feat: support LDAP (#160)

Signed-off-by: WindSpiritSR <simon343riley@gmail.com>

controllers/ldap.go

@@ -0,0 +1,209 @@
+// Copyright 2021 The casbin Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package controllers
+
+import (
+	"encoding/json"
+	"github.com/casdoor/casdoor/object"
+	"github.com/casdoor/casdoor/util"
+)
+
+type LdapServer struct {
+	Host   string `json:"host"`
+	Port   int    `json:"port"`
+	Admin  string `json:"admin"`
+	Passwd string `json:"passwd"`
+	BaseDn string `json:"baseDn"`
+}
+
+type LdapResp struct {
+	//Groups []LdapRespGroup `json:"groups"`
+	Users []object.LdapRespUser `json:"users"`
+}
+
+//type LdapRespGroup struct {
+//	GroupId   string
+//	GroupName string
+//}
+
+type LdapSyncResp struct {
+	Exist  []object.LdapRespUser `json:"exist"`
+	Failed []object.LdapRespUser `json:"failed"`
+}
+
+func (c *ApiController) GetLdapUser() {
+	ldapServer := LdapServer{}
+	err := json.Unmarshal(c.Ctx.Input.RequestBody, &ldapServer)
+	if err != nil || util.IsStrsEmpty(ldapServer.Host, ldapServer.Admin, ldapServer.Passwd, ldapServer.BaseDn) {
+		c.ResponseError("Missing parameter")
+		return
+	}
+
+	var resp LdapResp
+
+	conn, err := object.GetLdapConn(ldapServer.Host, ldapServer.Port, ldapServer.Admin, ldapServer.Passwd)
+	if err != nil {
+		c.Data["json"] = Response{Status: "error", Msg: err.Error()}
+		c.ServeJSON()
+		return
+	}
+
+	//groupsMap, err := conn.GetLdapGroups(ldapServer.BaseDn)
+	//if err != nil {
+	//	c.Data["json"] = Response{Status: "error", Msg: err.Error()}
+	//	c.ServeJSON()
+	//	return
+	//}
+
+	//for _, group := range groupsMap {
+	//	resp.Groups = append(resp.Groups, LdapRespGroup{
+	//		GroupId:   group.GidNumber,
+	//		GroupName: group.Cn,
+	//	})
+	//}
+
+	users, err := conn.GetLdapUsers(ldapServer.BaseDn)
+	if err != nil {
+		c.Data["json"] = Response{Status: "error", Msg: err.Error()}
+		c.ServeJSON()
+		return
+	}
+
+	for _, user := range users {
+		resp.Users = append(resp.Users, object.LdapRespUser{
+			UidNumber: user.UidNumber,
+			Uid:       user.Uid,
+			Cn:        user.Cn,
+			GroupId:   user.GidNumber,
+			//GroupName: groupsMap[user.GidNumber].Cn,
+			Uuid:    user.Uuid,
+			Email:   util.GetMaxLenStr(user.Mail, user.Email, user.EmailAddress),
+			Phone:   util.GetMaxLenStr(user.TelephoneNumber, user.Mobile, user.MobileTelephoneNumber),
+			Address: util.GetMaxLenStr(user.RegisteredAddress, user.PostalAddress),
+		})
+	}
+
+	c.Data["json"] = Response{Status: "ok", Data: resp}
+	c.ServeJSON()
+	return
+}
+
+func (c *ApiController) GetLdaps() {
+	owner := c.Input().Get("owner")
+
+	c.Data["json"] = Response{Status: "ok", Data: object.GetLdaps(owner)}
+	c.ServeJSON()
+}
+
+func (c *ApiController) GetLdap() {
+	id := c.Input().Get("id")
+
+	if util.IsStrsEmpty(id) {
+		c.ResponseError("Missing parameter")
+		return
+	}
+
+	c.Data["json"] = Response{Status: "ok", Data: object.GetLdap(id)}
+	c.ServeJSON()
+}
+
+func (c *ApiController) AddLdap() {
+	var ldap object.Ldap
+	err := json.Unmarshal(c.Ctx.Input.RequestBody, &ldap)
+	if err != nil {
+		c.ResponseError("Missing parameter")
+		return
+	}
+
+	if util.IsStrsEmpty(ldap.Owner, ldap.ServerName, ldap.Host, ldap.Admin, ldap.Passwd, ldap.BaseDn) {
+		c.ResponseError("Missing parameter")
+		return
+	}
+
+	if object.CheckLdapExist(&ldap) {
+		c.ResponseError("Ldap server exist")
+		return
+	}
+
+	affected := object.AddLdap(&ldap)
+	resp := wrapActionResponse(affected)
+	if affected {
+		resp.Data2 = ldap
+	}
+
+	c.Data["json"] = resp
+	c.ServeJSON()
+}
+
+func (c *ApiController) UpdateLdap() {
+	var ldap object.Ldap
+	err := json.Unmarshal(c.Ctx.Input.RequestBody, &ldap)
+	if err != nil || util.IsStrsEmpty(ldap.Owner, ldap.ServerName, ldap.Host, ldap.Admin, ldap.Passwd, ldap.BaseDn) {
+		c.ResponseError("Missing parameter")
+		return
+	}
+
+	affected := object.UpdateLdap(&ldap)
+	resp := wrapActionResponse(affected)
+	if affected {
+		resp.Data2 = ldap
+	}
+
+	c.Data["json"] = resp
+	c.ServeJSON()
+}
+
+func (c *ApiController) DeleteLdap() {
+	var ldap object.Ldap
+	err := json.Unmarshal(c.Ctx.Input.RequestBody, &ldap)
+	if err != nil {
+		panic(err)
+	}
+
+	c.Data["json"] = wrapActionResponse(object.DeleteLdap(&ldap))
+	c.ServeJSON()
+}
+
+func (c *ApiController) SyncLdapUsers() {
+	owner := c.Input().Get("owner")
+	ldapId := c.Input().Get("ldapId")
+	var users []object.LdapRespUser
+	err := json.Unmarshal(c.Ctx.Input.RequestBody, &users)
+	if err != nil {
+		panic(err)
+	}
+
+	object.UpdateLdapSyncTime(ldapId)
+
+	exist, failed := object.SyncLdapUsers(owner, users)
+	c.Data["json"] = &Response{Status: "ok", Data: &LdapSyncResp{
+		Exist:  *exist,
+		Failed: *failed,
+	}}
+	c.ServeJSON()
+}
+
+func (c *ApiController) CheckLdapUsersExist() {
+	owner := c.Input().Get("owner")
+	var uuids []string
+	err := json.Unmarshal(c.Ctx.Input.RequestBody, &uuids)
+	if err != nil {
+		panic(err)
+	}
+
+	exist := object.CheckLdapUuidExist(owner, uuids)
+	c.Data["json"] = &Response{Status: "ok", Data: exist}
+	c.ServeJSON()
+}