1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
|
/*
* Copyright (c) 2007 Henri Sivonen
* Copyright (c) 2008-2017 Mozilla Foundation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#define nsHtml5HtmlAttributes_cpp__
#include "jArray.h"
#include "nsAHtml5TreeBuilderState.h"
#include "nsAtom.h"
#include "nsHtml5ArrayCopy.h"
#include "nsHtml5AtomTable.h"
#include "nsHtml5ByteReadable.h"
#include "nsHtml5Macros.h"
#include "nsHtml5String.h"
#include "nsIContent.h"
#include "nsIContentHandle.h"
#include "nsNameSpaceManager.h"
#include "nsTraceRefcnt.h"
#include "nsHtml5AttributeName.h"
#include "nsHtml5ElementName.h"
#include "nsHtml5Portability.h"
#include "nsHtml5StackNode.h"
#include "nsHtml5StateSnapshot.h"
#include "nsHtml5Tokenizer.h"
#include "nsHtml5TreeBuilder.h"
#include "nsHtml5UTF16Buffer.h"
#include "nsHtml5HtmlAttributes.h"
nsHtml5HtmlAttributes* nsHtml5HtmlAttributes::EMPTY_ATTRIBUTES = nullptr;
nsHtml5HtmlAttributes::nsHtml5HtmlAttributes(int32_t aMode) : mMode(aMode) {
MOZ_COUNT_CTOR(nsHtml5HtmlAttributes);
}
nsHtml5HtmlAttributes::~nsHtml5HtmlAttributes() {
MOZ_COUNT_DTOR(nsHtml5HtmlAttributes);
clear(0);
}
int32_t nsHtml5HtmlAttributes::getIndex(nsHtml5AttributeName* aName) {
size_t len = mStorage.Length();
for (size_t i = 0; i < len; i++) {
if (mStorage.Elements()[i].GetLocal(nsHtml5AttributeName::HTML) ==
aName->getLocal(nsHtml5AttributeName::HTML)) {
// It's release asserted elsewhere that i can't be too large.
return i;
}
}
return -1;
}
nsHtml5String nsHtml5HtmlAttributes::getValue(nsHtml5AttributeName* aName) {
int32_t index = getIndex(aName);
if (index == -1) {
return nullptr;
} else {
return getValueNoBoundsCheck(index);
}
}
int32_t nsHtml5HtmlAttributes::getLength() { return mStorage.Length(); }
nsAtom* nsHtml5HtmlAttributes::getLocalNameNoBoundsCheck(int32_t aIndex) {
MOZ_ASSERT(aIndex < int32_t(mStorage.Length()) && aIndex >= 0,
"Index out of bounds");
return mStorage.Elements()[aIndex].GetLocal(mMode);
}
int32_t nsHtml5HtmlAttributes::getURINoBoundsCheck(int32_t aIndex) {
MOZ_ASSERT(aIndex < int32_t(mStorage.Length()) && aIndex >= 0,
"Index out of bounds");
return mStorage.Elements()[aIndex].GetUri(mMode);
}
nsAtom* nsHtml5HtmlAttributes::getPrefixNoBoundsCheck(int32_t aIndex) {
MOZ_ASSERT(aIndex < int32_t(mStorage.Length()) && aIndex >= 0,
"Index out of bounds");
return mStorage.Elements()[aIndex].GetPrefix(mMode);
}
nsHtml5String nsHtml5HtmlAttributes::getValueNoBoundsCheck(int32_t aIndex) {
MOZ_ASSERT(aIndex < int32_t(mStorage.Length()) && aIndex >= 0,
"Index out of bounds");
return mStorage.Elements()[aIndex].GetValue();
}
int32_t nsHtml5HtmlAttributes::getLineNoBoundsCheck(int32_t aIndex) {
MOZ_ASSERT(aIndex < int32_t(mStorage.Length()) && aIndex >= 0,
"Index out of bounds");
return mStorage.Elements()[aIndex].GetLine();
}
void nsHtml5HtmlAttributes::addAttribute(nsHtml5AttributeName* aName,
nsHtml5String aValue, int32_t aLine) {
