| // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| import 'dart:async'; |
| import 'dart:convert'; |
| import 'dart:io'; |
| |
| import 'package:path/path.dart' as path; |
| import 'package:shelf/shelf.dart'; |
| |
| String _getHeader(String sanitizedHeading) { |
| return '''<!DOCTYPE html> |
| <html> |
| <head> |
| <title>Directory listing for $sanitizedHeading</title> |
| <style> |
| html, body { |
| margin: 0; |
| padding: 0; |
| } |
| body { |
| font-family: sans-serif; |
| } |
| h1 { |
| background-color: #607D8B; |
| box-shadow: 0 1px 4px 0 rgba(0, 0, 0, 0.37); |
| color: white; |
| font-size: 56px; |
| font-weight: normal; |
| line-height: 1.5; |
| margin: 0; |
| padding: 115px 30px 56px 30px; |
| white-space: nowrap; |
| } |
| ul { |
| list-style-type: none; |
| margin: 0; |
| padding: 0; |
| } |
| li { |
| margin: 0; |
| padding: 0; |
| } |
| a { |
| color: #212121; |
| text-decoration: none; |
| display: block; |
| font-size: 16px; |
| height: 48px; |
| line-height: 48px; |
| padding-left: 16px; |
| transition: background-color 200ms ease-in-out; |
| } |
| a:hover { |
| background-color: #EEEEEE; |
| } |
| </style> |
| </head> |
| <body> |
| <h1>$sanitizedHeading</h1> |
| <ul> |
| '''; |
| } |
| |
| const String _trailer = ''' </ul> |
| </body> |
| </html> |
| '''; |
| |
| Response listDirectory(String fileSystemPath, String dirPath) { |
| StreamController<List<int>> controller = new StreamController<List<int>>(); |
| Encoding encoding = new Utf8Codec(); |
| HtmlEscape sanitizer = const HtmlEscape(); |
| |
| void add(String string) { |
| controller.add(encoding.encode(string)); |
| } |
| |
| var heading = path.relative(dirPath, from: fileSystemPath); |
| if (heading == '.') { |
| heading = '/'; |
| } else { |
| heading = '/$heading/'; |
| } |
| |
| add(_getHeader(sanitizer.convert(heading))); |
| new Directory(dirPath).list().listen((FileSystemEntity entity) { |
| String name = path.relative(entity.path, from: dirPath); |
| if (entity is Directory) name += '/'; |
| String sanitizedName = sanitizer.convert(name); |
| add(' <li><a href="$sanitizedName">$sanitizedName</a></li>\n'); |
| }, onDone: () { |
| add(_trailer); |
| controller.close(); |
| }); |
| return new Response.ok(controller.stream, |
| encoding: encoding, headers: {HttpHeaders.CONTENT_TYPE: 'text/html'}); |
| } |
