/**
* Generates default values for fields such as hash, timestamp and order ID.
*
* @param String $secret
*
* @return HppRequest
*/
public function generateDefaults($secret)
{
//generate timestamp if not set
if (is_null($this->timeStamp)) {
$this->timeStamp = GenerationUtils::generateTimestamp();
}
//generate order ID if not set
if (is_null($this->orderId)) {
$this->orderId = GenerationUtils::generateOrderId();
}
//generate hash
$this->hash($secret);
return $this;
}
