result_t util_base::last(v8::Local<v8::Value> v, v8::Local<v8::Value> &retVal)
{
Isolate* isolate = Isolate::current();
if (v->IsUndefined() || v->IsNull())
{
retVal = v8::Undefined(isolate->m_isolate);
return 0;
}
if (!v->IsArray())
return CHECK_ERROR(CALL_E_TYPEMISMATCH);
v8::Local<v8::Array> arr = v8::Local<v8::Array>::Cast(v);
int32_t len = arr->Length();
if (len == 0)
{
retVal = v8::Undefined(isolate->m_isolate);
return 0;
}
retVal = arr->Get(len - 1);
return 0;
}
void V8Window::openerAttributeSetterCustom(v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<void>& info)
{
LocalDOMWindow* impl = V8Window::toNative(info.Holder());
ExceptionState exceptionState(ExceptionState::SetterContext, "opener", "Window", info.Holder(), info.GetIsolate());
if (!BindingSecurity::shouldAllowAccessToFrame(info.GetIsolate(), impl->frame(), exceptionState)) {
exceptionState.throwIfNeeded();
return;
}
// Opener can be shadowed if it is in the same domain.
// Have a special handling of null value to behave
// like Firefox. See bug http://b/1224887 & http://b/791706.
if (value->IsNull()) {
// impl->frame() cannot be null,
// otherwise, SameOrigin check would have failed.
ASSERT(impl->frame());
impl->frame()->loader().setOpener(0);
}
// Delete the accessor from this object.
info.Holder()->Delete(v8AtomicString(info.GetIsolate(), "opener"));
// Put property on the front (this) object.
if (info.This()->IsObject())
v8::Handle<v8::Object>::Cast(info.This())->Set(v8AtomicString(info.GetIsolate(), "opener"), value);
}
Dictionary::Dictionary(v8::Isolate* isolate,
v8::Local<v8::Value> dictionaryObject,
ExceptionState& exceptionState)
: m_isolate(isolate) {
DCHECK(isolate);
// https://heycam.github.io/webidl/#es-dictionary
// Type of an ECMAScript value must be Undefined, Null or Object.
if (dictionaryObject.IsEmpty() || dictionaryObject->IsUndefined()) {
m_valueType = ValueType::Undefined;
return;
}
if (dictionaryObject->IsNull()) {
m_valueType = ValueType::Null;
return;
}
if (dictionaryObject->IsObject()) {
m_valueType = ValueType::Object;
m_dictionaryObject = dictionaryObject.As<v8::Object>();
return;
}
exceptionState.throwTypeError(
"The dictionary provided is neither undefined, null nor an Object.");
}
void convertV8ObjectToNPVariant(v8::Local<v8::Value> object, NPObject* owner, NPVariant* result)
{
VOID_TO_NPVARIANT(*result);
// It is really the caller's responsibility to deal with the empty handle case because there could be different actions to
// take in different contexts.
