From 5f29bb632ee2a2b91fe40d0614b066c0855c819b Mon Sep 17 00:00:00 2001
From: Timothy Hobbs <timothy@hobbs.cz>
Date: Mon, 6 Jan 2020 14:25:37 +0100
Subject: [PATCH] Associate queues with KB categories

---
 helpdesk/forms.py                            | 4 +++-
 helpdesk/models.py                           | 9 +++++++++
 helpdesk/templates/helpdesk/kb_category.html | 4 ++++
 helpdesk/views/public.py                     | 1 +
 4 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/helpdesk/forms.py b/helpdesk/forms.py
index 01a1187c..a635a75b 100644
--- a/helpdesk/forms.py
+++ b/helpdesk/forms.py
@@ -337,7 +337,7 @@ class PublicTicketForm(AbstractTicketForm):
         help_text=_('We will e-mail you when your ticket is updated.'),
     )
 
-    def __init__(self, hidden_fields=(), *args, **kwargs):
+    def __init__(self, hidden_fields=(), readonly_fields=(), *args, **kwargs):
         """
         Add any (non-staff) custom fields that are defined to the form
         """
@@ -354,6 +354,8 @@ class PublicTicketForm(AbstractTicketForm):
             setting = field_hide_table.get(field, None)
             if (setting and hasattr(settings, setting)) or field in hidden_fields:
                 self.fields[field].widget = forms.HiddenInput()
+            if field in readonly_fields:
+                self.fields[field].disabled = True
 
         self.fields['queue'].choices = [('', '--------')] + [
             (q.id, q.title) for q in Queue.objects.filter(allow_public_submission=True)]
diff --git a/helpdesk/models.py b/helpdesk/models.py
index c724a0c3..ec17b3ba 100644
--- a/helpdesk/models.py
+++ b/helpdesk/models.py
@@ -1216,6 +1216,15 @@ class KBCategory(models.Model):
         _('Description'),
     )
 
+    queue = models.ForeignKey(
+        Queue,
+        blank=True,
+        null=True,
+        on_delete=models.CASCADE,
+        verbose_name=_('Default queue when creating a ticket after viewing this category.'),
+    )
+
+
     def __str__(self):
         return '%s' % self.title
 
diff --git a/helpdesk/templates/helpdesk/kb_category.html b/helpdesk/templates/helpdesk/kb_category.html
index c34ea65c..f7a6a3e1 100644
--- a/helpdesk/templates/helpdesk/kb_category.html
+++ b/helpdesk/templates/helpdesk/kb_category.html
@@ -41,5 +41,9 @@
 </div>
 {% ifequal itemnumperrow 'three' %}</div>{% endifequal %}
 {% endfor %}
+{% ifnotequal itemnumperrow 'three' %}</div>{% endifnotequal %}
+{% if category.queue %}
+<a href='{% url 'helpdesk:submit' %}?queue={{category.queue.pk}};_readonly_fields_=queue'><button type="button" class="btn btn-success btn-circle btn-xl float-right"><i class="fa fa-envelope fa-lg"></i> {% trans 'Get help with this topic' %}</button></a>
+{% endif %}
 
 {% endblock %}
diff --git a/helpdesk/views/public.py b/helpdesk/views/public.py
index d058d75b..94820d13 100644
--- a/helpdesk/views/public.py
+++ b/helpdesk/views/public.py
@@ -92,6 +92,7 @@ class BaseCreateTicketView(FormView):
     def get_form_kwargs(self, *args, **kwargs):
         kwargs = super().get_form_kwargs(*args, **kwargs)
         kwargs['hidden_fields'] = self.request.GET.get('_hide_fields_', '').split(',')
+        kwargs['readonly_fields'] = self.request.GET.get('_readonly_fields_', '').split(',')
         return kwargs
 
     def form_valid(self, form):