bool VJSTextStream::_HasInstance (const VJSParms_hasInstance &inParms)
{
xbox_assert(inParms.GetObject().GetObjectRef() == inParms.GetObjectToTest());
xbox_assert(inParms.GetContext().GetGlobalObject().GetPropertyAsObject("TextStream") == inParms.GetPossibleContructor());
XBOX::VJSObject objectToTest = inParms.GetObject();
return objectToTest.IsOfClass(VJSTextStream::Class());
}
VJSTimer::VJSTimer (XBOX::VJSObject &inFunctionObject, sLONG inInterval)
{
xbox_assert(inFunctionObject.GetObjectRef() != NULL);
xbox_assert(inInterval >= 0 || inInterval == VJSTimer::kTimeOut);
fTimerContext = NULL;
fID = -1;
fInterval = inInterval;
fFunctionObject = inFunctionObject.GetObjectRef();
}
XBOX::VJSObject VJSSharedWorkerClass::MakeConstructor (XBOX::VJSContext inContext)
{
XBOX::VJSObject constructor =
JS4DMakeConstructor(inContext, Class(), _Construct, false, VJSSharedWorkerClass::sConstrFunctions );
XBOX::VJSArray listArray(inContext);
constructor.SetProperty("list", listArray, JS4D::PropertyAttributeDontDelete);
return constructor;
}
void VJSSharedWorkerClass::_Construct (VJSParms_construct &ioParms)
{
if (!ioParms.CountParams()
|| !ioParms.IsStringParam(1)
|| (ioParms.CountParams() >= 2 && !ioParms.IsStringParam(2))) {
XBOX::vThrowError(XBOX::VE_INVALID_PARAMETER);
return;
}
XBOX::VJSContext context(ioParms.GetContext());
XBOX::VString url, name;
bool reUseContext;
VJSWorker *outsideWorker;
VJSWebWorkerObject *workerProxy;
#if USE_V8_ENGINE
XBOX::VJSObject constructedObject = ioParms.fConstructedObject;
#else
XBOX::VJSObject constructedObject(context);
#endif
ioParms.GetStringParam(1, url);
if (ioParms.CountParams() == 2)
ioParms.GetStringParam(2, name);
outsideWorker = VJSWorker::RetainWorker(context);
if (ioParms.CountParams() < 3 || !ioParms.IsBooleanParam(3) || !ioParms.GetBoolParam(3, &reUseContext))
reUseContext = false;
if ((workerProxy = VJSWebWorkerObject::_CreateWorker(context, outsideWorker, reUseContext, NULL, url, false, name)) != NULL) {
constructedObject = VJSSharedWorkerClass::ConstructInstance(ioParms, workerProxy);
workerProxy->fOnErrorPort->SetObject(outsideWorker, constructedObject);
XBOX::VJSObject messagePortObject(context);
messagePortObject = VJSMessagePortClass::CreateInstance(context, workerProxy->fOnMessagePort);
workerProxy->fOnMessagePort->SetObject(outsideWorker, messagePortObject);
constructedObject.SetProperty("port", messagePortObject);
_AddToList(context, "SharedWorker", constructedObject);
}
ioParms.ReturnConstructedObject(constructedObject);
XBOX::ReleaseRefCountable<VJSWorker>(&outsideWorker);
}
void VJSMessagePort::SetObject (VJSWorker *inWorker, XBOX::VJSObject &inObject)
{
xbox_assert(inWorker != NULL && (inWorker == fOutsideWorker || inWorker == fInsideWorker));
xbox_assert((inWorker == fOutsideWorker && !fOutsideClosingFlag) || (inWorker == fInsideWorker && !fInsideClosingFlag));
xbox_assert(inObject.GetObjectRef() != NULL);
if (inWorker == fOutsideWorker)
fOutsideObject = inObject.GetObjectRef();
else
fInsideObject = inObject.GetObjectRef();
}
bool VJSStructuredClone::_IsSerializable (XBOX::VJSValue inValue)
{
xbox_assert(inValue.IsObject());
XBOX::VJSObject object = inValue.GetObject();
if (object.HasProperty("constructorName") && object.GetProperty("constructorName").IsString()
&& object.HasProperty("serialize") && object.GetProperty("serialize").IsFunction())
return true;
else
return false;
}
static void _AddToList (XBOX::VJSContext &inContext, const XBOX::VString &inConstructorName, XBOX::VJSObject &inConstructedObject)
{
if (inContext.GetGlobalObject().HasProperty(inConstructorName)) {
