1 /*
2  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Library General Public
6  * License as published by the Free Software Foundation; either
7  * version 2 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  * Library General Public License for more details.
13  *
14  * You should have received a copy of the GNU Library General Public License
15  * along with this library; see the file COPYING.LIB.  If not, write to
16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17  * Boston, MA 02110-1301, USA.
18  *
19  */
20 
21 #ifndef FormDataBuilder_h
22 #define FormDataBuilder_h
23 
24 #include "PlatformString.h"
25 #include <wtf/Forward.h>
26 
27 namespace WebCore {
28 
29 class Document;
30 class TextEncoding;
31 
32 class FormDataBuilder {
33     WTF_MAKE_NONCOPYABLE(FormDataBuilder);
34 public:
35     static TextEncoding encodingFromAcceptCharset(const String& acceptCharset, Document* document);
36 
37     // Helper functions used by HTMLFormElement for multi-part form data
38     static Vector<char> generateUniqueBoundaryString();
39     static void beginMultiPartHeader(Vector<char>&, const CString& boundary, const CString& name);
40     static void addBoundaryToMultiPartHeader(Vector<char>&, const CString& boundary, bool isLastBoundary = false);
41     static void addFilenameToMultiPartHeader(Vector<char>&, const TextEncoding&, const String& filename);
42     static void addContentTypeToMultiPartHeader(Vector<char>&, const CString& mimeType);
43     static void finishMultiPartHeader(Vector<char>&);
44 
45     // Helper functions used by HTMLFormElement for non multi-part form data
46     static void addKeyValuePairAsFormData(Vector<char>&, const CString& key, const CString& value);
47     static void encodeStringAsFormData(Vector<char>&, const CString&);
48 
49 private:
FormDataBuilder()50     FormDataBuilder() {}
51 };
52 
53 }
54 
55 #endif
56