Upgrade to 4.2.8
[usit-rt.git] / etc / upgrade / generate-rtaddressregexp
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1#!/usr/bin/perl
2# BEGIN BPS TAGGED BLOCK {{{
3#
4# COPYRIGHT:
5#
3ffc5f4f 6# This software is Copyright (c) 1996-2014 Best Practical Solutions, LLC
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7# <sales@bestpractical.com>
8#
9# (Except where explicitly superseded by other copyright notices)
10#
11#
12# LICENSE:
13#
14# This work is made available to you under the terms of Version 2 of
15# the GNU General Public License. A copy of that license should have
16# been provided with this software, but in any event can be snarfed
17# from www.gnu.org.
18#
19# This work is distributed in the hope that it will be useful, but
20# WITHOUT ANY WARRANTY; without even the implied warranty of
21# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
22# General Public License for more details.
23#
24# You should have received a copy of the GNU General Public License
25# along with this program; if not, write to the Free Software
26# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
27# 02110-1301 or visit their web page on the internet at
28# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html.
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30#
31# CONTRIBUTION SUBMISSION POLICY:
32#
33# (The following paragraph is not intended to limit the rights granted
34# to you to modify and distribute this software under the terms of
35# the GNU General Public License and is only of importance to you if
36# you choose to contribute your changes and enhancements to the
37# community by submitting them to Best Practical Solutions, LLC.)
38#
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40# derivatives to this work, or any other work intended for use with
41# Request Tracker, to Best Practical Solutions, LLC, you confirm that
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48# END BPS TAGGED BLOCK }}}
49use strict;
50use warnings;
51
52use lib "local/lib";
53use lib "lib";
54
55use RT;
56RT::LoadConfig();
3ffc5f4f 57RT->Config->Set('LogToSTDERR' => 'debug');
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58RT::Init();
59
60$| = 1;
61
62if (my $re = RT->Config->Get('RTAddressRegexp')) {
63 print "No need to use this script, you already have RTAddressRegexp set to $re\n";
64 exit;
65}
66
67use RT::Queues;
68my $queues = RT::Queues->new( RT->SystemUser );
69$queues->UnLimit;
70
71my %merged;
72merge(\%merged, RT->Config->Get('CorrespondAddress'), RT->Config->Get('CommentAddress'));
73while ( my $queue = $queues->Next ) {
74 merge(\%merged, $queue->CorrespondAddress, $queue->CommentAddress);
75}
76
77my @domains;
78for my $domain (sort keys %merged) {
79 my @addresses;
80 for my $base (sort keys %{$merged{$domain}}) {
81 my @subbits = keys(%{$merged{$domain}{$base}});
82 if (@subbits > 1) {
83 push @addresses, "\Q$base\E(?:".join("|",@subbits).")";
84 } else {
85 push @addresses, "\Q$base\E$subbits[0]";
86 }
87 }
88 if (@addresses > 1) {
89 push @domains, "(?:".join("|", @addresses).")\Q\@".$domain."\E";
90 } else {
91 push @domains, "$addresses[0]\Q\@$domain\E";
92 }
93}
94my $re = join "|", @domains;
95
96print <<ENDDESCRIPTION;
97You can add the following to RT_SiteConfig.pm, but may want to collapse it into a more efficient regexp.
98Keep in mind that this only contains the email addresses that RT knows about, you should also examine
99your mail system for aliases that reach RT but which RT doesn't know about.
100ENDDESCRIPTION
101print "Set(\$RTAddressRegexp,qr{^(?:${re})\$}i);\n";
102
103sub merge {
104 my $merged = shift;
105 for my $address (grep {defined and length} @_) {
106 $address =~ /^\s*(.*?)(-comments?)?\@(.*?)\s*$/;
107 $merged->{lc $3}{$1}{$2||''}++;
108 }
109}