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// 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"
"strconv"
"code.google.com/p/goauth2/oauth"
"github.com/gogits/gogs/models"
"github.com/gogits/gogs/modules/log"
"github.com/gogits/gogs/modules/middleware"
"github.com/gogits/gogs/modules/oauth2"
)
type SocialConnector interface {
Identity() string
Type() int
Name() string
Email() string
Token() string
}
type SocialGithub struct {
data struct {
Id int `json:"id"`
Name string `json:"login"`
Email string `json:"email"`
}
WebToken *oauth.Token
}
func (s *SocialGithub) Identity() string {
return strconv.Itoa(s.data.Id)
}
func (s *SocialGithub) Type() int {
return models.OT_GITHUB
}
func (s *SocialGithub) Name() string {
return s.data.Name
}
func (s *SocialGithub) Email() string {
return s.data.Email
}
func (s *SocialGithub) Token() string {
data, _ := json.Marshal(s.WebToken)
return string(data)
}
// Github API refer: https://developer.github.com/v3/users/
func (s *SocialGithub) Update() error {
scope := "https://api.github.com/user"
transport := &oauth.Transport{
Token: s.WebToken,
}
log.Debug("update github info")
r, err := transport.Client().Get(scope)
if err != nil {
return err
}
defer r.Body.Close()
return json.NewDecoder(r.Body).Decode(&s.data)
}
// github && google && ...
func SocialSignIn(ctx *middleware.Context, tokens oauth2.Tokens) {
gh := &SocialGithub{
WebToken: &oauth.Token{
AccessToken: tokens.Access(),
RefreshToken: tokens.Refresh(),
Expiry: tokens.ExpiryTime(),
Extra: tokens.ExtraData(),
},
}
if len(tokens.Access()) == 0 {
log.Error("empty access")
return
}
var err error
if err = gh.Update(); err != nil {
// FIXME: handle error page
log.Error("connect with github error: %s", err)
return
}
var soc SocialConnector = gh
log.Info("login: %s", soc.Name())
oa, err := models.GetOauth2(soc.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{}
oa.Uid = 0
oa.Type = soc.Type()
oa.Token = soc.Token()
oa.Identity = soc.Identity()
log.Info("oa: %v", oa)
if err = models.AddOauth2(oa); err != nil {
log.Error("add oauth2 %v", err)
return
}
case models.ErrOauth2NotAssociatedWithUser:
// pass
default:
log.Error(err.Error()) // FIXME: handle error page
return
}
ctx.Session.Set("socialId", oa.Id)
log.Info("socialId: %v", oa.Id)
ctx.Redirect("/")
}
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