From ecf561e305a6b648679536897ae498514c3ea36a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Norman=20J=C3=A4ckel?= <openslides@normanjaeckel.de>
Date: Sat, 9 Jan 2016 01:10:37 +0100
Subject: [PATCH] Added login info text in config and view.

---
 openslides/core/signals.py            |  8 +++++++
 openslides/users/views.py             | 33 +++++++++++++++++++++++++--
 tests/integration/users/test_views.py |  4 +++-
 3 files changed, 42 insertions(+), 3 deletions(-)

diff --git a/openslides/core/signals.py b/openslides/core/signals.py
index 13afbd393..e1dd700a6 100644
--- a/openslides/core/signals.py
+++ b/openslides/core/signals.py
@@ -75,6 +75,14 @@ def setup_general_config(sender, **kwargs):
         group=ugettext_lazy('General'),
         subgroup=ugettext_lazy('System'))
 
+    yield ConfigVariable(
+        name='general_login_info_text',
+        default_value='',
+        label=ugettext_lazy('Show this text on the login page.'),
+        weight=140,
+        group=ugettext_lazy('General'),
+        subgroup=ugettext_lazy('System'))
+
     # Projector
 
     yield ConfigVariable(
diff --git a/openslides/users/views.py b/openslides/users/views.py
index 938194609..104afef1d 100644
--- a/openslides/users/views.py
+++ b/openslides/users/views.py
@@ -191,7 +191,7 @@ class UserLoginView(APIView):
     """
     Login the user.
     """
-    http_method_names = ['post']
+    http_method_names = ['get', 'post']
 
     def post(self, *args, **kwargs):
         form = AuthenticationForm(self.request, data=self.request.data)
@@ -202,7 +202,36 @@ class UserLoginView(APIView):
         return super().post(*args, **kwargs)
 
     def get_context_data(self, **context):
-        context['user_id'] = self.user.pk
+        """
+        Adds some context.
+
+        For GET requests adds login info text to context. This info text is
+        taken from the config. If this value is empty, a special text is used
+        if the admin user has the password 'admin'.
+
+        For POST requests adds the id of the current user to the context.
+        """
+        if self.request.method == 'GET':
+            if config['general_login_info_text']:
+                context['info_text'] = config['general_login_info_text']
+            else:
+                try:
+                    user = User.objects.get(username='admin')
+                except User.DoesNotExist:
+                    context['info_text'] = ''
+                else:
+                    if user.check_password('admin'):
+                        context['info_text'] = _(
+                            'Installation was successfully. Use {username} and '
+                            '{password} for first login. Important: Please change '
+                            'your password!'.format(
+                                username='<strong>admin</strong>',
+                                password='<strong>admin</strong>'))
+                    else:
+                        context['info_text'] = ''
+        else:
+            # self.request.method == 'POST'
+            context['user_id'] = self.user.pk
         return super().get_context_data(**context)
 
 
diff --git a/tests/integration/users/test_views.py b/tests/integration/users/test_views.py
index de90a7cbf..2533ef2fe 100644
--- a/tests/integration/users/test_views.py
+++ b/tests/integration/users/test_views.py
@@ -64,7 +64,9 @@ class TestUserLoginView(TestCase):
     def test_get(self):
         response = self.client.get(self.url)
 
-        self.assertEqual(response.status_code, 405)
+        self.assertEqual(response.status_code, 200)
+        self.assertTrue(
+            json.loads(response.content.decode()).get('info_text'))
 
     def test_post_no_data(self):
         response = self.client.post(self.url)