1 /*
2 * Copyright (C) 2004, 2006, 2008, 2011 Apple Inc. All rights reserved.
3 * Copyright (C) 2009 Google Inc. All rights reserved.
4 * Copyright (C) 2012 Digia Plc. and/or its subsidiary(-ies)
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB. If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 */
21
22 #include "config.h"
23 #include "platform/network/FormData.h"
24
25 #include "platform/FileMetadata.h"
26 #include "platform/network/FormDataBuilder.h"
27 #include "wtf/text/CString.h"
28 #include "wtf/text/TextEncoding.h"
29
30 namespace blink {
31
FormData()32 inline FormData::FormData()
33 : m_identifier(0)
34 , m_alwaysStream(false)
35 , m_containsPasswordData(false)
36 {
37 }
38
FormData(const FormData & data)39 inline FormData::FormData(const FormData& data)
40 : RefCounted<FormData>()
41 , m_elements(data.m_elements)
42 , m_identifier(data.m_identifier)
43 , m_alwaysStream(false)
44 , m_containsPasswordData(data.m_containsPasswordData)
45 {
46 }
47
~FormData()48 FormData::~FormData()
49 {
50 }
51
create()52 PassRefPtr<FormData> FormData::create()
53 {
54 return adoptRef(new FormData);
55 }
56
create(const void * data,size_t size)57 PassRefPtr<FormData> FormData::create(const void* data, size_t size)
58 {
59 RefPtr<FormData> result = create();
60 result->appendData(data, size);
61 return result.release();
62 }
63
create(const CString & string)64 PassRefPtr<FormData> FormData::create(const CString& string)
65 {
66 RefPtr<FormData> result = create();
67 result->appendData(string.data(), string.length());
68 return result.release();
69 }
70
create(const Vector<char> & vector)71 PassRefPtr<FormData> FormData::create(const Vector<char>& vector)
72 {
73 RefPtr<FormData> result = create();
74 result->appendData(vector.data(), vector.size());
75 return result.release();
76 }
77
copy() const78 PassRefPtr<FormData> FormData::copy() const
79 {
80 return adoptRef(new FormData(*this));
81 }
82
deepCopy() const83 PassRefPtr<FormData> FormData::deepCopy() const
84 {
85 RefPtr<FormData> formData(create());
86
87 formData->m_alwaysStream = m_alwaysStream;
88
89 size_t n = m_elements.size();
90 formData->m_elements.reserveInitialCapacity(n);
91 for (size_t i = 0; i < n; ++i) {
92 const FormDataElement& e = m_elements[i];
93 switch (e.m_type) {
94 case FormDataElement::data:
95 formData->m_elements.uncheckedAppend(FormDataElement(e.m_data));
96 break;
97 case FormDataElement::encodedFile:
98 formData->m_elements.uncheckedAppend(FormDataElement(e.m_filename, e.m_fileStart, e.m_fileLength, e.m_expectedFileModificationTime));
99 break;
100 case FormDataElement::encodedBlob:
101 formData->m_elements.uncheckedAppend(FormDataElement(e.m_blobUUID, e.m_optionalBlobDataHandle));
102 break;
103 case FormDataElement::encodedFileSystemURL:
104 formData->m_elements.uncheckedAppend(FormDataElement(e.m_fileSystemURL, e.m_fileStart, e.m_fileLength, e.m_expectedFileModificationTime));
105 break;
106 }
107 }
108 return formData.release();
109 }
110
appendData(const void * data,size_t size)111 void FormData::appendData(const void* data, size_t size)
112 {
113 if (m_elements.isEmpty() || m_elements.last().m_type != FormDataElement::data)
114 m_elements.append(FormDataElement());
115 FormDataElement& e = m_elements.last();
116 size_t oldSize = e.m_data.size();
117 e.m_data.grow(oldSize + size);
118 memcpy(e.m_data.data() + oldSize, data, size);
119 }
120
appendFile(const String & filename)121 void FormData::appendFile(const String& filename)
122 {
123 m_elements.append(FormDataElement(filename, 0, BlobDataItem::toEndOfFile, invalidFileTime()));
124 }
125
appendFileRange(const String & filename,long long start,long long length,double expectedModificationTime)126 void FormData::appendFileRange(const String& filename, long long start, long long length, double expectedModificationTime)
127 {
128 m_elements.append(FormDataElement(filename, start, length, expectedModificationTime));
129 }
130
appendBlob(const String & uuid,PassRefPtr<BlobDataHandle> optionalHandle)131 void FormData::appendBlob(const String& uuid, PassRefPtr<BlobDataHandle> optionalHandle)
132 {
133 m_elements.append(FormDataElement(uuid, optionalHandle));
134 }
135
appendFileSystemURL(const KURL & url)136 void FormData::appendFileSystemURL(const KURL& url)
137 {
138 m_elements.append(FormDataElement(url, 0, BlobDataItem::toEndOfFile, invalidFileTime()));
139 }
140
appendFileSystemURLRange(const KURL & url,long long start,long long length,double expectedModificationTime)141 void FormData::appendFileSystemURLRange(const KURL& url, long long start, long long length, double expectedModificationTime)
142 {
143 m_elements.append(FormDataElement(url, start, length, expectedModificationTime));
144 }
145
flatten(Vector<char> & data) const146 void FormData::flatten(Vector<char>& data) const
147 {
148 // Concatenate all the byte arrays, but omit any files.
149 data.clear();
150 size_t n = m_elements.size();
151 for (size_t i = 0; i < n; ++i) {
152 const FormDataElement& e = m_elements[i];
153 if (e.m_type == FormDataElement::data)
154 data.append(e.m_data.data(), static_cast<size_t>(e.m_data.size()));
155 }
156 }
157
flattenToString() const158 String FormData::flattenToString() const
159 {
160 Vector<char> bytes;
161 flatten(bytes);
162 return Latin1Encoding().decode(reinterpret_cast<const char*>(bytes.data()), bytes.size());
163 }
164
sizeInBytes() const165 unsigned long long FormData::sizeInBytes() const
166 {
167 unsigned size = 0;
168 size_t n = m_elements.size();
169 for (size_t i = 0; i < n; ++i) {
170 const FormDataElement& e = m_elements[i];
171 switch (e.m_type) {
172 case FormDataElement::data:
173 size += e.m_data.size();
174 break;
175 case FormDataElement::encodedFile:
176 size += e.m_fileLength - e.m_fileStart;
177 break;
178 case FormDataElement::encodedBlob:
179 if (e.m_optionalBlobDataHandle)
180 size += e.m_optionalBlobDataHandle->size();
181 break;
182 case FormDataElement::encodedFileSystemURL:
183 size += e.m_fileLength - e.m_fileStart;
184 break;
185 }
186 }
187 return size;
188 }
189
190 } // namespace blink
191