static PassRefPtr<IDBKey> createIDBKeyFromValue(v8::Handle<v8::Value> value, Vector<v8::Handle<v8::Array> >& stack, v8::Isolate* isolate)
{
if (value->IsNumber() && !std::isnan(value->NumberValue()))
return IDBKey::createNumber(value->NumberValue());
if (value->IsString())
return IDBKey::createString(toCoreString(value.As<v8::String>()));
if (value->IsDate() && !std::isnan(value->NumberValue()))
return IDBKey::createDate(value->NumberValue());
if (value->IsArray()) {
v8::Handle<v8::Array> array = v8::Handle<v8::Array>::Cast(value);
if (stack.contains(array))
return 0;
if (stack.size() >= maximumDepth)
return 0;
stack.append(array);
IDBKey::KeyArray subkeys;
uint32_t length = array->Length();
for (uint32_t i = 0; i < length; ++i) {
v8::Local<v8::Value> item = array->Get(v8::Int32::New(i, isolate));
RefPtr<IDBKey> subkey = createIDBKeyFromValue(item, stack, isolate);
if (!subkey)
subkeys.append(IDBKey::createInvalid());
else
subkeys.append(subkey);
}
stack.removeLast();
return IDBKey::createArray(subkeys);
}
return 0;
}
PassRefPtr<IDBKey> createIDBKeyFromValue(v8::Handle<v8::Value> value)
{
if (value->IsNull())
return IDBKey::createNull();
if (value->IsNumber())
return IDBKey::createNumber(value->NumberValue());
if (value->IsString())
return IDBKey::createString(v8ValueToWebCoreString(value));
if (value->IsDate())
return IDBKey::createDate(value->NumberValue());
return 0; // Signals type error.
}
jobject NewDate(JNIEnv *pEnv, v8::Handle<v8::Date> date)
{
static jclass cls = reinterpret_cast<jclass>(pEnv->NewGlobalRef(pEnv->FindClass("java/lang/Double")));
static jmethodID cid = pEnv->GetMethodID(cls, "<init>", "(J)V");
jlong value = floor(date->NumberValue());
return pEnv->NewObject(cls, cid, value);
}
jobject TypeConverter::jsDateToJavaDate(v8::Handle<v8::Date> jsDate)
{
JNIEnv *env = JNIScope::getEnv();
if (env == NULL) {
return NULL;
}
return env->NewObject(JNIUtil::dateClass, JNIUtil::dateInitMethod, (jlong) jsDate->NumberValue());
}
inline bool operator()( v8::Handle<v8::Value> const & h ) const
{
if( h.IsEmpty() || ! h->IsNumber() ) return false;
else
{
double const dv( h->NumberValue() );
return (dv >= std::numeric_limits<NumT>::min())
&& (dv <= std::numeric_limits<NumT>::max());
}
}
static PassRefPtr<JSONValue> v8ToJSONValue(v8::Handle<v8::Value> value, int maxDepth, v8::Isolate* isolate)
{
if (value.IsEmpty()) {
ASSERT_NOT_REACHED();
return 0;
}
if (!maxDepth)
return 0;
maxDepth--;
if (value->IsNull() || value->IsUndefined())
return JSONValue::null();
if (value->IsBoolean())
return JSONBasicValue::create(value->BooleanValue());
if (value->IsNumber())
return JSONBasicValue::create(value->NumberValue());
if (value->IsString())
return JSONString::create(toCoreString(value.As<v8::String>()));
if (value->IsArray()) {
v8::Handle<v8::Array> array = v8::Handle<v8::Array>::Cast(value);
RefPtr<JSONArray> inspectorArray = JSONArray::create();
uint32_t length = array->Length();
for (uint32_t i = 0; i < length; i++) {
v8::Local<v8::Value> value = array->Get(v8::Int32::New(isolate, i));
RefPtr<JSONValue> element = v8ToJSONValue(value, maxDepth, isolate);
if (!element)
return 0;
inspectorArray->pushValue(element);
}
return inspectorArray;
}
if (value->IsObject()) {
RefPtr<JSONObject> jsonObject = JSONObject::create();
v8::Handle<v8::Object> object = v8::Handle<v8::Object>::Cast(value);
