Laravel - Middleware - Middleware Parameters
Middleware can also receive additional parameters. For example, if your application needs to verify that the authenticated user has a given "role" before performing a given action, you could create an EnsureUserHasRole middleware that receives a role name as an additional argument.
Additional middleware parameters will be passed to the middleware after the $next argument:
namespace App\Http\Middleware;
use Closure;
class EnsureUserHasRole
{
/**
* Handle the incoming request.
*
* @param \Illuminate\Http\Request $request
* @param \Closure $next
* @param string $role
* @return mixed
*/
public function handle($request, Closure $next, $role)
{
if (! $request->user()->hasRole($role)) {
// Redirect...
}
return $next($request);
}
}
Middleware parameters may be specified when defining the route by separating the middleware name and parameters with a :. Multiple parameters should be delimited by commas:
Route::put('/post/{id}', function ($id) {
//
})->middleware('role:editor');