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<?php
namespace App\Http\Middleware;
use Closure;
use Illuminate\Http\Request;
use Symfony\Component\HttpFoundation\Response;
class GuestbookValidate
{
/**
* Handle an incoming request.
*
* @param \Closure(\Illuminate\Http\Request): (\Symfony\Component\HttpFoundation\Response) $next
*/
public function handle(Request $request, Closure $next): Response
{
if (
!$request->validate([
'name' => 'required',
'message' => 'required'
]) ||
$this->containsUrl($request->get('message')) ||
$this->containsUrl($request->get('name'))
) {
return response()->view('errors.guestbook-invalid', [], 400);
}
return $next($request);
}
public function containsUrl($str) {
$matches = [];
$pattern = '/\b(?:https?|ftp|www)(:\/\/)*[-A-Z0-9+&@#\/%?=~_|$!:,.;]*[A-Z0-9+&@#\/%=~_|$]/i';
preg_match_all($pattern, $str, $matches);
return count($matches[0]);
}
}
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