Enable some metatags to be comma-separated lists

i2p2www/blog/helpers.py

@@ -15,6 +15,10 @@ SUPPORTED_METATAGS = {
     'excerpt': u'',
     }
 
+LIST_METATAGS = [
+    'category',
+    ]
+
 
 #####################
 # Blog helper methods
@@ -105,4 +109,6 @@ def get_metadata_from_meta(meta):
     for metaTag in SUPPORTED_METATAGS:
         metaLine = [s for s in metaLines if 'name="%s"' % metaTag in s]
         ret[metaTag] = metaLine[0].split('content="')[1].split('"')[0] if len(metaLine) > 0 else SUPPORTED_METATAGS[metaTag]
+        if metaTag in LIST_METATAGS:
+            ret[metaTag] = [s.strip() for s in ret[metaTag].split(',')]
     return ret