コード例 #1
0
ScriptPromise::ScriptPromise(ScriptState* scriptState, v8::Local<v8::Value> value)
    : m_scriptState(scriptState)
{
    increaseInstanceCount();

    if (value.IsEmpty())
        return;

    if (!value->IsPromise()) {
        m_promise = ScriptValue(scriptState, v8::Local<v8::Value>());
        V8ThrowException::throwTypeError(scriptState->isolate(), "the given value is not a Promise");
        return;
    }
    m_promise = ScriptValue(scriptState, value);
}
コード例 #2
0
bool V8DOMWrapper::isWrapper(v8::Isolate* isolate, v8::Local<v8::Value> value)
{
    if (value.IsEmpty() || !value->IsObject())
        return false;
    v8::Local<v8::Object> object = v8::Local<v8::Object>::Cast(value);

    if (object->InternalFieldCount() < v8DefaultWrapperInternalFieldCount)
        return false;

    const WrapperTypeInfo* untrustedWrapperTypeInfo = toWrapperTypeInfo(object);
    V8PerIsolateData* perIsolateData = V8PerIsolateData::from(isolate);
    if (!(untrustedWrapperTypeInfo && perIsolateData))
        return false;
    return perIsolateData->hasInstance(untrustedWrapperTypeInfo, object);
}
コード例 #3
0
bool OptionsObject::getKey(const String& key, v8::Local<v8::Value>& value) const
{
    if (isUndefinedOrNull())
        return false;
    v8::Local<v8::Object> options = m_options->ToObject();
    ASSERT(!options.IsEmpty());

    v8::Handle<v8::String> v8Key = v8String(key);
    if (!options->Has(v8Key))
        return false;
    value = options->Get(v8Key);
    if (value.IsEmpty())
        return false;
    return true;
}
コード例 #4
0
bool V8DOMWrapper::hasInternalFieldsSet(v8::Local<v8::Value> value)
{
    if (value.IsEmpty() || !value->IsObject())
        return false;
    v8::Local<v8::Object> object = v8::Local<v8::Object>::Cast(value);

    if (object->InternalFieldCount() < v8DefaultWrapperInternalFieldCount)
        return false;

    const ScriptWrappable* untrustedScriptWrappable = toScriptWrappable(object);
    const WrapperTypeInfo* untrustedWrapperTypeInfo = toWrapperTypeInfo(object);
    return untrustedScriptWrappable
        && untrustedWrapperTypeInfo
        && untrustedWrapperTypeInfo->ginEmbedder == gin::kEmbedderBlink;
}
コード例 #5
0
void resetInternalsObject(v8::Local<v8::Context> context)
{
    // This can happen if JavaScript is disabled in the main frame.
    if (context.IsEmpty())
        return;

    v8::Context::Scope contextScope(context);
    v8::HandleScope scope;

    ScriptExecutionContext* scriptContext = getScriptExecutionContext();
    ASSERT(scriptContext->isDocument());
    Page* page = static_cast<Document*>(scriptContext)->frame()->page();
    Internals::resetToConsistentState(page);
    InternalSettings::from(page)->resetToConsistentState();
}
コード例 #6
0
ファイル: InjectedScript.cpp プロジェクト: ben-page/node
std::unique_ptr<protocol::Runtime::RemoteObject> InjectedScript::wrapTable(v8::Local<v8::Value> table, v8::Local<v8::Value> columns) const
{
    v8::HandleScope handles(m_context->isolate());
    V8FunctionCall function(m_context->inspector(), m_context->context(), v8Value(), "wrapTable");
    function.appendArgument(table);
    if (columns.IsEmpty())
        function.appendArgument(false);
    else
        function.appendArgument(columns);
    bool hadException = false;
    v8::Local<v8::Value>  r = function.call(hadException);
    if (hadException)
        return nullptr;
    protocol::ErrorSupport errors;
    return protocol::Runtime::RemoteObject::parse(toProtocolValue(m_context->context(), r).get(), &errors);
}
コード例 #7
0
ファイル: SandBox_run.cpp プロジェクト: cwyiu/fibjs
result_t SandBox::require(const char *id, v8::Local<v8::Value> &retVal)
{
    std::string fname = resolvePath(id);
    std::map<std::string, VariantEx >::iterator it;

