TransIP DropCatcher

<?php

require_once('Transip/DomainService.php');

echo "Loading file..." . "<br/>";

$filename = "domains.txt";
$filehandle = fopen($filename, "r");
$domains = explode(PHP_EOL, fread($filehandle, filesize($filename)));
$domains = array_map('trim', $domains);
$domains = array_filter($domains, function($value) { return $value !== ''; });

echo "Found domains: " . count($domains) . "<br/>";

try {
    $domainCheckResults = Transip_DomainService::batchCheckAvailability($domains);
    foreach($domainCheckResults as $domainCheckResult) {
        switch($domainCheckResult->status) {
            case Transip_DomainService::AVAILABILITY_INYOURACCOUNT:
                echo "Removing: " . $domainCheckResult->domainName . "<br/>";

                $index = array_search($domainCheckResult->domainName, $domains);
                if($index !== FALSE){
                    unset($domains[$index]);
                }
            break;

            case Transip_DomainService::AVAILABILITY_FREE:
                echo "Registering: " . $domainCheckResult->domainName . "<br/>";

                Transip_DomainService::register($domainCheckResult->domainName);
            break;

            default:
                echo "No action for: " . $domainCheckResult->domainName . "<br/>";
            break;
        }
    }
} catch(SoapFault $e) {
    echo "An error occurred: " . htmlspecialchars($e->getMessage()) . "<br/>";
}

echo "Saving file..." . "<br/>";

file_put_contents($filename, implode(PHP_EOL, $domains));
fclose($filehandle);

?>