v8::Local<v8::Array> propertyNames = object->GetPropertyNames();
uint32_t length = propertyNames->Length();
for (uint32_t i = 0; i < length; i++) {
v8::Local<v8::Value> name = propertyNames->Get(v8::Int32::New(isolate, i));
// FIXME(yurys): v8::Object should support GetOwnPropertyNames
if (name->IsString() && !object->HasRealNamedProperty(v8::Handle<v8::String>::Cast(name)))
continue;
RefPtr<JSONValue> propertyValue = v8ToJSONValue(object->Get(name), maxDepth, isolate);
if (!propertyValue)
return 0;
V8TRYCATCH_FOR_V8STRINGRESOURCE_RETURN(V8StringResource<WithNullCheck>, nameString, name, 0);
jsonObject->setValue(nameString, propertyValue);
}
return jsonObject;
}
ASSERT_NOT_REACHED();
return 0;
}
static PassRefPtr<InspectorValue> v8ToInspectorValue(v8::Handle<v8::Value> value, int maxDepth)
{
if (value.IsEmpty()) {
ASSERT_NOT_REACHED();
return 0;
}
if (!maxDepth)
return 0;
maxDepth--;
if (value->IsNull() || value->IsUndefined())
return InspectorValue::null();
if (value->IsBoolean())
return InspectorBasicValue::create(value->BooleanValue());
if (value->IsNumber())
return InspectorBasicValue::create(value->NumberValue());
if (value->IsString())
return InspectorString::create(toWebCoreString(value));
if (value->IsArray()) {
v8::Handle<v8::Array> array = v8::Handle<v8::Array>::Cast(value);
RefPtr<InspectorArray> inspectorArray = InspectorArray::create();
uint32_t length = array->Length();
for (uint32_t i = 0; i < length; i++) {
v8::Local<v8::Value> value = array->Get(v8::Int32::New(i));
RefPtr<InspectorValue> element = v8ToInspectorValue(value, maxDepth);
if (!element)
return 0;
inspectorArray->pushValue(element);
}
return inspectorArray;
}
if (value->IsObject()) {
RefPtr<InspectorObject> inspectorObject = InspectorObject::create();
v8::Handle<v8::Object> object = v8::Handle<v8::Object>::Cast(value);
v8::Local<v8::Array> propertyNames = object->GetPropertyNames();
uint32_t length = propertyNames->Length();
for (uint32_t i = 0; i < length; i++) {
v8::Local<v8::Value> name = propertyNames->Get(v8::Int32::New(i));
// FIXME(yurys): v8::Object should support GetOwnPropertyNames
if (name->IsString() && !object->HasRealNamedProperty(v8::Handle<v8::String>::Cast(name)))
continue;
RefPtr<InspectorValue> propertyValue = v8ToInspectorValue(object->Get(name), maxDepth);
if (!propertyValue)
return 0;
inspectorObject->setValue(toWebCoreStringWithNullCheck(name), propertyValue);
}
return inspectorObject;
}
ASSERT_NOT_REACHED();
return 0;
}
jobject wrapJSObject(JNIEnv *pEnv, v8::Handle<v8::Value> value)
{
v8::HandleScope handle_scope;
if (value.IsEmpty() || value->IsNull() || value->IsUndefined()) return NULL;
if (value->IsTrue()) return NewBoolean(pEnv, JNI_TRUE);
if (value->IsFalse()) return NewBoolean(pEnv, JNI_FALSE);
if (value->IsInt32()) return NewInt(pEnv, value->Int32Value());
if (value->IsUint32()) return NewLong(pEnv, value->IntegerValue());
if (value->IsString()) return NewString(pEnv, v8::Handle<v8::String>::Cast(value));
if (value->IsDate()) return NewDate(pEnv, v8::Handle<v8::Date>::Cast(value));
if (value->IsNumber()) return NewDouble(pEnv, value->NumberValue());
// return wrap(value->ToObject());
return NULL;
}
static bool FillShapeValueNumber (TRI_shaper_t* shaper, TRI_shape_value_t* dst, v8::Handle<v8::NumberObject> json) {
TRI_shape_number_t* ptr;
