38 lines
1.2 KiB
JavaScript
38 lines
1.2 KiB
JavaScript
import languages from '../lib/languages.js'
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import { productMap } from '../lib/all-products.js'
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import { deprecated } from '../lib/enterprise-server-releases.js'
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const pathRegExps = [
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// Disallow indexing of WIP localized content
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...Object.values(languages)
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.filter((language) => language.wip)
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.map((language) => new RegExp(`^/${language.code}(/.*)?$`, 'i')),
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// Disallow indexing of WIP products
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...Object.values(productMap)
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.filter((product) => product.wip || product.hidden)
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.map((product) => [
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new RegExp(`^/.*?${product.href}`, 'i'),
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...product.versions.map((version) => new RegExp(`^/.*?${version}/${product.id}`, 'i')),
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]),
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// Disallow indexing of deprecated enterprise versions
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...deprecated.map((version) => [
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new RegExp(`^/.*?/enterprise-server@${version}/.*?`, 'i'),
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new RegExp(`^/.*?/enterprise/${version}/.*?`, 'i'),
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]),
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].flat()
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export function blockIndex(path) {
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return pathRegExps.some((pathRe) => pathRe.test(path))
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}
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const middleware = function blockRobots(req, res, next) {
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if (blockIndex(req.path)) res.set('x-robots-tag', 'noindex')
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return next()
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}
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middleware.blockIndex = blockIndex
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export default middleware
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