webmcp
view framework/env/tempstore/save.lua @ 255:9e4be058959d
New functions request.add_initializer(...) and request.add_variable(...) to allow per-request initialization; Merged request.process() with request.handler(...)
| author | jbe |
|---|---|
| date | Sat Mar 14 23:39:47 2015 +0100 (2015-03-14) |
| parents | 6ac7133bb58e |
| children |
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 WEBMCP_BASE_PATH, '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