useragent.class.php

<?php
/*
PHP User Agent Class
Author: Tom Lloyd
Company: TSL Designs
Date: 01/01/2015
*/
class UserAgent {

	public $os_array = array(
		'/windows nt 10/i'      =>  'Windows 10',
		'/windows phone 10/i'   =>  'Windows Phone 10',
		'/windows phone 8.1/i'  =>  'Windows Phone 8.1',
		'/windows phone 8/i'    =>  'Windows Phone 8',
		'/windows nt 6.3/i'     =>  'Windows 8.1',
		'/windows nt 6.2/i'     =>  'Windows 8',
		'/windows nt 6.1/i'     =>  'Windows 7',
		'/windows nt 6.0/i'     =>  'Windows Vista',
		'/windows nt 5.2/i'     =>  'Windows Server 2003/XP x64',
		'/windows nt 5.1/i'     =>  'Windows XP',
		'/windows xp/i'         =>  'Windows XP',
		'/windows nt 5.0/i'     =>  'Windows 2000',
		'/windows me/i'         =>  'Windows ME',
		'/win98/i'              =>  'Windows 98',
		'/win95/i'              =>  'Windows 95',
		'/win16/i'              =>  'Windows 3.11',
		'/macintosh|mac os x/i' =>  'Mac OS X',
		'/mac_powerpc/i'        =>  'Mac OS 9',
		'/iphone/i'             =>  'iPhone',
		'/ipod/i'               =>  'iPod',
		'/ipad/i'               =>  'iPad',
		'/android/i'            =>  'Android',
		'/linux/i'              =>  'Linux',
		'/ubuntu/i'             =>  'Ubuntu',
		'/blackberry/i'         =>  'BlackBerry',
		'/webos/i'              =>  'Mobile'
	);
 	public $browser_array = array(
		'/mobile/i'     =>  'Handheld Browser',
		'/msie/i'       =>  'Internet Explorer',
		'/firefox/i'    =>  'Firefox',
		'/safari/i'     =>  'Safari',
		'/chrome/i'     =>  'Chrome',
		'/edge/i'       =>  'Edge',
		'/opera/i'      =>  'Opera',
		'/netscape/i'   =>  'Netscape',
		'/maxthon/i'    =>  'Maxthon',
		'/konqueror/i'  =>  'Konqueror'
	);
 	public $isps = array(
		'/virgin media/i'			=>  'Virgin Media',
		'/bt|british telecom|britishtelecom/i'	=>  'BT', // confirmed
		'/talktalk/i'    			=>  'TalkTalk',
		'/skybroadband|sky/i'			=>  'Sky Broadband', // confirmed
		'/plusnet/i'				=>  'Plusnet',
		'/three/i'				=>  'Three',
		'/ee/i'					=>  'EE',
		'/nowtv| now tv/i'			=>  'Now TV',
		'/xlnbroadband|xln broadband/i'		=>  'XLN Broadband',
		'/vodafone/i'				=>  'Vodafone',
		'/sse/i'				=>  'SSE',
		'/postoffice|post office/i'		=>  'Post Office',
		'/vondage/i'				=>  'Vondage',
		'/johnlewis|john lewis/i'		=>  'John Lewis',
		'/tmobile|t mobile|t-mobile/i'		=>  'T-Mobile',
		'/orange/i'				=>  'Orange',
		'/tesco/i'				=>  'Tesco',
		'/tiscali/i'				=>  'Tiscali',
		'/aol/i'				=>  'AOL',
		'/tentel/i'				=>  'TenTel',
		'/myvzw/i'				=>  'Verizon Trademark Services LLC',
		'/verizon/i'				=>  'Verizon'
	);
	public $os_platform = "OS Platform not Detected.";
	public $browser = "Browser not Detected.";
	public $isp = "ISP Not Detected.";
	private $user_agent = NULL;
	public function __construct(){
		$this->user_agent = $_SERVER['HTTP_USER_AGENT'];
		//$this->browser = get_browser(NULL, true);
	}
	public function IP(){
		if (!empty($_SERVER['HTTP_CLIENT_IP'])) {
			return $_SERVER['HTTP_CLIENT_IP'];
		} elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
			return $_SERVER['HTTP_X_FORWARDED_FOR'];
		} else {
			return $_SERVER['REMOTE_ADDR'];
		}
	}
	public function OS() { 
		foreach ($this->os_array as $regex => $value) { 
			if (preg_match($regex, $this->user_agent) ) {
				return $value;
			}
		}   
		return $this->os_platform;
	}
	public function Browser() {
		$browser="";
		foreach ($this->browser_array as $regex => $value) { 
			if (preg_match($regex, $this->user_agent ) ) {
				$browser    =   $value;
			}
		}
		return $browser == "" ? $this->browser : $browser;
	}
	public function BrowserVersion(){
		$detected = $this->Browser();
		$d = array_search($detected, $this->browser_array);
		$browser = str_replace(array("/i","/"), "", $d);
		$regex = "/(?<browser>version|{$browser})[\/]+(?<version>[0-9.|a-zA-Z.]*)/i";
		if (preg_match_all($regex, $this->user_agent, $matches)) {
			$found = array_search($browser, $matches["browser"]);
			return $matches["version"][$found];
		}
		return "";

	}
	public function GEOIP_ISP(){
		if(function_exists("geoip_isp_by_name")){
			return @geoip_isp_by_name($this->IP());
		}else{
			return "GEOIP Function Fail!";
		}
	}
	public function GEOIP_Info(){
		if(function_exists("geoip_db_get_all_info")){
			return geoip_db_get_all_info($this->IP());
		}else{
			return "GEOIP Function Fail!";
		}
	}
	public function Record($search=NULL){
		if(function_exists("geoip_record_by_name")){
			$record = geoip_record_by_name($this->IP());
			if($search == NULL){
				return $record;
			}else{
				if(array_key_exists($search, $record)){
					return $record[$search];
				}else{
					return "Record Data Not Found!";
				}
			}
		}else{
			return "GEOIP Function Fail!";
		}
	}
	public function Hostname(){
		return gethostbyaddr($this->IP());
	}
	public function ISP(){
		$longisp = $this->Hostname();
		$isp = explode('.', $longisp);
		$isp = array_reverse($isp);
		$tmp = $isp[0];
		if (preg_match("/\<(org?|com?|net?|uk)\>/i", $tmp)) {
			$myisp = $isp[2].'.'.$isp[1].'.'.$isp[0];
		} else {
			$myisp = $isp[1].'.'.$isp[0];
			foreach ($this->isps as $regex => $value) { 
				if (preg_match($regex, $myisp) ) {
					return $value;
				}
			}   
		}
		if (preg_match("/[0-9]{1,3}\.[0-9]{1,3}/", $myisp)){
		  return $this->isp;
		}
		return $myisp;
	}
	public function isMobile(){
		if (preg_match('/mobile|phone|ipod/i', $this->user_agent) ) {
			return true;
		}else{
			return false;
		}
	}
	public function isTablet(){
		if (preg_match('/tablet|ipad/i', $this->user_agent) ) {
			return true;
		}else{
			return false;
		}
	}
	public function isDesktop(){
		if (!$this->isMobile() && !$this->isTablet() ) {
			return true;
		}else{
			return false;
		}
	}
	public function isBot(){
		if (preg_match('/bot/i', $this->user_agent) ) {
			return true;
		}else{
			return false;
		}
	}
	public function user_agent(){
		return $this->user_agent;
	}
}