/**
* @param string $dir The directory to hash
* @throws \InvalidArgumentException If the directory is not readable
*/
public function __construct(string $dir)
{
$this->dir = Fs::dir($dir);
if (!$this->dir->test(Fs::EXISTS | Fs::READABLE)) {
throw new \InvalidArgumentException(sprintf("failed to hash directory; %s", $this->dir->getError()));
}
}
/**
* {@inheritdoc}
*/
public function validate(&$value, \sndsgd\form\Validator $validator = null) : bool
{
$file = \sndsgd\Fs::file($value);
$extension = strtolower($file->getExtension());
if (!in_array($extension, $this->extensions)) {
return false;
}
return true;
}
public function searchDir(string $dir, bool $recursive = false) : LocatorInterface
{
foreach ($this->getIterator($dir, $recursive) as $entity) {
$entity = \sndsgd\Fs::createFromSplFileInfo($entity);
$path = $entity->getPath();
if (isset($this->results[$path]) || $this->filter && !call_user_func($this->filter, $entity)) {
continue;
}
$this->results[$path] = $entity;
}
return $this;
}
/**
* Create a temp file
*
* @param string $prefix A prefix for the filename
* @return \sndsgd\fs\File
*/
public static function createFile(string $prefix, int $maxAttempts = 10) : entity\FileEntity
{
$tmpdir = static::getDir();
$prefix = \sndsgd\Fs::sanitizeName($prefix);
$attempts = 1;
do {
if ($attempts > $maxAttempts) {
throw new \RuntimeException("failed to create temp file; " . "reached max number ({$maxAttempts}) of attempts");
}
$rand = \sndsgd\Str::random(10);
$path = "{$tmpdir}/{$prefix}-{$rand}";
$attempts++;
} while (file_exists($path));
touch($path);
$file = new entity\FileEntity($path);
static::registerEntity($file);
return $file;
}
/**
* Get the filesize as a formatted string
*
* @param int $precision The number of decimal places to return
* @param string $point The decimal point
* @param string $sep The thousands separator
* @return string An empty string if the size could not be determined
*/
public function getSize(int $precision = 0, string $point = ".", string $sep = ",") : string
{
$bytes = $this->getByteSize();
if ($bytes === -1) {
return "";
}
return \sndsgd\Fs::formatSize($bytes, $precision, $point, $sep);
}
