src/plugins/mailman.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 (* Mailman mailing list handling *)
  20
  21 structure Mailman :> MAILMAN = struct
  22
  23 val files = ref ([] : TextIO.outstream list)
  24 val write = ref (fn _ : string => ())
  25
  26 val () = Env.action_one "mailmanWebHost"
  27                         ("hostname", Env.string)
  28                         (fn host =>
  29                             let
  30                                 val {write, writeDom, close} = Domain.domainsFile {node = Config.Mailman.node,
  31                                                                                    name = "mailman"}
  32                             in
  33                                 write "\t'";
  34                                 write host;
  35                                 write "' : '";
  36                                 writeDom ();
  37                                 write "',\n";
  38                                 close ()
  39                             end)
  40
  41 val mailmanChanged = ref false
  42
  43 val () = Slave.registerPreHandler (fn () => mailmanChanged := false)
  44
  45 val () = Slave.registerFileHandler (fn fs =>
  46                                        let
  47                                            val spl = OS.Path.splitDirFile (#file fs)
  48                                        in
  49                                            case #file spl of
  50                                                "mailman" => mailmanChanged := true
  51                                              | _ => ()
  52                                        end)
  53
  54 val () = Slave.registerPostHandler (fn () =>
  55                                        if !mailmanChanged then
  56                                            (Slave.concatTo (fn s => s = "mailman")
  57                                                            Config.Mailman.mapFile;
  58                                             Slave.enumerateTo (fn s => s = "mailman") ":"
  59                                                               Config.Mailman.handleDomains;
  60                                                               Slave.shellF ([Config.Mailman.reload],
  61                                                        fn cl => "Error reloading Mailman with " ^ cl))
  62                                        else
  63                                            ())
  64
  65 end