ASSERT(!object.IsEmpty());
if (object.IsEmpty())
return;
if (object->IsInt32())
INT32_TO_NPVARIANT(object->NumberValue(), *result);
else if (object->IsNumber())
DOUBLE_TO_NPVARIANT(object->NumberValue(), *result);
else if (object->IsBoolean())
BOOLEAN_TO_NPVARIANT(object->BooleanValue(), *result);
else if (object->IsNull())
NULL_TO_NPVARIANT(*result);
else if (object->IsUndefined())
VOID_TO_NPVARIANT(*result);
else if (object->IsString()) {
v8::String::Utf8Value utf8(object);
char* utf8_chars = strdup(*utf8);
STRINGN_TO_NPVARIANT(utf8_chars, utf8.length(), *result);
} else if (object->IsObject()) {
WebCore::DOMWindow* window = WebCore::V8Proxy::retrieveWindow(WebCore::V8Proxy::currentContext());
NPObject* npobject = npCreateV8ScriptObject(0, v8::Handle<v8::Object>::Cast(object), window);
if (npobject)
_NPN_RegisterObject(npobject, owner);
OBJECT_TO_NPVARIANT(npobject, *result);
}
}
result_t util_base::isEmpty(v8::Local<v8::Value> v, bool& retVal)
{
if (v->IsNull()) {
retVal = true;
return 0;
}
if (v->IsString()) {
retVal = v8::Local<v8::String>::Cast(v)->Length() == 0;
return 0;
}
if (v->IsStringObject()) {
retVal = v8::Local<v8::StringObject>::Cast(v)->ValueOf()->Length() == 0;
return 0;
}
if (v->IsArray()) {
retVal = v8::Local<v8::Array>::Cast(v)->Length() == 0;
return 0;
}
if (v->IsObject()) {
retVal = v->ToObject()->GetOwnPropertyNames()->Length() == 0;
return 0;
}
retVal = true;
return 0;
}
result_t util_base::last(v8::Local<v8::Value> v, int32_t n, v8::Local<v8::Value> &retVal)
{
Isolate* isolate = Isolate::current();
if (v->IsUndefined() || v->IsNull() || n <= 0)
{
retVal = v8::Array::New(isolate->m_isolate);
return 0;
}
if (!v->IsArray())
return CHECK_ERROR(CALL_E_TYPEMISMATCH);
v8::Local<v8::Array> arr = v8::Local<v8::Array>::Cast(v);
int32_t len = arr->Length();
int32_t i;
if (n > len)
n = len;
v8::Local<v8::Array> arr1 = v8::Array::New(isolate->m_isolate);
for (i = 0; i < n; i ++)
arr1->Set(i, arr->Get(len - n + i));
retVal = arr1;
return 0;
}
void V8Window::openerAttributeSetterCustom(
v8::Local<v8::Value> value,
const v8::PropertyCallbackInfo<void>& info) {
v8::Isolate* isolate = info.GetIsolate();
DOMWindow* impl = V8Window::toImpl(info.Holder());
ExceptionState exceptionState(ExceptionState::SetterContext, "opener",
"Window", info.Holder(), isolate);
if (!BindingSecurity::shouldAllowAccessTo(currentDOMWindow(info.GetIsolate()),
impl, exceptionState)) {
return;
}
// Opener can be shadowed if it is in the same domain.
// Have a special handling of null value to behave
// like Firefox. See bug http://b/1224887 & http://b/791706.
if (value->IsNull()) {
// impl->frame() has to be a non-null LocalFrame. Otherwise, the
// same-origin check would have failed.
ASSERT(impl->frame());
toLocalFrame(impl->frame())->loader().setOpener(0);
}
// Delete the accessor from the inner object.
info.Holder()->Delete(isolate->GetCurrentContext(),
v8AtomicString(isolate, "opener"));
// Put property on the inner object.
if (info.Holder()->IsObject()) {
v8::Maybe<bool> unused =
v8::Local<v8::Object>::Cast(info.Holder())
->Set(isolate->GetCurrentContext(),
v8AtomicString(isolate, "opener"), value);
ALLOW_UNUSED_LOCAL(unused);
}
}
jobject TypeConverter::jsValueToJavaError(JNIEnv *env, v8::Local<v8::Value> jsValue, bool* isNew)
{
if (jsValue->IsObject()) {
v8::Handle<v8::Object> jsObject = jsValue->ToObject();
// If it's a java object, we just return null for now.
if (!JavaObject::isJavaObject(jsObject)) {
Handle<String> stackString = String::New("stack"), messageString = String::New("message");
if (jsObject->HasOwnProperty(stackString) || jsObject->HasOwnProperty(messageString)) {
bool keyIsNew, valueIsNew;
*isNew = true;
v8::Local<v8::Value> jsObjectMessageProperty = jsObject->GetRealNamedProperty(messageString);
v8::Local<v8::Value> jsObjectStackProperty = jsObject->GetRealNamedProperty(stackString);
return env->NewObject(JNIUtil::krollExceptionClass, JNIUtil::krollExceptionInitMethod,
TypeConverter::jsValueToJavaString(env, jsObjectMessageProperty), TypeConverter::jsValueToJavaString(env, jsObjectStackProperty));
}
}
} else {
*isNew = true;
return env->NewObject(JNIUtil::krollExceptionClass, JNIUtil::krollExceptionInitMethod,
TypeConverter::jsValueToJavaString(env, jsValue), NULL);
}
if (!jsValue->IsNull() && !jsValue->IsUndefined()) {
LOGW(TAG, "jsValueToJavaObject returning null.");
}
return NULL;
}
void convertV8ObjectToNPVariant(v8::Local<v8::Value> object, NPObject* owner, NPVariant* result)
{
VOID_TO_NPVARIANT(*result);
// It is really the caller's responsibility to deal with the empty handle case because there could be different actions to
// take in different contexts.
