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 $error;
//
}
function googlecheckout()
{
if ($this->input->post('googlesubmit')) {
$this->load->model('payment_model');
$paymentGateways_google = $this->payment_model->getPaymentSettings();
$payment_amount = $this->input->post('item_price_1');
$tr_id = $this->input->post('trans');
$this->session->set_userdata('tr_id', $tr_id);
$merchant_id = $paymentGateways_google['gch']['mail_id'];
// Your Merchant ID
$merchant_key = $paymentGateways_google['gch']['url'];
// Your Merchant Key
if ($paymentGateways_google['gch']['url_status'] == 0) {
$server_type = "sandbox";
} else {
$server_type = "Live";
}
$currency = "USD";
$cart = new GoogleCart($merchant_id, $merchant_key, $server_type, $currency);
$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
//Get the language details
$item_1 = new GoogleItem($this->config->item('site_name') . 'Account Deposit', ' Account Deposit ', '1', $payment_amount);
// Unit price
// $item_1->SetURLDigitalContent('http://example.com/download.php?id=15','S/N: 123.123123-3213', "Download Item1");
$cart->AddItem($item_1);
$cart->SetMerchantPrivateData(new MerchantPrivateData(array("transaction-id" => $tr_id)));
// Specify "Return to xyz" link
$cart->SetContinueShoppingUrl(site_url('payment/checkoutSuccess'));
// 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();
// if i reach this point, something was wrong
echo "An error had ocurred: <br />HTTP Status: " . $status . ":";
echo "<br />Error message:<br />";
echo $error;
//
}
}
