qasystem/app/Models/Role.php

<?php
/**
 * Created by PhpStorm.
 * User: sdf_sky
 * Date: 16/6/20
 * Time: 下午6:14
 */

namespace App\Models;


use Illuminate\Database\Eloquent\Model;

class Role extends Model
{
    protected $table = 'roles';
    protected $fillable = ['id', 'name','description','sort','slug'];

    public function permissions()
    {
        return $this->belongsToMany('App\Models\Permission');
    }

    /**
     * Determine if the role has the given permission.
     *
     * @param  mixed $permission
     * @return boolean
     */
    public function inRole($permission)
    {
        if (is_string($permission)) {
            return $this->permissions->contains('name', $permission);
        }
        return !! $permission->intersect($this->permissions)->count();
    }

    /**
     * @param $permission
     * @return bool
     */
    public function attachPermission($permission)
    {
        return (!$this->permissions()->get()->contains($permission)) ? $this->permissions()->attach($permission) : true;
    }

    /**
     * @param $permission
     * @return mixed
     */
    public function detachPermission($permission)
    {
        return $this->permissions()->detach($permission);
    }

    /**
     * Detach all permissions.
     *
     * @return int
     */
    public function detachAllPermissions()
    {
        return $this->permissions()->detach();
    }


}