add type json

ox/web/siteparser.py

@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 # vi:si:et:sw=4:sts=4:ts=4
 import re
+import json
 from multiprocessing.pool import ThreadPool
 
 from six import string_types
@@ -77,6 +78,10 @@ class SiteParser(dict):
             elif self.regex[key]['type'] == 'date':
                 parse_date = lambda d: d and datetime.strptime('-'.join(d), '%m-%d-%Y').strftime('%Y-%m-%d')
                 data = apply_f(parse_date, data)
+            elif self.regex[key]['type'] == 'json':
+                if isinstance(data, list) and len(data) == 1:
+                    data = data[0]
+                    data = json.loads(data)
             if data:
                 self[key] = data