Merge pull request #224 from mozilla-services/189

Add FXA Login Redirect #189

leaderboard/fxa/tests/test_views.py

@@ -8,6 +8,28 @@
 from leaderboard.fxa.tests.test_client import MockRequestTestMixin
 
 
+class TestFXALoginView(TestCase):
+
+    def test_login_view_redirects_to_fxa_url(self):
+        test_settings = {
+            'FXA_CLIENT_ID': 'fxa_client_id',
+            'FXA_SCOPES': 'leaderboard,profile',
+            'FXA_OAUTH_URI': 'http://example.com/v1/oauth/',
+            'FXA_PROFILE_URI': 'http://example.com/v1/profile/',
+        }
+
+        with self.settings(**test_settings):
+            response = self.client.get(reverse('fxa-login'))
+
+            self.assertEqual(response.status_code, 302)
+            self.assertEqual(response.url, (
+                'http://example.com/v1/oauth/authorization?action='
+                'signin&scope=leaderboard%2Cprofile&state=99&redirect_uri='
+                'http%3A%2F%2Ftestserver%2Fapi%2Fv1%2Ffxa%2Fredirect%2F'
+                '&client_id=fxa_client_id'
+            ))
+
+
 class TestFXAConfigView(TestCase):
 
     def test_config_view_returns_fxa_settings(self):

leaderboard/fxa/urls.py

@@ -1,8 +1,10 @@
 from django.conf.urls import url
 
-from leaderboard.fxa.views import FXAConfigView, FXARedirectView
+from leaderboard.fxa.views import FXALoginView, FXAConfigView, FXARedirectView
 
 urlpatterns = [
+    url('^login/', FXALoginView.as_view(),
+        name='fxa-login'),
     url('^config/', FXAConfigView.as_view(),
         name='fxa-config'),
     url('^redirect/', FXARedirectView.as_view(),

leaderboard/fxa/views.py

@@ -1,7 +1,11 @@
+import urlparse
+import urllib
 from uuid import uuid4
 
+from django.views.generic.base import View
 from django.core.urlresolvers import reverse
 from django.conf import settings
+from django.shortcuts import redirect
 from rest_framework.exceptions import ValidationError
 from rest_framework.views import APIView
 from rest_framework.response import Response
@@ -10,6 +14,28 @@
 from leaderboard.fxa.client import FXAClientMixin, FXAException
 
 
+class FXALoginView(View):
+
+    def get(self, request):
+        login_params = {
+            'action': 'signin',
+            'client_id': settings.FXA_CLIENT_ID,
+            'scope': settings.FXA_SCOPE,
+            'state': 99,
+            'redirect_uri': request.build_absolute_uri(
+                reverse('fxa-redirect')),
+        }
+
+        login_url = '{url}?{query}'.format(
+            url=urlparse.urljoin(
+                settings.FXA_OAUTH_URI,
+                'authorization',
+            ),
+            query=urllib.urlencode(login_params),
+        )
+        return redirect(login_url)
+
+
 class FXAConfigView(APIView):
 
     def get(self, request):

leaderboard/settings.py

@@ -135,6 +135,10 @@
 # observations within that tile for a 24 hour period
 CONTRIBUTION_RECORD_DURATION = 24 * 60 * 60
 
+# FXA Shared Settings
+FXA_SCOPE = 'leaderboard,profile'
+
+# Travis settings
 if 'TRAVIS' in os.environ:
     # SECURITY WARNING: keep the secret key used in production secret!
     SECRET_KEY = 'travis'
@@ -158,6 +162,7 @@
     FXA_OAUTH_URI = 'travis'
     FXA_PROFILE_URI = 'travis'
 
+# Docker build settings
 if 'DOCKER_BUILD' in os.environ:
     SECRET_KEY = 'docker'