ASSERT(!object.IsEmpty());
if (object.IsEmpty())
return;
if (object->IsNumber())
DOUBLE_TO_NPVARIANT(object->NumberValue(), *result);
else if (object->IsBoolean())
BOOLEAN_TO_NPVARIANT(object->BooleanValue(), *result);
else if (object->IsNull())
NULL_TO_NPVARIANT(*result);
else if (object->IsUndefined())
VOID_TO_NPVARIANT(*result);
else if (object->IsString()) {
v8::Handle<v8::String> str = object->ToString();
int length = str->Utf8Length() + 1;
char* utf8Chars = reinterpret_cast<char*>(malloc(length));
str->WriteUtf8(utf8Chars, length, 0, v8::String::HINT_MANY_WRITES_EXPECTED);
STRINGN_TO_NPVARIANT(utf8Chars, length-1, *result);
} else if (object->IsObject()) {
DOMWindow* window = V8Proxy::retrieveWindow(V8Proxy::currentContext());
NPObject* npobject = npCreateV8ScriptObject(0, v8::Handle<v8::Object>::Cast(object), window);
if (npobject)
_NPN_RegisterObject(npobject, owner);
OBJECT_TO_NPVARIANT(npobject, *result);
}
}
String16 toProtocolString(v8::Local<v8::String> value)
{
if (value.IsEmpty() || value->IsNull() || value->IsUndefined())
return String16();
std::unique_ptr<UChar[]> buffer(new UChar[value->Length()]);
value->Write(reinterpret_cast<uint16_t*>(buffer.get()), 0, value->Length());
return String16(buffer.get(), value->Length());
}
jobject v8ToJava(JNIEnv* env, v8::Local<v8::Value> arg) {
if(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::AsciiValue 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::String::AsciiValue constructorName(obj->GetConstructorName());
if(strcmp(*constructorName, "JavaObject") == 0) {
JavaObject* javaObject = node::ObjectWrap::Unwrap<JavaObject>(obj);
return javaObject->getObject();
}
}
// TODO: handle other arg types
v8::String::AsciiValue typeStr(arg);
printf("Unhandled type: %s\n", *typeStr);
return NULL;
}
result_t util_base::has(v8::Local<v8::Value> v, const char *key, bool &retVal)
{
if (v->IsUndefined() || v->IsNull())
{
retVal = false;
return 0;
}
if (!v->IsObject())
return CHECK_ERROR(CALL_E_TYPEMISMATCH);
v8::Local<v8::Object> obj = v->ToObject();
retVal = obj->HasOwnProperty(Isolate::current()->NewFromUtf8(key));
return 0;
}
result_t util_base::unique(v8::Local<v8::Value> v, bool sorted, v8::Local<v8::Array> &retVal)
{
Isolate* isolate = Isolate::current();
if (v->IsUndefined() || v->IsNull())
{
retVal = v8::Array::New(isolate->m_isolate);
return 0;
}
if (!v->IsArray())
return CHECK_ERROR(CALL_E_TYPEMISMATCH);
v8::Local<v8::Array> arr1 = v8::Array::New(isolate->m_isolate);
v8::Local<v8::Array> arr = v8::Local<v8::Array>::Cast(v);
int32_t len = arr->Length();
QuickArray<v8::Local<v8::Value> > vals;
int32_t i, j, n = 0;
vals.resize(len);
for (i = 0; i < len; i ++)
{
v8::Local<v8::Value> val = arr->Get(i);
for (j = i - 1; j >= 0; j --)
