QJsonObject QV8JsonWrapper::toJsonObject(v8::Handle<v8::Value> value,
V8ObjectSet &visitedObjects)
{
QJsonObject result;
if (!value->IsObject() || value->IsArray() || value->IsFunction())
return result;
v8::Handle<v8::Object> v8object(value.As<v8::Object>());
if (visitedObjects.contains(v8object)) {
// Avoid recursion.
// For compatibility with QVariant{List,Map} conversion, we return an
// empty object (and no error is thrown).
return result;
}
visitedObjects.insert(v8object);
v8::Local<v8::Array> propertyNames = m_engine->getOwnPropertyNames(v8object);
uint32_t length = propertyNames->Length();
for (uint32_t i = 0; i < length; ++i) {
v8::Local<v8::Value> name = propertyNames->Get(i);
v8::Local<v8::Value> propertyValue = v8object->Get(name);
if (!propertyValue->IsFunction())
result.insert(QJSConverter::toString(name->ToString()),
toJsonValue(propertyValue, visitedObjects));
}
visitedObjects.remove(v8object);
return result;
}
QJsonArray QV8JsonWrapper::toJsonArray(v8::Handle<v8::Value> value,
V8ObjectSet &visitedObjects)
{
QJsonArray result;
if (!value->IsArray())
return result;
v8::Handle<v8::Array> v8array(value.As<v8::Array>());
if (visitedObjects.contains(v8array)) {
// Avoid recursion.
// For compatibility with QVariant{List,Map} conversion, we return an
// empty array (and no error is thrown).
return result;
}
visitedObjects.insert(v8array);
uint32_t length = v8array->Length();
for (uint32_t i = 0; i < length; ++i) {
v8::Local<v8::Value> element = v8array->Get(i);
if (!element->IsFunction())
result.append(toJsonValue(element, visitedObjects));
}
visitedObjects.remove(v8array);
return result;
}
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;
}
static result_type from_v8(v8::Isolate* isolate, v8::Handle<v8::Value> value)
{
v8::HandleScope scope(isolate);
result_type result;
if (value->IsArray())
{
v8::Local<v8::Array> arr = value.As<v8::Array>();
v8::Local<v8::Value> x = arr->Get(0), y = arr->Get(1);
if (arr->Length() != 2 || !x->IsNumber() || !y->IsNumber())
{
throw std::invalid_argument("expected [x, y] array");
}
result.x = v8pp::from_v8<T>(isolate, x);
result.y = v8pp::from_v8<T>(isolate, y);
}
else if (value->IsObject())
{
v8::Local<v8::Object> obj = value.As<v8::Object>();
if (!get_option(isolate, obj, "x", result.x) || !get_option(isolate, obj, "y", result.y))
{
throw std::invalid_argument("expected {x, y} object");
}
}
else
{
throw std::invalid_argument("expected [x, y] array or {x, y} object");
}
return result;
}
static result_type from_v8(v8::Isolate* isolate, v8::Handle<v8::Value> value)
{
v8::HandleScope scope(isolate);
result_type result;
if (value->IsArray())
{
v8::Local<v8::Array> arr = value.As<v8::Array>();
v8::Local<v8::Value> width = arr->Get(0), height = arr->Get(1);
if (arr->Length() != 2 || !width->IsNumber() || !height->IsNumber())
{
throw std::invalid_argument("expected [width, height] array");
}
result.width = v8pp::from_v8<T>(isolate, width);
result.height = v8pp::from_v8<T>(isolate, height);
}
else if (value->IsObject())
{
v8::Local<v8::Object> obj = value.As<v8::Object>();
if (!get_option(isolate, obj, "width", result.width) || !get_option(isolate, obj, "height", result.height))
{
throw std::invalid_argument("expected {width, height} object");
}
}
else
{
throw std::invalid_argument("expected [width, height] array or {width, height} object");
}
return result;
}
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;
}
// Returns number of bytes written.
