public function indexAction()
{
$key = Mage::getStoreConfig('payment/bitcoin/coinapult_key');
$secret = Mage::getStoreConfig('payment/bitcoin/coinapult_secret');
$coinapult = new Coinapult($key, $secret);
$auth = $coinapult->authenticate_callback($_SERVER['HTTP_CPT_KEY'], $_SERVER['HTTP_CPT_HMAC'], $_POST);
if (!$auth['auth']) {
Mage::log('Callback: failed to authenticate! ' . print_r($_SERVER, TRUE), null, 'coinapult.log');
exit;
}
/* Lookup transaction. */
$response = $coinapult->search(array("transaction_id" => $_POST['transaction_id']));
Mage::log('Search result: ' . print_r($response, TRUE), null, 'coinapult.log');
if (get_class($response) == "payError") {
exit;
} elseif ($response['state'] == 'complete') {
$write = Mage::getSingleton('core/resource')->getConnection('core_write');
$query = sprintf("SELECT entity_id FROM sales_flat_order_payment WHERE additional_data LIKE '%%\"CoinapultTID\":\"%s\"%%'", $response['transaction_id']);
$readresult = $write->query($query);
$row = $readresult->fetch();
if ($row) {
$oid = $row['entity_id'];
}
if (!empty($oid)) {
$order = Mage::getModel('sales/order')->load($oid);
$comment = "Coinapult callback. Received: " . $response['in']['amount'] . "btc";
$order->setState(Mage_Sales_Model_Order::STATE_PROCESSING, true, $comment, true);
$order->sendOrderUpdateEmail(true, $comment);
$order->save();
}
} elseif ($response['state'] == 'canceled') {
$write = Mage::getSingleton('core/resource')->getConnection('core_write');
$query = sprintf("SELECT entity_id FROM sales_flat_order_payment WHERE additional_data LIKE '%%\"CoinapultTID\":\"%s\"%%'", $response['transaction_id']);
$readresult = $write->query($query);
$row = $readresult->fetch();
if ($row) {
$oid = $row['entity_id'];
}
if (!empty($oid)) {
$order = Mage::getModel('sales/order')->load($oid);
$payment = $order->getPayment();
$adata = json_decode($payment->getAdditionalData());
}
$short = $response['in']['expected'] - $response['in']['amount'];
$comment = "Coinapult callback. Insufficient payment. Received: " . $response['in']['amount'] . "btc. Expected: " . $response['in']['expected'] . "btc. Please send an additional " . $short . "btc to Bitcoin address: " . $response['address'] . ".";
$order->setState(Mage_Sales_Model_Order::STATE_NEW, true, $comment, true);
$order->sendOrderUpdateEmail(true, $comment);
$order->save();
} else {
exit;
}
}
public function callback()
{
/* Validate the received callback to confirm (or not) the payment. */
require DIR_APPLICATION . '../coinapult/coinapult.php';
$log = new Log('coinapult.log');
$log->write('callback!');
$log->write(print_r($_POST, TRUE));
$coinapult = new Coinapult($this->config->get('coinapult_api_key'), $this->config->get('coinapult_api_secret'));
if (!(isset($_SERVER['HTTP_CPT_KEY']) && isset($_SERVER['HTTP_CPT_HMAC']))) {
/* Invalid callback. */
$log->write('Callback: basic headers missing.');
return;
}
$auth = $coinapult->authenticate_callback($_SERVER['HTTP_CPT_KEY'], $_SERVER['HTTP_CPT_HMAC'], $_POST);
if (!$auth['auth']) {
$log->write('Callback: failed to authenticate! ' . print_r($_SERVER, TRUE));
$log->write('Auth result: ' . print_r($auth));
return;
}
if (!isset($_POST['transaction_id'])) {
$log->write('Callback missing transaction id, ignored.');
return;
}
$this->load->model('checkout/order');
$tid = $_POST['transaction_id'];
$sql = "SELECT `order_id` FROM `" . DB_PREFIX . "order_bitcoin_coinapult`\n WHERE `transaction_id` = '{$tid}';";
$result = $this->db->query($sql);
if (!$result->num_rows) {
$log->write("No order found for tid = {$tid}");
return;
}
$orderid = $result->row['order_id'];
$log->write("SQL result: " . print_r($result, TRUE));
$transaction = $coinapult->search(array("transaction_id" => $tid));
if ($transaction['transaction_id'] != $tid) {
$log->write('Transaction ID does not match, how did that happen?');
return;
}
$this->language->load('payment/coinapult');
if ($transaction['state'] == 'complete') {
/* Invoice got paid. */
$message = "Received " . $transaction['in']['amount'] . "btc\n";
$log->write("Order {$orderid}: " . $message);
$this->model_checkout_order->update($orderid, $this->config->get('coinapult_order_status_id_received'), $message, true);
} elseif ($transaction['state'] == 'canceled') {
$message = "Insufficient payment. Received " . $transaction['in']['amount'] . "btc. Expected " . $transaction['in']['expected'] . "btc.";
$log->write("Order {$orderid}: " . $message);
$this->model_checkout_order->update($orderid, $this->config->get('coinapult_order_status_id_pending'), $message, true);
} else {
$log->write('Unexpected transaction status: ' . $transaction['state']);
}
}
