Dropped support for Django < 1.11

 language: python
 env:
-- TOXENV=py27-django18
-- TOXENV=py34-django18
-- TOXENV=py27-django19
-- TOXENV=py34-django19
-- TOXENV=py27-django110
-- TOXENV=py34-django110
 - TOXENV=py27-django111
 - TOXENV=py34-django111
 - TOXENV=py34-django20
 matrix:
   include:
     - python: 3.5
-      env: TOXENV=py35-django-18
-    - python: 3.5
-      env: TOXENV=py35-django-19
-    - python: 3.5
-      env: TOXENV=py35-django-110
-    - python: 3.5
       env: TOXENV=py35-django-111
     - python: 3.5
       env: TOXENV=py35-django-20

@@ -8,6 +8,7 @@ X.Y.Z (YYYY-MM-DD)
 
 * Added testing for Python 3.6.
 * Confirmed support for Django 2.0.
+* Dropped support for Django < 1.11.
 
 1.8.0 (2017-02-03)
 ------------------

@@ -3,10 +3,7 @@ from importlib import import_module
 from django.apps import apps
 from django.conf import settings
 from django.core.exceptions import ImproperlyConfigured
-try:
-    from django.urls import reverse
-except ImportError:
-    from django.core.urlresolvers import reverse  # Django < 1.10
+from django.urls import reverse
 
 
 DEFAULT_COMMENTS_APP = 'django_comments'

@@ -5,13 +5,10 @@ from django.contrib.contenttypes.fields import GenericForeignKey
 from django.contrib.contenttypes.models import ContentType
 from django.contrib.sites.models import Site
 from django.db import models
+from django.urls import reverse
 from django.utils import timezone
 from django.utils.encoding import python_2_unicode_compatible
 from django.utils.translation import ugettext_lazy as _
-try:
-    from django.urls import reverse
-except ImportError:
-    from django.core.urlresolvers import reverse  # Django < 1.10
 
 from .managers import CommentManager
 
@@ -61,9 +58,7 @@ class CommentAbstractModel(BaseCommentAbstractModel):
                              blank=True, null=True, related_name="%(class)s_comments",
                              on_delete=models.SET_NULL)
     user_name = models.CharField(_("user's name"), max_length=50, blank=True)
-    # Explicit `max_length` to apply both to Django 1.7 and 1.8+.
-    user_email = models.EmailField(_("user's email address"), max_length=254,
-                                   blank=True)
+    user_email = models.EmailField(_("user's email address"), blank=True)
     user_url = models.URLField(_("user's URL"), blank=True)
 
     comment = models.TextField(_('comment'), max_length=COMMENT_MAX_LENGTH)

@@ -40,11 +40,7 @@ def post_comment(request, next=None, using=None):
     """
     # Fill out some initial data fields from an authenticated user, if present
     data = request.POST.copy()
-    try:
-        user_is_authenticated = request.user.is_authenticated()
-    except TypeError:  # Django >= 1.11
-        user_is_authenticated = request.user.is_authenticated
-    if user_is_authenticated:
+    if request.user.is_authenticated:
         if not data.get('name', ''):
             data["name"] = request.user.get_full_name() or request.user.get_username()
         if not data.get('email', ''):
@@ -107,7 +103,7 @@ def post_comment(request, next=None, using=None):
     # Otherwise create the comment
     comment = form.get_comment_object(site_id=get_current_site(request).id)
     comment.ip_address = request.META.get("REMOTE_ADDR", None) or None
-    if user_is_authenticated:
+    if request.user.is_authenticated:
         comment.user = request.user
 
     # Signal that the comment is about to be saved

@@ -28,7 +28,7 @@ def next_redirect(request, fallback, **get_kwargs):
     Returns an ``HttpResponseRedirect``.
     """
     next = request.POST.get('next')
-    if not is_safe_url(url=next, host=request.get_host()):
+    if not is_safe_url(url=next, allowed_hosts={request.get_host()}):
         next = resolve_url(fallback)
 
     if get_kwargs:

@@ -23,9 +23,6 @@ setup(
         'Development Status :: 5 - Production/Stable',
         'Environment :: Web Environment',
         'Framework :: Django',
-        'Framework :: Django :: 1.8',
-        'Framework :: Django :: 1.9',
-        'Framework :: Django :: 1.10',
         'Framework :: Django :: 1.11',
         'Framework :: Django :: 2.0',
         'Intended Audience :: Developers',
@@ -42,5 +39,5 @@ setup(
     packages=find_packages(exclude=['tests', 'tests.*']),
     include_package_data=True,
     test_suite='tests.runtests.main',
-    install_requires=['Django>=1.8']
+    install_requires=['Django>=1.11']
 )

