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authorDavid Robillard <d@drobilla.net>2010-10-20 18:47:01 +0000
committerDavid Robillard <d@drobilla.net>2010-10-20 18:47:01 +0000
commitf60ef36a6de1cbdde7cedae8b16bdaccdac26549 (patch)
treec3cd0b7845d452be7095f8c0146350843e33c557 /lv2include/lv2include.py
parent2be75b8d22dedbc2b2d011700659552def2bc72b (diff)
downloadlv2-f60ef36a6de1cbdde7cedae8b16bdaccdac26549.tar.xz
Better RDF library abstraction (just use URIs, don't depend on node object style).
Diffstat (limited to 'lv2include/lv2include.py')
-rwxr-xr-xlv2include/lv2include.py16
1 files changed, 11 insertions, 5 deletions
diff --git a/lv2include/lv2include.py b/lv2include/lv2include.py
index f4b9b3c..5a8900b 100755
--- a/lv2include/lv2include.py
+++ b/lv2include/lv2include.py
@@ -35,15 +35,22 @@ import sys
import RDF
def rdf_load(uri):
+ "Load an RDF model"
model = RDF.Model()
parser = RDF.Parser(name="guess")
parser.parse_into_model(model, uri)
return model
-def rdf_find(model, s, p, o):
- return model.find_statements(RDF.Statement(s, p, o))
+def rdf_find_type(model, rdf_type):
+ "Return a list of the URIs of all resources in model with a given type"
+ results = model.find_statements(RDF.Statement(None, rdf.type, rdf_type))
+ ret = []
+ for r in results:
+ ret.append(str(r.subject.uri))
+ return ret
def rdf_namespace(uri):
+ "Create a new RDF namespace"
return RDF.NS(uri)
rdf = rdf_namespace('http://www.w3.org/1999/02/22-rdf-syntax-ns#')
@@ -96,9 +103,8 @@ def build_tree(search_path, outdir):
manifest = rdf_load('file://' + os.path.join(bundle, 'manifest.ttl'))
# Query extension URI
- results = rdf_find(manifest, None, rdf.type, lv2.Specification)
- for r in results:
- ext_uri = str(r.subject.uri)
+ specs = rdf_find_type(manifest, lv2.Specification)
+ for ext_uri in specs:
ext_scheme = ext_uri[0:ext_uri.find(':')]
ext_path = os.path.normpath(ext_uri[ext_uri.find(':') + 1:].lstrip('/'))
ext_dir = os.path.join(outdir, ext_scheme, ext_path)