1 files changed, 23 insertions, 0 deletions

diff --git a/server/middlewares/cache.js b/server/middlewares/cache.js
new file mode 100644
index 000000000..0d3da0075
--- /dev/null
+++ b/server/middlewares/cache.js
@@ -0,0 +1,23 @@
+'use strict'
+
+var cacheMiddleware = {
+  cache: cache
+}
+
+function cache (cache) {
+  return function (req, res, next) {
+    // If we want explicitly a cache
+    // Or if we don't specify if we want a cache or no and we are in production
+    if (cache === true || (cache !== false && process.env.NODE_ENV === 'production')) {
+      res.setHeader('Cache-Control', 'public')
+    } else {
+      res.setHeader('Cache-Control', 'no-cache, no-store, max-age=0, must-revalidate')
+    }
+
+    next()
+  }
+}
+
+// ---------------------------------------------------------------------------
+
+module.exports = cacheMiddleware