mirror of
https://github.com/smarty-php/smarty.git
synced 2025-10-30 20:01:37 +01:00
99 lines
3.2 KiB
PHP
99 lines
3.2 KiB
PHP
<?php
|
|
/**
|
|
* Smarty plugin
|
|
* @package Smarty
|
|
* @subpackage plugins
|
|
*/
|
|
|
|
/**
|
|
* read a cache file, determine if it needs to be
|
|
* regenerated or not
|
|
*
|
|
* @param string $tpl_file
|
|
* @param string $cache_id
|
|
* @param string $compile_id
|
|
* @param string $results
|
|
* @return boolean
|
|
*/
|
|
|
|
// $tpl_file, $cache_id, $compile_id, &$results
|
|
|
|
function smarty_core_read_cache_file(&$params, &$this)
|
|
{
|
|
static $content_cache = array();
|
|
|
|
if ($this->force_compile) {
|
|
// force compile enabled, always regenerate
|
|
return false;
|
|
}
|
|
|
|
if (isset($content_cache[$params['tpl_file'].','.$params['cache_id'].','.$params['compile_id']])) {
|
|
list($params['results'], $this->_cache_info) = $content_cache[$params['tpl_file'].','.$params['cache_id'].','.$params['compile_id']];
|
|
return true;
|
|
}
|
|
|
|
if (!empty($this->cache_handler_func)) {
|
|
// use cache_handler function
|
|
call_user_func_array($this->cache_handler_func,
|
|
array('read', &$this, &$params['results'], $params['tpl_file'], $params['cache_id'], $params['compile_id']));
|
|
} else {
|
|
// use local cache file
|
|
$_auto_id = $this->_get_auto_id($params['cache_id'], $params['compile_id']);
|
|
$_cache_file = $this->_get_auto_filename($this->cache_dir, $params['tpl_file'], $_auto_id);
|
|
$params['results'] = $this->_read_file($_cache_file);
|
|
}
|
|
|
|
if (empty($params['results'])) {
|
|
// nothing to parse (error?), regenerate cache
|
|
return false;
|
|
}
|
|
|
|
$cache_split = explode("\n", $params['results'], 2);
|
|
$cache_header = $cache_split[0];
|
|
|
|
$this->_cache_info = unserialize($cache_header);
|
|
|
|
if ($this->caching == 2 && isset ($this->_cache_info['expires'])){
|
|
// caching by expiration time
|
|
if ($this->_cache_info['expires'] > -1 && (time() > $this->_cache_info['expires'])) {
|
|
// cache expired, regenerate
|
|
return false;
|
|
}
|
|
} else {
|
|
// caching by lifetime
|
|
if ($this->cache_lifetime > -1 && (time() - $this->_cache_info['timestamp'] > $this->cache_lifetime)) {
|
|
// cache expired, regenerate
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if ($this->compile_check) {
|
|
foreach (array_keys($this->_cache_info['template']) as $_template_dep) {
|
|
$_params = array('tpl_path' => $_template_dep);
|
|
$this->_execute_core_function('fetch_template_info', $_params);
|
|
if ($this->_cache_info['timestamp'] < $_params['template_timestamp']) {
|
|
// template file has changed, regenerate cache
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (isset($this->_cache_info['config'])) {
|
|
foreach (array_keys($this->_cache_info['config']) as $config_dep) {
|
|
if ($this->_cache_info['timestamp'] < filemtime($this->config_dir . DIRECTORY_SEPARATOR . $config_dep)) {
|
|
// config file has changed, regenerate cache
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
$params['results'] = $cache_split[1];
|
|
$content_cache[$params['tpl_file'].','.$params['cache_id'].','.$params['compile_id']] = array($params['results'], $this->_cache_info);
|
|
|
|
return true;
|
|
}
|
|
|
|
/* vim: set expandtab: */
|
|
|
|
?>
|