<?php namespace Illuminate\Routing\Middleware; use Closure; use Illuminate\Routing\Exceptions\InvalidSignatureException; class ValidateSignature { /** * Handle an incoming request. * * @param \Illuminate\Http\Request $request * @param \Closure $next * @param string|null $relative * @return \Illuminate\Http\Response * * @throws \Illuminate\Routing\Exceptions\InvalidSignatureException */ public function handle($request, Closure $next, $relative = null) { if ($request->hasValidSignature($relative !== 'relative')) { return $next($request); } throw new InvalidSignatureException; } }