1/*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#pragma once
32
33#include "File.h"
34#include "TextEncoding.h"
35#include <wtf/RefCounted.h>
36#include <wtf/Variant.h>
37#include <wtf/text/WTFString.h>
38
39namespace WebCore {
40
41class HTMLFormElement;
42
43class DOMFormData : public RefCounted<DOMFormData> {
44public:
45 using FormDataEntryValue = Variant<RefPtr<File>, String>;
46
47 struct Item {
48 String name;
49 FormDataEntryValue data;
50 };
51
52 static Ref<DOMFormData> create(HTMLFormElement* form) { return adoptRef(*new DOMFormData(form)); }
53 static Ref<DOMFormData> create(const TextEncoding& encoding) { return adoptRef(*new DOMFormData(encoding)); }
54
55 const Vector<Item>& items() const { return m_items; }
56 const TextEncoding& encoding() const { return m_encoding; }
57
58 void append(const String& name, const String& value);
59 void append(const String& name, Blob&, const String& filename = { });
60 void remove(const String& name);
61 Optional<FormDataEntryValue> get(const String& name);
62 Vector<FormDataEntryValue> getAll(const String& name);
63 bool has(const String& name);
64 void set(const String& name, const String& value);
65 void set(const String& name, Blob&, const String& filename = { });
66
67 class Iterator {
68 public:
69 explicit Iterator(DOMFormData&);
70 Optional<KeyValuePair<String, FormDataEntryValue>> next();
71
72 private:
73 Ref<DOMFormData> m_target;
74 size_t m_index { 0 };
75 };
76 Iterator createIterator() { return Iterator { *this }; }
77
78private:
79 explicit DOMFormData(const TextEncoding&);
80 explicit DOMFormData(HTMLFormElement*);
81
82 Item createFileEntry(const String& name, Blob&, const String& filename);
83 void set(const String& name, Item&&);
84
85 TextEncoding m_encoding;
86 Vector<Item> m_items;
87};
88
89} // namespace WebCore
90