public function decrypt($encrypted_data)
{
$mcrypt_ext = new \Bitpay\Crypto\McryptExtension();
$fingerprint = sha1(sha1(LC_DIR_MODULES . 'BitPay' . LC_DS . 'BitPay' . LC_DS . 'lib' . LC_DS));
$fingerprint = substr($fingerprint, 0, 24);
return $mcrypt_ext->decrypt($encrypted_data, $fingerprint, '00000000');
}
function bitpay_decrypt($encrypted)
{
if (false === isset($encrypted) || true === empty($encrypted)) {
throw new \Exception('The Bitpay payment plugin was called to decrypt data but no data was passed!');
}
$mcrypt_ext = new \Bitpay\Crypto\McryptExtension();
$fingerprint = sha1(sha1(__DIR__));
if (true === isset($fingerprint) && true === isset($mcrypt_ext) && strlen($fingerprint) > 24) {
$fingerprint = substr($fingerprint, 0, 24);
if (false === isset($fingerprint) || true === empty($fingerprint)) {
throw new \Exception('The Bitpay payment plugin was called to decrypt data but could not generate a fingerprint parameter!');
}
$decrypted = base64_decode($mcrypt_ext->decrypt($encrypted, $fingerprint, '00000000'));
// Strict base64 char check
if (false === base64_decode($decrypted, true)) {
$error_string .= ' [Warning] In bitpay_decrypt: data appears to have already been decrypted. Strict base64 check failed.';
} else {
$decrypted = base64_decode($decrypted);
}
if (true === empty($decrypted)) {
throw new \Exception('The Bitpay payment plugin was called to unserialize a decrypted object and failed! The decrypt function was called with "' . $encrypted . '"');
}
return unserialize($decrypted);
} else {
wp_die('Invalid server fingerprint generated');
}
}
function gateway_bitpay($seperator, $sessionid)
{
global $wpdb;
global $wpsc_cart;
try {
// Protect your data!
$mcrypt_ext = new \Bitpay\Crypto\McryptExtension();
$fingerprint = substr(sha1(sha1(__DIR__)), 0, 24);
//Use token that is in_use and with facade = pos for generating invoices
$is_a_token_paired = $wpdb->get_var("SELECT COUNT(*) FROM " . $wpdb->prefix . "bitpay_keys WHERE `in_use` = 'true' AND `facade` = 'pos' LIMIT 1");
if ($is_a_token_paired < 1) {
debuglog('[Error] In Bitpay plugin, bitpay.merchant.php::gateway_bitpay(): No tokens are paired so no transactions can be done!');
var_dump("Error Processing Transaction. Please try again later. If the problem persists, please contact us at " . get_option('admin_email'));
}
$row = $wpdb->get_results("SELECT * FROM " . $wpdb->prefix . "bitpay_keys WHERE `in_use` = 'true' AND `facade` = 'pos' LIMIT 1");
$token = unserialize(base64_decode($mcrypt_ext->decrypt($row[0]->token, $fingerprint, '00000000')));
$public_key = unserialize(base64_decode($mcrypt_ext->decrypt($row[0]->public_key, $fingerprint, '00000000')));
$private_key = unserialize(base64_decode($mcrypt_ext->decrypt($row[0]->private_key, $fingerprint, '00000000')));
$network = $row[0]->network === 'Livenet' ? new \Bitpay\Network\Livenet() : new \Bitpay\Network\Testnet();
$row_id = $row[0]->id;
$adapter = new \Bitpay\Client\Adapter\CurlAdapter();
// This grabs the purchase log id from
// the database that refers to the $sessionid
$purchase_log = $wpdb->get_row("SELECT * FROM `" . WPSC_TABLE_PURCHASE_LOGS . "` WHERE `sessionid`= " . $sessionid . " LIMIT 1", ARRAY_A);
// This grabs the users info using the
// $purchase_log from the previous SQL query
$usersql = "SELECT `" . WPSC_TABLE_SUBMITED_FORM_DATA . "`.value," . "`" . WPSC_TABLE_CHECKOUT_FORMS . "`.`name`," . "`" . WPSC_TABLE_CHECKOUT_FORMS . "`.`unique_name` FROM " . "`" . WPSC_TABLE_CHECKOUT_FORMS . "` LEFT JOIN " . "`" . WPSC_TABLE_SUBMITED_FORM_DATA . "` ON " . "`" . WPSC_TABLE_CHECKOUT_FORMS . "`.id = " . "`" . WPSC_TABLE_SUBMITED_FORM_DATA . "`.`form_id` WHERE " . "`" . WPSC_TABLE_SUBMITED_FORM_DATA . "`.`log_id`='" . $purchase_log['id'] . "'";
$userinfo = $wpdb->get_results($usersql, ARRAY_A);
// convert from awkward format
$ui = array();
foreach ((array) $userinfo as $value) {
if (strlen($value['value'])) {
$ui[$value['unique_name']] = $value['value'];
}
}
$userinfo = $ui;
/**
* Create Buyer object that will be used later.
