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infoflow_third_party.go
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infoflow_third_party.go
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// Copyright 2022 The Casdoor 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 idp
import (
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net/http"
"strings"
"time"
"golang.org/x/oauth2"
)
type InfoflowIdProvider struct {
Client *http.Client
Config *oauth2.Config
AgentId string
Ticket string
}
func NewInfoflowIdProvider(clientId string, clientSecret string, appId string, redirectUrl string) *InfoflowIdProvider {
idp := &InfoflowIdProvider{}
config := idp.getConfig(clientId, clientSecret, redirectUrl)
idp.Config = config
idp.AgentId = appId
return idp
}
func (idp *InfoflowIdProvider) SetHttpClient(client *http.Client) {
idp.Client = client
}
func (idp *InfoflowIdProvider) getConfig(clientId string, clientSecret string, redirectUrl string) *oauth2.Config {
config := &oauth2.Config{
ClientID: clientId,
ClientSecret: clientSecret,
RedirectURL: redirectUrl,
}
return config
}
type InfoflowToken struct {
Errcode int `json:"errcode"`
Errmsg string `json:"errmsg"`
AccessToken string `json:"suite_access_token"`
ExpiresIn int `json:"expires_in"`
}
// get more detail via: https://qy.baidu.com/doc/index.html#/third_serverapi/authority
func (idp *InfoflowIdProvider) GetToken(code string) (*oauth2.Token, error) {
pTokenParams := &struct {
SuiteId string `json:"suite_id"`
SuiteSecret string `json:"suite_secret"`
SuiteTicket string `json:"suite_ticket"`
}{idp.Config.ClientID, idp.Config.ClientSecret, idp.Ticket}
data, err := idp.postWithBody(pTokenParams, "https://api.im.baidu.com/api/service/get_suite_token")
pToken := &InfoflowToken{}
err = json.Unmarshal(data, pToken)
if err != nil {
return nil, err
}
if pToken.Errcode != 0 {
return nil, fmt.Errorf("pToken.Errcode = %d, pToken.Errmsg = %s", pToken.Errcode, pToken.Errmsg)
}
token := &oauth2.Token{
AccessToken: pToken.AccessToken,
Expiry: time.Unix(time.Now().Unix()+int64(pToken.ExpiresIn), 0),
}
raw := make(map[string]interface{})
raw["code"] = code
token = token.WithExtra(raw)
return token, nil
}
/*
{
"errcode": 0,
"errmsg": "ok",
"userid": "lili",
"name": "丽丽",
"department": [1],
"mobile": "13500088888",
"email": "lili4@gzdev.com",
"imid": 40000318,
"hiuname": "lili4",
"status": 1,
"extattr": {
"attrs": [
{
"name": "爱好",
"value": "旅游"
},
{
"name": "卡号",
"value": "1234567234"
}
]
},
"lm" : 14236463257
}
*/
type InfoflowUserResp struct {
Errcode int `json:"errcode"`
Errmsg string `json:"errmsg"`
UserId string `json:"UserId"`
}
type InfoflowUserInfo struct {
Errcode int `json:"errcode"`
Errmsg string `json:"errmsg"`
Imid string `json:"imid"`
Name string `json:"name"`
Email string `json:"email"`
}
// get more detail via: https://qy.baidu.com/doc/index.html#/third_serverapi/contacts?id=%e8%8e%b7%e5%8f%96%e6%88%90%e5%91%98
func (idp *InfoflowIdProvider) GetUserInfo(token *oauth2.Token) (*UserInfo, error) {
// Get userid first
accessToken := token.AccessToken
code := token.Extra("code").(string)
resp, err := idp.Client.Get(fmt.Sprintf("https://api.im.baidu.com/api/user/getuserinfo?access_token=%s&code=%s&agentid=%s", accessToken, code, idp.AgentId))
if err != nil {
return nil, err
}
data, err := ioutil.ReadAll(resp.Body)
if err != nil {
return nil, err
}
userResp := &InfoflowUserResp{}
err = json.Unmarshal(data, userResp)
if err != nil {
return nil, err
}
if userResp.Errcode != 0 {
return nil, fmt.Errorf("userIdResp.Errcode = %d, userIdResp.Errmsg = %s", userResp.Errcode, userResp.Errmsg)
}
// Use userid and accesstoken to get user information
resp, err = idp.Client.Get(fmt.Sprintf("https://api.im.baidu.com/api/user/get?access_token=%s&userid=%s", accessToken, userResp.UserId))
if err != nil {
return nil, err
}
data, err = ioutil.ReadAll(resp.Body)
if err != nil {
return nil, err
}
infoResp := &InfoflowUserInfo{}
err = json.Unmarshal(data, infoResp)
if err != nil {
return nil, err
}
if infoResp.Errcode != 0 {
return nil, fmt.Errorf("userInfoResp.errcode = %d, userInfoResp.errmsg = %s", infoResp.Errcode, infoResp.Errmsg)
}
userInfo := UserInfo{
Id: infoResp.Imid,
Username: infoResp.Name,
DisplayName: infoResp.Name,
Email: infoResp.Email,
}
if userInfo.Id == "" {
userInfo.Id = userInfo.Username
}
return &userInfo, nil
}
func (idp *InfoflowIdProvider) postWithBody(body interface{}, url string) ([]byte, error) {
bs, err := json.Marshal(body)
if err != nil {
return nil, err
}
r := strings.NewReader(string(bs))
resp, err := idp.Client.Post(url, "application/json;charset=UTF-8", r)
if err != nil {
return nil, err
}
data, err := ioutil.ReadAll(resp.Body)
if err != nil {
return nil, err
}
defer func(Body io.ReadCloser) {
err := Body.Close()
if err != nil {
return
}
}(resp.Body)
return data, nil
}