Change the cache key construction to deal with query arguments containing spaces. Fixes 500 errors which would otherwise occur.

- Legacy-Id: 12035

changelog

@@ -1,4 +1,4 @@
-ietfdb (6.34.0) ietf; urgency=high
+ietfdb (6.34.0) ietf; urgency=medium
 
   **New proceedings pages**
 

ietf/api/__init__.py

@@ -1,6 +1,7 @@
 import re
 import six
 import datetime
+from urllib import urlencode
 
 from django.conf import settings
 from django.http import HttpResponse
@@ -21,6 +22,19 @@ import debug                            # pyflakes:ignore
 
 _api_list = []
 
+class ModelResource(tastypie.resources.ModelResource):
+    def generate_cache_key(self, *args, **kwargs):
+        """
+        Creates a unique-enough cache key.
+
+        This is based off the current api_name/resource_name/args/kwargs.
+        """
+        #smooshed = ["%s=%s" % (key, value) for key, value in kwargs.items()]
+        smooshed = urlencode(kwargs)
+
+        # Use a list plus a ``.join()`` because it's faster than concatenation.
+        return "%s:%s:%s:%s" % (self._meta.api_name, self._meta.resource_name, ':'.join(args), ':'.join(sorted(smooshed)))
+
 class Serializer(BaseSerializer):
     def to_html(self, data, options=None):
         """

ietf/community/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the mkresources management command 2014-11-13 23:53
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from tastypie.fields import ToOneField, ToManyField
 from tastypie.constants import ALL, ALL_WITH_RELATIONS
 from tastypie.cache import SimpleCache

ietf/dbtemplate/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the mkresources management command 2014-11-13 23:53
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from tastypie.fields import ToOneField
 from tastypie.constants import ALL, ALL_WITH_RELATIONS
 from tastypie.cache import SimpleCache

ietf/doc/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the makeresources management command 2015-10-19 12:29 PDT
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from ietf.api import ToOneField
 from tastypie.fields import ToManyField, CharField
 from tastypie.constants import ALL, ALL_WITH_RELATIONS # pyflakes:ignore

ietf/group/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the mkresources management command 2014-11-13 23:15
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from ietf.api import ToOneField
 from tastypie.fields import ToManyField
 from tastypie.constants import ALL, ALL_WITH_RELATIONS

ietf/iesg/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the mkresources management command 2014-11-13 23:53
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from tastypie.constants import ALL
 from tastypie.cache import SimpleCache
 

ietf/ipr/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the mkresources management command 2015-03-21 14:05 PDT
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from ietf.api import ToOneField
 from tastypie.fields import ToManyField     # pyflakes:ignore
 from tastypie.constants import ALL, ALL_WITH_RELATIONS  # pyflakes:ignore

ietf/liaisons/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the makeresources management command 2015-10-11 13:15 PDT
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from ietf.api import ToOneField
 from tastypie.fields import ToManyField     # pyflakes:ignore
 from tastypie.constants import ALL, ALL_WITH_RELATIONS  # pyflakes:ignore

ietf/mailinglists/resources.py

@@ -1,6 +1,6 @@
 # Copyright The IETF Trust 2016, All Rights Reserved
 # Autogenerated by the makeresources management command 2016-06-12 12:29 PDT
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from tastypie.fields import ToManyField                 # pyflakes:ignore
 from tastypie.constants import ALL, ALL_WITH_RELATIONS  # pyflakes:ignore
 from tastypie.cache import SimpleCache

ietf/mailtrigger/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the makeresources management command 2015-08-06 11:00 PDT
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from ietf.api import ToOneField         # pyflakes:ignore
 from tastypie.fields import ToManyField  # pyflakes:ignore
 from tastypie.constants import ALL, ALL_WITH_RELATIONS  # pyflakes:ignore

ietf/meeting/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the mkresources management command 2014-11-13 23:15
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from ietf.api import ToOneField
 from tastypie.fields import ToManyField, DateTimeField
 from tastypie.constants import ALL, ALL_WITH_RELATIONS

ietf/message/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the mkresources management command 2014-11-13 23:53
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from ietf.api import ToOneField
 from tastypie.fields import ToManyField
 from tastypie.constants import ALL, ALL_WITH_RELATIONS

ietf/name/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the makeresources management command 2015-08-27 11:01 PDT
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from ietf.api import ToOneField         # pyflakes:ignore
 from tastypie.fields import ToManyField  # pyflakes:ignore
 from tastypie.constants import ALL, ALL_WITH_RELATIONS  # pyflakes:ignore

ietf/nomcom/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the mkresources management command 2014-11-13 23:53
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from ietf.api import ToOneField
 from tastypie.fields import ToManyField
 from tastypie.constants import ALL, ALL_WITH_RELATIONS

ietf/person/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the mkresources management command 2014-11-13 23:53
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from tastypie.fields import ToOneField
 from tastypie.constants import ALL, ALL_WITH_RELATIONS
 from tastypie.cache import SimpleCache

ietf/redirects/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the mkresources management command 2014-11-13 23:53
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from tastypie.fields import ToOneField
 from tastypie.constants import ALL, ALL_WITH_RELATIONS
 from tastypie.cache import SimpleCache

ietf/settings.py

@@ -716,11 +716,11 @@ if SERVER_MODE != 'production':
     # stomp out the cached template loader, it's annoying
     TEMPLATE_LOADERS = tuple(l for e in TEMPLATE_LOADERS for l in (e[1] if isinstance(e, tuple) and "cached.Loader" in e[0] else (e,)))
 
-    CACHES = {
-         'default': {
-             'BACKEND': 'django.core.cache.backends.dummy.DummyCache',
-         }
-    }
+#     CACHES = {
+#          'default': {
+#              'BACKEND': 'django.core.cache.backends.dummy.DummyCache',
+#          }
+#     }
     SESSION_ENGINE = "django.contrib.sessions.backends.db"
 
     if 'SECRET_KEY' not in locals():

ietf/submit/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the mkresources management command 2014-11-13 23:53
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from tastypie.fields import ToOneField
 from tastypie.constants import ALL, ALL_WITH_RELATIONS
 from tastypie.cache import SimpleCache

ietf/utils/resources.py

@@ -1,5 +1,5 @@
 # Autogenerated by the mkresources management command 2014-11-13 05:39
-from tastypie.resources import ModelResource
+from ietf.api import ModelResource
 from tastypie.fields import CharField
 from tastypie.constants import ALL
 from tastypie.cache import SimpleCache