Fixed #13411 -- Made sure URL fragments are correctly handled by the …

…next_redirect utility of the comments apps. Thanks, timesong, dpn and Julien Phalip.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@15720 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/contrib/comments/views/utils.py

@@ -25,8 +25,15 @@ def next_redirect(data, default, default_view, **get_kwargs):
     if next is None:
         next = urlresolvers.reverse(default_view)
     if get_kwargs:
+        if '#' in next:
+            tmp = next.rsplit('#', 1)
+            next = tmp[0]
+            anchor = '#' + tmp[1]
+        else:
+            anchor = ''
+
         joiner = ('?' in next) and '&' or '?'
-        next += joiner + urllib.urlencode(get_kwargs)
+        next += joiner + urllib.urlencode(get_kwargs) + anchor
     return HttpResponseRedirect(next)
 
 def confirmation_view(template, doc="Display a confirmation view."):

tests/regressiontests/comment_tests/tests/comment_view_tests.py

@@ -256,3 +256,27 @@ def testCommentPostRedirectWithInvalidIntegerPK(self):
         broken_location = location + u"\ufffd"
         response = self.client.get(broken_location)
         self.assertEqual(response.status_code, 200)
+
+    def testCommentNextWithQueryStringAndAnchor(self):
+        """
+        The `next` key needs to handle already having an anchor. Refs #13411.
+        """
+        # With a query string also.
+        a = Article.objects.get(pk=1)
+        data = self.getValidData(a)
+        data["next"] = "/somewhere/else/?foo=bar#baz"
+        data["comment"] = "This is another comment"
+        response = self.client.post("/post/", data)
+        location = response["Location"]
+        match = re.search(r"^http://testserver/somewhere/else/\?foo=bar&c=\d+#baz$", location)
+        self.failUnless(match != None, "Unexpected redirect location: %s" % location)
+
+        # Without a query string
+        a = Article.objects.get(pk=1)
+        data = self.getValidData(a)
+        data["next"] = "/somewhere/else/#baz"
+        data["comment"] = "This is another comment"
+        response = self.client.post("/post/", data)
+        location = response["Location"]
+        match = re.search(r"^http://testserver/somewhere/else/\?c=\d+#baz$", location)
+        self.failUnless(match != None, "Unexpected redirect location: %s" % location)