52187d1ff6
Enhances security and performance by preventing query strings from being carried over during redirection, aligning with best practices.
30 lines
1.1 KiB
TypeScript
30 lines
1.1 KiB
TypeScript
import type { z } from 'zod'
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import { parsePath, withQuery } from 'ufo'
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import type { LinkSchema } from '@/schemas/link'
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export default eventHandler(async (event) => {
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const { pathname: slug } = parsePath(event.path.slice(1)) // remove leading slash
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const { slugRegex, reserveSlug } = useAppConfig(event)
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const { homeURL, linkCacheTtl, redirectWithQuery } = useRuntimeConfig(event)
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const { cloudflare } = event.context
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if (event.path === '/' && homeURL)
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return sendRedirect(event, homeURL)
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if (slug && !reserveSlug.includes(slug) && slugRegex.test(slug) && cloudflare) {
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const { KV } = cloudflare.env
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const link: z.infer<typeof LinkSchema> | null = await KV.get(`link:${slug}`, { type: 'json', cacheTtl: linkCacheTtl })
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if (link) {
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event.context.link = link
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try {
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await useAccessLog(event)
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}
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catch (error) {
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console.error('Failed write access log:', error)
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}
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const target = redirectWithQuery ? withQuery(link.url, getQuery(event)) : link.url
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return sendRedirect(event, target, +useRuntimeConfig(event).redirectStatusCode)
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}
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}
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})
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