From 172d92958f590d3957747e222cb718e2c611cdcf Mon Sep 17 00:00:00 2001
From: Qiang Xue <qiang.xue@gmail.com>
Date: Wed, 28 Aug 2013 06:46:43 -0400
Subject: [PATCH] refactored code.

---
 framework/yii/caching/FileCache.php | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/framework/yii/caching/FileCache.php b/framework/yii/caching/FileCache.php
index 54d6506..437a7be 100644
--- a/framework/yii/caching/FileCache.php
+++ b/framework/yii/caching/FileCache.php
@@ -71,11 +71,7 @@ class FileCache extends Cache
 	public function exists($key)
 	{
 		$cacheFile = $this->getCacheFile($this->buildKey($key));
-		if (($time = @filemtime($cacheFile)) > time()) {
-			return true;
-		} else {
-			return false;
-		}
+		return @filemtime($cacheFile) > time();
 	}
 
 	/**
@@ -87,7 +83,7 @@ class FileCache extends Cache
 	protected function getValue($key)
 	{
 		$cacheFile = $this->getCacheFile($key);
-		if (($time = @filemtime($cacheFile)) > time()) {
+		if (@filemtime($cacheFile) > time()) {
 			return @file_get_contents($cacheFile);
 		} else {
 			return false;