/*

 * Copyright (C) 2007 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 COMPUTER, 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 COMPUTER, 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"

#include "CSSFontFaceSrcValue.h"

#include "CSSStyleSheet.h"

#include "Node.h"

namespace WebCore {

#if ENABLE(SVG_FONTS)

bool CSSFontFaceSrcValue::isSVGFontFaceSrc() const

{

    return equalIgnoringCase(m_format, "svg");

}

#endif

bool CSSFontFaceSrcValue::isSupportedFormat() const

{

    // Normally we would just check the format, but in order to avoid conflicts with the old WinIE style of font-face,

    // we will also check to see if the URL ends with .eot.  If so, we'll go ahead and assume that we shouldn't load it.

    if (m_format.isEmpty()) {

        // Check for .eot.

        if (m_resource.endsWith("eot", false))

            return false;

        return true;

    }

    return equalIgnoringCase(m_format, "truetype") || equalIgnoringCase(m_format, "opentype")

#if ENABLE(OPENTYPE_SANITIZER)

           || equalIgnoringCase(m_format, "woff")

#endif

#if ENABLE(SVG_FONTS)

           || isSVGFontFaceSrc()

#endif

           ;

}

String CSSFontFaceSrcValue::cssText() const

{

    String result;

    if (isLocal())

        result += "local(";

    else

        result += "url(";

    result += m_resource;

    result += ")";

    if (!m_format.isEmpty())

        result += " format(" + m_format + ")";

    return result;

}

void CSSFontFaceSrcValue::addSubresourceStyleURLs(ListHashSet<KURL>& urls, const CSSStyleSheet* styleSheet)

{

    if (!isLocal())

        addSubresourceURL(urls, styleSheet->completeURL(m_resource));

}

}