Diff
Modified: releases/WebKitGTK/webkit-2.16/LayoutTests/ChangeLog (214807 => 214808)
--- releases/WebKitGTK/webkit-2.16/LayoutTests/ChangeLog 2017-04-03 17:08:12 UTC (rev 214807)
+++ releases/WebKitGTK/webkit-2.16/LayoutTests/ChangeLog 2017-04-03 17:09:21 UTC (rev 214808)
@@ -1,3 +1,16 @@
+2017-03-27 Brent Fulgham <bfulg...@apple.com>
+
+ Only attach Attributes to a given element one time
+ https://bugs.webkit.org/show_bug.cgi?id=170125
+ <rdar://problem/31279676>
+
+ Reviewed by Chris Dumez.
+
+ * fast/dom/Attr/make-unique-element-data-while-replacing-attr-expected.txt: Rebaselined.
+ * fast/dom/Attr/make-unique-element-data-while-replacing-attr.html: Add check before setting new value.
+ * fast/dom/Attr/only-attach-attr-once-expected.txt: Added.
+ * fast/dom/Attr/only-attach-attr-once.html: Added.
+
2017-03-28 Antti Koivisto <an...@apple.com>
Missing render tree position invalidation when tearing down renderers for display:contents subtree
Modified: releases/WebKitGTK/webkit-2.16/LayoutTests/fast/dom/Attr/make-unique-element-data-while-replacing-attr-expected.txt (214807 => 214808)
--- releases/WebKitGTK/webkit-2.16/LayoutTests/fast/dom/Attr/make-unique-element-data-while-replacing-attr-expected.txt 2017-04-03 17:08:12 UTC (rev 214807)
+++ releases/WebKitGTK/webkit-2.16/LayoutTests/fast/dom/Attr/make-unique-element-data-while-replacing-attr-expected.txt 2017-04-03 17:09:21 UTC (rev 214808)
@@ -3,6 +3,7 @@
On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
+PASS element.getAttribute("width") is "a"
PASS element.getAttribute("width") is "b"
PASS successfullyParsed is true
Modified: releases/WebKitGTK/webkit-2.16/LayoutTests/fast/dom/Attr/make-unique-element-data-while-replacing-attr.html (214807 => 214808)
--- releases/WebKitGTK/webkit-2.16/LayoutTests/fast/dom/Attr/make-unique-element-data-while-replacing-attr.html 2017-04-03 17:08:12 UTC (rev 214807)
+++ releases/WebKitGTK/webkit-2.16/LayoutTests/fast/dom/Attr/make-unique-element-data-while-replacing-attr.html 2017-04-03 17:09:21 UTC (rev 214808)
@@ -13,6 +13,8 @@
oldAttr.value = 'a';
element.setAttributeNode(oldAttr);
+shouldBeEqualToString('element.getAttribute("width")', 'a');
+
element.addEventListener('DOMSubtreeModified', () => { element.cloneNode(); }, true);
let newAttr = document.createAttributeNS('http://www.w3.org/1999/xhtml','width');
Added: releases/WebKitGTK/webkit-2.16/LayoutTests/fast/dom/Attr/only-attach-attr-once-expected.txt (0 => 214808)
--- releases/WebKitGTK/webkit-2.16/LayoutTests/fast/dom/Attr/only-attach-attr-once-expected.txt (rev 0)
+++ releases/WebKitGTK/webkit-2.16/LayoutTests/fast/dom/Attr/only-attach-attr-once-expected.txt 2017-04-03 17:09:21 UTC (rev 214808)
@@ -0,0 +1,10 @@
+Test that we properly handle attempts to attach an Attribute to the same node multiple times. Test passes if there is no Debug ASSERT.
+
+On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
+
+
+PASS div.setAttributeNodeNS(src) threw exception InUseAttributeError (DOM Exception 10): The attribute is in use..
