# # -*- coding: utf-8 -*-
# from __future__ import unicode_literals

# import os
# import warnings
# from django.conf import settings
# from django.core.files.storage import FileSystemStorage
# from django.utils._os import safe_join



# ORIGINAL_FILE_PREFIX = 'original'
# CACHED_VARIANT_PREFIX = 'cache'
# MANUAL_VARIANT_PREFIX = 'manual'


# # TODO ? @deconstructible
# class ProtectedMediaAssetStorage(FileSystemStorage):
#     """
#     Alllows uploads to /original/-subdirectories, but never provides URLs
#     to those files, instead raising an error.
#     """

#     ORIGINAL_FILE_PREFIX = ORIGINAL_FILE_PREFIX
#     FILENAME_MAX_LENGTH = FILENAME_MAX_LENGTH

#     def __init__(self, location=None, base_url=None, **kwargs):
#         if location is None:
#             location = getattr(settings, 'PROTECTED_MEDIA_ROOT', settings.PROTECTED_MEDIA_ROOT)
#         super(ProtectedMediaAssetStorage, self).__init__(location=location, base_url=None, **kwargs)

#     def delete(self, name):
#         super(ProtectedMediaAssetStorage, self).delete(name)
#         # FIXME Delete all cached files, too
#         warnings.warn("Cached files for asset \"%s\" are not deleted." % name)

#     def path(self, name):
#         """
#         `name` must already contain the whole asset filesystem path.
#         """
#         return safe_join(self.location, ORIGINAL_FILE_PREFIX, name)

#     def size(self, name):
#         return os.path.getsize(self.path(name))

#     # def url(self, name):
#     #     print "storage.url"
#     #     # Returns the URL for fetching the original file
#     #     raise ValueError("This file storage is not accessible via a URL.")