Details::getListPayments

public function getListPayments()
{
	static $result = null;

	if($result === null)
	{
		$result = array();
		$data = $this->getData();

		if(isset($data["PaymentOptionDetails"]) && is_array($data["PaymentOptionDetails"]))
		{
			$data["PaymentOptionDetails"] = Xml2Array::normalize($data["PaymentOptionDetails"]);

			foreach($data["PaymentOptionDetails"] as $payment)
			{
				if(!in_array($payment["PaymentOption"], self::getUsablePaySystems()))
					continue;

				$result[$payment["PaymentOption"]] = $payment["Description"];
			}
		}
	}

	return $result;
}