New admin dashboard and widget to display blog news.

see #891

modoboa/core/constants.py

@@ -2,6 +2,11 @@
 
 """Core application constants."""
 
+ADMIN_GROUPS = [
+    "SuperAdmins",
+    "Resellers",
+    "DomainAdmins",
+]
 
 LANGUAGES = (
     ("cs", u"čeština"),

modoboa/core/models.py

@@ -6,6 +6,7 @@ from django.core.urlresolvers import reverse
 from django.db import models
 from django.utils import timezone
 from django.utils.encoding import python_2_unicode_compatible, smart_text
+from django.utils.functional import cached_property
 from django.utils.translation import ugettext as _, ugettext_lazy
 
 from django.contrib.auth.hashers import make_password, is_password_usable
@@ -321,14 +322,13 @@ class User(PermissionsMixin):
     def role(self):
         """Return user role."""
         if not hasattr(self, "_role"):
-            self._role = None
-        if self._role is None:
             if self.is_superuser:
                 self._role = "SuperAdmins"
-            try:
-                self._role = self.groups.all()[0].name
-            except IndexError:
-                self._role = "---"
+            else:
+                try:
+                    self._role = self.groups.all()[0].name
+                except IndexError:
+                    self._role = "---"
         return self._role
 
     @role.setter
@@ -357,6 +357,11 @@ class User(PermissionsMixin):
         self.save()
         self._role = role
 
+    @cached_property
+    def is_admin(self):
+        """Shortcut to check if user is administrator."""
+        return self.role in constants.ADMIN_GROUPS
+
     def post_create(self, creator):
         """Grant permission on this user to creator."""
         from modoboa.lib.permissions import grant_access_to_object

modoboa/core/templates/core/dashboard.html

@@ -0,0 +1,40 @@
+{% extends "fluid.html" %}
+
+{% load i18n %}
+
+{% block container_content %}
+
+  <div class="row">
+    <div class="col-xs-12 col-sm-offset-1 col-sm-10">
+      <h1>{% blocktrans with user=user trimmed %}Hello {{ user }}.{% endblocktrans %}</h1>
+
+      <div class="row">
+        <div class="col-xs-12 col-sm-6">
+          <div class="panel panel-primary">
+            <div class="panel-heading">
+              <h3 class="panel-title">{% trans "Latest news" %}</h3>
+            </div>
+            <table class="table">
+              <tbody>
+                {% for post in news %}
+                  <tr>
+                    <td><a href="{{ post.link }}" target="_blank">{{ post.title }}</a></td>
+                    <td class="text-right">{{ post.published|date:"DATE_FORMAT" }}</td>
+                  </tr>
+                {% endfor %}
+              </tbody>
+            </table>
+
+            <div class="panel-body text-center">
+              {% blocktrans trimmed %}
+                Visit to the <a href="https://modoboa.org/blog/" target="_blank">official weblog</a> for more information.
+              {% endblocktrans %}
+            </div>
+          </div>
+        </div>
+      </div>
+
+    </div>
+  </div>
+
+{% endblock container_content %}

modoboa/core/templatetags/core_tags.py

@@ -18,8 +18,17 @@ register = template.Library()
 
 @register.simple_tag
 def core_menu(selection, user):
-    entries = \
-        events.raiseQueryEvent("AdminMenuDisplay", "top_menu", user)
+    """Build the top level menu."""
+    entries = []
+    if user.is_admin:
+        entries += [
+            {"name": "dashboard",
+             "label": "",
+             "img": "fa fa-home fa-lg",
+             "url": reverse("core:dashboard")}
+        ]
+    entries += (
+        events.raiseQueryEvent("AdminMenuDisplay", "top_menu", user))
     if user.is_superuser:
         entries += [
             {"name": "settings",

modoboa/core/urls.py

@@ -1,9 +1,13 @@
 from django.conf.urls import patterns, url
 
+from . import views
 
 urlpatterns = patterns(
     '',
 
+    url(r'^dashboard/$', views.DashboardView.as_view(),
+        name="dashboard"),
+
     url(r'^accounts/login/$', 'modoboa.core.views.auth.dologin',
         name="login"),
     url(r'^accounts/logout/$', 'modoboa.core.views.auth.dologout',

modoboa/core/views/__init__.py

@@ -0,0 +1,7 @@
+"""Core views."""
+
+from .dashboard import DashboardView
+
+__all__ = [
+    "DashboardView",
+]

modoboa/core/views/auth.py

@@ -12,6 +12,8 @@ from modoboa.core.forms import LoginForm
 from modoboa.lib import events
 from modoboa.lib.web_utils import _render_to_string
 
+logger = logging.getLogger("modoboa.auth")
+
 
 def dologin(request):
     """Try to authenticate."""
@@ -45,10 +47,7 @@ def dologin(request):
                 if nextlocation is None:
                     nextlocation = request.POST.get("next", None)
                     if nextlocation is None or nextlocation == "None":
-                        if user.group == "SimpleUsers":
-                            nextlocation = reverse("topredirection")
-                        else:
-                            nextlocation = reverse("admin:domain_list")
+                        nextlocation = reverse("topredirection")
                 return HttpResponseRedirect(nextlocation)
             error = _(
                 "Your username and password didn't match. Please try again.")

modoboa/core/views/dashboard.py

@@ -0,0 +1,37 @@
+"""Core dashboard views."""
+
+from dateutil import parser
+import feedparser
+
+from django.views import generic
+
+from django.contrib.auth import mixins as auth_mixins
+
+
+class DashboardView(auth_mixins.AccessMixin, generic.TemplateView):
+    """Dashboard view."""
+
+    template_name = "core/dashboard.html"
+
+    def dispatch(self, request, *args, **kwargs):
+        """Check if user can access dashboard."""
+        if not request.user.is_admin:
+            return self.handle_no_permission()
+        return super(DashboardView, self).dispatch(request, *args, **kwargs)
+
+    def get_context_data(self, **kwargs):
+        """Add context variables."""
+        context = super(DashboardView, self).get_context_data(**kwargs)
+        context.update({"selection": "dashboard"})
+        if self.request.user.language == "fr":
+            lang = "fr"
+        else:
+            lang = "en"
+        posts = feedparser.parse(
+            "https://modoboa.org/{}/weblog/feeds/".format(lang))
+        entries = []
+        for entry in posts["entries"][:5]:
+            entry["published"] = parser.parse(entry["published"])
+            entries.append(entry)
+        context.update({"news": entries})
+        return context

modoboa/lib/web_utils.py

@@ -154,7 +154,7 @@ def topredirection(request):
     from modoboa.lib import parameters
     from modoboa.core.extensions import exts_pool
 
-    if request.user.group == 'SimpleUsers':
+    if request.user.role == "SimpleUsers":
         topredir = parameters.get_admin("DEFAULT_TOP_REDIRECTION", app="core")
         if topredir != "user":
             infos = exts_pool.get_extension_infos(topredir)
@@ -162,8 +162,7 @@ def topredirection(request):
         else:
             path = reverse("core:user_index")
     else:
-        # FIXME
-        path = reverse("admin:domain_list")
+        path = reverse("core:dashboard")
     return HttpResponseRedirect(path)
 
 

requirements.txt

@@ -19,3 +19,5 @@ gevent==1.1.1
 ipaddress
 dnspython==1.12.0
 jsonfield==1.0.3
+py-dateutil==2.2
+feedparser==5.2.1