67 lines
2.3 KiB
C++
67 lines
2.3 KiB
C++
/*
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* Copyright (C) 2013 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "TextNodeTraversal.h"
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#include "ContainerNode.h"
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#include <wtf/text/StringBuilder.h>
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namespace WebCore {
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namespace TextNodeTraversal {
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void appendContents(const ContainerNode& root, StringBuilder& result)
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{
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for (Text* text = TextNodeTraversal::firstWithin(root); text; text = TextNodeTraversal::next(*text, &root))
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result.append(text->data());
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}
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String contentsAsString(const ContainerNode& root)
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{
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StringBuilder result;
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appendContents(root, result);
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return result.toString();
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}
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String contentsAsString(const Node& root)
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{
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if (is<Text>(root))
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return downcast<Text>(root).data();
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if (is<ContainerNode>(root))
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return contentsAsString(downcast<ContainerNode>(root));
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return String();
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}
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String childTextContent(const ContainerNode& root)
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{
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StringBuilder result;
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for (Text* text = TextNodeTraversal::firstChild(root); text; text = TextNodeTraversal::nextSibling(*text))
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result.append(text->data());
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return result.toString();
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}
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}
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}
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