function Usecase()
{
$merchant_id = "";
// Your Merchant ID
$merchant_key = "";
// Your Merchant Key
$server_type = "sandbox";
$currency = "USD";
$cart = new GoogleCart($merchant_id, $merchant_key, $server_type, $currency);
$total_count = 1;
$certificate_path = "";
// set your SSL CA cert path
// Check this URL for more info about the two types of digital Delivery
// http://code.google.com/apis/checkout/developer/Google_Checkout_Digital_Delivery.html
// Key/URL delivery
$item_1 = new GoogleItem("Download Digital Item1", "With S/N", $total_count, 10.99);
// Unit price
$item_1->SetURLDigitalContent('http://example.com/download.php?id=15', 'S/N: 123.123123-3213', "Download Item1");
$cart->AddItem($item_1);
// Email delivery
$item_2 = new GoogleItem("Email Digital Item2", "An email will be sent by the merchant", $total_count, 9.19);
// Unit price
$item_2->SetEmailDigitalDelivery('true');
$cart->AddItem($item_2);
// Add tax rules
$tax_rule = new GoogleDefaultTaxRule(0.05);
$tax_rule->SetStateAreas(array("MA", "FL", "CA"));
$cart->AddDefaultTaxRules($tax_rule);
// Specify <edit-cart-url>
$cart->SetEditCartUrl("https://www.example.com/cart/");
// Specify "Return to xyz" link
$cart->SetContinueShoppingUrl("https://www.example.com/goods/");
// Request buyer's phone number
$cart->SetRequestBuyerPhone(true);
// Add analytics data to the cart if its setted
if (isset($_POST['analyticsdata']) && !empty($_POST['analyticsdata'])) {
$cart->SetAnalyticsData($_POST['analyticsdata']);
}
// This will do a server-2-server cart post and send an HTTP 302 redirect status
// This is the best way to do it if implementing digital delivery
// More info http://code.google.com/apis/checkout/developer/index.html#alternate_technique
list($status, $error) = $cart->CheckoutServer2Server('', $certificate_path);
// if i reach this point, something was wrong
echo "An error had ocurred: <br />HTTP Status: " . $status . ":";
echo "<br />Error message:<br />";
echo $error;
//
}
public static function google_redirect($description, $amount, $user_id, $invoice_payment_id, $invoice_id, $currency_id)
{
chdir(dirname(__FILE__));
//'includes/plugin_paymethod_google/');
require_once 'library/googlecart.php';
require_once 'library/googleitem.php';
$server_type = self::is_sandbox() ? "sandbox" : '';
$currency = module_config::get_currency($currency_id);
self::add_payment_data($invoice_payment_id, 'log', 'Starting payment of ' . $server_type . ' in currency ' . $currency['code']);
$cart = new GoogleCart(self::get_merchant_id(), self::get_merchant_key(), $server_type, $currency['code']);
$total_count = 1;
// Check this URL for more info about the two types of digital Delivery
// http://code.google.com/apis/checkout/developer/Google_Checkout_Digital_Delivery.html
// Key/URL delivery
self::add_payment_data($invoice_payment_id, 'log', 'Adding ' . $total_count . 'x ' . $description . ' (' . $amount . ' ' . $currency['code'] . ')');
$item_1 = new GoogleItem($description, "", $total_count, $amount);
// Unit price
//$item_1->SetURLDigitalContent(module_invoice::link_receipt($invoice_payment_id),
$item_1->SetURLDigitalContent(module_invoice::link_public_print($invoice_id), '', _l("Payment Receipt"));
$cart->AddItem($item_1);
$private_data = new MerchantPrivateData(array('invoice_id' => $invoice_id, 'amount' => $amount, 'currency_id' => $currency_id, 'invoice_payment_id' => $invoice_payment_id));
$cart->SetMerchantPrivateData($private_data);
// Specify <edit-cart-url>
$cart->SetEditCartUrl(module_invoice::link_public($invoice_id));
// Specify "Return to xyz" link
$cart->SetContinueShoppingUrl(module_invoice::link_public($invoice_id));
// Request buyer's phone number
//$cart->SetRequestBuyerPhone(true);
// This will do a server-2-server cart post and send an HTTP 302 redirect status
// This is the best way to do it if implementing digital delivery
// More info http://code.google.com/apis/checkout/developer/index.html#alternate_technique
list($status, $error) = $cart->CheckoutServer2Server();
// if i reach this point, something was wrong
echo "An error had ocurred: <br />HTTP Status: " . $status . ":";
echo "<br />Error message:<br />";
echo $error;
exit;
}
// $currencies->get_value(DEFAULT_CURRENCY) * $products[$i]['final_price']);
$Gitem->SetMerchantPrivateItemData(new MerchantPrivateItemData(array('item' => base64_encode(serialize($order_items[$i])))));
$Gitem->SetMerchantItemId($products[$i]['id']);
if (!empty($tt)) {
$Gitem->SetTaxTableSelector($tt);
}
// Is downloadable product?
$attr_query = "SELECT count(*) cant FROM " . TABLE_PRODUCTS . " p\n inner join " . TABLE_PRODUCTS_ATTRIBUTES . " pa on pa.products_id = p.products_id\n inner join " . TABLE_PRODUCTS_ATTRIBUTES_DOWNLOAD . " pad on pad.products_attributes_id = pa.products_attributes_id\n where pa.products_id = '" . (int) $products[$i]['id'] . "'";
$product_download = $db->Execute($attr_query);
// Is virtual product?
$product_query = "select products_virtual\n from " . TABLE_PRODUCTS . "\n where products_id = '" . (int) $products[$i]['id'] . "'";
$product_virtual = $db->Execute($product_query);
if ($product_virtual->fields['products_virtual'] == 1 || $product_download->fields['cant'] > 0) {
// $Gitem->SetEmailDigitalDelivery('true');
$digital_url = str_replace("&", "&", zen_href_link('checkout_success', '', 'NONSSL'));
$Gitem->SetURLDigitalContent($digital_url, '', $products_name . " " . $products_description . "<br />" . GOOGLECHECKOUT_STRING_EXTRA_DIGITAL_CONTENT);
}
$Gcart->AddItem($Gitem);
// Stock Check
if (STOCK_CHECK == 'true') {
if (zen_check_stock($products[$i]['id'], $products[$i]['quantity'])) {
$flagAnyOutOfStock = true;
}
}
$product_list .= ";" . (int) $products[$i]['id'];
if (in_array($products[$i]['category'], $resticted_categories)) {
$Gcart->SetButtonVariant(false);
$Gwarnings[] = GOOGLECHECKOUT_STRING_WARN_RESTRICTED_CATEGORY;
break;
}
}
