webmcp
annotate framework/env/tempstore/pop.lua @ 0:9fdfb27f8e67
Version 1.0.0
| author | jbe/bsw |
|---|---|
| date | Sun Oct 25 12:00:00 2009 +0100 (2009-10-25) |
| parents | |
| children | 2cb27106aa73 |
| rev | line source |
|---|---|
| jbe/bsw@0 | 1 --[[-- |
| jbe/bsw@0 | 2 blob = -- loaded string |
| jbe/bsw@0 | 3 tempstore.pop( |
| jbe/bsw@0 | 4 key -- key as returned by tempstore.save(...) |
| jbe/bsw@0 | 5 ) |
| jbe/bsw@0 | 6 |
| jbe/bsw@0 | 7 This function restores data, which had been stored temporarily by tempstore.save(...). After loading the data, it is deleted from the tempstore automatically. |
| jbe/bsw@0 | 8 |
| jbe/bsw@0 | 9 --]]-- |
| jbe/bsw@0 | 10 |
| jbe/bsw@0 | 11 function tempstore.pop(key) |
| jbe/bsw@0 | 12 local filename = encode.file_path( |
| jbe/bsw@0 | 13 request.get_app_basepath(), 'tmp', "tempstore-" .. key .. ".tmp" |
| jbe/bsw@0 | 14 ) |
| jbe/bsw@0 | 15 local file = io.open(filename, "r") |
| jbe/bsw@0 | 16 if not file then return nil end |
| jbe/bsw@0 | 17 local blob = file:read("*a") |
| jbe/bsw@0 | 18 io.close(file) |
| jbe/bsw@0 | 19 os.remove(filename) |
| jbe/bsw@0 | 20 return blob |
| jbe/bsw@0 | 21 end |