<?php

if ( strpos($_SERVER['HTTP_USER_AGENT'], 'curl') !== false ){
	if ( empty($_GET) ){
		echo $_SERVER["REMOTE_ADDR"];
		exit;
	}
}

if ( empty($_GET) ){
	header($_SERVER["SERVER_PROTOCOL"] . " 302 Moved");
	header("Location: http://".$_SERVER["HTTP_HOST"].str_replace("/index.php", "", $_SERVER["PHP_SELF"] )."/?ip=".$_SERVER["REMOTE_ADDR"]."&geoip=1&header=1&output=html");
	exit;
}

if ( ! isset($_GET["ip"]) || $_GET["ip"] == "" ){
	$ip = $_SERVER["REMOTE_ADDR"];
} else {
	if( preg_match("/([0-9]+\.){3}[0-9]+/", $_GET["ip"]) ){
		$ip = $_GET["ip"];
	} else  {
		$ip = gethostbyname($_GET["ip"]);
	}
}

require 'ifconfig.php';

$if = new Ifconfig($ip);

$result = array("ip" => $ip, "hostname" => $if->getReverseDNS());

if( isset($_GET["geoip"]) && $_GET["geoip"] != 0){
	$geoip = $result = array_merge($result, $if->getAllGeoipRecords());
}

if( isset($_GET["header"]) && $_GET["header"] != 0){
	$header = $if->getHeader();
	$result = array_merge($result, $header);
}

if( ! isset($_GET["output"]) || $_GET["output"] == "" ){
	$_GET["output"] = "html";
}

switch($_GET["output"]){
	case("json"):
		header("Content-Type: application/json");
		echo $if->encodeJson($result);
		break;
	case("html"):
		require 'template.php';
		break;
	case("php"):
		header("Content-Type: text/plain");
		echo serialize($result);
		break;
	default:
		require 'template.php';
		break;
}