Release preparation.

11 files changed, 237 insertions, 105 deletions

diff --git a/core.lv2/lv2.doap.ttl b/core.lv2/lv2.doap.ttl
index f01eadb..a17b142 100644
--- a/core.lv2/lv2.doap.ttl
+++ b/core.lv2/lv2.doap.ttl
@@ -91,7 +91,7 @@
 		dcs:blame <http://drobilla.net/drobilla#me> ;
 		dcs:changeset [
 			dcs:item [
-				rdfs:label "Initial packaging."
+				rdfs:label "Initial release."
 			]
 		]
 	] ;
diff --git a/ext/data-access.lv2/data-access.ttl b/ext/data-access.lv2/data-access.ttl
index a83da2e..1f2ec04 100644
--- a/ext/data-access.lv2/data-access.ttl
+++ b/ext/data-access.lv2/data-access.ttl
@@ -14,29 +14,69 @@
 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
 @prefix da:    <http://lv2plug.in/ns/ext/data-access#> .
+@prefix dcs:   <http://ontologi.es/doap-changeset#> .
+@prefix doap:  <http://usefulinc.com/ns/doap#> .
+@prefix foaf:  <http://xmlns.com/foaf/0.1/> .
 @prefix lv2:   <http://lv2plug.in/ns/lv2core#> .
 @prefix lv2ev: <http://lv2plug.in/ns/ext/event#> .
 @prefix rdf:   <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
 @prefix rdfs:  <http://www.w3.org/2000/01/rdf-schema#> .
-@prefix doap:  <http://usefulinc.com/ns/doap#> .
-@prefix foaf:  <http://xmlns.com/foaf/0.1/> .
+
+<http://drobilla.net/drobilla#me>
+	a foaf:Person ;
+	foaf:name "David Robillard" ;
+	foaf:homepage <http://drobilla.net/> ;
+	foaf:mbox <mailto:d@drobilla.net> ;
+	rdfs:seeAlso <http://drobilla.net/drobilla> .
 
 <http://lv2plug.in/ns/ext/data-access>
-	a lv2:Specification ;
+	a lv2:Specification ,
+		doap:Project ;
 	doap:license <http://opensource.org/licenses/isc-license> ;
 	doap:name "LV2 Data Access" ;
-    doap:shortdesc "Provides access to LV2_Descriptor::extension_data." ;
-    doap:release [
-        doap:revision "1.2" ;
-        doap:created "2011-05-26"
-    ] ;
-	doap:maintainer [
-		a foaf:Person ;
-		foaf:name "David Robillard" ;
-		foaf:homepage <http://drobilla.net/> ;
-		rdfs:seeAlso <http://drobilla.net/drobilla.xrdf>
+	doap:shortdesc "Provides access to LV2_Descriptor::extension_data()." ;
+	doap:developer <http://drobilla.net/drobilla#me> ;
+	doap:release [
+		doap:revision "1.4" ;
+		doap:created "2011-11-14" ;
+		doap:file-release <http://lv2plug.in/spec/lv2-data-access-1.4.tar.bz2> ;
+		dcs:blame <http://drobilla.net/drobilla#me> ;
+		dcs:changeset [
+			dcs:item [
+				rdfs:label "Update packaging."
+			] , [
+				rdfs:label "Improve documentation."
+			]
+		]
+	] , [
+		doap:revision "1.2" ;
+		doap:created "2011-05-26" ;
+		doap:file-release <http://lv2plug.in/spec/lv2-data-access-1.2.tar.bz2> ;
+		dcs:blame <http://drobilla.net/drobilla#me> ;
+		dcs:changeset [
+			dcs:item [
+				rdfs:label "Add build system for installation."
+			] , [
+				rdfs:label "Switch to ISC license."
+			]
+		]
+	] , [
+		doap:revision "1.0" ;
+		doap:created "2010-10-04" ;
+		doap:file-release <http://lv2plug.in/spec/lv2-data-access-1.0.tar.gz> ;
+		dcs:blame <http://drobilla.net/drobilla#me> ;
+		dcs:changeset [
+			dcs:item [
+				rdfs:label "Initial release."
+			]
+		]
 	] ;
-	rdfs:comment """
-This extension defines a method for (e.g.) plugin UIs to have (possibly
-marshalled) access to the extension_data function on a plugin instance.
-""" .
+	lv2:documentation """
+<p>This extension defines a feature, LV2_Extension_Data_Feature, which provides
+access to LV2_Descriptor::extension_data() for plugin UIs or other potentially
+remote users of a plugin.</p>
+
+<p>To support this feature the host must pass an LV2_Feature struct to the
+instantiate method with URI "http://lv2plug.in/ns/ext/data-access" and data
+pointed to an instance of LV2_Extension_Data_Feature.</p>
+""" .
\ No newline at end of file
diff --git a/ext/data-access.lv2/manifest.ttl b/ext/data-access.lv2/manifest.ttl
index 9d26fab..f7ccd9d 100644
--- a/ext/data-access.lv2/manifest.ttl
+++ b/ext/data-access.lv2/manifest.ttl
@@ -4,6 +4,6 @@
 <http://lv2plug.in/ns/ext/data-access>
 	a lv2:Specification ;
 	lv2:minorVersion 1 ;
-	lv2:microVersion 2 ;
+	lv2:microVersion 4 ;
 	rdfs:seeAlso <data-access.ttl> .
 
