admin: add flows

manage.py

@@ -6,8 +6,8 @@ from defusedxml import defuse_stdlib
 
 defuse_stdlib()
 
-if __name__ == '__main__':
-    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'passbook.root.settings')
+if __name__ == "__main__":
+    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "passbook.root.settings")
     try:
         from django.core.management import execute_from_command_line
     except ImportError as exc:

passbook/admin/templates/administration/base.html

@@ -52,6 +52,12 @@
                         {% trans 'Property Mappings' %}
                     </a>
                 </li>
+                <li class="pf-c-nav__item">
+                    <a href="{% url 'passbook_admin:flows' %}"
+                        class="pf-c-nav__link {% is_active 'passbook_admin:flows' 'passbook_admin:flow-create' 'passbook_admin:flow-update' 'passbook_admin:flow-delete' %}">
+                        {% trans 'Flows' %}
+                    </a>
+                </li>
                 <li class="pf-c-nav__item">
                     <a href="{% url 'passbook_admin:factors' %}"
                         class="pf-c-nav__link {% is_active 'passbook_admin:factors' 'passbook_admin:factor-create' 'passbook_admin:factor-update' 'passbook_admin:factor-delete' %}">

passbook/admin/templates/administration/flow/list.html

@@ -0,0 +1,71 @@
+{% extends "administration/base.html" %}
+
+{% load i18n %}
+{% load utils %}
+
+{% block content %}
+<section class="pf-c-page__main-section pf-m-light">
+    <div class="pf-c-content">
+        <h1>
+            <i class="pf-icon pf-icon-process-automation"></i>
+            {% trans 'Flows' %}
+        </h1>
+        <p>{% trans "Flows describe a chain of Stages to authenticate, enroll or recover a user. Stages are chosen based on policies applied to them." %}</p>
+    </div>
+</section>
+<section class="pf-c-page__main-section pf-m-no-padding-mobile">
+    <div class="pf-c-card">
+        <div class="pf-c-toolbar" id="page-layout-table-simple-toolbar-top">
+            <div class="pf-c-toolbar__action-group">
+                <a href="{% url 'passbook_admin:flow-create' %}?back={{ request.get_full_path }}" class="pf-c-button pf-m-primary" type="button">{% trans 'Create' %}</a>
+            </div>
+            {% include 'partials/pagination.html' %}
+        </div>
+        <table class="pf-c-table pf-m-compact pf-m-grid-xl" role="grid">
+            <thead>
+                <tr role="row">
+                    <th role="columnheader" scope="col">{% trans 'Name' %}</th>
+                    <th role="columnheader" scope="col">{% trans 'Designation' %}</th>
+                    <th role="columnheader" scope="col">{% trans 'Factors' %}</th>
+                    <th role="columnheader" scope="col">{% trans 'Policies' %}</th>
+                    <th role="cell"></th>
+                </tr>
+            </thead>
+            <tbody role="rowgroup">
+                {% for flow in object_list %}
+                <tr role="row">
+                    <th role="columnheader">
+                        <div>
+                            <div>{{ flow.name }}</div>
+                            <small>{{ flow.slug }}</small>
+                        </div>
+                    </th>
+                    <td role="cell">
+                        <span>
+                            {{ flow.designation }}
+                        </span>
+                    </td>
+                    <td role="cell">
+                        <span>
+                            {{ flow.factors.all|length }}
+                        </span>
+                    </td>
+                    <td role="cell">
+                        <span>
+                            {{ flow.policies.all|length }}
+                        </span>
+                    </td>
+                    <td>
+                        <a class="pf-c-button pf-m-secondary" href="{% url 'passbook_admin:flow-update' pk=flow.pk %}?back={{ request.get_full_path }}">{% trans 'Edit' %}</a>
+                        <a class="pf-c-button pf-m-danger" href="{% url 'passbook_admin:flow-delete' pk=flow.pk %}?back={{ request.get_full_path }}">{% trans 'Delete' %}</a>
+                    </td>
+                </tr>
+                {% endfor %}
+            </tbody>
+        </table>
+        <div class="pf-c-toolbar" id="page-layout-table-simple-toolbar-bottom">
+            {% include 'partials/pagination.html' %}
+        </div>
+    </div>
+</section>
+{% endblock %}

passbook/admin/urls.py

@@ -7,6 +7,7 @@ from passbook.admin.views import (
     certificate_key_pair,
     debug,
     factors,
+    flows,
     groups,
     invitations,
     overview,
@@ -97,6 +98,15 @@ urlpatterns = [
         factors.FactorDeleteView.as_view(),
         name="factor-delete",
     ),
+    # Flows
+    path("flows/", flows.FlowListView.as_view(), name="flows"),
+    path("flows/create/", flows.FlowCreateView.as_view(), name="flow-create",),
+    path(
+        "flows/<uuid:pk>/update/", flows.FlowUpdateView.as_view(), name="flow-update",
+    ),
+    path(
+        "flows/<uuid:pk>/delete/", flows.FlowDeleteView.as_view(), name="flow-delete",
+    ),
     # Factors
     path(
         "property-mappings/",