    // remove .js ext name if exists
    if (fname.length() > 3 && !qstrcmp(&fname[fname.length() - 3], ".js"))
        fname.resize(fname.length() - 3);

    it = m_mods.find(fname);

    if (it != m_mods.end())
    {
        retVal = it->second;
        return 1;
    }

    if (!m_require.IsEmpty())
    {
        v8::Local<v8::Value> arg = v8::String::NewFromUtf8(isolate, fname.c_str());
        retVal = v8::Local<v8::Function>::New(isolate, m_require)->Call(wrap(), 1, &arg);
        if (retVal.IsEmpty())
            return CALL_E_JAVASCRIPT;

        if (!IsEmpty(retVal))
        {
            if (retVal->IsObject() && !object_base::getInstance(retVal))
                retVal = retVal->ToObject()->Clone();
            InstallModule(fname, retVal);

            return 0;
        }
    }

    // append .js ext name
    fname += ".js";

    result_t hr;
    const char *pname = fname.c_str();

    std::string buf;
    hr = fs_base::ac_readFile(pname, buf);
    if (hr < 0)
        return hr;

    return addScript(pname, buf.c_str(), retVal);
}
コード例 #8
0
std::vector<WideString> CFX_V8::GetObjectPropertyNames(
    v8::Local<v8::Object> pObj) {
  if (pObj.IsEmpty())
    return std::vector<WideString>();

  v8::Local<v8::Array> val;
  v8::Local<v8::Context> context = m_pIsolate->GetCurrentContext();
  if (!pObj->GetPropertyNames(context).ToLocal(&val))
    return std::vector<WideString>();

  std::vector<WideString> result;
  for (uint32_t i = 0; i < val->Length(); ++i) {
    result.push_back(ToWideString(val->Get(context, i).ToLocalChecked()));
  }

  return result;
}
コード例 #9
0
ファイル: UnionTypesModules.cpp プロジェクト: eth-srl/BlinkER
void V8BooleanOrString::toImpl(v8::Isolate* isolate, v8::Local<v8::Value> v8Value, BooleanOrString& impl, ExceptionState& exceptionState)
{
    if (v8Value.IsEmpty())
        return;

    if (v8Value->IsBoolean()) {
        impl.setBoolean(v8Value->ToBoolean()->Value());
        return;
    }

    {
        TOSTRING_VOID_EXCEPTIONSTATE(V8StringResource<>, cppValue, v8Value, exceptionState);
        impl.setString(cppValue);
        return;
    }

}
コード例 #10
0
bool Dictionary::getKey(const String& key, v8::Local<v8::Value>& value) const
{
    if (isUndefinedOrNull())
        return false;
    v8::Local<v8::Object> options = m_options->ToObject();
    ASSERT(!options.IsEmpty());

    ASSERT(m_isolate);
    ASSERT(m_isolate == v8::Isolate::GetCurrent());
    v8::Handle<v8::String> v8Key = v8String(m_isolate, key);
    if (!options->Has(v8Key))
        return false;
    value = options->Get(v8Key);
    if (value.IsEmpty())
        return false;
    return true;
}
コード例 #11
0
ファイル: util.cpp プロジェクト: jim4node/fibjs
result_t util_base::flatten(v8::Local<v8::Value> list, bool shallow,
                            v8::Local<v8::Array> &retVal)
{
    if (!list->IsObject())
        return CHECK_ERROR(CALL_E_TYPEMISMATCH);

    bool bNext = true;

    Isolate* isolate = Isolate::current();

    if (retVal.IsEmpty())
        retVal = v8::Array::New(isolate->m_isolate);
    else if (shallow)
        bNext = false;

    v8::Local<v8::Object> o = v8::Local<v8::Object>::Cast(list);
    v8::Local<v8::Value> v = o->Get(isolate->NewFromUtf8("length"));
    if (IsEmpty(v))
        return CHECK_ERROR(CALL_E_TYPEMISMATCH);

    int32_t len = v->Int32Value();
    int32_t cnt = retVal->Length();
    int32_t i;

