function set_express_checkout()
{
$router = C_Router::get_instance();
$settings = C_NextGen_Settings::get_instance();
$image_mapper = C_Image_Mapper::get_instance();
$item_mapper = C_Pricelist_Item_Mapper::get_instance();
$return_url = site_url('/?ngg_ppxc_rtn=1');
$cancel_url = site_url('/?ngg_ppxc_ccl=1');
$notify_url = site_url('/?ngg_ppxc_nfy=1');
$cart = new C_NextGen_Pro_Cart();
$currency = C_NextGen_Pro_Currencies::$currencies[$settings->ecommerce_currency];
// Set up request data
$data = array('RETURNURL' => $return_url, 'CANCELURL' => $cancel_url, 'CALLBACKTIMEOUT' => 6, 'NOSHIPPING' => 0, 'CALLBACKVERSION' => 61.0, 'PAYMENTREQUEST_0_NOTIFYURL' => $notify_url, 'PAYMENTREQUEST_0_PAYMENTREASON' => 'None', 'PAYMENTREQUEST_0_CURRENCYCODE' => $this->_get_paypal_currency_code(), 'PAYMENTREQUEST_0_CUSTOM' => $this->object->param('ship_to'));
if ($settings->paypal_page_style) {
$data['PAGESTYLE'] = $settings->paypal_page_style;
}
// Add items
if ($cart_items = $this->param('items')) {
$item_number = 0;
foreach ($cart_items as $image_id => $items) {
if ($image = $image_mapper->find($image_id)) {
$cart->add_image($image_id, $image);
foreach ($items as $item_id => $quantity) {
if ($item = $item_mapper->find($item_id)) {
$item->quantity = $quantity;
$cart->add_item($image_id, $item_id, $item);
$data['L_PAYMENTREQUEST_0_NAME' . $item_number] = $item->title . ' / ' . $image->alttext;
$data['L_PAYMENTREQUEST_0_DESC' . $item_number] = $image->filename;
$data['L_PAYMENTREQUEST_0_AMT' . $item_number] = sprintf("%.{$currency['exponent']}f", $item->price);
$data['L_PAYMENTREQUEST_0_NUMBER' . $item_number] = "{$image_id}-{$item_id}";
$data['L_PAYMENTREQUEST_0_QTY' . $item_number] = intval($quantity);
$data['L_PAYMENTREQUEST_0_ITEMCATEGORY' . $item_number] = 'Physical';
$item_number += 1;
} else {
$data['NOT_FOUND' . $item_number] = $item_id;
}
}
}
}
}
// Totals, Shipping & Taxes
$subtotal = $cart->get_subtotal();
if ($this->param('ship_to') === '1') {
$local = TRUE;
} else {
$local = FALSE;
}
$shipping = $cart->get_shipping($local);
$data['PAYMENTREQUEST_0_SHIPPINGAMT'] = sprintf("%.{$currency['exponent']}f", $shipping);
$data['PAYMENTREQUEST_0_ITEMAMT'] = sprintf("%.{$currency['exponent']}f", $subtotal);
$data['PAYMENTREQUEST_0_AMT'] = sprintf("%.{$currency['exponent']}f", bcadd($subtotal, $shipping, $currency['exponent']));
// Submit the PayPal request
$response = $this->_paypal_request('SetExpressCheckout', $data);
if (isset($response['token'])) {
if ($settings->ecommerce_paypal_sandbox) {
$url = 'https://www.sandbox.paypal.com/cgi-bin/webscr?cmd=_express-checkout&token=';
} else {
$url = 'https://www.paypal.com/cgi-bin/webscr?cmd=_express-checkout&token=';
}
$response['redirect'] = $url . $response['token'];
}
if (isset($response['l_longmessage0'])) {
$response['error'] = $response['l_longmessage0'];
}
if (isset($response['ERROR'])) {
$response['error'] = $response['ERROR'];
unset($response['ERROR']);
}
return $response;
}
function create_stripe_charge()
{
$retval = array();
$total = 0.0;
// Include the SDK if another plugin hasn't already done so
if (!class_exists('Stripe')) {
include_once 'stripe-sdk/lib/Stripe.php';
}
// Get Stripe input params
if (($stripe = $this->param('stripe')) && isset($stripe['token']) && $this->param('items')) {
$stripe = array_merge($stripe, $this->get_stripe_vars(TRUE));
// Set Stripe API key
Stripe::setApiKey($stripe['private_key']);
// Ensure we have sufficient data returned from Stripe Checkout
$req_fields = array('customer_name', 'email', 'shipping_street_address', 'shipping_city', 'shipping_state', 'shipping_zip', 'shipping_country');
$missing_fields = array();
foreach ($req_fields as $field) {
if (!isset($stripe[$field])) {
$missing_fields[] = $field;
}
}
if ($missing_fields) {
$retval['error'] = __("Invalid request");
} else {
$image_mapper = C_Image_Mapper::get_instance();
$item_mapper = C_Pricelist_Item_Mapper::get_instance();
$cart = new C_NextGen_Pro_Cart();
$use_home_country = $this->object->param('ship_to');
// Calculate the order total
foreach ($this->param('items') as $image_id => $items) {
if ($image = $image_mapper->find($image_id)) {
$cart->add_image($image_id, $image);
foreach ($items as $item_id => $quantity) {
if ($item = $item_mapper->find($item_id)) {
$item->quantity = $quantity;
$cart->add_item($image_id, $item_id, $item);
}
}
}
}
$subtotal = $cart->get_subtotal();
$shipping = $cart->get_shipping($use_home_country);
$total = $cart->get_total($use_home_country);
// Create order
$order = $this->create_order($cart->to_array(), $stripe['customer_name'], $stripe['email'], $total, 'stripe_checkout', $stripe['shipping_street_address'], $stripe['shipping_city'], $stripe['shipping_state'], $stripe['shipping_zip'], $stripe['shipping_country'], $use_home_country);
$order->gateway_admin_note = __('Payment was successfully made via Stripe, with no further payment action required.');
$order->save();
try {
$charge_params = array('amount' => round($total, 2) * 100, 'currency' => $stripe['currency'], 'card' => $stripe['token'], 'metadata' => array('order_id' => $order->ID(), 'description' => sprintf(__('Order from %s for %s (%s)'), $stripe['site_name'], $stripe['customer_name'], $stripe['email'])));
$charge = Stripe_Charge::create($charge_params);
$order->stripe_data = get_object_vars($charge);
if ($order->save()) {
$retval['redirect'] = site_url('/?ngg_stripe_rtn=1&order=' . $order->hash);
}
} catch (Stripe_Error $ex) {
$retval['request'] = $charge_params;
$retval['error'] = $ex->getMessage();
$order->destroy();
}
}
} else {
$retval['error'] = __('Invalid request');
}
return $retval;
}