Method toXml

packages/utils/src/sitemap.ts:32–67

()

	}

	toXml() {
		if (this.entries.length > 50000)
			throw new Error('Sitemap cannot have more than 50,000 entries');

		const urls = this.entries.map((entry) => {
			let data = '';
			data += this.type === 'sitemap' ? '<sitemap>' : '<url>';
			data += `<loc>${
				entry.loc.startsWith('http') ? entry.loc : this.baseUrl + entry.loc
			}</loc>`;
			if (entry.lastmod)
				data += `<lastmod>${entry.lastmod.toISOString()}</lastmod>`;
			if (entry.changefreq && this.type === 'url')
				data += `<changefreq>${entry.changefreq}</changefreq>`;
			data += this.type === 'sitemap' ? '</sitemap>' : '</url>';
			return data;
		});

		if (this.type === 'url') {
			return (
				`<?xml version="1.0" encoding="UTF-8"?>
        <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">` +
				urls.join('') +
				`
        </urlset>`
			);
		} else {
			return (
				`<?xml version="1.0" encoding="UTF-8"?>
        <sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">` +
				urls.join('') +
				`
        </sitemapindex>`
			);
		}
	}

	applyToRes(res: ServerResponse<IncomingMessage>) {
		res.setHeader('Content-Type', 'text/xml');