gxd-vue-library/build/template/permission/permission_s.js

依赖与element Ui插件库，聚福宝福利PC端插件库

import asyncRoutes from '@/router/async';
import {constantRoutes} from '@/router';
import permissionRoles  from "@/constant/permissions";

/**
 * Use meta.role to determine if the current user has permission
 * @param roles
 * @param route
 */
function hasPermission(roles, route) {
  if (route.meta && route.meta.roles) {
    return roles.some(role => route.meta.roles.includes(role))
  } else {
    return true
  }
}

/**
 * Filter asynchronous routing tables by recursion
 * @param routes asyncRoutes
 * @param roles
 */
export function filterAsyncRoutes(routes, roles) {
  const res = []
  routes.forEach(route => {
    const tmp = { ...route }
    if (hasPermission(roles, tmp)) {
      if (tmp.children) {
        tmp.children = filterAsyncRoutes(tmp.children, roles)
      }
      res.push(tmp)
    }
  })

  return res
}

let has404 = false;

const state = {
  routes: [],
  addRoutes: []
}

const mutations = {
  SET_ROUTES: (state, routes) => {
    state.addRoutes = routes
    state.routes = constantRoutes.concat(routes)
  }
}

const actions = {
  generateRoutes({ commit }, roles) {
    return new Promise(resolve => {
      let accessedRoutes;

      //超级管理员
      if (roles.includes(permissionRoles.adminRoles) ||
        roles.includes(permissionRoles.devRoles)
      ) {
        accessedRoutes = asyncRoutes || []

      //部分权限
      } else {
        accessedRoutes = filterAsyncRoutes(asyncRoutes, roles)
      }

      //已经加入404页面
      if(!has404) {
        accessedRoutes.push({path: '*', redirect: '/404', hidden: true});
        has404 = true;
      }

      //保存权限值
      commit('SET_ROUTES', accessedRoutes);
      resolve(accessedRoutes)
    })
  }
}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}