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Contents
module Krikri
##
# Implements SPARQL queries for finding RDF Resources by their PROV-O history.
module ProvenanceQueryClient
SPARQL_CLIENT = Repository.query_client
module_function
##
# Finds all entities generated or revised by the activity whose URI is
# given.
#
# @param activity_uri [#to_uri] the URI of the activity to search
#
# @return [RDF::SPARQL::Query] a query object that, when executed, will
# give solutions containing the URIs for the resources in `#record`.
def find_by_activity(activity_uri)
raise ArgumentError, 'activity_uri must be an RDF::URI' unless
activity_uri.respond_to? :to_uri
SPARQL_CLIENT.select(:record)
.where([:record,
[RDF::PROV.wasGeneratedBy, '|', RDF::DPLA.wasRevisedBy],
activity_uri])
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems