/**
* Updates the cart scenarios stored in the session.
*
* @return void
* @see Shipping::getCartScenarios.
*/
public static function updateCartScenariosInSession()
{
// If we already have shipping details in the session we can try to
// update the cart scenarios.
$checkoutForm = MultiCheckoutForm::loadFromSession();
if ($checkoutForm === null) {
$arrCartScenario = null;
} else {
// Save shipping options and rates to session.
try {
$arrCartScenario = Shipping::getCartScenarios($checkoutForm);
} catch (Exception $e) {
// TODO: We should probably execute this block if $arrCartScenario is an empty array as well.
Yii::log('Unable to get cart scenarios: ' . $e->getMessage(), 'error', 'application.' . __CLASS__ . "." . __FUNCTION__);
// If there are no valid cart scenarios we can deselect whatever
// was previously selected.
// TODO: We should possibly do this if the newly update cart
// scenarios don't include the previously selected one.
$checkoutForm->shippingProvider = null;
$checkoutForm->shippingPriority = null;
MultiCheckoutForm::saveToSession($checkoutForm);
// Remove any previously stored cart scenarios.
$arrCartScenario = null;
}
}
// Save the updated rates back to the session.
Shipping::saveCartScenariosToSession($arrCartScenario);
}
/**
* This is the method used by the advanced cart and checkout to retrieve
* shipping options and their rates for the shipping estimator.
* @return string JSON encoded array of shipping options ordered by price.
*/
public function actionGetShippingRates()
{
$checkoutForm = MultiCheckoutForm::loadFromSessionOrNew();
// If no CheckoutForm is posted, then the checkoutForm stored in the
// session is used. This is completely valid when we want updated
// rates, but haven't modified (or perhaps don't know) the shipping
// address.
if (isset($_POST['CheckoutForm'])) {
$checkoutForm->attributes = $_POST['CheckoutForm'];
}
// Transform the postcode as required by the shipping modules.
// TODO Can we move this?
$checkoutForm->shippingPostal = strtoupper(str_replace(' ', '', $checkoutForm->shippingPostal));
// Minimal requirements for shipping: just address details.
$checkoutForm->scenario = 'MinimalShipping';
if ($checkoutForm->validate() === false) {
return $this->renderJSON(array('result' => 'error', 'errors' => $checkoutForm->getErrors()));
}
try {
$arrCartScenario = Shipping::getCartScenarios($checkoutForm);
} catch (Exception $e) {
return $this->renderJSON(array('result' => 'error', 'errormsg' => $e->getMessage()));
}
// Get the shipping estimator JavaScript options.
$wsShippingEstimatorOptions = WsShippingEstimator::getShippingEstimatorOptions($arrCartScenario, $checkoutForm->shippingProvider, $checkoutForm->shippingPriority, $checkoutForm->shippingCity, $checkoutForm->shippingStateCode, $checkoutForm->shippingCountryCode);
$shippingEstimatorMessage = findWhere($wsShippingEstimatorOptions['messages'], array('code' => 'WARN'));
if ($shippingEstimatorMessage !== null) {
$message = Yii::t('checkout', 'Your previous shipping selection is no longer available. Please choose an available shipping option.');
Yii::app()->user->setFlash('error', $message);
}
// Save to session.
Shipping::saveCartScenariosToSession($arrCartScenario);
MultiCheckoutForm::saveToSession($checkoutForm);
// Save to the database.
$objShipping = CartShipping::getOrCreateCartShipping();
$objShipping->updateShipping();
return $this->renderJSON(array('result' => 'success', 'wsShippingEstimatorOptions' => $wsShippingEstimatorOptions, 'taxModeChangedMessage' => Yii::app()->user->getFlash('taxModeChange', null)));
}
