// For login authentication from picasa.
// TODO: Add error handling.
func AuthHandler(c http.ResponseWriter, r *http.Request) {
// Get the token supplied in the URL.
picasaLen := len("token=")
url, _ := url.QueryUnescape(r.URL.RawQuery)
token := url[picasaLen:]
log.Println(token, r.URL.RawQuery)
// Try to upgrade the token to a multi-use one. See
// http://code.google.com/apis/accounts/docs/AuthSub.html
req := picasa.NewRequest("https://www.google.com/accounts/accounts/AuthSubSessionToken", token, "GET")
resp, e := picasa.Send(req)
// Get the upgraded token value
body, e := ioutil.ReadAll(resp.Body)
if e != nil {
fmt.Println(e)
}
resp.Body.Close()
if len(body) <= picasaLen {
log.Println("Invalid or missing token! Response received was:", body)
template.Error500(c, r, nil)
}
upgradedToken := body[picasaLen:]
log.Println("Upgraded Token: ", string(upgradedToken))
// Finally, save the upgraded token in the server-side session.
u, _ := user.Get(r)
u.Set("picasa-authsub-token", string(upgradedToken))
http.Redirect(c, r, "/photos/upload", http.StatusFound)
}
func UploaderHandler(c http.ResponseWriter, r *http.Request) {
u, _ := user.Get(r)
token := u.Get("picasa-authsub-token")
fmt.Println("Host:", r.Host)
albums := GetAlbums()
data := new(UploaderData)
data.Albums = albums
data.PicasaAuthenticated = (token != "")
// TODO: Make photos use the new login system.
tmpl.Render(c, r, "Upload Photos", "uploader", data)
}
// Handles requests to upload to picasa in multipart/form-data format. Normally bound to /picasa/upload.
func UploadHandler(c http.ResponseWriter, r *http.Request) {
// Handles multipart/form-data requests
albumName, contentType, fileName, contentLength, fileReader, e := multipartUploadHandler(r)
if e != nil {
log.Println("Not multipart")
// Handle a normal POST request, likely from the html5 uploader.
albumName = r.Header.Get("X-Album-Name")
contentType = r.Header.Get("Content-Type")
fileName = r.Header.Get("Slug")
contentLength = r.Header.Get("Content-Length")
fileReader = r.Body
defer r.Body.Close()
}
//var s *session.Session
log.Println("Handling upload request at /picasa/upload.")
log.Println(r)
s, e := user.Get(r)
if e != nil {
fmt.Fprintln(c, "Invaid session. Please login.")
return
}
resp, e := uploadToPicasa(albumName, contentType, fileName, contentLength, s, fileReader)
if e != nil {
log.Println("Error uploading to picasa!", e)
fmt.Fprintln(c, "Error uploading to picasa:", e)
}
handleError(resp, c)
// For debugging.
resp.Write(os.Stdout)
return
//TODO: Add Multipart/Form-Data support.
}