webmcp
diff 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 |
line diff
1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/framework/env/tempstore/pop.lua Sun Oct 25 12:00:00 2009 +0100 1.3 @@ -0,0 +1,21 @@ 1.4 +--[[-- 1.5 +blob = -- loaded string 1.6 +tempstore.pop( 1.7 + key -- key as returned by tempstore.save(...) 1.8 +) 1.9 + 1.10 +This function restores data, which had been stored temporarily by tempstore.save(...). After loading the data, it is deleted from the tempstore automatically. 1.11 + 1.12 +--]]-- 1.13 + 1.14 +function tempstore.pop(key) 1.15 + local filename = encode.file_path( 1.16 + request.get_app_basepath(), 'tmp', "tempstore-" .. key .. ".tmp" 1.17 + ) 1.18 + local file = io.open(filename, "r") 1.19 + if not file then return nil end 1.20 + local blob = file:read("*a") 1.21 + io.close(file) 1.22 + os.remove(filename) 1.23 + return blob 1.24 +end