ssize_t DecodeWrite(char *buf,
size_t buflen,
v8::Handle<v8::Value> val,
enum encoding encoding) {
v8::HandleScope scope;
// XXX
// A lot of improvement can be made here. See:
// http://code.google.com/p/v8/issues/detail?id=270
// http://groups.google.com/group/v8-dev/browse_thread/thread/dba28a81d9215291/ece2b50a3b4022c
// http://groups.google.com/group/v8-users/browse_thread/thread/1f83b0ba1f0a611
if (val->IsArray()) {
fprintf(stderr, "'raw' encoding (array of integers) has been removed. "
"Use 'binary'.\n");
assert(0);
return -1;
}
v8::Local<v8::String> str = val->ToString();
if (encoding == UTF8) {
str->WriteUtf8(buf, buflen);
return buflen;
}
if (encoding == ASCII) {
str->WriteAscii(buf, 0, buflen);
return buflen;
}
// THIS IS AWFUL!!! FIXME
assert(encoding == BINARY);
uint16_t * twobytebuf = new uint16_t[buflen];
str->Write(twobytebuf, 0, buflen);
for (size_t i = 0; i < buflen; i++) {
unsigned char *b = reinterpret_cast<unsigned char*>(&twobytebuf[i]);
assert(b[1] == 0);
buf[i] = b[0];
}
delete [] twobytebuf;
return buflen;
}
// Returns -1 if the handle was not valid for decoding
ssize_t DecodeBytes(v8::Handle<v8::Value> val, enum encoding encoding) {
v8::HandleScope scope;
if (val->IsArray()) {
fprintf(stderr, "'raw' encoding (array of integers) has been removed. "
"Use 'binary'.\n");
assert(0);
return -1;
}
v8::Local<v8::String> str = val->ToString();
if (encoding == UTF8) return str->Utf8Length();
return str->Length();
}
Object^ V8Interop::FromV8(v8::Handle<v8::Value> value)
{
if (value->IsString())
{
return FromV8String(value);
}
else if (value->IsBoolean())
{
return FromV8Boolean(value);
}
else if (value->IsInt32())
{
return FromV8Int32(value);
}
else if (value->IsArray())
{
return FromV8Array(value);
}
else if (value->IsDate())
{
return FromV8Date(value);
}
else if (value->IsNumber())
{
return FromV8Double(value);
}
else if (value->IsFunction())
{
return FromV8Function(value);
}
else if (value->IsExternal())
{
return FromV8External(value);
}
else if (value->IsObject())
{
return FromV8Object(value);
}
else if (value->IsUndefined() || value->IsNull())
{
return nullptr;
}
return nullptr;
}
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);
}
bool CJavaFunction::CanConvert(jclass clazz, v8::Handle<v8::Value> value)
{
jni::V8Env env(m_pEnv);
if (value->IsTrue() || value->IsFalse() || value->IsBoolean())
{
return env.IsAssignableFrom(env.buildins.java.lang.Boolean, clazz);
}
else if (value->IsInt32() || value->IsUint32())
{
return env.IsAssignableFrom(env.buildins.java.lang.Long, clazz) ||
env.IsAssignableFrom(env.buildins.java.lang.Integer, clazz) ||
env.IsAssignableFrom(env.buildins.java.lang.Short, clazz) ||
env.IsAssignableFrom(env.buildins.java.lang.Byte, clazz);
}
else if (value->IsNumber())
{
return env.IsAssignableFrom(env.buildins.java.lang.Double, clazz) ||
env.IsAssignableFrom(env.buildins.java.lang.Float, clazz);
}
else if (value->IsString())
{
return env.IsAssignableFrom(env.buildins.java.lang.String, clazz);
}
else if (value->IsDate())
{
return env.IsAssignableFrom(env.buildins.java.util.Date, clazz);
}
else if (value->IsArray())
{
return env.IsAssignableFrom(env.buildins.lu.flier.script.V8Array, clazz);
}
else if (value.IsEmpty() || value->IsNull() || value->IsUndefined() || value->IsObject())
{
return true;
}
return false;
}
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 v8ToMongoElement( BSONObjBuilder & b , v8::Handle<v8::String> name , const string sname , v8::Handle<v8::Value> value ){
if ( value->IsString() ){
if ( sname == "$where" )
b.appendCode( sname.c_str() , toSTLString( value ).c_str() );
else
b.append( sname.c_str() , toSTLString( value ).c_str() );
return;
}
if ( value->IsFunction() ){
