| /* |
| * 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 "bindings/core/v8/V8HTMLAllCollection.h" |
| |
| #include "bindings/core/v8/V8Binding.h" |
| #include "bindings/core/v8/V8Element.h" |
| #include "bindings/core/v8/V8NodeList.h" |
| #include "core/dom/StaticNodeList.h" |
| #include "core/frame/UseCounter.h" |
| #include "core/html/HTMLAllCollection.h" |
| |
| namespace blink { |
| |
| template<class CallbackInfo> |
| static v8::Handle<v8::Value> getNamedItems(HTMLAllCollection* collection, AtomicString name, const CallbackInfo& info) |
| { |
| WillBeHeapVector<RefPtrWillBeMember<Element> > namedItems; |
| collection->namedItems(name, namedItems); |
| |
| if (!namedItems.size()) |
| return v8Undefined(); |
| |
| if (namedItems.size() == 1) |
| return toV8(namedItems.at(0).release(), info.Holder(), info.GetIsolate()); |
| |
| // FIXME: HTML5 specification says this should be a HTMLCollection. |
| // http://www.whatwg.org/specs/web-apps/current-work/multipage/common-dom-interfaces.html#htmlallcollection |
| // |
| // FIXME: Oilpan: explicitly convert adopt()'s result so as to |
| // disambiguate the (implicit) conversion of its |
| // PassRefPtrWillBeRawPtr<StaticElementList> result -- the |
| // other toV8() overload that introduces the ambiguity is |
| // toV8(NodeList*, ...). |
| // |
| // When adopt() no longer uses transition types, the conversion |
| // can be removed. |
| return toV8(PassRefPtrWillBeRawPtr<NodeList>(StaticElementList::adopt(namedItems)), info.Holder(), info.GetIsolate()); |
| } |
| |
| template<class CallbackInfo> |
| static v8::Handle<v8::Value> getItem(HTMLAllCollection* collection, v8::Handle<v8::Value> argument, const CallbackInfo& info) |
| { |
| v8::Local<v8::Uint32> index = argument->ToArrayIndex(); |
| if (index.IsEmpty()) { |
| TOSTRING_DEFAULT(V8StringResource<>, name, argument, v8::Undefined(info.GetIsolate())); |
| v8::Handle<v8::Value> result = getNamedItems(collection, name, info); |
| |
| if (result.IsEmpty()) |
| return v8::Undefined(info.GetIsolate()); |
| |
| return result; |
| } |
| |
| RefPtrWillBeRawPtr<Element> result = collection->item(index->Uint32Value()); |
| return toV8(result.release(), info.Holder(), info.GetIsolate()); |
| } |
| |
| void V8HTMLAllCollection::itemMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| HTMLAllCollection* impl = V8HTMLAllCollection::toImpl(info.Holder()); |
| v8SetReturnValue(info, getItem(impl, info[0], info)); |
| } |
| |
| void V8HTMLAllCollection::legacyCallCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| if (info.Length() < 1) |
| return; |
| |
| HTMLAllCollection* impl = V8HTMLAllCollection::toImpl(info.Holder()); |
| Node& ownerNode = impl->ownerNode(); |
| |
| UseCounter::countIfNotPrivateScript(info.GetIsolate(), ownerNode.document(), UseCounter::DocumentAllLegacyCall); |
| |
| if (info.Length() == 1) { |
| v8SetReturnValue(info, getItem(impl, info[0], info)); |
| return; |
| } |
| |
| // If there is a second argument it is the index of the item we want. |
| TOSTRING_VOID(V8StringResource<>, name, info[0]); |
| v8::Local<v8::Uint32> index = info[1]->ToArrayIndex(); |
| if (index.IsEmpty()) |
| return; |
| |
| if (Node* node = impl->namedItemWithIndex(name, index->Uint32Value())) { |
| v8SetReturnValueFast(info, node, impl); |
| return; |
| } |
| } |
| |
| } // namespace blink |