From b7e6d8c69c9c083ce1981d8749f39e3ef7c68ec2 Mon Sep 17 00:00:00 2001
From: Simon Vieille <simon@deblan.fr>
Date: Mon, 20 Aug 2018 16:40:04 +0200
Subject: [PATCH] HTTP Cache

---
 .gitignore                         |  1 +
 Makefile                           |  1 +
 app/bootstrap.php.d/20-twig.php    |  2 +-
 app/bootstrap.php.d/80-cache.php   |  7 +++++++
 src/Gist/Controller/Controller.php | 10 +++++++++-
 web/index.php                      |  2 +-
 6 files changed, 20 insertions(+), 3 deletions(-)
 create mode 100644 app/bootstrap.php.d/80-cache.php

diff --git a/.gitignore b/.gitignore
index f5e2c76..6d98c4e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,3 +11,4 @@
 /app/config/propel/
 /data/
 /trans/
+/cache/
diff --git a/Makefile b/Makefile
index 9edb0c5..8bf831b 100644
--- a/Makefile
+++ b/Makefile
@@ -26,6 +26,7 @@ update:
 
 	$(GIT) pull origin master
 	${MKDIR} -p data/git
+	${MKDIR} -p data/cache
 	$(COMPOSER) update
 	$(NPM) install
 
diff --git a/app/bootstrap.php.d/20-twig.php b/app/bootstrap.php.d/20-twig.php
index 8da7180..e69e1c6 100644
--- a/app/bootstrap.php.d/20-twig.php
+++ b/app/bootstrap.php.d/20-twig.php
@@ -9,6 +9,6 @@ $app->register(new TwigServiceProvider(), array(
 $app->extend('twig', function ($twig, $app) {
     $base = str_replace($app['request']->server->get('SCRIPT_NAME'), '', $app['request']->getBaseUrl());
     $twig->addGlobal('web_path', $base.'/');
-    
+
     return $twig;
 });
diff --git a/app/bootstrap.php.d/80-cache.php b/app/bootstrap.php.d/80-cache.php
new file mode 100644
index 0000000..3013cd6
--- /dev/null
+++ b/app/bootstrap.php.d/80-cache.php
@@ -0,0 +1,7 @@
+<?php
+
+use Silex\Provider\HttpCacheServiceProvider;
+
+$app->register(new HttpCacheServiceProvider(), array(
+    'http_cache.cache_dir' => $app['root_path'].'/cache/',
+));
diff --git a/src/Gist/Controller/Controller.php b/src/Gist/Controller/Controller.php
index 5e71381..7cbcccd 100644
--- a/src/Gist/Controller/Controller.php
+++ b/src/Gist/Controller/Controller.php
@@ -175,9 +175,17 @@ abstract class Controller
             $params['user'] = $this->getUser();
         }
 
-        return $app['twig']->render(
+        $body = $app['twig']->render(
             $template,
             $params
         );
+
+        $response = new Response($body);
+
+        if (empty($params['no_cache'])) {
+            $response->setTtl(3600 * 24 * 7);
+        }
+
+        return $response;
     }
 }
diff --git a/web/index.php b/web/index.php
index 5dd7e92..d66b7a8 100644
--- a/web/index.php
+++ b/web/index.php
@@ -4,4 +4,4 @@ $app = require __DIR__.'/../app/bootstrap.php';
 
 $app['env'] = 'prod';
 
-$app->run();
+$app['http_cache']->run();