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<?php
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/**
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* Smarty Method ClearCompiledTemplate
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*
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* Smarty::clearCompiledTemplate() method
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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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class Smarty_Internal_Method_ClearCompiledTemplate
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{
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/**
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* Valid for Smarty object
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*
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* @var int
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*/
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public $objMap = 1;
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/**
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* Delete compiled template file
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*
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* @api Smarty::clearCompiledTemplate()
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* @link http://www.smarty.net/docs/en/api.clear.compiled.template.tpl
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*
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* @param \Smarty $smarty
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* @param string $resource_name template name
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* @param string $compile_id compile id
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* @param integer $exp_time expiration time
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*
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* @return int number of template files deleted
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* @throws \SmartyException
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*/
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public function clearCompiledTemplate(Smarty $smarty, $resource_name = null, $compile_id = null, $exp_time = null)
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{
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// clear template objects cache
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$smarty->_clearTemplateCache();
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$_compile_dir = $smarty->getCompileDir();
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if ($_compile_dir === '/') { //We should never want to delete this!
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return 0;
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}
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$_compile_id = isset($compile_id) ? preg_replace('![^\w]+!', '_', $compile_id) : null;
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$_dir_sep = $smarty->use_sub_dirs ? DIRECTORY_SEPARATOR : '^';
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if (isset($resource_name)) {
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$_save_stat = $smarty->caching;
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$smarty->caching = Smarty::CACHING_OFF;
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/* @var Smarty_Internal_Template $tpl */
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$tpl = $smarty->createTemplate($resource_name);
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$smarty->caching = $_save_stat;
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if (!$tpl->source->handler->uncompiled && !$tpl->source->handler->recompiled && $tpl->source->exists) {
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$_resource_part_1 = basename(str_replace('^', DIRECTORY_SEPARATOR, $tpl->compiled->filepath));
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$_resource_part_1_length = strlen($_resource_part_1);
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} else {
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return 0;
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}
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$_resource_part_2 = str_replace('.php', '.cache.php', $_resource_part_1);
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$_resource_part_2_length = strlen($_resource_part_2);
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}
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$_dir = $_compile_dir;
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if ($smarty->use_sub_dirs && isset($_compile_id)) {
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$_dir .= $_compile_id . $_dir_sep;
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}
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if (isset($_compile_id)) {
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$_compile_id_part = $_compile_dir . $_compile_id . $_dir_sep;
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$_compile_id_part_length = strlen($_compile_id_part);
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}
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$_count = 0;
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try {
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$_compileDirs = new RecursiveDirectoryIterator($_dir);
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// NOTE: UnexpectedValueException thrown for PHP >= 5.3
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} catch (Exception $e) {
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return 0;
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}
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$_compile = new RecursiveIteratorIterator($_compileDirs, RecursiveIteratorIterator::CHILD_FIRST);
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foreach ($_compile as $_file) {
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if (substr(basename($_file->getPathname()), 0, 1) === '.') {
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continue;
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}
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$_filepath = (string)$_file;
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if ($_file->isDir()) {
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if (!$_compile->isDot()) {
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// delete folder if empty
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@rmdir($_file->getPathname());
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}
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} else {
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// delete only php files
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if (substr($_filepath, -4) !== '.php') {
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continue;
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}
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$unlink = false;
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if ((!isset($_compile_id) ||
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(isset($_filepath[ $_compile_id_part_length ]) &&
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$a = !strncmp($_filepath, $_compile_id_part, $_compile_id_part_length)))
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&& (!isset($resource_name) || (isset($_filepath[ $_resource_part_1_length ])
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&& substr_compare(
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$_filepath,
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$_resource_part_1,
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-$_resource_part_1_length,
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$_resource_part_1_length
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) === 0) || (isset($_filepath[ $_resource_part_2_length ])
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&& substr_compare(
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$_filepath,
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$_resource_part_2,
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-$_resource_part_2_length,
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$_resource_part_2_length
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) === 0))
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) {
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if (isset($exp_time)) {
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if (is_file($_filepath) && time() - filemtime($_filepath) >= $exp_time) {
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$unlink = true;
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}
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} else {
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$unlink = true;
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}
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}
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if ($unlink && is_file($_filepath) && @unlink($_filepath)) {
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$_count++;
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if (function_exists('opcache_invalidate')
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&& (!function_exists('ini_get') || strlen(ini_get('opcache.restrict_api')) < 1)
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) {
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opcache_invalidate($_filepath, true);
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} elseif (function_exists('apc_delete_file')) {
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apc_delete_file($_filepath);
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}
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}
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}
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}
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return $_count;
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}
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}
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