dst->_type = TRI_SHAPE_NUMBER;
dst->_sid = shaper->_sidNumber;
dst->_fixedSized = true;
dst->_size = sizeof(TRI_shape_number_t);
dst->_value = (char*)(ptr = (TRI_shape_number_t*) TRI_Allocate(shaper->_memoryZone, dst->_size, true));
if (dst->_value == NULL) {
return false;
}
*ptr = json->NumberValue();
return true;
}
uint64 TNodeJsUtil::GetTmMSecs(v8::Handle<v8::Value>& Value) {
v8::Isolate* Isolate = v8::Isolate::GetCurrent();
v8::HandleScope HandleScope(Isolate);
if (Value->IsDate()) {
v8::Local<v8::Date> Date = v8::Handle<v8::Date>::Cast(Value);
return GetTmMSecs(Date);
}
else if (Value->IsString()) {
v8::String::Utf8Value Utf8(Value);
TTm Tm = TTm::GetTmFromWebLogDateTimeStr(TStr(*Utf8), '-', ':', '.', 'T');
return TTm::GetMSecsFromTm(Tm);
}
else {
EAssertR(Value->IsNumber(), "Date is not in a representation of a string, date or number!");
return GetCppTimestamp(int64(Value->NumberValue()));
}
}
QJsonValue QV8JsonWrapper::toJsonValue(v8::Handle<v8::Value> value,
V8ObjectSet &visitedObjects)
{
if (value->IsString())
return QJsonValue(QJSConverter::toString(value.As<v8::String>()));
else if (value->IsNumber())
return QJsonValue(value->NumberValue());
else if (value->IsBoolean())
return QJsonValue(value->BooleanValue());
else if (value->IsArray())
return toJsonArray(value.As<v8::Array>(), visitedObjects);
else if (value->IsObject())
return toJsonObject(value.As<v8::Object>(), visitedObjects);
else if (value->IsNull())
return QJsonValue(QJsonValue::Null);
else
return QJsonValue(QJsonValue::Undefined);
}
static int FillShapeValueNumber (VocShaper* shaper,
TRI_shape_value_t* dst,
v8::Handle<v8::NumberObject> const json) {
TRI_shape_number_t* ptr;
dst->_type = TRI_SHAPE_NUMBER;
dst->_sid = BasicShapes::TRI_SHAPE_SID_NUMBER;
dst->_fixedSized = true;
dst->_size = sizeof(TRI_shape_number_t);
dst->_value = (char*) (ptr = (TRI_shape_number_t*) TRI_Allocate(shaper->memoryZone(), dst->_size, false));
if (dst->_value == nullptr) {
return TRI_ERROR_OUT_OF_MEMORY;
}
*ptr = json->NumberValue();
return TRI_ERROR_NO_ERROR;
}
static Value v8ValueToValue(v8::Handle<v8::Value> v8Value)
{
v8::HandleScope scope;
if (v8Value->IsArray()) {
List<Value> value;
const v8::Handle<v8::Array> v8Array = v8::Handle<v8::Array>::Cast(v8Value);
const uint32_t size = v8Array->Length();
for (uint32_t i = 0; i < size; ++i) {
if (v8Array->Has(i))
value.append(v8ValueToValue(v8Array->Get(i)));
else
value.append(Value());
}
return Value(value);
} else if (v8Value->IsObject()) {
Map<String, Value> value;
const v8::Handle<v8::Object> v8Object = v8Value->ToObject();
const v8::Handle<v8::Array> props = v8Object->GetPropertyNames();
const uint32_t size = props->Length();
for (uint32_t i = 0; i < size; ++i) {
assert(props->Has(i));
const v8::Handle<v8::Value> name = props->Get(i);
value[String(*v8::String::Utf8Value(name))] = v8ValueToValue(v8Object->Get(name));
}
return Value(value);
} else if (v8Value->IsBoolean()) {
return Value(v8Value->BooleanValue());
} else if (v8Value->IsInt32() || v8Value->IsUint32()) {
return Value(v8Value->Int32Value());
} else if (v8Value->IsNumber()) {
return Value(v8Value->NumberValue());
} else if (v8Value->IsString()) {
return Value(String(*v8::String::Utf8Value(v8Value)));
} else {
error() << "Unexpected v8 value type in JSONParser";
}
// undefined or null?
