/**
* Represents the "redeem_coupons" action.
*
* @throws ShopgateLibraryException
* @see http://wiki.shopgate.com/Shopgate_Plugin_API_redeem_coupons
*/
protected function redeemCoupons()
{
if (!isset($this->params['cart'])) {
throw new ShopgateLibraryException(ShopgateLibraryException::PLUGIN_API_NO_CART);
}
if (empty($this->response)) {
$this->response = new ShopgatePluginApiResponseAppJson($this->trace_id);
}
$cart = new ShopgateCart($this->params['cart']);
$couponData = $this->plugin->redeemCoupons($cart);
if (!is_array($couponData)) {
throw new ShopgateLibraryException(ShopgateLibraryException::PLUGIN_API_WRONG_RESPONSE_FORMAT, 'Plugin Response: ' . var_export($couponData, true));
}
// Workaround:
// $couponData was specified to be a ShopgateExternalCoupon[].
// Now supports the same format as checkCart(), i.e. array('external_coupons' => ShopgateExternalCoupon[]).
if (!empty($couponData['external_coupons']) && is_array($couponData['external_coupons'])) {
$couponData = $couponData['external_coupons'];
}
$responseData = array("external_coupons" => array());
foreach ($couponData as $coupon) {
if (!is_object($coupon) || !$coupon instanceof ShopgateExternalCoupon) {
throw new ShopgateLibraryException(ShopgateLibraryException::PLUGIN_API_WRONG_RESPONSE_FORMAT, 'Plugin Response: ' . var_export($coupon, true));
}
$coupon = $coupon->toArray();
unset($coupon["order_index"]);
$responseData["external_coupons"][] = $coupon;
}
$this->responseData = $responseData;
}
