<?php


class iptracking {
    
    public $collection;
    
    function __construct() {
        $this->collection = array();
    }
    
    private function get_geolocation( $ip ) {
        $url = "http://ip-api.com/json/" . $ip . "?fields=status,message,continent,continentCode,country,countryCode,region,regionName,city,district,zip,lat,lon,timezone,offset,currency,isp,org,as,asname,reverse,mobile,proxy,hosting,query&lang=de";
        $cURL = curl_init();
    
        curl_setopt($cURL, CURLOPT_URL, $url);
        curl_setopt($cURL, CURLOPT_HTTPGET, true);
        curl_setopt($cURL, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($cURL, CURLOPT_HTTPHEADER, array(
            'Content-Type: application/json',
            'Accept: application/json'
        ));
        
        $return = curl_exec( $cURL );
        $return = json_decode( $return, true );
        
        return $return;
    }
    
    private function get_date2zone ( $timezone ) {
        $date = new DateTime("now", new DateTimeZone( $timezone ) );
        
        $this->collection['timezone_date'] = $date->format('Y-m-d');
        $this->collection['timezone_date_de'] = $date->format('d.m.Y');
        $this->collection['timezone_time'] = $date->format('H:i');
    }
    
    public function getvar( $key ) {
        if( count( $this->collection ) <= 0 ) $this->get();
        return isset( $this->collection[ $key ] ) ? $this->collection[ $key ] : "key not found";
    }
    
    public function get( $ip = FALSE ) {
        $this->collection = $this->get_geolocation( $ip ? $ip : $this->getIP() );
        $this->get_date2zone( $this->collection['timezone'] );
    }
    
    public function getIP() {
        if (!empty($_SERVER['HTTP_CLIENT_IP'])) {
            $ip = $_SERVER['HTTP_CLIENT_IP'];
        } else if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
            $ip = $_SERVER['HTTP_X_FORWARDED_FOR'];
        } else {
            $ip = $_SERVER['REMOTE_ADDR'];
        }
        
        // Regel für local
        if( $ip == "127.0.0.1" ) $ip = "surfboxx-it.de";
        
        return $ip;
    }
    
}