Statistics about domains and identities.

fix #491

modoboa/extensions/admin/models/domain.py

@@ -56,6 +56,11 @@ class Domain(AdminObject):
     def mbalias_count(self):
         return self.alias_set.count()
 
+    @property
+    def identities_count(self):
+        """Total number of identities in this domain."""
+        return self.mailbox_set.count() + self.alias_set.count()
+
     @property
     def tags(self):
         return [{"name": "domain", "label": _("Domain"), "type": "dom"}]

modoboa/extensions/admin/templates/admin/domain_statistics.html

@@ -0,0 +1,63 @@
+{% extends "admin/header.html" %}
+
+{% load i18n %}
+{% load admin_tags %}
+
+{% block leftcol %}
+<ul class="nav nav-sidebar">
+  {% domains_menu "statistics" user %}
+</ul>
+
+{% get_extra_admin_content user "leftcol" selection %}
+{% endblock %}
+
+{% block apparea %}
+<h2>{% trans "Statistics" %} <small>{% trans "Domains and identities" %}</small></h2>
+<hr>
+
+<div class="row">
+  {% if user.group == "SuperAdmins" %}  
+  <div class="col-xs-12 col-sm-6">
+    <div class="panel panel-info">
+      <div class="panel-heading"><h3 class="panel-title">{% trans "Global counters" %}</h3></div>
+      <div class="panel-body"></div>
+      <table class="table">
+        <tr>
+          <th>{% trans "Type" %}</th>
+          <th>{% trans "Quantity" %}</th>
+        </tr>
+        <tr>
+          <td>{% trans "Domains" %}</td><td>{{ domains_counter }}</td>
+        </tr>
+        <tr>
+          <td>{% trans "Domain aliases" %}</td><td>{{ domain_aliases_counter }}</td>
+        </tr>
+        <tr>
+          <td>{% trans "Identities" %}</td><td>{{ identities_counter }}</td>
+        </tr>
+      </table>
+    </div>
+  </div>
+  {% endif %}
+
+  <div class="col-xs-12 col-sm-6">
+    <div class="panel panel-info">
+      <div class="panel-heading"><h3 class="panel-title">{% trans "Per-domain counters" %}</h3></div>
+      <div class="panel-body"></div>
+      <table class="table">
+        <tr>
+          <th>{% trans "Domain" %}</th>
+          <th>{% trans "Identities" %}</th>
+        </tr>
+        {% for domain in domains %}
+        <tr>
+          <td>{{ domain.name }}</td><td>{{ domain.identities_count }}</td>
+        </tr>
+        {% endfor %}
+      </table>
+    </div>
+  </div>
+
+</div>
+
+{% endblock %}

modoboa/extensions/admin/templatetags/admin_tags.py

@@ -1,10 +1,15 @@
+"""
+Admin extension tags.
+"""
+
 from django import template
+from django.core.urlresolvers import reverse
 from django.template.loader import render_to_string
 from django.utils.translation import ugettext as _, ugettext_lazy
-from django.core.urlresolvers import reverse
+
 from modoboa.lib import events
-from modoboa.lib.webutils import render_actions
 from modoboa.lib.templatetags.lib_tags import render_link
+from modoboa.lib.webutils import render_actions
 
 register = template.Library()
 
@@ -18,39 +23,52 @@ def domains_menu(selection, user):
     """Specific menu for domain related operations.
 
     Corresponds to the menu visible on the left column when you go to
-    Domains.
+    *Domains*.
 