XBOX::VJSObject workerObject = inContext.GetGlobalObject().GetPropertyAsObject(inConstructorName);
if (workerObject.IsObject() && workerObject.HasProperty("list")) {
XBOX::VJSValue value = workerObject.GetProperty("list");
if (value.IsArray()) {
XBOX::VJSArray listArray(value);
sLONG i;
for (i = 0; i < listArray.GetLength(); i++) {
value = listArray.GetValueAt(i);
if (value.IsNull()) {
listArray.SetValueAt(i, inConstructedObject);
break;
}
}
if (i == listArray.GetLength())
listArray.PushValue(inConstructedObject);
} else {
xbox_assert(false);
}
} else {
xbox_assert(false);
}
} else {
xbox_assert(false);
}
}
XBOX::VJSValue VJSStructuredClone::_ConstructObject (XBOX::VJSContext inContext, const XBOX::VString &inConstructorName, XBOX::VJSValue inArgument)
{
XBOX::VJSObject object = inContext.GetGlobalObject().GetPropertyAsObject(inConstructorName);
std::vector<XBOX::VJSValue> arguments;
XBOX::VJSValue value(inContext);
arguments.push_back(inArgument);
if (object.CallAsConstructor(&arguments, &object, NULL))
value.SetValueRef((JS4D::ObjectRef) object.GetObjectRef());
else
value.SetUndefined();
return value;
}
void VJSNetServerSyncClass::_accept (XBOX::VJSParms_callStaticFunction &ioParms, VJSNetServerObject *inServer)
{
xbox_assert(inServer != NULL);
sLONG timeOut;
if (ioParms.CountParams() >= 1) {
if (!ioParms.IsNumberParam(1) || !ioParms.GetLongParam(1, &timeOut)) {
XBOX::vThrowError(XBOX::VE_JVSC_WRONG_PARAMETER_TYPE_NUMBER, "1");
return;
}
if (timeOut < 0) {
XBOX::vThrowError(XBOX::VE_JVSC_WRONG_PARAMETER_TYPE_NUMBER, "1");
return;
}
} else
timeOut = 0;
XBOX::XTCPSock *socket;
// If socket returned is NULL, accept() has timed out or an error has occured.
// An exception is thrown by GetNewConnectedSocket() if erroneous.
if ((socket = inServer->fSockListener->GetNewConnectedSocket(timeOut)) == NULL)
ioParms.ReturnNullValue();
else {
XBOX::VTCPEndPoint *endPoint = NULL;
VJSNetSocketObject *socketObject = NULL;
if ((endPoint = new XBOX::VTCPEndPoint(socket)) == NULL
|| (socketObject = new VJSNetSocketObject(true, VJSNetSocketObject::eTYPE_TCP4, false)) == NULL) {
if (endPoint != NULL)
endPoint->Release();
if (socketObject != NULL)
socketObject->Release();
socket->Close();
delete socket;
XBOX::vThrowError(XBOX::VE_MEMORY_FULL);
} else {
socketObject->fEndPoint = endPoint;
socketObject->fEndPoint->SetNoDelay(false);
XBOX::VJSObject newSocketSync = VJSNetSocketSyncClass::CreateInstance(ioParms.GetContext(), socketObject);
XBOX::VString address;
socketObject->fObjectRef = newSocketSync.GetObjectRef();
socketObject->fWorker = VJSWorker::RetainWorker(ioParms.GetContext());
socketObject->fEndPoint->GetIP(address);
newSocketSync.SetProperty("remoteAddress", address);
newSocketSync.SetProperty("remotePort", (sLONG) socketObject->fEndPoint->GetPort() & 0xffff);
ioParms.ReturnValue(newSocketSync);
}
}
}
USING_TOOLBOX_NAMESPACE
VJSStructuredClone *VJSStructuredClone::RetainClone (XBOX::VJSValue inValue)
{
std::map<JS4D::ValueRef, SNode *> alreadyCreated;
std::list<SEntry> toDoList;
SNode *root;
if ((root = _ValueToNode(inValue, &alreadyCreated, &toDoList)) == NULL)
return NULL;
while (!toDoList.empty()) {
// Property iterator will also iterate Array object indexes (they are converted into string).
XBOX::VJSValue value(inValue.GetContext(), toDoList.front().fValueRef);
XBOX::VJSPropertyIterator i(value.GetObject());
SNode *p, *q, *r;
p = toDoList.front().fNode;
xbox_assert(p->fType == eNODE_OBJECT || p->fType == eNODE_ARRAY);
toDoList.pop_front();
// Object or Array with no attributes?
if (!i.IsValid())
continue;
// Get prototype and dump its attribute names.
