allow passing stream directly to scanner (#68)

* allow passing stream directly to scanner

* moved resource check out of getFilename method to validateFileWithClamAv

* removed double spaces

src/ClamavValidator/ClamavValidator.php

@@ -45,7 +45,7 @@ public function __construct(
  */
  public function validateClamav(string $attribute, $value, array $parameters): bool
  {
- if (filter_var(Config::get('clamav.skip_validation'), FILTER_VALIDATE_BOOLEAN)) { 
+ if (filter_var(Config::get('clamav.skip_validation'), FILTER_VALIDATE_BOOLEAN)) {
  return true;
  }
 
@@ -71,15 +71,20 @@ public function validateClamav(string $attribute, $value, array $parameters): bo
  */
  protected function validateFileWithClamAv($value): bool
  {
- $file = $this->getFilePath($value);
- if (! is_readable($file)) {
- throw ClamavValidatorException::forNonReadableFile($file);
+ if (is_resource($value)) {
+ $file = $value;
+ } else {
+ $file = $this->getFilePath($value);
+ if (! is_readable($file)) {
+ throw ClamavValidatorException::forNonReadableFile($file);
+ }
  }
 
  try {
- $socket  = $this->getClamavSocket();
+ $socket = $this->getClamavSocket();
  $scanner = $this->createQuahogScannerClient($socket);
- $result = $scanner->scanResourceStream(fopen($file, 'rb'));
+ $stream = is_resource($file) ? $file : fopen($file, 'rb');
+ $result = $scanner->scanResourceStream($stream);
  } catch (Exception $exception) {
  if (Config::get('clamav.client_exceptions')) {
  throw ClamavValidatorException::forClientException($exception);