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<?php
/**
* @author Garrick Lam
*/
abstract class AbstractPaymentGateway
{
/**
* switch the sandbox settings for testing
* @return AbstractPaymentGateway self object for method chaining
*/
abstract public function sandbox();
/**
* generated parameter for calling or redirect user to the payment gateway
* @param string $payment_method payment method
* @return array prepared parameters
*/
abstract public function paymentParam($payment_method);
/**
* Verify the payment is completed by hash or post back
* @param array $data received data
* @param array &$messages errors generated in verification
* @return boolean success or fail
*/
abstract public function paymentVerify($data, &$messages = array());
/**
* receive all payment notification or webhook
* @param array $request received data
* @return boolean success or fail
*/
abstract public function processNotification($request);
/**
* Add an invoice to be paid
*/
public function setInvoice(Invoice $invoice)
{
$this->invoice = $invoice;
}
/**
* post a message to the api
* @param String $endpoint URL of the API
* @param Array $param parameters
* @return String Response
*/
protected static function _excute($endpoint, $param)
{
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $endpoint);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($param));
$output = curl_exec($ch);
curl_close($ch);
return $output;
}
}
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