# i-MSCP Listener::Postfix::Tuning listener file
# Copyright (C) 2015-2017 Laurent Declercq <l.declercq@nuxwin.com>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA

#
## Tune up Postfix configuration files (main.cf and master.cf).
#

package Listener::Postfix::Tuning;

use strict;
use warnings;
use iMSCP::Debug;
use iMSCP::EventManager;
use Servers::mta;

#
## Configuration variables
#

## Postfix main.cf (see http://www.postfix.org/postconf.5.html)
# Hash where each pair of key/value correspond to a postfix parameter
# Please replace the entries below by your own entries
my %mainCfParameters = (
    'inet_protocols'     => 'ipv4, ipv6',
    'smtp_bind_address6' => '2001:240:587:0:250:56ff:fe89:1'
);

## Postfix master.cf (see http://www.postfix.org/master.5.html)
# Array where each entry correspond to a postfix service. Entries are added at bottom.
# Please replace the entries below by your own entries
my @masterCfParameters = ();

#
## Please, don't edit anything below this line unless you known what you're doing
#

my $em = iMSCP::EventManager->getInstance();
$em->register(
    'afterMtaBuildConf',
    sub {
        my %params = ();
        while(my ($param, $value) = each( %mainCfParameters )) {
            $params{$param} = {
                'action' => 'replace',
                'values' => [ split /,\s+/, $value ]
            };
        }

        if (%params) {
            my $rs = Servers::mta->factory()->postconf( %params );
            return $rs if $rs;
        }

        0;
    }
);
$em->register(
    'afterMtaBuildMasterCfFile',
    sub {
        my $cfgTpl = shift;

        return 0 unless @masterCfParameters;

        $$cfgTpl .= join( "\n", @masterCfParameters )."\n";
        0;
    }
);

1;
__END__