IP’den Lokasyon Bulma

function detect_city($ip){
	$default = 'Hollywood, CA';
	
	if (!is_string($ip) || strlen($ip) < 1 || $ip == '127.0.0.1' || $ip == 'localhost') $ip = '8.8.8.8';
	
	$curlopt_useragent = 'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2) Gecko/20100115 Firefox/3.6 (.NET CLR 3.5.30729)';
	$url = 'http://ipinfodb.com/ip_locator.php?ip=' . urlencode($ip);
	$ch = curl_init();
	$curl_opt = array(
		CURLOPT_FOLLOWLOCATION => 1,
		CURLOPT_HEADER => 0,
		CURLOPT_RETURNTRANSFER => 1,
		CURLOPT_USERAGENT => $curlopt_useragent,
		CURLOPT_URL => $url,
		CURLOPT_TIMEOUT => 1,
		CURLOPT_REFERER => 'http://' . $_SERVER['HTTP_HOST'],
	);
	
	curl_setopt_array($ch, $curl_opt);
	$content = curl_exec($ch);
	if (!is_null($curl_info)) {
		$curl_info = curl_getinfo($ch);
	}

	curl_close($ch);
	if (preg_match('{<li>City : ([^<]*)</li>}i', $content, $regs)) {
		$city = $regs[1];
	}

	if (preg_match('{<li>State/Province : ([^<]*)</li>}i', $content, $regs)) {
		$state = $regs[1];
	}

	if ($city != '' && $state != '') {
		$location = $city . ', ' . $state;
		return $location;
	}
	else {
		return $default;
	}
}