92 lines
2.3 KiB
PHP
92 lines
2.3 KiB
PHP
<?php
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/**
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* This file is part of the Froxlor project.
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* Copyright (c) 2016 the Froxlor Team (see authors).
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*
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* For the full copyright and license information, please view the COPYING
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* file that was distributed with this source code. You can also view the
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* COPYING file online at http://files.froxlor.org/misc/COPYING.txt
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*
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* @copyright (c) the authors
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* @author Froxlor team <team@froxlor.org> (2016-)
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* @license GPLv2 http://files.froxlor.org/misc/COPYING.txt
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* @package Functions
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*
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*/
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function generateDkimEntries($domain)
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{
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$zone_dkim = array();
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if (Settings::Get('dkim.use_dkim') == '1' && $domain['dkim'] == '1' && $domain['dkim_pubkey'] != '') {
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// start
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$dkim_txt = 'v=DKIM1;';
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// algorithm
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$algorithm = explode(',', Settings::Get('dkim.dkim_algorithm'));
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$alg = '';
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foreach ($algorithm as $a) {
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if ($a == 'all') {
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break;
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} else {
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$alg .= $a . ':';
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}
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}
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if ($alg != '') {
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$alg = substr($alg, 0, - 1);
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$dkim_txt .= 'h=' . $alg . ';';
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}
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// notes
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if (trim(Settings::Get('dkim.dkim_notes') != '')) {
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$dkim_txt .= 'n=' . trim(Settings::Get('dkim.dkim_notes')) . ';';
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}
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// key
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$dkim_txt .= 'k=rsa;p=' . trim(preg_replace('/-----BEGIN PUBLIC KEY-----(.+)-----END PUBLIC KEY-----/s', '$1', str_replace("\n", '', $domain['dkim_pubkey']))) . ';';
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// service-type
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if (Settings::Get('dkim.dkim_servicetype') == '1') {
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$dkim_txt .= 's=email;';
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}
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// end-part
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$dkim_txt .= 't=s';
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if (Settings::Get('system.dns_server') == 'pdns') {
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// PowerDNS does not need/want splitted content
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$txt_record_split = $dkim_txt;
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} else {
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// split if necessary
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$txt_record_split = '';
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$lbr = 50;
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for ($pos = 0; $pos <= strlen($dkim_txt) - 1; $pos += $lbr) {
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$txt_record_split .= (($pos == 0) ? '("' : "\t\t\t\t\t \"") . substr($dkim_txt, $pos, $lbr) . (($pos >= strlen($dkim_txt) - $lbr) ? '")' : '"') . "\n";
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}
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}
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// dkim-entry
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$zone_dkim[] = $txt_record_split;
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// adsp-entry
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if (Settings::Get('dkim.dkim_add_adsp') == "1") {
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$adsp = '"dkim=';
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switch ((int) Settings::Get('dkim.dkim_add_adsppolicy')) {
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case 0:
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$adsp .= 'unknown"';
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break;
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case 1:
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$adsp .= 'all"';
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break;
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case 2:
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$adsp .= 'discardable"';
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break;
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}
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$zone_dkim[] = $adsp;
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}
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}
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return $zone_dkim;
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}
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