/framework/vendor/smarty2/lib/internals/core.write_cache_file.php
PHP | 96 lines | 53 code | 13 blank | 30 comment | 14 complexity | 6e0ca7e246ee7a6fea7e2e6e4381332b MD5 | raw file
1<?php 2/** 3 * Smarty plugin 4 * @package Smarty 5 * @subpackage plugins 6 */ 7 8/** 9 * Prepend the cache information to the cache file 10 * and write it 11 * 12 * @param string $tpl_file 13 * @param string $cache_id 14 * @param string $compile_id 15 * @param string $results 16 * @return true|null 17 */ 18 19 // $tpl_file, $cache_id, $compile_id, $results 20 21function smarty_core_write_cache_file($params, &$smarty) 22{ 23 24 // put timestamp in cache header 25 $smarty->_cache_info['timestamp'] = time(); 26 if ($smarty->cache_lifetime > -1){ 27 // expiration set 28 $smarty->_cache_info['expires'] = $smarty->_cache_info['timestamp'] + $smarty->cache_lifetime; 29 } else { 30 // cache will never expire 31 $smarty->_cache_info['expires'] = -1; 32 } 33 34 // collapse nocache.../nocache-tags 35 if (preg_match_all('!\{(/?)nocache\:[0-9a-f]{32}#\d+\}!', $params['results'], $match, PREG_PATTERN_ORDER)) { 36 // remove everything between every pair of outermost noache.../nocache-tags 37 // and replace it by a single nocache-tag 38 // this new nocache-tag will be replaced by dynamic contents in 39 // smarty_core_process_compiled_includes() on a cache-read 40 41 $match_count = count($match[0]); 42 $results = preg_split('!(\{/?nocache\:[0-9a-f]{32}#\d+\})!', $params['results'], -1, PREG_SPLIT_DELIM_CAPTURE); 43 44 $level = 0; 45 $j = 0; 46 for ($i=0, $results_count = count($results); $i < $results_count && $j < $match_count; $i++) { 47 if ($results[$i] == $match[0][$j]) { 48 // nocache tag 49 if ($match[1][$j]) { // closing tag 50 $level--; 51 unset($results[$i]); 52 } else { // opening tag 53 if ($level++ > 0) unset($results[$i]); 54 } 55 $j++; 56 } elseif ($level > 0) { 57 unset($results[$i]); 58 } 59 } 60 $params['results'] = implode('', $results); 61 } 62 $smarty->_cache_info['cache_serials'] = $smarty->_cache_serials; 63 64 // prepend the cache header info into cache file 65 $_cache_info = serialize($smarty->_cache_info); 66 $params['results'] = strlen($_cache_info) . "\n" . $_cache_info . $params['results']; 67 68 if (!empty($smarty->cache_handler_func)) { 69 // use cache_handler function 70 call_user_func_array($smarty->cache_handler_func, 71 array('write', &$smarty, &$params['results'], $params['tpl_file'], $params['cache_id'], $params['compile_id'], null)); 72 } else { 73 // use local cache file 74 75 if(!@is_writable($smarty->cache_dir)) { 76 // cache_dir not writable, see if it exists 77 if(!@is_dir($smarty->cache_dir)) { 78 $smarty->trigger_error('the $cache_dir \'' . $smarty->cache_dir . '\' does not exist, or is not a directory.', E_USER_ERROR); 79 return false; 80 } 81 $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); 82 return false; 83 } 84 85 $_auto_id = $smarty->_get_auto_id($params['cache_id'], $params['compile_id']); 86 $_cache_file = $smarty->_get_auto_filename($smarty->cache_dir, $params['tpl_file'], $_auto_id); 87 $_params = array('filename' => $_cache_file, 'contents' => $params['results'], 'create_dirs' => true); 88 require_once(SMARTY_CORE_DIR . 'core.write_file.php'); 89 smarty_core_write_file($_params, $smarty); 90 return true; 91 } 92} 93 94/* vim: set expandtab: */ 95 96?>