diff --git a/ext/instance-access.lv2/instance-access.ttl b/ext/instance-access.lv2/instance-access.ttl
index 5e1b9f8..f3d1a42 100644
--- a/ext/instance-access.lv2/instance-access.ttl
+++ b/ext/instance-access.lv2/instance-access.ttl
@@ -13,34 +13,68 @@
 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
+@prefix dcs:   <http://ontologi.es/doap-changeset#> .
+@prefix doap:  <http://usefulinc.com/ns/doap#> .
+@prefix foaf:  <http://xmlns.com/foaf/0.1/> .
 @prefix ia:    <http://lv2plug.in/ns/ext/instance-access#> .
 @prefix lv2:   <http://lv2plug.in/ns/lv2core#> .
 @prefix lv2ev: <http://lv2plug.in/ns/ext/event#> .
 @prefix rdf:   <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
 @prefix rdfs:  <http://www.w3.org/2000/01/rdf-schema#> .
-@prefix doap:  <http://usefulinc.com/ns/doap#> .
-@prefix foaf:  <http://xmlns.com/foaf/0.1/> .
+
+<http://drobilla.net/drobilla#me>
+	a foaf:Person ;
+	foaf:name "David Robillard" ;
+	foaf:homepage <http://drobilla.net/> ;
+	foaf:mbox <mailto:d@drobilla.net> ;
+	rdfs:seeAlso <http://drobilla.net/drobilla> .
 
 <http://lv2plug.in/ns/ext/instance-access>
 	a lv2:Specification ;
 	doap:license <http://opensource.org/licenses/isc-license> ;
 	doap:name "LV2 Instance Access" ;
-    doap:shortdesc "Provides access to the LV2_Handle of a plugin." ;
-    doap:release [
-        doap:revision "1.2" ;
-        doap:created "2011-05-26"
-    ] ;
-	doap:maintainer [
-		a foaf:Person ;
-		foaf:name "David Robillard" ;
-		foaf:homepage <http://drobilla.net/> ;
-		rdfs:seeAlso <http://drobilla.net/drobilla.xrdf>
+	doap:shortdesc "Provides access to the LV2_Handle of a plugin." ;
+	doap:developer <http://drobilla.net/drobilla#me> ;
+	doap:release [
+		doap:revision "1.4" ;
+		doap:created "2011-11-14" ;
+		doap:file-release <http://lv2plug.in/spec/lv2-instance-access-1.4.tar.bz2> ;
+		dcs:blame <http://drobilla.net/drobilla#me> ;
+		dcs:changeset [
+			dcs:item [
+				rdfs:label "Update packaging."
+			] , [
+				rdfs:label "Improve documentation."
+			]
+		]
+	] , [
+		doap:revision "1.2" ;
+		doap:created "2011-05-26" ;
+		doap:file-release <http://lv2plug.in/spec/lv2-instance-access-1.2.tar.bz2> ;
+		dcs:blame <http://drobilla.net/drobilla#me> ;
+		dcs:changeset [
+			dcs:item [
+				rdfs:label "Add build system for installation."
+			] , [
+				rdfs:label "Switch to ISC license."
+			]
+		]
+	] , [
+		doap:revision "1.0" ;
+		doap:created "2010-10-04" ;
+		doap:file-release <http://lv2plug.in/spec/lv2-instance-access-1.0.tar.gz> ;
+		dcs:blame <http://drobilla.net/drobilla#me> ;
+		dcs:changeset [
+			dcs:item [
+				rdfs:label "Initial release."
+			]
+		]
 	] ;
-	rdfs:comment """
-This extension defines a method for (e.g.) plugin UIs to get a direct handle to
-an LV2 plugin instance (LV2_Handle), if possible.
+	lv2:documentation """
+<p>This extension defines a feature which allows plugin UIs to get a direct
+handle to an LV2 plugin instance (LV2_Handle), if possible.</p>
 
