl_setopt($ch, CURLOPT_VERBOSE, 1);
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLOPT_COOKIEFILE, 1);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);

$result = curl_exec($ch);
curl_close($ch);