/**
* Checks whether the application's backup interval has been exceeded
*
* @return boolean
*/
private static function needs()
{
$interval = App::backupInterval();
if ($interval !== false) {
$interval = strtotime($interval);
$backups = App::backups()->files();
sort($backups);
if (count($backups) > 0) {
$last_backup = $backups[count($backups) - 1];
$last_backup_name = substr($last_backup, 0, strrpos($last_backup, '.'));
$last_backup_time = doubleval(substr($last_backup_name, 0, strpos($last_backup_name, '-')));
if ($last_backup_time + $interval <= time()) {
return true;
}
} else {
return true;
}
//no back up was made yet
}
return false;
}