def getDataset(self, dataset_name):
from csv2rdf.ckan.package import Package
package = {}
filename = os.path.join(self.datasetCacheFolder, dataset_name)
if (os.path.isfile(filename)):
package = self._datasetCacheGet(dataset_name)
else:
package = Package(dataset_name)
del (package.ckan)
logger.info("Dumping package %s" % dataset_name)
self._datasetCachePut(package)
return package
def get_metadata(self):
"""
Resource has to be initialized
"""
package_name = self.request_package_name()
package = Package(package_name)
package_metadata = package.get_metadata()
model = RDF.Model()
parser = RDF.Parser()
parser.parse_string_into_model(model, package_metadata, "http://localhost/")
output_model = RDF.Model()
#title is label
title_predicate = "http://purl.org/dc/terms/title"
qs = RDF.Statement(subject = None,
predicate = RDF.Node(uri_string = title_predicate),
object = None)
for statement in model.find_statements(qs):
statement.subject = RDF.Node(RDF.Uri("http://data.publicdata.eu/"+str(self.id)))
statement.predicate = RDF.Node(RDF.Uri("http://www.w3.org/2000/01/rdf-schema#label"))
output_model.add_statement(statement)
break
#description is comment
description_predicate = "http://purl.org/dc/terms/description"
qs = RDF.Statement(subject = None,
predicate = RDF.Node(uri_string = description_predicate),
object = None)
for statement in model.find_statements(qs):
statement.subject = RDF.Node(RDF.Uri("http://data.publicdata.eu/"+str(self.id)))
statement.predicate = RDF.Node(RDF.Uri("http://www.w3.org/2000/01/rdf-schema#comment"))
output_model.add_statement(statement)
break
serializer = RDF.Serializer()
return serializer.serialize_model_to_string(output_model)
import RDF
from csv2rdf.ckan.resource import Resource
from csv2rdf.ckan.package import Package
resource_id = "69f7e7ad-1efa-4f0c-8f0b-71949f55a743"
if __name__ == "__main__":
res = Resource(resource_id)
res.init()
package_name = res.request_package_name()
package = Package(package_name)
package_metadata = package.get_metadata()
model = RDF.Model()
parser = RDF.Parser()
parser.parse_string_into_model(model, package_metadata, "http://localhost/")
#title is label
title_predicate = "http://purl.org/dc/terms/title"
qs = RDF.Statement(subject = None,
predicate = RDF.Node(uri_string = title_predicate),
object = None)
for statement in model.find_statements(qs):
title_statement = statement
break
#description is comment
description_predicate = "http://purl.org/dc/terms/description"
qs = RDF.Statement(subject = None,
predicate = RDF.Node(uri_string = description_predicate),
object = None)
for statement in model.find_statements(qs):
description_statement = statement
