diff options
Diffstat (limited to 'include/smarty/libs/sysplugins/smarty_internal_runtime_updatecache.php')
| -rw-r--r-- | include/smarty/libs/sysplugins/smarty_internal_runtime_updatecache.php | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/include/smarty/libs/sysplugins/smarty_internal_runtime_updatecache.php b/include/smarty/libs/sysplugins/smarty_internal_runtime_updatecache.php new file mode 100644 index 000000000..a895a3070 --- /dev/null +++ b/include/smarty/libs/sysplugins/smarty_internal_runtime_updatecache.php @@ -0,0 +1,170 @@ +<?php + +/** + * Inline Runtime Methods render, setSourceByUid, setupSubTemplate + * + * @package Smarty + * @subpackage PluginsInternal + * @author Uwe Tews + * + **/ +class Smarty_Internal_Runtime_UpdateCache +{ + /** + * 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) + { + } + + /** + * Sanitize content and write it to cache resource + * + * @param \Smarty_Template_Cached $cached + * @param Smarty_Internal_Template $_template + * @param bool $no_output_filter + * + * @throws \SmartyException + */ + public function removeNoCacheHash(Smarty_Template_Cached $cached, Smarty_Internal_Template $_template, + $no_output_filter) + { + $content = ob_get_clean(); + unset($cached->hashes[$_template->compiled->nocache_hash]); + if (!empty($cached->hashes)) { + $hash_array = array(); + foreach ($cached->hashes as $hash => $foo) { + $hash_array[] = "/{$hash}/"; + } + $content = preg_replace($hash_array, $_template->compiled->nocache_hash, $content); + } + $_template->cached->has_nocache_code = false; + // get text between non-cached items + $cache_split = + preg_split("!/\*%%SmartyNocache:{$_template->compiled->nocache_hash}%%\*\/(.+?)/\*/%%SmartyNocache:{$_template->compiled->nocache_hash}%%\*/!s", + $content); + // get non-cached items + preg_match_all("!/\*%%SmartyNocache:{$_template->compiled->nocache_hash}%%\*\/(.+?)/\*/%%SmartyNocache:{$_template->compiled->nocache_hash}%%\*/!s", + $content, $cache_parts); + $content = ''; + // loop over items, stitch back together + foreach ($cache_split as $curr_idx => $curr_split) { + // escape PHP tags in template content + $content .= preg_replace('/(<%|%>|<\?php|<\?|\?>|<script\s+language\s*=\s*[\"\']?\s*php\s*[\"\']?\s*>)/', + "<?php echo '\$1'; ?>\n", $curr_split); + if (isset($cache_parts[0][$curr_idx])) { + $_template->cached->has_nocache_code = true; + $content .= $cache_parts[1][$curr_idx]; + } + } + if (!$no_output_filter && !$_template->compiled->has_nocache_code && + (isset($_template->smarty->autoload_filters['output']) || + isset($_template->smarty->registered_filters['output'])) + ) { + $content = $_template->smarty->ext->_filterHandler->runFilter('output', $content, $_template); + } + // write cache file content + $this->writeCachedContent($cached, $_template, $content); + } + + /** + * Cache was invalid , so render from compiled and write to cache + * + * @param \Smarty_Template_Cached $cached + * @param \Smarty_Internal_Template $_template + * @param $no_output_filter + * + * @throws \Exception + */ + public function updateCache(Smarty_Template_Cached $cached, Smarty_Internal_Template $_template, $no_output_filter) + { + if ($_template->source->handler->uncompiled) { + ob_start(); + $_template->source->render($_template); + } else { + ob_start(); + if (!isset($_template->compiled)) { + $_template->loadCompiled(); + } + $_template->compiled->render($_template); + } + if ($_template->smarty->debugging) { + $_template->smarty->_debug->start_cache($_template); + } + $this->removeNoCacheHash($cached, $_template, $no_output_filter); + $compile_check = $_template->smarty->compile_check; + $_template->smarty->compile_check = false; + if (isset($_template->parent) && $_template->parent->_objType == 2) { + $_template->compiled->unifunc = $_template->parent->compiled->unifunc; + } + if (!$_template->cached->processed) { + $_template->cached->process($_template, true); + } + $_template->smarty->compile_check = $compile_check; + $cached->getRenderedTemplateCode($_template); + if ($_template->smarty->debugging) { + $_template->smarty->_debug->end_cache($_template); + } + } + + /** + * Writes the content to cache resource + * + * @param \Smarty_Template_Cached $cached + * @param Smarty_Internal_Template $_template + * @param string $content + * + * @return bool + */ + public function writeCachedContent(Smarty_Template_Cached $cached, Smarty_Internal_Template $_template, $content) + { + if ($_template->source->handler->recompiled || !($_template->caching == Smarty::CACHING_LIFETIME_CURRENT || + $_template->caching == Smarty::CACHING_LIFETIME_SAVED) + ) { + // don't write cache file + return false; + } + $content = $_template->smarty->ext->_codeFrame->create($_template, $content, '', true); + return $this->write($cached, $_template, $content); + } + + /** + * Write this cache object to handler + * + * @param \Smarty_Template_Cached $cached + * @param Smarty_Internal_Template $_template template object + * @param string $content content to cache + * + * @return bool success + */ + public function write(Smarty_Template_Cached $cached, Smarty_Internal_Template $_template, $content) + { + if (!$_template->source->handler->recompiled) { + if ($cached->handler->writeCachedContent($_template, $content)) { + $cached->content = null; + $cached->timestamp = time(); + $cached->exists = true; + $cached->valid = true; + $cached->cache_lifetime = $_template->cache_lifetime; + $cached->processed = false; + if ($_template->smarty->cache_locking) { + $cached->handler->releaseLock($_template->smarty, $cached); + } + + return true; + } + $cached->content = null; + $cached->timestamp = false; + $cached->exists = false; + $cached->valid = false; + $cached->processed = false; + } + + return false; + } + +}
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