lua/lib/db.lua

   1 function db_queryiter()
   2   local c = db_numrows()
   3   local i = -1
   4   local f = db_numfields()
   5   local gb = db_getvalue
   6
   7   return function()
   8     i = i + 1
   9     if i == c then
  10       return nil
  11     end
  12
  13     local t = {}
  14     for j=0,f do
  15       table.insert(t, gb(i, j))
  16     end
  17
  18     return t
  19   end
  20 end
  21
  22 local realquery = db_query
  23
  24 function db_query(x, fn, t)
  25   if not fn then
  26     realquery(x)
  27   elseif not t then
  28     realquery(x, fn, nil)
  29   else
  30     realquery(x, fn, t)
  31   end
  32 end