diff options
Diffstat (limited to 'lib/smarty/sysplugins/smarty_internal_runtime_updatecache.php')
| -rw-r--r-- | lib/smarty/sysplugins/smarty_internal_runtime_updatecache.php | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/lib/smarty/sysplugins/smarty_internal_runtime_updatecache.php b/lib/smarty/sysplugins/smarty_internal_runtime_updatecache.php new file mode 100644 index 0000000..c1abbb3 --- /dev/null +++ b/lib/smarty/sysplugins/smarty_internal_runtime_updatecache.php @@ -0,0 +1,183 @@ +<?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) + { + } + + /** + * 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, $no_output_filter) + { + ob_start(); + if (!isset($_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); + $compile_check = (int)$_template->compile_check; + $_template->compile_check = Smarty::COMPILECHECK_OFF; + if ($_template->_isSubTpl()) { + $_template->compiled->unifunc = $_template->parent->compiled->unifunc; + } + if (!$_template->cached->processed) { + $_template->cached->process($_template, true); + } + $_template->compile_check = $compile_check; + $cached->getRenderedTemplateCode($_template); + if ($_template->smarty->debugging) { + $_template->smarty->_debug->end_cache($_template); + } + } + + /** + * 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 + ) { + $php_pattern = '/(<%|%>|<\?php|<\?|\?>|<script\s+language\s*=\s*[\"\']?\s*php\s*[\"\']?\s*>)/'; + $content = ob_get_clean(); + $hash_array = $cached->hashes; + $hash_array[ $_template->compiled->nocache_hash ] = true; + $hash_array = array_keys($hash_array); + $nocache_hash = '(' . implode('|', $hash_array) . ')'; + $_template->cached->has_nocache_code = false; + // get text between non-cached items + $cache_split = + preg_split( + "!/\*%%SmartyNocache:{$nocache_hash}%%\*\/(.+?)/\*/%%SmartyNocache:{$nocache_hash}%%\*/!s", + $content + ); + // get non-cached items + preg_match_all( + "!/\*%%SmartyNocache:{$nocache_hash}%%\*\/(.+?)/\*/%%SmartyNocache:{$nocache_hash}%%\*/!s", + $content, + $cache_parts + ); + $content = ''; + // loop over items, stitch back together + foreach ($cache_split as $curr_idx => $curr_split) { + if (preg_match($php_pattern, $curr_split)) { + // escape PHP tags in template content + $php_split = preg_split( + $php_pattern, + $curr_split + ); + preg_match_all( + $php_pattern, + $curr_split, + $php_parts + ); + foreach ($php_split as $idx_php => $curr_php) { + $content .= $curr_php; + if (isset($php_parts[ 0 ][ $idx_php ])) { + $content .= "<?php echo '{$php_parts[ 1 ][ $idx_php ]}'; ?>\n"; + } + } + } else { + $content .= $curr_split; + } + if (isset($cache_parts[ 0 ][ $curr_idx ])) { + $_template->cached->has_nocache_code = true; + $content .= $cache_parts[ 2 ][ $curr_idx ]; + } + } + if (!$no_output_filter && !$_template->cached->has_nocache_code + && (isset($_template->smarty->autoload_filters[ 'output' ]) + || isset($_template->smarty->registered_filters[ 'output' ])) + ) { + $content = $_template->smarty->ext->_filterHandler->runFilter('output', $content, $_template); + } + // write cache file content + $this->writeCachedContent($_template, $content); + } + + /** + * Writes the content to cache resource + * + * @param Smarty_Internal_Template $_template + * @param string $content + * + * @return bool + */ + public function writeCachedContent(Smarty_Internal_Template $_template, $content) + { + if ($_template->source->handler->recompiled || !$_template->caching + ) { + // don't write cache file + return false; + } + if (!isset($_template->cached)) { + $_template->loadCached(); + } + $content = $_template->smarty->ext->_codeFrame->create($_template, $content, '', true); + return $this->write($_template, $content); + } + + /** + * Write this cache object to handler + * + * @param Smarty_Internal_Template $_template template object + * @param string $content content to cache + * + * @return bool success + */ + public function write(Smarty_Internal_Template $_template, $content) + { + if (!$_template->source->handler->recompiled) { + $cached = $_template->cached; + if ($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; + } +} |