Handle<Value> jsWindow::PlaceHolder(const Arguments& args)
{
Local<Object> self = args.This();
Local<External> wrap = Local<External>::Cast(self->GetInternalField(0));
void* ptr = wrap->Value();
jsWindow* el = static_cast<jsWindow*>(ptr);
string ret;
ret = value_to_string(args.Callee()->ToString());
ret += " [Window; uuid=";
ret += el->win_uuid;
ret += "; name=";
ret += value_to_string(el->props["name"]->ToString());
ret += "]";
LOG4CXX_DEBUG(iLogger::GetLogger(), _T("jsWindow::PlaceHolder - ") << ret);
return String::New(ret.c_str());
}
Handle< Value > V8Scope::nativeCallback( const Arguments &args ) {
Local< External > f = External::Cast( *args.Callee()->Get( v8::String::New( "_native_function" ) ) );
NativeFunction function = ( NativeFunction )( f->Value() );
BSONObjBuilder b;
for( int i = 0; i < args.Length(); ++i ) {
stringstream ss;
ss << i;
v8ToMongoElement( b, v8::String::New( "foo" ), ss.str(), args[ i ] );
}
BSONObj ret;
try {
ret = function( b.done() );
} catch( const std::exception &e ) {
return v8::ThrowException(v8::String::New(e.what()));
} catch( ... ) {
return v8::ThrowException(v8::String::New("unknown exception"));
}
return mongoToV8Element( ret.firstElement() );
}
Handle<Value> jsBrowser::WinInterceptor( const Arguments& args )
{
Handle<Value> retval;
Local<Context> ctx = v8::Context::GetCurrent();
Local<Object> exec = Local<Object>::Cast(ctx->Global()->Get(String::New("v8_context")));
Local<External> wrap = Local<External>::Cast(exec->GetInternalField(0));
void* ptr = wrap->Value();
jsBrowser* el = static_cast<jsBrowser*>(ptr);
string fname = value_to_string(args.Callee()->GetName()->ToString());
Local<Object> _obj = Local<Object>::New(v8_wrapper::wrap_object<jsWindow>(el->window));
Local<Function> _func = Local<Function>::Cast(_obj->Get(String::New(fname.c_str())));
Handle<Value> *fargs = new Handle<Value>[args.Length()];
for (int i = 0; i < args.Length(); ++i) {
fargs[i] = args[i];
}
retval = _func->Call(_obj, args.Length(), fargs );
return retval;
}
jobject ProxyFactory::createJavaProxy(jclass javaClass, Local<Object> v8Proxy, const Arguments& args)
{
ProxyInfo* info;
GET_PROXY_INFO(javaClass, info);
if (!info) {
JNIUtil::logClassName("ProxyFactory: failed to find class for %s", javaClass, true);
LOGE(TAG, "No proxy info found for class.");
return NULL;
}
JNIEnv* env = JNIScope::getEnv();
if (!env) {
LOG_JNIENV_ERROR("while creating Java proxy.");
return NULL;
}
// Create a persistent handle to the V8 proxy
// and cast it to a pointer. The Java proxy needs
// a reference to the V8 proxy for later use.
Proxy* proxy = NativeObject::Unwrap<Proxy>(v8Proxy);
jlong pv8Proxy = (jlong) *(proxy->handle_);
// We also pass the creation URL of the proxy so we can track relative URLs
Handle<Value> sourceUrl = args.Callee()->GetScriptOrigin().ResourceName();
String::Utf8Value sourceUrlValue(sourceUrl);
const char *url = "app://app.js";
jstring javaSourceUrl = NULL;
if (sourceUrlValue.length() > 0) {
url = *sourceUrlValue;
javaSourceUrl = env->NewStringUTF(url);
}
// Determine if this constructor call was made within
// the createXYZ() wrapper function. This can be tested by checking
// if an Arguments object was passed as the sole argument.
bool calledFromCreate = false;
if (args.Length() == 1 && args[0]->IsObject()) {
if (V8Util::constructorNameMatches(args[0]->ToObject(), "Arguments")) {
calledFromCreate = true;
}
}
// Convert the V8 arguments into Java types so they can be
// passed to the Java creator method. Which converter we use
// depends how this constructor was called.
jobjectArray javaArgs;
if (calledFromCreate) {
Local<Object> arguments = args[0]->ToObject();
int length = arguments->Get(Proxy::lengthSymbol)->Int32Value();
int start = 0;
// Get the scope variables if provided and extract the source URL.
// We need to send that to the Java side when creating the proxy.
if (length > 0) {
Local<Object> scopeVars = arguments->Get(0)->ToObject();
if (V8Util::constructorNameMatches(scopeVars, "ScopeVars")) {
Local<Value> sourceUrl = scopeVars->Get(Proxy::sourceUrlSymbol);
javaSourceUrl = TypeConverter::jsValueToJavaString(sourceUrl);
start = 1;
}
}
javaArgs = TypeConverter::jsObjectIndexPropsToJavaArray(arguments, start, length);
} else {
javaArgs = TypeConverter::jsArgumentsToJavaArray(args);
}
jobject javaV8Object = env->NewObject(JNIUtil::v8ObjectClass,
JNIUtil::v8ObjectInitMethod, pv8Proxy);
// Create the java proxy using the creator static method provided.
// Send along a pointer to the v8 proxy so the two are linked.
jobject javaProxy = env->CallStaticObjectMethod(JNIUtil::krollProxyClass,
info->javaProxyCreator, javaClass, javaV8Object, javaArgs, javaSourceUrl);
if (javaSourceUrl) {
LOGV(TAG, "delete source url!");
env->DeleteLocalRef(javaSourceUrl);
}
env->DeleteLocalRef(javaV8Object);
env->DeleteLocalRef(javaArgs);
return javaProxy;
}
