Implement widget configuration views & forms

netbox/extras/constants.py

@@ -1,3 +1,5 @@
+from django.contrib.contenttypes.models import ContentType
+
 # Webhook content types
 HTTP_CONTENT_TYPE_JSON = 'application/json'
 
@@ -10,10 +12,9 @@ DEFAULT_DASHBOARD = [
         'title': 'IPAM',
         'config': {
             'models': [
-                'ipam.Aggregate',
-                'ipam.Prefix',
-                'ipam.IPRange',
-                'ipam.IPAddress',
+                ContentType.objects.get_by_natural_key('ipam', 'aggregate').pk,
+                ContentType.objects.get_by_natural_key('ipam', 'prefix').pk,
+                ContentType.objects.get_by_natural_key('ipam', 'ipaddress').pk,
             ]
         }
     },
@@ -24,15 +25,14 @@ DEFAULT_DASHBOARD = [
         'title': 'DCIM',
         'config': {
             'models': [
-                'dcim.Site',
-                'dcim.Rack',
-                'dcim.Device',
-                'dcim.Cable',
+                ContentType.objects.get_by_natural_key('dcim', 'site').pk,
+                ContentType.objects.get_by_natural_key('dcim', 'rack').pk,
+                ContentType.objects.get_by_natural_key('dcim', 'device').pk,
             ]
         }
     },
     {
-        'widget': 'extras.StaticContentWidget',
+        'widget': 'extras.NoteWidget',
         'width': 4,
         'height': 3,
         'config': {

netbox/extras/dashboard/forms.py

@@ -0,0 +1,13 @@
+from django import forms
+
+from utilities.forms import BootstrapMixin
+
+__all__ = (
+    'DashboardWidgetForm',
+)
+
+
+class DashboardWidgetForm(BootstrapMixin, forms.Form):
+    title = forms.CharField(
+        required=False
+    )

netbox/extras/dashboard/utils.py

@@ -5,6 +5,8 @@ from extras.constants import DEFAULT_DASHBOARD
 
 __all__ = (
     'get_dashboard',
+    'get_default_dashboard_config',
+    'get_widget_class_and_config',
     'register_widget',
 )
 
@@ -20,6 +22,12 @@ def register_widget(cls):
     return cls
 
 
+def get_widget_class_and_config(user, id):
+    config = dict(user.config.get(f'dashboard.widgets.{id}'))  # Copy to avoid mutating userconfig data
+    widget_class = registry['widgets'].get(config.pop('class'))
+    return widget_class, config
+
+
 def get_dashboard(user):
     """
     Return the dashboard layout for a given User.
@@ -33,10 +41,8 @@ def get_dashboard(user):
 
     widgets = []
     for grid_item in config['layout']:
-        widget_id = grid_item['id']
-        widget_config = config['widgets'][widget_id]
-        widget_class = registry['widgets'].get(widget_config.pop('class'))
-        widget = widget_class(id=widget_id, **widget_config)
+        widget_class, widget_config = get_widget_class_and_config(user, grid_item['id'])
+        widget = widget_class(id=grid_item['id'], **widget_config)
         widget.set_layout(grid_item)
         widgets.append(widget)
 

netbox/extras/dashboard/widgets.py

@@ -1,18 +1,21 @@
 import uuid
 
+from django import forms
 from django.contrib.contenttypes.models import ContentType
 from django.template.loader import render_to_string
 from django.utils.safestring import mark_safe
 from django.utils.translation import gettext as _
 
+from utilities.forms import BootstrapMixin
+from utilities.forms.fields import ContentTypeMultipleChoiceField
 from utilities.templatetags.builtins.filters import render_markdown
 from .utils import register_widget
 
 __all__ = (
     'ChangeLogWidget',
     'DashboardWidget',
+    'NoteWidget',
     'ObjectCountsWidget',
-    'StaticContentWidget',
 )
 
 
@@ -22,7 +25,10 @@ class DashboardWidget:
     width = 4
     height = 3
 
-    def __init__(self, id=None, config=None, title=None, width=None, height=None, x=None, y=None):
+    class ConfigForm(forms.Form):
+        pass
+
+    def __init__(self, id=None, title=None, config=None, width=None, height=None, x=None, y=None):
         self.id = id or uuid.uuid4()
         self.config = config or {}
         if title:
@@ -48,7 +54,7 @@ class DashboardWidget:
 
 
 @register_widget
-class StaticContentWidget(DashboardWidget):
+class NoteWidget(DashboardWidget):
     description = _('Display some arbitrary custom content. Markdown is supported.')
     default_content = """
     <div class="d-flex justify-content-center align-items-center" style="height: 100%">
@@ -56,6 +62,11 @@ class StaticContentWidget(DashboardWidget):
     </div>
     """
 
+    class ConfigForm(BootstrapMixin, forms.Form):
+        content = forms.CharField(
+            widget=forms.Textarea()
+        )
+
     def render(self, request):
         if content := self.config.get('content'):
             return render_markdown(content)
@@ -68,11 +79,19 @@ class ObjectCountsWidget(DashboardWidget):
     description = _('Display a set of NetBox models and the number of objects created for each type.')
     template_name = 'extras/dashboard/widgets/objectcounts.html'
 
