添加营销系统模块

src/permission.js

@@ -0,0 +1,83 @@
+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' // getToken from cookie
+
+NProgress.configure({ showSpinner: false })// NProgress Configuration
+
+// permission judge function
+function hasPermission(roles, permissionRoles) {
+  if (roles.indexOf('admin') >= 0) return true // admin permission passed directly
+  if (!permissionRoles) return true
+  return roles.some(role => permissionRoles.indexOf(role) >= 0)
+}
+function getRouter(data) {
+  const result = []
+  for (let i = 0; i < data.length; i++) {
+    const obj = {
+      'path': data[i].父路径,
+      'component': () => import(`@/views/layout/${data[i].父组件}`),
+      'children': [
+        {
+          'path': data[i].子路径,
+          'name': data[i].子名称,
+          'component': () => import(`@/views${data[i].子组件}`),
+          'meta': { 'title': data[i].标题, 'icon': data[i].图标 }
+        }
+      ]
+    }
+    result.push(obj)
+  }
+  return result
+}
+const whiteList = ['/login', '/auth-redirect']// no redirect whitelist
+
+router.beforeEach((to, from, next) => {
+  NProgress.start() // start progress bar
+  if (getToken()) { // determine if there has token
+    /* has token*/
+    if (to.path === '/login') {
+      next({ path: '/' })
+      NProgress.done() // if current page is dashboard will not trigger	afterEach hook, so manually handle it
+    } else {
+      if (store.getters.roles.length === 0) { // 判断当前用户是否已拉取完user_info信息
+        store.dispatch('GetInfo').then(res => { // 拉取user_info
+          const data = res.data
+          const asyncRouterMap = getRouter(data)
+          asyncRouterMap.push({ path: '*', redirect: '/404', hidden: true })
+          store.dispatch('GenerateRoutes', asyncRouterMap).then(() => { // 根据roles权限生成可访问的路由表
+            router.addRoutes(store.getters.addRouters) // 动态添加可访问路由表
+            next({ ...to, replace: true }) // hack方法 确保addRoutes已完成 ,set the replace: true so the navigation will not leave a history record
+          })
+        }).catch((err) => {
+          store.dispatch('FedLogOut').then(() => {
+            Message.error(err || 'Verification failed, please login again')
+            next({ path: '/' })
+          })
+        })
+      } else {
+        // 没有动态改变权限的需求可直接next() 删除下方权限判断 ↓
+        if (hasPermission(store.getters.roles, to.meta.roles)) {
+          next()
+        } else {
+          next({ path: '/401', replace: true, query: { noGoBack: true }})
+        }
+        // 可删 ↑
+      }
+    }
+  } else {
+    /* has no token*/
+    if (whiteList.indexOf(to.path) !== -1) { // 在免登录白名单，直接进入
+      next()
+    } else {
+      next(`/login?redirect=${to.path}`) // 否则全部重定向到登录页
+      NProgress.done() // if current page is login will not trigger afterEach hook, so manually handle it
+    }
+  }
+})
+
+router.afterEach(() => {
+  NProgress.done() // finish progress bar
+})