From 9a692d475bb8638018545e8557267cc9486a7dcb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sybren=20A=2E=20St=C3=BCvel?= <sybren@stuvel.eu>
Date: Fri, 15 Sep 2017 17:46:20 +0200
Subject: [PATCH] Cache the entire homepage for 5 minutes.

This means that comments and blog posts will take at most 5 minutes to show
up on /.
---
 cloud/__init__.py |  3 +++
 cloud/routes.py   | 11 +++++++++++
 2 files changed, 14 insertions(+)

diff --git a/cloud/__init__.py b/cloud/__init__.py
index daa64dd..b9ff11d 100644
--- a/cloud/__init__.py
+++ b/cloud/__init__.py
@@ -87,6 +87,9 @@ class CloudExtension(PillarExtension):
 
         signal_user_changed_role.connect(self._user_changed_role)
 
+        from . import routes
+        routes.setup_app(app)
+
     def _user_changed_role(self, sender, user: dict):
         from pillar.api import service
 
diff --git a/cloud/routes.py b/cloud/routes.py
index a91e72d..1e27aee 100644
--- a/cloud/routes.py
+++ b/cloud/routes.py
@@ -28,6 +28,10 @@ def homepage():
     if current_user.is_anonymous:
         return redirect(url_for('cloud.welcome'))
 
+    return _render_homepage()
+
+
+def _render_homepage():
     # Get latest blog posts
     api = system_util.pillar_api()
     latest_posts = Node.all({
@@ -319,3 +323,10 @@ def billing():
     return render_template(
         'users/settings/billing.html',
         store_user=store_user, groups=groups, title='billing')
+
+
+def setup_app(app):
+    global _render_homepage
+
+    cache = app.cache.cached(300)
+    _render_homepage = cache(_render_homepage)