if (is_writable($cache_dir)) {
$files = glob("$cache_dir/*");
- foreach ($files as $file) {
- if (time() - filemtime($file) > 86400*7) {
- unlink($file);
+ if ($files)
+ foreach ($files as $file) {
+ if (time() - filemtime($file) > 86400*7) {
+ unlink($file);
- ++$num_deleted;
+ ++$num_deleted;
+ }
}
}
- }
if ($debug) _debug("Removed $num_deleted files.");
}