File size: 2.48Kb
<?php
/**
* Inline Runtime Methods render, setSourceByUid, setupSubTemplate
*
* @package Smarty
* @subpackage PluginsInternal
* @author Uwe Tews
*
**/
class Smarty_Internal_Runtime_CacheModify
{
/**
* check client side cache
*
* @param \Smarty_Template_Cached $cached
* @param \Smarty_Internal_Template $_template
* @param string $content
*/
public function cacheModifiedCheck(Smarty_Template_Cached $cached, Smarty_Internal_Template $_template, $content)
{
$_isCached = $_template->isCached() && !$_template->compiled->has_nocache_code;
$_last_modified_date =
@substr($_SERVER[ 'HTTP_IF_MODIFIED_SINCE' ], 0, strpos($_SERVER[ 'HTTP_IF_MODIFIED_SINCE' ], 'GMT') + 3);
if ($_isCached && $cached->timestamp <= strtotime($_last_modified_date)) {
switch (PHP_SAPI) {
case 'cgi': // php-cgi < 5.3
case 'cgi-fcgi': // php-cgi >= 5.3
case 'fpm-fcgi': // php-fpm >= 5.3.3
header('Status: 304 Not Modified');
break;
case 'cli':
if ( /* ^phpunit */
!empty($_SERVER[ 'SMARTY_PHPUNIT_DISABLE_HEADERS' ]) /* phpunit$ */
) {
$_SERVER[ 'SMARTY_PHPUNIT_HEADERS' ][] = '304 Not Modified';
}
break;
default:
if ( /* ^phpunit */
!empty($_SERVER[ 'SMARTY_PHPUNIT_DISABLE_HEADERS' ]) /* phpunit$ */
) {
$_SERVER[ 'SMARTY_PHPUNIT_HEADERS' ][] = '304 Not Modified';
} else {
header($_SERVER[ 'SERVER_PROTOCOL' ] . ' 304 Not Modified');
}
break;
}
} else {
switch (PHP_SAPI) {
case 'cli':
if ( /* ^phpunit */
!empty($_SERVER[ 'SMARTY_PHPUNIT_DISABLE_HEADERS' ]) /* phpunit$ */
) {
$_SERVER[ 'SMARTY_PHPUNIT_HEADERS' ][] =
'Last-Modified: ' . gmdate('D, d M Y H:i:s', $cached->timestamp) . ' GMT';
}
break;
default:
header('Last-Modified: ' . gmdate('D, d M Y H:i:s', $cached->timestamp) . ' GMT');
break;
}
echo $content;
}
}
}