From 7e585cb5fb0277b19af195e86887b35eb56406d2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=AE=B8=E5=98=89?= <2311226899@qq.com>
Date: Mon, 17 Aug 2020 14:49:12 +0800
Subject: [PATCH] =?UTF-8?q?=E8=AE=B8=E5=98=89?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 "\350\256\270\345\230\211/.gitignore"    |  5 ++
 "\350\256\270\345\230\211/permission.js" | 93 ++++++++++++++++++++++++
 2 files changed, 98 insertions(+)
 create mode 100644 "\350\256\270\345\230\211/.gitignore"
 create mode 100644 "\350\256\270\345\230\211/permission.js"

diff --git "a/\350\256\270\345\230\211/.gitignore" "b/\350\256\270\345\230\211/.gitignore"
new file mode 100644
index 0000000..0511e2b
--- /dev/null
+++ "b/\350\256\270\345\230\211/.gitignore"
@@ -0,0 +1,5 @@
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
diff --git "a/\350\256\270\345\230\211/permission.js" "b/\350\256\270\345\230\211/permission.js"
new file mode 100644
index 0000000..ecdb8a6
--- /dev/null
+++ "b/\350\256\270\345\230\211/permission.js"
@@ -0,0 +1,93 @@
+import router from './router'
+import store from './store'
+//import { Message } from 'element-ui'
+import NProgress from 'nprogress' // progress bar
+import 'nprogress/nprogress.css' // progress bar style
+import { getToken } from '@/utils/auth' // get token from cookie
+import getPageTitle from '@/utils/get-page-title'
+import { canTurnTo } from '@/utils/access'
+
+
+NProgress.configure({ showSpinner: false }) // NProgress Configuration
+
+//const whiteList = ['/login'] // no redirect whitelist
+
+const turnTo = (to, access, next) => {
+  var can = canTurnTo(to.name, access, router.options.routes)
+  if (can) next()//权限，可访问
+  else next({ replace: true, name: 'error_401' })//无权限，重定向到401页面
+}
+
+router.beforeEach(async (to, from, next) => {
+  // start progress bar
+  NProgress.start()
+
+  // set page title 设置页面标题
+  document.title = getPageTitle(to.meta.title)
+
+  // determine whether the user has logged in
+  //判断用户是否登录，登录了是否用户信息，用户名信息是否权限问跳转的路由
+  const hasToken = getToken()//var hasLogin = 获取 token()
+
+  if (hasToken) {
+    if (to.path === '/login') {
+      cz
+      // if is logged in, redirect to the home page 登录后。试图重新跳转到应用首页
+      next({ path: '/' })
+      NProgress.done()
+    } else {
+      var userIfo = store.state.user.name
+      if (userIfo) {
+        turnTo(to, store.state.user.name, next)
+      } else {
+        console.log('登录成功，已经有token,但是还没有用户信息，准备用户名信息')
+        store.dispatch('user/getInfo').then(user => {
+          //拉取用户信息。通过用户权限和跳转的页面的nmae来判断是否权限访问
+          //acces必须是一个数组，如：['super_adimn']['super_admin',''admin]
+          turnTo(to, user.access, next)
+          console.log(user.access)
+        }).catch(() => {
+          //获取用户信息失败，重置token
+          store.dispatch('user')
+          next('/')
+        })
+      }
+    }
+  } else {
+    //没有登录(因为没有token)
+    if (to.path === '/login') {
+      next()
+    } else {
+      next('/login')
+      NProgress.done()
+    }
+  }
+})
+
+router.afterEach(() => {
+  // finish progress bar
+  NProgress.done()
+})
+
+//判断用户是否登录
+
+var isLogin = 获取token()
+
+if(isLogin){
+  var hasUserInfo=获取用户信息()
+  if(hasUserInfo){
+    redirectTo(to,用户权限数组,next)//用户权限数组
+  }else{
+    去获取用户信息().then((res) =>{ 
+      redirectTo(to,res.权限数组,next)//权限数组
+    }).catch((res)=>{
+      console.log(res)//输出
+    })
+  }
+}else{
+  next({path:'/long'})
+}
+
+// 用户信息 获取用户信息 (token){
+//   返回用户信息
+// }
\ No newline at end of file
-- 
Gitee