/*
 * Copyright (C) 2008 Apple 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:
 * 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 APPLE INC. ``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 APPLE INC. OR
 * CONTRIBUTORS 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"

#if ENABLE(VIDEO)
#include "MediaDocument.h"

#include "Element.h"
#include "Frame.h"
#include "FrameLoader.h"
#include "FrameLoaderClient.h"
#include "HTMLEmbedElement.h"
#include "HTMLNames.h"
#include "HTMLMediaElement.h"
#include "HTMLVideoElement.h"
#include "Page.h"
#include "SegmentedString.h"
#include "Settings.h"
#include "Text.h"
#include "XMLTokenizer.h"

namespace WebCore {
    
using namespace HTMLNames;
    
class MediaTokenizer : public Tokenizer {
public:
    MediaTokenizer(Document* doc) : m_doc(doc), m_mediaElement(0) {}
        
    virtual bool write(const SegmentedString&, bool appendData);
    virtual void stopParsing();
    virtual void finish();
    virtual bool isWaitingForScripts() const;
        
    virtual bool wantsRawData() const { return true; }
    virtual bool writeRawData(const char* data, int len);
        
    void createDocumentStructure();
private:
    Document* m_doc;
    HTMLMediaElement* m_mediaElement;
};
    
bool MediaTokenizer::write(const SegmentedString& s, bool appendData)
{
    ASSERT_NOT_REACHED();
    return false;
}
    
void MediaTokenizer::createDocumentStructure()
{
    ExceptionCode ec;
    RefPtr<Element> rootElement = m_doc->createElementNS(xhtmlNamespaceURI, "html", ec);
    m_doc->appendChild(rootElement, ec);
        
    RefPtr<Element> body = m_doc->createElementNS(xhtmlNamespaceURI, "body", ec);
    body->setAttribute(styleAttr, "background-color: rgb(38,38,38);");

    rootElement->appendChild(body, ec);
        
    RefPtr<Element> mediaElement = m_doc->createElementNS(xhtmlNamespaceURI, "video", ec);
        
    m_mediaElement = static_cast<HTMLVideoElement*>(mediaElement.get());
    m_mediaElement->setAttribute(controlsAttr, "");
    m_mediaElement->setAttribute(autoplayAttr, "");
    m_mediaElement->setAttribute(styleAttr, "margin: auto; position: absolute; top: 0; right: 0; bottom: 0; left: 0;");

    m_mediaElement->setAttribute(nameAttr, "media");
    m_mediaElement->setSrc(m_doc->url());
    
    body->appendChild(mediaElement, ec);    
}
    
bool MediaTokenizer::writeRawData(const char* data, int len)
{    
    if (!m_mediaElement)
        createDocumentStructure();    
    return false;
}
    
void MediaTokenizer::stopParsing()
{
    Tokenizer::stopParsing();        
}
    
void MediaTokenizer::finish()
{
    if (!m_parserStopped) 
        m_doc->finishedParsing();            
}
    
bool MediaTokenizer::isWaitingForScripts() const
{
    // A media document is never waiting for scripts
    return false;
}
    
MediaDocument::MediaDocument(Frame* frame)
    : HTMLDocument(frame)
{
    setParseMode(Compat);
}

Tokenizer* MediaDocument::createTokenizer()
{
    return new MediaTokenizer(this);
}
    
}
#endif