| /* |
| * Copyright (C) 2010 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: |
| * |
| * 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. |
| * |
| * 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 "bindings/core/v8/ArrayValue.h" |
| #include "bindings/core/v8/DictionaryHelperForBindings.h" |
| #include "bindings/core/v8/ExceptionMessages.h" |
| #include "bindings/core/v8/ExceptionState.h" |
| #include "bindings/core/v8/V8ArrayBufferView.h" |
| #include "bindings/core/v8/V8Binding.h" |
| #include "bindings/core/v8/V8Element.h" |
| #include "bindings/core/v8/V8EventTarget.h" |
| #include "bindings/core/v8/V8MessagePort.h" |
| #include "bindings/core/v8/V8TextTrack.h" |
| #include "bindings/core/v8/V8Uint8Array.h" |
| #include "bindings/core/v8/V8VoidCallback.h" |
| #include "bindings/core/v8/V8Window.h" |
| #include "core/html/track/TrackBase.h" |
| #include "wtf/MathExtras.h" |
| |
| namespace blink { |
| |
| template <> |
| CORE_EXPORT bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| v8::Local<v8::Value>& value) { |
| return dictionary.get(key, value); |
| } |
| |
| template <> |
| CORE_EXPORT bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| Dictionary& value) { |
| return dictionary.get(key, value); |
| } |
| |
| template <> |
| CORE_EXPORT bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| bool& value) { |
| v8::Local<v8::Value> v8Value; |
| if (!dictionary.get(key, v8Value)) |
| return false; |
| |
| return v8Call(v8Value->BooleanValue(dictionary.v8Context()), value); |
| } |
| |
| template <> |
| CORE_EXPORT bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| int32_t& value) { |
| v8::Local<v8::Value> v8Value; |
| if (!dictionary.get(key, v8Value)) |
| return false; |
| |
| return v8Call(v8Value->Int32Value(dictionary.v8Context()), value); |
| } |
| |
| template <> |
| CORE_EXPORT bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| double& value, |
| bool& hasValue) { |
| v8::Local<v8::Value> v8Value; |
| if (!dictionary.get(key, v8Value)) { |
| hasValue = false; |
| return false; |
| } |
| |
| hasValue = true; |
| return v8Call(v8Value->NumberValue(dictionary.v8Context()), value); |
| } |
| |
| template <> |
| bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| double& value) { |
| bool unused; |
| return DictionaryHelper::get(dictionary, key, value, unused); |
| } |
| |
| template <typename StringType> |
| bool getStringType(const Dictionary& dictionary, |
| const StringView& key, |
| StringType& value) { |
| v8::Local<v8::Value> v8Value; |
| if (!dictionary.get(key, v8Value)) |
| return false; |
| |
| V8StringResource<> stringValue(v8Value); |
| if (!stringValue.prepare()) |
| return false; |
| value = stringValue; |
| return true; |
| } |
| |
| template <> |
| CORE_EXPORT bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| String& value) { |
| return getStringType(dictionary, key, value); |
| } |
| |
| template <> |
| CORE_EXPORT bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| AtomicString& value) { |
| return getStringType(dictionary, key, value); |
| } |
| |
| template <> |
| bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| ScriptValue& value) { |
| v8::Local<v8::Value> v8Value; |
| if (!dictionary.get(key, v8Value)) |
| return false; |
| |
| value = ScriptValue(ScriptState::current(dictionary.isolate()), v8Value); |
| return true; |
| } |
| |
| template <typename NumericType> |
| bool getNumericType(const Dictionary& dictionary, |
| const StringView& key, |
| NumericType& value) { |
| int32_t int32Value; |
| if (!DictionaryHelper::get(dictionary, key, int32Value)) |
| return false; |
| value = static_cast<NumericType>(int32Value); |
| return true; |
| } |
| |
| template <> |
| bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| short& value) { |
| return getNumericType<short>(dictionary, key, value); |
| } |
| |
| template <> |
| CORE_EXPORT bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| unsigned short& value) { |
| return getNumericType<unsigned short>(dictionary, key, value); |
| } |
| |
| template <> |
| bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| unsigned& value) { |
| return getNumericType<unsigned>(dictionary, key, value); |
| } |
| |
| template <> |
| bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| unsigned long& value) { |
| v8::Local<v8::Value> v8Value; |
| if (!dictionary.get(key, v8Value)) |
| return false; |
| |
| int64_t int64Value; |
| if (!v8Call(v8Value->IntegerValue(dictionary.v8Context()), int64Value)) |
| return false; |
| value = int64Value; |
| return true; |
| } |
| |
| template <> |
| bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| unsigned long long& value) { |
