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docs/middleware/disable-caching-on-safari.js
James M. Greene c940dcd98b Middleware overhaul! (#18218)
* Middleware overhaul!

- Remove unnecessary 'async' keywords from middleware functions
- Ensure all middleware functions we create have names
- Wrap the method contents of all async middleware functions in a try-catch+next(error) pattern

* Use asyncMiddleware wrapper instead of try-catch+next(error) pattern

* Remove unnecessary try-catch+next(error) pattern from context middleware
2021-03-11 01:12:41 +00:00

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JavaScript

module.exports = function disableCachingOnSafari (req, res, next) {
const isSafari = /^((?!chrome|android).)*safari/i.test(req.headers['user-agent'])
if (isSafari) {
res.header('Last-Modified', (new Date()).toUTCString())
}
return next()
}