#334 Allow admin bulk delete on Branch model (#411)

chcemvediet/apps/inforequests/admin.py

@@ -309,6 +309,9 @@ class BranchAdmin(DeleteNestedInforequestEmailAdminMixin, admin.ModelAdmin):
     inlines = [
             ActionInline,
             ]
+    actions = [
+            u'delete_selected'
+    ]
 
     def get_queryset(self, request):
         queryset = super(BranchAdmin, self).get_queryset(request)
@@ -328,6 +331,28 @@ def render_delete_form(self, request, context):
         context[u'delete_constraints'] = self.delete_constraints([context[u'object']])
         return super(BranchAdmin, self).render_delete_form(request, context)
 
+    @decorate(short_description=u'Delete selected branches')
+    @transaction.atomic
+    def delete_selected(self, request, queryset):
+        outbound, inbound = self.nested_inforequestemail_queryset(queryset)
+        if request.POST.get(u'post'):
+            if self.delete_constraints(queryset):
+                raise PermissionDenied
+
+        template_response = delete_selected(self, request, queryset)
+
+        if request.POST.get(u'post'):
+            outbound.delete()
+            inbound.update(type=InforequestEmail.TYPES.UNDECIDED)
+            return None
+
+        template_response.context_data.update({
+            u'outbound': [admin_obj_format(inforequestemail) for inforequestemail in outbound],
+            u'inbound': [admin_obj_format(inforequestemail) for inforequestemail in inbound],
+            u'delete_constraints': self.delete_constraints(queryset),
+        })
+        return template_response
+
     def delete_model(self, request, obj):
         if self.delete_constraints([obj]):
             raise PermissionDenied

chcemvediet/apps/inforequests/templates/admin/inforequests/branch/delete_selected_confirmation.html

@@ -0,0 +1,27 @@
+{% extends "admin/delete_selected_confirmation.html" %}
+{% load amend before after set_attributes from poleno.amend %}
+
+{% block content %}
+  {% amend %}
+    {{ block.super }}
+    {% after path="./ul[last()]" %}
+      {% if outbound %}
+        <p>The following outbound messages will be deleted:</p>
+        <ul>{{ outbound|unordered_list }}</ul>
+      {% endif %}
+      {% if inbound %}
+        <p>The following inbound messages will be marked undecided:</p>
+        <ul>{{ inbound|unordered_list }}</ul>
+      {% endif %}
+    {% endafter %}
+    {% before path=".//form//input[@type='submit']" %}
+      {% if delete_constraints %}
+        <div class="errornote">
+          <p>Delete not allowed.</p>
+          <ul>{{ delete_constraints|unordered_list }}</ul>
+        </div>
+        {% set_attributes path=".//form//input[@type='submit']" disabled=True %}
+      {% endif %}
+    {% endbefore %}
+  {% endamend %}
+{% endblock %}