Added preview template

admin.py

@@ -1,5 +1,5 @@
 from django.contrib import admin
-from django.conf.urls import patterns
+from django.conf.urls import patterns, url
 from django.template.response import TemplateResponse
 
 import models
@@ -18,12 +18,18 @@ class PageAdmin(admin.ModelAdmin):
     def get_urls(self):
         urls = super(PageAdmin, self).get_urls()
         my_urls = patterns('',
-            (r'^(?P<pk>.*)/preview/$', self.admin_site.admin_view(self.preview))
+                url(r'^(?P<pk>.*)/preview/$', self.admin_site.admin_view(self.preview), name='preview')
             )
         return my_urls + urls
 
     def preview(self, request, pk):
-        return TemplateResponse(request, 'admin/pdfformfiller/page/preview.html', {})
+        context = {}
+        context['page'] = models.Page.objects.get(pk=pk)
+
+        return TemplateResponse(request,
+                                'admin/pdfformfiller/page/preview.html',
+                                context
+                                )
 
 
 class FormFieldAdmin(admin.ModelAdmin):

templates/admin/pdfformfiller/page/change_form.html

@@ -0,0 +1,8 @@
+{% extends 'admin/change_form.html' %}
+{% load i18n admin_static admin_modify %}
+{% load admin_urls %}
+{% block object-tools-items %}
+<li><a href="{% url 'admin:preview' original.pk|admin_urlquote %}">Preview</a></li>
+{{ block.super }}
+{% endblock %}
+

templates/admin/pdfformfiller/page/preview.html

@@ -0,0 +1,7 @@
+{% extends "admin/base_site.html" %}
+{% block content %}
+<div id="content-main">
+
+	<img src="{{ page.image.url }}"/>
+</div>
+{% endblock %}