Commit | Line | Data |
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e586807d H |
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, $results | |
20 | ||
21 | function smarty_core_write_cache_file($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 | ||
b42b2bf9 H |
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 | } | |
e586807d H |
62 | $smarty->_cache_info['cache_serials'] = $smarty->_cache_serials; |
63 | ||
64 | // prepend the cache header info into cache file | |
b42b2bf9 H |
65 | $_cache_info = serialize($smarty->_cache_info); |
66 | $params['results'] = strlen($_cache_info) . "\n" . $_cache_info . $params['results']; | |
e586807d H |
67 | |
68 | if (!empty($smarty->cache_handler_func)) { | |
69 | // use cache_handler function | |
70 | call_user_func_array($smarty->cache_handler_func, | |
b42b2bf9 | 71 | array('write', &$smarty, &$params['results'], $params['tpl_file'], $params['cache_id'], $params['compile_id'], null)); |
e586807d H |
72 | } else { |
73 | // use local cache file | |
74 | ||
75 | if(!@is_writable($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' => $params['results'], 'create_dirs' => true); | |
b42b2bf9 | 88 | require_once(SMARTY_CORE_DIR . 'core.write_file.php'); |
e586807d H |
89 | smarty_core_write_file($_params, $smarty); |
90 | return true; | |
91 | } | |
92 | } | |
93 | ||
94 | /* vim: set expandtab: */ | |
95 | ||
96 | ?> |