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Linux www.koreapackagetour.com 2.6.32-042stab145.3 #1 SMP Thu Jun 11 14:05:04 MSK 2020 x86_64
<?PHP
/**
* patTemplate Template cache that stores data on filesystem
*
* $Id: File.php 10381 2008-06-01 03:35:53Z pasamio $
*
* @package patTemplate
* @subpackage Caches
* @author Stephan Schmidt <schst@php.net>
*/
// Check to ensure this file is within the rest of the framework
defined('JPATH_BASE') or die();
/**
* patTemplate Template cache that stores data on filesystem
*
* $Id: File.php 10381 2008-06-01 03:35:53Z pasamio $
*
* Possible parameters for the cache are:
* - cacheFolder : set the folder from which to load the cache
* - lifetime : seconds for which the cache is valid, if set to auto, it will check
* whether the cache is older than the original file (if the reader supports this)
* - prefix for the filenames
*
* @package patTemplate
* @subpackage Caches
* @author Stephan Schmidt <schst@php.net>
*/
class patTemplate_TemplateCache_File extends patTemplate_TemplateCache
{
/**
* parameters of the cache
*
* @access private
* @var array
*/
var $_params = array(
'cacheFolder' => './cache',
'lifetime' => 'auto',
'prefix' => '',
'filemode' => null
);
/**
* load template from cache
*
* @access public
* @param string cache key
* @param integer modification time of original template
* @return array|boolean either an array containing the templates or false cache could not be loaded
*/
function load($key, $modTime = -1)
{
$filename = $this->_getCachefileName( $key );
if (!file_exists($filename) || !is_readable($filename)) {
return false;
}
$generatedOn = filemtime( $filename );
$ttl = $this->getParam('lifetime');
if ($ttl == 'auto') {
if ($modTime < 1) {
return false;
}
if ($modTime > $generatedOn) {
return false;
}
return unserialize(file_get_contents($filename));
} elseif(is_int( $ttl)) {
if ($generatedOn + $ttl < time()) {
return false;
}
return unserialize( file_get_contents( $filename ) );
}
return false;
}
/**
* write template to cache
*
* @access public
* @param string cache key
* @param array templates to store
* @return boolean true on success
*/
function write( $key, $templates )
{
$cacheFile = $this->_getCachefileName($key);
$fp = @fopen($cacheFile, 'w');
if (!$fp) {
return false;
}
flock( $fp, LOCK_EX );
fputs( $fp, serialize($templates));
flock( $fp, LOCK_UN );
$filemode = $this->getParam('filemode');
if ($filemode !== null) {
chmod($cacheFile, $filemode);
}
return true;
}
/**
* get the cache filename
*
* @access private
* @param string cache key
* @return string cache file name
*/
function _getCachefileName( $key )
{
return $this->getParam( 'cacheFolder' ) . '/' . $this->getParam( 'prefix' ).$key . '.cache';
}
}
?>
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