Merge branch features/user_management_dashboard_widgets

Signed-off-by: Roberto Rosario <roberto.rosario@mayan-edms.com>

mayan/apps/permissions/apps.py

@@ -12,6 +12,7 @@ from mayan.apps.common.menus import (
     menu_list_facet, menu_object, menu_secondary, menu_setup
 )
 from mayan.apps.common.signals import perform_upgrade
+from mayan.apps.dashboards.dashboards import dashboard_main
 from mayan.apps.events.classes import ModelEventType
 from mayan.apps.events.links import (
     link_events_for_object, link_object_event_types_user_subcriptions_list
@@ -19,6 +20,7 @@ from mayan.apps.events.links import (
 from mayan.apps.events.permissions import permission_events_view
 from mayan.apps.navigation.classes import SourceColumn
 
+from .dashboard_widgets import DashboardWidgetRoleTotal
 from .events import event_role_created, event_role_edited
 from .handlers import handler_purge_permissions
 from .links import (
@@ -66,6 +68,10 @@ class PermissionsApp(MayanAppConfig):
             attribute='label', is_identifier=True, is_sortable=True, source=Role
         )
 
+        dashboard_main.add_widget(
+            widget=DashboardWidgetRoleTotal, order=99
+        )
+
         menu_list_facet.bind_links(
             links=(
                 link_acl_list, link_events_for_object,

mayan/apps/permissions/dashboard_widgets.py

@@ -0,0 +1,30 @@
+from __future__ import absolute_import, unicode_literals
+
+from django.apps import apps
+from django.urls import reverse_lazy
+from django.utils.translation import ugettext_lazy as _
+
+from mayan.apps.dashboards.classes import DashboardWidgetNumeric
+
+from .icons import icon_role_list
+from .permissions import permission_role_view
+
+
+class DashboardWidgetRoleTotal(DashboardWidgetNumeric):
+    icon_class = icon_role_list
+    label = _('Total roles')
+    link = reverse_lazy(viewname='permissions:role_list')
+
+    def render(self, request):
+        AccessControlList = apps.get_model(
+            app_label='acls', model_name='AccessControlList'
+        )
+        Role = apps.get_model(
+            app_label='permissions', model_name='Role'
+        )
+
+        self.count = AccessControlList.objects.restrict_queryset(
+            permission=permission_role_view, user=request.user,
+            queryset=Role.objects.all()
+        ).count()
+        return super(DashboardWidgetRoleTotal, self).render(request)

mayan/apps/user_management/apps.py

@@ -16,6 +16,7 @@ from mayan.apps.common.menus import (
     menu_list_facet, menu_multi_item, menu_object, menu_secondary, menu_setup,
     menu_user
 )
+from mayan.apps.dashboards.dashboards import dashboard_main
 from mayan.apps.events.classes import ModelEventType
 from mayan.apps.events.links import (
     link_events_for_object, link_object_event_types_user_subcriptions_list
@@ -25,6 +26,9 @@ from mayan.apps.metadata.classes import MetadataLookup
 from mayan.apps.navigation.classes import SourceColumn
 from mayan.apps.rest_api.fields import DynamicSerializerField
 
+from .dashboard_widgets import (
+    DashboardWidgetGroupTotal, DashboardWidgetUserTotal
+)
 from .events import (
     event_group_created, event_group_edited, event_user_created,
     event_user_edited
@@ -206,6 +210,13 @@ class UserManagementApp(MayanAppConfig):
         )
         User.add_to_class(name='save', value=get_method_user_save())
 
+        dashboard_main.add_widget(
+            widget=DashboardWidgetUserTotal, order=99
+        )
+        dashboard_main.add_widget(
+            widget=DashboardWidgetGroupTotal, order=99
+        )
+
         menu_list_facet.bind_links(
             links=(
                 link_acl_list, link_events_for_object,

mayan/apps/user_management/dashboard_widgets.py

@@ -0,0 +1,46 @@
+from __future__ import absolute_import, unicode_literals
+
+from django.apps import apps
+from django.contrib.auth import get_user_model
+from django.urls import reverse_lazy
+from django.utils.translation import ugettext_lazy as _
+
+from mayan.apps.dashboards.classes import DashboardWidgetNumeric
+
+from .icons import icon_group_list, icon_user_list
+from .permissions import permission_group_view, permission_user_view
+
+
+class DashboardWidgetUserTotal(DashboardWidgetNumeric):
+    icon_class = icon_user_list
+    label = _('Total users')
+    link = reverse_lazy(viewname='user_management:user_list')
+
+    def render(self, request):
+        AccessControlList = apps.get_model(
+            app_label='acls', model_name='AccessControlList'
+        )
+        self.count = AccessControlList.objects.restrict_queryset(
+            permission=permission_user_view, user=request.user,
+            queryset=get_user_model().objects.all()
+        ).count()
+        return super(DashboardWidgetUserTotal, self).render(request)
+
+
+class DashboardWidgetGroupTotal(DashboardWidgetNumeric):
+    icon_class = icon_group_list
+    label = _('Total groups')
+    link = reverse_lazy(viewname='user_management:group_list')
+
+    def render(self, request):
+        AccessControlList = apps.get_model(
+            app_label='acls', model_name='AccessControlList'
+        )
+        Group = apps.get_model(
+            app_label='auth', model_name='Group'
+        )
+        self.count = AccessControlList.objects.restrict_queryset(
+            permission=permission_group_view, user=request.user,
+            queryset=Group.objects.all()
+        ).count()
+        return super(DashboardWidgetGroupTotal, self).render(request)