+PASS successfullyParsed is true
+
+TEST COMPLETE
+
Added: releases/WebKitGTK/webkit-2.16/LayoutTests/fast/dom/Attr/only-attach-attr-once.html (0 => 214808)
--- releases/WebKitGTK/webkit-2.16/LayoutTests/fast/dom/Attr/only-attach-attr-once.html (rev 0)
+++ releases/WebKitGTK/webkit-2.16/LayoutTests/fast/dom/Attr/only-attach-attr-once.html 2017-04-03 17:09:21 UTC (rev 214808)
@@ -0,0 +1,25 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+<script src=""
+</head>
+<body>
+<script>
+description("Test that we properly handle attempts to attach an Attribute to the same node multiple times. Test passes if there is no Debug ASSERT.");
+
+window.callback = () => {
+ window.callback = null;
+
+ shouldThrow("div.setAttributeNodeNS(src)", "'InUseAttributeError (DOM Exception 10): The attribute is in use.'");
+ frame.setAttributeNodeNS(document.createAttribute('src'));
+};
+
+let src = ""
+src.value = '_javascript_:parent.callback()';
+
+let div = document.createElement('div');
+let frame = document.body.appendChild(document.createElement('iframe'));
+frame.setAttributeNodeNS(src);
+</script>
+</body>
+</html>
Modified: releases/WebKitGTK/webkit-2.16/Source/WebCore/ChangeLog (214807 => 214808)
--- releases/WebKitGTK/webkit-2.16/Source/WebCore/ChangeLog 2017-04-03 17:08:12 UTC (rev 214807)
+++ releases/WebKitGTK/webkit-2.16/Source/WebCore/ChangeLog 2017-04-03 17:09:21 UTC (rev 214808)
@@ -1,3 +1,22 @@
+2017-03-27 Brent Fulgham <bfulg...@apple.com>
+
+ Only attach Attributes to a given element one time
+ https://bugs.webkit.org/show_bug.cgi?id=170125
+ <rdar://problem/31279676>
+
+ Reviewed by Chris Dumez.
+
+ Attach the attribute node to the Element before calling 'setAttributeInternal', since that method may cause
+ arbitrary _javascript_ events to fire.
+
+ Test: fast/dom/Attr/only-attach-attr-once.html
+
+ * dom/Element.cpp:
+ (WebCore::Element::attachAttributeNodeIfNeeded): Added.
+ (WebCore::Element::setAttributeNode): Use new method. Revise to attach attribute before calling 'setAttributeInternal'.
+ (WebCore::Element::setAttributeNodeNS): Ditto.
+ * dom/Element.h:
+
2017-03-28 Antti Koivisto <an...@apple.com>
Missing render tree position invalidation when tearing down renderers for display:contents subtree
Modified: releases/WebKitGTK/webkit-2.16/Source/WebCore/dom/Element.cpp (214807 => 214808)
--- releases/WebKitGTK/webkit-2.16/Source/WebCore/dom/Element.cpp 2017-04-03 17:08:12 UTC (rev 214807)
+++ releases/WebKitGTK/webkit-2.16/Source/WebCore/dom/Element.cpp 2017-04-03 17:09:21 UTC (rev 214808)
@@ -2121,6 +2121,19 @@
return *attrNodeListForElement(*this);
}
+void Element::attachAttributeNodeIfNeeded(Attr& attrNode)
+{
+ ASSERT(!attrNode.ownerElement() || attrNode.ownerElement() == this);
+ if (attrNode.ownerElement() == this)
+ return;
+
+ NoEventDispatchAssertion assertNoEventDispatch;
+
+ attrNode.attachToElement(*this);
+ treeScope().adoptIfNeeded(attrNode);
+ ensureAttrNodeListForElement(*this).append(&attrNode);
+}
+
ExceptionOr<RefPtr<Attr>> Element::setAttributeNode(Attr& attrNode)
{
RefPtr<Attr> oldAttrNode = attrIfExists(attrNode.localName(), shouldIgnoreAttributeCase(*this));
@@ -2132,13 +2145,23 @@
if (attrNode.ownerElement() && attrNode.ownerElement() != this)
return Exception { INUSE_ATTRIBUTE_ERR };
+ {
+ NoEventDispatchAssertion assertNoEventDispatch;
synchronizeAllAttributes();
+ }
+
auto& elementData = ensureUniqueElementData();
auto existingAttributeIndex = elementData.findAttributeIndexByName(attrNode.localName(), shouldIgnoreAttributeCase(*this));
- if (existingAttributeIndex == ElementData::attributeNotFound)
- setAttributeInternal(elementData.findAttributeIndexByName(attrNode.qualifiedName()), attrNode.qualifiedName(), attrNode.value(), NotInSynchronizationOfLazyAttribute);
- else {
+
+ // Attr::value() will return its 'm_standaloneValue' member any time its Element is set to nullptr. We need to cache this value
+ // before making changes to attrNode's Element connections.
