laravel 框架登录 实际操作 

//登录中间件
Route::group(['middleware'=>'checkage'],function (){
    Route::get('/mou/list','MouController@list');
});
//登录展示表单页面的路由
Route::get('/mou/logins','mouloginController@logins');
//登录提交后的路由
Route::post('/mou/login','mouloginController@login');
<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>登录页面</title>
    <link rel="stylesheet" href="http://apps.bdimg.com/libs/bootstrap/3.3.0/css/bootstrap.min.css">

</head>
<body>
<form action="/mou/login" method="post" style="width: 300px">
    @csrf
    <div class="form-group">
        <label for="name">用户名</label>
        <input type="text" class="form-control" name="name"  placeholder="请输入用户名">
    </div>
    <div class="form-group">
        <label for="name">密码</label>
        <input type="password" class="form-control" name="password"  placeholder="请输入密码">
    </div>
    <input type="submit" value="立即登录" class="btn btn-success">
</form>
{{--laravel框架自带的验证方法--}}
@if (count($errors) > 0)
    <div class="alert alert-danger">
        <ul>
            @foreach ($errors->all() as $error)
                <li>{{ $error }}</li>
            @endforeach
        </ul>
    </div>
@endif
</body>
</html>
<?php

namespace App\Http\Controllers;

use App\models\mouloginModel;
use Illuminate\Http\Request;

class mouloginController extends Controller
{
    //登录页面
    public function logins()
    {
        return view('mou.moulogin');
    }
//登录接受用于信息
    public function login(Request $request)
    {
        $params = $request->except('_token');
//验证非空
        $this->validate($request, [
            'name' => 'required',
            'password' => 'required'
        ], [
            'name.required' => '账号不可以为空',
            'password.required' => '密码不可以为空'
        ], $params);
        $data['name'] = $params['name'];
        $data['password'] = $params['password'];
        $res = mouloginModel::login($data);
        if ($res) {
            echo '登录成功';
            $request->session()->put('name',$res['name']);
         return   redirect('/mou/list');
        } else {
            echo '登录失败';
           return redirect('/mou/logins');
        }
    }
}
<?php

namespace App\models;

use Illuminate\Database\Eloquent\Model;

class mouloginModel extends Model
{
    //
    protected $table='testlogin';
    public $timestamps=false;
    public $primaryKey='id';
    public static function login ($data){
        return self::where($data)
            ->first();
    }
}

中间件

 

 

 

 

 

 

 

<?php

namespace App\Http;

use Illuminate\Foundation\Http\Kernel as HttpKernel;

class Kernel extends HttpKernel
{
    /**
     * The application's global HTTP middleware stack.
     *
     * These middleware are run during every request to your application.
     *
     * @var array
     */
    protected $middleware = [
        \App\Http\Middleware\TrustProxies::class,
        \Fruitcake\Cors\HandleCors::class,
        \App\Http\Middleware\CheckForMaintenanceMode::class,
        \Illuminate\Foundation\Http\Middleware\ValidatePostSize::class,
        \App\Http\Middleware\TrimStrings::class,
        \Illuminate\Foundation\Http\Middleware\ConvertEmptyStringsToNull::class,
    ];

    /**
     * The application's route middleware groups.
     *
     * @var array
     */
    protected $middlewareGroups = [
        'web' => [
            \App\Http\Middleware\EncryptCookies::class,
            \Illuminate\Cookie\Middleware\AddQueuedCookiesToResponse::class,
            \Illuminate\Session\Middleware\StartSession::class,
            // \Illuminate\Session\Middleware\AuthenticateSession::class,
            \Illuminate\View\Middleware\ShareErrorsFromSession::class,
            \App\Http\Middleware\VerifyCsrfToken::class,
            \Illuminate\Routing\Middleware\SubstituteBindings::class,
        ],

        'api' => [
            'throttle:60,1',
            \Illuminate\Routing\Middleware\SubstituteBindings::class,
        ],
    ];

    /**
     * The application's route middleware.
     *
     * These middleware may be assigned to groups or used individually.
     *
     * @var array
     */
    protected $routeMiddleware = [
        'auth' => \App\Http\Middleware\Authenticate::class,
        'auth.basic' => \Illuminate\Auth\Middleware\AuthenticateWithBasicAuth::class,
        'bindings' => \Illuminate\Routing\Middleware\SubstituteBindings::class,
        'cache.headers' => \Illuminate\Http\Middleware\SetCacheHeaders::class,
        'can' => \Illuminate\Auth\Middleware\Authorize::class,
        'guest' => \App\Http\Middleware\RedirectIfAuthenticated::class,
        'password.confirm' => \Illuminate\Auth\Middleware\RequirePassword::class,
        'signed' => \Illuminate\Routing\Middleware\ValidateSignature::class,
        'throttle' => \Illuminate\Routing\Middleware\ThrottleRequests::class,
        'verified' => \Illuminate\Auth\Middleware\EnsureEmailIsVerified::class,
        //定义的中间件
          'checkage'=>\app\Http\Middleware\CheckAge::class,
        ];
}
<?php

namespace App\Http\Middleware;

use Closure;

class CheckAge
{
    /**
     * Handle an incoming request.
     *
     * @param \Illuminate\Http\Request $request
     * @param \Closure $next
     * @return mixed
     */
    public function handle($request, Closure $next)
    {
        $username = $request->session()->get('name');
        if ($username) {
            return $next($request);
        } else {
            echo "<script>
            alert('请先登录')
            location.href='/mou/login';
                  </script>";
        }
    }
}

 

posted @ 2021-08-07 20:09  王越666  阅读(174)  评论(0)  编辑  收藏  举报