return Value();
}
void ArrayType::DoubleSet(ArrayType *arr, JNIEnv *jniEnv, jobject ob, uint32_t index, v8::Handle<v8::Value> elt) {
jniEnv->CallVoidMethod(ob, arr->setElement, index, (jdouble)elt->NumberValue());
}
uint64 TNodeJsUtil::GetTmMSecs(v8::Handle<v8::Date>& Date) {
return GetCppTimestamp(int64(Date->NumberValue()));
}
double toWebCoreDate(v8::Handle<v8::Value> object)
{
return (object->IsDate() || object->IsNumber()) ? object->NumberValue() : std::numeric_limits<double>::quiet_NaN();
}
inline double Num(v8::Handle<v8::Value> hdl) {
return hdl->NumberValue();
}
/**
* Cast an ecmascript value to a PHP runtime value
*
* @note The value cannot be const, as retrieving properties
* from arrays and objects cannot be done on const values
*
* @param input the value to cast
* @return Php::Value
*/
Php::Value value(v8::Handle<v8::Value> input)
{
// if we received an invalid input we simply return an empty PHP value
if (input.IsEmpty()) return nullptr;
// as is typical in javascript, a value can be of many types
// check the type of value that we have received so we can cast
if (input->IsBoolean()) return input->BooleanValue();
if (input->IsBooleanObject()) return input->BooleanValue();
if (input->IsInt32()) return input->Int32Value();
if (input->IsNumber()) return input->NumberValue();
if (input->IsNumberObject()) return input->NumberValue();
if (input->IsNull()) return nullptr;
if (input->IsUndefined()) return nullptr;
// special treatment for string-like types
// TODO: javascript dates might possibly be cast to a DateTime object
if (input->IsString() || input->IsStringObject() || input->IsRegExp())
{
// create the utf8 value (the only way to retrieve the content)
v8::String::Utf8Value utf8(input->ToString());
// and create the value to return
return {*utf8, utf8.length()};
}
// it could be callable too
if (input->IsFunction())
{
// create the function as a pointer that can be captured
auto function = std::make_shared<Stack<v8::Function>>(input.As<v8::Function>());
// the result to return
Php::Function result([function](Php::Parameters ¶ms) {
// create a "scope", so variables get destructed, retrieve the context and "enter" it
v8::HandleScope scope(Isolate::get());
v8::Local<v8::Context> context((*function)->CreationContext());
v8::Context::Scope contextScope(context);
// catch any errors that occur while either compiling or running the script
v8::TryCatch catcher;
// create a new array with parameters
std::vector<v8::Local<v8::Value>> array;
array.reserve(params.size());
// iterate over all the given parameters and add them to the arrau
for (auto ¶m: params) array.push_back(value(param));
// now we can actually call the function
v8::Local<v8::Value> result((*function)->Call(context->Global(), array.size(), array.data()));
// did we catch an exception?
if (catcher.HasCaught())
{
// retrieve the message describing the problem
v8::Local<v8::Message> message(catcher.Message());
v8::Local<v8::String> description(message->Get());
// convert the description to utf so we can dump it
v8::String::Utf8Value string(description);
// pass this exception on to PHP userspace
throw Php::Exception(std::string(*string, string.length()));
}
// convert the result to a PHP value and return it
return value(result);
});
// now return the result
return result;
}
// or perhaps an object
if (input->IsObject())
{
// retrieve the object and the first internal field
auto object = input.As<v8::Object>();
// does the object have internal fields?
