Add a way to execute unpublishing

djangocms_moderation/admin.py

@@ -7,7 +7,7 @@
 from django.contrib.contenttypes.models import ContentType
 from django.core.exceptions import PermissionDenied
 from django.db import transaction
-from django.http import Http404, HttpResponseRedirect
+from django.http import Http404, HttpResponseRedirect, HttpResponseNotAllowed
 from django.shortcuts import get_object_or_404, render
 from django.template.loader import render_to_string
 from django.urls import reverse
@@ -533,6 +533,7 @@ def resubmit_view(self, request):
                     moderation_requests=resubmitted_requests,
                     user=request.user,
                     rework=True,
+                    workflow=collection.workflow
                 )
 
             messages.success(
@@ -546,12 +547,58 @@ def resubmit_view(self, request):
             )
         return HttpResponseRedirect(redirect_url)
 
+    def _publish_flow(self, request, queryset):
+        """Handles the published workflow"""
+        published_moderation_requests = []
+        for mr in queryset.all():
+            if mr.version_can_be_published():
+                if publish_version(mr.version, request.user):
+                    published_moderation_requests.append(mr)
+                    mr.update_status(
+                        action=constants.ACTION_FINISHED, by_user=request.user
+                    )
+
+        messages.success(
+            request,
+            ungettext(
+                "%(count)d request successfully published",
+                "%(count)d requests successfully published",
+                len(published_moderation_requests),
+            )
+            % {"count": len(published_moderation_requests)},
+        )
+        return published_moderation_requests
+
+    def _unpublish_flow(self, request, queryset):
+        unpublished_moderation_requests = []
+        for mr in queryset.all():
+            if mr.version_can_be_unpublished():
+                mr.version.unpublish(request.user)
+                unpublished_moderation_requests.append(mr)
+                mr.update_status(
+                    action=constants.ACTION_FINISHED, by_user=request.user
+                )
+
+        messages.success(
+            request,
+            ungettext(
+                "%(count)d request successfully unpublished",
+                "%(count)d requests successfully unpublished",
+                len(unpublished_moderation_requests),
+            )
+            % {"count": len(unpublished_moderation_requests)},
+        )
+        return unpublished_moderation_requests
+
     def published_view(self, request):
         collection_id = request.GET.get('collection_id')
         queryset = ModerationRequest.objects.filter(pk__in=request.GET.get('ids', '').split(','))
         redirect_url = self._redirect_to_changeview_url(collection_id)
 
-        if request.method != 'POST':
+        if request.method not in ['POST', 'GET']:
+            return HttpResponseNotAllowed
+
+        if request.method == 'GET':
             context = dict(
                 ids=request.GET.getlist("ids"),
                 back_url=redirect_url,
@@ -562,42 +609,25 @@ def published_view(self, request):
                 "admin/djangocms_moderation/moderationrequest/publish_confirmation.html",
                 context,
             )
-        else:
-            try:
-                collection = ModerationCollection.objects.get(id=int(collection_id))
-            except (ValueError, ModerationCollection.DoesNotExist):
-                raise Http404
-
-            published_moderation_requests = []
-            for mr in queryset.all():
-                if mr.version_can_be_published():
-                    if publish_version(mr.version, request.user):
-                        published_moderation_requests.append(mr)
-                        mr.update_status(
-                            action=constants.ACTION_FINISHED, by_user=request.user
-                        )
-                    else:
-                        # TODO provide some feedback back to the user?
-                        pass
 
-            messages.success(
-                request,
-                ungettext(
-                    "%(count)d request successfully published",
-                    "%(count)d requests successfully published",
-                    len(published_moderation_requests),
-                )
-                % {"count": len(published_moderation_requests)},
-            )
+        try:
+            collection = ModerationCollection.objects.get(id=int(collection_id))
+        except (ValueError, ModerationCollection.DoesNotExist):
+            raise Http404
 
-            post_bulk_actions(collection)
-            signals.published.send(
-                sender=self.model,
-                collection=collection,
-                moderator=collection.author,
-                published_moderation_requests=published_moderation_requests,
-                workflow=collection.workflow
-            )
+        if collection.workflow.is_unpublishing:
+            moderation_requests = self._unpublish_flow(request, queryset)
+        else:
+            moderation_requests = self._publish_flow(request, queryset)
+
+        post_bulk_actions(collection)
+        signals.published.send(
+            sender=self.model,
+            collection=collection,
+            moderator=collection.author,
+            moderation_requests=moderation_requests,
+            workflow=collection.workflow
+        )
 
         return HttpResponseRedirect(redirect_url)
 

djangocms_moderation/migrations/0017_workflow_is_unpublishing.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.20 on 2019-10-11 09:23
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('djangocms_moderation', '0016_moderationrequesttreenode'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='workflow',
+            name='is_unpublishing',
+            field=models.BooleanField(default=False, verbose_name='unpublishing workflow'),
+        ),
+    ]

djangocms_moderation/models.py

@@ -117,6 +117,7 @@ def get_users_queryset(self):
 class Workflow(models.Model):
     name = models.CharField(verbose_name=_("name"), max_length=120, unique=True)
     is_default = models.BooleanField(verbose_name=_("is default"), default=False)
+    is_unpublishing = models.BooleanField(verbose_name=_("unpublishing workflow"), default=False)
     identifier = models.CharField(
         verbose_name=_("identifier"),
         max_length=128,
@@ -304,6 +305,7 @@ def submit_for_review(self, by_user, to_user=None):
             moderation_requests=list(self.moderation_requests.all()),
             user=by_user,
             rework=False,
+            workflow=collection.workflow
         )
 
     def is_cancellable(self, user):
@@ -471,6 +473,9 @@ def is_approved(self):
     def version_can_be_published(self):
         return self.is_approved() and self.version.can_be_published()
 
+    def version_can_be_unpublished(self):
+        return self.is_approved() and self.version.can_be_unpublished()
+
     def is_rejected(self):
         last_action = self.get_last_action()
         return last_action and last_action.action == constants.ACTION_REJECTED

djangocms_moderation/signals.py

@@ -6,7 +6,13 @@
 )
 
 submitted_for_review = django.dispatch.Signal(
-    providing_args=["collection", "moderation_requests", "user", "rework"]
+    providing_args=[
+        "collection",
+        "moderation_requests",
+        "user",
+        "rework",
+        "workflow"
+    ]
 )
 
 published = django.dispatch.Signal(