Add Notification Panel

- List view of all notifications (will be split into acknowleged and
  unacknowledged)
- Detail view of each notification
- Acknowledge notifications
- Error notifications show up in red

Change-Id: I0800201b42424bfdd3f27dd090502f28e4f54227

adjutant_ui/api/adjutant.py

@@ -101,6 +101,14 @@ DEFAULT_HIDDEN_QUOTAS = {
     ],
 }
 
+NOTIFICATION = collections.namedtuple('Notification',
+                                      ['uuid', 'notes', 'error', 'created_on',
+                                       'acknowledged', 'task'])
+
+
+class AdjutantApiError(BaseException):
+    pass
+
 
 def _get_endpoint_url(request):
     # If the request is made by an anonymous user, this endpoint request fails.
@@ -333,6 +341,76 @@ def signup_submit(request, data):
         raise
 
 
+def notification_list(request, filters={}, page=1):
+    notifs_per_page = utils.get_page_size(request)
+    headers = {"Content-Type": "application/json",
+               'X-Auth-Token': request.user.token.id}
+
+    response = get(request, 'notifications', headers=headers,
+                   params={'filters': json.dumps(filters), 'page': page,
+                           'notifications_per_page': notifs_per_page})
+    if not response.status_code == 200:
+        if response.json() == {'error': 'Empty page'}:
+            raise AdjutantApiError("Empty Page")
+        raise BaseException
+
+    notificationlist = []
+    for notification in response.json()['notifications']:
+        notificationlist.append(notification_obj_get(
+            request, notification=notification))
+    has_more = response.json()['has_more']
+    has_prev = response.json()['has_prev']
+    return notificationlist, has_prev, has_more
+
+
+def notification_get(request, uuid):
+    headers = {"Content-Type": "application/json",
+               'X-Auth-Token': request.user.token.id}
+
+    response = get(request, 'notifications/%s/' % uuid, headers=headers)
+    return response
+
+
+def notification_obj_get(request, notification_id=None, notification=None):
+    if not notification:
+        notification = notification_get(request, notification_id).json()
+
+    if notification['error']:
+        notes = notification['notes'].get('errors')
+    else:
+        notes = notification['notes'].get('notes')
+
+    if not notes:
+        notes = notification['notes']
+    if isinstance(notes, list) and len(notes) == 1:
+        notes = notes[0]
+
+    if not isinstance(notes, six.text_type):
+        notes = json.dumps(notes)
+
+    return NOTIFICATION(uuid=notification['uuid'],
+                        task=notification['task'],
+                        error=notification['error'],
+                        created_on=notification['created_on'],
+                        acknowledged=notification['acknowledged'],
+                        notes=notes)
+
+
+def notifications_acknowlege(request, notification_id=None):
+    headers = {"Content-Type": "application/json",
+               'X-Auth-Token': request.user.token.id}
+    # Takes either a single notification id or a list of them
+    # and acknowleges all of them
+    if isinstance(notification_id, list):
+        data = {'notifications': notification_id}
+        return post(request, 'notifications', data=json.dumps(data),
+                    headers=headers)
+    else:
+        url = "notifications/%s/" % notification_id
+        return post(request, url, data=json.dumps({'acknowledged': True}),
+                    headers=headers)
+
+
 def task_list(request, filters={}, page=1):
     tasks_per_page = utils.get_page_size(request)
     tasklist = []
@@ -368,7 +446,7 @@ def task_get(request, task_id):
 
 def task_obj_get(request, task_id=None, task=None, page=0):
     if not task:
-        task = task_get(request, task_id)
+        task = task_get(request, task_id).json()
 
     status = "Awaiting Approval"
     if task['cancelled']:
@@ -384,8 +462,8 @@ def task_obj_get(request, task_id=None, task=None, page=0):
             id=task['uuid'],
             task_type=task['task_type'],
             valid=valid,
-            request_by=task['keystone_user'].get('username'),
-            request_project=task['keystone_user'].get('project_name'),
+            request_by=task['keystone_user'].get('username', '-'),
+            request_project=task['keystone_user'].get('project_name', '-'),
             status=status,
             created_on=task['created_on'],
             approved_on=task['approved_on'],

