webmcp
view framework/env/tempstore/save.lua @ 40:ed00b972f40e
Allow mondelefant.connect to be called with an explicit "conninfo" string
| author | jbe | 
|---|---|
| date | Sat Oct 16 17:49:11 2010 +0200 (2010-10-16) | 
| 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
