private function checkParameters()
{
// Check path.
if (!is_dir($this->path)) {
throw new InvalidConfigException($this->path . ' is not a directory.');
}
if (!is_writable($this->path)) {
throw new InvalidConfigException($this->path . ' is not writable.');
}
// Check chunksize.
$bytes = HumanHelper::maxBytesUpload();
if ($this->chunksize >= $bytes) {
throw new InvalidConfigException('Chunksize value must be less than ' . $bytes . 'B. Current value is ' . $this->chunksize . '.');
}
}
