moved library list generation into a template tag

previously, if you created or updated a library, the list
(/libraryauth/list/ )would not get updated

frontend/templates/libraryauth/list.html

@@ -1,4 +1,5 @@
 {% extends "base.html" %}
+{% load librarylist %}
 {% block title %} Libraries {% endblock %}
 {% block extra_css %}
 <link type="text/css" rel="stylesheet" href="/static/css/supporter_layout.css" />
@@ -33,6 +34,7 @@
 {% endblock %}
 
 {% block content %}
+{% librarylist %}
 <div id="main-container">
     <div class="js-main">
         <div id="js-leftcol">

libraryauth/templatetags/librarylist.py

@@ -0,0 +1,14 @@
+from django import template
+from .. import models 
+register = template.Library()
+
+@register.simple_tag(takes_context=True)
+def librarylist(context):
+    libraries_to_show = context.get('libraries_to_show', 'approved')
+    if libraries_to_show == 'approved':
+        context['libraries'] = models.Library.objects.filter(approved=True).order_by('name')
+    elif libraries_to_show == 'new':
+        context['libraries'] = models.Library.objects.filter(approved=False).order_by('name')
+    else:
+        context['libraries'] = models.Library.objects.order_by('name')
+    return ''

libraryauth/urls.py

@@ -14,11 +14,11 @@ urlpatterns = patterns(
     url(r"^libraryauth/create/$", login_required(views.CreateLibraryView.as_view()),  name="library_create"),
     url(r"^libraryauth/list/$", direct_to_template, {
             'template':'libraryauth/list.html', 
-            'extra_context':{'libraries':models.Library.objects.filter(approved=True).order_by('name')}
+            'extra_context':{'libraries_to_show':'approved'}}, 
-            }, name="library_list"),
+            name="library_list"),
     url(r"^libraryauth/unapproved/$", direct_to_template, {
             'template':'libraryauth/list.html', 
-            'extra_context':{'libraries':models.Library.objects.filter(approved=False).order_by('name')}
+            'extra_context':{'libraries_to_show':'new'}}, 
-            }, name="new_libraries"),
+            name="new_libraries"),
     url(r'^accounts/superlogin/$', views.superlogin, name='superlogin'),
     )