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146 lines
3.8 KiB
146 lines
3.8 KiB
// This is a development script executed in the build step of pages |
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const fs = require('fs'); |
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const path = require('path'); |
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const guides = require('../content/guides'); |
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const roadmaps = require('../content/roadmaps'); |
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const { getPageRoutes, getGuideRoutes } = require('./path-map'); |
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const DOMAIN = 'https://roadmap.sh'; |
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const PAGES_DIR = path.join(__dirname, '../pages'); |
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const STORAGE_PATH = path.join(__dirname, '../content'); |
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const SITEMAP_PATH = 'public/sitemap.xml'; |
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// Set the header |
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const xmlHeader = `<?xml version="1.0" encoding="UTF-8"?> |
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<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd">`; |
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// Wrap all pages in <urlset> tags |
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const xmlUrlWrapper = nodes => `${xmlHeader} |
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${nodes} |
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</urlset>`; |
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const getSlugPriority = (pageSlug) => { |
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if (pageSlug === '/') { |
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return '1.0'; |
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} |
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const slugPriorities = [ |
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[ |
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'/roadmaps', |
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'/guides', |
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'/watch', |
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'/podcasts' |
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], // 1.0 |
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['/signup'], // 0.9 |
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['/about'], // 0.8 |
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]; |
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const foundIndex = slugPriorities.findIndex( |
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routes => routes.some(route => pageSlug.startsWith(route)), |
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); |
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if (foundIndex !== -1) { |
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return parseFloat((10 - foundIndex) / 10) |
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.toFixed(1); |
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} |
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return 0.5; |
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}; |
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function generateNode({ |
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slug, |
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basePath, |
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fileName, |
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priority = null, |
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date = null, |
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frequency = 'monthly', |
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}) { |
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const pagePath = path.join(basePath, fileName); |
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let pageStats = {}; |
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try { |
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pageStats = fs.lstatSync(pagePath); |
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} catch (e) { |
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console.log(`File not found: ${pagePath}`); |
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pageStats = { mtime: (new Date()) } |
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} |
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return `<url> |
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<loc>${DOMAIN}${slug}</loc> |
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<changefreq>${ frequency }</changefreq> |
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<lastmod>${date || pageStats.mtime.toISOString()}</lastmod> |
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<priority>${ priority || getSlugPriority(slug) }</priority> |
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</url>`; |
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} |
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function generateSiteMap() { |
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const pageRoutes = getPageRoutes(); |
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const pageSlugs = Object.keys(pageRoutes) |
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.filter(route => ![ |
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'/privacy', |
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'/terms', |
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].includes(route)); |
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const pagesChunk = pageSlugs.map(pageSlug => { |
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return generateNode({ |
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basePath: PAGES_DIR, |
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fileName: `${pageRoutes[pageSlug].page}.js`, |
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slug: pageSlug, |
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}); |
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}); |
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// Chunks for each of the guides |
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const guideRoutes = getGuideRoutes(); |
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const guideSlugs = Object.keys(guideRoutes); |
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const guidesChunk = guideSlugs.map(guideSlug => { |
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const foundGuide = guides.find(guide => guide.url === guideSlug) || {}; |
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return generateNode({ |
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basePath: STORAGE_PATH, |
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fileName: `${guideSlug}.md`, |
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slug: guideSlug, |
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date: foundGuide.updatedAt, |
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priority: '1.0', |
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}); |
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}); |
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// Chunks for each of the roadmaps |
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const roadmapsChunk = roadmaps.reduce((roadmapsNodes, roadmap) => { |
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return [ |
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...roadmapsNodes, |
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generateNode({ |
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basePath: STORAGE_PATH, |
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fileName: roadmap.path, |
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slug: roadmap.url, |
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priority: '1.0', |
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}), |
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...Object |
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.values(roadmap.sidebar || {}) |
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.reduce((pageNodes, menuPages) => { |
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return [ |
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...pageNodes, |
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...menuPages.map(menuPage => { |
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return generateNode({ |
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basePath: STORAGE_PATH, |
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fileName: menuPage.path, |
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slug: menuPage.url, |
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priority: menuPage.path.includes('_others') ? '0.5' : '1.0', |
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}) |
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}) |
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]; |
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}, []) |
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] |
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}, []); |
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const nodes = [ |
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...roadmapsChunk, |
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...guidesChunk, |
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...pagesChunk, |
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]; |
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const sitemap = `${xmlUrlWrapper(nodes.join('\n'))}`; |
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fs.writeFileSync(SITEMAP_PATH, sitemap); |
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console.log(`sitemap.xml with ${nodes.length} entries was written to ${SITEMAP_PATH}`); |
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} |
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generateSiteMap();
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