mirror of
https://github.com/smarty-php/smarty.git
synced 2025-11-03 22:01:36 +01:00
113 lines
3.8 KiB
PHP
113 lines
3.8 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(&$params, &$smarty)
|
|
{
|
|
static $content_cache = array();
|
|
|
|
if ($smarty->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'], $smarty->_cache_info) = $content_cache[$params['tpl_file'].','.$params['cache_id'].','.$params['compile_id']];
|
|
return true;
|
|
}
|
|
|
|
if (!empty($smarty->cache_handler_func)) {
|
|
// use cache_handler function
|
|
call_user_func_array($smarty->cache_handler_func,
|
|
array('read', &$smarty, &$params['results'], $params['tpl_file'], $params['cache_id'], $params['compile_id']));
|
|
} else {
|
|
// use local cache file
|
|
$_auto_id = $smarty->_get_auto_id($params['cache_id'], $params['compile_id']);
|
|
$_cache_file = $smarty->_get_auto_filename($smarty->cache_dir, $params['tpl_file'], $_auto_id);
|
|
$params['results'] = $smarty->_read_file($_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];
|
|
|
|
$smarty->_cache_info = unserialize($cache_header);
|
|
|
|
if ($smarty->caching == 2 && isset ($smarty->_cache_info['expires'])){
|
|
// caching by expiration time
|
|
if ($smarty->_cache_info['expires'] > -1 && (time() > $smarty->_cache_info['expires'])) {
|
|
// cache expired, regenerate
|
|
return false;
|
|
}
|
|
} else {
|
|
// caching by lifetime
|
|
if ($smarty->cache_lifetime > -1 && (time() - $smarty->_cache_info['timestamp'] > $smarty->cache_lifetime)) {
|
|
// cache expired, regenerate
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if ($smarty->compile_check) {
|
|
require_once(SMARTY_DIR . 'core' . DIRECTORY_SEPARATOR . 'core.fetch_resource_info.php');
|
|
foreach (array_keys($smarty->_cache_info['template']) as $_template_dep) {
|
|
$_params = array('resource_name' => $_template_dep);
|
|
smarty_core_fetch_resource_info($_params, $smarty);
|
|
if ($smarty->_cache_info['timestamp'] < $_params['resource_timestamp']) {
|
|
// template file has changed, regenerate cache
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (isset($smarty->_cache_info['config'])) {
|
|
require_once(SMARTY_DIR . 'core' . DIRECTORY_SEPARATOR . 'core.fetch_resource_info.php');
|
|
foreach (array_keys($smarty->_cache_info['config']) as $_config_dep) {
|
|
$_params = array('resource_name' => $_config_dep);
|
|
smarty_core_fetch_resource_info($_params, $smarty);
|
|
if ($smarty->_cache_info['timestamp'] < $_params['resource_timestamp']) {
|
|
// config file has changed, regenerate cache
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
foreach ($smarty->_cache_info['cache_serials'] as $_include_file_path=>$_cache_serial) {
|
|
if (empty($smarty->_cache_serials[$_include_file_path])) {
|
|
$smarty->smarty_include($_include_file_path, true);
|
|
}
|
|
|
|
if ($smarty->_cache_serials[$_include_file_path] != $_cache_serial) {
|
|
/* regenerate */
|
|
return false;
|
|
}
|
|
}
|
|
$params['results'] = $cache_split[1];
|
|
$content_cache[$params['tpl_file'].','.$params['cache_id'].','.$params['compile_id']] = array($params['results'], $smarty->_cache_info);
|
|
|
|
return true;
|
|
}
|
|
|
|
/* vim: set expandtab: */
|
|
|
|
?>
|