/*
* Copyright (C) 2011 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
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* contributors may be used to endorse or promo te products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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*/
#ifndef PageSerializer_h
#define PageSerializer_h
#include "platform/weborigin/KURL.h"
#include "platform/weborigin/KURLHash.h"
#include "wtf/HashMap.h"
#include "wtf/ListHashSet.h"
#include "wtf/Vector.h"
namespace WebCore {
class FontResource;
class ImageResource;
class CSSStyleSheet;
class CSSValue;
class Document;
class LocalFrame;
class Page;
class RenderObject;
class Resource;
class SharedBuffer;
class StylePropertySet;
class StyleRule;
class StyleRuleFontFace;
struct SerializedResource;
// This class is used to serialize a page contents back to text (typically HTML).
// It serializes all the page frames and retrieves resources such as images and CSS stylesheets.
class PageSerializer {
public:
explicit PageSerializer(Vector<SerializedResource>*);
// Initiates the serialization of the frame's page. All serialized content and retrieved
// resources are added to the Vector passed to the constructor. The first resource in that
// vector is the top frame serialized content.
void serialize(Page*);
KURL urlForBlankFrame(LocalFrame*);
private:
void serializeFrame(LocalFrame*);
// Serializes the stylesheet back to text and adds it to the resources if URL is not-empty.
// It also adds any resources included in that stylesheet (including any imported stylesheets and their own resources).
void serializeCSSStyleSheet(CSSStyleSheet*, const KURL&);
bool shouldAddURL(const KURL&);
void addToResources(Resource *, PassRefPtr<SharedBuffer>, const KURL&);
void addImageToResources(ImageResource*, RenderObject*, const KURL&);
void addFontToResources(FontResource*);
void retrieveResourcesForProperties(const StylePropertySet*, Document&);
void retrieveResourcesForCSSValue(CSSValue*, Document&);
Vector<SerializedResource>* m_resources;
ListHashSet<KURL> m_resourceURLs;
HashMap<LocalFrame*, KURL> m_blankFrameURLs;
unsigned m_blankFrameCounter;
};
}
#endif