webmcp
annotate framework/env/request/add_header.lua @ 291:fa3a5bba0067
Cache control; Added documentation for request.add_header(...)
| author | jbe |
|---|---|
| date | Sun Mar 22 17:03:01 2015 +0100 (2015-03-22) |
| parents | c3d539e33710 |
| children |
| rev | line source |
|---|---|
| jbe@291 | 1 --[[-- |
| jbe@291 | 2 request.add_header( |
| jbe@291 | 3 key, -- name of header, e.g. "Date" |
| jbe@291 | 4 value -- value, e.g. "Mon, 1 Jan 2001 01:00:00 GMT" |
| jbe@291 | 5 ) |
| jbe@291 | 6 |
| jbe@291 | 7 Adds a HTTP header to the response. |
| jbe@291 | 8 |
| jbe@291 | 9 --]]-- |
| jbe@291 | 10 |
| jbe@221 | 11 function request.add_header(key, value) |
| jbe@254 | 12 if value == nil then |
| jbe@254 | 13 error("Function request.add_header(...) requires two arguments") |
| jbe@254 | 14 end |
| jbe@262 | 15 request.configure(function() |
| jbe@262 | 16 local headers = request._response_headers |
| jbe@262 | 17 headers[#headers+1] = {key, value} |
| jbe@291 | 18 local lower_key = string.lower(key) |
| jbe@291 | 19 if lower_key == "cache-control" then |
| jbe@291 | 20 request._cache_manual = true |
| jbe@291 | 21 end |
| jbe@262 | 22 end) |
| jbe@221 | 23 end |