Laravel 5：如果用户是帖子的所有者或论坛类别的所有者，则允许用户编辑帖子

标题：Laravel 5：实现用户对帖子的编辑权限控制

php
php artisan make:migration create_roles_table --create=roles
php artisan make:migration create_permissions_table --create=permissions

php
use Illuminate\Database\Eloquent\Model;
class Role extends Model
{
    public function permissions()
    {
        return $this->belongsToMany(Permission::class);
    }
}
class Permission extends Model
{
    public function roles()
    {
        return $this->belongsToMany(Role::class);
    }
}

php
use Illuminate\Database\Eloquent\Model;
class Post extends Model
{
    public function isOwner(User $user)
    {
        return $this->user_id == $user->id;
    }
}

php
php artisan make:policy PostPolicy --model=Post

php
use App\Models\Post;
use App\Models\User;
use Illuminate\Auth\Access\HandlesAuthorization;
class PostPolicy
{
    use HandlesAuthorization;
    public function update(User $user, Post $post)
    {
        return $post->isOwner($user) || $user->hasRole('forum_owner');
    }
}

php
use App\Models\Post;
class PostController extends Controller
{
    public function edit(Post $post)
    {
        $this->authorize('update', $post);
        // 允许用户编辑帖子的逻辑代码
    }
}