Load internal plugin data files and rework documentation code to work the same as LV2 plugins (fix #671).

git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@4910 a436a847-0d15-0410-975c-d299462d15a1

4 files changed, 45 insertions, 16 deletions

diff --git a/src/World.cpp b/src/World.cpp
index cccb5044..8b6a58ea 100644
--- a/src/World.cpp
+++ b/src/World.cpp
@@ -42,7 +42,6 @@ class Store;
 
 namespace Serialisation { class Parser; class Serialiser; }
 
-
 /** Load a dynamic module from the default path.
  *
  * This will check in the directories specified in the environment variable
@@ -135,6 +134,20 @@ public:
 		rdf_world->add_prefix("owl",   "http://www.w3.org/2002/07/owl#");
 		rdf_world->add_prefix("rdfs",  "http://www.w3.org/2000/01/rdf-schema#");
 		rdf_world->add_prefix("xsd",   "http://www.w3.org/2001/XMLSchema#");
+
+		// Load internal 'plugin' information into lilv world
+		LilvNode* rdf_type = lilv_new_uri(
+			lilv_world, "http://www.w3.org/1999/02/22-rdf-syntax-ns#type");
+		LilvNode* ingen_Plugin = lilv_new_uri(
+			lilv_world, "http://drobilla.net/ns/ingen#Plugin");
+		LilvNodes* internals = lilv_world_find_nodes(
+			lilv_world, NULL, rdf_type, ingen_Plugin);
+		LILV_FOREACH(nodes, i, internals) {
+			const LilvNode* internal = lilv_nodes_get(internals, i);
+			lilv_world_load_resource(lilv_world, internal);
+		}
+		lilv_node_free(rdf_type);
+		lilv_node_free(ingen_Plugin);
 	}
 
 	~Impl()
diff --git a/src/client/PluginModel.cpp b/src/client/PluginModel.cpp
index 87d1aa92..63113e54 100644
--- a/src/client/PluginModel.cpp
+++ b/src/client/PluginModel.cpp
@@ -273,27 +273,38 @@ PluginModel::get_lv2_icon_path(const LilvPlugin* plugin)
 	return result;
 }
 
+static std::string
+heading(const std::string& text, bool html)
+{
+	if (html) {
+		return std::string("<h2>") + text + "</h2>\n";
+	} else {
+		return text + ":\n\n";
+	}
+}
+		
 std::string
-PluginModel::documentation(bool* html) const
+PluginModel::documentation(bool html) const
 {
 	std::string doc;
-	if (!_lilv_plugin) {
-		return doc;
-	}
+
+	LilvNode* subject = (_lilv_plugin)
+		? lilv_node_duplicate(lilv_plugin_get_uri(_lilv_plugin))
+		: lilv_new_uri(_lilv_world, uri().c_str());
 
 	LilvNode* lv2_documentation = lilv_new_uri(_lilv_world,
 	                                           LILV_NS_LV2 "documentation");
 	LilvNode* rdfs_comment = lilv_new_uri(_lilv_world,
 	                                      LILV_NS_RDFS "comment");
 
-	LilvNodes* vals = lilv_plugin_get_value(_lilv_plugin, lv2_documentation);
-	if (vals) {
-		*html = true;
-		doc += std::string("<h2>") + human_name() + "</h2>\n";
-	} else {
-		*html = false;
-		vals = lilv_plugin_get_value(_lilv_plugin, rdfs_comment);
+	LilvNodes* vals = lilv_world_find_nodes(
+		_lilv_world, subject, lv2_documentation, NULL);
+	if (!vals) {
+		vals = lilv_world_find_nodes(
+			_lilv_world, subject, rdfs_comment, NULL);
+		// TODO: If not html, must convert to plain text
 	}
+	doc += heading(human_name(), html);
 
 	if (vals) {
 		const LilvNode* val = lilv_nodes_get_first(vals);
@@ -303,7 +314,7 @@ PluginModel::documentation(bool* html) const
 	}
 	lilv_node_free(rdfs_comment);
 	lilv_node_free(lv2_documentation);
-
+	lilv_node_free(subject);
 	lilv_nodes_free(vals);
 
 	return doc;
@@ -317,7 +328,7 @@ PluginModel::port_documentation(uint32_t index) const
 	if (!_lilv_plugin)
 		return doc;
 
-	const LilvPort*  port = lilv_plugin_get_port_by_index(_lilv_plugin, index);
+	const LilvPort* port = lilv_plugin_get_port_by_index(_lilv_plugin, index);
 
 	//LilvNode lv2_documentation = lilv_new_uri(
 	//	_lilv_world, LILV_NAMESPACE_LV2 "documentation");
diff --git a/src/gui/GraphBox.cpp b/src/gui/GraphBox.cpp
index 17631794..ef3b3c8c 100644
--- a/src/gui/GraphBox.cpp
+++ b/src/gui/GraphBox.cpp
@@ -325,6 +325,7 @@ GraphBox::set_documentation(const std::string& doc, bool html)
 #else
 	Gtk::TextView* view = Gtk::manage(new Gtk::TextView());
 	view->get_buffer()->set_text(doc);
+	view->set_wrap_mode(Gtk::WRAP_WORD);
 	_doc_scrolledwindow->add(*view);
 	view->show();
 #endif
diff --git a/src/gui/NodeModule.cpp b/src/gui/NodeModule.cpp
index 5542bef6..1409368e 100644
--- a/src/gui/NodeModule.cpp
+++ b/src/gui/NodeModule.cpp
@@ -41,6 +41,7 @@
 #include "SubgraphModule.hpp"
 #include "WidgetFactory.hpp"
 #include "WindowFactory.hpp"
+#include "ingen_config.h"
 
 using namespace std;
 
@@ -441,9 +442,12 @@ NodeModule::on_selected(gboolean selected)
 	if (selected && win->documentation_is_visible()) {
 		GraphWindow* win = app().window_factory()->parent_graph_window(block());
 		std::string doc;
-		bool        html = false;
+		bool html = false;
+#ifdef HAVE_WEBKIT
+		html = true;
+#endif
 		if (block()->plugin_model()) {
-			doc = block()->plugin_model()->documentation(&html);
+			doc = block()->plugin_model()->documentation(html);
 		}
 		win->set_documentation(doc, html);
 	}