28 lines
845 B
JavaScript
28 lines
845 B
JavaScript
import express from 'express'
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import { readCompressedJsonFileFallbackLazily } from '../lib/read-json-file.js'
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import { defaultCacheControl } from './cache-control.js'
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const clientSideRestAPIRedirects = readCompressedJsonFileFallbackLazily(
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'./lib/redirects/static/client-side-rest-api-redirects.json'
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)
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const router = express.Router()
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// Returns a client side redirect if one exists for the given path.
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router.get('/', function redirects(req, res, next) {
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if (!req.query.path) {
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return res.status(400).send("Missing 'path' query string")
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}
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if (!req.query.hash) {
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return res.status(400).send("Missing 'hash' query string")
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}
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defaultCacheControl(res)
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const redirectFrom = `${req.query.path}#${req.query.hash}`
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res.status(200).send({ to: clientSideRestAPIRedirects()[redirectFrom] } || null)
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})
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export default router
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