     :param str selection: menu entry currently selected
     :param ``User`` user: connected user
     :rtype: str
     :return: rendered menu (as HTML)
     """
-    if not user.has_perm("admin.add_domain"):
-        return ""
-
+    domain_list_url = (
+        "list/" if selection != "statistics" else reverse("admin:domain_list")
+    )
     entries = [
-        {"name": "newdomain",
-         "label": _("Add domain"),
-         "img": "fa fa-plus",
-         "modal": True,
-         "modalcb": "admin.newdomain_cb",
-         "url": reverse("admin:domain_add")},
-    ]
-    entries += events.raiseQueryEvent("ExtraDomainMenuEntries", user)
-    entries += [
-        {"name": "import",
-         "label": _("Import"),
-         "img": "fa fa-folder-open",
-         "url": reverse("admin:domain_import"),
-         "modal": True,
-         "modalcb": "admin.importform_cb"},
-        {"name": "export",
-         "label": _("Export"),
-         "img": "fa fa-share-alt",
-         "url": reverse("admin:domain_export"),
-         "modal": True,
-         "modalcb": "admin.exportform_cb"}
+        {"name": "domains",
+         "label": _("List domains"),
+         "img": "fa fa-user",
+         "class": "ajaxlink navigation",
+         "url": domain_list_url},
+        {"name": "statistics",
+         "label": _("Statistics"),
+         "img": "fa fa-line-chart",
+         "class": "navigation",
+         "url": reverse("admin:domain_statistics")}
     ]
+    if user.has_perm("admin.add_domain"):
+        entries += [
+            {"name": "newdomain",
+             "label": _("Add domain"),
+             "img": "fa fa-plus",
+             "modal": True,
+             "modalcb": "admin.newdomain_cb",
+             "url": reverse("admin:domain_add")},
+        ]
+        entries += events.raiseQueryEvent("ExtraDomainMenuEntries", user)
+        entries += [
+            {"name": "import",
+             "label": _("Import"),
+             "img": "fa fa-folder-open",
+             "url": reverse("admin:domain_import"),
+             "modal": True,
+             "modalcb": "admin.importform_cb"},
+            {"name": "export",
+             "label": _("Export"),
+             "img": "fa fa-share-alt",
+             "url": reverse("admin:domain_export"),
+             "modal": True,
+             "modalcb": "admin.exportform_cb"}
+        ]
 
     return render_to_string('common/menulist.html', {
         "entries": entries,

modoboa/extensions/admin/urls.py

@@ -8,6 +8,7 @@ urlpatterns = patterns(
     url(r'^domains/$', 'domains', name="domain_list"),
     url(r'^domains/list/$', '_domains', name="_domain_list"),
     url(r'^domains/flatlist/$', 'domains_list', name="domain_flat_list"),
+    url(r'^domains/stats/$', 'domain_statistics', name="domain_statistics"),
     url(r'^domains/new/', 'newdomain', name='domain_add'),
     url(r'^domains/(?P<dom_id>\d+)/edit/$', 'editdomain', name="domain_change"),
     url(r'^domains/(?P<dom_id>\d+)/delete/$', 'deldomain',

modoboa/extensions/admin/views/domain.py

@@ -13,6 +13,7 @@ from django.contrib.auth.decorators import (
 
 import reversion
 
+from modoboa.core.models import User
 from modoboa.lib import parameters, events
 from modoboa.lib.webutils import (
     _render_to_string, render_to_json_response
@@ -21,7 +22,9 @@ from modoboa.lib.exceptions import (
     PermDeniedException
 )
 from modoboa.lib.listing import get_sort_order, get_listing_page
-from modoboa.extensions.admin.models import Domain, Mailbox
+from modoboa.extensions.admin.models import (
+    Domain, DomainAlias, Mailbox, Alias
+)
 from modoboa.extensions.admin.forms import (
     DomainForm
 )
@@ -134,3 +137,18 @@ def deldomain(request, dom_id):
 
     msg = ungettext("Domain deleted", "Domains deleted", 1)
     return render_to_json_response(msg)
+
+
+@login_required
+@permission_required("admin.view_domains")
+def domain_statistics(request):
+    """A simple page to present domain statistics."""
+    context = {}
+    if request.user.group == "SuperAdmins":
+        context.update({
+            "domains_counter": Domain.objects.count(),
+            "domain_aliases_counter": DomainAlias.objects.count(),
+            "identities_counter": User.objects.count() + Alias.objects.count(),
+        })
+    context.update({"domains": Domain.objects.get_for_admin(request.user)})
+    return render(request, "admin/domain_statistics.html", context)