sddns/include/record.php

235 lines
5.5 KiB
PHP
Executable file

<?php
/**
* Record class
*
* @copyright 2013 Steffen Vogel
* @license http://www.gnu.org/licenses/gpl.txt GNU Public License
* @author Steffen Vogel <post@steffenvogel.de>
* @link http://www.steffenvogel.de
*/
/*
* This file is part of sddns
*
* sddns 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 3 of the License, or
* any later version.
*
* sddns 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 sddns. If not, see <http://www.gnu.org/licenses/>.
*/
class Record implements Object {
public $host, $ttl, $class, $type, $rdata;
/*
* Constructors
*/
public function __construct(Host $host, $ttl, $class, $type, $rdata) {
global $config;
$this->host = $host;
if (is_int($ttl) && $ttl > 0 && $ttl <= $config['sddns']['max_ttl']) {
$this->ttl = $ttl;
} else {
throw new UserException('Invalid ttl', $ttl);
}
if (in_array($class, $config['sddns']['classes'])) {
$this->class = $class;
} else {
throw new UserException('invalid class', $class);
}
if (in_array($type, $config['sddns']['types'])) {
$this->type = $type;
} else {
throw new UserException('invalid type', $type);
}
$this->setRData($rdata);
}
/*
* Setter & Getter
*/
public function setRData($rdata) {
if ($this->isRData($rdata, $this->type)) {
switch ($this->type) {
case 'A':
$this->rdata = new IpV4($rdata);
break;
case 'AAAA':
$this->rdata = new IpV6($rdata);
break;
default:
$this->rdata = $rdata;
}
} else {
throw new ValidationException('invalid rdata', $rdata);
}
}
public function setTtl($ttl) {
if (is_numeric($ttl)) {
$this->ttl = $ttl;
}
else {
throw new ValidationException('invalid ttl', $ttl);
}
}
/*
* Database
*/
public function add(Database $db, $lifetime) {
global $config;
if ($this->host->isRegistred($db)) {
$host = new DBHost($this->host->isRegistred($db), $db);
}
else {
throw new UserException('unable to add record: host is not registred!');
}
$sql = 'INSERT INTO ' . $config['db']['tbl']['records'] . ' (host_id, ttl, class, type, rdata, created, last_accessed, lifetime, ip) VALUES (
\'' . $db->escape($host->id) . '\',
' . (int) $this->ttl . ',
\'' . $db->escape($this->class) . '\',
\'' . $db->escape($this->type) . '\',
\'' . $db->escape($this->rdata) . '\',
NOW(),
NOW(),
' . (int) $lifetime . ',
\'' . $db->escape($_SERVER['REMOTE_ADDR']) . '\')';
$db->execute($sql);
return new DBRecord($db->lastId(), $db);
}
/*
* Checks
*/
static function isRData($rdata, $type) {
$valid = false;
switch ($type) {
case 'A':
$valid = IpV4::isValid($rdata);
break;
case 'AAAA':
$valid = IpV6::isValid($rdata);
break;
case 'CNAME':
case 'NS':
$valid = Host::isValid($rdata);
break;
case 'MX':
@list($priority, $hostname) = explode($rdata, ' ');
$valid = (is_numeric($priority) && Host::isValid($hostname));
break;
case 'URL':
$valid = Uri::isValid($rdata);
default:
$valid = true;
break;
}
return $valid;
}
public function isRegistred(Database $db) {
global $config;
$sql = 'SELECT *
FROM ' . $config['db']['tbl']['records'] . ' AS r
WHERE
host_id = ' . (int) $this->host->isRegistred($db) . ' &&
class = \'' . $db->escape($this->class) . '\' &&
type = \'' . $db->escape($this->type) . '\' &&
rdata = \'' . $db->escape($this->rdata) . '\'';
$result = $db->query($sql, 1);
$record = $result->first();
return ($result->count() > 0) ? $record['id'] : false;
}
/*
* Output
*/
function __toString() {
$str = $this->host;
if (isset($this->ttl)) {
$str .= ' ' . $this->ttl;
}
if (isset($this->class)) {
$str .= ' ' . $this->class;
}
$str .= ' ' . $this->type . ' ' . $this->rdata;
return $str;
}
public function toXml(DOMDocument $doc) {
$xmlRecord = $doc->createElement('record');
$xmlRecord->appendChild($this->host->toXml($doc));
$xmlRecord->appendChild($doc->createElement('ttl', $this->ttl));
$xmlRecord->appendChild($doc->createElement('class', $this->class));
$xmlRecord->appendChild($doc->createElement('type', $this->type));
switch ($this->type) {
case 'A':
case 'AAAA':
$xmlRecord->appendChild($this->rdata->toXml($doc));
break;
default:
$xmlRecord->appendChild($doc->createElement('rdata', $this->rdata));
}
return $xmlRecord;
}
public function toHtml() {
$html = '' . $this->host->toHtml() . '&nbsp;<a target="_blank" href="/expert?host=' . $this->host->toPunycode() . '&ttl=' . $this->ttl . '&type=' . $this->type . '&class=' . $this->class . '&rdata=' . $this->rdata . '">' . $this->ttl . '&nbsp;' . $this->class . '&nbsp;' . $this->type . '</a>';
$html .= '&nbsp;';
switch ($this->type) {
case 'A':
case 'AAAA':
$html .= $this->rdata->toHtml();
break;
case 'NS':
case 'CNAME':
$html .= '<a target="_blank" href="https://www.ultratools.com/whois/whoisDashboardResult?domainName=' . $this->rdata . '">' . $this->rdata . '</a>';
break;
default:
$html .= $this->rdata;
break;
}
return $html;
}
}