    for (i = 0; i < len; i ++)
    {
        v = o->Get(i);
        if (bNext && v->IsObject())
        {
            v8::Local<v8::Object> o1 = v8::Local<v8::Object>::Cast(v);
            v = o->Get(isolate->NewFromUtf8("length"));
            if (IsEmpty(v))
                retVal->Set(cnt ++, o->Get(i));
            else
            {
                flatten(o1, shallow, retVal);
                cnt = retVal->Length();
            }
        }
        else
            retVal->Set(cnt ++, o->Get(i));
    }

    return 0;
}
コード例 #12
0
v8::Local<v8::Value> V8WorkerGlobalScopeEventListener::callListenerFunction(ScriptState* scriptState, v8::Local<v8::Value> jsEvent, Event* event)
{
    ASSERT(!jsEvent.IsEmpty());
    v8::Local<v8::Function> handlerFunction = getListenerFunction(scriptState);
    v8::Local<v8::Object> receiver = getReceiverObject(scriptState, event);
    if (handlerFunction.IsEmpty() || receiver.IsEmpty())
        return v8::Local<v8::Value>();

    v8::Local<v8::Value> parameters[1] = { jsEvent };
    v8::MaybeLocal<v8::Value> maybeResult = V8ScriptRunner::callFunction(handlerFunction, scriptState->executionContext(), receiver, WTF_ARRAY_LENGTH(parameters), parameters, isolate());

    TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "UpdateCounters", TRACE_EVENT_SCOPE_THREAD, "data", InspectorUpdateCountersEvent::data());

    v8::Local<v8::Value> result;
    if (!maybeResult.ToLocal(&result))
        return v8::Local<v8::Value>();
    return result;
}
コード例 #13
0
ファイル: JS_Value.cpp プロジェクト: MIPS/external-pdfium
// static
CJS_Value::Type CJS_Value::GetValueType(v8::Local<v8::Value> value) {
  if (value.IsEmpty())
    return VT_unknown;
  if (value->IsString())
    return VT_string;
  if (value->IsNumber())
    return VT_number;
  if (value->IsBoolean())
    return VT_boolean;
  if (value->IsDate())
    return VT_date;
  if (value->IsObject())
    return VT_object;
  if (value->IsNull())
    return VT_null;
  if (value->IsUndefined())
    return VT_undefined;
  return VT_unknown;
}
コード例 #14
0
ファイル: HeapSnapshot.cpp プロジェクト: zhangyinglong/fibjs
inline result_t GetArray(v8::Local<v8::Value> v, QuickArray<T> &n)
{
	if (v.IsEmpty() || !v->IsArray())
		return CALL_E_INVALIDARG;

	v8::Local<v8::Array> a = v8::Local<v8::Array>::Cast(v);
	result_t hr;

	for (int32_t i = 0; i < (int32_t)a->Length(); i ++)
	{
		T vr;
		hr = GetArgumentValue(a->Get(i), vr, true);
		if (hr < 0)
			return hr;

		n.append(vr);
	}

	return 0;
}
コード例 #15
0
ファイル: Url.cpp プロジェクト: asionius/fibjs
result_t Url::set_query(v8::Local<v8::Value> newVal)
{
    if (!newVal.IsEmpty()) {
        if (newVal->IsString() || newVal->IsStringObject()) {
            m_query = *v8::String::Utf8Value(newVal);

            if (m_queryParsed) {
                m_queryParsed = new HttpCollection();
                m_queryParsed->parse(m_query);
            }
        } else {
            obj_ptr<HttpCollection> queryParsed = (HttpCollection*)HttpCollection_base::getInstance(newVal);
            if (!queryParsed)
                return CHECK_ERROR(CALL_E_INVALIDARG);
            m_queryParsed = queryParsed;
        }
    }

    return 0;
}
コード例 #16
0
ファイル: ImageData.cpp プロジェクト: mirror/chromium
v8::Local<v8::Object> ImageData::associateWithWrapper(
    v8::Isolate* isolate,
    const WrapperTypeInfo* wrapperType,
    v8::Local<v8::Object> wrapper) {
  wrapper =
      ScriptWrappable::associateWithWrapper(isolate, wrapperType, wrapper);

