Add sitemaps.

Author: adamghill

coltrane/__init__.py

@@ -39,6 +39,7 @@
 
 DEFAULT_INSTALLED_APPS = [
     "django.contrib.humanize",
+    "django.contrib.sitemaps",
     "django.contrib.staticfiles",
     "django_fastdev",
     "coltrane",

coltrane/sitemaps.py

@@ -0,0 +1,19 @@
+from django.contrib.sitemaps import Sitemap
+
+from coltrane.retriever import get_content_paths
+
+
+class ContentSitemap(Sitemap):
+    changefreq = "hourly"
+    priority = 0.5
+
+    def items(self):
+        return list(get_content_paths())
+
+    def location(self, obj):
+        relative_url = str(obj)[7:-3]
+
+        if relative_url.endswith("/index"):
+            relative_url = relative_url[:-6]
+
+        return relative_url

coltrane/urls.py

@@ -1,6 +1,9 @@
 from django.conf import settings
+from django.contrib.sitemaps.views import sitemap
 from django.urls import include, path, re_path
 
+from coltrane.sitemaps import ContentSitemap
+
 from . import views
 
 
@@ -13,6 +16,14 @@
         path("__reload__/", include("django_browser_reload.urls")),
     ]
 
+sitemaps = {"content": ContentSitemap}
+
 urlpatterns += [
+    path(
+        "sitemap.xml",
+        sitemap,
+        {"sitemaps": sitemaps},
+        name="django.contrib.sitemaps.views.sitemap",
+    ),
     re_path(r"^(?P<slug>(\w|-|\/)*)", views.content, name="content"),
 ]