-To support this feature the host must pass an LV2_Feature struct to the UI
+<p>To support this feature the host must pass an LV2_Feature struct to the UI
 instantiate method with URI "http://lv2plug.in/ns/ext/instance-access" and data
-pointed directly to the LV2_Handle of the plugin instance.
+pointed directly to the LV2_Handle of the plugin instance.</p>
 """ .
diff --git a/ext/instance-access.lv2/manifest.ttl b/ext/instance-access.lv2/manifest.ttl
index 67571cf..d6412c5 100644
--- a/ext/instance-access.lv2/manifest.ttl
+++ b/ext/instance-access.lv2/manifest.ttl
@@ -4,6 +4,6 @@
 <http://lv2plug.in/ns/ext/instance-access>
 	a lv2:Specification ;
 	lv2:minorVersion 1 ;
-	lv2:microVersion 2 ;
+	lv2:microVersion 4 ;
 	rdfs:seeAlso <instance-access.ttl> .
 
diff --git a/ext/midi.lv2/manifest.ttl b/ext/midi.lv2/manifest.ttl
index a701fe0..a8e194e 100644
--- a/ext/midi.lv2/manifest.ttl
+++ b/ext/midi.lv2/manifest.ttl
@@ -4,6 +4,6 @@
 <http://lv2plug.in/ns/ext/midi>
 	a lv2:Specification ;
 	lv2:minorVersion 1 ;
-	lv2:microVersion 3 ;
+	lv2:microVersion 4 ;
 	rdfs:seeAlso <midi.ttl> .
 
diff --git a/ext/midi.lv2/midi.ttl b/ext/midi.lv2/midi.ttl
index bf293d1..0b66f42 100644
--- a/ext/midi.lv2/midi.ttl
+++ b/ext/midi.lv2/midi.ttl
@@ -14,35 +14,70 @@
 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
+@prefix dcs:  <http://ontologi.es/doap-changeset#> .
 @prefix atom: <http://lv2plug.in/ns/ext/atom#> .
 @prefix doap: <http://usefulinc.com/ns/doap#> .
-@prefix ev: <http://lv2plug.in/ns/ext/event#> .
+@prefix ev:   <http://lv2plug.in/ns/ext/event#> .
 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
-@prefix lv2: <http://lv2plug.in/ns/lv2core#> .
+@prefix lv2:  <http://lv2plug.in/ns/lv2core#> .
 @prefix midi: <http://lv2plug.in/ns/ext/midi#> .
 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
 
+<http://drobilla.net/drobilla#me>
+	a foaf:Person ;
+	foaf:name "David Robillard" ;
+	foaf:homepage <http://drobilla.net/> ;
+	foaf:mbox <mailto:d@drobilla.net> ;
+	rdfs:seeAlso <http://drobilla.net/drobilla> .
+
+_:larsl
+	a foaf:Person ;
+	foaf:name "Lars Luthman" ;
+	foaf:mbox <mailto:lars.luthman@gmail.com> .
+
 <http://lv2plug.in/ns/ext/midi>
 	a lv2:Specification ;
 	doap:license <http://opensource.org/licenses/isc-license> ;
 	doap:name "LV2 MIDI" ;
 	doap:shortdesc "A data type for raw MIDI." ;
+	doap:maintainer <http://drobilla.net/drobilla#me> ;
+	doap:developer _:larsl ;
 	doap:release [
-		doap:revision "1.3" ;
-		doap:created "2011-11-04"
-	] ;
-	doap:maintainer [
-		a foaf:Person ;
-		foaf:name "David Robillard" ;
-		foaf:homepage <http://drobilla.net/> ;
-		rdfs:seeAlso <http://drobilla.net/drobilla.xrdf>
+		doap:revision "1.4" ;
+		doap:created "2011-11-14" ;
+		doap:file-release <http://lv2plug.in/spec/lv2-midi-1.4.tar.bz2> ;
+		dcs:blame <http://drobilla.net/drobilla#me> ;
+		dcs:changeset [
+			dcs:item [
+				rdfs:label "Update packaging."
+			] , [
+				rdfs:label "Improve documentation."
+			]
+		]
+	] , [
+		doap:revision "1.2" ;
+		doap:created "2011-05-26" ;
+		doap:file-release <http://lv2plug.in/spec/lv2-midi-1.2.tar.bz2> ;
+		dcs:blame <http://drobilla.net/drobilla#me> ;
+		dcs:changeset [
+			dcs:item [
+				rdfs:label "Add build system for installation."
+			] , [
+				rdfs:label "Switch to ISC license."
+			]
+		]
+	] , [
+		doap:revision "1.0" ;
+		doap:created "2010-10-04" ;
+		doap:file-release <http://lv2plug.in/spec/lv2-midi-1.0.tar.gz> ;
+		dcs:blame <http://drobilla.net/drobilla#me> ;
+		dcs:changeset [
+			dcs:item [
+				rdfs:label "Initial release."
+			]
+		]
 	] ;
-	doap:developer [
-		a foaf:Person ;
-		foaf:name "Lars Luthman" ;
-		foaf:mbox <mailto:lars.luthman@gmail.com>
-	] ;
-    lv2:documentation """
+	lv2:documentation """
 <p>This extension defines a data type for a MIDI message, midi:MidiEvent, which
 is normalized for fast and convenient processing by plugins.  It is
 particularly useful as the payload of an <a
@@ -58,7 +93,7 @@ midi:MidiEvent
 	lv2:documentation """
 <p>A single raw MIDI message (i.e. a sequence of bytes).</p>
 
