text: /*
   * Copyright (C) 2009 Google 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"
  #include "V8HTMLCollection.h"
  
  #include "HTMLCollection.h"
  #include "V8Binding.h"
  #include "V8HTMLAllCollection.h"
  #include "V8NamedNodesCollection.h"
  #include "V8Node.h"
  #include "V8NodeList.h"
  #include "V8Proxy.h"
  
  namespace WebCore {
  
  static v8::Handle<v8::Value> getNamedItems(HTMLCollection* collection, AtomicString name)
  {
      Vector<RefPtr<Node> > namedItems;
      collection->namedItems(name, namedItems);
  
      if (!namedItems.size())
          return v8::Handle<v8::Value>();
  
      if (namedItems.size() == 1)
          return toV8(namedItems.at(0).release());
  
      return toV8(V8NamedNodesCollection::create(namedItems));
  }
  
  static v8::Handle<v8::Value> getItem(HTMLCollection* collection, v8::Handle<v8::Value> argument)
  {
      v8::Local<v8::Uint32> index = argument->ToArrayIndex();
      if (index.IsEmpty()) {
          v8::Local<v8::String> asString = argument->ToString();
          if (asString.IsEmpty())
              return v8::Handle<v8::Value>();
          v8::Handle<v8::Value> result = getNamedItems(collection, toWebCoreString(asString));
  
          if (result.IsEmpty())
              return v8::Undefined();
  
          return result;
      }
  
      RefPtr<Node> result = collection->item(index->Uint32Value());
      return toV8(result.release());
  }
  
  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 notHandledByInterceptor();
      if (info.Holder()->HasRealNamedCallbackProperty(name))
          return notHandledByInterceptor();
  
      HTMLCollection* imp = V8HTMLCollection::toNative(info.Holder());
      return getNamedItems(imp, v8StringToAtomicWebCoreString(name));
  }
  
  v8::Handle<v8::Value> V8HTMLCollection::itemCallback(const v8::Arguments& args)
  {
      INC_STATS("DOM.HTMLCollection.item()");
      HTMLCollection* imp = V8HTMLCollection::toNative(args.Holder());
      return getItem(imp, args[0]);
  }
  
  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]));
  
      if (result.IsEmpty())
          return v8::Undefined();
  
      return result;
  }
  
  v8::Handle<v8::Value> toV8(HTMLCollection* impl)
  {
      if (impl->type() == DocAll)
          return toV8(static_cast<HTMLAllCollection*>(impl));
      return V8HTMLCollection::wrap(impl);
  }
  
  } // namespace WebCore
  