XBOX::VJSObject prototypeObject = value.GetObject().GetPrototype(inValue.GetContext());
bool hasPrototype = prototypeObject.IsObject();
// Iterate child(s).
for ( ; i.IsValid(); ++i) {
XBOX::VString name;
i.GetPropertyName(name);
// Check attribute name: If it is part of prototype, do not clone it.
if (hasPrototype && prototypeObject.HasProperty(name))
continue;
value = i.GetProperty();
if ((r = _ValueToNode(value, &alreadyCreated, &toDoList)) == NULL)
break;
else if (p->fValue.fFirstChild != NULL)
q->fNextSibling = r;
else
p->fValue.fFirstChild = r;
r->fName = name;
q = r;
}
if (p->fValue.fFirstChild != NULL)
q->fNextSibling = NULL;
if (i.IsValid()) {
_FreeNode(root);
root = NULL;
break;
}
}
if (root != NULL) {
VJSStructuredClone *structuredClone;
if ((structuredClone = new VJSStructuredClone()) != NULL)
structuredClone->fRoot = root;
else
_FreeNode(root);
return structuredClone;
} else
return NULL;
}
void VJSTimer::_SetTimer (VJSParms_callStaticFunction &ioParms, VJSWorker *inWorker, bool inIsInterval)
{
xbox_assert(inWorker != NULL);
if (!ioParms.CountParams())
return;
XBOX::VJSContext context(ioParms.GetContext());
XBOX::VJSObject functionObject(context);
ioParms.GetParamObject(1, functionObject);
if (!functionObject.IsFunction())
return;
functionObject.Protect();
Real duration;
duration = 0.0;
if (ioParms.CountParams() >= 2) {
if (ioParms.IsNumberParam(2)) {
if (!ioParms.GetRealParam(2, &duration))
duration = 0.0;
} else {
// According to specification, if timeout is an object, call its toString() method if any.
// Then apply ToNumber() on the string to obtain duration.
XBOX::VJSObject timeOutObject(context);
if (ioParms.GetParamObject(2, timeOutObject)) {
timeOutObject.SetContext(context);
if (timeOutObject.HasProperty("toString")) {
XBOX::VJSObject toStringObject = timeOutObject.GetPropertyAsObject("toString");
if (toStringObject.IsFunction()) {
std::vector<XBOX::VJSValue> values;
XBOX::VJSValue string(context);
toStringObject.SetContext(context);
timeOutObject.CallFunction(toStringObject, &values, &string, NULL);
if (string.IsString()) {
// If Number() is called as a function (and not as a constructor), it acts as ToNumber().
// See section 15.7.1 of ECMA-262 specification.
XBOX::VJSObject toNumberObject = context.GetGlobalObject().GetPropertyAsObject("Number");
if (toNumberObject.IsFunction()) {
XBOX::VJSValue number(context);
values.clear();
values.push_back(string);
toNumberObject.SetContext(context);
context.GetGlobalObject().CallFunction(toNumberObject, &values, &number, NULL);
if (number.IsNumber() && !number.GetReal(&duration))
duration = 0.0;
}
}
}
}
}
}
// (value != value) is true if value is a NaN.
if (duration < 0.0 || duration > XBOX::kMAX_Real || duration != duration)
duration = 0.0;
}
std::vector<XBOX::VJSValue> *arguments;
arguments = new std::vector<XBOX::VJSValue>;
for (sLONG i = 3; i <= ioParms.CountParams(); i++)
arguments->push_back(ioParms.GetParamValue(i));
sLONG period, id;
VJSTimer *timer;
period = (sLONG) duration;
if (inIsInterval) {
if (period < VJSTimer::kMinimumInterval)
period = VJSTimer::kMinimumInterval;
} else {
if (period < VJSTimer::kMinimumTimeout)
period = VJSTimer::kMinimumTimeout;
}
timer = new VJSTimer(functionObject, inIsInterval ? period : VJSTimer::kTimeOut);
if ((id = inWorker->GetTimerContext()->InsertTimer(timer)) < 0) {
// Too many timers (should never happen). Silently ignore.
// Returned ID (-1) isn't valid and a clear on it, will do nothing.
timer->Release();
delete arguments;
} else {
XBOX::VTime triggerTime;
triggerTime.FromSystemTime();
triggerTime.AddMilliseconds(period);
inWorker->QueueEvent(VJSTimerEvent::Create(timer, triggerTime, arguments));
}
ioParms.ReturnNumber(id);
}