adjutant_ui/content/notifications/panel.py

@@ -0,0 +1,23 @@
+# Copyright (c) 2016 Catalyst IT Ltd.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from django.utils.translation import ugettext_lazy as _
+
+import horizon
+
+
+class NotificationPanel(horizon.Panel):
+    name = _('Admin Notifications')
+    slug = 'notifications'
+    policy_rules = (("identity", "admin_required"),)

adjutant_ui/content/notifications/tables.py

@@ -0,0 +1,111 @@
+# Copyright (c) 2016 Catalyst IT Ltd.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from django.core import urlresolvers
+from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import ungettext_lazy
+
+from horizon import exceptions
+from horizon import tables
+
+from adjutant_ui.api import adjutant
+
+
+class AcknowlegeNotifcation(tables.BatchAction):
+    name = 'acknowlege'
+    help_text = _("This will acknowlege all selected tasks.")
+
+    @staticmethod
+    def action_present(count):
+        return ungettext_lazy(
+            u"Acknowlege Notification",
+            u"Acknowlege Notifications",
+            count
+        )
+
+    @staticmethod
+    def action_past(count):
+        return ungettext_lazy(
+            u"Acknowleged Notification",
+            u"Acknowleged Notifications",
+            count
+        )
+
+    def action(self, request, obj_id):
+        result = adjutant.notifications_acknowlege(request, obj_id)
+        if not result or result.status_code != 200:
+            exception = exceptions.NotAvailable()
+            exception._safe_message = False
+            raise exception
+
+    def allowed(self, request, notification=None):
+        if notification:
+            return not(notification.acknowledged)
+        return True
+
+
+def get_task_link(datum):
+    return urlresolvers.reverse("horizon:management:tasks:detail",
+                                args=(datum.task,))
+
+
+class ErrorRow(tables.Row):
+
+    def __init__(self, *args, **kwargs):
+        super(ErrorRow, self).__init__(*args, **kwargs)
+        if not self.datum:
+            return
+        if self.datum.error:
+            self.classes.append('danger')
+
+
+class NotificationTable(tables.DataTable):
+    uuid = tables.Column('uuid', verbose_name=_('Notification ID'),
+                         link="horizon:management:notifications:detail")
+    task = tables.Column('task', verbose_name=_('Task ID'),
+                         link=get_task_link)
+    error = tables.Column('error', verbose_name=_('Error'))
+    created_on = tables.Column('created_on',
+                               verbose_name=_('Request Date'))
+    notes = tables.Column('notes')
+
+    class Meta(object):
+        template = 'notifications/table_override.html'
+        name = 'notification_table'
+        verbose_name = _('Unacknowledged Notifications')
+        table_actions = (AcknowlegeNotifcation, )
+        row_actions = (AcknowlegeNotifcation, )
+        row_class = ErrorRow
+        prev_pagination_param = pagination_param = 'task_page'
+
+    def get_prev_marker(self):
+        return str(int(self.page) - 1) if self.data else ''
+
+    def get_marker(self):
+        return str(int(self.page) + 1) if self.data else ''
+
+    def get_object_display(self, obj):
+        return obj.uuid
+
+    def get_object_id(self, obj):
+        return obj.uuid
+
+
+class AcknowlegedNotificationTable(NotificationTable):
+
+    class Meta(object):
+        name = 'acknowleged_table'
+        verbose_name = _('Acknowleged Notifications')
+        prev_pagination_param = pagination_param = 'acknowledged_page'
+        table_actions = ()