if (!vals[j].IsEmpty())
{
if (val->StrictEquals(vals[j]))
break;
if (sorted)
{
j = -1;
break;
}
}
if (j < 0)
vals[i] = val;
}
for (i = 0; i < len; i ++)
if (!vals[i].IsEmpty())
arr1->Set(n++, vals[i]);
retVal = arr1;
return 0;
}
v8::Local<v8::Object> Convert::getJsObjectOrNull(v8::Local<v8::Value> js)
{
if (js->IsNull())
{
Nan::EscapableHandleScope scope;
v8::Local<v8::Object> newobj = Nan::New<v8::Object>();
Utility::Set(newobj, "special_hack_null_object", true);
return scope.Escape(newobj);
}
else if (js->IsObject())
{
return Convert::getJsObject(js);
}
throw std::runtime_error("object or null");
}
void transferHiddenDependency(v8::Handle<v8::Object> object,
EventListener* oldValue,
v8::Local<v8::Value> newValue,
int cacheIndex)
{
if (oldValue) {
V8AbstractEventListener* oldListener = V8AbstractEventListener::cast(oldValue);
if (oldListener) {
v8::Local<v8::Object> oldListenerObject = oldListener->getExistingListenerObject();
if (!oldListenerObject.IsEmpty())
removeHiddenDependency(object, oldListenerObject, cacheIndex);
}
}
if (!newValue->IsNull() && !newValue->IsUndefined())
createHiddenDependency(object, newValue, cacheIndex);
}
result_t util_base::pick(v8::Local<v8::Value> v,
const v8::FunctionCallbackInfo<v8::Value> &args,
v8::Local<v8::Object> &retVal)
{
Isolate* isolate = Isolate::current();
if (v->IsUndefined() || v->IsNull())
{
retVal = v8::Object::New(isolate->m_isolate);
return 0;
}
if (!v->IsObject())
return CHECK_ERROR(CALL_E_TYPEMISMATCH);
v8::Local<v8::Object> obj = v->ToObject();
v8::Local<v8::Object> obj1 = v8::Object::New(isolate->m_isolate);
int32_t argc = args.Length();
int32_t i, j;
for (i = 1; i < argc; i ++)
{
if (args[i]->IsArray())
{
v8::Local<v8::Array> arr = v8::Local<v8::Array>::Cast(args[i]);
int32_t len = arr->Length();
for (j = 0; j < len; j ++)
{
v8::Local<v8::Value> k = arr->Get(j);
if (obj->Has(k))
obj1->Set(k, obj->Get(k));
}
}
else
{
v8::Local<v8::Value> k = args[i];
if (obj->Has(k))
obj1->Set(k, obj->Get(k));
}
}
retVal = obj1;
return 0;
}
void V8HTMLMediaElement::controllerAttributeSetterCustom(v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<void>& info)
{
MediaController* controller = 0;
if (!value->IsNull()) {
if (!V8MediaController::HasInstance(value, info.GetIsolate(), worldType(info.GetIsolate()))) {
throwTypeError("Value is not of type MediaController", info.GetIsolate());
return;
}
controller = V8MediaController::toNative(value->ToObject());
}
// 4.8.10.11.2 Media controllers: controller attribute.
// On setting, it must first remove the element's mediagroup attribute, if any,
HTMLMediaElement* imp = V8HTMLMediaElement::toNative(info.Holder());
imp->setMediaGroup(String());
// and then set the current media controller to the given value.
