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1 /* | |
2 * Copyright (c) 2012 Motorola Mobility, Inc. All rights reserved. | |
3 * | |
4 * Redistribution and use in source and binary forms, with or without modificati
on, | |
5 * are permitted provided that the following conditions are met: | |
6 * | |
7 * Redistributions of source code must retain the above copyright notice, | |
8 * this list of conditions and the following disclaimer. | |
9 * | |
10 * Redistributions in binary form must reproduce the above copyright notice, | |
11 * this list of conditions and the following disclaimer in the documentation and
/or | |
12 * other materials provided with the distribution. | |
13 * | |
14 * Neither the name of Motorola Mobility, Inc. nor the names of its contributors
may | |
15 * be used to endorse or promote products derived from this software without | |
16 * 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 LIMITED TO, | |
20 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR | |
22 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
24 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
25 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
26 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
27 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 */ | |
30 | |
31 #include "config.h" | |
32 | |
33 #if ENABLE(MICRODATA) | |
34 #include "PropertyNodeList.h" | |
35 | |
36 #include "DOMSettableTokenList.h" | |
37 #include "DOMStringList.h" | |
38 #include "HTMLElement.h" | |
39 #include "HTMLNames.h" | |
40 #include "NodeRareData.h" | |
41 | |
42 namespace WebCore { | |
43 | |
44 using namespace HTMLNames; | |
45 | |
46 PropertyNodeList::PropertyNodeList(Node* rootNode, const String& name) | |
47 : LiveNodeList(rootNode, PropertyNodeListType, InvalidateOnItemAttrChange, N
odeListIsRootedAtDocumentIfOwnerHasItemrefAttr) | |
48 , m_name(name) | |
49 { | |
50 ScriptWrappable::init(this); | |
51 } | |
52 | |
53 PropertyNodeList::~PropertyNodeList() | |
54 { | |
55 ownerNode()->nodeLists()->removeCacheWithName(this, PropertyNodeListType, m_
name); | |
56 } | |
57 | |
58 bool PropertyNodeList::elementIsPropertyOfRefElement(const Node* testElement, co
nst Node *refElement) const | |
59 { | |
60 for (const ContainerNode* node = testElement->parentNode(); node; node = nod
e->parentNode()) { | |
61 if (node->isHTMLElement() && toHTMLElement(node)->fastHasAttribute(items
copeAttr) && node != ownerNode()) | |
62 return false; | |
63 | |
64 if (node == refElement) | |
65 return true; | |
66 } | |
67 return false; | |
68 } | |
69 | |
70 void PropertyNodeList::updateRefElements() const | |
71 { | |
72 if (isItemRefElementsCacheValid()) | |
73 return; | |
74 | |
75 m_itemRefElementsCache.clear(); | |
76 setItemRefElementsCacheValid(); | |
77 toHTMLElement(ownerNode())->getItemRefElements(m_itemRefElementsCache); | |
78 } | |
79 | |
80 bool PropertyNodeList::nodeMatches(Element* testElement) const | |
81 { | |
82 if (!testElement->isHTMLElement() || !testElement->fastHasAttribute(itemprop
Attr) || testElement == ownerNode()) | |
83 return false; | |
84 | |
85 for (unsigned i = 0; i < m_itemRefElementsCache.size(); ++i) { | |
86 if (testElement == m_itemRefElementsCache[i] || elementIsPropertyOfRefEl
ement(testElement, m_itemRefElementsCache[i])) { | |
87 if (testElement->itemProp()->tokens().contains(m_name)) | |
88 return true; | |
89 } | |
90 } | |
91 | |
92 return false; | |
93 } | |
94 | |
95 PropertyValueArray PropertyNodeList::getValues() const | |
96 { | |
97 PropertyValueArray propertyValue; | |
98 | |
99 for (unsigned offset = 0; Node* node = item(offset); ++offset) | |
100 propertyValue.append(toHTMLElement(node)->itemValue()); | |
101 | |
102 return propertyValue; | |
103 } | |
104 | |
105 } // namespace WebCore | |
106 | |
107 #endif // ENABLE(MICRODATA) | |
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