Force RequestsContext to "GET"

Author: smnandre

src/LiveComponent/src/Util/UrlFactory.php

@@ -13,6 +13,7 @@
 
 use Symfony\Component\Routing\Exception\MissingMandatoryParametersException;
 use Symfony\Component\Routing\Exception\ResourceNotFoundException;
+use Symfony\Component\Routing\RequestContext;
 use Symfony\Component\Routing\RouterInterface;
 
 /**
@@ -59,10 +60,22 @@ public function createFromPreviousAndProps(
 
     private function createPath(string $previousUrl, array $props): string
     {
-        return $this->router->generate(
-            $this->router->match($previousUrl)['_route'] ?? '',
-            $props
-        );
+        // LiveComponent uses POST requests by default but previousUrl might only match a GET route.
+        $ret = $this->router->getContext();
+        $this->router->setContext(RequestContext::fromUri($previousUrl));
+        try {
+            $route = $this->router->match($previousUrl);
+        } catch (\Exception $e) {
+            return $previousUrl;
+        } finally {
+            $this->router->setContext($ret);
+        }
+
+        if (!isset($route['_route']) || '' === $route['_route']) {
+            return $previousUrl;
+        }
+
+        return $this->router->generate($route['_route'] ?? '', $props);
     }
 
     private function replaceQueryString($url, array $props): string