b.appendCode( sname.c_str() , toSTLString( value ).c_str() );
return;
}
if ( value->IsNumber() ){
b.append( sname.c_str() , value->ToNumber()->Value() );
return;
}
if ( value->IsArray() ){
BSONObj sub = v8ToMongo( value->ToObject() );
b.appendArray( sname.c_str() , sub );
return;
}
if ( value->IsDate() ){
b.appendDate( sname.c_str() , (unsigned long long )(v8::Date::Cast( *value )->NumberValue()) );
return;
}
if ( value->IsObject() ){
string s = toSTLString( value );
if ( s.size() && s[0] == '/' ){
s = s.substr( 1 );
string r = s.substr( 0 , s.find( "/" ) );
string o = s.substr( s.find( "/" ) + 1 );
b.appendRegex( sname.c_str() , r.c_str() , o.c_str() );
}
else if ( value->ToObject()->GetPrototype()->IsObject() &&
value->ToObject()->GetPrototype()->ToObject()->HasRealNamedProperty( String::New( "isObjectId" ) ) ){
OID oid;
oid.init( toSTLString( value ) );
b.appendOID( sname.c_str() , &oid );
}
else {
BSONObj sub = v8ToMongo( value->ToObject() );
b.append( sname.c_str() , sub );
}
return;
}
if ( value->IsBoolean() ){
b.appendBool( sname.c_str() , value->ToBoolean()->Value() );
return;
}
else if ( value->IsUndefined() ){
return;
}
else if ( value->IsNull() ){
b.appendNull( sname.c_str() );
return;
}
cout << "don't know how to covert to mongo field [" << name << "]\t" << value << endl;
}
bool IsMatrix(v8::Handle<v8::Value> v)
{
return (!v.IsEmpty() && v->IsArray() && Handle<Array>::Cast(v)->Length() >= 16);
}
static int FillShapeValueJson (v8::Isolate* isolate,
VocShaper* shaper,
TRI_shape_value_t* dst,
v8::Handle<v8::Value> const json,
size_t level,
set<int>& seenHashes,
vector<v8::Handle<v8::Object>>& seenObjects,
bool create) {
v8::HandleScope scope(isolate);
if (json->IsRegExp() || json->IsFunction() || json->IsExternal()) {
LOG_TRACE("shaper failed because regexp/function/external/date object cannot be converted");
return TRI_ERROR_BAD_PARAMETER;
}
if (json->IsNull() || json->IsUndefined()) {
return FillShapeValueNull(shaper, dst);
}
if (json->IsBoolean()) {
return FillShapeValueBoolean(shaper, dst, json->ToBoolean());
}
if (json->IsBooleanObject()) {
return FillShapeValueBoolean(shaper, dst, v8::Handle<v8::BooleanObject>::Cast(json));
}
if (json->IsNumber()) {
return FillShapeValueNumber(shaper, dst, json->ToNumber());
}
if (json->IsNumberObject()) {
return FillShapeValueNumber(shaper, dst, v8::Handle<v8::NumberObject>::Cast(json));
}
if (json->IsString()) {
return FillShapeValueString(shaper, dst, json->ToString());
}
if (json->IsStringObject()) {
return FillShapeValueString(shaper, dst, v8::Handle<v8::StringObject>::Cast(json)->ValueOf());
}
else if (json->IsArray()) {
return FillShapeValueList(isolate, shaper, dst, v8::Handle<v8::Array>::Cast(json), level, seenHashes, seenObjects, create);
}
if (json->IsObject()) {
v8::Handle<v8::Object> o = json->ToObject();
v8::Handle<v8::String> toJsonString = TRI_V8_PAIR_STRING("toJSON", 6);
if (o->Has(toJsonString)) {
v8::Handle<v8::Value> func = o->Get(toJsonString);
if (func->IsFunction()) {
v8::Handle<v8::Function> toJson = v8::Handle<v8::Function>::Cast(func);
v8::Handle<v8::Value> args;
v8::Handle<v8::Value> result = toJson->Call(o, 0, &args);
if (! result.IsEmpty()) {
return FillShapeValueString(shaper, dst, result->ToString());
}
}
}
// fall-through intentional
// check for cycles
int hash = o->GetIdentityHash();
if (seenHashes.find(hash) != seenHashes.end()) {
for (auto it = seenObjects.begin(); it != seenObjects.end(); ++it) {
if (json->StrictEquals(*it)) {
return TRI_ERROR_ARANGO_SHAPER_FAILED;
}
}
}
else {
seenHashes.insert(hash);
}
seenObjects.push_back(o);
int res = FillShapeValueArray(isolate, shaper, dst, json->ToObject(), level, seenHashes, seenObjects, create);