-try:
-    from django.urls import reverse
-except ImportError:
-    from django.core.urlresolvers import reverse  # Django < 1.10
+from django.urls import reverse
 
 from . import views
 from .forms import CustomCommentForm

@@ -30,11 +30,6 @@ settings.configure(
         'django.contrib.auth.middleware.AuthenticationMiddleware',
         'django.contrib.messages.middleware.MessageMiddleware',
     ),
-    MIDDLEWARE_CLASSES=(
-        'django.contrib.sessions.middleware.SessionMiddleware',
-        'django.contrib.auth.middleware.AuthenticationMiddleware',
-        'django.contrib.messages.middleware.MessageMiddleware',
-    ),  # Django < 1.10
     ROOT_URLCONF='testapp.urls',
     TEMPLATES=[
         {

 from __future__ import absolute_import
 
-from django import VERSION
 from django.contrib.auth.models import User
 from django.contrib.contenttypes.models import ContentType
 from django.contrib.sites.models import Site
@@ -91,12 +90,3 @@ class CommentTestCase(TestCase):
         d = self.getData()
         d.update(f.initial)
         return d
-
-    def assertRedirects(self, response, expected_url, **kwargs):
-        """
-        Wrapper for assertRedirects to handle Django pre-1.9.
-        """
-        if VERSION >= (1, 9) and expected_url.startswith('http://testserver'):
-            expected_url = expected_url[len('http://testserver'):]
-        return super(CommentTestCase, self).assertRedirects(
-            response, expected_url, **kwargs)

 from __future__ import absolute_import, unicode_literals
 
-import re
-
 from django.conf import settings
 from django.contrib.auth.models import User
 
@@ -12,10 +10,6 @@ from . import CommentTestCase
 from testapp.models import Article, Book
 
 
-# Before Django 1.9, the response contained the scheme/netloc parts
-post_redirect_re = re.compile(r'^(http://testserver)?/posted/\?c=(?P<pk>\d+$)')
-
-
 class CommentViewTests(CommentTestCase):
 
     def testPostCommentHTTPMethods(self):
@@ -263,35 +257,38 @@ class CommentViewTests(CommentTestCase):
         a = Article.objects.get(pk=1)
         data = self.getValidData(a)
         response = self.client.post("/post/", data)
-        location = response["Location"]
-        match = post_redirect_re.match(location)
-        self.assertIsNotNone(match, "Unexpected redirect location: %s" % location)
-
+        self.assertRedirects(
+            response,
+            '/posted/?c=%s' % Comment.objects.latest('id').pk,
+            fetch_redirect_response=False,
+        )
         data["next"] = "/somewhere/else/"
         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+$", location)
-        self.assertIsNotNone(match, "Unexpected redirect location: %s" % location)
-
+        self.assertRedirects(
+            response,
+            '/somewhere/else/?c=%s' % Comment.objects.latest('id').pk,
+            fetch_redirect_response=False,
+        )
         data["next"] = "http://badserver/somewhere/else/"
         data["comment"] = "This is another comment with an unsafe next url"
         response = self.client.post("/post/", data)
-        location = response["Location"]
-        match = post_redirect_re.match(location)
-        self.assertIsNotNone(match, "Unsafe redirection to: %s" % location)
+        self.assertRedirects(
+            response,
+            '/posted/?c=%s' % Comment.objects.latest('id').pk,
+            fetch_redirect_response=False,
+        )
 
     def testCommentDoneView(self):
         a = Article.objects.get(pk=1)
         data = self.getValidData(a)
         response = self.client.post("/post/", data)
-        location = response["Location"]
-        match = post_redirect_re.match(location)
-        self.assertIsNotNone(match, "Unexpected redirect location: %s" % location)
-        pk = int(match.group('pk'))
+        comment = Comment.objects.latest('id')
+        location = '/posted/?c=%s' % comment.pk
+        self.assertRedirects(response, location, fetch_redirect_response=False)
         response = self.client.get(location)
         self.assertTemplateUsed(response, "comments/posted.html")
-        self.assertEqual(response.context["comment"], Comment.objects.get(pk=pk))
+        self.assertEqual(response.context["comment"], comment)
 
