Add caching.

1 files changed, 18 insertions, 3 deletions

diff --git a/index.php b/index.php
index b40b8e1..3daeb7e 100644
--- a/index.php
+++ b/index.php
@@ -1,11 +1,26 @@
 <?php
+require_once __DIR__ . '/bootstrap.php';
+
 $user = "feed@maxmail.xyz";
-$pass = "1234";
-$inbox = array("INBOX", "Trash");
+$pass = "1234abc";
+#$inbox = array("INBOX", "Trash");
+$inbox = array("INBOX");
 $max_items = 10;
+$ttl = 60*60;
 
 $mail = getMail($user, $pass, $inbox, $max_items);
 
 $inbox_string = implode(",", $inbox);
 
-$feed = generate_feed($mail, $user, $inbox_string);
+$cache_key = md5($user . $inbox_string);
+$client = new Predis\Client('tcp://127.0.0.1:6379?database=2');
+
+$feed = $client->get('feed_' . $cache_key);
+if ( false !== $feed ) {
+	$feed = generate_feed($mail, $user, $inbox_string);
+	$client->set('feed_' . $cache_key, $feed);
+	$client->expire('feed_' . $cache_key, $ttl);
+}
+
+header("Content-type: application/rss+xml");
+echo $feed;