| v8::Local<v8::Value> v8Value; |
| if (!dictionary.get(key, v8Value)) |
| return false; |
| |
| double doubleValue; |
| if (!v8Call(v8Value->NumberValue(dictionary.v8Context()), doubleValue)) |
| return false; |
| doubleToInteger(doubleValue, value); |
| return true; |
| } |
| |
| template <> |
| bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| Member<DOMWindow>& value) { |
| v8::Local<v8::Value> v8Value; |
| if (!dictionary.get(key, v8Value)) |
| return false; |
| |
| // We need to handle a DOMWindow specially, because a DOMWindow wrapper |
| // exists on a prototype chain of v8Value. |
| value = toDOMWindow(dictionary.isolate(), v8Value); |
| return true; |
| } |
| |
| template <> |
| bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| Member<TrackBase>& value) { |
| v8::Local<v8::Value> v8Value; |
| if (!dictionary.get(key, v8Value)) |
| return false; |
| |
| TrackBase* source = 0; |
| if (v8Value->IsObject()) { |
| v8::Local<v8::Object> wrapper = v8::Local<v8::Object>::Cast(v8Value); |
| |
| // FIXME: this will need to be changed so it can also return an AudioTrack or a VideoTrack once |
| // we add them. |
| v8::Local<v8::Object> track = V8TextTrack::findInstanceInPrototypeChain( |
| wrapper, dictionary.isolate()); |
| if (!track.IsEmpty()) |
| source = V8TextTrack::toImpl(track); |
| } |
| value = source; |
| return true; |
| } |
| |
| template <> |
| bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| Member<EventTarget>& value) { |
| v8::Local<v8::Value> v8Value; |
| if (!dictionary.get(key, v8Value)) |
| return false; |
| |
| value = nullptr; |
| // We need to handle a DOMWindow specially, because a DOMWindow wrapper |
| // exists on a prototype chain of v8Value. |
| if (v8Value->IsObject()) { |
| v8::Local<v8::Object> wrapper = v8::Local<v8::Object>::Cast(v8Value); |
| v8::Local<v8::Object> window = |
| V8Window::findInstanceInPrototypeChain(wrapper, dictionary.isolate()); |
| if (!window.IsEmpty()) { |
| value = toWrapperTypeInfo(window)->toEventTarget(window); |
| return true; |
| } |
| } |
| |
| if (V8DOMWrapper::isWrapper(dictionary.isolate(), v8Value)) { |
| v8::Local<v8::Object> wrapper = v8::Local<v8::Object>::Cast(v8Value); |
| value = toWrapperTypeInfo(wrapper)->toEventTarget(wrapper); |
| } |
| return true; |
| } |
| |
| template <> |
| CORE_EXPORT bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| Vector<String>& value) { |
| v8::Local<v8::Value> v8Value; |
| if (!dictionary.get(key, v8Value)) |
| return false; |
| |
| if (!v8Value->IsArray()) |
| return false; |
| |
| v8::Local<v8::Array> v8Array = v8::Local<v8::Array>::Cast(v8Value); |
| for (size_t i = 0; i < v8Array->Length(); ++i) { |
| v8::Local<v8::Value> indexedValue; |
| if (!v8Array |
| ->Get(dictionary.v8Context(), |
| v8::Uint32::New(dictionary.isolate(), i)) |
| .ToLocal(&indexedValue)) |
| return false; |
| TOSTRING_DEFAULT(V8StringResource<>, stringValue, indexedValue, false); |
| value.append(stringValue); |
| } |
| |
| return true; |
| } |
| |
| template <> |
| CORE_EXPORT bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| Vector<Vector<String>>& value, |
| ExceptionState& exceptionState) { |
| v8::Local<v8::Value> v8Value; |
| if (!dictionary.get(key, v8Value)) |
| return false; |
| |
| if (!v8Value->IsArray()) |
| return false; |
| |
| v8::Local<v8::Array> v8Array = v8::Local<v8::Array>::Cast(v8Value); |
| for (size_t i = 0; i < v8Array->Length(); ++i) { |
| v8::Local<v8::Value> v8IndexedValue; |
| if (!v8Array |
| ->Get(dictionary.v8Context(), |
| v8::Uint32::New(dictionary.isolate(), i)) |
| .ToLocal(&v8IndexedValue)) |
| return false; |
| Vector<String> indexedValue = toImplArray<Vector<String>>( |
| v8IndexedValue, i, dictionary.isolate(), exceptionState); |
| if (exceptionState.hadException()) |
| return false; |
| value.append(indexedValue); |
| } |
| |
| return true; |
| } |
| |
| template <> |
| CORE_EXPORT bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| ArrayValue& value) { |
| v8::Local<v8::Value> v8Value; |
| if (!dictionary.get(key, v8Value)) |
| return false; |
| |
| if (!v8Value->IsArray()) |
| return false; |
| |
| ASSERT(dictionary.isolate()); |
| ASSERT(dictionary.isolate() == v8::Isolate::GetCurrent()); |
| value = ArrayValue(v8::Local<v8::Array>::Cast(v8Value), dictionary.isolate()); |
| return true; |
| } |
| |
| template <> |
| CORE_EXPORT bool DictionaryHelper::get(const Dictionary& dictionary, |
| const StringView& key, |
| DOMUint8Array*& value) { |
| v8::Local<v8::Value> v8Value; |
| if (!dictionary.get(key, v8Value)) |
| return false; |
| |
| value = V8Uint8Array::toImplWithTypeCheck(dictionary.isolate(), v8Value); |
| return true; |
| } |
| |
| } // namespace blink |