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