From a054212abbdb26e03ca42c91d0c86819d445bc5f Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Wed, 19 Sep 2007 20:21:12 +0000
Subject: Fix various serialization problems.

git-svn-id: http://svn.drobilla.net/lad/ingen@731 a436a847-0d15-0410-975c-d299462d15a1
---
 src/libs/serialisation/Loader.cpp | 40 ++++++++++++++++++++++++++++-----------
 1 file changed, 29 insertions(+), 11 deletions(-)

(limited to 'src/libs/serialisation')

diff --git a/src/libs/serialisation/Loader.cpp b/src/libs/serialisation/Loader.cpp
index e34b5503..1602ed6f 100644
--- a/src/libs/serialisation/Loader.cpp
+++ b/src/libs/serialisation/Loader.cpp
@@ -119,40 +119,58 @@ Loader::load(SharedPtr<EngineInterface> engine,
 	/* Load (plugin) nodes */
 
 	RDF::Query query(*rdf_world, Glib::ustring(
-			"SELECT DISTINCT ?name ?plugin ?floatkey ?floatval WHERE {\n") +
+			"SELECT DISTINCT ?name ?plugin ?floatkey ?floatval ?poly WHERE {\n") +
 			patch_uri + " ingen:node   ?node .\n"
 			"?node        ingen:name   ?name ;\n"
 			"             ingen:plugin ?plugin .\n"
 			"OPTIONAL { ?node ?floatkey ?floatval . \n"
 			"           FILTER ( datatype(?floatval) = xsd:decimal ) }\n"
+			"OPTIONAL { ?node ?polyphonic ?poly }\n"
 			"}");
 
 	RDF::Query::Results results = query.run(*rdf_world, model);
 
+	string node_name;
+	string node_plugin;
+	bool node_polyphonic = false;
+	map<const string, const Atom> metadata;
+
+	/* Get all node information */
 	for (RDF::Query::Results::iterator i = results.begin(); i != results.end(); ++i) {
 
-		const string name   = (*i)["name"].to_string();
-		const string plugin = (*i)["plugin"].to_string();
+		if (node_name.length() == 0)
+			node_name = (*i)["name"].to_string();
 
-		const Path node_path = patch_path.base() + (string)name;
+		if (node_plugin.length() == 0)
+			node_plugin = rdf_world->qualify((*i)["plugin"].to_string());
 
-		if (created.find(node_path) == created.end()) {
-			engine->create_node(node_path, plugin, false);
-			created.insert(node_path);
-		}
+		RDF::Node poly_node = (*i)["poly"];
+		if (poly_node.is_bool() && poly_node.to_bool() == true)
+			node_polyphonic = true;
 
-		string floatkey = rdf_world->prefixes().qualify((*i)["floatkey"].to_string());
+		const string floatkey = rdf_world->prefixes().qualify((*i)["floatkey"].to_string());
 		RDF::Node val_node = (*i)["floatval"];
 
 		if (floatkey != "" && val_node.is_float())
-			engine->set_metadata(patch_path.base() + name, floatkey, Atom(val_node.to_float()));
+			metadata.insert(make_pair(floatkey, Atom(val_node.to_float())));
+	}
+		
+	const Path node_path = patch_path.base() + node_name;
+			
+	/* Create node */
+	if (created.find(node_path) == created.end()) {
+		engine->create_node(node_path, node_plugin, node_polyphonic);
+		created.insert(node_path);
 	}
 
+	/* Set node metadata */
+	for (map<const string, const Atom>::const_iterator i = metadata.begin(); i != metadata.end(); ++i)
+		engine->set_metadata(patch_path.base() + node_name, i->first, i->second);
 
 	/* Load subpatches */
 
 	query = RDF::Query(*rdf_world, Glib::ustring(
-				"SELECT DISTINCT ?patch ?name WHERE {\n") +
+			"SELECT DISTINCT ?patch ?name WHERE {\n") +
 			patch_uri + " ingen:node ?patch .\n"
 			"?patch       a          ingen:Patch ;\n"
 			"             ingen:name ?name .\n"
-- 
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