passbook/admin/views/flows.py

@@ -0,0 +1,77 @@
+"""passbook Flow administration"""
+from django.contrib import messages
+from django.contrib.auth.mixins import LoginRequiredMixin
+from django.contrib.auth.mixins import (
+    PermissionRequiredMixin as DjangoPermissionRequiredMixin,
+)
+from django.contrib.messages.views import SuccessMessageMixin
+from django.urls import reverse_lazy
+from django.utils.translation import ugettext as _
+from django.views.generic import DeleteView, ListView, UpdateView
+from guardian.mixins import PermissionListMixin, PermissionRequiredMixin
+
+from passbook.flows.forms import FlowForm
+from passbook.flows.models import Flow
+from passbook.lib.views import CreateAssignPermView
+
+
+class FlowListView(LoginRequiredMixin, PermissionListMixin, ListView):
+    """Show list of all flows"""
+
+    model = Flow
+    permission_required = "passbook_flows.view_flow"
+    ordering = "name"
+    paginate_by = 40
+    template_name = "administration/flow/list.html"
+
+
+class FlowCreateView(
+    SuccessMessageMixin,
+    LoginRequiredMixin,
+    DjangoPermissionRequiredMixin,
+    CreateAssignPermView,
+):
+    """Create new Flow"""
+
+    model = Flow
+    form_class = FlowForm
+    permission_required = "passbook_flows.add_flow"
+
+    template_name = "generic/create.html"
+    success_url = reverse_lazy("passbook_admin:flows")
+    success_message = _("Successfully created Flow")
+
+    def get_context_data(self, **kwargs):
+        kwargs["type"] = "Flow"
+        return super().get_context_data(**kwargs)
+
+
+class FlowUpdateView(
+    SuccessMessageMixin, LoginRequiredMixin, PermissionRequiredMixin, UpdateView
+):
+    """Update flow"""
+
+    model = Flow
+    form_class = FlowForm
+    permission_required = "passbook_flows.change_flow"
+
+    template_name = "generic/update.html"
+    success_url = reverse_lazy("passbook_admin:flows")
+    success_message = _("Successfully updated Flow")
+
+
+class FlowDeleteView(
+    SuccessMessageMixin, LoginRequiredMixin, PermissionRequiredMixin, DeleteView
+):
+    """Delete flow"""
+
+    model = Flow
+    permission_required = "passbook_flows.delete_flow"
+
+    template_name = "generic/delete.html"
+    success_url = reverse_lazy("passbook_admin:flows")
+    success_message = _("Successfully deleted Flow")
+
+    def delete(self, request, *args, **kwargs):
+        messages.success(self.request, self.success_message)
+        return super().delete(request, *args, **kwargs)

passbook/flows/api.py

@@ -11,14 +11,7 @@ class FlowSerializer(ModelSerializer):
     class Meta:
 
         model = Flow
-        fields = [
-            "pk",
-            "name",
-            "slug",
-            "designation",
-            "factors",
-            "policies"
-        ]
+        fields = ["pk", "name", "slug", "designation", "factors", "policies"]
 
 
 class FlowViewSet(ModelViewSet):
@@ -34,14 +27,7 @@ class FlowFactorBindingSerializer(ModelSerializer):
     class Meta:
 
         model = FlowFactorBinding
-        fields = [
-            "pk",
-            "flow",
-            "factor",
-            "re_evaluate_policies",
-            "order",
-            "policies"
-        ]
+        fields = ["pk", "flow", "factor", "re_evaluate_policies", "order", "policies"]
 
 
 class FlowFactorBindingViewSet(ModelViewSet):

passbook/flows/migrations/0005_auto_20200508_1642.py

@@ -0,0 +1,23 @@
+# Generated by Django 3.0.3 on 2020-05-08 16:42
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("passbook_core", "0011_auto_20200222_1822"),
+        ("passbook_flows", "0004_default_flows"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="flow",
+            name="factors",
+            field=models.ManyToManyField(
+                blank=True,
+                through="passbook_flows.FlowFactorBinding",
+                to="passbook_core.Factor",
+            ),
+        ),
+    ]

passbook/flows/models.py

@@ -36,7 +36,7 @@ class Flow(PolicyBindingModel, UUIDModel):
 
     designation = models.CharField(max_length=100, choices=FlowDesignation.as_choices())
 
-    factors = models.ManyToManyField(Factor, through="FlowFactorBinding")
+    factors = models.ManyToManyField(Factor, through="FlowFactorBinding", blank=True)
 
     pbm = models.OneToOneField(
         PolicyBindingModel, parent_link=True, on_delete=models.CASCADE, related_name="+"

passbook/policies/migrations/0003_auto_20200508_1642.py

@@ -0,0 +1,24 @@
+# Generated by Django 3.0.3 on 2020-05-08 16:42
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("passbook_core", "0011_auto_20200222_1822"),
+        ("passbook_policies", "0002_auto_20200508_1230"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="policybindingmodel",
+            name="policies",
+            field=models.ManyToManyField(
+                blank=True,
+                related_name="_policybindingmodel_policies_+",
+                through="passbook_policies.PolicyBinding",
+                to="passbook_core.Policy",
+            ),
+        ),
+    ]

passbook/policies/models.py

@@ -9,7 +9,9 @@ from passbook.lib.models import UUIDModel
 class PolicyBindingModel(models.Model):
     """Base Model for objects which have Policies applied to them"""
 
-    policies = models.ManyToManyField(Policy, through="PolicyBinding", related_name="+")
+    policies = models.ManyToManyField(
+        Policy, through="PolicyBinding", related_name="+", blank=True
+    )
 
     class Meta: