| 1 |
<?php
|
| 2 |
/**
|
| 3 |
*
|
| 4 |
* @package phpBB3
|
| 5 |
* @version $Id: cron.php 8902 2008-09-21 10:14:17Z acydburn $
|
| 6 |
* @copyright (c) 2005 phpBB Group
|
| 7 |
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
|
| 8 |
*
|
| 9 |
*/
|
| 10 |
|
| 11 |
/**
|
| 12 |
*/
|
| 13 |
define('IN_PHPBB', true);
|
| 14 |
define('IN_CRON', true);
|
| 15 |
if (!defined('PHPBB_ROOT_PATH')) define('PHPBB_ROOT_PATH', './');
|
| 16 |
if (!defined('PHP_EXT')) define('PHP_EXT', substr(strrchr(__FILE__, '.'), 1));
|
| 17 |
include(PHPBB_ROOT_PATH . 'common.' . PHP_EXT);
|
| 18 |
|
| 19 |
// Do not update users last page entry
|
| 20 |
$user->session_begin(false);
|
| 21 |
$auth->acl($user->data);
|
| 22 |
|
| 23 |
$cron_type = request_var('cron_type', '');
|
| 24 |
$use_shutdown_function = (@function_exists('register_shutdown_function')) ? true : false;
|
| 25 |
|
| 26 |
// Output transparent gif
|
| 27 |
header('Cache-Control: no-cache');
|
| 28 |
header('Content-type: image/gif');
|
| 29 |
header('Content-length: 43');
|
| 30 |
|
| 31 |
echo base64_decode('R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==');
|
| 32 |
|
| 33 |
// test without flush ;)
|
| 34 |
// flush();
|
| 35 |
|
| 36 |
//
|
| 37 |
if (!isset($config['cron_lock']))
|
| 38 |
{
|
| 39 |
set_config('cron_lock', '0', true);
|
| 40 |
}
|
| 41 |
|
| 42 |
// make sure cron doesn't run multiple times in parallel
|
| 43 |
if ($config['cron_lock'])
|
| 44 |
{
|
| 45 |
// if the other process is running more than an hour already we have to assume it
|
| 46 |
// aborted without cleaning the lock
|
| 47 |
$time = explode(' ', $config['cron_lock']);
|
| 48 |
$time = $time[0];
|
| 49 |
|
| 50 |
if ($time + 3600 >= time())
|
| 51 |
{
|
| 52 |
exit;
|
| 53 |
}
|
| 54 |
}
|
| 55 |
|
| 56 |
define('CRON_ID', time() . ' ' . unique_id());
|
| 57 |
|
| 58 |
$sql = 'UPDATE ' . CONFIG_TABLE . "
|
| 59 |
SET config_value = '" . $db->sql_escape(CRON_ID) . "'
|
| 60 |
WHERE config_name = 'cron_lock' AND config_value = '" . $db->sql_escape($config['cron_lock']) . "'";
|
| 61 |
$db->sql_query($sql);
|
| 62 |
|
| 63 |
// another cron process altered the table between script start and UPDATE query so exit
|
| 64 |
if ($db->sql_affectedrows() != 1)
|
| 65 |
{
|
| 66 |
exit;
|
| 67 |
}
|
| 68 |
|
| 69 |
/**
|
| 70 |
* Run cron-like action
|
| 71 |
* Real cron-based layer will be introduced in 3.2
|
| 72 |
*/
|
| 73 |
switch ($cron_type)
|
| 74 |
{
|
| 75 |
case 'queue':
|
| 76 |
|
| 77 |
if (time() - $config['queue_interval'] <= $config['last_queue_run'] || !file_exists(PHPBB_ROOT_PATH . 'cache/queue.' . PHP_EXT))
|
| 78 |
{
|
| 79 |
break;
|
| 80 |
}
|
| 81 |
|
| 82 |
// A user reported using the mail() function while using shutdown does not work. We do not want to risk that.
