diff options
Diffstat (limited to 'inc/functions.php')
| -rw-r--r-- | inc/functions.php | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/inc/functions.php b/inc/functions.php index 4c3450f3..1dece172 100644 --- a/inc/functions.php +++ b/inc/functions.php @@ -688,9 +688,19 @@ function checkBan($board = 0) { // No reason to keep expired bans in the database (except those that haven't been viewed yet) function purge_bans() { + global $config; + + if ($config['cache']['enabled'] && $last_time_purged = cache::get('purged_bans_last')) { + if (time() - $last_time_purged < $config['purge_bans'] ) + return; + } + $query = prepare("DELETE FROM ``bans`` WHERE `expires` IS NOT NULL AND `expires` < :time AND `seen` = 1"); $query->bindValue(':time', time()); $query->execute() or error(db_error($query)); + + if ($config['cache']['enabled']) + cache::set('purged_bans_last', time()); } function threadLocked($id) { @@ -1922,7 +1932,7 @@ function rDNS($ip_addr) { if (!$config['dns_system']) { $host = gethostbyaddr($ip_addr); } else { - $resp = shell_exec('host -W 1 ' . $ip_addr); + $resp = shell_exec_error('host -W 1 ' . $ip_addr); if (preg_match('/domain name pointer ([^\s]+)$/', $resp, $m)) $host = $m[1]; else @@ -1947,7 +1957,7 @@ function DNS($host) { if ($ip_addr == $host) $ip_addr = false; } else { - $resp = shell_exec('host -W 1 ' . $host); + $resp = shell_exec_error('host -W 1 ' . $host); if (preg_match('/has address ([^\s]+)$/', $resp, $m)) $ip_addr = $m[1]; else @@ -1960,13 +1970,14 @@ function DNS($host) { return $ip_addr; } -function shell_exec_error($command) { +function shell_exec_error($command, $suppress_stdout = false) { global $config, $debug; if ($config['debug']) $start = microtime(true); - $return = trim(shell_exec('PATH="' . escapeshellcmd($config['shell_path']) . ':$PATH";' . $command . ' 2>&1 && echo "TB_SUCCESS"')); + $return = trim(shell_exec('PATH="' . escapeshellcmd($config['shell_path']) . ':$PATH";' . + $command . ' 2>&1 ' . ($suppress_stdout ? '> /dev/null ' : '') . '&& echo "TB_SUCCESS"')); $return = preg_replace('/TB_SUCCESS$/', '', $return); if ($config['debug']) { |