TransIP API DynDNS

Dnstransip.php

<?php
// SETTINGS
// The domain to edit
define('DOMAIN', 'example.com');
 
// The authentication key
define('KEY', '69l67Le20e819360d3YHO1175');
 
// The DNS entries to update (name => content)
// This script will NOT add new entries
$newValues = [
  'www' => $_SERVER['REMOTE_ADDR'],
];
 
// SCRIPT
// Exit if the key does not match
if($_GET['key'] != KEY) exit();
 
// Include the required files from the API
require_once('Transip/DomainService.php');
 
// Get the current DNS entries from TransIP
$dnsEntries = Transip_DomainService::getInfo(DOMAIN)->dnsEntries;
 
// Check every DNS entry
foreach($dnsEntries as $dnsEntry)
{
  // Check if the entry has to be updated and update it
  if(array_key_exists($dnsEntry->name, $newValues)) $dnsEntry->content = $newValues[$dnsEntry->name];
}
 
try
{
  // Commit the changes to the TransIP DNS servers
  Transip_DomainService::setDnsEntries(DOMAIN, $dnsEntries);
  // Done
  echo 'DNS updated.';
}
catch(SoapFault $f)
{
  // An error occured
  echo 'DNS not updated. ' . $f->getMessage();
}

transip-dyndns.php

<?php

// --- Settings

$login = '';
$domainName = '';
$subDomain = '@';
$keyFile = 'transip.key';
$publicIpApi = 'https://api.ipify.org';

// --- Script

require_once('Transip/DomainService.php');

Transip_ApiSettings::$login = $login;
Transip_ApiSettings::$privateKey = file_get_contents(__DIR__ . DIRECTORY_SEPARATOR . $keyFile);

$currentPublicIp = file_get_contents($publicIpApi);
$domain = Transip_DomainService::getInfo($domainName);

$updatedDnsEntries = array();
foreach($domain->dnsEntries as $dnsEntry)
{
	if($dnsEntry->name == $subDomain && $dnsEntry->type == 'A') {
		$dnsEntry->content = $currentPublicIp;
	}
	$updatedDnsEntries[] = $dnsEntry;
}

Transip_DomainService::setDnsEntries($domainName, $updatedDnsEntries);

echo 'Succesfully set home.' . $domainName . ' to ip: '. $currentPublicIp . PHP_EOL;