<?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; } }