  if (!wrapper.IsEmpty() && m_data.get()) {
    // Create a V8 Uint8ClampedArray object and set the "data" property
    // of the ImageData object to the created v8 object, eliminating the
    // C++ callback when accessing the "data" property.
    v8::Local<v8::Value> pixelArray = toV8(m_data.get(), wrapper, isolate);
    if (pixelArray.IsEmpty() ||
        !v8CallBoolean(wrapper->DefineOwnProperty(
            isolate->GetCurrentContext(), v8AtomicString(isolate, "data"),
            pixelArray, v8::ReadOnly)))
      return v8::Local<v8::Object>();
  }
  return wrapper;
}
コード例 #17
0
void V8TestInterfaceGarbageCollectedOrString::toImpl(v8::Isolate* isolate, v8::Local<v8::Value> v8Value, TestInterfaceGarbageCollectedOrString& impl, UnionTypeConversionMode conversionMode, ExceptionState& exceptionState) {
  if (v8Value.IsEmpty())
    return;

  if (conversionMode == UnionTypeConversionMode::Nullable && isUndefinedOrNull(v8Value))
    return;

  if (V8TestInterfaceGarbageCollected::hasInstance(v8Value, isolate)) {
    TestInterfaceGarbageCollected* cppValue = V8TestInterfaceGarbageCollected::toImpl(v8::Local<v8::Object>::Cast(v8Value));
    impl.setTestInterfaceGarbageCollected(cppValue);
    return;
  }

  {
    V8StringResource<> cppValue = v8Value;
    if (!cppValue.prepare(exceptionState))
      return;
    impl.setString(cppValue);
    return;
  }
}
コード例 #18
0
ファイル: NodeOrNodeList.cpp プロジェクト: mirror/chromium
void V8NodeOrNodeList::toImpl(v8::Isolate* isolate, v8::Local<v8::Value> v8Value, NodeOrNodeList& impl, UnionTypeConversionMode conversionMode, ExceptionState& exceptionState) {
  if (v8Value.IsEmpty())
    return;

  if (conversionMode == UnionTypeConversionMode::Nullable && isUndefinedOrNull(v8Value))
    return;

  if (V8Node::hasInstance(v8Value, isolate)) {
    Node* cppValue = V8Node::toImpl(v8::Local<v8::Object>::Cast(v8Value));
    impl.setNode(cppValue);
    return;
  }

  if (V8NodeList::hasInstance(v8Value, isolate)) {
    NodeList* cppValue = V8NodeList::toImpl(v8::Local<v8::Object>::Cast(v8Value));
    impl.setNodeList(cppValue);
    return;
  }

  exceptionState.throwTypeError("The provided value is not of type '(Node or NodeList)'");
}
コード例 #19
0
ExecuteBaton::ExecuteBaton(oracle::occi::Environment* m_environment,
                           oracle::occi::StatelessConnectionPool* m_connectionPool,
                           oracle::occi::Connection* m_connection,
                           bool m_autoCommit,
                           int m_prefetchRowCount,
                           const char* sql,
                           v8::Local<v8::Array> values,
                           v8::Local<v8::Object> options,
                           v8::Local<v8::Function> callback) {
  this->m_environment = m_environment;
  this->m_connectionPool = m_connectionPool;
  this->m_connection = m_connection;
  this->m_autoCommit = m_autoCommit;
  this->m_prefetchRowCount = m_prefetchRowCount;
  this->sql = sql;
  this->outputs = new vector<output_t*>();
  this->error = NULL;
  this->callback = callback.IsEmpty() ? NULL : new Nan::Callback(callback);
  CopyValuesToBaton(this, values);
  SetOptionsInBaton(this, options);
}
コード例 #20
0
ファイル: V8ErrorHandler.cpp プロジェクト: dstockwell/blink
v8::Local<v8::Value> V8ErrorHandler::callListenerFunction(ScriptState* scriptState, v8::Local<v8::Value> jsEvent, Event* event)
{
    ASSERT(!jsEvent.IsEmpty());
    if (!event->hasInterface(EventNames::ErrorEvent))
        return V8EventListener::callListenerFunction(scriptState, jsEvent, event);

