| /* |
| * Copyright (C) 2005 Frerich Raabe <raabe@kde.org> |
| * Copyright (C) 2006, 2009 Apple Inc. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "XPathUtil.h" |
| |
| #include "ContainerNode.h" |
| #include "TextNodeTraversal.h" |
| |
| namespace WebCore { |
| namespace XPath { |
| |
| bool isRootDomNode(Node* node) |
| { |
| return node && !node->parentNode(); |
| } |
| |
| String stringValue(Node* node) |
| { |
| switch (node->nodeType()) { |
| case Node::ATTRIBUTE_NODE: |
| case Node::PROCESSING_INSTRUCTION_NODE: |
| case Node::COMMENT_NODE: |
| case Node::TEXT_NODE: |
| case Node::CDATA_SECTION_NODE: |
| return node->nodeValue(); |
| default: |
| if (isRootDomNode(node) || node->isElementNode()) |
| return TextNodeTraversal::contentsAsString(*node); |
| } |
| return String(); |
| } |
| |
| bool isValidContextNode(Node& node) |
| { |
| switch (node.nodeType()) { |
| case Node::ATTRIBUTE_NODE: |
| case Node::CDATA_SECTION_NODE: |
| case Node::COMMENT_NODE: |
| case Node::DOCUMENT_NODE: |
| case Node::ELEMENT_NODE: |
| case Node::PROCESSING_INSTRUCTION_NODE: |
| case Node::TEXT_NODE: |
| return true; |
| case Node::DOCUMENT_FRAGMENT_NODE: |
| case Node::DOCUMENT_TYPE_NODE: |
| return false; |
| } |
| ASSERT_NOT_REACHED(); |
| return false; |
| } |
| |
| } |
| } |