get_base_currency() public static méthode

public static get_base_currency ( )
 /**
  * Calculates the value of the fedex shipping modifier. If the order information has changed or is not present in the session a call is made to the api to request the rates.
  * @return {float} Cost of the shipping
  */
 public function value($subtotal = 0)
 {
     if ($this->Order()->Items()->count() == 0) {
         return 0;
     }
     $orderItems = implode(',', $this->Order()->Items()->column('ID'));
     $orderItemsCount = implode(',', $this->Order()->Items()->column('Quantity'));
     $shippingAddress = array();
     $shippingAddressStr = '';
     if ($this->Order()) {
         if ($this->Order()->ShippingAddress && $this->Order()->ShippingAddress->exists()) {
             $destination = $this->Order()->ShippingAddress;
             $shippingAddress = array('StreetLines' => array($destination->Address), 'City' => $destination->City, 'StateOrProvinceCode' => $destination->State, 'PostalCode' => $destination->PostalCode, 'CountryCode' => $destination->Country);
             $addrLine2 = $destination->AddressLine2;
             $shippingAddressStr = $shippingAddress;
             $shippingAddressStr['StreetLines'] = implode(' ', $shippingAddressStr['StreetLines']);
             $shippingAddressStr = implode(',', $shippingAddressStr);
         } else {
             if ($this->Order()->Member()->DefaultShippingAddress() && $this->Order()->Member()->DefaultShippingAddress()->exists()) {
                 $destination = $this->Order()->Member()->DefaultShippingAddress();
                 $shippingAddress = array('StreetLines' => array($destination->Address), 'City' => $destination->City, 'StateOrProvinceCode' => $destination->State, 'PostalCode' => $destination->PostalCode, 'CountryCode' => $destination->Country);
                 $addrLine2 = $destination->AddressLine2;
                 $shippingAddressStr = $shippingAddress;
                 $shippingAddressStr['StreetLines'] = implode(' ', $shippingAddressStr['StreetLines']);
                 $shippingAddressStr = implode(',', $shippingAddressStr);
             }
         }
     }
     if ($this->Amount > 0 && $orderItems . '|' . $orderItemsCount . '|' . $shippingAddressStr == Session::get('FedExShipping_' . $this->Order()->ID . '.orderhash')) {
         return $this->Amount;
     }
     //Store the default charge in case something goes wrong
     $this->Amount = self::config()->default_charge;
     if (!isset($destination)) {
         return $this->Amount;
     }
     $packageItems = array();
     foreach ($this->Order()->Items() as $item) {
         if ($item instanceof Product_OrderItem) {
             $packageItems[] = new ComplexType\RequestedPackageLineItem(array('Weight' => new ComplexType\Weight(array('Units' => new SimpleType\WeightUnits(SimpleType\WeightUnits::_KG), 'Value' => $item->Product()->Weight)), 'Dimensions' => new ComplexType\Dimensions(array('Length' => $item->Product()->Depth, 'Width' => $item->Product()->Width, 'Height' => $item->Product()->Height, 'Units' => new SimpleType\LinearUnits(SimpleType\LinearUnits::_CM))), 'GroupPackageCount' => $item->Quantity));
         }
     }
     $rateRequest = $this->getRateRequestAPI();
     //RequestedShipment
     $rateRequest->setRequestedShipment(new ComplexType\RequestedShipment(array('DropoffType' => new SimpleType\DropoffType(SimpleType\DropoffType::_REGULAR_PICKUP), 'ShipTimestamp' => date('c'), 'Shipper' => new ComplexType\Party(array('Address' => new ComplexType\Address($this->getOriginAddress()))), 'Recipient' => new ComplexType\Party(array('Address' => new ComplexType\Address($shippingAddress))), 'PreferredCurrency' => ShopConfig::config()->base_currency, 'RateRequestType' => new SimpleType\RateRequestType(SimpleType\RateRequestType::_LIST), 'PackageCount' => $this->Order()->Items()->count(), 'RequestedPackageLineItems' => $packageItems)));
     //Allow extensions to modify the
     $this->extend('updateRateRequest', $rateRequest);
     //Initialize the request
     $validateShipmentRequest = new RateService\Request();
     if (!$this->config()->test_mode) {
         $validateShipmentRequest->getSoapClient()->__setLocation('https://ws.fedex.com:443/web-services/rate');
     }
     //Call the api and look through the response
     $response = $validateShipmentRequest->getGetRatesReply($rateRequest);
     if (property_exists($response, 'RateReplyDetails') && count($response->RateReplyDetails) > 0) {
         foreach ($response->RateReplyDetails as $rates) {
             if ($rates->ServiceType == self::config()->service_type) {
                 foreach ($rates->RatedShipmentDetails as $rate) {
                     if (property_exists($rate, 'TotalNetCharge')) {
                         $charge = $rate->TotalNetCharge;
                         if ($charge->Currency != ShopConfig::get_base_currency() && property_exists($rate, 'CurrencyExchangeRate')) {
                             $charge->Amount = (1 - $rate->CurrencyExchangeRate->Rate + 1) * $charge->Amount;
                         }
                         $this->Amount = $charge->Amount;
                     }
                 }
             }
         }
     }
     Session::set('FedExShipping_' . $this->Order()->ID . '.orderhash', $orderItems . '|' . $orderItemsCount . '|' . $shippingAddressStr);
     return $this->Amount;
 }
 /**
  * Create a new payment for an order
  */
 public function createPayment($gateway)
 {
     if (!GatewayInfo::isSupported($gateway)) {
         $this->error(_t("PaymentProcessor.InvalidGateway", "`{gateway}` isn't a valid payment gateway.", 'gateway is the name of the payment gateway', array('gateway' => $gateway)));
         return false;
     }
     if (!$this->order->canPay(Member::currentUser())) {
         $this->error(_t("PaymentProcessor.CantPay", "Order can't be paid for."));
         return false;
     }
     $payment = Payment::create()->init($gateway, $this->order->TotalOutstanding(true), ShopConfig::get_base_currency());
     $this->order->Payments()->add($payment);
     return $payment;
 }
 /**
  * Create a new payment for an order
  */
 public function createPayment($gateway)
 {
     if (!GatewayInfo::is_supported($gateway)) {
         $this->error(_t("PaymentProcessor.INVALIDGATEWAY", "`{$gateway}` isn't a valid payment gateway."));
         return false;
     }
     if (!$this->order->canPay(Member::currentUser())) {
         $this->error(_t("PaymentProcessor.CANTPAY", "Order can't be paid for."));
         return false;
     }
     $payment = Payment::create()->init($gateway, $this->order->TotalOutstanding(), ShopConfig::get_base_currency());
     $this->order->Payments()->add($payment);
     return $payment;
 }