src/mail/setsa.sml

   1 (* HCoop Domtool (http://hcoop.sourceforge.net/)
   2  * Copyright (c) 2006, Adam Chlipala
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License
   6  * as published by the Free Software Foundation; either version 2
   7  * of the License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  17  *)
  18
  19 (* Setting SpamAssassin filtering preferences *)
  20
  21 structure SetSA :> SET_SA = struct
  22
  23 datatype address =
  24          User of string
  25        | Email of string
  26
  27 fun address (User s) = s ^ "@localhost"
  28   | address (Email s) = s
  29
  30 fun file addr = OS.Path.joinDirFile {dir = Config.SpamAssassin.addrsDir,
  31                                      file = address addr}
  32
  33 fun query addr = Posix.FileSys.access (file addr, [])
  34
  35 fun set (addr, setting) =
  36     if setting then
  37         TextIO.closeOut (TextIO.openAppend (file addr))
  38     else
  39         OS.FileSys.remove (file addr)
  40
  41 end