<?php

namespace WGS\HOSTXTEMPLATE;

if (!defined("WHMCS")) {
    exit("This file cannot be accessed directly");
}
class HOSTX
{
    public function __construct()
    {
    }
    public function wgs_hostx_get_license($license)
    {
       function wgs_hostx_checkLicense($licensekey, $localkey = "")
{
    $whmcsurl = "https://whmcs.atoznull.com/";
    $licensing_secret_key = "HOSTX-WHMCS-SOM-Rakesh";
    $check_token = time() . md5(mt_rand(1000000000, 10000000000.0) . $licensekey);
    $checkdate = date("Ymd");
    $usersip = isset($_SERVER["SERVER_ADDR"]) ? $_SERVER["SERVER_ADDR"] : $_SERVER["LOCAL_ADDR"];
    $localkeydays = 10;
    $allowcheckfaildays = 5;
    $localkeyvalid = false;
    $lkey = \WHMCS\Database\Capsule::table("tblconfiguration")->where("setting", "wgs_hostx_localkey")->get();
    if ($lkey) {
        $localkey = $lkey[0]->value;
    }
    if ($localkey) {
        $localkey = str_replace("\n", "", $localkey);
        $localdata = substr($localkey, 0, strlen($localkey) - 32);
        $md5hash = substr($localkey, strlen($localkey) - 32);
        if ($md5hash == md5($localdata . $licensing_secret_key)) {
            $localdata = strrev($localdata);
            $md5hash = substr($localdata, 0, 32);
            $localdata = substr($localdata, 32);
            $localdata = base64_decode($localdata);
            $localkeyresults = unserialize($localdata);
            $originalcheckdate = $localkeyresults["checkdate"];
            if ($md5hash == md5($originalcheckdate . $licensing_secret_key)) {
                $localexpiry = date("Ymd", mktime(0, 0, 0, date("m"), date("d") - $localkeydays, date("Y")));
                if ($localexpiry < $originalcheckdate) {
                    $localkeyvalid = true;
                    $results = $localkeyresults;
                    $validdomains = explode(",", $results["validdomain"]);
                    if (!in_array($_SERVER["SERVER_NAME"], $validdomains)) {
                        $localkeyvalid = false;
                        $localkeyresults["status"] = "Invalid";
                        $results = array();
                    }
                    $validips = explode(",", $results["validip"]);
                    if (!in_array($usersip, $validips)) {
                        $localkeyvalid = false;
                        $localkeyresults["status"] = "Invalid";
                        $results = array();
                    }
                    if ($results["validdirectory"] != dirname(__FILE__)) {
                        $localkeyvalid = false;
                        $localkeyresults["status"] = "Invalid";
                        $results = array();
                    }
                }
            }
        }
    }
    if (!$localkeyvalid) {
        $postfields["licensekey"] = $licensekey;
        $postfields["domain"] = $_SERVER["SERVER_NAME"];
        $postfields["ip"] = $usersip;
        $postfields["dir"] = dirname(__FILE__);
        if ($check_token) {
            $postfields["check_token"] = $check_token;
        }
        if (function_exists("curl_exec")) {
            $ch = curl_init();
            curl_setopt($ch, CURLOPT_URL, $whmcsurl . "modules/servers/licensing/verify.php");
            curl_setopt($ch, CURLOPT_POST, 1);
            curl_setopt($ch, CURLOPT_POSTFIELDS, $postfields);
            curl_setopt($ch, CURLOPT_TIMEOUT, 30);
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
            $data = curl_exec($ch);
            curl_close($ch);
        } else {
            $fp = fsockopen($whmcsurl, 80, $errno, $errstr, 5);
            if ($fp) {
                $querystring = "";
                foreach ($postfields as $k => $v) {
                    $querystring .= (string) $k . "=" . urlencode($v) . "&";
                }
                $header = "POST " . $whmcsurl . "modules/servers/licensing/verify.php HTTP/1.0\r\n";
                $header .= "Host: " . $whmcsurl . "\r\n";
                $header .= "Content-type: application/x-www-form-urlencoded\r\n";
                $header .= "Content-length: " . @strlen($querystring) . "\r\n";
                $header .= "Connection: close\r\n\r\n";
                $header .= $querystring;
                $data = "";
                @stream_set_timeout($fp, 20);
                @fputs($fp, $header);
                $status = @socket_get_status($fp);
                while (!feof($fp) && $status) {
                    $data .= @fgets($fp, 1024);
                    $status = @socket_get_status($fp);
                }
                @fclose($fp);
            }
        }
        if (!$data) {
            $localexpiry = date("Ymd", mktime(0, 0, 0, date("m"), date("d") - ($localkeydays + $allowcheckfaildays), date("Y")));
            if ($localexpiry < $originalcheckdate) {
                $results = $localkeyresults;
            } else {
                $results["status"] = "Invalid";
                $results["description"] = "Remote Check Failed";
                return $results;
            }
        }
        preg_match_all("/<(.*?)>([^<]+)<\\/\\1>/i", $data, $matches);
        $results = array();
        foreach ($matches[1] as $k => $v) {
            $results[$v] = $matches[2][$k];
        }
        if ($results["md5hash"] && $results["md5hash"] != md5($licensing_secret_key . $check_token)) {
            $results["status"] = "Invalid";
            $results["description"] = "MD5 Checksum Verification Failed";
            return $results;
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