*/
$buyer = new \Bitpay\Buyer();
// name
if (true === isset($userinfo['billingfirstname'])) {
$buyer->setFirstName($userinfo['billingfirstname']);
}
if (true === isset($userinfo['billinglastname'])) {
$buyer->setLastName($userinfo['billinglastname']);
}
// address -- remove newlines
if (true === isset($userinfo['billingaddress'])) {
$newline = strpos($userinfo['billingaddress'], "\n");
$address2 = '';
if ($newline !== FALSE) {
$address_line1 = substr($userinfo['billingaddress'], 0, $newline);
$address_line2 = substr($userinfo['billingaddress'], $newline + 1);
$address_line2 = preg_replace('/\\r\\n/', ' ', $address_line2, -1, $count);
} else {
$address_line1 = $userinfo['billingaddress'];
}
$buyer->setAddress(array($address_line1, $address_line2));
}
// state
if (true === isset($userinfo['billingstate'])) {
// check if State is a number code used when Selecting country as US
if (true === ctype_digit($userinfo['billingstate'])) {
$buyer->setState(wpsc_get_state_by_id($userinfo['billingstate'], 'code'));
} else {
$buyer->setState($userinfo['billingstate']);
}
}
// country
if (true === isset($userinfo['billingcountry'])) {
$buyer->setCountry($userinfo['billingcountry']);
}
// city
if (true === isset($userinfo['billingcity'])) {
$buyer->setCity($userinfo['billingcity']);
}
// postal code
if (true === isset($userinfo['billingpostcode'])) {
$buyer->setZip($userinfo['billingpostcode']);
}
// email
if (true === isset($userinfo['billingemail'])) {
$buyer->setEmail($userinfo['billingemail']);
}
// phone
if (true === isset($userinfo['billingphone'])) {
$buyer->setPhone($userinfo['billingphone']);
}
// more user info
foreach (array('billingphone' => 'buyerPhone', 'billingemail' => 'buyerEmail', 'billingcity' => 'buyerCity', 'billingcountry' => 'buyerCountry', 'billingpostcode' => 'buyerZip') as $f => $t) {
if ($userinfo[$f]) {
$options[$t] = $userinfo[$f];
}
}
/**
* Create an Item object that will be used later
*/
$item = new \Bitpay\Item();
// itemDesc, Sku, and Quantity
if (count($wpsc_cart->cart_items) == 1) {
$item_incart = $wpsc_cart->cart_items[0];
$item_id = $item_incart->product_id;
$item_sku = wpsc_product_sku($item_id);
$item_description = $item_incart->quantity > 1 ? $item_incart->quantity . ' x ' . $item_incart->product_name : $item_incart->product_name;
} else {
foreach ($wpsc_cart->cart_items as $item_incart) {
$quantity += $item_incart->quantity;
$item_id = $item_incart->product_id;
$item_sku_individual = wpsc_product_sku($item_id);
$item_sku .= $item_incart->quantity . ' x ' . $item_sku_individual . ' ';
}
$item_description = $quantity . ' items';
}
// price
$price = number_format($wpsc_cart->total_price, 2, '.', '');
$item->setDescription($item_description)->setCode($item_sku)->setPrice($price);
// Create new BitPay invoice
$invoice = new \Bitpay\Invoice();
// Add the item to the invoice
$invoice->setItem($item);
// Add the buyers info to invoice
$invoice->setBuyer($buyer);
// Configure the rest of the invoice
$purchase_log = $wpdb->get_row("SELECT * FROM `" . WPSC_TABLE_PURCHASE_LOGS . "` WHERE `sessionid`= " . $sessionid . " LIMIT 1", ARRAY_A);
$invoice->setOrderId($purchase_log['id'])->setNotificationUrl(get_option('siteurl') . '/?bitpay_callback=true');
/**
* BitPay offers services for many different currencies. You will need to
* configure the currency in which you are selling products with.
*/
$currency = new \Bitpay\Currency();
$currencyId = get_option('currency_type');
$currency_code = $wpdb->get_var($wpdb->prepare("SELECT `code` FROM `" . WPSC_TABLE_CURRENCY_LIST . "` WHERE `id` = %d LIMIT 1", $currencyId));
$currency->setCode($currency_code);
// Set the invoice currency
$invoice->setCurrency($currency);
// Transaction Speed
$invoice->setTransactionSpeed(get_option('bitpay_transaction_speed'));
// Redirect URL
$separator = get_option('permalink_structure') != '' ? '?' : '&';
if (true === is_null(get_option('bitpay_redirect'))) {
update_option('bitpay_redirect', get_site_url());
}
$redirect_url = get_option('bitpay_redirect');
$invoice->setRedirectUrl($redirect_url);
// PosData
$invoice->setPosData($sessionid);
// Full Notifications
$invoice->setFullNotifications(true);
/**
* Create the client that will be used
* to send requests to BitPay's API
*/
$client = new \Bitpay\Client\Client();
$client->setAdapter($adapter);
$client->setNetwork($network);
$client->setPrivateKey($private_key);
$client->setPublicKey($public_key);
/**
* You will need to set the token that was
* returned when you paired your keys.
*/
$client->setToken($token);
$transaction = true;
// Send invoice
try {
$client->createInvoice($invoice);
} catch (\Exception $e) {
debuglog('[Error] In Bitpay plugin, bitpay.merchant.php::gateway_bitpay(): Call to createInvoice() failed with the message: ' . $e->getMessage());
var_dump("Error Processing Transaction. Please try again later. If the problem persists, please contact us at " . get_option('admin_email'));
$transaction = false;
}
if (true === $transaction) {
$sql = "UPDATE `" . WPSC_TABLE_PURCHASE_LOGS . "` SET `notes`= 'The payment has not been received yet.' WHERE `sessionid`=" . $sessionid;
$wpdb->query($sql);
$wpsc_cart->empty_cart();
unset($_SESSION['WpscGatewayErrorMessage']);
header('Location: ' . $invoice->getUrl());
}
exit;
} catch (\Exception $e) {
debuglog('[Error] In Bitpay plugin, form_bitpay() function on line ' . $e->getLine() . ', with the error "' . $e->getMessage() . '" .');
throw $e;
}
}
