Software / code / prosody
Diff
plugins/mod_http_files.lua @ 5234:a9f0a1becc66
mod_http_files: Add ETag and check If-None-Match to allow client-side cache
| author | Kim Alvefur <zash@zash.se> |
|---|---|
| date | Tue, 11 Dec 2012 22:30:13 +0100 |
| parent | 5233:342c46e62f50 |
| child | 5235:e0373e0dd048 |
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--- a/plugins/mod_http_files.lua Tue Dec 11 22:26:41 2012 +0100 +++ b/plugins/mod_http_files.lua Tue Dec 11 22:30:13 2012 +0100 @@ -35,6 +35,13 @@ return 404; end + + local tag = ("%02x-%x-%x-%x"):format(attr.dev or 0, attr.ino or 0, attr.size or 0, attr.modification or 0); + response.headers.etag = tag; + if tag == request.headers.if_none_match then + return 304; + end + if attr.mode == "directory" then if full_path:sub(-1) ~= "/" then response.headers.location = orig_path.."/";