    ErrorEvent* errorEvent = static_cast<ErrorEvent*>(event);
    if (errorEvent->world() && errorEvent->world() != &world())
        return v8::Null(isolate());

    v8::Local<v8::Object> listener = getListenerObject(scriptState->executionContext());
    if (listener.IsEmpty() || !listener->IsFunction())
        return v8::Null(isolate());

    v8::Local<v8::Function> callFunction = v8::Local<v8::Function>::Cast(listener);
    v8::Local<v8::Object> thisValue = scriptState->context()->Global();

    v8::Local<v8::Object> eventObject;
    if (!jsEvent->ToObject(scriptState->context()).ToLocal(&eventObject))
        return v8::Null(isolate());
    v8::Local<v8::Value> error = V8HiddenValue::getHiddenValue(isolate(), eventObject, V8HiddenValue::error(isolate()));
    if (error.IsEmpty())
        error = v8::Null(isolate());

    v8::Local<v8::Value> parameters[5] = { v8String(isolate(), errorEvent->message()), v8String(isolate(), errorEvent->filename()), v8::Integer::New(isolate(), errorEvent->lineno()), v8::Integer::New(isolate(), errorEvent->colno()), error };
    v8::TryCatch tryCatch;
    tryCatch.SetVerbose(true);
    v8::MaybeLocal<v8::Value> result;
    if (scriptState->executionContext()->isWorkerGlobalScope()) {
        result = V8ScriptRunner::callFunction(callFunction, scriptState->executionContext(), thisValue, WTF_ARRAY_LENGTH(parameters), parameters, isolate());
    } else {
        result = ScriptController::callFunction(scriptState->executionContext(), callFunction, thisValue, WTF_ARRAY_LENGTH(parameters), parameters, isolate());
    }
    v8::Local<v8::Value> returnValue;
    if (!result.ToLocal(&returnValue))
        return v8::Null(isolate());

    return returnValue;
}
コード例 #21
0
void V8TestInterfaceOrTestInterfaceEmpty::toImpl(v8::Isolate* isolate, v8::Local<v8::Value> v8Value, TestInterfaceOrTestInterfaceEmpty& impl, UnionTypeConversionMode conversionMode, ExceptionState& exceptionState)
{
    if (v8Value.IsEmpty())
        return;

    if (conversionMode == UnionTypeConversionMode::Nullable && isUndefinedOrNull(v8Value))
        return;

    if (V8TestInterface::hasInstance(v8Value, isolate)) {
        TestInterfaceImplementation* cppValue = V8TestInterface::toImpl(v8::Local<v8::Object>::Cast(v8Value));
        impl.setTestInterface(cppValue);
        return;
    }

    if (V8TestInterfaceEmpty::hasInstance(v8Value, isolate)) {
        TestInterfaceEmpty* cppValue = V8TestInterfaceEmpty::toImpl(v8::Local<v8::Object>::Cast(v8Value));
        impl.setTestInterfaceEmpty(cppValue);
        return;
    }

    exceptionState.throwTypeError("The provided value is not of type '(TestInterface or TestInterfaceEmpty)'");
}
コード例 #22
0
ファイル: StringOrDouble.cpp プロジェクト: ollie314/chromium
void V8StringOrDouble::toImpl(v8::Isolate* isolate, v8::Local<v8::Value> v8Value, StringOrDouble& impl, UnionTypeConversionMode conversionMode, ExceptionState& exceptionState)
{
    if (v8Value.IsEmpty())
        return;

    if (conversionMode == UnionTypeConversionMode::Nullable && isUndefinedOrNull(v8Value))
        return;

    if (v8Value->IsNumber()) {
        double cppValue = toRestrictedDouble(isolate, v8Value, exceptionState);
        if (exceptionState.hadException())
            return;
        impl.setDouble(cppValue);
        return;
    }

    {
        V8StringResource<> cppValue = v8Value;
        if (!cppValue.prepare(exceptionState))
            return;
        impl.setString(cppValue);
        return;
    }
}
コード例 #23
0
double FXJS_ToNumber(v8::Isolate* pIsolate, v8::Local<v8::Value> pValue) {
  if (pValue.IsEmpty())
    return 0.0;
  v8::Local<v8::Context> context = pIsolate->GetCurrentContext();
  return pValue->ToNumber(context).ToLocalChecked()->Value();
}
コード例 #24
0
ファイル: utils.cpp プロジェクト: gregory-h/node-java
jobject v8ToJava(JNIEnv* env, v8::Local<v8::Value> arg) {
  if(arg.IsEmpty() || arg->IsNull() || arg->IsUndefined()) {
    return NULL;
  }

