github authentication

note: don't deploy this on the server without setting the necessary
config vars on heroku first, thanks.

README.md

@@ -10,6 +10,8 @@ How-To
 * Clone the repo.
 * Add a git remote called ``heroku`` pointing at ``git@heroku.com:insertcreativenamehere.git``.
 * Create a file called .env and add two values: ``DATABASE_URL=sqlite://localhost/local.db`` and ``DEBUG=True``.
+* Create a GitHub app on https://github.com/settings/applications setting both urls to http://localhost:8000/.
+* Add ``GITHUB_APP_SECRET`` and ``GITHUB_APP_ID`` to your .env file using the credentials from github.
 * Run ``make run``.
 * Open http://localhost:8000
 * Hack.

settings.py

@@ -47,6 +47,10 @@ TEMPLATE_CONTEXT_PROCESSORS = [
     'django.core.context_processors.media',
     'django.core.context_processors.static',
     'django.contrib.messages.context_processors.messages',
+    'social_auth.context_processors.social_auth_by_name_backends',
+    'social_auth.context_processors.social_auth_backends',
+    'social_auth.context_processors.social_auth_by_type_backends',
+    'social_auth.context_processors.social_auth_login_redirect',
 ]
 
 ROOT_URLCONF = 'urls'
@@ -66,8 +70,24 @@ INSTALLED_APPS = [
     'gunicorn',
     'south',
     'raven.contrib.django',
+    'social_auth',
 ]
 
+AUTHENTICATION_BACKENDS = [
+    'social_auth.backends.contrib.github.GithubBackend',
+    'django.contrib.auth.backends.ModelBackend',
+]
+
+LOGIN_URL          = '/login/'
+LOGIN_REDIRECT_URL = '/'
+LOGIN_ERROR_URL    = '/login/failed/'
+
+
+assert 'GITHUB_APP_ID' in os.environ, "Set GITHUB_APP_ID in your .env file!"
+assert 'GITHUB_APP_SECRET' in os.environ, "Set GITHUB_APP_SECRET in your .env file!"
+GITHUB_APP_ID = os.environ['GITHUB_APP_ID']
+GITHUB_API_SECRET = os.environ['GITHUB_APP_SECRET']
+
 from memcacheify import memcacheify
 
 CACHES = memcacheify()

urls.py

@@ -9,4 +9,5 @@ admin.autodiscover()
 urlpatterns = patterns('',
     url(r'^%s(?P<path>.*)$' % re.escape(settings.STATIC_URL.lstrip('/')), 'django.contrib.staticfiles.views.serve', {'insecure': True}),
     url(r'^admin/', include(admin.site.urls)),
+    url(r'', include('social_auth.urls')),
 )