wikibase-sdk/dist/src/queries/add_prefixes.js

utils functions to query a Wikibase instance and simplify its results

import { pick } from '../utils/utils.js';
// List parsed from https://query.wikidata.org/ a[data-i18n="[title]wdqs-app-button-prefixes"]
const wellknownPrefixes = {
    bd: 'http://www.bigdata.com/rdf#',
    bds: 'http://www.bigdata.com/rdf/search#',
    dct: 'http://purl.org/dc/terms/',
    gas: 'http://www.bigdata.com/rdf/gas#',
    geo: 'http://www.opengis.net/ont/geosparql#',
    geof: 'http://www.opengis.net/def/geosparql/function/',
    hint: 'http://www.bigdata.com/queryHints#',
    mwapi: 'https://www.mediawiki.org/ontology#API/',
    ontolex: 'http://www.w3.org/ns/lemon/ontolex#',
    owl: 'http://www.w3.org/2002/07/owl#',
    p: 'http://www.wikidata.org/prop/',
    pq: 'http://www.wikidata.org/prop/qualifier/',
    pqn: 'http://www.wikidata.org/prop/qualifier/value-normalized/',
    pqv: 'http://www.wikidata.org/prop/qualifier/value/',
    pr: 'http://www.wikidata.org/prop/reference/',
    prn: 'http://www.wikidata.org/prop/reference/value-normalized/',
    prov: 'http://www.w3.org/ns/prov#',
    prv: 'http://www.wikidata.org/prop/reference/value/',
    ps: 'http://www.wikidata.org/prop/statement/',
    psn: 'http://www.wikidata.org/prop/statement/value-normalized/',
    psv: 'http://www.wikidata.org/prop/statement/value/',
    rdf: 'http://www.w3.org/1999/02/22-rdf-syntax-ns#',
    rdfs: 'http://www.w3.org/2000/01/rdf-schema#',
    schema: 'http://schema.org/',
    skos: 'http://www.w3.org/2004/02/skos/core#',
    wd: 'http://www.wikidata.org/entity/',
    wdata: 'http://www.wikidata.org/wiki/Special:EntityData/',
    wdno: 'http://www.wikidata.org/prop/novalue/',
    wdref: 'http://www.wikidata.org/reference/',
    wds: 'http://www.wikidata.org/entity/statement/',
    wdsubgraph: 'https://query.wikidata.org/subgraph/',
    wdt: 'http://www.wikidata.org/prop/direct/',
    wdtn: 'http://www.wikidata.org/prop/direct-normalized/',
    wdv: 'http://www.wikidata.org/value/',
    wikibase: 'http://wikiba.se/ontology#',
    xsd: 'http://www.w3.org/2001/XMLSchema#',
};
export function addWellknownPrefixes(sparql) {
    if (sparql.trim().startsWith('PREFIX'))
        return sparql;
    let prefixesHeader = '';
    const foundPrefixesKeys = sparql
        .match(/[ (][a-z]+:[^/]/g)
        ?.map(prefix => prefix.replace(/^[^a-z]*([a-z]+):.*$/, '$1'));
    if (foundPrefixesKeys) {
        for (const prefix of foundPrefixesKeys) {
            if (!(prefix in wellknownPrefixes)) {
                throw new Error(`unknown prefix: ${prefix}`);
            }
        }
        const foundPrefixes = pick(wellknownPrefixes, foundPrefixesKeys);
        prefixesHeader = Object.entries(foundPrefixes).map(([key, value]) => {
            return `PREFIX ${key}: <${value}>`;
        })
            .join('\n');
    }
    return `${prefixesHeader}\n${sparql}`.trim();
}
//# sourceMappingURL=add_prefixes.js.map