Source/WebCore/bindings/v8/custom/V8HTMLCollectionCustom.cpp

/*
 * Copyright (C) 2009 Google Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 * 
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 * notice, this list of conditions and the following disclaimer.
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 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
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 * 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
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 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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#include "config.h"
#include "V8HTMLCollection.h"

#include "HTMLCollection.h"
#include "RadioNodeList.h"
#include "V8Binding.h"
#include "V8HTMLAllCollection.h"
#include "V8NamedNodesCollection.h"
#include "V8Node.h"
#include "V8NodeList.h"
#include "V8RadioNodeList.h"

namespace WebCore {

static v8::Handle<v8::Value> getNamedItems(HTMLCollection* collection, AtomicString name, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
{
    Vector<RefPtr<Node> > namedItems;
    collection->namedItems(name, namedItems);

    if (!namedItems.size())
        return v8Undefined();

    if (namedItems.size() == 1)
        return toV8(namedItems.at(0).release(), creationContext, isolate);

    if (collection->type() == FormControls)
        return toV8(collection->base()->radioNodeList(name).get(), creationContext, isolate);

    return toV8(V8NamedNodesCollection::create(namedItems), creationContext, isolate);
}

v8::Handle<v8::Value> V8HTMLCollection::namedPropertyGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
{
    INC_STATS("DOM.HTMLCollection.NamedPropertyGetter");

    if (!info.Holder()->GetRealNamedPropertyInPrototypeChain(name).IsEmpty())
        return v8Undefined();
    if (info.Holder()->HasRealNamedCallbackProperty(name))
        return v8Undefined();

    HTMLCollection* imp = V8HTMLCollection::toNative(info.Holder());
    return getNamedItems(imp, toWebCoreAtomicString(name), info.Holder(), info.GetIsolate());
}

v8::Handle<v8::Value> V8HTMLCollection::namedItemCallback(const v8::Arguments& args)
{
    INC_STATS("DOM.HTMLCollection.namedItem()");
    HTMLCollection* imp = V8HTMLCollection::toNative(args.Holder());
    v8::Handle<v8::Value> result = getNamedItems(imp, toWebCoreString(args[0]), args.Holder(), args.GetIsolate());

    if (result.IsEmpty())
        return v8::Undefined();

    return result;
}

v8::Handle<v8::Value> toV8(HTMLCollection* impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
{
    if (!impl)
        return v8NullWithCheck(isolate);

    if (impl->type() == DocAll)
        return toV8(static_cast<HTMLAllCollection*>(impl), creationContext, isolate);
    return V8HTMLCollection::wrap(impl, creationContext, isolate);
}

} // namespace WebCore