Prevent double submissions

links/views.py

@@ -1,7 +1,8 @@
+from urlparse import urlparse
 from django.shortcuts import render, redirect
 from django.http import Http404
+from django.contrib import messages
 from .models import Link, LinkForm
-from urlparse import urlparse
 
 def catchall(request, id):
     try:
@@ -13,14 +14,17 @@ def catchall(request, id):
         link = Link(url=id)
         link.save();
         context = {'form': LinkForm}
-        context['short_url'] = "http://" + str(request.get_host()) + "/" + str(link.id)
-        return render(request, 'index.html', context)
+        request.session['short_url'] = "http://" + str(request.get_host()) + "/" + str(link.id)
+        return redirect('/')
     raise Http404("Link does not exist")
 
 def home(request):
   context = {'form': LinkForm}
+  if 'short_url' in request.session:
+    context['short_url'] = request.session['short_url']
   if 'url' in request.POST:
     link = Link(url=request.POST['url'])
     link.save();
-    context['short_url'] = "http://" + str(request.get_host()) + "/" + str(link.id)
+    request.session['short_url'] = "http://" + request.get_host() + "/" + link.id
+    return redirect('/')
   return render(request, 'index.html', context)

minie/settings.py

@@ -36,7 +36,6 @@ INSTALLED_APPS = (
 MIDDLEWARE_CLASSES = (
     'django.contrib.sessions.middleware.SessionMiddleware',
     'django.middleware.common.CommonMiddleware',
-    'django.contrib.messages.middleware.MessageMiddleware',
 )
 
 TEMPLATE_DIRS = (

minie/urls.py

@@ -2,10 +2,6 @@ from django.conf.urls import patterns, include, url
 from django.contrib import admin
 
 urlpatterns = patterns('',
-    # Examples:
-    # url(r'^$', 'minie.views.home', name='home'),
-    # url(r'^blog/', include('blog.urls')),
     url(r'^$', 'links.views.home', name='home'),
-    url(r'^admin/', include(admin.site.urls)),
     url(r'(.*)', 'links.views.catchall', name='short'),
 )