74 lines
2.5 KiB
JavaScript
74 lines
2.5 KiB
JavaScript
import fs from 'node:fs';
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import path from 'node:path';
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import { fileURLToPath } from 'node:url';
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const __dirname = path.dirname(fileURLToPath(import.meta.url));
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const ROOT = path.resolve(__dirname, '..');
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const DIST = path.join(ROOT, 'dist');
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const SITE = 'https://pushkinohistory.ru';
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const TITLE = 'История города Пушкино';
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const DESC = 'Прошлое, настоящее, будущее города Пушкино.';
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const posts = JSON.parse(fs.readFileSync(path.join(ROOT, 'src/content/posts.json'), 'utf8'));
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const escapeXml = (s) =>
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String(s)
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.replace(/&/g, '&')
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.replace(/</g, '<')
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.replace(/>/g, '>')
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.replace(/"/g, '"')
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.replace(/'/g, ''');
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const cdata = (s) => `<![CDATA[${String(s).replace(/]]>/g, ']]]]><![CDATA[>')}]]>`;
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const rfc2822 = (s) => {
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const d = new Date(s.replace(' ', 'T') + '+03:00');
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return d.toUTCString();
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};
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const absoluteImages = (html) =>
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html.replace(/(src|href)="\/uploads\//g, `$1="${SITE}/uploads/`);
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const items = posts.map((p) => {
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const html = absoluteImages(p.html);
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const description = p.excerpt
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? p.excerpt
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: html.replace(/<[^>]+>/g, ' ').replace(/\s+/g, ' ').trim().slice(0, 500);
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const url = `${SITE}/${p.slug}/`;
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return ` <item>
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<title>${escapeXml(p.title)}</title>
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<link>${url}</link>
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<guid isPermaLink="true">${url}</guid>
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<pubDate>${rfc2822(p.date)}</pubDate>
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<dc:creator>${cdata('История города Пушкино')}</dc:creator>
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${(p.categories || []).map((c) => `<category>${escapeXml(c)}</category>`).join('\n ')}
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<description>${cdata(description)}</description>
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<content:encoded>${cdata(html)}</content:encoded>
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</item>`;
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}).join('\n');
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const lastBuild = new Date().toUTCString();
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const rss = `<?xml version="1.0" encoding="UTF-8"?>
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<rss version="2.0"
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xmlns:content="http://purl.org/rss/1.0/modules/content/"
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xmlns:dc="http://purl.org/dc/elements/1.1/"
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xmlns:atom="http://www.w3.org/2005/Atom">
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<channel>
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<title>${escapeXml(TITLE)}</title>
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<link>${SITE}/</link>
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<atom:link href="${SITE}/feed/" rel="self" type="application/rss+xml" />
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<description>${escapeXml(DESC)}</description>
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<language>ru-RU</language>
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<lastBuildDate>${lastBuild}</lastBuildDate>
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<ttl>60</ttl>
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${items}
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</channel>
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</rss>
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`;
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fs.mkdirSync(DIST, { recursive: true });
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fs.writeFileSync(path.join(DIST, 'feed.xml'), rss);
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console.log(`rss: ${posts.length} items → dist/feed.xml`);
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