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