Helpers::initCookie() sends cookie nette-samesite only if doesn't exist

Author: dg

src/Bridges/HttpDI/HttpExtension.php

@@ -120,7 +120,10 @@ private function sendHeaders()
 			}
 		}
 
-		$this->initialization->addBody('Nette\Http\Helpers::initCookie($response);');
+		$this->initialization->addBody(
+			'Nette\Http\Helpers::initCookie($this->getService(?), $response);',
+			[$this->prefix('request')]
+		);
 	}
 
 

src/Http/Helpers.php

@@ -52,8 +52,10 @@ public static function ipMatch(string $ip, string $mask): bool
 	}
 
 
-	public static function initCookie(IResponse $response)
+	public static function initCookie(IRequest $request, IResponse $response)
 	{
-		$response->setCookie(self::STRICT_COOKIE_NAME, '1', 0, '/', null, null, true, 'Strict');
+		if (!$request->getCookie(self::STRICT_COOKIE_NAME)) {
+			$response->setCookie(self::STRICT_COOKIE_NAME, '1', 0, '/', null, null, true, 'Strict');
+		}
 	}
 }