seenObjects.pop_back();
// cannot remove hash value from seenHashes because multiple objects might have the same
// hash values (collisions)
return res;
}
LOG_TRACE("shaper failed to convert object");
return TRI_ERROR_BAD_PARAMETER;
}
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));
}
}
static bool FillShapeValueJson (TRI_shaper_t* shaper,
TRI_shape_value_t* dst,
v8::Handle<v8::Value> json,
set<int>& seenHashes,
vector< v8::Handle<v8::Object> >& seenObjects) {
if (json->IsObject()) {
v8::Handle<v8::Object> o = json->ToObject();
int hash = o->GetIdentityHash();
if (seenHashes.find(hash) != seenHashes.end()) {
LOG_TRACE("found hash %d", hash);
for (vector< v8::Handle<v8::Object> >::iterator i = seenObjects.begin(); i != seenObjects.end(); ++i) {
if (json->StrictEquals(*i)) {
LOG_TRACE("found duplicate for hash %d", hash);
return FillShapeValueNull(shaper, dst);
}
}
seenObjects.push_back(o);
}
else {
seenHashes.insert(hash);
seenObjects.push_back(o);
}
}
if (json->IsNull()) {
return FillShapeValueNull(shaper, dst);
}
if (json->IsBoolean()) {
return FillShapeValueBoolean(shaper, dst, json->ToBoolean());
}
if (json->IsBooleanObject()) {
v8::Handle<v8::BooleanObject> bo = v8::Handle<v8::BooleanObject>::Cast(json);
return FillShapeValueBoolean(shaper, dst, bo);
}
if (json->IsNumber()) {
return FillShapeValueNumber(shaper, dst, json->ToNumber());
}
if (json->IsNumberObject()) {
v8::Handle<v8::NumberObject> no = v8::Handle<v8::NumberObject>::Cast(json);
return FillShapeValueNumber(shaper, dst, no);
}
if (json->IsString()) {
return FillShapeValueString(shaper, dst, json->ToString());
}
if (json->IsStringObject()) {
v8::Handle<v8::StringObject> so = v8::Handle<v8::StringObject>::Cast(json);
return FillShapeValueString(shaper, dst, so->StringValue());
}
if (json->IsArray()) {
v8::Handle<v8::Array> array = v8::Handle<v8::Array>::Cast(json);
return FillShapeValueList(shaper, dst, array, seenHashes, seenObjects);
}
if (json->IsObject()) {
return FillShapeValueArray(shaper, dst, json->ToObject(), seenHashes, seenObjects);
}
return false;
}
static int V8ToVPack(BuilderContext& context,
v8::Handle<v8::Value> const parameter,
std::string const& attributeName, bool inObject) {
if (parameter->IsNull() || parameter->IsUndefined()) {
AddValue(context, attributeName, inObject,
VPackValue(VPackValueType::Null));
return TRI_ERROR_NO_ERROR;
}
if (parameter->IsBoolean()) {
AddValue(context, attributeName, inObject,
VPackValue(parameter->ToBoolean()->Value()));
return TRI_ERROR_NO_ERROR;
}
if (parameter->IsNumber()) {
if (parameter->IsInt32()) {
AddValue(context, attributeName, inObject,
VPackValue(parameter->ToInt32()->Value()));
return TRI_ERROR_NO_ERROR;
}
if (parameter->IsUint32()) {
AddValue(context, attributeName, inObject,
VPackValue(parameter->ToUint32()->Value()));
return TRI_ERROR_NO_ERROR;
}
AddValue(context, attributeName, inObject,
VPackValue(parameter->ToNumber()->Value()));
return TRI_ERROR_NO_ERROR;
}
if (parameter->IsString()) {
v8::String::Utf8Value str(parameter->ToString());
if (*str == nullptr) {
return TRI_ERROR_OUT_OF_MEMORY;
}
AddValuePair(context, attributeName, inObject, VPackValuePair(*str, str.length(), VPackValueType::String));
return TRI_ERROR_NO_ERROR;
}
if (parameter->IsArray()) {
v8::Handle<v8::Array> array = v8::Handle<v8::Array>::Cast(parameter);
AddValue(context, attributeName, inObject,
VPackValue(VPackValueType::Array));
uint32_t const n = array->Length();
for (uint32_t i = 0; i < n; ++i) {
v8::Handle<v8::Value> value = array->Get(i);
if (value->IsUndefined()) {
// ignore array values which are undefined
continue;
}
if (++context.level > MaxLevels) {
// too much recursion
return TRI_ERROR_BAD_PARAMETER;
}
