Fixed #5801: admin requests with GET args now get properly bounced th…

…rough login with those args intact. Thanks for the patch, Rozza.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@8271 bcc190cf-cafb-0310-a4f2-bffc1f526a37

AUTHORS

@@ -335,6 +335,7 @@ answer newbie questions, and generally made Django that much better:
     Armin Ronacher
     Daniel Roseman <http://roseman.org.uk/>    
     Brian Rosner <brosner@gmail.com>
+    Rozza <ross.lawley@gmail.com>
     Oliver Rutherfurd <http://rutherfurd.net/>
     ryankanno
     Manuel Saelices <msaelices@yaco.es>

django/contrib/admin/sites.py

@@ -269,7 +269,7 @@ def login(self, request):
                         return self.root(request, request.path.split(self.root_path)[-1])
                     else:
                         request.session.delete_test_cookie()
-                        return http.HttpResponseRedirect(request.path)
+                        return http.HttpResponseRedirect(request.get_full_path())
             else:
                 return self.display_login_form(request, ERROR_MESSAGE)
     login = never_cache(login)
@@ -341,7 +341,7 @@ def display_login_form(self, request, error_message='', extra_context=None):
 
         context = {
             'title': _('Log in'),
-            'app_path': request.path,
+            'app_path': request.get_full_path(),
             'post_data': post_data,
             'error_message': error_message,
             'root_path': self.root_path,

django/contrib/admin/views/decorators.py

@@ -28,7 +28,7 @@ def _display_login_form(request, error_message=''):
         post_data = _encode_post_data({})
     return render_to_response('admin/login.html', {
         'title': _('Log in'),
-        'app_path': request.path,
+        'app_path': request.get_full_path(),
         'post_data': post_data,
         'error_message': error_message
     }, context_instance=template.RequestContext(request))
@@ -84,7 +84,7 @@ def _checklogin(request, *args, **kwargs):
             if '@' in username:
                 # Mistakenly entered e-mail address instead of username? Look it up.
                 users = list(User.objects.filter(email=username))
-                if len(users) == 1:
+                if len(users) == 1 and users[0].check_password(password):
                     message = _("Your e-mail address is not your username. Try '%s' instead.") % users[0].username
                 else:
                     # Either we cannot find the user, or if more than 1
@@ -106,7 +106,7 @@ def _checklogin(request, *args, **kwargs):
                         return view_func(request, *args, **kwargs)
                     else:
                         request.session.delete_test_cookie()
-                        return http.HttpResponseRedirect(request.path)
+                        return http.HttpResponseRedirect(request.get_full_path())
             else:
                 return _display_login_form(request, ERROR_MESSAGE)
 

tests/regressiontests/admin_views/tests.py

@@ -152,6 +152,13 @@ def testLogin(self):
         # Login.context is a list of context dicts we just need to check the first one.
         self.assert_(login.context[0].get('error_message'))
 
+    def testLoginSuccessfullyRedirectsToOriginalUrl(self):
+        request = self.client.get('/test_admin/admin/')
+        self.failUnlessEqual(request.status_code, 200)
+        query_string = "the-answer=42"
+        login = self.client.post('/test_admin/admin/', self.super_login, QUERY_STRING = query_string )
+        self.assertRedirects(login, '/test_admin/admin/?%s' % query_string)
+
     def testAddView(self):
         """Test add view restricts access and actually adds items."""
 
