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E:/E/GEAMP/www/openbiz/openbiz/others/Smarty/libs/internals/core.write_cache_file.php

00001 <?php
00019  // $tpl_file, $cache_id, $compile_id, $results
00020 
00021 function smarty_core_write_cache_file($params, &$smarty)
00022 {
00023 
00024     // put timestamp in cache header
00025     $smarty->_cache_info['timestamp'] = time();
00026     if ($smarty->cache_lifetime > -1){
00027         // expiration set
00028         $smarty->_cache_info['expires'] = $smarty->_cache_info['timestamp'] + $smarty->cache_lifetime;
00029     } else {
00030         // cache will never expire
00031         $smarty->_cache_info['expires'] = -1;
00032     }
00033 
00034     // collapse nocache.../nocache-tags
00035     if (preg_match_all('!\{(/?)nocache\:[0-9a-f]{32}#\d+\}!', $params['results'], $match, PREG_PATTERN_ORDER)) {
00036         // remove everything between every pair of outermost noache.../nocache-tags
00037         // and replace it by a single nocache-tag
00038         // this new nocache-tag will be replaced by dynamic contents in
00039         // smarty_core_process_compiled_includes() on a cache-read
00040         
00041         $match_count = count($match[0]);
00042         $results = preg_split('!(\{/?nocache\:[0-9a-f]{32}#\d+\})!', $params['results'], -1, PREG_SPLIT_DELIM_CAPTURE);
00043         
00044         $level = 0;
00045         $j = 0;
00046         for ($i=0, $results_count = count($results); $i < $results_count && $j < $match_count; $i++) {
00047             if ($results[$i] == $match[0][$j]) {
00048                 // nocache tag
00049                 if ($match[1][$j]) { // closing tag
00050                     $level--;
00051                     unset($results[$i]);
00052                 } else { // opening tag
00053                     if ($level++ > 0) unset($results[$i]);
00054                 }
00055                 $j++;
00056             } elseif ($level > 0) {
00057                 unset($results[$i]);
00058             }
00059         }
00060         $params['results'] = implode('', $results);
00061     }
00062     $smarty->_cache_info['cache_serials'] = $smarty->_cache_serials;
00063 
00064     // prepend the cache header info into cache file
00065     $_cache_info = serialize($smarty->_cache_info);
00066     $params['results'] = strlen($_cache_info) . "\n" . $_cache_info . $params['results'];
00067 
00068     if (!empty($smarty->cache_handler_func)) {
00069         // use cache_handler function
00070         call_user_func_array($smarty->cache_handler_func,
00071                              array('write', &$smarty, &$params['results'], $params['tpl_file'], $params['cache_id'], $params['compile_id'], null));
00072     } else {
00073         // use local cache file
00074 
00075         if(!@is_writable($smarty->cache_dir)) {
00076             // cache_dir not writable, see if it exists
00077             if(!@is_dir($smarty->cache_dir)) {
00078                 $smarty->trigger_error('the $cache_dir \'' . $smarty->cache_dir . '\' does not exist, or is not a directory.', E_USER_ERROR);
00079                 return false;
00080             }
00081             $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);
00082             return false;
00083         }
00084 
00085         $_auto_id = $smarty->_get_auto_id($params['cache_id'], $params['compile_id']);
00086         $_cache_file = $smarty->_get_auto_filename($smarty->cache_dir, $params['tpl_file'], $_auto_id);
00087         $_params = array('filename' => $_cache_file, 'contents' => $params['results'], 'create_dirs' => true);
00088         require_once(SMARTY_CORE_DIR . 'core.write_file.php');
00089         smarty_core_write_file($_params, $smarty);
00090         return true;
00091     }
00092 }
00093 
00094 /* vim: set expandtab: */
00095 
00096 ?>

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