+    class ConfigForm(BootstrapMixin, forms.Form):
+        # TODO: Track models by app label & name rather than ContentType ID
+        models = ContentTypeMultipleChoiceField(
+            queryset=ContentType.objects.all()
+        )
+
+        def clean_models(self):
+            return [obj.pk for obj in self.cleaned_data['models']]
+
     def render(self, request):
         counts = []
-        for model_name in self.config['models']:
-            app_label, name = model_name.lower().split('.')
-            model = ContentType.objects.get_by_natural_key(app_label, name).model_class()
+        for content_type_id in self.config['models']:
+            model = ContentType.objects.get(pk=content_type_id).model_class()
             object_count = model.objects.restrict(request.user, 'view').count
             counts.append((model, object_count))
 

netbox/extras/urls.py

@@ -87,6 +87,9 @@ urlpatterns = [
     path('changelog/', views.ObjectChangeListView.as_view(), name='objectchange_list'),
     path('changelog/<int:pk>/', include(get_model_urls('extras', 'objectchange'))),
 
+    # User dashboard
+    path('dashboard/widgets/', views.DashboardWidgetConfigView.as_view(), name='dashboardwidget_edit'),
+
     # Reports
     path('reports/', views.ReportListView.as_view(), name='report_list'),
     path('reports/results/<int:job_result_pk>/', views.ReportResultView.as_view(), name='report_result'),

netbox/extras/views.py

@@ -1,4 +1,5 @@
 from django.contrib import messages
+from django.contrib.auth.mixins import LoginRequiredMixin
 from django.contrib.contenttypes.models import ContentType
 from django.db.models import Count, Q
 from django.http import Http404, HttpResponseForbidden
@@ -8,6 +9,8 @@ from django.views.generic import View
 from django_rq.queues import get_connection
 from rq import Worker
 
+from extras.dashboard.forms import DashboardWidgetForm
+from extras.dashboard.utils import get_widget_class_and_config
 from netbox.views import generic
 from utilities.htmx import is_htmx
 from utilities.utils import copy_safe_request, count_related, get_viewname, normalize_querydict, shallow_compare_dict
@@ -664,6 +667,42 @@ class JournalEntryBulkDeleteView(generic.BulkDeleteView):
     table = tables.JournalEntryTable
 
 
+#
+# Dashboard widgets
+#
+
+class DashboardWidgetConfigView(LoginRequiredMixin, View):
+    template_name = 'extras/dashboardwidget_edit.html'
+
+    def get(self, request):
+        widget_class, config = get_widget_class_and_config(request.user, request.GET['id'])
+        widget_form = DashboardWidgetForm(initial=config)
+        config_form = widget_class.ConfigForm(initial=config.get('config'), prefix='config')
+
+        return render(request, self.template_name, {
+            'widget_form': widget_form,
+            'config_form': config_form,
+        })
+
+    def post(self, request):
+        id = request.GET['id']
+        widget_class, config = get_widget_class_and_config(request.user, id)
+        widget_form = DashboardWidgetForm(request.POST)
+        config_form = widget_class.ConfigForm(request.POST, prefix='config')
+
+        if widget_form.is_valid() and config_form.is_valid():
+            data = widget_form.cleaned_data
+            data['config'] = config_form.cleaned_data
+            request.user.config.set(f'dashboard.widgets.{id}', data, commit=True)
+
+            return redirect('home')
+
+        return render(request, self.template_name, {
+            'widget_form': widget_form,
+            'config_form': config_form,
+        })
+
+
 #
 # Reports
 #

netbox/templates/extras/dashboard/widget.html

@@ -9,16 +9,18 @@
     gs-id="{{ widget.id }}"
 >
   <div class="card grid-stack-item-content">
-    {% if widget.title %}
-      <div class="card-header text-center text-light bg-secondary p-1">
-        <div class="float-end pe-1"><i class="mdi mdi-close"></i></div>
-        <strong>{{ widget.title }}</strong>
+    <div class="card-header text-center text-light bg-secondary p-1">
+      <div class="float-start ps-1">
+        <a href="{% url 'extras:dashboardwidget_edit' %}?id={{ widget.id }}"><i class="mdi mdi-cog text-gray"></i></a>
       </div>
-    {% endif %}
-    <div class="card-body p-2">
-      {% if not widget.title %}
-        <div class="float-end pe-1"><i class="mdi mdi-close"></i></div>
+      <div class="float-end pe-1">
+        <a href="#"><i class="mdi mdi-close text-gray"></i></a>
+      </div>
+      {% if widget.title %}
+        <strong>{{ widget.title }}</strong>
       {% endif %}
+    </div>
+    <div class="card-body p-2">
       {% render_widget widget %}
     </div>
   </div>

netbox/templates/extras/dashboardwidget_edit.html

@@ -0,0 +1,33 @@
+{% extends 'base/layout.html' %}
+{% load form_helpers %}
+
+
+{% block title %}
+  Editing {{ widget }}
+{% endblock title %}
+
+{% block content-wrapper %}
+  <div class="tab-content">
+    <div class="tab-pane show active" id="edit-form" role="tabpanel" aria-labelledby="object-list-tab">
+
+      <form action="" method="post" enctype="multipart/form-data" class="form-object-edit mt-5">
+        {% csrf_token %}
+
+        <div id="form_fields">
+          {% block form %}
+            {% render_form widget_form %}
+            {% render_form config_form %}
+          {% endblock form %}
+        </div>
+
+        <div class="text-end my-3">
+          {% block buttons %}
+            <button type="submit" name="_update" class="btn btn-primary">Save</button>
+            <a class="btn btn-outline-danger" href="{% url 'home' %}">Cancel</a>
+          {% endblock buttons %}
+        </div>
+      </form>
+    </div>
+  </div>
+
+{% endblock content-wrapper %}