imp->setController(controller);
}
// 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;
}
result_t util_base::extend(v8::Local<v8::Value> v,
const v8::FunctionCallbackInfo<v8::Value> &args,
v8::Local<v8::Value> &retVal)
{
if (v->IsUndefined() || v->IsNull())
{
retVal = v;
return 0;
}
if (!v->IsObject())
return CHECK_ERROR(CALL_E_TYPEMISMATCH);
v8::Local<v8::Object> obj = v->ToObject();
int32_t argc = args.Length();
int32_t i, j;
for (i = 1; i < argc; i ++)
{
v8::Local<v8::Value> val = args[i];
if (val->IsUndefined() || val->IsNull())
continue;
if (!val->IsObject())
return CHECK_ERROR(CALL_E_TYPEMISMATCH);
v8::Local<v8::Object> obj1 = val->ToObject();
v8::Local<v8::Array> keys = obj1->GetPropertyNames();
int32_t len = keys->Length();
for (j = 0; j < len; j ++)
{
v8::Local<v8::Value> key = keys->Get(j);
obj->Set(key, obj1->Get(key));
}
}
retVal = obj;
return 0;
}
void ConvertV8ObjectToNPVariant(v8::Local<v8::Value> object, NPObject *owner,
NPVariant* result) {
VOID_TO_NPVARIANT(*result);
// It is really the caller's responsibility to deal with the empty handle
// case because there could be different actions to take in different
// contexts.
ASSERT(!object.IsEmpty());
if (object.IsEmpty()) return;
if (object->IsNumber()) {
DOUBLE_TO_NPVARIANT(object->NumberValue(), *result);
} else if (object->IsBoolean()) {
BOOLEAN_TO_NPVARIANT(object->BooleanValue(), *result);
} else if (object->IsNull()) {
NULL_TO_NPVARIANT(*result);
} else if (object->IsUndefined()) {
VOID_TO_NPVARIANT(*result);
} else if (object->IsString()) {
v8::Handle<v8::String> str = object->ToString();
uint16_t *buf = new uint16_t[str->Length()+1];
str->Write(buf);
std::string utf8 = WideToUTF8(reinterpret_cast<wchar_t*>(buf));
char* utf8_chars = strdup(utf8.c_str());
STRINGN_TO_NPVARIANT(utf8_chars, utf8.length(), *result);
delete[] buf;
} else if (object->IsObject()) {
WebCore::DOMWindow* window = WebCore::V8Proxy::retrieveWindow();
NPObject* npobject = NPN_CreateScriptObject(
0, v8::Handle<v8::Object>::Cast(object), window);
if (npobject) {
_NPN_RegisterObject(npobject, owner);
}
OBJECT_TO_NPVARIANT(npobject, *result);
}
}
jobject TypeConverter::jsObjectToJavaKrollDict(JNIEnv *env, v8::Local<v8::Value> jsValue, bool *isNew)
{
if (jsValue->IsObject())
{
v8::Handle<v8::Object> jsObject = jsValue->ToObject();
v8::Handle<v8::Array> objectKeys = jsObject->GetOwnPropertyNames();
int numKeys = objectKeys->Length();
*isNew = true;
jobject javaKrollDict = env->NewObject(JNIUtil::krollDictClass, JNIUtil::krollDictInitMethod, numKeys);
for (int i = 0; i < numKeys; i++) {
v8::Local<v8::Value> jsObjectPropertyKey = objectKeys->Get((uint32_t) i);
bool keyIsNew, valueIsNew;
jobject javaObjectPropertyKey = TypeConverter::jsValueToJavaObject(env, jsObjectPropertyKey, &keyIsNew);
v8::Local<v8::Value> jsObjectPropertyValue = jsObject->Get(jsObjectPropertyKey);
jobject javaObjectPropertyValue = TypeConverter::jsValueToJavaObject(env, jsObjectPropertyValue, &valueIsNew);
jobject result = env->CallObjectMethod(javaKrollDict,
JNIUtil::krollDictPutMethod,
javaObjectPropertyKey,
javaObjectPropertyValue);
env->DeleteLocalRef(result);
if (keyIsNew) {
env->DeleteLocalRef(javaObjectPropertyKey);
}
if (valueIsNew) {
env->DeleteLocalRef(javaObjectPropertyValue);
}
}
return javaKrollDict;
}
if (!jsValue->IsNull() && !jsValue->IsUndefined()) {
LOGW(TAG, "jsObjectToJavaKrollDict returning null.");
}
return NULL;
}
void V8Window::openerAttrSetterCustom(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<void>& info)
{
DOMWindow* imp = V8Window::toNative(info.Holder());
if (!BindingSecurity::shouldAllowAccessToFrame(imp->frame()))
return;
// Opener can be shadowed if it is in the same domain.
