mirror of
https://github.com/terribleplan/next.js.git
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b1c4f3aec4
- Implements Lerna - Moves all source code into `packages/next` - Keeps integration tests in the root directory
36 lines
870 B
JavaScript
36 lines
870 B
JavaScript
const internalPrefixes = [
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/^\/_next\//,
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/^\/static\//
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]
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export function isInternalUrl (url) {
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for (const prefix of internalPrefixes) {
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if (prefix.test(url)) {
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return true
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}
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}
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return false
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}
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export function addCorsSupport (req, res) {
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if (!req.headers.origin) {
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return { preflight: false }
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}
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res.setHeader('Access-Control-Allow-Origin', req.headers.origin)
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res.setHeader('Access-Control-Allow-Methods', 'OPTIONS, GET')
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// Based on https://github.com/primus/access-control/blob/4cf1bc0e54b086c91e6aa44fb14966fa5ef7549c/index.js#L158
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if (req.headers['access-control-request-headers']) {
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res.setHeader('Access-Control-Allow-Headers', req.headers['access-control-request-headers'])
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}
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if (req.method === 'OPTIONS') {
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res.writeHead(200)
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res.end()
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return { preflight: true }
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}
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return { preflight: false }
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}
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