quantityProcessor = $quantityProcessor ?: $this->_objectManager->get(RequestQuantityProcessor::class); } /** * Empty customer's shopping cart * * @return void */ protected function _emptyShoppingCart() { try { $this->cart->truncate()->save(); } catch (\Magento\Framework\Exception\LocalizedException $exception) { $this->messageManager->addErrorMessage($exception->getMessage()); } catch (\Exception $exception) { $this->messageManager->addExceptionMessage($exception, __('We can\'t update the shopping cart.')); } } /** * Update customer's shopping cart * * @return void */ protected function _updateShoppingCart() { try { $cartData = $this->getRequest()->getParam('cart'); if (is_array($cartData)) { if (!$this->cart->getCustomerSession()->getCustomerId() && $this->cart->getQuote()->getCustomerId()) { $this->cart->getQuote()->setCustomerId(null); } $cartData = $this->quantityProcessor->process($cartData); $cartData = $this->cart->suggestItemsQty($cartData); $this->cart->updateItems($cartData)->save(); } } catch (\Magento\Framework\Exception\LocalizedException $e) { $this->messageManager->addErrorMessage( $this->_objectManager->get(\Magento\Framework\Escaper::class)->escapeHtml($e->getMessage()) ); } catch (\Exception $e) { $this->messageManager->addExceptionMessage($e, __('We can\'t update the shopping cart.')); $this->_objectManager->get(\Psr\Log\LoggerInterface::class)->critical($e); } } /** * Update shopping cart data action * * @return \Magento\Framework\Controller\Result\Redirect */ public function execute() { if (!$this->_formKeyValidator->validate($this->getRequest())) { return $this->resultRedirectFactory->create()->setPath('*/*/'); } $updateAction = (string)$this->getRequest()->getParam('update_cart_action'); switch ($updateAction) { case 'empty_cart': $this->_emptyShoppingCart(); break; case 'update_qty': $this->_updateShoppingCart(); break; default: $this->_updateShoppingCart(); } return $this->_goBack(); } }