     def testCommentNextWithQueryString(self):
         """
@@ -302,9 +299,11 @@ class CommentViewTests(CommentTestCase):
         data["next"] = "/somewhere/else/?foo=bar"
         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+$", location)
-        self.assertIsNotNone(match, "Unexpected redirect location: %s" % location)
+        self.assertRedirects(
+            response,
+            '/somewhere/else/?foo=bar&c=%s' % Comment.objects.latest('id').pk,
+            fetch_redirect_response=False,
+        )
 
     def testCommentPostRedirectWithInvalidIntegerPK(self):
         """
@@ -331,9 +330,11 @@ class CommentViewTests(CommentTestCase):
         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.assertIsNotNone(match, "Unexpected redirect location: %s" % location)
+        self.assertRedirects(
+            response,
+            '/somewhere/else/?foo=bar&c=%s#baz' % Comment.objects.latest('id').pk,
+            fetch_redirect_response=False,
+        )
 
         # Without a query string
         a = Article.objects.get(pk=1)
@@ -341,6 +342,8 @@ class CommentViewTests(CommentTestCase):
         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.assertIsNotNone(match, "Unexpected redirect location: %s" % location)
+        self.assertRedirects(
+            response,
+            '/somewhere/else/?c=%s#baz' % Comment.objects.latest('id').pk,
+            fetch_redirect_response=False,
+        )

@@ -27,7 +27,7 @@ class FlagViewTests(CommentTestCase):
         pk = comments[0].pk
         self.client.login(username="normaluser", password="normaluser")
         response = self.client.post("/flag/%d/" % pk)
-        self.assertRedirects(response, "http://testserver/flagged/?c=%d" % pk)
+        self.assertRedirects(response, "/flagged/?c=%d" % pk)
         c = Comment.objects.get(pk=pk)
         self.assertEqual(c.flags.filter(flag=CommentFlag.SUGGEST_REMOVAL).count(), 1)
         return c
@@ -40,8 +40,7 @@ class FlagViewTests(CommentTestCase):
         pk = comments[0].pk
         self.client.login(username="normaluser", password="normaluser")
         response = self.client.post("/flag/%d/" % pk, {'next': "/go/here/"})
-        self.assertRedirects(response,
-            "http://testserver/go/here/?c=%d" % pk, fetch_redirect_response=False)
+        self.assertRedirects(response, "/go/here/?c=%d" % pk, fetch_redirect_response=False)
 
     def testFlagPostUnsafeNext(self):
         """
@@ -53,8 +52,7 @@ class FlagViewTests(CommentTestCase):
         self.client.login(username="normaluser", password="normaluser")
         response = self.client.post("/flag/%d/" % pk,
             {'next': "http://elsewhere/bad"})
-        self.assertRedirects(response,
-            "http://testserver/flagged/?c=%d" % pk)
+        self.assertRedirects(response, "/flagged/?c=%d" % pk)
 
     def testFlagPostTwice(self):
         """Users don't get to flag comments more than once."""
@@ -69,11 +67,11 @@ class FlagViewTests(CommentTestCase):
         pk = comments[0].pk
         response = self.client.get("/flag/%d/" % pk)
         self.assertRedirects(response,
-            "http://testserver/accounts/login/?next=/flag/%d/" % pk,
+            "/accounts/login/?next=/flag/%d/" % pk,
             fetch_redirect_response=False)
         response = self.client.post("/flag/%d/" % pk)
         self.assertRedirects(response,
-            "http://testserver/accounts/login/?next=/flag/%d/" % pk,
+            "/accounts/login/?next=/flag/%d/" % pk,
             fetch_redirect_response=False)
 
     def testFlaggedView(self):
@@ -118,7 +116,7 @@ class DeleteViewTests(CommentTestCase):
         self.client.login(username="normaluser", password="normaluser")
         response = self.client.get("/delete/%d/" % pk)
         self.assertRedirects(response,
-            "http://testserver/accounts/login/?next=/delete/%d/" % pk,
+            "/accounts/login/?next=/delete/%d/" % pk,
             fetch_redirect_response=False)
 