@@ -363,3 +370,114 @@ def test_deleteconfirmation_link(self):
         response = self.client.get('/test_admin/admin/admin_views/modelwithstringprimarykey/%s/delete/' % quote(self.pk))
         should_contain = """<a href="../../%s/">%s</a>""" % (quote(self.pk), escape(self.pk))
         self.assertContains(response, should_contain)
+
+class SecureViewTest(TestCase):
+    fixtures = ['admin-views-users.xml']
+
+    def setUp(self):
+        # login POST dicts
+        self.super_login = {'post_data': _encode_post_data({}),
+                     LOGIN_FORM_KEY: 1,
+                     'username': 'super',
+                     'password': 'secret'}
+        self.super_email_login = {'post_data': _encode_post_data({}),
+                     LOGIN_FORM_KEY: 1,
+                     'username': 'super@example.com',
+                     'password': 'secret'}
+        self.super_email_bad_login = {'post_data': _encode_post_data({}),
+                      LOGIN_FORM_KEY: 1,
+                      'username': 'super@example.com',
+                      'password': 'notsecret'}
+        self.adduser_login = {'post_data': _encode_post_data({}),
+                     LOGIN_FORM_KEY: 1,
+                     'username': 'adduser',
+                     'password': 'secret'}
+        self.changeuser_login = {'post_data': _encode_post_data({}),
+                     LOGIN_FORM_KEY: 1,
+                     'username': 'changeuser',
+                     'password': 'secret'}
+        self.deleteuser_login = {'post_data': _encode_post_data({}),
+                     LOGIN_FORM_KEY: 1,
+                     'username': 'deleteuser',
+                     'password': 'secret'}
+        self.joepublic_login = {'post_data': _encode_post_data({}),
+                     LOGIN_FORM_KEY: 1,
+                     'username': 'joepublic',
+                     'password': 'secret'}
+
+    def tearDown(self):
+        self.client.logout()
+
+    def test_secure_view_shows_login_if_not_logged_in(self):
+        "Ensure that we see the login form"
+        response = self.client.get('/test_admin/admin/secure-view/' )
+        self.assertTemplateUsed(response, 'admin/login.html')
+
+    def test_secure_view_login_successfully_redirects_to_original_url(self):
+        request = self.client.get('/test_admin/admin/secure-view/')
+        self.failUnlessEqual(request.status_code, 200)
+        query_string = "the-answer=42"
+        login = self.client.post('/test_admin/admin/secure-view/', self.super_login, QUERY_STRING = query_string )
+        self.assertRedirects(login, '/test_admin/admin/secure-view/?%s' % query_string)
+
+    def test_staff_member_required_decorator_works_as_per_admin_login(self):
+        """
+        Make sure only staff members can log in.
+
+        Successful posts to the login page will redirect to the orignal url.
+        Unsuccessfull attempts will continue to render the login page with 
+        a 200 status code.
+        """
+        # Super User
+        request = self.client.get('/test_admin/admin/secure-view/')
+        self.failUnlessEqual(request.status_code, 200)
+        login = self.client.post('/test_admin/admin/secure-view/', self.super_login)
+        self.assertRedirects(login, '/test_admin/admin/secure-view/')
+        self.assertFalse(login.context)
+        self.client.get('/test_admin/admin/logout/')
+
+        # Test if user enters e-mail address
+        request = self.client.get('/test_admin/admin/secure-view/')
+        self.failUnlessEqual(request.status_code, 200)
+        login = self.client.post('/test_admin/admin/secure-view/', self.super_email_login)
+        self.assertContains(login, "Your e-mail address is not your username")
+        # only correct passwords get a username hint
+        login = self.client.post('/test_admin/admin/secure-view/', self.super_email_bad_login)
+        self.assertContains(login, "Usernames cannot contain the &#39;@&#39; character")
+        new_user = User(username='jondoe', password='secret', email='super@example.com')
+        new_user.save()
+        # check to ensure if there are multiple e-mail addresses a user doesn't get a 500
+        login = self.client.post('/test_admin/admin/secure-view/', self.super_email_login)
+        self.assertContains(login, "Usernames cannot contain the &#39;@&#39; character")
+
+        # Add User
+        request = self.client.get('/test_admin/admin/secure-view/')
+        self.failUnlessEqual(request.status_code, 200)
+        login = self.client.post('/test_admin/admin/secure-view/', self.adduser_login)
+        self.assertRedirects(login, '/test_admin/admin/secure-view/')
+        self.assertFalse(login.context)
+        self.client.get('/test_admin/admin/logout/')
+
+        # Change User
+        request = self.client.get('/test_admin/admin/secure-view/')
+        self.failUnlessEqual(request.status_code, 200)
+        login = self.client.post('/test_admin/admin/secure-view/', self.changeuser_login)
+        self.assertRedirects(login, '/test_admin/admin/secure-view/')
+        self.assertFalse(login.context)
+        self.client.get('/test_admin/admin/logout/')
+
+        # Delete User
+        request = self.client.get('/test_admin/admin/secure-view/')
+        self.failUnlessEqual(request.status_code, 200)
+        login = self.client.post('/test_admin/admin/secure-view/', self.deleteuser_login)
+        self.assertRedirects(login, '/test_admin/admin/secure-view/')
+        self.assertFalse(login.context)
+        self.client.get('/test_admin/admin/logout/')
+
+        # Regular User should not be able to login.
+        request = self.client.get('/test_admin/admin/secure-view/')
+        self.failUnlessEqual(request.status_code, 200)
+        login = self.client.post('/test_admin/admin/secure-view/', self.joepublic_login)
+        self.failUnlessEqual(login.status_code, 200)
+        # Login.context is a list of context dicts we just need to check the first one.
+        self.assert_(login.context[0].get('error_message'))

tests/regressiontests/admin_views/urls.py

@@ -1,7 +1,9 @@
 from django.conf.urls.defaults import *
 from django.contrib import admin
+import views
 
 urlpatterns = patterns('',
     (r'^admin/doc/', include('django.contrib.admindocs.urls')),
+    (r'^admin/secure-view/$', views.secure_view),
     (r'^admin/(.*)', admin.site.root),
 )

tests/regressiontests/admin_views/views.py

@@ -0,0 +1,6 @@
+from django.contrib.admin.views.decorators import staff_member_required
+from django.http import HttpResponse
+
+def secure_view(request):
+    return HttpResponse('')
+secure_view = staff_member_required(secure_view)