Saves previous url in session, to be used by navigate (to previous) function

core/lib/Thelia/Core/TheliaHttpKernel.php

@@ -25,6 +25,7 @@ use Thelia\Core\Event\Currency\CurrencyChangeEvent;
 use Thelia\Core\Event\SessionEvent;
 use Thelia\Core\Event\TheliaEvents;
 use Thelia\Model;
+use Thelia\Model\ConfigQuery;
 
 /**
  *
@@ -215,6 +216,23 @@ class TheliaHttpKernel extends HttpKernel
         $session->start();
         $request->setSession($session);
 
+        // set previous URL
+        if (null !== $referer = $request->headers->get('referer')){
+            if (Model\ConfigQuery::read("one_domain_foreach_lang", false) == 1) {
+                $components = parse_url($referer);
+                $lang = Model\LangQuery::create()
+                    ->filterByUrl(sprintf("%s://%s", $components["scheme"], $components["host"]), ModelCriteria::LIKE)
+                    ->findOne();
+                if (null !== $lang) {
+                    $session->setReturnToUrl($referer);
+                }
+            } else {
+                if ( false !== strpos($referer, $request->getSchemeAndHttpHost())){
+                    $session->setReturnToUrl($referer);
+                }
+            }
+        }
+
         return $request;
     }
 }