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v6 initial commit, maybe more to follow

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Josip Milovac 2022-11-22 13:30:19 +11:00
parent 7f91be86c0
commit d6a32870bc
34 changed files with 16875 additions and 0 deletions
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test/comunicaSPARQL/index.js Normal file
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const newEngine = require('@comunica/actor-init-sparql').newEngine;
const N3 = require('n3');
const jsonld = require('jsonld')
const DataFactory = require('n3').DataFactory;
const parser = new N3.Parser({format: 'application/n-quads'});
const store = new N3.Store();
const myEngine = newEngine();
const doc = {
"http://schema.org/name": "Manu Sporny",
"http://schema.org/url": {"@id": "http://manu.sporny.org/"},
"http://schema.org/image": {"@id": "http://manu.sporny.org/images/manu.png"}
};
jsonld.toRDF(doc, {format: 'application/n-quads'}, (err, nquads) => {
// nquads is a string of N-Quads
// console.log(nquads);
var quad= [];
parser.parse(
nquads,
(error, quadN, prefixes) => {
// console.log(quadN)
if (quadN)
{
store.addQuad(DataFactory.quad(
DataFactory.namedNode(quadN.subject.id), DataFactory.namedNode(quadN.predicate.id), DataFactory.namedNode(quadN.object.id)));
}
else
console.log("finished");
// console.log(quadN)
});
const start = async function (a,b){
const result = await myEngine.query('SELECT * WHERE {?s ?p ?o } LIMIT 100',
{ sources: [{ type: 'rdfjsSource', value: store}] })
result.bindingsStream.on('data', (data) => console.log(data.toObject()));
};
start()
console.log(quad)
// store.addQuad(DataFactory.quad(
// DataFactory.namedNode(quad.subject.id), DataFactory.namedNode(quad.predicate.id), DataFactory.namedNode(quad.object.id)));
// store.addQuad(DataFactory.quad(
// DataFactory.namedNode('http://schema.org/image'), DataFactory.namedNode('http://manu.sporny.org/images/manu.png'), DataFactory.namedNode('http://schema.org/name')));
// store.addQuad(DataFactory.quad(
// DataFactory.namedNode('http://schema.org/url'), DataFactory.namedNode('http://manu.sporny.org/'), DataFactory.namedNode('http://dbpedia.org/resource/Ghent')));
//console.log(store)
// const start = async function (a,b){
// const result = await myEngine.query('SELECT * WHERE {?s ?p <http://manu.sporny.org/images/manu.png>. ?s ?p ?o } LIMIT 100',
// { sources: [{ type: 'rdfjsSource', value: store}] })
// result.bindingsStream.on('data', (data) => console.log(data.toObject()));
// };
// start()
});
// store.addQuad(DataFactory.quad(
// DataFactory.namedNode('http://schema.org/image'), DataFactory.namedNode('http://manu.sporny.org/images/manu.png'), DataFactory.namedNode('http://schema.org/name')));
// store.addQuad(DataFactory.quad(
// DataFactory.namedNode('http://schema.org/url'), DataFactory.namedNode('http://manu.sporny.org/'), DataFactory.namedNode('http://dbpedia.org/resource/Ghent')));
// // console.log(store)