adjutant_ui/content/notifications/tabs.py

@@ -0,0 +1,99 @@
+# Copyright (c) 2016 Catalyst IT Ltd.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from django.utils.translation import ugettext_lazy as _
+
+from horizon import exceptions
+from horizon import tabs
+
+from adjutant_ui.content.notifications import tables as notification_tables
+from adjutant_ui.api import adjutant
+from adjutant_ui.api.adjutant import AdjutantApiError
+
+
+class UnacknowledgedNotificationsTab(tabs.TableTab):
+    table_classes = (notification_tables.NotificationTable,)
+    template_name = 'horizon/common/_detail_table.html'
+    page_title = _("Unacknowledged Notifications")
+    name = _('Unacknowledged')
+    slug = 'unacknowledged'
+    filters = {'acknowledged': {'exact': False}}
+    _prev = False
+    _more = False
+    _page = 1
+
+    def get_notification_table_data(self):
+        notifications = []
+        self._page = self.request.GET.get(
+            self.table_classes[0]._meta.pagination_param, 1)
+        try:
+            notifications, self._prev, self._more = adjutant.notification_list(
+                self.request, filters=self.filters, page=self._page)
+        except AdjutantApiError as e:
+            if e.message != "Empty Page":
+                raise
+            try:
+                self._page = 1
+                notifications, self._prev, self._more = \
+                    adjutant.notification_list(
+                            self.request, filters=self.filters,
+                            page=self._page)
+            except Exception:
+                exceptions.handle(
+                    self.request, _('Failed to list notifications.'))
+        except Exception:
+            exceptions.handle(self.request, _('Failed to list notifications.'))
+        return notifications
+
+    def has_prev_data(self, table):
+        table.page = self._page
+        return self._prev
+
+    def has_more_data(self, table):
+        table.page = self._page
+        return self._more
+
+
+class AcknowlededNotificationsTab(UnacknowledgedNotificationsTab):
+    table_classes = (notification_tables.AcknowlegedNotificationTable,)
+    page_title = _("Acknowleged Notifications")
+    name = _('Acknowleged')
+    slug = 'acknowledged'
+    filters = {'acknowledged': {'exact': True}}
+
+    def get_acknowleged_table_data(self):
+        notifications = []
+        self._page = self.request.GET.get(
+            self.table_classes[0]._meta.pagination_param, 1)
+        try:
+            notifications, self._prev, self._more = adjutant.notification_list(
+                self.request, filters=self.filters, page=self._page)
+        except Exception:
+            exceptions.handle(self.request, _('Failed to list notifications.'))
+        return notifications
+
+
+class NotificationTabGroup(tabs.TabGroup):
+    slug = "notifications"
+    tabs = (UnacknowledgedNotificationsTab, AcknowlededNotificationsTab, )
+    sticky = True
+
+    def get_selected_tab(self):
+        super(NotificationTabGroup, self).get_selected_tab()
+        if not self._selected:
+            for tab in self.tabs:
+                param = tab.table_classes[0]._meta.pagination_param
+                if self.request.GET.get(param):
+                    self._selected = self.get_tab(tab.slug)
+                    return self._selected

adjutant_ui/content/notifications/templates/notifications/detail.html

@@ -0,0 +1,32 @@
+{% extends 'base.html' %}
+{% load i18n %}
+{% load task_filters %}
+{% block title %}{% trans "Notification Details" %}{% endblock %}
+
+{% block page_header %}
+  {% include 'horizon/common/_detail_header.html' %}
+{% endblock %}
+
+{% block main %}
+  <div class="detail">
+    <dl class="dl-horizontal">
+      <dt>{% trans "ID" %}</dt>
+      <dd>{{ notification.uuid }}</dd>
+      <dt>{% trans "Error" %}</dt>
+      <dd>{{ notification.error }}</dd>
+      <dt>{% trans "Notes" %}</dt>
+      <dd>{{ notification.notes }}</dd>
+      <dt>{% trans "Created On" %}</dt>
+      <dd>{{ notification.created_on }}</dd>
+      <dt>{% trans "Acknowleged" %}</dt>
+      <dd>{{ notification.acknowledged }}</dd>
+      <dt>{% trans "Task" %}</dt>
+      <dd><a href="{% url 'horizon:management:tasks:detail' notification.task %}">{{ notification.task }}</a></dd>
+      <dt>{% trans "Task Type" %}</dt>
+      <dd>{{ task.task_type }}</dd>
+      <dt>{% trans "Request By" %}</dt>
+      <dd>{{ task.request_by }}</dd>
+      <dt>{% trans "Task Status" %}</dt>
+      <dd>{{ task.status }}</dd>
+  </div>
+{% endblock %}

