/*

 * Copyright (C) 2008, 2009 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.

 * 3.  Neither the name of Apple Computer, Inc. ("Apple") 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 APPLE AND ITS 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 APPLE OR ITS 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 "JSXMLHttpRequest.h"

#include "Blob.h"

#include "DOMFormData.h"

#include "DOMWindow.h"

#include "Document.h"

#include "Event.h"

#include "Frame.h"

#include "FrameLoader.h"

#include "HTMLDocument.h"

#include "JSBlob.h"

#include "JSDOMFormData.h"

#include "JSDOMWindowCustom.h"

#include "JSDocument.h"

#include "JSEvent.h"

#include "JSEventListener.h"

#include "XMLHttpRequest.h"

#include <runtime/Error.h>

#include <interpreter/Interpreter.h>

using namespace JSC;

namespace WebCore {

void JSXMLHttpRequest::markChildren(MarkStack& markStack)

{

    Base::markChildren(markStack);

    if (XMLHttpRequestUpload* upload = m_impl->optionalUpload())

        markDOMObjectWrapper(markStack, *Heap::heap(this)->globalData(), upload);

    m_impl->markJSEventListeners(markStack);

}

// Custom functions

JSValue JSXMLHttpRequest::open(ExecState* exec)

{

    if (exec->argumentCount() < 2)

        return throwError(exec, createSyntaxError(exec, "Not enough arguments"));

    const KURL& url = impl()->scriptExecutionContext()->completeURL(ustringToString(exec->argument(1).toString(exec)));

    String method = ustringToString(exec->argument(0).toString(exec));

    ExceptionCode ec = 0;

    if (exec->argumentCount() >= 3) {

        bool async = exec->argument(2).toBoolean(exec);

        if (exec->argumentCount() >= 4 && !exec->argument(3).isUndefined()) {

            String user = valueToStringWithNullCheck(exec, exec->argument(3));

            if (exec->argumentCount() >= 5 && !exec->argument(4).isUndefined()) {

                String password = valueToStringWithNullCheck(exec, exec->argument(4));

                impl()->open(method, url, async, user, password, ec);

            } else

                impl()->open(method, url, async, user, ec);

        } else

            impl()->open(method, url, async, ec);

    } else

        impl()->open(method, url, ec);

    setDOMException(exec, ec);

    return jsUndefined();

}

JSValue JSXMLHttpRequest::send(ExecState* exec)

{

    ExceptionCode ec = 0;

    if (!exec->argumentCount())

        impl()->send(ec);

    else {

        JSValue val = exec->argument(0);

        if (val.isUndefinedOrNull())

            impl()->send(ec);

        else if (val.inherits(&JSDocument::s_info))

            impl()->send(toDocument(val), ec);

        else if (val.inherits(&JSBlob::s_info))

            impl()->send(toBlob(val), ec);

        else if (val.inherits(&JSDOMFormData::s_info))

            impl()->send(toDOMFormData(val), ec);

        else

            impl()->send(ustringToString(val.toString(exec)), ec);

    }

    int signedLineNumber;

    intptr_t sourceID;

    UString sourceURL;

    JSValue function;

    exec->interpreter()->retrieveLastCaller(exec, signedLineNumber, sourceID, sourceURL, function);

    impl()->setLastSendLineNumber(signedLineNumber >= 0 ? signedLineNumber : 0);

    impl()->setLastSendURL(ustringToString(sourceURL));

    setDOMException(exec, ec);

    return jsUndefined();

}

JSValue JSXMLHttpRequest::responseText(ExecState* exec) const

{

    return jsOwnedStringOrNull(exec, impl()->responseText());

}

EncodedJSValue JSC_HOST_CALL JSXMLHttpRequestConstructor::constructJSXMLHttpRequest(ExecState* exec)

{

    JSXMLHttpRequestConstructor* jsConstructor = static_cast<JSXMLHttpRequestConstructor*>(exec->callee());

    ScriptExecutionContext* context = jsConstructor->scriptExecutionContext();

    if (!context)

        return throwVMError(exec, createReferenceError(exec, "XMLHttpRequest constructor associated document is unavailable"));

    RefPtr<XMLHttpRequest> xmlHttpRequest = XMLHttpRequest::create(context);

    return JSValue::encode(CREATE_DOM_OBJECT_WRAPPER(exec, jsConstructor->globalObject(), XMLHttpRequest, xmlHttpRequest.get()));

}

} // namespace WebCore