func githubOauthHandler(w http.ResponseWriter, r *http.Request) {
if r.Method == "GET" {
Clientid := global.OAuthClientID
clientsecret := global.OAuthClientSecret
getvalues := r.URL.Query()
code := getvalues.Get("code")
errstr := getvalues.Get("error")
if len(errstr) > 0 {
log.Println("OAuth error: " + errstr)
http.Redirect(w, r, pages.FRONTPAGE, 307)
return
}
postdata := []byte("client_id=" + Clientid + "&client_secret=" + clientsecret + "&code=" + code)
requrl := "https://github.com/login/oauth/access_token"
req, err := http.NewRequest("POST", requrl, bytes.NewBuffer(postdata))
if err != nil {
log.Println("Echange error with github: ", err)
http.Redirect(w, r, pages.FRONTPAGE, 307)
return
}
req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
client := &http.Client{}
resp, err := client.Do(req)
if err != nil {
log.Println("Echange error with github: ", err)
http.Redirect(w, r, pages.FRONTPAGE, 307)
return
}
data, err := ioutil.ReadAll(resp.Body)
if err != nil {
log.Println("Read error: ", err)
http.Redirect(w, r, pages.FRONTPAGE, 307)
return
}
q, err := url.ParseQuery(string(data))
if err != nil {
log.Println("Data error from github: ", err)
http.Redirect(w, r, pages.FRONTPAGE, 307)
return
}
accessToken := q.Get("access_token")
errstr = q.Get("error")
approved := false
if len(errstr) > 0 {
log.Println("Access token error: " + errstr)
http.Redirect(w, r, pages.FRONTPAGE, 307)
return
}
approved = true
scope := q.Get("scope")
if scope != "" {
m, err := git.NewMember(accessToken, false)
if err != nil {
log.Println("Could not open Member object:", err)
http.Redirect(w, r, pages.FRONTPAGE, 307)
return
}
m.Scope = scope
err = m.Save()
if err != nil {
m.Unlock()
}
}
sessions.SetSessions(w, r, sessions.AuthSession, sessions.ApprovedSessionKey, approved)
sessions.SetSessionsAndRedirect(w, r, sessions.AuthSession, sessions.AccessTokenSessionKey, accessToken, pages.HOMEPAGE)
} else {
http.Redirect(w, r, pages.FRONTPAGE, 400)
}
}
// RemoveApprovalHandler is a http handler which will revoke the login
// approval in the session of the user and then redirect to the front page.
func RemoveApprovalHandler(w http.ResponseWriter, r *http.Request) {
sessions.SetSessions(w, r, sessions.AuthSession, sessions.ApprovedSessionKey, false)
sessions.SetSessionsAndRedirect(w, r, sessions.AuthSession, sessions.AccessTokenSessionKey, "", "/")
}