+ auto attrNodeValue = attrNode.value();
+
+ if (existingAttributeIndex == ElementData::attributeNotFound) {
+ attachAttributeNodeIfNeeded(attrNode);
+ setAttributeInternal(elementData.findAttributeIndexByName(attrNode.qualifiedName()), attrNode.qualifiedName(), attrNodeValue, NotInSynchronizationOfLazyAttribute);
+ } else {
const Attribute& attribute = attributeAt(existingAttributeIndex);
if (oldAttrNode)
detachAttrNodeFromElementWithValue(oldAttrNode.get(), attribute.value());
@@ -2145,18 +2168,16 @@
else
oldAttrNode = Attr::create(document(), attrNode.qualifiedName(), attribute.value());
+ attachAttributeNodeIfNeeded(attrNode);
+
if (attribute.name().matches(attrNode.qualifiedName()))
- setAttributeInternal(existingAttributeIndex, attrNode.qualifiedName(), attrNode.value(), NotInSynchronizationOfLazyAttribute);
+ setAttributeInternal(existingAttributeIndex, attrNode.qualifiedName(), attrNodeValue, NotInSynchronizationOfLazyAttribute);
else {
removeAttributeInternal(existingAttributeIndex, NotInSynchronizationOfLazyAttribute);
- setAttributeInternal(ensureUniqueElementData().findAttributeIndexByName(attrNode.qualifiedName()), attrNode.qualifiedName(), attrNode.value(), NotInSynchronizationOfLazyAttribute);
+ setAttributeInternal(ensureUniqueElementData().findAttributeIndexByName(attrNode.qualifiedName()), attrNode.qualifiedName(), attrNodeValue, NotInSynchronizationOfLazyAttribute);
}
}
- if (attrNode.ownerElement() != this) {
- attrNode.attachToElement(*this);
- treeScope().adoptIfNeeded(attrNode);
- ensureAttrNodeListForElement(*this).append(&attrNode);
- }
+
return WTFMove(oldAttrNode);
}
@@ -2171,10 +2192,19 @@
if (attrNode.ownerElement() && attrNode.ownerElement() != this)
return Exception { INUSE_ATTRIBUTE_ERR };
+ unsigned index = 0;
+
+ // Attr::value() will return its 'm_standaloneValue' member any time its Element is set to nullptr. We need to cache this value
+ // before making changes to attrNode's Element connections.
+ auto attrNodeValue = attrNode.value();
+
+ {
+ NoEventDispatchAssertion assertNoEventDispatch;
synchronizeAllAttributes();
auto& elementData = ensureUniqueElementData();
- auto index = elementData.findAttributeIndexByName(attrNode.qualifiedName());
+ index = elementData.findAttributeIndexByName(attrNode.qualifiedName());
+
if (index != ElementData::attributeNotFound) {
if (oldAttrNode)
detachAttrNodeFromElementWithValue(oldAttrNode.get(), elementData.attributeAt(index).value());
@@ -2181,13 +2211,11 @@
else
oldAttrNode = Attr::create(document(), attrNode.qualifiedName(), elementData.attributeAt(index).value());
}
+ }
- setAttributeInternal(index, attrNode.qualifiedName(), attrNode.value(), NotInSynchronizationOfLazyAttribute);
+ attachAttributeNodeIfNeeded(attrNode);
+ setAttributeInternal(index, attrNode.qualifiedName(), attrNodeValue, NotInSynchronizationOfLazyAttribute);
- attrNode.attachToElement(*this);
- treeScope().adoptIfNeeded(attrNode);
- ensureAttrNodeListForElement(*this).append(&attrNode);
-
return WTFMove(oldAttrNode);
}
Modified: releases/WebKitGTK/webkit-2.16/Source/WebCore/dom/Element.h (214807 => 214808)
--- releases/WebKitGTK/webkit-2.16/Source/WebCore/dom/Element.h 2017-04-03 17:08:12 UTC (rev 214807)
+++ releases/WebKitGTK/webkit-2.16/Source/WebCore/dom/Element.h 2017-04-03 17:09:21 UTC (rev 214808)
@@ -3,7 +3,7 @@
* (C) 1999 Antti Koivisto (koivi...@kde.org)
* (C) 2001 Peter Kelly (p...@post.com)
* (C) 2001 Dirk Mueller (muel...@kde.org)
- * Copyright (C) 2003-2016 Apple Inc. All rights reserved.
+ * Copyright (C) 2003-2017 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
@@ -679,6 +679,8 @@
// Anyone thinking of using this should call document instead of ownerDocument.
void ownerDocument() const = delete;
+
+ void attachAttributeNodeIfNeeded(Attr&);
QualifiedName m_tagName;
RefPtr<ElementData> m_elementData;