From c04c331c8c52a6b162791e3a5f541c6cf466019e Mon Sep 17 00:00:00 2001
From: David Grudl <david@grudl.com>
Date: Wed, 5 Nov 2014 01:15:13 +0100
Subject: [PATCH] expiration can be specified as string

---
 src/twitter.class.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/twitter.class.php b/src/twitter.class.php
index fbdb7f7..a23f2cf 100644
--- a/src/twitter.class.php
+++ b/src/twitter.class.php
@@ -25,7 +25,7 @@ class Twitter
 	/**#@-*/
 
 	/** @var int */
-	public static $cacheExpire = 1800; // 30 min
+	public static $cacheExpire = '30 minutes';
 
 	/** @var string */
 	public static $cacheDir;
@@ -304,7 +304,8 @@ public function cachedRequest($resource, array $data = NULL, $cacheExpire = NULL
 			. '.json';
 
 		$cache = @json_decode(@file_get_contents($cacheFile)); // intentionally @
-		if ($cache && @filemtime($cacheFile) + $cacheExpire > time()) { // intentionally @
+		$expiration = is_string($cacheExpire) ? strtotime($cacheExpire) - time() : $cacheExpire;
+		if ($cache && @filemtime($cacheFile) + $expiration > time()) { // intentionally @
 			return $cache;
 		}