data-pipeline-information-system-sparql/brouillon.js

Sparql function to query/update RDF through SPARQL 1.1

// Parse a SPARQL query to a JSON object
var SparqlParser = require('sparqljs').Parser;
var parser = new SparqlParser();
var parsedQuery = parser.parse(
`
SELECT (CONCAT("{", "'uri':", "'", ?uri, "'", ",", "'label':", "'", ?label, "'", ",", "'description':", "'", ?description, "'", ",", "'agents':[", GROUP_CONCAT(DISTINCT CONCAT(?agents); SEPARATOR = ","), "]", "}") AS ?Processus) WHERE {
    ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.semanticweb.org/heinrich/ontologies/ECPP#Processus>;
      <http://www.w3.org/2000/01/rdf-schema#label> ?label.
    ?uri <http://www.semanticweb.org/heinrich/ontologies/ECPP#involve> ?agents.
    OPTIONAL { ?uri <http://www.w3.org/2004/02/skos/core#definition> ?description. }
    FILTER((BOUND(?description)) && (REGEX(STR(?description), "first", "i")))
  
  {
    SELECT (CONCAT("{", "'uri':", "'", ?uri, "'", ",", "'label':", "'", ?label, "'", ",", "'synonym':[", GROUP_CONCAT(DISTINCT CONCAT("'", ?synonym, "'"); SEPARATOR = ","), "]", "}") AS ?NALTnode) (?uri AS ?agents) WHERE {
      ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2004/02/skos/core#Concept>;
        <http://www.w3.org/2004/02/skos/core#prefLabel> ?label;
        <http://www.w3.org/2004/02/skos/core#altLabel> ?synonym.
      FILTER(REGEX(STR(?label), "idiu", "i"))
    }
    GROUP BY ?uri ?label
  }
  }
  GROUP BY ?uri ?label ?description`
  );


  parsedQuery = parser.parse(
    `
    SELECT (CONCAT("{", "'uri':", "'", ?uri, "'", ",", "'label':", "'", ?label, "'", ",", "'description':", "'", ?description, "'", ",", "'agents':[", GROUP_CONCAT(DISTINCT CONCAT(?agents); SEPARATOR = ","), "]", "}") AS ?Processus) WHERE {
        ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.semanticweb.org/heinrich/ontologies/ECPP#Processus>;
          <http://www.w3.org/2000/01/rdf-schema#label> ?label.
        OPTIONAL { ?uri <http://www.w3.org/2004/02/skos/core#definition> ?description. }
        ?uri <http://www.semanticweb.org/heinrich/ontologies/ECPP#involve> ?agents_pKey.
        {
          SELECT (CONCAT("{", "'uri':", "'", ?uri, "'", ",", "'label':", "'", ?label, "'", ",", "'synonym':[", GROUP_CONCAT(DISTINCT CONCAT("'", ?synonym, "'"); SEPARATOR = ","), "]", "}") AS ?agents) (?uri AS ?agents_pKey) WHERE {
            ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2004/02/skos/core#Concept>;
              <http://www.w3.org/2004/02/skos/core#prefLabel> ?label.
            FILTER((LANG(?label)) = "en")
            OPTIONAL {
              ?uri <http://www.w3.org/2004/02/skos/core#altLabel> ?synonym.
              FILTER((LANG(?synonym)) = "en")
            }
          }
          GROUP BY ?uri ?label
          HAVING ((COUNT(DISTINCT ?synonym)) >= 2.5)
        }
      }
      GROUP BY ?uri ?label ?description`
      );
console.log(JSON.stringify(parsedQuery))

// Regenerate a SPARQL query from a JSON object
var SparqlGenerator = require('sparqljs').Generator;
var generator = new SparqlGenerator();
// parsedQuery.variables = ['?mickey'];
var generatedQuery = generator.stringify(parsedQuery);
// console.log(generatedQuery)