if (object->InternalFieldCount())
{
// retrieve the field
auto field = object->GetInternalField(0);
// does it have an internal field and is it external? we are converting back
// an original PHP object, just retrieve the original thing that came from PHP
if (!field.IsEmpty() && field->IsExternal())
{
// the PHP value is stored in the first internal field,
// retrieve it and create the handle around it
Handle handle(field);
// dereference and return it
return *handle;
}
}
// create a new js object and convert it to userspace
return Php::Object("JS\\Object", new JSObject(object));
}
// we sadly don't support this type of value
return nullptr;
}
jlong TypeConverter::jsDateToJavaLong(v8::Handle<v8::Date> jsDate)
{
return (jlong) jsDate->NumberValue();
}
static double apply(v8::Handle<v8::Value> const& value)
{
return value->NumberValue();
}
jobject TypeConverter::jsDateToJavaDate(JNIEnv *env, v8::Handle<v8::Date> jsDate)
{
return env->NewObject(JNIUtil::dateClass, JNIUtil::dateInitMethod, (jlong) jsDate->NumberValue());
}
void QV8Worker::serialize(QByteArray &data, v8::Handle<v8::Value> v, QV8Engine *engine)
{
if (v.IsEmpty()) {
} else if (v->IsUndefined()) {
push(data, valueheader(WorkerUndefined));
} else if (v->IsNull()) {
push(data, valueheader(WorkerNull));
} else if (v->IsTrue()) {
push(data, valueheader(WorkerTrue));
} else if (v->IsFalse()) {
push(data, valueheader(WorkerFalse));
} else if (v->IsString()) {
v8::Handle<v8::String> string = v->ToString();
int length = string->Length() + 1;
if (length > 0xFFFFFF) {
push(data, valueheader(WorkerUndefined));
return;
}
int utf16size = ALIGN(length * sizeof(uint16_t));
reserve(data, utf16size + sizeof(quint32));
push(data, valueheader(WorkerString, length));
int offset = data.size();
data.resize(data.size() + utf16size);
char *buffer = data.data() + offset;
string->Write((uint16_t*)buffer);
} else if (v->IsFunction()) {
// XXX TODO: Implement passing function objects between the main and
// worker scripts
push(data, valueheader(WorkerUndefined));
} else if (v->IsArray()) {
v8::Handle<v8::Array> array = v8::Handle<v8::Array>::Cast(v);
uint32_t length = array->Length();
if (length > 0xFFFFFF) {
push(data, valueheader(WorkerUndefined));
return;
}
reserve(data, sizeof(quint32) + length * sizeof(quint32));
push(data, valueheader(WorkerArray, length));
for (uint32_t ii = 0; ii < length; ++ii)
serialize(data, array->Get(ii), engine);
} else if (v->IsInt32()) {
reserve(data, 2 * sizeof(quint32));
push(data, valueheader(WorkerInt32));
push(data, (quint32)v->Int32Value());
} else if (v->IsUint32()) {
reserve(data, 2 * sizeof(quint32));
push(data, valueheader(WorkerUint32));
push(data, v->Uint32Value());
} else if (v->IsNumber()) {
reserve(data, sizeof(quint32) + sizeof(double));
push(data, valueheader(WorkerNumber));
push(data, v->NumberValue());
} else if (v->IsDate()) {
reserve(data, sizeof(quint32) + sizeof(double));
push(data, valueheader(WorkerDate));
push(data, v8::Handle<v8::Date>::Cast(v)->NumberValue());
} else if (v->IsRegExp()) {
v8::Handle<v8::RegExp> regexp = v8::Handle<v8::RegExp>::Cast(v);
quint32 flags = regexp->GetFlags();
v8::Local<v8::String> source = regexp->GetSource();
int length = source->Length() + 1;
if (length > 0xFFFFFF) {
push(data, valueheader(WorkerUndefined));
return;
}
int utf16size = ALIGN(length * sizeof(uint16_t));
reserve(data, sizeof(quint32) + utf16size);
push(data, valueheader(WorkerRegexp, flags));
push(data, (quint32)length);
int offset = data.size();
data.resize(data.size() + utf16size);
char *buffer = data.data() + offset;
source->Write((uint16_t*)buffer);
} else if (v->IsObject() && !v->ToObject()->GetExternalResource()) {
v8::Handle<v8::Object> object = v->ToObject();
v8::Local<v8::Array> properties = engine->getOwnPropertyNames(object);
quint32 length = properties->Length();
if (length > 0xFFFFFF) {
push(data, valueheader(WorkerUndefined));
return;
}
push(data, valueheader(WorkerObject, length));
v8::TryCatch tc;
for (quint32 ii = 0; ii < length; ++ii) {
v8::Local<v8::String> str = properties->Get(ii)->ToString();
serialize(data, str, engine);
v8::Local<v8::Value> val = object->Get(str);
if (tc.HasCaught()) {
serialize(data, v8::Undefined(), engine);
tc.Reset();
} else {
serialize(data, val, engine);
}
}
} else if (engine->isQObject(v)) {
// XXX TODO: Generalize passing objects between the main thread and worker scripts so
// that others can trivially plug in their elements.
QDeclarativeListModel *lm = qobject_cast<QDeclarativeListModel *>(engine->toQObject(v));
if (lm && lm->agent()) {
QDeclarativeListModelWorkerAgent *agent = lm->agent();
agent->addref();
push(data, valueheader(WorkerListModel));
push(data, (void *)agent);
return;
}
// No other QObject's are allowed to be sent
push(data, valueheader(WorkerUndefined));
} else {
push(data, valueheader(WorkerUndefined));
}
}
