index.php

<?php
/**
 * WhoIS REST Services API
 *
 * You may not change or alter any portion of this comment or credits
 * of supporting developers from this source code or any supporting source code
 * which is considered copyrighted (c) material of the original comment or credit authors.
 * 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.
 *
 * @copyright       Chronolabs Cooperative http://syd.au.snails.email
 * @license         ACADEMIC APL 2 (https://sourceforge.net/u/chronolabscoop/wiki/Academic%20Public%20License%2C%20version%202.0/)
 * @license         GNU GPL 3 (http://www.gnu.org/licenses/gpl.html)
 * @package         whois-api
 * @since           2.2.13
 * @author          Dr. Simon Antony Roberts <simon@snails.email>
 * @version         2.2.14
 * @description		A REST API Interface which retrieves IPv4, IPv6, TLD, gLTD Whois Data
 * @link            http://internetfounder.wordpress.com
 * @link            https://github.com/Chronolabs-Cooperative/WhoIS-API-PHP
 * @link            https://sourceforge.net/p/chronolabs-cooperative
 * @link            https://facebook.com/ChronolabsCoop
 * @link            https://twitter.com/ChronolabsCoop
 * 
 */


	$parts = explode(".", microtime(true));
	mt_srand(mt_rand(-microtime(true), microtime(true))/$parts[1]);
	mt_srand(mt_rand(-microtime(true), microtime(true))/$parts[1]);
	mt_srand(mt_rand(-microtime(true), microtime(true))/$parts[1]);
	mt_srand(mt_rand(-microtime(true), microtime(true))/$parts[1]);
	$salter = ((float)(mt_rand(0,1)==1?'':'-').$parts[1].'.'.$parts[0]) / sqrt((float)$parts[1].'.'.intval(cosh($parts[0])))*tanh($parts[1]) * mt_rand(1, intval($parts[0] / $parts[1]));
	header('Blowfish-salt: '. $salter);
	
	global $domain, $protocol, $business, $entity, $contact, $referee, $peerings, $source;
	require_once __DIR__ . DIRECTORY_SEPARATOR . 'apiconfig.php';
	
	$help=false;
	if (!isset($_GET['whois']) || empty($_GET['whois'])) {
		$help=true;
	} elseif (isset($_GET['output']) || !empty($_GET['output'])) {
		$whois = trim($_GET['whois']);
		$output = trim($_GET['output']);
		
	} else {
		$help=true;
	}
	
	/**
	 * Buffers Help
	 */
	if ($help==true) {
		if (function_exists("http_response_code"))
			http_response_code(400);
		include dirname(__FILE__).'/help.php';
		exit;
	}
	
	/**
	 * Calculates Whitelist
	 */
	if (function_exists('whitelistGetIP') && function_exists('whitelistGetIPAddy') && defined('MAXIMUM_QUERIES'))
	{
		session_start();
		if (!in_array(whitelistGetIP(true), whitelistGetIPAddy())) {
			if (isset($_SESSION['reset']) && $_SESSION['reset']<microtime(true))
				$_SESSION['hits'] = 0;
			if ($_SESSION['hits']<=MAXIMUM_QUERIES) {
				if (!isset($_SESSION['hits']) || $_SESSION['hits'] = 0)
					$_SESSION['reset'] = microtime(true) + 3600;
				$_SESSION['hits']++;
			} else {
				header("HTTP/1.0 404 Not Found");
				if (function_exists("http_response_code"))
					http_response_code(404);
				exit;
			}
		}
	}
	
	/**
	 * Commences Execution of API Functions
	 */
	if (function_exists("http_response_code"))
		http_response_code(200);
	
	$whoisObj = new whois();
	$data = $whoisObj->query($whois, $output);
	switch ($output) {
		default:
			echo '<h1>'.$whois.' whois data</h1>';
			echo '<pre style="font-family: \'Courier New\', Courier, Terminal; font-size: 0.77em;">';
			echo print_r($data, true);
			echo '</pre>';
			break;
		case 'raw':
			echo "<?php\n\n return " . var_export($data, true) . ";\n\n?>";
			break;
		case 'json':
			header('Content-type: application/json');
			echo json_encode($data);
			break;
		case 'serial':
			header('Content-type: text/html');
			echo serialise($data);
			break;
		case 'xml':
			header('Content-type: application/xml');
			$dom = new XmlDomConstruct('1.0', 'utf-8');
			$dom->fromMixed(array('root'=>$data));
 			echo $dom->saveXML();
			break;
	}
	exit(0);
?>