X-Git-Url: https://git.openstreetmap.org./osqa.git/blobdiff_plain/22236fb67da2f27ceb35ad138f4d534a4fd08251..9b7822cca75d3fdd36f5a4cfa858272214621578:/forum/models/tag.py

diff --git a/forum/models/tag.py b/forum/models/tag.py
index c84a922..067488b 100644
--- a/forum/models/tag.py
+++ b/forum/models/tag.py
@@ -2,6 +2,7 @@ import datetime
 from base import *
 
 from django.utils.translation import ugettext as _
+from django.utils.encoding import smart_unicode, force_unicode
 
 from forum import modules
 
@@ -26,7 +27,7 @@ class Tag(BaseModel):
         app_label = 'forum'
 
     def __unicode__(self):
-        return u'%s' % self.name
+        return force_unicode(self.name)
 
     def add_to_usage_count(self, value):
         if self.used_count + value < 0:
@@ -35,14 +36,18 @@ class Tag(BaseModel):
             self.used_count = models.F('used_count') + value
 
     def cache_key(self):
-        return self._generate_cache_key(self.name)
+        return self._generate_cache_key(Tag.safe_cache_name(self.name))
+
+    @classmethod
+    def safe_cache_name(cls, name):
+        return "".join([str(ord(c)) for c in name])
 
     @classmethod
     def infer_cache_key(cls, querydict):
         if 'name' in querydict:
-            return cls._generate_cache_key(querydict['name'])
+            return cls._generate_cache_key(cls.safe_cache_name(querydict['name']))
 
-        return BaseModel.infer_cache_key(querydict)
+        return None
 
     @classmethod
     def value_to_list_on_cache_query(cls):