Fleshing out payment drivers

app/PaymentDrivers/BasePaymentDriver.php

@@ -21,11 +21,16 @@ use Omnipay\Omnipay;
  */
 class BasePaymentDriver
 {
-
+	/* The company gateway instance*/
 	protected $company_gateway;
 
+	/* The Omnipay payment driver instance*/
 	protected $gateway;
 
+	/* Member variables */
+	protected $refundable = false;
+	protected $token_billing = false;
+
     public function __construct(CompanyGateway $company_gateway)
     {
         $this->company_gateway = $company_gateway;
@@ -33,37 +38,74 @@ class BasePaymentDriver
         //$this->gatewayType = $gatewayType ?: $this->gatewayTypes()[0];
     }
 
+    /* Stubbed in parent, but should never be initialized
+	 * The boot method should be used in the superclass
+	 * to initialize all the member variables for the 
+	 * given driver / payment gateway
+	 *
+	 * ie.
+	 *
+	 * ->gateway()
+	 * ->setRefundable(true)
+	 * ->setTokenBilling(true)
+	 *
+	 * @return Instance
+     */
+    public function boot(){}
+
 	/**
 	 * Returns the Omnipay driver
 	 * @return object Omnipay initialized object
 	 */
 	protected function gateway()
     {
-        if ($this->gateway) 
-            return $this->gateway;
 
         $this->gateway = Omnipay::create($this->company_gateway->gateway->provider);
         $this->gateway->initialize((array) $this->company_gateway->getConfig());
 
-        return $this->gateway;
+        return $this;
     
 	}
 
+
+	public function setRefundable($value)
+	{
+		$this->refundable = $value;
+
+		return $this;
+	}
+
 	/**
 	 * Returns whether refunds are possible with the gateway
 	 * @return boolean TRUE|FALSE
 	 */
-	public function isRefundable() :bool {}
+	public function getRefundable()
+	{
+		return $this->refundable;
+	}
+
+	public function setTokenBilling($value)
+	{
+		$this->token_billing = $value;
+
+		return $this;
+	}
 
 	/**
 	 * Returns whether token billing is possible with the gateway
 	 * @return boolean TRUE|FALSE
 	 */
-	public function hasTokenBilling() :bool {}
+	public function getTokenBilling() 
+	{
+		return $this->token_billing;
+	}
 
 	/**
 	 * Refunds a given payment
 	 * @return void 
 	 */
-	public function refundPayment() {}
+	public function refundPayment() 
+	{
+
+	}
 }