1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
import { asyncRouterMap, constantRouterMap } from '@/router'
/**
* 通过meta.role判断是否与当前用户权限匹配
* @param roles
* @param route
*/
function hasPermission(roles, route) {
if (route.meta && route.meta.roles) {
return roles.some(role => route.meta.roles.indexOf(role) >= 0)
} else {
return true
}
}
/**
* 递归过滤异步路由表，返回符合用户角色权限的路由表
* @param asyncRouterMap
* @param roles
*/
function filterAsyncRouter(asyncRouterMap, roles) {
const accessedRouters = asyncRouterMap.filter(route => {
if (hasPermission(roles, route)) {
if (route.children && route.children.length) {
route.children = filterAsyncRouter(route.children, roles)
}
return true
}
return false
})
return accessedRouters
}
const permission = {
state: {
routers: constantRouterMap,
addRouters: []
},
mutations: {
SET_ROUTERS: (state, routers) => {
state.addRouters = routers
state.routers = constantRouterMap.concat(routers)
}
},
actions: {
GenerateRoutes({ commit }, data) {
return new Promise(resolve => {
const { roles } = data
let accessedRouters
if (roles.indexOf('admin') >= 0) {
accessedRouters = asyncRouterMap
} else {
accessedRouters = filterAsyncRouter(asyncRouterMap, roles)
}
commit('SET_ROUTERS', accessedRouters)
resolve()
})
}
}
}
export default permission