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<?php

namespace App\Classes;

class GetUserAgents
{

private $agent = "";
    private $info = array();

function __construct(){
        $this->agent = isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : NULL;
        $this->getBrowser();
        $this->getOS();
    }

function getLocation($ip){
        $result = json_decode(file_get_contents("http://ip-api.com/json/".$ip), true);
        return $result['country'];
    }

function getOS(){

$user_agent     =   $_SERVER['HTTP_USER_AGENT'];

$os_platform    =   "Unknown OS Platform";

$os_array       =   array(
            '/windows nt 10/i'     =>  'Windows 10',
            '/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',
            '/linux/i'              =>  'Linux',
            '/ubuntu/i'             =>  'Ubuntu',
            '/iphone/i'             =>  'iPhone',
            '/ipod/i'               =>  'iPod',
            '/ipad/i'               =>  'iPad',
            '/android/i'            =>  'Android',
            '/blackberry/i'         =>  'BlackBerry',
            '/webos/i'              =>  'Mobile'
        );

foreach ($os_array as $regex => $value) {

if (preg_match($regex, $user_agent)) {
                $os_platform    =   $value;
            }

}
        $this->info['Operating System'] = $os_platform;

return $this->info['Operating System'];
    }

function getVersion($browser, $search, $string){
        $browser = $this->info['Browser'];
        $version = "";
        $browser = strtolower($browser);
        preg_match_all($search,$string,$match);
        switch($browser){
            case "firefox": $version = str_replace("/","",$match[1][0]);
                break;

case "internet explorer": $version = substr($match[1][0],0,4);
                break;

case "opera": $version = str_replace("/","",substr($match[1][0],0,5));
                break;

case "navigator": $version = substr($match[1][0],1,7);
                break;

case "maxthon": $version = str_replace(")","",$match[1][0]);
                break;

case "google chrome": $version = substr($match[1][0],1,10);
                break;

case "edge": $version = substr($match[1][0],1,10);
        }
        return $version;
    }

function showInfo($switch){
        $switch = strtolower($switch);
        switch($switch){
            case "browser": return $this->info['Browser'];
                break;

case "os": return $this->info['Operating System'];
                break;

case "version": return $this->info['Version'];
                break;

case "all" : return array($this->info["Version"],
                $this->info['Operating System'], $this->info['Browser']);
                break;

default: return "Unkonw";
                break;

}
    }

function goRandomString($length = 10) {
        $characters = 'abcdefghijklmnpqrstuvwxyz123456789';
        $string = '';
        $max = strlen($characters) - 1;
        for ($i = 0; $i < $length; $i++) {
            $string .= $characters[mt_rand(0, $max)];
        }
        return $string;
    }
}