int res = V8ToVPack<performAllChecks>(context, value, NoAttribute, false);
--context.level;
if (res != TRI_ERROR_NO_ERROR) {
return res;
}
}
if (!context.keepTopLevelOpen || context.level > 0) {
context.builder.close();
}
return TRI_ERROR_NO_ERROR;
}
if (parameter->IsObject()) {
if (performAllChecks) {
if (parameter->IsBooleanObject()) {
AddValue(context, attributeName, inObject,
VPackValue(v8::Handle<v8::BooleanObject>::Cast(parameter)
->BooleanValue()));
return TRI_ERROR_NO_ERROR;
}
if (parameter->IsNumberObject()) {
AddValue(context, attributeName, inObject,
VPackValue(v8::Handle<v8::NumberObject>::Cast(parameter)
->NumberValue()));
return TRI_ERROR_NO_ERROR;
}
if (parameter->IsStringObject()) {
v8::String::Utf8Value str(parameter->ToString());
if (*str == nullptr) {
return TRI_ERROR_OUT_OF_MEMORY;
}
AddValuePair(context, attributeName, inObject, VPackValuePair(*str, str.length(), VPackValueType::String));
return TRI_ERROR_NO_ERROR;
}
if (parameter->IsRegExp() || parameter->IsFunction() ||
parameter->IsExternal()) {
return TRI_ERROR_BAD_PARAMETER;
}
}
v8::Handle<v8::Object> o = parameter->ToObject();
if (performAllChecks) {
// first check if the object has a "toJSON" function
if (o->Has(context.toJsonKey)) {
// call it if yes
v8::Handle<v8::Value> func = o->Get(context.toJsonKey);
if (func->IsFunction()) {
v8::Handle<v8::Function> toJson = v8::Handle<v8::Function>::Cast(func);
v8::Handle<v8::Value> args;
v8::Handle<v8::Value> converted = toJson->Call(o, 0, &args);
if (!converted.IsEmpty()) {
// return whatever toJSON returned
v8::String::Utf8Value str(converted->ToString());
if (*str == nullptr) {
return TRI_ERROR_OUT_OF_MEMORY;
}
// this passes ownership for the utf8 string to the JSON object
AddValuePair(context, attributeName, inObject, VPackValuePair(*str, str.length(), VPackValueType::String));
return TRI_ERROR_NO_ERROR;
}
}
// fall-through intentional
}
}
v8::Handle<v8::Array> names = o->GetOwnPropertyNames();
uint32_t const n = names->Length();
AddValue(context, attributeName, inObject,
VPackValue(VPackValueType::Object));
for (uint32_t i = 0; i < n; ++i) {
// process attribute name
v8::Handle<v8::Value> key = names->Get(i);
v8::String::Utf8Value str(key);
if (*str == nullptr) {
return TRI_ERROR_OUT_OF_MEMORY;
}
v8::Handle<v8::Value> value = o->Get(key);
if (value->IsUndefined()) {
// ignore object values which are undefined
continue;
}
if (++context.level > MaxLevels) {
// too much recursion
return TRI_ERROR_BAD_PARAMETER;
}
int res = V8ToVPack<performAllChecks>(context, value, *str, true);
--context.level;
if (res != TRI_ERROR_NO_ERROR) {
return res;
}
}
if (!context.keepTopLevelOpen || context.level > 0) {
context.builder.close();
}
return TRI_ERROR_NO_ERROR;
}
return TRI_ERROR_BAD_PARAMETER;
}
void v8ToMongoElement( BSONObjBuilder & b , v8::Handle<v8::String> name , const string sname , v8::Handle<v8::Value> value ){
if ( value->IsString() ){
b.append( sname.c_str() , toSTLString( value ).c_str() );
return;
}
if ( value->IsFunction() ){
b.appendCode( sname.c_str() , toSTLString( value ).c_str() );
return;
}
if ( value->IsNumber() ){
if ( value->IsInt32() )
b.append( sname.c_str(), int( value->ToInt32()->Value() ) );
else
b.append( sname.c_str() , value->ToNumber()->Value() );
return;
}
if ( value->IsArray() ){
BSONObj sub = v8ToMongo( value->ToObject() );
b.appendArray( sname.c_str() , sub );
return;
}
if ( value->IsDate() ){
b.appendDate( sname.c_str() , Date_t(v8::Date::Cast( *value )->NumberValue()) );
return;
}
if ( value->IsExternal() )
return;
if ( value->IsObject() ){
// The user could potentially modify the fields of these special objects,
// wreaking havoc when we attempt to reinterpret them. Not doing any validation
// for now...
