# Copyright (C) 2004  Alex Schroeder <alex@emacswiki.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

use strict;
use v5.10;

AddModuleDescription('signature.pl', 'Signature Extension');

our ($Now, @MyRules, @MyMacros);

push(@MyRules, \&SignatureExceptionRule);

push(@MyMacros, sub{ s/(?<![!+])\+\+\+\+/'-- ' . GetParam('username', T('Anonymous'))
                       . ' ' . TimeToText($Now) /eg });
push(@MyMacros, sub{ s/(?<![!+])\+\+\+/'-- ' . GetParam('username', T('Anonymous'))/eg });

push(@MyMacros, sub{ s/(?<![!+])\~\~\~\~/GetParam('username', T('Anonymous'))
                       . ' ' . TimeToText($Now) /eg });
push(@MyMacros, sub{ s/(?<![!~])\~\~\~/GetParam('username', T('Anonymous'))/eg });

sub SignatureExceptionRule {
  if (m/\G!\+\+\+/cg) {
    return '+++';
  } elsif (m/\G!\~\~\~/cg) {
    return '~~~';
  }
  return;
}
