PHP

create middleware in laravel

php artisan make:middleware nameOfMiddleware

laravel make:middleware

php artisan make:middleware AdminMiddleware

laravel middleware in constructor

public function __construct(User $user)
{
  	$this->user = $user;
  
    $this->middleware(function ($request, $next) {
        $user = auth()->user();
        if ($user) {
          	$this->user = $user;
        }
      
        return $next($request);
    });
}

laravel make:middleware

Route::group(['middleware' => 'AppHttpMiddlewareAdminMiddleware'], function()
{
    Route::get ('/admin', ['uses' => 'AdminController@index', 'before' => 'admin']); 

});

laravel middleware

php artisan make:middleware EnsureTokenIsValid

command to create middleware in laravel

php artisan make:middleware MiddlewreName

laravel controller middleware example

public function __construct()
{
  /** middleware could be single string
  * or array like this ['auth', 'admin']
  * or clouser
  */
  $this->middleware('middleware')
}

laravel middleware

Route::get('/profile', function () {
    //
})->middleware('auth');

create middleware laravel

php artisan make:middleware <middleware-name>

laravel make:middleware

public function handle($request, Closure $next)
{
    if ($request->user()->type != 'A')
    {
        return redirect('home');
    }

    return $next($request);
}

middleware in laravel

<?php

namespace AppHttpMiddleware;

use Closure;

class BeforeMiddleware
{
    public function handle($request, Closure $next)
    {
        // Perform action

        return $next($request);
    }
}

laravel make:middleware

if (Auth::user()->is_admin != 1) {...}

laravel set middleware default

If you want a middleware to run during every HTTP request to your application, list the middleware class in the $middleware property of your app/Http/Kernel.php class.

waht is middleware in laravel

 The middleware in web applications is the mid-layer between the HTTP request and the application logic. The middleware process incoming requests and execute the code before the controller's actions.

custom middleware laravel 8

<?php
 
namespace AppHttpMiddleware;
 
use Closure;
 
class EnsureUserHasRole
{
    /**
     * Handle the incoming request.
     *
     * @param  IlluminateHttpRequest  $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);
    }
 
}

custom middleware laravel 8

Route::put('/post/{id}', function ($id) {
    //
})->middleware('role:editor');

middleware in laravel

<?php

namespace AppHttpMiddleware;

use Closure;

class CheckType
{
    public function handle($request, Closure $next)
    {
        // Perform action

        return $next($request);
    }
}