Source/WebCore/bindings/js/JSDesktopNotificationsCustom.cpp

/*
 * Copyright (C) 2009 Google Inc. All rights reserved.
 * Copyright (C) 2012 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:
 *
 *     * 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.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "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 THE COPYRIGHT
 * OWNER 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(LEGACY_NOTIFICATIONS)

#include "Document.h"
#include "JSEventListener.h"
#include "JSNotificationCenter.h"
#include "JSVoidCallback.h"
#include "NotificationCenter.h"
#include <runtime/Error.h>

using namespace JSC;

namespace WebCore {

JSValue JSNotificationCenter::requestPermission(ExecState* exec)
{
    ScriptExecutionContext* context = impl()->scriptExecutionContext();

    // Make sure that script execution context is valid.
    if (!context) {
        setDOMException(exec, INVALID_STATE_ERR);
        return jsUndefined();
    }

    // Permission request is only valid from page context.
    if (context->isWorkerContext())
        return throwSyntaxError(exec);

    // If a callback function is provided as first argument, convert to a VoidCallback.
    RefPtr<JSVoidCallback> callback;
    if (exec->argument(0).isObject()) {
        callback = JSVoidCallback::create(exec->argument(0).getObject(), toJSDOMGlobalObject(static_cast<Document*>(context), exec));
        if (exec->hadException())
            return jsUndefined();
    }
    impl()->requestPermission(callback.release());
    return jsUndefined();
}

} // namespace WebCore

#endif // ENABLE(LEGACY_NOTIFICATIONS)