adjutant_ui/content/notifications/templates/notifications/index.html

@@ -0,0 +1,11 @@
+{% extends 'base.html' %}
+{% load i18n %}
+{% block title %}{% trans "Admin Notifications" %}{% endblock %}
+
+{% block main %}
+<div class="row">
+    <div class="col-sm-12">
+      {{ tab_group.render }}
+    </div>
+</div>
+{% endblock %}

adjutant_ui/content/notifications/templates/notifications/table_override.html

@@ -0,0 +1,2 @@
+{% extends 'horizon/common/_data_table.html' %}
+{% block table_css_classes %}table datatable {% endblock %}

adjutant_ui/content/notifications/urls.py

@@ -0,0 +1,25 @@
+# Copyright (c) 2016 Catalyst IT Ltd.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+from django.conf.urls import url
+
+from adjutant_ui.content.notifications import views
+
+
+urlpatterns = [
+    url(r'^$', views.IndexView.as_view(), name='index'),
+    url(r'^(?P<notif_id>[^/]+)/$',
+        views.NotificationDetailView.as_view(), name='detail'),
+]

adjutant_ui/content/notifications/views.py

@@ -0,0 +1,66 @@
+# Copyright (c) 2016 Catalyst IT Ltd.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from django.core.urlresolvers import reverse
+from django.utils.translation import ugettext_lazy as _
+
+from horizon import exceptions
+from horizon import views
+from horizon import tabs
+
+from horizon.utils import memoized
+
+from adjutant_ui.content.notifications import tabs as notification_tab
+from adjutant_ui.content.notifications import tables as notification_tables
+from adjutant_ui.api import adjutant
+
+
+class IndexView(tabs.TabbedTableView):
+    tab_group_class = notification_tab.NotificationTabGroup
+    template_name = 'notifications/index.html'
+    redirect_url = 'horizon:management:notifications:index'
+    page_title = _("Admin Notifications")
+
+
+class NotificationDetailView(views.HorizonTemplateView):
+    redirect_url = "horizon:management:notifications:index"
+    template_name = 'notifications/detail.html'
+    page_title = "Notification: {{ notification.uuid }}"
+
+    def get_context_data(self, **kwargs):
+        context = super(NotificationDetailView, self).get_context_data(
+            **kwargs)
+        notification, task = self.get_data()
+        context["notification"] = notification
+        context['task'] = task
+        context["url"] = reverse(self.redirect_url)
+        context["actions"] = self._get_actions(notification=notification)
+        return context
+
+    def _get_actions(self, notification):
+        table = notification_tables.NotificationTable(self.request)
+        return table.render_row_actions(notification)
+
+    @memoized.memoized_method
+    def get_data(self):
+        try:
+            notification = adjutant.notification_obj_get(
+                self.request, self.kwargs['notif_id'])
+            task = adjutant.task_obj_get(self.request,
+                                         task_id=notification.task)
+            return notification, task
+        except Exception:
+            msg = _('Unable to retrieve notification.')
+            url = reverse('horizon:management:notifications:index')
+            exceptions.handle(self.request, msg, redirect=url)

adjutant_ui/content/tasks/panel.py

@@ -20,4 +20,4 @@ import horizon
 class TaskList(horizon.Panel):
     name = _('Admin Tasks')
     slug = 'tasks'
-    policy_rules = (("identity", "role:admin"),)
+    policy_rules = (("identity", "admin_required"),)

adjutant_ui/enabled/_6100_management_notification_list.py

@@ -0,0 +1,13 @@
+# The slug of the panel to be added to HORIZON_CONFIG. Required.
+PANEL = 'notifications'
+# The slug of the dashboard the PANEL associated with. Required.
+PANEL_DASHBOARD = 'management'
+# The slug of the panel group the PANEL is associated with.
+PANEL_GROUP = 'default'
+
+# Python panel class of the PANEL to be added.
+ADD_PANEL = 'adjutant_ui.content.notifications.panel.NotificationPanel'
+
+ADD_INSTALLED_APPS = [
+    'adjutant_ui.content.notifications'
+]