githaven-fork/routers/user/social.go
2014-04-13 01:57:42 -04:00

322 lines
8.4 KiB
Go

// Copyright 2014 The Gogs Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package user
import (
"encoding/json"
"fmt"
"net/http"
"net/url"
"strconv"
"strings"
"code.google.com/p/goauth2/oauth"
"github.com/go-martini/martini"
"github.com/gogits/gogs/models"
"github.com/gogits/gogs/modules/base"
"github.com/gogits/gogs/modules/log"
"github.com/gogits/gogs/modules/middleware"
)
type BasicUserInfo struct {
Identity string
Name string
Email string
}
type SocialConnector interface {
Type() int
SetRedirectUrl(string)
UserInfo(*oauth.Token, *url.URL) (*BasicUserInfo, error)
AuthCodeURL(string) string
Exchange(string) (*oauth.Token, error)
}
func extractPath(next string) string {
n, err := url.Parse(next)
if err != nil {
return "/"
}
return n.Path
}
var (
SocialBaseUrl = "/user/login"
SocialMap = make(map[string]SocialConnector)
)
// github && google && ...
func SocialSignIn(params martini.Params, ctx *middleware.Context) {
if base.OauthService == nil || !base.OauthService.GitHub.Enabled {
ctx.Handle(404, "social login not enabled", nil)
return
}
next := extractPath(ctx.Query("next"))
name := params["name"]
connect, ok := SocialMap[name]
if !ok {
ctx.Handle(404, "social login", nil)
return
}
code := ctx.Query("code")
if code == "" {
// redirect to social login page
connect.SetRedirectUrl(strings.TrimSuffix(base.AppUrl, "/") + ctx.Req.URL.Host + ctx.Req.URL.Path)
ctx.Redirect(connect.AuthCodeURL(next))
return
}
// handle call back
tk, err := connect.Exchange(code) // exchange for token
if err != nil {
log.Error("oauth2 handle callback error: %v", err)
ctx.Handle(500, "exchange code error", nil)
return
}
next = extractPath(ctx.Query("state"))
log.Trace("success get token")
ui, err := connect.UserInfo(tk, ctx.Req.URL)
if err != nil {
ctx.Handle(500, fmt.Sprintf("get infomation from %s error: %v", name, err), nil)
log.Error("social connect error: %s", err)
return
}
log.Info("social login: %s", ui)
oa, err := models.GetOauth2(ui.Identity)
switch err {
case nil:
ctx.Session.Set("userId", oa.User.Id)
ctx.Session.Set("userName", oa.User.Name)
case models.ErrOauth2RecordNotExists:
oa = &models.Oauth2{}
raw, _ := json.Marshal(tk) // json encode
oa.Token = string(raw)
oa.Uid = -1
oa.Type = connect.Type()
oa.Identity = ui.Identity
log.Trace("oa: %v", oa)
if err = models.AddOauth2(oa); err != nil {
log.Error("add oauth2 %v", err) // 501
return
}
case models.ErrOauth2NotAssociatedWithUser:
next = "/user/sign_up"
default:
log.Error("other error: %v", err)
ctx.Handle(500, err.Error(), nil)
return
}
ctx.Session.Set("socialId", oa.Id)
ctx.Session.Set("socialName", ui.Name)
ctx.Session.Set("socialEmail", ui.Email)
log.Trace("socialId: %v", oa.Id)
ctx.Redirect(next)
}
// ________.__ __ ___ ___ ___.
// / _____/|__|/ |_ / | \ __ _\_ |__
// / \ ___| \ __\/ ~ \ | \ __ \
// \ \_\ \ || | \ Y / | / \_\ \
// \______ /__||__| \___|_ /|____/|___ /
// \/ \/ \/
type SocialGithub struct {
Token *oauth.Token
*oauth.Transport
}
func (s *SocialGithub) Type() int {
return models.OT_GITHUB
}
func init() {
github := &SocialGithub{}
name := "github"
config := &oauth.Config{
ClientId: "09383403ff2dc16daaa1", //base.OauthService.GitHub.ClientId, // FIXME: panic when set
ClientSecret: "0e4aa0c3630df396cdcea01a9d45cacf79925fea", //base.OauthService.GitHub.ClientSecret,
RedirectURL: strings.TrimSuffix(base.AppUrl, "/") + "/user/login/" + name, //ctx.Req.URL.RequestURI(),
Scope: "https://api.github.com/user",
AuthURL: "https://github.com/login/oauth/authorize",
TokenURL: "https://github.com/login/oauth/access_token",
}
github.Transport = &oauth.Transport{
Config: config,
Transport: http.DefaultTransport,
}
SocialMap[name] = github
}
func (s *SocialGithub) SetRedirectUrl(url string) {
s.Transport.Config.RedirectURL = url
}
func (s *SocialGithub) UserInfo(token *oauth.Token, _ *url.URL) (*BasicUserInfo, error) {
