89 lines
3.2 KiB
C++
89 lines
3.2 KiB
C++
/*
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* Copyright (C) 2011 Google 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 are
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* met:
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*
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* * 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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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promo te products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY 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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#pragma once
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#include "SharedBuffer.h"
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#include <wtf/Forward.h>
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#include <wtf/HashMap.h>
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#include <wtf/ListHashSet.h>
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#include <wtf/URLHash.h>
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namespace WebCore {
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class CachedImage;
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class CSSStyleSheet;
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class Document;
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class Frame;
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class Page;
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class RenderElement;
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class StyleProperties;
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class StyleRule;
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// This class is used to serialize a page contents back to text (typically HTML).
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// It serializes all the page frames and retrieves resources such as images and CSS stylesheets.
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class PageSerializer {
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public:
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struct Resource {
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URL url;
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String mimeType;
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RefPtr<SharedBuffer> data;
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};
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explicit PageSerializer(Vector<Resource>&);
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// Initiates the serialization of the frame's page. All serialized content and retrieved
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// resources are added to the Vector passed to the constructor. The first resource in that
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// vector is the top frame serialized content.
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void serialize(Page&);
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private:
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class SerializerMarkupAccumulator;
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URL urlForBlankFrame(Frame*);
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void serializeFrame(Frame*);
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// Serializes the stylesheet back to text and adds it to the resources if URL is not-empty.
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// It also adds any resources included in that stylesheet (including any imported stylesheets and their own resources).
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void serializeCSSStyleSheet(CSSStyleSheet*, const URL&);
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void addImageToResources(CachedImage*, RenderElement*, const URL&);
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void retrieveResourcesForProperties(const StyleProperties*, Document*);
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void retrieveResourcesForRule(StyleRule&, Document*);
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Vector<Resource>& m_resources;
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ListHashSet<URL> m_resourceURLs;
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HashMap<Frame*, URL> m_blankFrameURLs;
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unsigned m_blankFrameCounter { 0 };
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};
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} // namespace WebCore
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