|
| 83 |
if ($use_shutdown_function && !$config['smtp_delivery'])
|
| 84 |
{
|
| 85 |
$use_shutdown_function = false;
|
| 86 |
}
|
| 87 |
|
| 88 |
include_once(PHPBB_ROOT_PATH . 'includes/functions_messenger.' . PHP_EXT);
|
| 89 |
$queue = new queue();
|
| 90 |
|
| 91 |
if ($use_shutdown_function)
|
| 92 |
{
|
| 93 |
register_shutdown_function(array(&$queue, 'process'));
|
| 94 |
}
|
| 95 |
else
|
| 96 |
{
|
| 97 |
$queue->process();
|
| 98 |
}
|
| 99 |
|
| 100 |
break;
|
| 101 |
|
| 102 |
case 'tidy_cache':
|
| 103 |
|
| 104 |
if (time() - $config['cache_gc'] <= $config['cache_last_gc'] || !method_exists($cache, 'tidy'))
|
| 105 |
{
|
| 106 |
break;
|
| 107 |
}
|
| 108 |
|
| 109 |
if ($use_shutdown_function)
|
| 110 |
{
|
| 111 |
register_shutdown_function(array(&$cache, 'tidy'));
|
| 112 |
}
|
| 113 |
else
|
| 114 |
{
|
| 115 |
$cache->tidy();
|
| 116 |
}
|
| 117 |
|
| 118 |
break;
|
| 119 |
|
| 120 |
case 'tidy_search':
|
| 121 |
|
| 122 |
// Select the search method
|
| 123 |
$search_type = basename($config['search_type']);
|
| 124 |
|
| 125 |
if (time() - $config['search_gc'] <= $config['search_last_gc'] || !file_exists(PHPBB_ROOT_PATH . 'includes/search/' . $search_type . '.' . PHP_EXT))
|
| 126 |
{
|
| 127 |
break;
|
| 128 |
}
|
| 129 |
|
| 130 |
include_once(PHPBB_ROOT_PATH . "includes/search/$search_type." . PHP_EXT);
|
| 131 |
|
| 132 |
// We do some additional checks in the module to ensure it can actually be utilised
|
| 133 |
$error = false;
|
| 134 |
$search = new $search_type($error);
|
| 135 |
|
| 136 |
if ($error)
|
| 137 |
{
|
| 138 |
break;
|
| 139 |
}
|
| 140 |
|
| 141 |
if ($use_shutdown_function)
|
| 142 |
{
|
| 143 |
register_shutdown_function(array(&$search, 'tidy'));
|
| 144 |
}
|
| 145 |
else
|
| 146 |
{
|
| 147 |
$search->tidy();
|
| 148 |
}
|
| 149 |
|
| 150 |
break;
|
| 151 |
|
| 152 |
case 'tidy_warnings':
|
| 153 |
|
| 154 |
if (time() - $config['warnings_gc'] <= $config['warnings_last_gc'])
|
| 155 |
{
|
| 156 |
break;
|
| 157 |
}
|
| 158 |
|
| 159 |
include_once(PHPBB_ROOT_PATH . 'includes/functions_admin.' . PHP_EXT);
|
| 160 |
|
| 161 |
if ($use_shutdown_function)
|
| 162 |
{
|
| 163 |
register_shutdown_function('tidy_warnings');
|
| 164 |
}
|
| 165 |
else
|
| 166 |
{
|
| 167 |
tidy_warnings();
|
| 168 |
}
|
| 169 |
|
| 170 |
break;
|
| 171 |
|
| 172 |
case 'tidy_database':
|
| 173 |
|
| 174 |
if (time() - $config['database_gc'] <= $config['database_last_gc'])
|
| 175 |
{
|
| 176 |
break;
|
| 177 |
}
|
| 178 |
|
| 179 |
include_once(PHPBB_ROOT_PATH . 'includes/functions_admin.' . PHP_EXT);
|
| 180 |
|
| 181 |
if ($use_shutdown_function)
|
| 182 |
{
|
| 183 |
register_shutdown_function('tidy_database');
|
| 184 |
}
|
| 185 |
else
|
| 186 |
{
|
| 187 |
tidy_database();
|
| 188 |
}
|
| 189 |
|
| 190 |
break;
