/**
* Deletes cache files. If $query is set, deletes files named {$CacheTag}*.cache.php, if not it deletes all cache files - (*.cache.php)
*
* @param string $CacheTag
* @param boolean $syscache
* @param boolean $related clear also 'nq_' and 'nomd5_' entries
* @return bool
*
*/
function clear($CacheTag = '', $syscache = false, $related = false)
{
$file = $CacheTag ? preg_replace("#\\W#", "_", $CacheTag) . "*.cache.php" : "*.cache.php";
e107::getEvent()->triggerAdminEvent('cache_clear', "cachetag={$CacheTag}&file={$file}&syscache={$syscache}");
$ret = ecache::delete(e_CACHE_CONTENT, $file, $syscache);
if ($CacheTag && $related) {
ecache::delete(e_CACHE_CONTENT, 'nq_' . $file, $syscache);
ecache::delete(e_CACHE_CONTENT, 'nomd5_' . $file, $syscache);
}
return $ret;
}
