public static function cleanCache($force = false)
{
$cacheFiles = glob(CACHE_PATH . DS . '*', GLOB_NOSORT);
// $cacheFiles += glob(TMP_PUBLIC_PATH . DS . '*', GLOB_NOSORT);
$minToKeep = !$force ? time() - 12 * 3600 : time();
foreach ($cacheFiles as $cacheFile) {
$age = File::modified($cacheFile);
if ($age < $minToKeep) {
$tabFile = explode(DS, $cacheFile);
ThinLog(Arrays::last($tabFile) . ' => ' . date('d/m/Y H:i:s', $age), null, 'suppression cache');
File::delete($cacheFile);
}
}
}
/**
* Get time of execution from all queue entries
*
* @param int $format Format of the returned data
* @return int|float
*/
public static function get($format = self::SECONDS)
{
// stop timer if it is still running
if (static::$_running === true) {
ThinLog('Forcing timer to stop', E_USER_NOTICE);
static::stop();
}
// reset all values
$sec = 0;
$usec = 0;
// loop through each time entry
foreach (static::$_queue as $time) {
// start and end times
$start = $time[static::CMD_START];
$end = $time[static::CMD_STOP];
// calculate difference between start and end seconds
$sec_diff = $end['sec'] - $start['sec'];
// if starting and finishing seconds are the same
if ($sec_diff === 0) {
// only add the microseconds difference
$usec += $end['usec'] - $start['usec'];
} else {
// add the difference in seconds (compensate for microseconds)
$sec += $sec_diff - 1;
// add the difference time between start and end microseconds
$usec += static::USECDIV - $start['usec'] + $end['usec'];
}
}
if ($usec > static::USECDIV) {
// move the full second microseconds to the seconds' part
$sec += (int) floor($usec / static::USECDIV);
// keep only the microseconds that are over the static::USECDIV
$usec = $usec % static::USECDIV;
}
switch ($format) {
case static::MICROSECONDS:
return $sec * static::USECDIV + $usec;
case static::MILLISECONDS:
return $sec * 1000 + (int) round($usec / 1000, 0);
case static::SECONDS:
default:
return (double) $sec + (double) ($usec / static::USECDIV);
}
}
