Fixed #7460 -- Made the "cache" template tag always generate keys that can be

used with the memcache backend (which has the strongest restriction on keys).
Based on a patch from trbs.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@8533 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Malcolm Tredinnick 2008-08-25 04:52:55 +00:00
parent 29d2160213
commit c46bb219bf
2 changed files with 5 additions and 1 deletions

View File

@ -2,6 +2,7 @@ from django.template import Library, Node, TemplateSyntaxError, Variable, Variab
from django.template import resolve_variable from django.template import resolve_variable
from django.core.cache import cache from django.core.cache import cache
from django.utils.encoding import force_unicode from django.utils.encoding import force_unicode
from django.utils.http import urlquote
register = Library() register = Library()
@ -22,7 +23,7 @@ class CacheNode(Node):
except (ValueError, TypeError): except (ValueError, TypeError):
raise TemplateSyntaxError('"cache" tag got a non-integer timeout value: %r' % expire_time) raise TemplateSyntaxError('"cache" tag got a non-integer timeout value: %r' % expire_time)
# Build a unicode key for this fragment and all vary-on's. # Build a unicode key for this fragment and all vary-on's.
cache_key = u':'.join([self.fragment_name] + [force_unicode(resolve_variable(var, context)) for var in self.vary_on]) cache_key = u':'.join([self.fragment_name] + [urlquote(resolve_variable(var, context)) for var in self.vary_on])
value = cache.get(cache_key) value = cache.get(cache_key)
if value is None: if value is None:
value = self.nodelist.render(context) value = self.nodelist.render(context)

View File

@ -917,6 +917,9 @@ class Templates(unittest.TestCase):
'cache14': ('{% load cache %}{% cache foo bar %}{% endcache %}', {'foo': 'fail'}, template.TemplateSyntaxError), 'cache14': ('{% load cache %}{% cache foo bar %}{% endcache %}', {'foo': 'fail'}, template.TemplateSyntaxError),
'cache15': ('{% load cache %}{% cache foo bar %}{% endcache %}', {'foo': []}, template.TemplateSyntaxError), 'cache15': ('{% load cache %}{% cache foo bar %}{% endcache %}', {'foo': []}, template.TemplateSyntaxError),
# Regression test for #7460.
'cache16': ('{% load cache %}{% cache 1 foo bar %}{% endcache %}', {'foo': 'foo', 'bar': 'with spaces'}, ''),
### AUTOESCAPE TAG ############################################## ### AUTOESCAPE TAG ##############################################
'autoescape-tag01': ("{% autoescape off %}hello{% endautoescape %}", {}, "hello"), 'autoescape-tag01': ("{% autoescape off %}hello{% endautoescape %}", {}, "hello"),
'autoescape-tag02': ("{% autoescape off %}{{ first }}{% endautoescape %}", {"first": "<b>hello</b>"}, "<b>hello</b>"), 'autoescape-tag02': ("{% autoescape off %}{{ first }}{% endautoescape %}", {"first": "<b>hello</b>"}, "<b>hello</b>"),