24 lines
621 B
JavaScript
24 lines
621 B
JavaScript
const Metadata = require('./MetadataUtils')
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/**
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* Maximum recursion depth for ?meta listings.
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*/
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const MaximumDepth = 128
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function serveMetadata(req, res) {
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Metadata.get(req.packageDir, req.file, req.stats, MaximumDepth, function (error, metadata) {
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if (error) {
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console.error(error)
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res.status(500).type('text').send(`Cannot generate metadata for ${req.packageSpec}${req.filename}`)
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} else {
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// Cache metadata for 1 year.
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res.set({
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'Cache-Control': 'public, max-age=31536000',
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'Cache-Tag': 'meta'
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}).send(metadata)
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}
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})
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}
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module.exports = serveMetadata
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