         makeModerator("normaluser")
@@ -132,7 +130,7 @@ class DeleteViewTests(CommentTestCase):
         makeModerator("normaluser")
         self.client.login(username="normaluser", password="normaluser")
         response = self.client.post("/delete/%d/" % pk)
-        self.assertRedirects(response, "http://testserver/deleted/?c=%d" % pk)
+        self.assertRedirects(response, "/deleted/?c=%d" % pk)
         c = Comment.objects.get(pk=pk)
         self.assertTrue(c.is_removed)
         self.assertEqual(c.flags.filter(flag=CommentFlag.MODERATOR_DELETION, user__username="normaluser").count(), 1)
@@ -147,8 +145,7 @@ class DeleteViewTests(CommentTestCase):
         makeModerator("normaluser")
         self.client.login(username="normaluser", password="normaluser")
         response = self.client.post("/delete/%d/" % pk, {'next': "/go/here/"})
-        self.assertRedirects(response,
-            "http://testserver/go/here/?c=%d" % pk, fetch_redirect_response=False)
+        self.assertRedirects(response, "/go/here/?c=%d" % pk, fetch_redirect_response=False)
 
     def testDeletePostUnsafeNext(self):
         """
@@ -161,8 +158,7 @@ class DeleteViewTests(CommentTestCase):
         self.client.login(username="normaluser", password="normaluser")
         response = self.client.post("/delete/%d/" % pk,
             {'next': "http://elsewhere/bad"})
-        self.assertRedirects(response,
-            "http://testserver/deleted/?c=%d" % pk)
+        self.assertRedirects(response, "/deleted/?c=%d" % pk)
 
     def testDeleteSignals(self):
         def receive(sender, **kwargs):
@@ -195,7 +191,7 @@ class ApproveViewTests(CommentTestCase):
         response = self.client.get("/approve/%d/" % pk)
         self.assertRedirects(
             response,
-            "http://testserver/accounts/login/?next=/approve/%d/" % pk,
+            "/accounts/login/?next=/approve/%d/" % pk,
             fetch_redirect_response=False
         )
 
@@ -212,7 +208,7 @@ class ApproveViewTests(CommentTestCase):
         makeModerator("normaluser")
         self.client.login(username="normaluser", password="normaluser")
         response = self.client.post("/approve/%d/" % c1.pk)
-        self.assertRedirects(response, "http://testserver/approved/?c=%d" % c1.pk)
+        self.assertRedirects(response, "/approved/?c=%d" % c1.pk)
         c = Comment.objects.get(pk=c1.pk)
         self.assertTrue(c.is_public)
         self.assertEqual(c.flags.filter(flag=CommentFlag.MODERATOR_APPROVAL, user__username="normaluser").count(), 1)
@@ -230,9 +226,7 @@ class ApproveViewTests(CommentTestCase):
         self.client.login(username="normaluser", password="normaluser")
         response = self.client.post("/approve/%d/" % c1.pk,
             {'next': "/go/here/"})
-        self.assertRedirects(response,
-            "http://testserver/go/here/?c=%d" % c1.pk,
-            fetch_redirect_response=False)
+        self.assertRedirects(response, "/go/here/?c=%d" % c1.pk, fetch_redirect_response=False)
 
     def testApprovePostUnsafeNext(self):
         """
@@ -247,8 +241,7 @@ class ApproveViewTests(CommentTestCase):
         self.client.login(username="normaluser", password="normaluser")
         response = self.client.post("/approve/%d/" % c1.pk,
             {'next': "http://elsewhere/bad"})
-        self.assertRedirects(response,
-            "http://testserver/approved/?c=%d" % c1.pk)
+        self.assertRedirects(response, "/approved/?c=%d" % c1.pk)
 
     def testApproveSignals(self):
         def receive(sender, **kwargs):

 from django.conf.urls import include, url
-from django.contrib.auth.views import login, logout
+from django.contrib.auth.views import LoginView, LogoutView
 
 
 urlpatterns = [
     url(r'^', include('django_comments.urls')),
 
     # Provide the auth system login and logout views
-    url(r'^accounts/login/$', login, {'template_name': 'login.html'}),
-    url(r'^accounts/logout/$', logout),
+    url(r'^accounts/login/$', LoginView.as_view(template_name='login.html')),
+    url(r'^accounts/logout/$', LogoutView.as_view()),
 ]

 [tox]
 envlist =
-    py{27,34,35}-django1{8,9,10,11}
+    py{27,34,35,36}-django111
     py{34,35,36}-django20
-    py36-django111
     py{35,36}-master
 
 [testenv]
@@ -15,9 +14,6 @@ commands = {envpython} setup.py test
 setenv=
   PYTHONWARNINGS=default
 deps=
-    django-18: Django>=1.8,<1.9
-    django-19: Django>=1.9a1,<1.10
-    django-110: Django>=1.10,<1.11
     django-111: Django>=1.11a1,<2.0
     django-20: Django>=2.0a1,<2.1
     django-master: https://github.com/django/django/archive/master.tar.gz