group blog posts by year

1 files changed, 13 insertions, 1 deletions

diff --git a/utils/filters.py b/utils/filters.py
index 2469419..22c9f7d 100644
--- a/utils/filters.py
+++ b/utils/filters.py
@@ -1,8 +1,20 @@
+def group_by_year(objs):
+    entries = {}
+    for obj in objs:
+      year = obj.date.strftime('%Y')
+
+      try:
+        entries[year].append(obj)
+      except:
+        entries[year] = [obj]
+
+    return entries
+
 def filter_by_attr(objs, attr):
     return filter(lambda x: hasattr(x,attr), objs)
 
 def filter_by_path(objs, value):
     return filter(lambda page: page.path.startswith(value), objs)
 
-filters = [filter_by_attr, filter_by_path]
+filters = [filter_by_attr, filter_by_path, group_by_year]