我面临此错误,无法找到问题所在,因为它只提到函数()不存在,起初我虽然大写问题,因为函数F是大写的,但我的情况并非如此,因为我已经浏览了每一行代码很多次,如果有人可以查明它。
场景是这样的,我有一个登录页面,其中包含 mysql 中的虚拟播种机数据。PHP表单用于验证用户,然后重定向到仪表板页面,但在重定向时显示错误页面。
截图,如果有帮助。
https://postimg.org/image/8rrk1vfutn/
检查角色.php
<?php
namespace AppHttpMiddleware;
use Closure;
class CheckRole
{
public function handle($request, Closure $next)
{
$roles = $this->getRequiredRoleForRoute($request->route());
if ($request->user()->hasRole($roles) || !$roles)
{
return $next($request);
}
return redirect()->route('noPermission');
}
private function getRequiredRoleForRoute($route)
{
$actions = $route->getAction();
return isset($actions['roles']) ? $actions['roles'] : null;
}
}
仪表板控制器.php
<?php
namespace AppHttpControllers;
use IlluminateHttpRequest;
class DashboardController extends Controller
{
public function __construct ()
{
$this->middleware('web');
}
public function dashboard()
{
return view('layout.dashboard');
}
}
登录控制器.php
<?php
namespace AppHttpControllers;
use IlluminateHttpRequest;
use AppHttpControllersController;
use IlluminateFoundationAuthAuthenticatesUsers;
use Auth;
class LoginController extends Controller
{
use AuthenticatesUsers;
protected $name = 'name';
protected $redirectTo = '/dashboard';
protected $guard = 'web';
public function getLogin()
{
if (Auth::guard('web')->check())
{
return redirect()->route('dashboard');
}
return view('login');
}
public function postLogin(Request $request)
{
$auth = Auth::guard('web')->attemp(['name'=>$request->name, 'password'=>$request->password,'active'=>1]);
if ($auth)
{
return redirect()->route('dashboard');
}
return redirect()->route('/');
}
public function getLogout()
{
Auth::guard('web')->logout();
return redirect()->route('/');
}
}
奥森.php
<?php
namespace AppHttpMiddleware;
use Closure;
use IlluminateSupportFacadesAuth;
class Authen
{
public function handle($request, Closure $next, $guard = 'web')
{
if (!Auth::guard($guard)->check())
{
return redirect()->route('/');
}
return $next($request);
}
}
在内核中添加.php
'roles' => AppHttpMiddlewareCheckRole::class,
'authen' => AppHttpMiddlewareAuthen::class,
角色.php
<?php
namespace App;
use IlluminateDatabaseEloquentModel;
class Role extends Model
{
protected $table = 'roles';
protected $fillable = 'name';
protected $primaryKey = 'id';
public $timestamps = false;
public function users()
{
return $this->hasMany('AppUser', 'role_id', 'id');
}
}
用户.php
<?php
namespace App;
use IlluminateNotificationsNotifiable;
use IlluminateFoundationAuthUser as Authenticatable;
class User extends Authenticatable
{
use Notifiable;
protected $fillable = [
'name', 'email', 'password', 'active', 'role_id',
];
protected $hidden = [
'password', 'remember_token',
];
public function role()
{
return $this->hasOne('AppRole', 'id', 'role_id');
}
private function checkIfUserHasRole($need_role)
{
return ($need_role == $this->role->name) ? true : null;
}
public function hasRole()
{
if (s_array($roles))
{
foreach($roles as $need_role)
{
if($this->checkIfUserHasRole($need_role))
{
return true;
}
}
}
else
{
return $this->checkIfUserHasRole($roles);
}
return false;
}
}
网络.php
<?php
Route::get('/', ['as'=>'/', 'uses'=>'LoginController@getLogin']);
Route::post('/login', ['as'=>'login', 'LoginController@postLogin']);
Route::group(['middleware'=>['authen', 'roles']], function()
{
Route::get('/logout', ['as'=>'logout', 'uses'=>'LoginController@getLogout']);
Route::get('/dashboard', ['as'=>'dashboard', 'uses'=>'DashboardController@dashboard']);
});
UsersTableSeeder
<?php
use IlluminateDatabaseSeeder;
use AppUser;
class UsersTableSeeder extends Seeder
{
public function run()
{
User::create([
'role_id'=>1,
'active'=>1,
'name'=>'James',
'email'=>'James@yahoo.com',
'password'=>bcrypt('james'),
'remember_token'=>str_random(10)
]);
}
}
RolesTableSeeder
<?php
use IlluminateDatabaseSeeder;
use AppRole;
class RolesTableSeeder extends Seeder
{
public function run()
{
Role::insert([
['name'=>'Admin'],
['name'=>'Student'],
['name'=>'Teacher']
]);
}
}
为冗长的代码道歉。
对于那些来自谷歌的人来说,就我而言是错字
Route::get("document-types", [DocumentTypesController::class], "index");
而不是
Route::get("document-types", [DocumentTypesController::class, "index"]);
您忘记在/login 路由中使用 use。会是这样的
Route::post('/login', ['as'=>'login', 'uses'=>'LoginController@postLogin']);