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Commit | Line | Data |
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1 | 'use strict' | |
2 | ||
3 | var cacheMiddleware = { | |
4 | cache: cache | |
5 | } | |
6 | ||
7 | function cache (cache) { | |
8 | return function (req, res, next) { | |
9 | // If we want explicitly a cache | |
10 | // Or if we don't specify if we want a cache or no and we are in production | |
11 | if (cache === true || (cache !== false && process.env.NODE_ENV === 'production')) { | |
12 | res.setHeader('Cache-Control', 'public') | |
13 | } else { | |
14 | res.setHeader('Cache-Control', 'no-cache, no-store, max-age=0, must-revalidate') | |
15 | } | |
16 | ||
17 | next() | |
18 | } | |
19 | } | |
20 | ||
21 | // --------------------------------------------------------------------------- | |
22 | ||
23 | module.exports = cacheMiddleware |