diff options
| -rw-r--r-- | src/ZipStream.php | 35 |
1 files changed, 33 insertions, 2 deletions
diff --git a/src/ZipStream.php b/src/ZipStream.php index 8648b9f..3f2d480 100644 --- a/src/ZipStream.php +++ b/src/ZipStream.php @@ -201,11 +201,13 @@ final class HTTPResponseWriter implements Writer { /** * Flush metadata and begin streaming archive contents. * - * @todo * @return void */ public function open() : void { - # TODO: send http headers + # write response headers + foreach ($this->get_headers as $key => $val) { + header("$key: $val"); + } } /** @@ -227,6 +229,35 @@ final class HTTPResponseWriter implements Writer { public function close() : void { # ignore } + + /** + * Get HTTP headers. + * + * @internal + * + * @return array Hash of HTTP headers. + */ + private function get_headers() : array { + # build pre-RFC6266 file name + $old_name = preg_replace('/[^a-z0-9_.-]+/', '_', $this->args['name']); + + # build URI-encoded (RFC6266) file name + $new_name = urlencode($this->args['name']); + + # build and return response headers + return [ + 'Content-Type' => $this->args['type'], + 'Content-Disposition' => join('; ', [ + 'attachment', + "filename=\"{$old_name}\"", + "filename*=UTF-8''{$new_name}" + ]), + + 'Pragma' => 'public', + 'Cache-Control' => 'public, must-revalidate', + 'Content-Transfer-Encoding' => 'binary', + ]; + } }; /** |