// Have a special handling of null value to behave
// like Firefox. See bug http://b/1224887 & http://b/791706.
if (value->IsNull()) {
// imp->frame() cannot be null,
// otherwise, SameOrigin check would have failed.
ASSERT(imp->frame());
imp->frame()->loader()->setOpener(0);
}
// Delete the accessor from this object.
info.Holder()->Delete(name);
// Put property on the front (this) object.
info.This()->Set(name, value);
}
result_t util_base::omit(v8::Local<v8::Value> v,
const v8::FunctionCallbackInfo<v8::Value> &args,
v8::Local<v8::Object> &retVal)
{
Isolate* isolate = Isolate::current();
if (v->IsUndefined() || v->IsNull())
{
retVal = v8::Object::New(isolate->m_isolate);
return 0;
}
if (!v->IsObject())
return CHECK_ERROR(CALL_E_TYPEMISMATCH);
v8::Local<v8::Object> obj = v->ToObject();
std::map<std::string, bool> _map;
int32_t argc = args.Length();
int32_t i, j;
result_t hr;
for (i = 1; i < argc; i ++)
{
if (args[i]->IsArray())
{
v8::Local<v8::Array> arr = v8::Local<v8::Array>::Cast(args[i]);
int32_t len = arr->Length();
for (j = 0; j < len; j ++)
{
std::string k;
hr = GetArgumentValue(arr->Get(j), k);
if (hr < 0)
return CHECK_ERROR(hr);
_map.insert(std::pair<std::string, bool>(k, true));
}
}
else
{
std::string k;
hr = GetArgumentValue(args[i], k);
if (hr < 0)
return CHECK_ERROR(hr);
_map.insert(std::pair<std::string, bool>(k, true));
}
}
v8::Local<v8::Array> keys = obj->GetPropertyNames();
int32_t len = keys->Length();
v8::Local<v8::Object> obj1 = v8::Object::New(isolate->m_isolate);
for (i = 0; i < len; i ++)
{
v8::Local<v8::Value> key = keys->Get(i);
if (_map.find(*v8::String::Utf8Value(key)) == _map.end())
obj1->Set(key, obj->Get(key));
}
retVal = obj1;
return 0;
}
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;
}
PJsonVal TNodeJsUtil::GetObjJson(const v8::Local<v8::Value>& Val, const bool IgnoreFunc) {
AssertR(!Val->IsExternal(), "TNodeJsUtil::GetObjJson: Cannot parse v8::External!");
if (Val->IsObject()) {
// if we aren't ignoring functions and the object is a function
// then throw an exception
EAssertR(IgnoreFunc || !Val->IsFunction(), "TNodeJsUtil::GetObjJson: Cannot parse functions!");
// parse the object
if (Val->IsFunction()) {
return TJsonVal::New();
}
else if (Val->IsBooleanObject()) {
v8::Local<v8::BooleanObject> BoolObj = v8::Local<v8::BooleanObject>::Cast(Val);
return TJsonVal::NewBool(BoolObj->ValueOf());
}
else if (Val->IsNumberObject()) {
return TJsonVal::NewNum(Val->NumberValue());
}
else if (Val->IsStringObject() || Val->IsRegExp() || Val->IsDate()) {
return TJsonVal::NewStr(TStr(*v8::String::Utf8Value(Val->ToString())));
}
else if (Val->IsArray()) {
PJsonVal JsonArr = TJsonVal::NewArr();
v8::Array* Arr = v8::Array::Cast(*Val);
for (uint i = 0; i < Arr->Length(); i++) {
if (!IgnoreFunc || !Arr->Get(i)->IsFunction()) {
JsonArr->AddToArr(GetObjJson(Arr->Get(i), IgnoreFunc));
}
}
return JsonArr;
}
else { // general object with fields
PJsonVal JsonVal = TJsonVal::NewObj();
v8::Local<v8::Object> Obj = Val->ToObject();
v8::Local<v8::Array> FldNmV = Obj->GetOwnPropertyNames();
for (uint i = 0; i < FldNmV->Length(); i++) {