transport := &oauth.Transport{
Token: token,
}
var data struct {
Id int `json:"id"`
Name string `json:"login"`
Email string `json:"email"`
}
var err error
r, err := transport.Client().Get(s.Transport.Scope)
if err != nil {
return nil, err
}
defer r.Body.Close()
if err = json.NewDecoder(r.Body).Decode(&data); err != nil {
return nil, err
}
return &BasicUserInfo{
Identity: strconv.Itoa(data.Id),
Name: data.Name,
Email: data.Email,
}, nil
}
// ________ .__
// / _____/ ____ ____ ____ | | ____
// / \ ___ / _ \ / _ \ / ___\| | _/ __ \
// \ \_\ ( <_> | <_> ) /_/ > |_\ ___/
// \______ /\____/ \____/\___ /|____/\___ >
// \/ /_____/ \/
type SocialGoogle struct {
Token *oauth.Token
*oauth.Transport
}
func (s *SocialGoogle) Type() int {
return models.OT_GOOGLE
}
func init() {
google := &SocialGoogle{}
name := "google"
// get client id and secret from
// https://console.developers.google.com/project
config := &oauth.Config{
ClientId: "849753812404-mpd7ilvlb8c7213qn6bre6p6djjskti9.apps.googleusercontent.com", //base.OauthService.GitHub.ClientId, // FIXME: panic when set
ClientSecret: "VukKc4MwaJUSmiyv3D7ANVCa", //base.OauthService.GitHub.ClientSecret,
Scope: "https://www.googleapis.com/auth/userinfo.email https://www.googleapis.com/auth/userinfo.profile",
AuthURL: "https://accounts.google.com/o/oauth2/auth",
TokenURL: "https://accounts.google.com/o/oauth2/token",
}
google.Transport = &oauth.Transport{
Config: config,
Transport: http.DefaultTransport,
}
SocialMap[name] = google
}
func (s *SocialGoogle) SetRedirectUrl(url string) {
s.Transport.Config.RedirectURL = url
}
func (s *SocialGoogle) UserInfo(token *oauth.Token, _ *url.URL) (*BasicUserInfo, error) {
transport := &oauth.Transport{Token: token}
var data struct {
Id string `json:"id"`
Name string `json:"name"`
Email string `json:"email"`
}
var err error
reqUrl := "https://www.googleapis.com/oauth2/v1/userinfo"
r, err := transport.Client().Get(reqUrl)
if err != nil {
return nil, err
}
defer r.Body.Close()
if err = json.NewDecoder(r.Body).Decode(&data); err != nil {
return nil, err
}
return &BasicUserInfo{
Identity: data.Id,
Name: data.Name,
Email: data.Email,
}, nil
}
// ________ ________
// \_____ \ \_____ \
// / / \ \ / / \ \
// / \_/. \/ \_/. \
// \_____\ \_/\_____\ \_/
// \__> \__>
type SocialQQ struct {
Token *oauth.Token
*oauth.Transport
reqUrl string
}
func (s *SocialQQ) Type() int {
return models.OT_QQ
}
func init() {
qq := &SocialQQ{}
name := "qq"
config := &oauth.Config{
ClientId: "801497180", //base.OauthService.GitHub.ClientId, // FIXME: panic when set
ClientSecret: "16cd53b8ad2e16a36fc2c8f87d9388f2", //base.OauthService.GitHub.ClientSecret,
Scope: "all",
AuthURL: "https://open.t.qq.com/cgi-bin/oauth2/authorize",
TokenURL: "https://open.t.qq.com/cgi-bin/oauth2/access_token",
}
qq.reqUrl = "https://open.t.qq.com/api/user/info"
qq.Transport = &oauth.Transport{
Config: config,
Transport: http.DefaultTransport,
}
SocialMap[name] = qq
}
func (s *SocialQQ) SetRedirectUrl(url string) {
s.Transport.Config.RedirectURL = url
}
func (s *SocialQQ) UserInfo(token *oauth.Token, URL *url.URL) (*BasicUserInfo, error) {
var data struct {
Data struct {
Id string `json:"openid"`
Name string `json:"name"`
Email string `json:"email"`
} `json:"data"`
}
var err error
// https://open.t.qq.com/api/user/info?
//oauth_consumer_key=APP_KEY&
//access_token=ACCESSTOKEN&openid=openid
//clientip=CLIENTIP&oauth_version=2.a
//scope=all
var urls = url.Values{
"oauth_consumer_key": {s.Transport.Config.ClientId},
"access_token": {token.AccessToken},
"openid": URL.Query()["openid"],
"oauth_version": {"2.a"},
"scope": {"all"},
}
r, err := http.Get(s.reqUrl + "?" + urls.Encode())
if err != nil {
return nil, err
}
defer r.Body.Close()
if err = json.NewDecoder(r.Body).Decode(&data); err != nil {
return nil, err
}
return &BasicUserInfo{
Identity: data.Data.Id,
Name: data.Data.Name,
Email: data.Data.Email,
}, nil
}