-<p>These is equivalent to a standard MIDI messages, except with the following
+<p>This is equivalent to a standard MIDI messages, except with the following
 restrictions to simplify handling:</p>
 <ul>
   <li>Running status is not allowed, every message must have its own status
diff --git a/ext/presets.lv2/manifest.ttl b/ext/presets.lv2/manifest.ttl
index 09ea111..51985ab 100644
--- a/ext/presets.lv2/manifest.ttl
+++ b/ext/presets.lv2/manifest.ttl
@@ -4,6 +4,6 @@
 <http://lv2plug.in/ns/ext/presets>
 	a lv2:Specification ;
 	lv2:minorVersion 2 ;
-	lv2:microVersion 1 ;
+	lv2:microVersion 2 ;
 	rdfs:seeAlso <presets.ttl> .
 
diff --git a/ext/presets.lv2/presets.ttl b/ext/presets.lv2/presets.ttl
index 165fc57..ebe6d0f 100644
--- a/ext/presets.lv2/presets.ttl
+++ b/ext/presets.lv2/presets.ttl
@@ -1,53 +1,70 @@
 # LV2 Presets Extension
-# PROVISIONAL
-# Copyright (C) 2009 David Robillard <d@drobilla.net>
+# Copyright 2009-2011 David Robillard <d@drobilla.net>
 #
-# Permission is hereby granted, free of charge, to any person obtaining a
-# copy of this software and associated documentation files (the "Software"),
-# to deal in the Software without restriction, including without limitation
-# the rights to use, copy, modify, merge, publish, distribute, sublicense,
-# and/or sell copies of the Software, and to permit persons to whom the
-# Software is furnished to do so, subject to the following conditions:
-# 
-# The above copyright notice and this permission notice shall be included
-# in all copies or substantial portions of the Software.
-# 
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
-# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
-# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
-# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-# OTHER DEALINGS IN THE SOFTWARE.
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-@prefix pset: <http://lv2plug.in/ns/ext/presets#> .
+@prefix dcs:  <http://ontologi.es/doap-changeset#> .
+@prefix doap: <http://usefulinc.com/ns/doap#> .
+@prefix foaf: <http://xmlns.com/foaf/0.1/> .
 @prefix lv2:  <http://lv2plug.in/ns/lv2core#> .
+@prefix owl:  <http://www.w3.org/2002/07/owl#> .
+@prefix pset: <http://lv2plug.in/ns/ext/presets#> .
 @prefix rdf:  <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
-@prefix owl:  <http://www.w3.org/2002/07/owl#> .
 @prefix xsd:  <http://www.w3.org/2001/XMLSchema#> .
-@prefix doap: <http://usefulinc.com/ns/doap#> .
-@prefix foaf: <http://xmlns.com/foaf/0.1/> .
 
