Use get_db_prep_value instead of get_db_prep_save. Closes gh-42

diff --git a/social_auth/fields.py b/social_auth/fields.py
index ec52d9a8f87aafd2f7af0f8215035f3df9452b06..466415546b0ef38cc2050fe69cdb8526d1136a4d 100644 (file)
--- a/social_auth/fields.py
+++ b/social_auth/fields.py
@@ -34,10 +34,9 @@ class JSONField(models.TextField):
         except Exception, e:
             raise ValidationError(str(e))
 
-    def get_db_prep_save(self, value):
+    def get_db_prep_value(self, value, connection, prepared=False):
         """Convert value to JSON string before save"""
         try:
-            value = simplejson.dumps(value)
+            return simplejson.dumps(value)
         except Exception, e:
             raise ValidationError(str(e))
-        return super(JSONField, self).get_db_prep_save(value)