4 files changed, 31 insertions, 19 deletions

diff --git a/src/libs/gui/PatchCanvas.cpp b/src/libs/gui/PatchCanvas.cpp
index ba17b24d..35e8ad71 100644
--- a/src/libs/gui/PatchCanvas.cpp
+++ b/src/libs/gui/PatchCanvas.cpp
@@ -460,7 +460,7 @@ void
 PatchCanvas::copy_selection()
 {
 	Serialiser serialiser(*App::instance().world()->rdf_world);
-	serialiser.start_to_string();
+	serialiser.start_to_string("");
 
 	for (list<boost::shared_ptr<Item> >::iterator m = _selected_items.begin(); m != _selected_items.end(); ++m) {
 		boost::shared_ptr<NodeModule> module = boost::dynamic_pointer_cast<NodeModule>(*m);
diff --git a/src/libs/gui/UploadPatchWindow.cpp b/src/libs/gui/UploadPatchWindow.cpp
index 959bb1ae..c64bac50 100644
--- a/src/libs/gui/UploadPatchWindow.cpp
+++ b/src/libs/gui/UploadPatchWindow.cpp
@@ -237,11 +237,9 @@ UploadPatchWindow::upload_clicked()
 	Glib::ustring symbol = _symbol_entry->get_text();
 	Glib::ustring short_name = _short_name_entry->get_text();
 
-	_patch->set_variable("lv2:symbol", Atom(symbol));
-	App::instance().engine()->set_variable(_patch->path(), "lv2:symbol", Atom(symbol));
-	
-	_patch->set_variable("doap:name", Atom(short_name));
-	App::instance().engine()->set_variable(_patch->path(), "doap:name", Atom(short_name));
+	GraphObject::Variables extra_rdf;
+	extra_rdf.insert(make_pair("lv2:symbol", Atom(symbol)));
+	extra_rdf.insert(make_pair("doap:name", Atom(short_name)));
 
 	_response = 0;
 	_progress_pct = 0;
@@ -250,15 +248,13 @@ UploadPatchWindow::upload_clicked()
 	_upload_progress->set_text("");
 
 	Serialiser s(*App::instance().world()->rdf_world);
-	s.start_to_string();
-	s.serialise(_patch);
-	const string str = s.finish();
-	istringstream stream(str);
 
-	string url = "http://rdf.drobilla.net/ingen_patches/";
-	url += symbol + ".ingen.ttl";
+	const string uri = string("http://rdf.drobilla.net/ingen_patches/")
+		.append(symbol).append(".ingen.ttl");
+	
+	const string str = s.to_string(_patch, uri, extra_rdf);
 
-	_thread = new UploadThread(this, str, url);
+	_thread = new UploadThread(this, str, uri);
 
 	_thread->start();
 		
diff --git a/src/libs/serialisation/Serialiser.cpp b/src/libs/serialisation/Serialiser.cpp
index e3d33094..223093a0 100644
--- a/src/libs/serialisation/Serialiser.cpp
+++ b/src/libs/serialisation/Serialiser.cpp
@@ -67,12 +67,25 @@ Serialiser::to_file(SharedPtr<GraphObject> object, const string& filename)
 }
 
 
+	
 string
-Serialiser::to_string(SharedPtr<GraphObject> object)
+Serialiser::to_string(SharedPtr<GraphObject>        object,
+	                  const string&                 base_uri,
+	                  const GraphObject::Variables& extra_rdf)
 {
 	_root_object = object;
-	start_to_string();
+	start_to_string(base_uri);
 	serialise(object);
+	
+	RDF::Node base_rdf_node(_model->world(), RDF::Node::RESOURCE, base_uri);
+	for (GraphObject::Variables::const_iterator v = extra_rdf.begin(); v != extra_rdf.end(); ++v) {
+		if (v->first.find(":") != string::npos) {
+			_model->add_statement(base_rdf_node, v->first, v->second);
+		} else {
+			cerr << "Warning: not serialising extra RDF with key '" << v->first << "'" << endl;
+		}
+	}
+
 	return finish();
 }
 
@@ -100,11 +113,11 @@ Serialiser::start_to_filename(const string& filename)
  * the desired objects have been serialised.
  */
 void
-Serialiser::start_to_string()
+Serialiser::start_to_string(const string& base_uri)
 {
 	setlocale(LC_NUMERIC, "C");
 
-	_base_uri = "";
+	_base_uri = base_uri;
 	_model = new RDF::Model(_world);
 	_mode = TO_STRING;
 }
diff --git a/src/libs/serialisation/Serialiser.hpp b/src/libs/serialisation/Serialiser.hpp
index 041bbb69..fc15cd1a 100644
--- a/src/libs/serialisation/Serialiser.hpp
+++ b/src/libs/serialisation/Serialiser.hpp
@@ -57,9 +57,12 @@ public:
 	Serialiser(Raul::RDF::World& world);
 
 	void   to_file(SharedPtr<GraphObject> object, const string& filename);
-	string to_string(SharedPtr<GraphObject> object);
+
+	string to_string(SharedPtr<GraphObject>        object,
+	                 const string&                 base_uri,
+	                 const GraphObject::Variables& extra_rdf);
 	
-	void   start_to_string();
+	void   start_to_string(const string& base_uri);
 	void   serialise(SharedPtr<GraphObject> object) throw (std::logic_error);
 	void   serialise_connection(SharedPtr<Shared::Connection> c) throw (std::logic_error);
 	string finish();