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96 lines
3.6 KiB
96 lines
3.6 KiB
<?php |
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/** |
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* Smarty plugin |
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* @package Smarty |
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* @subpackage plugins |
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*/ |
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/** |
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* Prepend the cache information to the cache file |
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* and write it |
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* |
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* @param string $tpl_file |
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* @param string $cache_id |
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* @param string $compile_id |
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* @param string $results |
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* @return true|null |
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*/ |
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// $tpl_file, $cache_id, $compile_id, $results |
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function smarty_core_write_cache_file($params, &$smarty) |
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{ |
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// put timestamp in cache header |
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$smarty->_cache_info['timestamp'] = time(); |
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if ($smarty->cache_lifetime > -1){ |
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// expiration set |
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$smarty->_cache_info['expires'] = $smarty->_cache_info['timestamp'] + $smarty->cache_lifetime; |
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} else { |
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// cache will never expire |
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$smarty->_cache_info['expires'] = -1; |
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} |
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// collapse nocache.../nocache-tags |
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if (preg_match_all('!\{(/?)nocache\:[0-9a-f]{32}#\d+\}!', $params['results'], $match, PREG_PATTERN_ORDER)) { |
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// remove everything between every pair of outermost noache.../nocache-tags |
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// and replace it by a single nocache-tag |
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// this new nocache-tag will be replaced by dynamic contents in |
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// smarty_core_process_compiled_includes() on a cache-read |
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$match_count = count($match[0]); |
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$results = preg_split('!(\{/?nocache\:[0-9a-f]{32}#\d+\})!', $params['results'], -1, PREG_SPLIT_DELIM_CAPTURE); |
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$level = 0; |
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$j = 0; |
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for ($i=0, $results_count = count($results); $i < $results_count && $j < $match_count; $i++) { |
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if ($results[$i] == $match[0][$j]) { |
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// nocache tag |
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if ($match[1][$j]) { // closing tag |
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$level--; |
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unset($results[$i]); |
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} else { // opening tag |
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if ($level++ > 0) unset($results[$i]); |
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} |
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$j++; |
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} elseif ($level > 0) { |
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unset($results[$i]); |
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} |
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} |
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$params['results'] = implode('', $results); |
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} |
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$smarty->_cache_info['cache_serials'] = $smarty->_cache_serials; |
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// prepend the cache header info into cache file |
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$_cache_info = serialize($smarty->_cache_info); |
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$params['results'] = strlen($_cache_info) . "\n" . $_cache_info . $params['results']; |
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if (!empty($smarty->cache_handler_func)) { |
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// use cache_handler function |
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call_user_func_array($smarty->cache_handler_func, |
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array('write', &$smarty, &$params['results'], $params['tpl_file'], $params['cache_id'], $params['compile_id'], $smarty->_cache_info['expires'])); |
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} else { |
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// use local cache file |
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if(!@is_writable($smarty->cache_dir)) { |
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// cache_dir not writable, see if it exists |
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if(!@is_dir($smarty->cache_dir)) { |
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$smarty->trigger_error('the $cache_dir \'' . $smarty->cache_dir . '\' does not exist, or is not a directory.', E_USER_ERROR); |
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return false; |
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} |
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$smarty->trigger_error('unable to write to $cache_dir \'' . realpath($smarty->cache_dir) . '\'. Be sure $cache_dir is writable by the web server user.', E_USER_ERROR); |
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return false; |
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} |
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$_auto_id = $smarty->_get_auto_id($params['cache_id'], $params['compile_id']); |
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$_cache_file = $smarty->_get_auto_filename($smarty->cache_dir, $params['tpl_file'], $_auto_id); |
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$_params = array('filename' => $_cache_file, 'contents' => $params['results'], 'create_dirs' => true); |
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require_once(SMARTY_CORE_DIR . 'core.write_file.php'); |
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smarty_core_write_file($_params, $smarty); |
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return true; |
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} |
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} |
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/* vim: set expandtab: */ |
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?>
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