@apihawk/help-center-sdk/lib/services/common/set-missing-id-attributes.js

The ApiHawk Help Center SDK

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const cheerio = require("cheerio");
const transliteration_1 = require("transliteration");
function setMissingIdAttributes(html) {
    if (typeof html !== 'string' || !html.length) {
        return '';
    }
    // @ts-ignore
    const $ = cheerio.load(html, {
        xml: {
            withDomLvl1: false
        }
    });
    const titles = Array.from($('h1, h2, h3, h4, h5, h6'));
    titles.forEach((title) => {
        if (!$(title).attr('id')) {
            $(title).attr('id', transliteration_1.slugify(transliteration_1.transliterate($(title).text())));
        }
    });
    // fixes cheerio generating self-closing <iframe> tags
    // which aren't valid by specification
    return $.html({ decodeEntities: false }).replace(/<iframe(.*?)\/>/g, (match, m) => {
        if (m.match(/</)) {
            return match;
        }
        return `<iframe${m}></iframe>`;
    });
}
exports.default = setMissingIdAttributes;