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52 lines
1.3 KiB
JavaScript
52 lines
1.3 KiB
JavaScript
import {join, posix} from 'path'
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import {PAGES_MANIFEST, SERVER_DIRECTORY} from 'next-server/constants'
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export function pageNotFoundError (page) {
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const err = new Error(`Cannot find module for page: ${page}`)
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err.code = 'ENOENT'
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return err
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}
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export function normalizePagePath (page) {
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// If the page is `/` we need to append `/index`, otherwise the returned directory root will be bundles instead of pages
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if (page === '/') {
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page = '/index'
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}
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// Resolve on anything that doesn't start with `/`
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if (page[0] !== '/') {
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page = `/${page}`
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}
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// Throw when using ../ etc in the pathname
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const resolvedPage = posix.normalize(page)
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if (page !== resolvedPage) {
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throw new Error('Requested and resolved page mismatch')
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}
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return page
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}
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export function getPagePath (page, {distDir}) {
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const serverBuildPath = join(distDir, SERVER_DIRECTORY)
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const pagesManifest = require(join(serverBuildPath, PAGES_MANIFEST))
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try {
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page = normalizePagePath(page)
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} catch (err) {
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console.error(err)
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throw pageNotFoundError(page)
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}
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if (!pagesManifest[page]) {
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throw pageNotFoundError(page)
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}
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return join(serverBuildPath, pagesManifest[page])
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}
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export default async function requirePage (page, {distDir}) {
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const pagePath = getPagePath(page, {distDir})
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return require(pagePath)
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}
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