bot

<?php

class Telebot
{
    private $token;

    public function __construct($token)
    {
        $this->token = $token;
    }

    private function get($s)
    {
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        $r = curl_exec($ch);
        if ($r == NULL) {
            return "Ошибка :" . curl_errno($ch) . "-" . curl_error($ch);
        } else {
            return $r;
        }
        curl_close($ch);
    }

    public function log($str)
    {
        file_put_contents("log.txt", "[" . date('M-d-y_H:i:s') . "]:" . $str . "\n", FILE_APPEND);
    }

    public function update_id($s)
    {
        switch ($s) {
            case 'r' : //чтение последнего обновления
                if (file_exists("update_id.txt")) {
                    return file_get_contents("update_id.txt");
                } else {
                    return 0;
                }
                break;

            default :
                file_put_contents("update_id.txt", $s);
                break;
        }

    }

    public function GetUpdates($offset = 0)
    {
        if (!$this->token) {
            return 21;

        }
        $r = json_decode($this->get("https://api.telegram.org/" . $this->token . "/getUpdates?offset=" . $offset), true);
        return $r['result'];
    }

    public function SMessage($w, $s, $keyboard = true)
    {
        if ($this->token) {
            return 21;
        }
        if (is_array($keyboard)) {
            $reply = json_encode(array("keyboard" => $keyboard, "resize_keyboard" => true, "one_time_keyboard" => true));
            return $this->get("https://api.telegram.org/" . $this->token . "/sendMessage?" . http_build_query(array("chat_id" => $w, "text" => $s, "reply_markup" => $reply)));
        }
        return $this->get("https://api.telegram.org/" . $this->token . "/sendMessage?" . http_build_query(array("chat_id" => $w, "text" => $s)));
    }
}

////////////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////
<?php

include 'class.php';

$c =new Telebot('263229842:AAGKcUo0BKpTThrkaxShRxXg6QNr3mqAC_c');
$r = $c->GetUpdates($c->update_id('r'));

foreach ($r as $i => $v){
    if ($c->update_id('r') < $r[$i]['update_id']){
        //сохранение последнего обновления
        $c->update_id($r[$i]['update_id']);

        $chatID = $r[$i]['message']['chat']['id'];
        $name = $r[$i]['message']['from']['first_name'];
        $login = $r[$i]['message']['from']['username'];
        $chatID = $r[$i]['message']['from']['id'];
    }
}