Use static SVGs to serve badges.

Author: jerivas

readthedocs/projects/static/projects/badges/failing.svg

@@ -13,6 +13,7 @@
 from django.conf import settings
 from django.contrib import messages
 from django.contrib.auth.models import User
+from django.contrib.staticfiles.templatetags.staticfiles import static
 from django.http import HttpResponse, HttpResponseRedirect, Http404
 from django.shortcuts import get_object_or_404, render_to_response
 from django.template import RequestContext
@@ -105,36 +106,23 @@ def get_context_data(self, **kwargs):
 @never_cache
 def project_badge(request, project_slug):
     """Return a sweet badge for the project"""
+    BADGE_PATH = "projects/badges/%s.svg"
     version_slug = request.GET.get('version', LATEST)
-    style = request.GET.get('style', 'flat')
-    # Default to 24 hour cache lifetime
-    max_age = request.GET.get('maxAge', 86400)
     try:
         version = Version.objects.public(request.user).get(
             project__slug=project_slug, slug=version_slug)
     except Version.DoesNotExist:
-        url = (
-            'https://img.shields.io/badge/docs-unknown%20version-yellow.svg'
-            '?style={style}&maxAge={max_age}'
-            .format(style=style, max_age=max_age))
+        url = static(BADGE_PATH % "unknown")
         return HttpResponseRedirect(url)
     version_builds = version.builds.filter(type='html', state='finished').order_by('-date')
     if not version_builds.exists():
-        url = (
-            'https://img.shields.io/badge/docs-no%20builds-yellow.svg'
-            '?style={style}&maxAge={max_age}'
-            .format(style=style, max_age=max_age))
+        url = static(BADGE_PATH % "unknown")
         return HttpResponseRedirect(url)
     last_build = version_builds[0]
     if last_build.success:
-        color = 'brightgreen'
+        url = static(BADGE_PATH % "passing")
     else:
-        color = 'red'
-    url = (
-        'https://img.shields.io/badge/docs-{version}-{color}.svg'
-        '?style={style}&maxAge={max_age}'
-        .format(version=version.slug.replace('-', '--'), color=color,
-                style=style, max_age=max_age))
+        url = static(BADGE_PATH % "failing")
     return HttpResponseRedirect(url)
 
 

readthedocs/projects/static/projects/badges/passing.svg

@@ -4,20 +4,21 @@
 from mock import patch
 from django.test import TestCase
 from django.contrib.auth.models import User
+from django.contrib.staticfiles.templatetags.staticfiles import static
 from django.contrib.messages import constants as message_const
+from django.core.urlresolvers import reverse
 from django.http.response import HttpResponseRedirect
 from django.views.generic.base import ContextMixin
 from django_dynamic_fixture import get
 from django_dynamic_fixture import new
 
 import six
 
-from readthedocs.core.models import UserProfile
+from readthedocs.builds.models import Build, Version
 from readthedocs.rtd_tests.base import (WizardTestCase, MockBuildTestCase,
                                         RequestFactoryTestMixin)
 from readthedocs.oauth.models import RemoteRepository
 from readthedocs.projects.exceptions import ProjectSpamError
-from readthedocs.projects.forms import ProjectBasicsForm
 from readthedocs.projects.models import Project, Domain
 from readthedocs.projects.views.private import ImportWizardView
 from readthedocs.projects.views.mixins import ProjectRelationMixin
@@ -418,3 +419,30 @@ def get_project_queryset(self):
         self.assertEqual(view.get_project(), self.project)
         self.assertEqual(view.get_queryset().first(), self.domain)
         self.assertEqual(view.get_context_data()['project'], self.project)
+
+
+class TestBadges(TestCase):
+    """Test a static badge asset is served for each build."""
+
+    def setUp(self):
+        self.BADGE_PATH = 'projects/badges/%s.svg'
+        self.project = get(Project, slug='badgey')
+        self.version = Version.objects.get(project=self.project)
+        self.badge_url = reverse('project_badge', args=[self.project.slug])
+
+    def test_unknown_badge(self):
+        res = self.client.get(self.badge_url, {'version': self.version.slug})
+        static_badge = static(self.BADGE_PATH % 'unknown')
+        self.assertEquals(res.url, static_badge)
+
+    def test_passing_badge(self):
+        get(Build, project=self.project, version=self.version, success=True)
+        res = self.client.get(self.badge_url, {'version': self.version.slug})
+        static_badge = static(self.BADGE_PATH % 'passing')
+        self.assertEquals(res.url, static_badge)
+
+    def test_failing_badge(self):
+        get(Build, project=self.project, version=self.version, success=False)
+        res = self.client.get(self.badge_url, {'version': self.version.slug})
+        static_badge = static(self.BADGE_PATH % 'failing')
+        self.assertEquals(res.url, static_badge)