Files
framework/Library/Think/Template/Driver/File.php
2013-04-15 16:16:53 +08:00

46 lines
1.7 KiB
PHP

<?php
// +----------------------------------------------------------------------
// | TOPThink [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2011 http://topthink.com All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace Think\Template\Driver;
class File {
// 写入编译缓存
public function write($cacheFile,$content){
// 检测模板目录
$dir = dirname($cacheFile);
if(!is_dir($dir))
mkdir($dir,0755,true);
// 生成模板缓存文件
if( false === file_put_contents($cacheFile,$content))
E('_CACHE_WRITE_ERROR_:'.$cacheFile);
}
// 读取编译编译
public function read($cacheFile,$vars){
// 模板阵列变量分解成为独立变量
extract($vars, EXTR_OVERWRITE);
//载入模版缓存文件
include $cacheFile;
}
// 检查编译缓存是否有效
public function check($template,$cacheFile,$cacheTime){
if(!is_file($cacheFile)|| (is_file($template) && filemtime($template) > filemtime($cacheFile))) {
// 模板文件如果有更新则缓存需要更新
return false;
}elseif ($cacheTime != 0 && time() > filemtime($cacheFile)+$cacheTime) {
// 缓存是否在有效期
return false;
}
return true;
}
}