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#!/usr/bin/perl -wT
# Copyright (c) 2005, 2006, 2007, 2008 Peter Palfrader <peter@palfrader.org>
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
use strict;
use English;
use MIME::Base64;
my $HOME = '/home/commit/';
my $MAX_LINES = 4;
my $ENVELOPE_FROM = 'nobody@commit.noreply.org';
my $HEADER_FROM = 'nobody@commit.noreply.org';
my $BOT_ADDRESS = 'commit@commit.noreply.org';
my $SENDMAIL = '/usr/sbin/sendmail';
$ENV{'PATH'} = '/bin:/usr/bin';
delete @ENV{'IFS', 'CDPATH', 'ENV', 'BASH_ENV'};
die ("Usage: $PROGRAM_NAME <project> <mailfile>\n") unless (scalar @ARGV == 2);
my $project = $ARGV[0];
umask 077;
$project =~ m/^([a-zA-Z-]+(\.[a-zA-Z-]+)*)+$/;
$project = $1;
die ("Project is not a nice name.\n") unless defined $project;
my $is_base64 = 0;
open (MAIL, $ARGV[1]) || die ("Cannot open $ARGV[1]: $!\n");
my @mail = <MAIL>;
close(MAIL);
my $line;
my @headers;
my $lastline = undef;
while (defined($line = shift @mail)) {
my $chomped = $line;
chomp $chomped;
if ($chomped =~ m/^\s+/) {
$lastline .= ' '.$line;
} elsif ($chomped =~ m/^$/) {
push @headers, $lastline if defined $lastline;
push @headers, $line;
push @headers, @mail;
last
} else {
push @headers, $lastline if defined $lastline;
$lastline = $line;
}
}
while (defined($line = shift @headers)) {
if ($line =~ m/^Content-Transfer-Encoding: base64$/s) {
$is_base64 = 1;
} elsif ($line =~ m/^$/) {
last;
}
};
my $body = join '', @mail;
$body = decode_base64($body) if ($is_base64);
my $message;
my $url;
my $from;
my @lines = split(/\n/, $body);
while (defined($line = shift @lines)) {
if ($line =~ m/^The .* page has been changed by (.*):/) {
$from = $1;
$url = shift @lines;
$url =~ s/\?.*//;
} elsif ($line =~ m/^The comment on the change is:/) {
$message = shift @lines;
last;
};
};
die ("$PROGRAM_NAME - $project: No author found.\n") unless defined $from;
die ("$PROGRAM_NAME - $project: No url found.\n") unless defined $url;
$from =~ s/\?=\s*=\?utf-8\?q\?//sg;
my $what = $url;
$what =~ s#https?://[^/]*/[^/]*/##;
my $notice = (defined $message) ?
"$from updated $what: $message" :
"$from updated $what";
$notice .= " - $url" if defined $url;
#open(MAIL, "|cat") or
open(MAIL, "|$SENDMAIL -t -oi -f $ENVELOPE_FROM") or
die ("Cannot exec sendmail: $!\n");
print MAIL "From: $HEADER_FROM\n";
print MAIL "To: $BOT_ADDRESS\n";
print MAIL "Subject: Announce $project\n";
print MAIL "Precedence: junk\n";
print MAIL "\n";
print MAIL "[wiki] $notice\n";
close(MAIL);
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