const TStr FldNm(*v8::String::Utf8Value(FldNmV->Get(i)->ToString()));
v8::Local<v8::Value> FldVal = Obj->Get(FldNmV->Get(i));
if (!IgnoreFunc || !FldVal->IsFunction()) {
JsonVal->AddToObj(FldNm, GetObjJson(FldVal, IgnoreFunc));
}
}
return JsonVal;
}
}
else { // primitive
if (Val->IsUndefined()) {
return TJsonVal::New();
}
else if (Val->IsNull()) {
return TJsonVal::NewNull();
}
else if (Val->IsBoolean()) {
return TJsonVal::NewBool(Val->BooleanValue());
}
else if (Val->IsNumber()) {
return TJsonVal::NewNum(Val->NumberValue());
}
else if (Val->IsString()) {
return TJsonVal::NewStr(TStr(*v8::String::Utf8Value(Val->ToString())));
}
else {
// TODO check for v8::Symbol
throw TExcept::New("TNodeJsUtil::GetObjJson: Unknown v8::Primitive type!");
}
}
}
inline bool isUndefined(v8::Local<v8::Value> value) {
Nan::HandleScope scope;
return value->IsUndefined() || value->IsNull();
}
// converts js value to java object and recursively converts sub objects if this
// object is a container type
jobject TypeConverter::jsValueToJavaObject(v8::Local<v8::Value> jsValue, bool *isNew)
{
JNIEnv *env = JNIScope::getEnv();
if (env == NULL) {
return NULL;
}
if (jsValue->IsNumber()) {
*isNew = true;
if (jsValue->IsInt32()) {
jint javaInt = TypeConverter::jsNumberToJavaInt(jsValue->ToNumber());
return env->NewObject(JNIUtil::integerClass, JNIUtil::integerInitMethod, javaInt);
}
jdouble javaDouble = TypeConverter::jsNumberToJavaDouble(jsValue->ToNumber());
return env->NewObject(JNIUtil::doubleClass, JNIUtil::doubleInitMethod, javaDouble);
} else if (jsValue->IsBoolean()) {
jboolean javaBoolean = TypeConverter::jsBooleanToJavaBoolean(jsValue->ToBoolean());
*isNew = true;
return env->NewObject(JNIUtil::booleanClass, JNIUtil::booleanInitMethod, javaBoolean);
} else if (jsValue->IsString()) {
*isNew = true;
return TypeConverter::jsStringToJavaString(jsValue->ToString());
} else if (jsValue->IsDate()) {
Local<Date> date = Local<Date>::Cast<Value>(jsValue);
return TypeConverter::jsDateToJavaDate(date);
} else if (jsValue->IsArray()) {
*isNew = true;
return TypeConverter::jsArrayToJavaArray(v8::Handle<v8::Array>::Cast(jsValue));
} else if (jsValue->IsFunction()) {
*isNew = true;
return TypeConverter::jsObjectToJavaFunction(jsValue->ToObject());
} else if (jsValue->IsObject()) {
v8::Handle<v8::Object> jsObject = jsValue->ToObject();
if (JavaObject::isJavaObject(jsObject)) {
*isNew = JavaObject::useGlobalRefs ? false : true;
JavaObject *javaObject = JavaObject::Unwrap<JavaObject>(jsObject);
return javaObject->getJavaObject();
} else {
v8::Handle<v8::Array> objectKeys = jsObject->GetOwnPropertyNames();
int numKeys = objectKeys->Length();
*isNew = true;
jobject javaHashMap = env->NewObject(JNIUtil::hashMapClass, JNIUtil::hashMapInitMethod, numKeys);
for (int i = 0; i < numKeys; i++) {
v8::Local<v8::Value> jsObjectPropertyKey = objectKeys->Get((uint32_t) i);
bool keyIsNew, valueIsNew;
jobject javaObjectPropertyKey = TypeConverter::jsValueToJavaObject(jsObjectPropertyKey, &keyIsNew);
v8::Local<v8::Value> jsObjectPropertyValue = jsObject->Get(jsObjectPropertyKey);
