import.rb revision 9f820b8418985826ffbe714a8c509ff34db315a7
module Ontology::Import
extend ActiveSupport::Concern
def import_xml(io)
now = Time.now
transaction do
root = nil
ontology = nil
link = nil
ontologies_count = 0
OntologyParser.parse io,
root: Proc.new { |h|
root = h
},
ontology: Proc.new { |h|
ontologies_count += 1
if distributed?
# generate IRI for sub-ontology
child_name = h['name']
child_iri = iri_for_child(child_name)
# find or create sub-ontology by IRI
ontology = self.children.find_by_iri(child_iri)
ontology ||= SingleOntology.create!({iri: child_iri, name: child_name, parent: self}, without_protection: true)
else
raise "more than one ontology found" if ontologies_count > 1
ontology = self
end
if h['language']
ontology.language = Language.find_or_create_by_name_and_iri! h['language'], 'http://purl.net/dol/language/' + h['language']
end
if h['logic']
ontology.logic = Logic.find_or_create_by_name_and_iri! h['logic'], 'http://purl.net/dol/logics/' + h['logic']
end
ontology.entities_count = 0
ontology.sentences_count = 0
},
ontology_end: Proc.new {
# remove outdated sentences and entities
conditions = ['updated_at < ?', now]
ontology.entities.where(conditions).destroy_all
ontology.sentences.where(conditions).delete_all
ontology.save!
},
symbol: Proc.new { |h|
ontology.entities.update_or_create_from_hash(h, now)
ontology.entities_count += 1
},
axiom: Proc.new { |h|
ontology.sentences.update_or_create_from_hash(h, now)
ontology.sentences_count += 1
},
link: Proc.new { |h|
self.links.update_or_create_from_hash(h, now)
}
save!
end
end
def import_xml_from_file(path)
import_xml File.open path
end
def import_latest_version
import_xml_from_file versions.last.xml_file.current_path
end
end