diff options
Diffstat (limited to '3dparty/Smarty/sysplugins/smarty_internal_cacheresource_file.php')
| -rw-r--r-- | 3dparty/Smarty/sysplugins/smarty_internal_cacheresource_file.php | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/3dparty/Smarty/sysplugins/smarty_internal_cacheresource_file.php b/3dparty/Smarty/sysplugins/smarty_internal_cacheresource_file.php new file mode 100644 index 00000000000..2cb8a72af68 --- /dev/null +++ b/3dparty/Smarty/sysplugins/smarty_internal_cacheresource_file.php @@ -0,0 +1,205 @@ +<?php + +/** + * Smarty Internal Plugin CacheResource File + * + * Implements the file system as resource for the HTML cache + * Version ussing nocache inserts + * + * @package Smarty + * @subpackage Cacher + * @author Uwe Tews + */ + +/** + * This class does contain all necessary methods for the HTML cache on file system + */ +class Smarty_Internal_CacheResource_File { + function __construct($smarty) + { + $this->smarty = $smarty; + } + /** + * Returns the filepath of the cached template output + * + * @param object $_template current template + * @return string the cache filepath + */ + public function getCachedFilepath($_template) + { + $_source_file_path = str_replace(':', '.', $_template->getTemplateFilepath()); + $_cache_id = isset($_template->cache_id) ? preg_replace('![^\w\|]+!', '_', $_template->cache_id) : null; + $_compile_id = isset($_template->compile_id) ? preg_replace('![^\w\|]+!', '_', $_template->compile_id) : null; + $_filepath = $_template->templateUid; + // if use_sub_dirs, break file into directories + if ($this->smarty->use_sub_dirs) { + $_filepath = substr($_filepath, 0, 2) . DS + . substr($_filepath, 2, 2) . DS + . substr($_filepath, 4, 2) . DS + . $_filepath; + } + $_compile_dir_sep = $this->smarty->use_sub_dirs ? DS : '^'; + if (isset($_cache_id)) { + $_cache_id = str_replace('|', $_compile_dir_sep, $_cache_id) . $_compile_dir_sep; + } else { + $_cache_id = ''; + } + if (isset($_compile_id)) { + $_compile_id = $_compile_id . $_compile_dir_sep; + } else { + $_compile_id = ''; + } + $_cache_dir = $this->smarty->cache_dir; + if (strpos('/\\', substr($_cache_dir, -1)) === false) { + $_cache_dir .= DS; + } + return $_cache_dir . $_cache_id . $_compile_id . $_filepath . '.' . basename($_source_file_path) . '.php'; + } + + /** + * Returns the timpestamp of the cached template output + * + * @param object $_template current template + * @return integer |booelan the template timestamp or false if the file does not exist + */ + public function getCachedTimestamp($_template) + { + // return @filemtime ($_template->getCachedFilepath()); + return ($_template->getCachedFilepath() && file_exists($_template->getCachedFilepath())) ? filemtime($_template->getCachedFilepath()) : false ; + } + + /** + * Returns the cached template output + * + * @param object $_template current template + * @return string |booelan the template content or false if the file does not exist + */ + public function getCachedContents($_template, $no_render = false) + { + if (!$no_render) { + ob_start(); + } + $_smarty_tpl = $_template; + include $_template->getCachedFilepath(); + if ($no_render) { + return null; + } else { + return ob_get_clean(); + } + } + + /** + * Writes the rendered template output to cache file + * + * @param object $_template current template + * @return boolean status + */ + public function writeCachedContent($_template, $content) + { + if (!$_template->resource_object->isEvaluated) { + if (Smarty_Internal_Write_File::writeFile($_template->getCachedFilepath(), $content, $this->smarty) === true) { + $_template->cached_timestamp = filemtime($_template->getCachedFilepath()); + return true; + } + } + return false; + } + + /** + * Empty cache folder + * + * @param integer $exp_time expiration time + * @return integer number of cache files deleted + */ + public function clearAll($exp_time = null) + { + return $this->clear(null, null, null, $exp_time); + } + /** + * Empty cache for a specific template + * + * @param string $resource_name template name + * @param string $cache_id cache id + * @param string $compile_id compile id + * @param integer $exp_time expiration time + * @return integer number of cache files deleted + */ + public function clear($resource_name, $cache_id, $compile_id, $exp_time) + { + $_cache_id = isset($cache_id) ? preg_replace('![^\w\|]+!', '_', $cache_id) : null; + $_compile_id = isset($compile_id) ? preg_replace('![^\w\|]+!', '_', $compile_id) : null; + $_dir_sep = $this->smarty->use_sub_dirs ? '/' : '^'; + $_compile_id_offset = $this->smarty->use_sub_dirs ? 3 : 0; + $_dir = rtrim($this->smarty->cache_dir, '/\\') . DS; + $_dir_length = strlen($_dir); + if (isset($_cache_id)) { + $_cache_id_parts = explode('|', $_cache_id); + $_cache_id_parts_count = count($_cache_id_parts); + if ($this->smarty->use_sub_dirs) { + foreach ($_cache_id_parts as $id_part) { + $_dir .= $id_part . DS; + } + } + } + if (isset($resource_name)) { + $_save_stat = $this->smarty->caching; + $this->smarty->caching = true; + $tpl = new $this->smarty->template_class($resource_name, $this->smarty); + // remove from template cache + unset($this->smarty->template_objects[crc32($tpl->template_resource . $tpl->cache_id . $tpl->compile_id)]); + $this->smarty->caching = $_save_stat; + if ($tpl->isExisting()) { + $_resourcename_parts = basename(str_replace('^', '/', $tpl->getCachedFilepath())); + } else { + return 0; + } + } + $_count = 0; + if (file_exists($_dir)) { + $_cacheDirs = new RecursiveDirectoryIterator($_dir); + $_cache = new RecursiveIteratorIterator($_cacheDirs, RecursiveIteratorIterator::CHILD_FIRST); + foreach ($_cache as $_file) { + if (strpos($_file, '.svn') !== false) continue; + // directory ? + if ($_file->isDir()) { + if (!$_cache->isDot()) { + // delete folder if empty + @rmdir($_file->getPathname()); + } + } else { + $_parts = explode($_dir_sep, str_replace('\\', '/', substr((string)$_file, $_dir_length))); + $_parts_count = count($_parts); + // check name + if (isset($resource_name)) { + if ($_parts[$_parts_count-1] != $_resourcename_parts) { + continue; + } + } + // check compile id + if (isset($_compile_id) && (!isset($_parts[$_parts_count-2 - $_compile_id_offset]) || $_parts[$_parts_count-2 - $_compile_id_offset] != $_compile_id)) { + continue; + } + // check cache id + if (isset($_cache_id)) { + // count of cache id parts + $_parts_count = (isset($_compile_id)) ? $_parts_count - 2 - $_compile_id_offset : $_parts_count - 1 - $_compile_id_offset; + if ($_parts_count < $_cache_id_parts_count) { + continue; + } + for ($i = 0; $i < $_cache_id_parts_count; $i++) { + if ($_parts[$i] != $_cache_id_parts[$i]) continue 2; + } + } + // expired ? + if (isset($exp_time) && time() - @filemtime($_file) < $exp_time) { + continue; + } + $_count += @unlink((string) $_file) ? 1 : 0; + } + } + } + return $_count; + } +} + +?>
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