/**
* Set back redirect url to response
*
* @return $this
*/
protected function _goBack()
{
$returnUrl = $this->getRequest()->getParam('return_url');
if ($returnUrl && $this->_isInternalUrl($returnUrl)) {
$this->messageManager->getMessages()->clear();
$this->getResponse()->setRedirect($returnUrl);
} elseif (!$this->_scopeConfig->getValue('checkout/cart/redirect_to_cart', \Magento\Store\Model\ScopeInterface::SCOPE_STORE) && !$this->getRequest()->getParam('in_cart') && ($backUrl = $this->_redirect->getRefererUrl())) {
$this->getResponse()->setRedirect($backUrl);
} else {
if ($this->getRequest()->getActionName() == 'add' && !$this->getRequest()->getParam('in_cart')) {
$this->_checkoutSession->setContinueShoppingUrl($this->_redirect->getRefererUrl());
}
$this->_redirect('checkout/cart');
}
return $this;
}
/**
* Get resolved back url
*
* @param null $defaultUrl
*
* @return mixed|null|string
*/
protected function getBackUrl($defaultUrl = null)
{
$returnUrl = $this->getRequest()->getParam('return_url');
if ($returnUrl && $this->_isInternalUrl($returnUrl)) {
$this->messageManager->getMessages()->clear();
return $returnUrl;
}
$shouldRedirectToCart = $this->_scopeConfig->getValue('checkout/cart/redirect_to_cart', \Magento\Store\Model\ScopeInterface::SCOPE_STORE);
if ($shouldRedirectToCart || $this->getRequest()->getParam('in_cart')) {
if ($this->getRequest()->getActionName() == 'add' && !$this->getRequest()->getParam('in_cart')) {
$this->_checkoutSession->setContinueShoppingUrl($this->_redirect->getRefererUrl());
}
return $this->_url->getUrl('checkout/cart');
}
return $defaultUrl;
}