吉鹏 / gulu-admin

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src/permission.js 2.32 KB
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80a28914e   吉鹏   init 
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  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'
  
  NProgress.configure({ showSpinner: false }) // NProgress Configuration
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  const whiteList = ['/login', '/auth-redirect'] // no redirect whitelist
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  router.beforeEach(async(to, from, next) => {
    // start progress bar
    NProgress.start()
  
    // set page title
    document.title = getPageTitle(to.meta.title)
  
    // determine whether the user has logged in
    const hasToken = getToken()
  
    if (hasToken) {
      if (to.path === '/login') {
        // if is logged in, redirect to the home page
        next({ path: '/' })
        NProgress.done()
      } else {
cf56a6c30   吉鹏   init role permission 
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        // determine whether the user has obtained his permission roles through getInfo
        const hasRoles = store.getters.roles && store.getters.roles.length > 0
        if (hasRoles) {
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          next()
        } else {
          try {
            // get user info
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            // note: roles must be a object array! such as: ['admin'] or ,['developer','editor']
            const { roles } = await store.dispatch('user/getInfo')
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            // generate accessible routes map based on roles
            const accessRoutes = await store.dispatch('permission/generateRoutes', roles)
  
            // dynamically add accessible routes
            router.addRoutes(accessRoutes)
  
            // hack method to ensure that addRoutes is complete
            // set the replace: true, so the navigation will not leave a history record
            next({ ...to, replace: true })









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          } catch (error) {
            // remove token and go to login page to re-login
            await store.dispatch('user/resetToken')
            Message.error(error || 'Has Error')
            next(`/login?redirect=${to.path}`)
            NProgress.done()
          }
        }
      }
    } else {
      /* has no token*/
  
      if (whiteList.indexOf(to.path) !== -1) {
        // in the free login whitelist, go directly
        next()
      } else {
        // other pages that do not have permission to access are redirected to the login page.
        next(`/login?redirect=${to.path}`)
        NProgress.done()
      }
    }
  })
  
  router.afterEach(() => {
    // finish progress bar
    NProgress.done()
  })