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);
}
void VJSStream::_PutBinary (VJSParms_callStaticFunction &ioParms, XBOX::VStream *inStream)
{
xbox_assert(inStream != NULL);
XBOX::VJSObject binaryObject(ioParms.GetContext());
if (!ioParms.GetParamObject(1, binaryObject)) {
XBOX::vThrowError(XBOX::VE_JVSC_WRONG_PARAMETER, "1");
return;
}
bool isBuffer;
VJSBufferObject *buffer;
VJSDataSlice *dataSlice;
const void *data;
VSize size;
if (binaryObject.IsOfClass(VJSBufferClass::Class())) {
isBuffer = true;
buffer = binaryObject.GetPrivateData<VJSBufferClass>();
xbox_assert(buffer != NULL);
buffer->Retain();
data = buffer->GetDataPtr();
size = buffer->GetDataSize();
} else if (binaryObject.IsOfClass(VJSBlob::Class())) {
VJSBlobValue *blob;
isBuffer = false;
blob = binaryObject.GetPrivateData<VJSBlob>();
xbox_assert(blob != NULL);
dataSlice = blob->RetainDataSlice();
xbox_assert(dataSlice != NULL);
data = dataSlice->GetDataPtr();
size = dataSlice->GetDataSize();
} else {
XBOX::vThrowError(XBOX::VE_JVSC_WRONG_PARAMETER, "1");
return;
}
bool isOk;
sLONG index, length;
isOk = true;
if (ioParms.CountParams() >= 2) {
if (!ioParms.GetLongParam(2, &index)) {
XBOX::vThrowError(XBOX::VE_JVSC_WRONG_PARAMETER_TYPE_NUMBER, "2");
isOk = false;
}
} else
index = 0;
if (isOk && ioParms.CountParams() >= 3) {
if (!ioParms.GetLongParam(3, &length)) {
XBOX::vThrowError(XBOX::VE_JVSC_WRONG_PARAMETER_TYPE_NUMBER, "3");
isOk = false;
}
} else {
length = (sLONG) size;
if (index > 0)
length -= index;
}
// Silently ignore if out of bound.
if (isOk && index >= 0 && length > 0 && index + length <= size) {
XBOX::VError error;
if ((error = inStream->PutData((uBYTE *) data + index, length)) != XBOX::VE_OK)
XBOX::vThrowError(error);
}
if (isBuffer)
buffer->Release();
else
dataSlice->Release();
}
void VJSRequireClass::_evaluate (VJSParms_callStaticFunction &ioParms, void *)
{
XBOX::VJSContext context(ioParms.GetContext());
XBOX::VString fullPath;
XBOX::VJSObject exportsObject(context), moduleObject(context);
if (!ioParms.GetStringParam(1, fullPath)) {
XBOX::vThrowError(XBOX::VE_JVSC_WRONG_PARAMETER_TYPE_STRING, "1");
return;
}
if (!ioParms.GetParamObject(2, exportsObject)) {
XBOX::vThrowError(XBOX::VE_JVSC_WRONG_PARAMETER_TYPE_OBJECT, "2");
return;
}
if (!ioParms.GetParamObject(3, moduleObject)) {
XBOX::vThrowError(XBOX::VE_JVSC_WRONG_PARAMETER_TYPE_OBJECT, "3");
return;
}
XBOX::VError error;
XBOX::VURL url;
XBOX::VString script;
if ((error = VJSModuleState::LoadScript(fullPath, &url, &script)) != XBOX::VE_OK) {
if (error == XBOX::VE_JVSC_SCRIPT_NOT_FOUND) {
// Should not happen as require() does already check for existence.
XBOX::vThrowError(XBOX::VE_JVSC_SCRIPT_NOT_FOUND, fullPath);
} else
XBOX::vThrowError(error);
} else {
XBOX::VFilePath path(fullPath, FPS_POSIX);
XBOX::VFile *file;
if ((file = new XBOX::VFile(path)) == NULL) {
XBOX::vThrowError(XBOX::VE_MEMORY_FULL);
} else {
context.GetGlobalObjectPrivateInstance()->RegisterIncludedFile(file);
XBOX::VString functionScript;
XBOX::VJSValue functionResult(context);
XBOX::JS4D::ExceptionRef exception;
// Make a function of the module script, then call it.
functionScript.AppendString("(function (exports, module) {");
functionScript.AppendString(script);
functionScript.AppendString("})");
if (!context.EvaluateScript(functionScript, &url, &functionResult, &exception)) {
ioParms.SetException(exception); // Syntax error.
} else {
xbox_assert(functionResult.IsFunction());
XBOX::VJSObject functionObject(context);
std::vector<XBOX::VJSValue> arguments;
XBOX::VJSValue result(context);
functionObject.SetObjectRef((XBOX::JS4D::ObjectRef) functionResult.GetValueRef());
arguments.push_back(exportsObject);
arguments.push_back(moduleObject);
if (!context.GetGlobalObject().CallFunction(functionObject, &arguments, &result, &exception, &path))
ioParms.SetException(exception);
else
ioParms.ReturnValue(result);
}
XBOX::ReleaseRefCountable<XBOX::VFile>(&file);
}
}
}