el 33

include('./classes/geoLocateIp.class.php');
 
$geo = new geoLocateIp();
$location = $geo -> getLocationFromIp();

class geoLocateIp
{
	private $serviceLocateURL = 'http://api.hostip.info/?ip=';
 
	public function getLocationFromIp()
	{
		$ip = $this->getIpAdress();
 
		if (empty($ip))
			throw new Exception('Error retrieving IP address');
 
		// Use the method your server supports ( most of them only support curl )
		$xmlData = geoLocateIp::file_get_contents_curl($this->serviceLocateURL.$ip);
		//$xmlData = file_get_contents($this->serviceLocateURL.$ip);
 
		if (empty($xmlData))
			throw new Exception('Error retrieving xml');
 
		$locationInfo = $this->parseLocationData($xmlData);
 
		return $locationInfo;
	}
 
	private function getIpAdress()
        {
		if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
			   $ip = $_SERVER['HTTP_X_FORWARDED_FOR'];
		}
		elseif (isset($_SERVER['HTTP_VIA'])) {
		   $ip = $_SERVER['HTTP_VIA'];
		}
		elseif (isset($_SERVER['REMOTE_ADDR'])) {
		   $ip = $_SERVER['REMOTE_ADDR'];
		}
		else {
		   $ip = NULL;
		}
		return $ip;
          }
 
	private function parseLocationData($xmlData)
	{
		// Use of Simple XML extension of PHP 5
		$xml = simplexml_load_string($xmlData);
 
		if (!is_object($xml))
		    throw new Exception('Error reading XML');
 
		$infoHost = $xml->xpath('//gml:featureMember');
		$city = $xml->xpath('//gml:featureMember//gml:name');
 
		$coordinates = $infoHost[0]->xpath('//gml:coordinates');
		$coordinates = split(',', (string) $coordinates[0]);				
 
		$info = array (
			"City"		=> (string) $city[0],
			"CountryName"	=> (string) $infoHost[0]->Hostip->countryName,
			"CountryCode"	=> (string) $infoHost[0]->Hostip->countryAbbrev,
			"Longitude"	=> $coordinates[0],
			"Latitude"	=> $coordinates[1]
		);
 
		return $info;
	}
 
	public static function file_get_contents_curl($url)
	{
		$ch = curl_init();
 
		curl_setopt($ch, CURLOPT_HEADER, 0);
		curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
		curl_setopt($ch, CURLOPT_URL, $url);
 
		$data = curl_exec($ch);
		curl_close($ch);
 
		return $data;
	}
}