mStorage.AppendElement(nsHtml5AttributeEntry(aName, aValue, aLine));
MOZ_RELEASE_ASSERT(mStorage.Length() <= INT32_MAX,
"Can't handle this many attributes.");
}
// Isindex-only, so doesn't need to deal with SVG and MathML
void nsHtml5HtmlAttributes::AddAttributeWithLocal(nsAtom* aName,
nsHtml5String aValue,
int32_t aLine) {
mStorage.AppendElement(nsHtml5AttributeEntry(aName, aValue, aLine));
MOZ_RELEASE_ASSERT(mStorage.Length() <= INT32_MAX,
"Can't handle this many attributes.");
}
void nsHtml5HtmlAttributes::clear(int32_t aMode) {
size_t len = mStorage.Length();
for (size_t i = 0; i < len; ++i) {
nsHtml5AttributeEntry& entry = mStorage.Elements()[i];
entry.ReleaseValue();
}
mStorage.TruncateLength(0);
mMode = aMode;
mDuplicateAttributeError = false;
}
void nsHtml5HtmlAttributes::releaseValue(int32_t aIndex) {
MOZ_ASSERT(aIndex < int32_t(mStorage.Length()) && aIndex >= 0,
"Index out of bounds");
mStorage.Elements()[aIndex].ReleaseValue();
}
void nsHtml5HtmlAttributes::clearWithoutReleasingContents() {
mStorage.TruncateLength(0);
}
bool nsHtml5HtmlAttributes::contains(nsHtml5AttributeName* aName) {
size_t len = mStorage.Length();
for (size_t i = 0; i < len; i++) {
if (mStorage.Elements()[i].GetLocal(nsHtml5AttributeName::HTML) ==
aName->getLocal(nsHtml5AttributeName::HTML)) {
return true;
}
}
return false;
}
void nsHtml5HtmlAttributes::adjustForMath() {
mMode = nsHtml5AttributeName::MATHML;
}
void nsHtml5HtmlAttributes::adjustForSvg() {
mMode = nsHtml5AttributeName::SVG;
}
nsHtml5HtmlAttributes* nsHtml5HtmlAttributes::cloneAttributes() {
MOZ_ASSERT(mStorage.IsEmpty() || !mMode);
nsHtml5HtmlAttributes* clone =
new nsHtml5HtmlAttributes(nsHtml5AttributeName::HTML);
size_t len = mStorage.Length();
for (size_t i = 0; i < len; ++i) {
nsHtml5AttributeEntry& entry = mStorage.Elements()[i];
clone->AddEntry(entry.Clone());
}
return clone;
}
bool nsHtml5HtmlAttributes::equalsAnother(nsHtml5HtmlAttributes* aOther) {
MOZ_ASSERT(!mMode, "Trying to compare attributes in foreign content.");
size_t len = mStorage.Length();
size_t lenOther = aOther->mStorage.Length();
if (mStorage.Length() != aOther->mStorage.Length()) {
return false;
}
for (size_t i = 0; i < len; ++i) {
nsHtml5AttributeEntry& entry = mStorage.Elements()[i];
bool found = false;
nsAtom* ownLocal = entry.GetLocal(nsHtml5AttributeName::HTML);
for (size_t j = 0; j < lenOther; ++j) {
nsHtml5AttributeEntry& otherEntry = aOther->mStorage.Elements()[j];
if (ownLocal == otherEntry.GetLocal(nsHtml5AttributeName::HTML)) {
found = true;
if (!entry.GetValue().Equals(otherEntry.GetValue())) {
return false;
}
break;
}
}
if (!found) {
return false;
}
}
return true;
}
void nsHtml5HtmlAttributes::AddEntry(nsHtml5AttributeEntry&& aEntry) {
mStorage.AppendElement(aEntry);
}
void nsHtml5HtmlAttributes::initializeStatics() {
EMPTY_ATTRIBUTES = new nsHtml5HtmlAttributes(nsHtml5AttributeName::HTML);
}
void nsHtml5HtmlAttributes::releaseStatics() { delete EMPTY_ATTRIBUTES; }
|