Local< v8::Object > obj = value->ToObject();
if ( obj->InternalFieldCount() && obj->GetInternalField( 0 )->IsNumber() ) {
switch( obj->GetInternalField( 0 )->ToInt32()->Value() ) { // NOTE Uint32's Value() gave me a linking error, so going with this instead
case Timestamp:
b.appendTimestamp( sname.c_str(),
Date_t( v8::Date::Cast( *obj->Get( v8::String::New( "time" ) ) )->NumberValue() ),
obj->Get( v8::String::New( "i" ) )->ToInt32()->Value() );
return;
case MinKey:
b.appendMinKey( sname.c_str() );
return;
case MaxKey:
b.appendMaxKey( sname.c_str() );
return;
default:
assert( "invalid internal field" == 0 );
}
}
string s = toSTLString( value );
if ( s.size() && s[0] == '/' ){
s = s.substr( 1 );
string r = s.substr( 0 , s.rfind( "/" ) );
string o = s.substr( s.rfind( "/" ) + 1 );
b.appendRegex( sname.c_str() , r.c_str() , o.c_str() );
}
else if ( value->ToObject()->GetPrototype()->IsObject() &&
value->ToObject()->GetPrototype()->ToObject()->HasRealNamedProperty( v8::String::New( "isObjectId" ) ) ){
OID oid;
oid.init( toSTLString( value ) );
b.appendOID( sname.c_str() , &oid );
}
else if ( !value->ToObject()->GetHiddenValue( v8::String::New( "__NumberLong" ) ).IsEmpty() ) {
// TODO might be nice to potentially speed this up with an indexed internal
// field, but I don't yet know how to use an ObjectTemplate with a
// constructor.
unsigned long long val =
( (unsigned long long)( value->ToObject()->Get( v8::String::New( "top" ) )->ToInt32()->Value() ) << 32 ) +
(unsigned)( value->ToObject()->Get( v8::String::New( "bottom" ) )->ToInt32()->Value() );
b.append( sname.c_str(), (long long)val );
}
else if ( !value->ToObject()->GetHiddenValue( v8::String::New( "__DBPointer" ) ).IsEmpty() ) {
OID oid;
oid.init( toSTLString( value->ToObject()->Get( v8::String::New( "id" ) ) ) );
string ns = toSTLString( value->ToObject()->Get( v8::String::New( "ns" ) ) );
b.appendDBRef( sname.c_str(), ns.c_str(), oid );
}
else if ( !value->ToObject()->GetHiddenValue( v8::String::New( "__BinData" ) ).IsEmpty() ) {
int len = obj->Get( v8::String::New( "len" ) )->ToInt32()->Value();
v8::String::Utf8Value data( obj->Get( v8::String::New( "data" ) ) );
const char *dataArray = *data;
assert( data.length() == len );
b.appendBinData( sname.c_str(),
len,
mongo::BinDataType( obj->Get( v8::String::New( "type" ) )->ToInt32()->Value() ),
dataArray );
} else {
BSONObj sub = v8ToMongo( value->ToObject() );
b.append( sname.c_str() , sub );
}
return;
}
if ( value->IsBoolean() ){
b.appendBool( sname.c_str() , value->ToBoolean()->Value() );
return;
}
else if ( value->IsUndefined() ){
b.appendUndefined( sname.c_str() );
return;
}
else if ( value->IsNull() ){
b.appendNull( sname.c_str() );
return;
}
cout << "don't know how to convert to mongo field [" << name << "]\t" << value << endl;
}
