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 "FormData.h"
25#include <wtf/Forward.h>
26
27namespace WebCore {
28
29class Document;
30class TextEncoding;
31
32class FormDataBuilder {
33    WTF_MAKE_NONCOPYABLE(FormDataBuilder);
34public:
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, FormData::EncodingType = FormData::FormURLEncoded);
47    static void encodeStringAsFormData(Vector<char>&, const CString&);
48
49private:
50    FormDataBuilder() {}
51};
52
53}
54
55#endif
56