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userRole.go
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/
userRole.go
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/*
Nging is a toolbox for webmasters
Copyright (C) 2018-present Wenhui Shen <swh@admpub.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package model
import (
"strings"
"github.com/webx-top/db"
"github.com/webx-top/echo"
"github.com/admpub/nging/application/dbschema"
"github.com/admpub/nging/application/library/perm"
"github.com/admpub/nging/application/model/base"
"github.com/admpub/nging/application/registry/navigate"
)
func NewUserRole(ctx echo.Context) *UserRole {
return &UserRole{
NgingUserRole: &dbschema.NgingUserRole{},
Base: base.New(ctx),
}
}
type UserRole struct {
*dbschema.NgingUserRole
*base.Base
permActions *perm.Map
permCmds *perm.Map
}
func (u *UserRole) Exists(name string) (bool, error) {
return u.NgingUserRole.Exists(nil, db.Cond{`name`: name})
}
func (u *UserRole) ListByUser(user *dbschema.NgingUser) (roleList []*dbschema.NgingUserRole) {
if len(user.RoleIds) > 0 {
u.ListByOffset(nil, nil, 0, -1, db.And(
db.Cond{`disabled`: `N`},
db.Cond{`id`: db.In(strings.Split(user.RoleIds, `,`))},
))
}
roleList = u.Objects()
return
}
func (u *UserRole) CheckPerm2(roleList []*dbschema.NgingUserRole, perm string) (hasPerm bool) {
perm = strings.TrimPrefix(perm, `/`)
for _, role := range roleList {
r := NewUserRole(nil)
r.NgingUserRole = role
if r.CheckPerm(perm) {
hasPerm = true
break
}
}
return
}
func (u *UserRole) Exists2(name string, excludeID uint) (bool, error) {
return u.NgingUserRole.Exists(nil, db.And(
db.Cond{`name`: name},
db.Cond{`id`: db.NotEq(excludeID)},
))
}
func (u *UserRole) CleanPermAction(values []string) *UserRole {
u.PermAction = perm.BuildPermActions(values)
return u
}
func (u *UserRole) CheckPerm(permPath string) bool {
if len(u.PermAction) == 0 {
return false
}
if u.PermAction == `*` {
return true
}
if u.permActions == nil {
navTree := perm.NavTreeCached()
u.permActions = perm.NewMap()
u.permActions.Parse(u.PermAction, navTree)
}
return u.permActions.Check(permPath)
}
func (u *UserRole) CheckCmdPerm2(roleList []*dbschema.NgingUserRole, perm string) (hasPerm bool) {
for _, role := range roleList {
r := NewUserRole(nil)
r.NgingUserRole = role
if r.CheckCmdPerm(perm) {
hasPerm = true
break
}
}
return
}
func (u *UserRole) CheckCmdPerm(permPath string) bool {
if len(u.PermCmd) == 0 {
return false
}
if u.PermCmd == `*` {
return true
}
if u.permCmds == nil {
u.permCmds = perm.NewMap()
perms := strings.Split(u.PermCmd, `,`)
for _, _perm := range perms {
arr := strings.Split(_perm, `/`)
result := u.permCmds.V
for _, a := range arr {
if _, y := result[a]; !y {
result[a] = perm.NewMap()
}
result = result[a].V
}
}
}
arr := strings.Split(permPath, `/`)
result := u.permCmds.V
for _, a := range arr {
v, y := result[a]
if !y {
return false
}
result = v.V
}
return true
}
//FilterNavigate 过滤导航菜单,只显示有权限的菜单
func (u *UserRole) FilterNavigate(roleList []*dbschema.NgingUserRole, navList *navigate.List) navigate.List {
var result navigate.List
if navList == nil {
return result
}
for _, nav := range *navList {
if !nav.Unlimited && !u.CheckPerm2(roleList, nav.Action) {
continue
}
navCopy := *nav
navCopy.Children = &navigate.List{}
for _, child := range *nav.Children {
var perm string
if len(child.Action) > 0 {
perm = nav.Action + `/` + child.Action
} else {
perm = nav.Action
}
if !nav.Unlimited && !u.CheckPerm2(roleList, perm) {
continue
}
*navCopy.Children = append(*navCopy.Children, child)
}
result = append(result, &navCopy)
}
return result
}