|
| 191 |
|
| 192 |
case 'tidy_sessions':
|
| 193 |
|
| 194 |
if (time() - $config['session_gc'] <= $config['session_last_gc'])
|
| 195 |
{
|
| 196 |
break;
|
| 197 |
}
|
| 198 |
|
| 199 |
if ($use_shutdown_function)
|
| 200 |
{
|
| 201 |
register_shutdown_function(array(&$user, 'session_gc'));
|
| 202 |
}
|
| 203 |
else
|
| 204 |
{
|
| 205 |
$user->session_gc();
|
| 206 |
}
|
| 207 |
|
| 208 |
break;
|
| 209 |
|
| 210 |
case 'prune_forum':
|
| 211 |
|
| 212 |
$forum_id = request_var('f', 0);
|
| 213 |
|
| 214 |
$sql = 'SELECT forum_id, prune_next, enable_prune, prune_days, prune_viewed, forum_flags, prune_freq
|
| 215 |
FROM ' . FORUMS_TABLE . "
|
| 216 |
WHERE forum_id = $forum_id";
|
| 217 |
$result = $db->sql_query($sql);
|
| 218 |
$row = $db->sql_fetchrow($result);
|
| 219 |
$db->sql_freeresult($result);
|
| 220 |
|
| 221 |
if (!$row)
|
| 222 |
{
|
| 223 |
break;
|
| 224 |
}
|
| 225 |
|
| 226 |
// Do the forum Prune thang
|
| 227 |
if ($row['prune_next'] < time() && $row['enable_prune'])
|
| 228 |
{
|
| 229 |
include_once(PHPBB_ROOT_PATH . 'includes/functions_admin.' . PHP_EXT);
|
| 230 |
|
| 231 |
if ($row['prune_days'])
|
| 232 |
{
|
| 233 |
if ($use_shutdown_function)
|
| 234 |
{
|
| 235 |
register_shutdown_function('auto_prune', $row['forum_id'], 'posted', $row['forum_flags'], $row['prune_days'], $row['prune_freq']);
|
| 236 |
}
|
| 237 |
else
|
| 238 |
{
|
| 239 |
auto_prune($row['forum_id'], 'posted', $row['forum_flags'], $row['prune_days'], $row['prune_freq']);
|
| 240 |
}
|
| 241 |
}
|
| 242 |
|
| 243 |
if ($row['prune_viewed'])
|
| 244 |
{
|
| 245 |
if ($use_shutdown_function)
|
| 246 |
{
|
| 247 |
register_shutdown_function('auto_prune', $row['forum_id'], 'viewed', $row['forum_flags'], $row['prune_viewed'], $row['prune_freq']);
|
| 248 |
}
|
| 249 |
else
|
| 250 |
{
|
| 251 |
auto_prune($row['forum_id'], 'viewed', $row['forum_flags'], $row['prune_viewed'], $row['prune_freq']);
|
| 252 |
}
|
| 253 |
}
|
| 254 |
}
|
| 255 |
|
| 256 |
break;
|
| 257 |
}
|
| 258 |
|
| 259 |
// Unloading cache and closing db after having done the dirty work.
|
| 260 |
if ($use_shutdown_function)
|
| 261 |
{
|
| 262 |
register_shutdown_function('unlock_cron');
|
| 263 |
register_shutdown_function('garbage_collection');
|
| 264 |
}
|
| 265 |
else
|
| 266 |
{
|
| 267 |
unlock_cron();
|
| 268 |
garbage_collection();
|
| 269 |
}
|
| 270 |
|
| 271 |
exit;
|
| 272 |
|
| 273 |
|
| 274 |
/**
|
| 275 |
* Unlock cron script
|
| 276 |
*/
|
| 277 |
function unlock_cron()
|
| 278 |
{
|
| 279 |
global $db;
|
| 280 |
|
| 281 |
$sql = 'UPDATE ' . CONFIG_TABLE . "
|
| 282 |
SET config_value = '0'
|
| 283 |
WHERE config_name = 'cron_lock' AND config_value = '" . $db->sql_escape(CRON_ID) . "'";
|
| 284 |
$db->sql_query($sql);
|
| 285 |
}
|
| 286 |
|
| 287 |
?> |