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oddmuse/modules/antispam.pl

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2005-04-08 21:23:43 +00:00
# Copyright (C) 2004, 2005 Fletcher T. Penney <fletcher@freeshell.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 2 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, write to the
# Free Software Foundation, Inc.
# 59 Temple Place, Suite 330
# Boston, MA 02111-1307 USA
AddModuleDescription('antispam.pl', 'Antispam Module');
use vars qw($DoMaskEmail $CreateMailtoLinks);
$DoMaskEmail = 1; # Mask all email, not just those in []'s
$CreateMailtoLinks = 1; # Create mailto's for all addresses
$EmailRegExp = '[\w\.\-]+@([\w\-]+\.)+[\w]+';
push(@MyRules, \&MaskEmailRule);
sub MaskEmailRule {
# Allow [email@foo.bar Email Me] links
if (m/\G\[($EmailRegExp(\s\w+)*\s*)\]/igc) {
$chunk = $1;
$chunk =~ s/($EmailRegExp)//i;
$email = $1;
$chunk =~ s/^\s*//;
$chunk =~ s/\s*$//;
$masked="";
@decimal = unpack('C*', $email);
foreach $i (@decimal) {
$masked.="&#".$i.";";
}
$email = $masked;
$chunk = $email if $chunk eq "";
return "<a href=\"mailto:" . $email . "\">$chunk</a>";
}
if (m/\G($EmailRegExp)/igc) {
$email=$1;
if ($DoMaskEmail) {
$masked="";
@decimal = unpack('C*', $email);
foreach $i (@decimal) {
$masked.="&#".$i.";";
}
$email = $masked;
}
if ($CreateMailtoLinks) {
$email = "<a href=\"mailto:" . $email . "\">$email</a>";
}
return $email;
}
return undef;
}