mirror of https://github.com/django/django.git
Fixed #9199 -- We were erroneously only prepending "www" to the domain if we
also needed to append a slash (when PREPEND_WWW=True). Based on a patch and tests from gonz. Thanks. git-svn-id: http://code.djangoproject.com/svn/django/trunk@9184 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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@ -53,9 +53,8 @@ class CommonMiddleware(object):
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# Append a slash if APPEND_SLASH is set and the URL doesn't have a
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# trailing slash and there is no pattern for the current path
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if settings.APPEND_SLASH and (not old_url[1].endswith('/')):
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try:
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urlresolvers.resolve(request.path_info)
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except urlresolvers.Resolver404:
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if (not _is_valid_path(request.path_info) and
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_is_valid_path("%s/" % request.path_info)):
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new_url[1] = new_url[1] + '/'
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if settings.DEBUG and request.method == 'POST':
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raise RuntimeError, (""
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@ -66,24 +65,18 @@ class CommonMiddleware(object):
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"slash), or set APPEND_SLASH=False in your Django "
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"settings.") % (new_url[0], new_url[1])
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if new_url != old_url:
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# Redirect if the target url exists
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try:
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urlresolvers.resolve("%s/" % request.path_info)
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except urlresolvers.Resolver404:
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pass
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else:
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if new_url[0]:
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newurl = "%s://%s%s" % (
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request.is_secure() and 'https' or 'http',
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new_url[0], urlquote(new_url[1]))
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else:
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newurl = urlquote(new_url[1])
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if request.GET:
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newurl += '?' + request.META['QUERY_STRING']
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return http.HttpResponsePermanentRedirect(newurl)
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return None
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if new_url == old_url:
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# No redirects required.
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return
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if new_url[0]:
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newurl = "%s://%s%s" % (
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request.is_secure() and 'https' or 'http',
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new_url[0], urlquote(new_url[1]))
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else:
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newurl = urlquote(new_url[1])
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if request.GET:
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newurl += '?' + request.META['QUERY_STRING']
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return http.HttpResponsePermanentRedirect(newurl)
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def process_response(self, request, response):
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"Check for a flat page (for 404s) and calculate the Etag, if needed."
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@ -119,7 +112,9 @@ class CommonMiddleware(object):
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return response
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def _is_ignorable_404(uri):
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"Returns True if a 404 at the given URL *shouldn't* notify the site managers"
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"""
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Returns True if a 404 at the given URL *shouldn't* notify the site managers.
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"""
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for start in settings.IGNORABLE_404_STARTS:
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if uri.startswith(start):
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return True
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@ -129,6 +124,23 @@ def _is_ignorable_404(uri):
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return False
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def _is_internal_request(domain, referer):
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"Return true if the referring URL is the same domain as the current request"
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"""
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Returns true if the referring URL is the same domain as the current request.
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"""
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# Different subdomains are treated as different domains.
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return referer is not None and re.match("^https?://%s/" % re.escape(domain), referer)
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def _is_valid_path(path):
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"""
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Returns True if the given path resolves against the default URL resolver,
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False otherwise.
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This is a convenience method to make working with "is this a match?" cases
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easier, avoiding unnecessarily indented try...except blocks.
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"""
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try:
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urlresolvers.resolve(path)
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return True
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except urlresolvers.Resolver404:
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return False
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@ -89,3 +89,31 @@ class CommonMiddlewareTest(TestCase):
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self.assertEquals(
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r['Location'],
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'http://testserver/middleware/needsquoting%23/')
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def test_prepend_www(self):
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settings.PREPEND_WWW = True
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settings.APPEND_SLASH = False
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request = self._get_request('path/')
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r = CommonMiddleware().process_request(request)
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self.assertEquals(r.status_code, 301)
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self.assertEquals(
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r['Location'],
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'http://www.testserver/middleware/path/')
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def test_prepend_www_append_slash_have_slash(self):
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settings.PREPEND_WWW = True
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settings.APPEND_SLASH = True
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request = self._get_request('slash/')
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r = CommonMiddleware().process_request(request)
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self.assertEquals(r.status_code, 301)
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self.assertEquals(r['Location'],
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'http://www.testserver/middleware/slash/')
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def test_prepend_www_append_slash_slashless(self):
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settings.PREPEND_WWW = True
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settings.APPEND_SLASH = True
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request = self._get_request('slash')
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r = CommonMiddleware().process_request(request)
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self.assertEquals(r.status_code, 301)
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self.assertEquals(r['Location'],
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'http://www.testserver/middleware/slash/')
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