/*

 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)

 *           (C) 1999 Antti Koivisto (koivisto@kde.org)

 *           (C) 2001 Dirk Mueller (mueller@kde.org)

 * Copyright (C) 2004, 2005, 2006, 2010 Apple Inc. All rights reserved.

 *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library General Public

 * License as published by the Free Software Foundation; either

 * version 2 of the License, or (at your option) any later version.

 *

 * This library is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library General Public License

 * along with this library; see the file COPYING.LIB.  If not, write to

 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

 * Boston, MA 02110-1301, USA.

 *

 */

#include "config.h"

#include "HTMLKeygenElement.h"

#include "Attribute.h"

#include "Document.h"

#include "FormDataList.h"

#include "HTMLNames.h"

#include "HTMLOptionElement.h"

#include "SSLKeyGenerator.h"

#include "Text.h"

#include <wtf/StdLibExtras.h>

using namespace WebCore;

namespace WebCore {

using namespace HTMLNames;

inline HTMLKeygenElement::HTMLKeygenElement(const QualifiedName& tagName, Document* document, HTMLFormElement* form)

    : HTMLSelectElement(tagName, document, form)

{

    ASSERT(hasTagName(keygenTag));

    // Add one option element for each key size.

    Vector<String> keys;

    getSupportedKeySizes(keys);

    for (size_t i = 0; i < keys.size(); ++i) {

        RefPtr<HTMLOptionElement> option = HTMLOptionElement::create(document, this->form());

        legacyParserAddChild(option);

        option->legacyParserAddChild(Text::create(document, keys[i]));

    }

}

PassRefPtr<HTMLKeygenElement> HTMLKeygenElement::create(const QualifiedName& tagName, Document* document, HTMLFormElement* form)

{

    return adoptRef(new HTMLKeygenElement(tagName, document, form));

}

const AtomicString& HTMLKeygenElement::formControlType() const

{

    DEFINE_STATIC_LOCAL(const AtomicString, keygen, ("keygen"));

    return keygen;

}

void HTMLKeygenElement::parseMappedAttribute(Attribute* attr)

{

    if (attr->name() == challengeAttr)

        m_challenge = attr->value();

    else if (attr->name() == keytypeAttr)

        m_keyType = attr->value();

    else {

        // Skip HTMLSelectElement parsing.

        HTMLFormControlElement::parseMappedAttribute(attr);

    }

}

bool HTMLKeygenElement::appendFormData(FormDataList& encoded_values, bool)

{

    // Only RSA is supported at this time.

    if (!m_keyType.isNull() && !equalIgnoringCase(m_keyType, "rsa"))

        return false;

    String value = signedPublicKeyAndChallengeString(selectedIndex(), m_challenge, document()->baseURL());

    if (value.isNull())

        return false;

    encoded_values.appendData(name(), value.utf8());

    return true;

}

} // namespace