webmcp
view framework/env/tempstore/save.lua @ 53:a1c77838c2e5
Documentation for "attr", "a_attr" and "form_attr" arguments to function ui.link{...}
author | jbe |
---|---|
date | Fri Jun 10 15:32:29 2011 +0200 (2011-06-10) |
parents | 9fdfb27f8e67 |
children | 2cb27106aa73 |
line source
1 --[[--
2 key = -- key to be used with tempstore.pop(...) to regain the stored string
3 tempstore.save(
4 blob -- string to be stored
5 )
7 This function stores data temporarily. It is used to restore slot information after a 303 HTTP redirect. It returns a key, which can be passed to tempstore.pop(...) to regain the stored data.
9 --]]--
11 function tempstore.save(blob)
12 local key = multirand.string(26, "123456789bcdfghjklmnpqrstvwxyz");
13 local filename = encode.file_path(
14 request.get_app_basepath(), 'tmp', "tempstore-" .. key .. ".tmp"
15 )
16 local file = assert(io.open(filename, "w"))
17 file:write(blob)
18 io.close(file)
19 return key
20 end