@ezs/basics/lib/skos-object.js

Basics statements for EZS

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

function Concept(data, feed) {
  const obj = {};
  Object.keys(data).forEach(key => {
    const newkey = key.replace('skos$', '');

    if (Array.isArray(data[key])) {
      data[key].filter(x => x.xml$lang).forEach(item => {
        const localkey = newkey.concat('@').concat(item.xml$lang);
        obj[localkey] = item.$t;
      });
    } else if (data[key].rdf$resource && !obj[newkey]) {
      obj[newkey] = data[key].rdf$resource;
    } else if (data[key].rdf$resource && obj[newkey]) {
      obj[newkey] = [obj[newkey], data[key].rdf$resource];
    } else if (data[key].$t && data[key].xml$lang) {
      const localkey = newkey.concat('@').concat(data[key].xml$lang);
      obj[localkey] = data[key].$t;
    } else if (data[key].$t && Array.isArray(obj[newkey])) {
      obj[newkey].push(data[key].$t);
    } else if (data[key].$t && obj[newkey]) {
      obj[newkey] = [obj[newkey], data[key].$t];
    } else if (data[key].$t && !obj[newkey]) {
      obj[newkey] = data[key].$t;
    } else if (typeof data[key] === 'object') {
      obj[newkey] = (this.getIndex().toString(36) + Math.random().toString(36).substr(2, 5)).toUpperCase();
      let counter = 0;
      Object.keys(data[key]).forEach(key2 => {
        if (typeof data[key][key2] === 'object') {
          data[key][key2].rdf$about = obj[newkey];
          Concept.call(this, data[key][key2], feed);
          counter += 1;
        }
      });

      if (counter === 0) {
        delete obj[newkey];
      }
    } else {
      obj[newkey] = data[key];
    }
  });
  feed.write(obj);
}

function SKOSObject(data, feed) {
  if (this.isLast()) {
    feed.close();
  } else {
    Concept.call(this, data, feed);
    feed.end();
  }
}
/**
 * Take `Object` generated by XMLMapping & SKOS data and
 * create a new basic object with only keys & values
 *
 * @name SKOSObject
 * @param {undefined} none
 * @returns {Object}
 */


var _default = {
  SKOSObject
};
exports.default = _default;