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Merge pull request #490 from gabrielhurley/reverse-prefix-special-chars

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Fixed #18210 -- Escaped special characters in reverse prefixes.
This commit is contained in:
Jannis Leidel
2012-11-17 06:49:18 -08:00
parent b884802346 90e530978d
commit 233f86443c
2 changed files with 18 additions and 4 deletions
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10
django/core/urlresolvers.py
View File

@@ -16,6 +16,7 @@ from django.core.exceptions import ImproperlyConfigured, ViewDoesNotExist
from django.utils.datastructures import MultiValueDict
from django.utils.encoding import force_str, force_text, iri_to_uri
from django.utils.functional import memoize, lazy
from django.utils.http import urlquote
from django.utils.importlib import import_module
from django.utils.module_loading import module_has_submodule
from django.utils.regex_helper import normalize
@@ -379,14 +380,15 @@ class RegexURLResolver(LocaleRegexProvider):
except (ImportError, AttributeError) as e:
raise NoReverseMatch("Error importing '%s': %s." % (lookup_view, e))
possibilities = self.reverse_dict.getlist(lookup_view)
prefix_norm, prefix_args = normalize(_prefix)[0]
prefix_norm, prefix_args = normalize(urlquote(_prefix))[0]
for possibility, pattern, defaults in possibilities:
for result, params in possibility:
if args:
if len(args) != len(params) + len(prefix_args):
continue
unicode_args = [force_text(val) for val in args]
candidate = (prefix_norm + result) % dict(zip(prefix_args + params, unicode_args))
candidate = (prefix_norm + result) % dict(zip(prefix_args + params, unicode_args))
else:
if set(kwargs.keys()) | set(defaults.keys()) != set(params) | set(defaults.keys()) | set(prefix_args):
continue
@@ -398,8 +400,8 @@ class RegexURLResolver(LocaleRegexProvider):
if not matches:
continue
unicode_kwargs = dict([(k, force_text(v)) for (k, v) in kwargs.items()])
candidate = (prefix_norm + result) % unicode_kwargs
if re.search('^%s%s' % (_prefix, pattern), candidate, re.UNICODE):
candidate = (prefix_norm.replace('%', '%%') + result) % unicode_kwargs
if re.search('^%s%s' % (prefix_norm, pattern), candidate, re.UNICODE):
return candidate
# lookup_view can be URL label, or dotted path, or callable, Any of
# these can be passed in at the top, but callables are not friendly in