static getCacheStatBytes()
static addCacheStatBytes($cacheStatBytes)
static getCacheTracking()
static add($size, $path, $baseDir, $initDir, $filename, $operation)
static setCacheTracking($val)
static setCacheStatBytes($cacheStatBytes)
if( $daysToExpire >=0 &&$daysToExpire< 60 elseif)( $daysToExpire< 0)