lib/nitcorn: cache files served by `FileServer` for 1 hour

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/lib/nitcorn/file_server.nit b/lib/nitcorn/file_server.nit
index 737459c..80f64d2 100644 (file)
--- a/lib/nitcorn/file_server.nit
+++ b/lib/nitcorn/file_server.nit
@@ -68,6 +68,9 @@ class FileServer
        # Custom JavaScript code added within a `<script>` block to each page
        var javascript_header: nullable Writable = null is writable
 
+       # Caching attributes of served files, used as the `cache-control` field in response headers
+       var cache_control = "public, max-age=360" is writable
+
        redef fun answer(request, turi)
        do
                var response
@@ -160,6 +163,9 @@ class FileServer
                                                        response.header["Content-Type"] = media_type
                                                else response.header["Content-Type"] = "application/octet-stream"
                                        end
+
+                                       # Cache control
+                                       response.header["cache-control"] = cache_control
                                end
 
                        else response = new HttpResponse(404)