[snowy] Add support for breadcrumbs in the note_detail view/template

[Jeff Schroeder <jschroeder src gnome org>]

commit e9c41542683c5b25d4d4f7c072a805a2e7ee5769
Author: Jeff Schroeder <jeffschroeder computer org>
Date:   Sat Dec 18 10:33:13 2010 -0800

    Add support for breadcrumbs in the note_detail view/template

 notes/templates/notes/note_detail.html |    3 +++
 notes/views.py                         |   13 +++++++++++--
 2 files changed, 14 insertions(+), 2 deletions(-)
---
diff --git a/notes/templates/notes/note_detail.html b/notes/templates/notes/note_detail.html
index b3cadd1..78fb671 100644
--- a/notes/templates/notes/note_detail.html
+++ b/notes/templates/notes/note_detail.html
@@ -49,6 +49,9 @@
 {% endblock %}
 
 {% block content %}
+<div id="note_topbar">
+    <span id="breadcrumb">{% if notebook %} {{ notebook|safe }} &raquo; {{ title|safe }}{% endif %}</span>
+</div>
 <table id="content-layout" cellspacing="0" cellpadding="0">
     <tr>
         <td id="note">
diff --git a/notes/views.py b/notes/views.py
index e2d7951..57bc572 100644
--- a/notes/views.py
+++ b/notes/views.py
@@ -17,6 +17,7 @@
 
 from django.http import HttpResponseRedirect, HttpResponseForbidden, Http404
 from django.shortcuts import render_to_response, get_object_or_404
+from django.core.exceptions import ObjectDoesNotExist
 from django.core.urlresolvers import reverse
 from django.core.paginator import Paginator
 from django.contrib.auth.models import User
@@ -67,8 +68,16 @@ def note_detail(request, username, note_id, slug='',
 
     body = note_to_html(note, author)
 
+    try:
+        # Get the notebook name, if any
+        notebook = note.tags.get(is_notebook=True)
+        if notebook:
+            notebook = notebook.get_name_for_display()
+    except ObjectDoesNotExist:
+        notebook = []
+
     return render_to_response(template_name,
-                              {'title': note.title,
-                               'note': note, 'body': body,
+                              {'title': note.title,  'note': note,
+                               'notebook': notebook, 'body': body,
                                'request': request, 'author': author},
                               context_instance=RequestContext(request))