// add Image
func (this *FileService) AddImage(image info.File, albumId, userId string) bool {
image.CreatedTime = time.Now()
if albumId != "" {
image.AlbumId = bson.ObjectIdHex(albumId)
} else {
image.AlbumId = bson.ObjectIdHex(DEFAULT_ALBUM_ID)
image.IsDefaultAlbum = true
}
image.UserId = bson.ObjectIdHex(userId)
return db.Insert(db.Files, image)
}