function FileExtensionSecureConstraintValidator::validate

File

core/modules/file/src/Plugin/Validation/Constraint/FileExtensionSecureConstraintValidator.php, line 39

Class

FileExtensionSecureConstraintValidator

Validator for the FileExtensionSecureConstraint.

Namespace

Code

public function validate(mixed $value, Constraint $constraint) {
  $file = $this->assertValueIsFile($value);
  if (!$constraint instanceof FileExtensionSecureConstraint) {
    throw new UnexpectedTypeException($constraint, FileExtensionSecureConstraint::class);
  }
  $allowInsecureUploads = $this->configFactory
    ->get('system.file')
    ->get('allow_insecure_uploads');
  if (!$allowInsecureUploads && preg_match(FileSystemInterface::INSECURE_EXTENSION_REGEX, $file->getFilename())) {
    $this->context
      ->addViolation($constraint->message);
  }
}