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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 part of dart.io; | 5 part of http_server; |
6 | 6 |
7 | 7 |
8 class _HttpMultipartFormData extends Stream implements HttpMultipartFormData { | 8 class _HttpMultipartFormData extends Stream implements HttpMultipartFormData { |
9 final ContentType contentType; | 9 final ContentType contentType; |
10 final HeaderValue contentDisposition; | 10 final HeaderValue contentDisposition; |
11 final HeaderValue contentTransferEncoding; | 11 final HeaderValue contentTransferEncoding; |
12 | 12 |
13 final MimeMultipart _mimeMultipart; | 13 final MimeMultipart _mimeMultipart; |
14 | 14 |
15 bool _isText = false; | 15 bool _isText = false; |
(...skipping 18 matching lines...) Expand all Loading... | |
34 StringBuffer buffer = new StringBuffer(); | 34 StringBuffer buffer = new StringBuffer(); |
35 Encoding encoding; | 35 Encoding encoding; |
36 if (contentType != null) { | 36 if (contentType != null) { |
37 encoding = Encoding.fromName(contentType.charset); | 37 encoding = Encoding.fromName(contentType.charset); |
38 } | 38 } |
39 if (encoding == null) encoding = Encoding.ISO_8859_1; | 39 if (encoding == null) encoding = Encoding.ISO_8859_1; |
40 _stream = _stream | 40 _stream = _stream |
41 .transform(new StringDecoder(encoding)) | 41 .transform(new StringDecoder(encoding)) |
42 .expand((data) { | 42 .expand((data) { |
43 buffer.write(data); | 43 buffer.write(data); |
44 var out = _HttpUtils.decodeHttpEntityString(buffer.toString()); | 44 var out = _decodeHttpEntityString(buffer.toString()); |
45 if (out != null) { | 45 if (out != null) { |
46 buffer = new StringBuffer(); | 46 buffer = new StringBuffer(); |
47 return [out]; | 47 return [out]; |
48 } | 48 } |
49 return const []; | 49 return const []; |
50 }); | 50 }); |
51 } | 51 } |
52 } | 52 } |
53 | 53 |
54 bool get isText => _isText; | 54 bool get isText => _isText; |
(...skipping 38 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
93 onDone: onDone, | 93 onDone: onDone, |
94 onError: onError, | 94 onError: onError, |
95 cancelOnError: cancelOnError); | 95 cancelOnError: cancelOnError); |
96 } | 96 } |
97 | 97 |
98 String value(String name) { | 98 String value(String name) { |
99 return _mimeMultipart.headers[name]; | 99 return _mimeMultipart.headers[name]; |
100 } | 100 } |
101 } | 101 } |
102 | 102 |
103 | |
104 // Decode a string with HTTP entities. Returns null if the string ends in the | |
105 // middle of a http entity. | |
106 // TODO(ajohnsen): Provide in dart:io? | |
107 String _decodeHttpEntityString(String input) { | |
108 int amp = input.lastIndexOf('&'); | |
109 if (amp < 0) return input; | |
110 int end = input.lastIndexOf(';'); | |
Bill Hesse
2013/07/03 11:30:27
or indexOf(';', amp)
Anders Johnsen
2013/07/12 10:45:57
This is gone.
| |
111 if (end < amp) return null; | |
112 | |
113 var buffer = new StringBuffer(); | |
114 int offset = 0; | |
115 | |
116 parse(amp, end) { | |
117 switch (input[amp + 1]) { | |
118 case '#': | |
119 if (input[amp + 2] == 'x') { | |
120 buffer.writeCharCode( | |
121 int.parse(input.substring(amp + 3, end), radix: 16)); | |
122 } else { | |
123 buffer.writeCharCode(int.parse(input.substring(amp + 2, end))); | |
124 } | |
125 break; | |
126 | |
127 default: | |
128 throw new HttpException('Unhandled HTTP entity token'); | |
129 } | |
130 } | |
131 | |
132 while ((amp = input.indexOf('&', offset)) >= 0) { | |
133 buffer.write(input.substring(offset, amp)); | |
134 int end = input.indexOf(';', amp); | |
135 parse(amp, end); | |
136 offset = end + 1; | |
137 } | |
138 buffer.write(input.substring(offset)); | |
139 return buffer.toString(); | |
140 } | |
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