Telegram sendMessage API

Telegram.class.php

<?php

/**
 * @author kas-cor <[email protected]>
 * @link http://github.com/kas-cor repositories
 */

namespace cls;

class Telegram {

    /**
     * Access token API
     * @var string 
     */
    private $token;

    /**
     * @param string $token Access token
     */
    public function __construct($token) {
        $this->token = $token;
    }

    /**
     * Send message to chat id
     * @param string $chat_id
     * @param string $text
     * @return string response json
     */
    public function sendMessage($chat_id, $text) {
        $message = urlencode(strip_tags(trim($this->convertToUtf8($text))));
        $url = "https://api.telegram.org/bot" . $this->token . "/sendMessage?chat_id=" . $chat_id . "&text=" . $message;
        $curl_handle = curl_init();
        curl_setopt($curl_handle, CURLOPT_URL, $url);
        curl_setopt($curl_handle, CURLOPT_CONNECTTIMEOUT, 2);
        curl_setopt($curl_handle, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($curl_handle, CURLOPT_USERAGENT, "TelegramBot");
        $json = curl_exec($curl_handle);
        curl_close($curl_handle);
        return $json;
    }
    
    /**
     * Convert to utf-8, if win-1251
     * @param type $text
     * @return type
     */
    private function convertToUtf8($text) {
        if (!preg_match("//u", $text)) {
            return iconv("windows-1251", "utf-8", $text);
        } else {
            return $text;
        }
    }

}

Useing

$telegram = New Telegram("token");
$chat_id = "123456789";
$text = "Test\nTest\nTest\nTest";
echo $telegram->sendMessage($chat_id, $text);