func startUploader(wf *web.WebFace) {
wf.RedirectHandler = func(rw http.ResponseWriter, req *http.Request) {
fmt.Fprintf(rw, "Starting Server on %s", *addr)
}
// Login
log.Println("Login")
Tok, cErr := google.Login(wf, google.GetClientScope())
if cErr != nil {
log.Fatalln("Login Error:", cErr)
}
iTok, iErr := google.GetIdentity(Tok)
if iErr != nil {
log.Fatalln("Identity Error:", iErr)
}
fmt.Println(iTok)
b := new(bytes.Buffer)
google.EncodeToken(Tok, b)
wf.RedirectHandler = nil
// Now Scan and upload
// google.InsertFile("Camera B", "", "", "image/webp", respB.Body)
}
func tokenFromWeb(ctx context.Context, config *oauth2.Config, wf *web.WebFace) *oauth2.Token {
ch := make(chan string)
randState := fmt.Sprintf("st%d", time.Now().UnixNano())
config.RedirectURL = "http://" + wf.Addr + "/login"
{ // Auto
authURL := config.AuthCodeURL(randState)
wf.RedirectHandler = func(rw http.ResponseWriter, req *http.Request) {
if req.URL.Path == "/favicon.ico" {
http.Error(rw, "", 404)
return
}
if !strings.HasPrefix(req.URL.Path, "/login") {
log.Println("Redirect ", req.URL.Path, strings.HasPrefix(req.URL.Path, "/login"))
http.Redirect(rw, req, authURL, 302)
return
}
if req.FormValue("state") != randState {
log.Printf("State doesn't match: req = %#v", req)
http.Error(rw, "", 500)
return
}
if code := req.FormValue("code"); code != "" {
wf.RedirectHandler = nil
http.Redirect(rw, req, "http://"+wf.Addr+"/", 302)
ch <- code
return
}
}
log.Println("Awaiting Authorize Token")
}
code := <-ch
log.Printf("Got code: %s", code)
token, err := config.Exchange(ctx, code)
if err != nil {
log.Fatalf("Token exchange error: %v", err)
}
return token
}