  if(arg->IsArray()) {
    v8::Local<v8::Array> array = v8::Array::Cast(*arg);
    uint32_t arraySize = array->Length();
    jclass objectClazz = env->FindClass("java/lang/Object");
    jobjectArray result = env->NewObjectArray(arraySize, objectClazz, NULL);
    for(uint32_t i=0; i<arraySize; i++) {
      jobject val = v8ToJava(env, array->Get(i));
      env->SetObjectArrayElement(result, i, val);
    }
    return result;
  }

  if(arg->IsString()) {
    v8::String::Utf8Value val(arg->ToString());
    return env->NewStringUTF(*val);
  }

  if(arg->IsInt32() || arg->IsUint32()) {
    jint val = arg->ToInt32()->Value();
    jclass clazz = env->FindClass("java/lang/Integer");
    jmethodID constructor = env->GetMethodID(clazz, "<init>", "(I)V");
    return env->NewObject(clazz, constructor, val);
  }

  if(arg->IsNumber()) {
    jdouble val = arg->ToNumber()->Value();
    jclass clazz = env->FindClass("java/lang/Double");
    jmethodID constructor = env->GetMethodID(clazz, "<init>", "(D)V");
    return env->NewObject(clazz, constructor, val);
  }

  if(arg->IsBoolean()) {
    jboolean val = arg->ToBoolean()->Value();
    jclass clazz = env->FindClass("java/lang/Boolean");
    jmethodID constructor = env->GetMethodID(clazz, "<init>", "(Z)V");
    return env->NewObject(clazz, constructor, val);
  }

  if(arg->IsObject()) {
    v8::Local<v8::Object> obj = v8::Object::Cast(*arg);

    v8::Local<v8::Value> isJavaObject = obj->GetHiddenValue(v8::String::New(V8_HIDDEN_MARKER_JAVA_OBJECT));
    if(!isJavaObject.IsEmpty() && isJavaObject->IsBoolean()) {
      return v8ToJava_javaObject(env, obj);
    }

    v8::Local<v8::Value> isJavaLong = obj->GetHiddenValue(v8::String::New(V8_HIDDEN_MARKER_JAVA_LONG));
    if(!isJavaLong.IsEmpty() && isJavaLong->IsBoolean()) {
      return v8ToJava_javaLong(env, obj);
    }
  }

  // TODO: handle other arg types
  v8::String::AsciiValue typeStr(arg);
  printf("v8ToJava: Unhandled type: %s\n", *typeStr);
  return NULL;
}
コード例 #25
0
void FXJS_FreePrivate(v8::Local<v8::Object> pObj) {
  if (pObj.IsEmpty() || !pObj->InternalFieldCount())
    return;
  FXJS_FreePrivate(pObj->GetAlignedPointerFromInternalField(0));
  pObj->SetAlignedPointerInInternalField(0, NULL);
}
コード例 #26
0
v8::Local<v8::Value> FXJS_NewObject2(v8::Isolate* pIsolate,
                                     v8::Local<v8::Array> pObj) {
  if (pObj.IsEmpty())
    return v8::Local<v8::Value>();
  return pObj->Clone();
}
コード例 #27
0
unsigned CFX_V8::GetArrayLength(v8::Local<v8::Array> pArray) {
  if (pArray.IsEmpty())
    return 0;
  return pArray->Length();
}
コード例 #28
0
bool FXJS_ToBoolean(v8::Isolate* pIsolate, v8::Local<v8::Value> pValue) {
  if (pValue.IsEmpty())
    return false;
  v8::Local<v8::Context> context = pIsolate->GetCurrentContext();
  return pValue->ToBoolean(context).ToLocalChecked()->Value();
}
コード例 #29
0
v8::Local<v8::Array> CFX_V8::ToArray(v8::Local<v8::Value> pValue) {
  if (pValue.IsEmpty() || !pValue->IsArray())
    return v8::Local<v8::Array>();
  v8::Local<v8::Context> context = m_pIsolate->GetCurrentContext();
  return v8::Local<v8::Array>::Cast(pValue->ToObject(context).ToLocalChecked());
}
コード例 #30
0
bool CFX_V8::ToBoolean(v8::Local<v8::Value> pValue) {
  if (pValue.IsEmpty())
    return false;
  return pValue->BooleanValue(m_pIsolate.Get());
}