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GRABC

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GRABC 是一个beego权限管理插件,插件分为路由、权限、角色。将路由分配给权限,权限授给角色,角色授给用户~~ GRABC 目前依赖的前端是adminlte和boostrap 更详细的文档见:grabc.liguosong.com 示例地址:http://grabc.demo.liguosong.com/site/login

安装

go get github.com/codyi/grabc

配置

第一步:在你项目中的数据库中导入rabc.sql,生成对应数据表

第二步:在项目中引入grabc库(可以在项目中的main.go或router.go中引入)

import "github.com/codyi/grabc"

引入之后,在引入的router.go或main.go中添加如下配置

func init() {
	var c []beego.ControllerInterface
	c = append(c, &controllers.SiteController{}, &controllers.UserController{})
	beego.Router("/", &controllers.SiteController{})
	for _, v := range c {
		//将路由注册到beego
		beego.AutoRouter(v)
		//将路由注册到grabc
		grabc.RegisterController(v)
	}
	//注册用户系统模型到grabc
	grabc.RegisterUserModel(&models.User{})
	//增加忽律权限检查的页面
	grabc.AppendIgnoreRoute("site", "login")

	//设置grabc页面视图路径
	//如果使用默认的,不要设置或置空
	//如果需要对grabc插件进行二次开发,则需要设置这个目录,否则不需要管
	//注意:设置grabc的模板必须在beego.Run()之前设置,如果视图目录在当前项目中,可以使用相对目录,否则需要绝对路径
	// grabc.SetViewPath("views")
	//设置grabc的layout
	grabc.SetLayout("layout/main.html", "views")

	//注册获取当前登录用户ID的函数
	grabc.RegisterUserIdFunc(func(c *beego.Controller) int {
		sessionUId := c.GetSession("login_user_id")

		if sessionUId != nil {
			user := models.User{}
			user.FindById(sessionUId.(int))
			return user.Id
		}

		return 0
	})
}

添加好上面的配置之后,剩下就是在controller中增加权限判了,个人建议做一个BaseController,然后每个controller都继承这个base,然后在BaseController中的Prepare方法中增加grabc的权限检查~~

//注册当前请求的beego.Controller
grabc.SetBeegoController(&this.Controller)
//检查权限
if !grabc.CheckAccess(this.controllerName, this.actionName) {
	this.redirect(this.URLFor("SiteController.NoPermission"))
}

到此grabc的功能都加完了,是不是很简单~~~

注意:增加完权限判断之后,会发现很多页面都不能访问了,那么就在忽律权限中增加如下配置

grabc.AppendIgnoreRoute("\*", "\*")

以上配置将会忽律所有的权限检查,这时候需要去/route/index中增加路由,然后添加权限,角色和用户分配,都配置好之后,就可以将grabc.AppendIgnoreRoute("*", "*")代码删掉,然后重启项目~~权限起作用了

接口说明

IUserModel接口

//用于定义用户model
type IUserModel interface {
	//用户列表返回可用用户的id和姓名
	//参数:pageIndex 分页的页数
	//参数:pageCount 每页显示的用户数量
	//返回值:userList [用户ID]用户姓名,用户列表展示
	//返回值:totalNum 全部的用户数目,用于计算分页的数量
	//返回值:err
	UserList(pageIndex, pageCount int) (userList map[int]string, totalNum int, err error)
	//根据用户ID获取用户姓名
	FindNameById(id int) string 
}

注意

grabc对注册的控制器会进行反射,然后获取每个controller的名称和controller内的公共方法,由于每个controller都继承了beego.Controller,在获取controller下的方法名称时,会将beego.Controller继承的方法也会获取到,所以目前还不能区分出方法名到底是beego和用户自己定义的,所以grabc将beego继承的方法都进行了忽律,如果在route扫描中,没有找到自定义的方法,可以在controller中增加如下方法,进行方法返回~~

func (this *SiteController) RABCMethods() []string {
	return []string{"Get", "Post"}
}

grabc的详细例子:github.com/codyi/grabc_example

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差评

差评,没有PHP版本的,差评!!!!

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