21 lines
840 B
JavaScript
21 lines
840 B
JavaScript
import getApplicableVersions from '../../lib/get-applicable-versions.js'
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export default function features(req, res, next) {
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if (!req.context.page) return next()
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// Determine whether the currentVersion belongs to the list of versions the feature is available in.
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Object.keys(req.context.site.data.features).forEach((featureName) => {
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const { versions } = req.context.site.data.features[featureName]
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const applicableVersions = getApplicableVersions(versions, req.path)
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// Adding the resulting boolean to the context object gives us the ability to use
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// `{% if featureName ... %}` conditionals in content files.
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const isFeatureAvailableInCurrentVersion = applicableVersions.includes(
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req.context.currentVersion
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)
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req.context[featureName] = isFeatureAvailableInCurrentVersion
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})
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return next()
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}
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