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1 /* | |
2 * Copyright (C) 2006, 2008 Apple Inc. All rights reserved. | |
3 * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. | |
4 * (http://www.torchmobile.com/) | |
5 * Copyright (C) 2009 Google Inc. All rights reserved. | |
6 * | |
7 * Redistribution and use in source and binary forms, with or without | |
8 * modification, are permitted provided that the following conditions | |
9 * are met: | |
10 * 1. Redistributions of source code must retain the above copyright | |
11 * notice, this list of conditions and the following disclaimer. | |
12 * 2. Redistributions in binary form must reproduce the above copyright | |
13 * notice, this list of conditions and the following disclaimer in the | |
14 * documentation and/or other materials provided with the distribution. | |
15 * | |
16 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | |
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | |
20 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
21 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
22 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
23 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
24 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
27 */ | |
28 | |
29 #include "platform/ContentType.h" | |
30 | |
31 namespace blink { | |
32 | |
33 ContentType::ContentType(const String& contentType) : m_type(contentType) {} | |
34 | |
35 String ContentType::parameter(const String& parameterName) const { | |
36 String parameterValue; | |
37 String strippedType = m_type.stripWhiteSpace(); | |
38 | |
39 // a MIME type can have one or more "param=value" after a semi-colon, and | |
40 // separated from each other by semi-colons | |
41 size_t semi = strippedType.find(';'); | |
42 if (semi != kNotFound) { | |
43 size_t start = | |
44 strippedType.find(parameterName, semi + 1, TextCaseASCIIInsensitive); | |
45 if (start != kNotFound) { | |
46 start = strippedType.find('=', start + parameterName.length()); | |
47 if (start != kNotFound) { | |
48 size_t quote = strippedType.find('\"', start + 1); | |
49 size_t end = strippedType.find('\"', start + 2); | |
50 if (quote != kNotFound && end != kNotFound) { | |
51 start = quote; | |
52 } else { | |
53 end = strippedType.find(';', start + 1); | |
54 if (end == kNotFound) | |
55 end = strippedType.length(); | |
56 } | |
57 parameterValue = strippedType.substring(start + 1, end - (start + 1)) | |
58 .stripWhiteSpace(); | |
59 } | |
60 } | |
61 } | |
62 | |
63 return parameterValue; | |
64 } | |
65 | |
66 String ContentType::type() const { | |
67 String strippedType = m_type.stripWhiteSpace(); | |
68 | |
69 // "type" can have parameters after a semi-colon, strip them | |
70 size_t semi = strippedType.find(';'); | |
71 if (semi != kNotFound) | |
72 strippedType = strippedType.left(semi).stripWhiteSpace(); | |
73 | |
74 return strippedType; | |
75 } | |
76 | |
77 } // namespace blink | |
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