Add media_tags and a new filter for photo alignment normalization

diff --git a/app/organization/media/templatetags/media_tags.py b/app/organization/media/templatetags/media_tags.py
new file mode 100644 (file)
index 0000000..476aa1b
--- /dev/null
+++ b/app/organization/media/templatetags/media_tags.py
@@ -0,0 +1,12 @@
+# -*- coding: utf-8 -*-
+from mezzanine.template import Library
+
+register = Library()
+
+@register.filter
+def get_photo_alignment(value):
+    if value == 'left':
+        return 0
+    elif value == 'center':
+        return 0.5
+    return 1