jobject javaObjectPropertyValue = TypeConverter::jsValueToJavaObject(jsObjectPropertyValue, &valueIsNew);
jobject result = env->CallObjectMethod(javaHashMap,
JNIUtil::hashMapPutMethod,
javaObjectPropertyKey,
javaObjectPropertyValue);
env->DeleteLocalRef(result);
if (keyIsNew) {
env->DeleteLocalRef(javaObjectPropertyKey);
}
if (valueIsNew) {
env->DeleteLocalRef(javaObjectPropertyValue);
}
}
return javaHashMap;
}
}
if (!jsValue->IsNull() && !jsValue->IsUndefined()) {
LOGW(TAG, "jsValueToJavaObject returning null.");
}
return NULL;
}
result_t util_base::isNullOrUndefined(v8::Local<v8::Value> v, bool& retVal)
{
retVal = v->IsNull() || v->IsUndefined();
return 0;
}
result_t util_base::isNull(v8::Local<v8::Value> v, bool& retVal)
{
retVal = v->IsNull();
return 0;
}
std::unique_ptr<protocol::Value> toProtocolValue(v8::Local<v8::Context> context, v8::Local<v8::Value> value, int maxDepth)
{
if (value.IsEmpty()) {
NOTREACHED();
return nullptr;
}
if (!maxDepth)
return nullptr;
maxDepth--;
if (value->IsNull() || value->IsUndefined())
return protocol::Value::null();
if (value->IsBoolean())
return protocol::FundamentalValue::create(value.As<v8::Boolean>()->Value());
if (value->IsNumber())
return protocol::FundamentalValue::create(value.As<v8::Number>()->Value());
if (value->IsString())
return protocol::StringValue::create(toProtocolString(value.As<v8::String>()));
if (value->IsArray()) {
v8::Local<v8::Array> array = value.As<v8::Array>();
std::unique_ptr<protocol::ListValue> inspectorArray = protocol::ListValue::create();
uint32_t length = array->Length();
for (uint32_t i = 0; i < length; i++) {
v8::Local<v8::Value> value;
if (!array->Get(context, i).ToLocal(&value))
return nullptr;
std::unique_ptr<protocol::Value> element = toProtocolValue(context, value, maxDepth);
if (!element)
return nullptr;
inspectorArray->pushValue(std::move(element));
}
return std::move(inspectorArray);
}
if (value->IsObject()) {
std::unique_ptr<protocol::DictionaryValue> jsonObject = protocol::DictionaryValue::create();
v8::Local<v8::Object> object = v8::Local<v8::Object>::Cast(value);
v8::Local<v8::Array> propertyNames;
if (!object->GetPropertyNames(context).ToLocal(&propertyNames))
return nullptr;
uint32_t length = propertyNames->Length();
for (uint32_t i = 0; i < length; i++) {
v8::Local<v8::Value> name;
if (!propertyNames->Get(context, i).ToLocal(&name))
return nullptr;
// FIXME(yurys): v8::Object should support GetOwnPropertyNames
if (name->IsString()) {
v8::Maybe<bool> hasRealNamedProperty = object->HasRealNamedProperty(context, v8::Local<v8::String>::Cast(name));
if (!hasRealNamedProperty.IsJust() || !hasRealNamedProperty.FromJust())
continue;
}
v8::Local<v8::String> propertyName;
if (!name->ToString(context).ToLocal(&propertyName))
continue;
v8::Local<v8::Value> property;
if (!object->Get(context, name).ToLocal(&property))
return nullptr;
std::unique_ptr<protocol::Value> propertyValue = toProtocolValue(context, property, maxDepth);
if (!propertyValue)
return nullptr;
jsonObject->setValue(toProtocolString(propertyName), std::move(propertyValue));
}
return std::move(jsonObject);
}
NOTREACHED();
return nullptr;
}