-<http://lv2plug.in/ns/ext/presets> a lv2:Specification ;
+<http://drobilla.net/drobilla#me>
+	a foaf:Person ;
+	foaf:name "David Robillard" ;
+	foaf:homepage <http://drobilla.net/> ;
+	foaf:mbox <mailto:d@drobilla.net> ;
+	rdfs:seeAlso <http://drobilla.net/drobilla> .
+
+<http://lv2plug.in/ns/ext/presets>
+	a lv2:Specification ;
 	doap:license <http://usefulinc.com/doap/licenses/mit> ;
-	doap:name    "LV2 Presets" ;
+	doap:name "LV2 Presets" ;
 	doap:shortdesc "Presets for LV2 plugins. " ;
+	doap:maintainer <http://drobilla.net/drobilla#me> ;
 	doap:release [
-		doap:revision "2.1" ;
-		doap:created "2010-10-29"
-	] ;
-	doap:maintainer [
-		a foaf:Person ;
-		foaf:name     "David Robillard" ;
-		foaf:homepage <http://drobilla.net/> ;
-		rdfs:seeAlso  <http://drobilla.net/drobilla.rdf>
+		doap:revision "2.2" ;
+		doap:created "2011-11-14" ;
+		doap:file-release <http://lv2plug.in/spec/lv2-presets-2.2.tar.bz2> ;
+		dcs:blame <http://drobilla.net/drobilla#me> ;
+		dcs:changeset [
+			dcs:item [
+				rdfs:label "Update packaging."
+			] , [
+				rdfs:label "Improve documentation."
+			]
+		]
+	] , [
+		doap:revision "2.0" ;
+		doap:created "2010-10-04" ;
+		doap:file-release <http://lv2plug.in/spec/lv2-presets-2.0.tar.gz> ;
+		dcs:blame <http://drobilla.net/drobilla#me> ;
+		dcs:changeset [
+			dcs:item [
+				rdfs:label "Initial release."
+			]
+		]
 	] ;
 	rdfs:comment """
 Defines presets (e.g. named sets of control values) for LV2 plugins.
 """ .
 
-pset:Preset a rdfs:Class ;
+pset:Preset
+	a rdfs:Class ;
 	rdfs:subClassOf lv2:PluginBase ;
 	rdfs:label "LV2 Preset" ;
 	rdfs:subClassOf [
@@ -69,10 +86,11 @@ Each Port on a Preset MUST have at least a lv2:symbol property and a
 pset:value property.
 """ .
 
-pset:appliesTo a rdf:Property ;
-	rdfs:domain  pset:Preset ;
-	rdfs:range   lv2:Plugin ;
-	rdfs:label   "Applies to" ;
+pset:appliesTo
+	a rdf:Property ;
+	rdfs:domain pset:Preset ;
+	rdfs:range lv2:Plugin ;
+	rdfs:label "Applies to" ;
 	rdfs:comment """
 Specifies the Plugin(s) a Preset may be applied to.  When a Preset applies
 to a Plugin, that Preset SHOULD have ports for every control port on that
@@ -85,11 +103,11 @@ in some way.  The host SHOULD simply ignore any values on a Preset it does
 not understand.
 """ .
 
-pset:value a rdf:Property ;
-	rdfs:domain  lv2:Port ;
-	rdfs:label   "Has value" ;
+pset:value
+	a rdf:Property ;
+	rdfs:domain lv2:Port ;
+	rdfs:label "Has value" ;
 	rdfs:comment """
 Specifies the value of a Port on some Preset.  This property is used
 in a similar way to e.g. lv2:default.
 """ .
-
diff --git a/extensions/ui.lv2/lv2-ui.doap.ttl b/extensions/ui.lv2/lv2-ui.doap.ttl
index 0f9c03a..44b135d 100644
--- a/extensions/ui.lv2/lv2-ui.doap.ttl
+++ b/extensions/ui.lv2/lv2-ui.doap.ttl
@@ -56,7 +56,7 @@
 		dcs:blame <http://drobilla.net/drobilla#me> ;
 		dcs:changeset [
 			dcs:item [
-				rdfs:label "Initial packaging."
+				rdfs:label "Initial release."
 			]
 		]
 	] .
diff --git a/gendoc.py b/gendoc.py
index 84442f0..2f6ae7e 100755
--- a/gendoc.py
+++ b/gendoc.py
@@ -170,13 +170,18 @@ for dir in ['ext', 'extensions']:
         date = None
         for r in model.triples([ext_node, doap.release, None]):
             revision = model.value(r[2], doap.revision, None)
-            if revision != ("%d.%d" % (minor, micro)):
-                print("warning: %s: doap:revision %s != %d.%d" % (
-                        bundle, revision, minor, micro))
-                continue
+            if revision == ("%d.%d" % (minor, micro)):
+                date = model.value(r[2], doap.created, None)
+                break
 
-            date = model.value(r[2], doap.created, None)
-            break
+        # Verify that this date is the latest
+        for r in model.triples([ext_node, doap.release, None]):
+            revision = model.value(r[2], doap.revision, None)
+            this_date = model.value(r[2], doap.created, None)
+            if this_date > date:
+                print "warning: revision %d.%d (%s) is not the latest release" % (
+                    minor, micro, date)
+                break
         
         # Get short description
         shortdesc = model.value(ext_node, doap.shortdesc, None)