more api changes, preparing for Android app

[wolnelektury.git] / apps / catalogue / utils.py

diff --git a/apps/catalogue/utils.py b/apps/catalogue/utils.py
index 72b0973..7a405ba 100644 (file)
--- a/apps/catalogue/utils.py
+++ b/apps/catalogue/utils.py
@@ -1,4 +1,7 @@
 # -*- coding: utf-8 -*-
+# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+#
 import random
 import time
 from base64 import urlsafe_b64encode
@@ -16,7 +19,7 @@ MAX_SESSION_KEY = 18446744073709551616L     # 2 << 63
 
 
 def get_random_hash(seed):
-    sha_digest = sha_constructor('%s%s%s%s' % 
+    sha_digest = sha_constructor('%s%s%s%s' %
         (randrange(0, MAX_SESSION_KEY), time.time(), unicode(seed).encode('utf-8', 'replace'),
         settings.SECRET_KEY)).digest()
     return urlsafe_b64encode(sha_digest).replace('=', '').replace('_', '-').lower()
@@ -27,4 +30,3 @@ def split_tags(tags):
     for tag in tags:
         result.setdefault(tag.category, []).append(tag)
     return result
-