Telegram.php

<?php
ini_set('display_errors', 'On');
error_reporting(E_ALL | E_STRICT);
class Telegram {

    private $data = array();
    private $updates = array();

    public function getToken() {
        $bot_id = file_get_contents('./ignore/token');
    }
	
    public function __construct($bot_id) {
        $this->bot_id = $bot_id;
        $this->data = $this->getData();
    }

    public function endpoint($api, array $content, $post = true) {
        $url = 'https://api.telegram.org/bot' . $this->bot_id . '/' . $api;
        if ($post)
            $reply = $this->sendAPIRequest($url, $content);
        else
            $reply = $this->sendAPIRequest($url, array(), false);
        return json_decode($reply, true);
    }

    public function getMe() {
        return $this->endpoint("getMe", array(), false);
    }

    public function sendMessage(array $content) {
    	sleep(500);
        return $this->endpoint("sendMessage", $content);
    }

    public function answerCallbackQuery(array $content) {
        return $this->endpoint("answerCallbackQuery", $content);
    }

    public function forwardMessage(array $content) {
        return $this->endpoint("forwardMessage", $content);
    }

    public function sendPhoto(array $content) {
        return $this->endpoint("sendPhoto", $content);
    }

    public function sendAudio(array $content) {
        return $this->endpoint("sendAudio", $content);
    }

    public function sendDocument(array $content) {
        return $this->endpoint("sendDocument", $content);
    }

    public function sendSticker(array $content) {
        return $this->endpoint("sendSticker", $content);
    }

    public function sendVideo(array $content) {
        return $this->endpoint("sendVideo", $content);
    }

    public function sendVoice(array $content) {
        return $this->endpoint("sendVoice", $content);
    }

    public function sendLocation(array $content) {
        return $this->endpoint("sendLocation", $content);
    }

    public function sendChatAction(array $content) {
        return $this->endpoint("sendChatAction", $content);
    }

    public function getUserProfilePhotos(array $content) {
        return $this->endpoint("getUserProfilePhotos", $content);
    }

    public function getFile($file_id) {
        $content = array('file_id' => $file_id);
        return $this->endpoint("getFile", $content);
    }
	
    public function downloadFile($telegram_file_path, $local_file_path) {
        $file_url = "https://api.telegram.org/file/bot" . $this->bot_id . "/" . $telegram_file_path;
        $in = fopen($file_url, "rb");
        $out = fopen($local_file_path, "wb");

        while ($chunk = fread($in, 8192)) {
            fwrite($out, $chunk, 8192);
        }
        fclose($in);
        fclose($out);
    }

    public function setWebhook($url, $certificate = "") {
        if ($certificate == "") {
            $content = array('url' => $url);
        } else {
            $content = array('url' => $url, 'certificate' => $certificate);
        }
        return $this->endpoint("setWebhook", $content);
    }

    public function getData() {
        if (empty($this->data)) {
            $rawData = file_get_contents("php://input");
            return json_decode($rawData, true);
        } else {
            return $this->data;
            print_r($this->data);
        }
    }
    
    public function setData(array $data) {
        $this->data = $data;
    }

    public function Text() {
        return $this->data["message"] ["text"];
    }
    public function MessageID() {
        return $this->data["message"]["message_id"];
    }
    public function ChatID() {
        return $this->data["message"]["chat"]["id"];
    }
    public function ReplyID() {
		if (isset($this->data["message"]["reply_to_message"]["message_id"]) == true) {
			return $this->data["message"]["reply_to_message"]["message_id"];
		}
		return null;
    }
    public function ReplyText() {
		if (isset($this->data["message"]["reply_to_message"]["text"]) == true) {
			return $this->data["message"]["reply_to_message"]["text"];
		}
		return null;
    }

    public function Callback_Query() {
        return $this->data["callback_query"];
    }

    public function Callback_ID() {
        return $this->data["callback_query"]["id"];
    }

    public function Callback_Data() {
        return $this->data["callback_query"]["data"];
    }

    public function Callback_Message() {
        return $this->data["callback_query"]["message"];
    }

    public function Callback_ChatID() {
    }

    public function Date() {
        return $this->data["message"]["date"];
    }

    public function FirstName() {
        return $this->data["message"]["from"]["first_name"];
    }

    public function LastName() {
        return $this->data["message"]["from"]["last_name"];
    }

    public function Username() {
        return $this->data["message"]["from"]["username"];
    }

    public function Location() {
        return $this->data["message"]["location"];
    }

    public function UpdateID() {
        return $this->data["update_id"];
    }

    public function UpdateCount() {
        return count($this->updates["result"]);
    }

    public function messageFromGroup() {
        if ($this->data["message"]["chat"]["title"] == "") {
            return false;
        }
        return true;
    }

    public function person() {
        if (isset($this->data["message"]["new_chat_participant"]["first_name"]) == true) {
            return 'new';
        } else if (isset($this->data["message"]["left_chat_participant"]["first_name"]) == true) {
            return 'left';
        }
        return false;
    }

    public function newphoto() {
        if (isset($this->data["message"]["new_chat_photo"]) == true) {
            return true;
        }
        return false;
    }
	
    public function personName() {
        if (isset($this->data["message"]["new_chat_participant"]["first_name"]) == true) {
            return $this->data["message"]["new_chat_participant"]["first_name"];
        } else if (isset($this->data["message"]["left_chat_participant"]["first_name"]) == true) {
            return $this->data["message"]["left_chat_participant"]["first_name"];
        }
        return null;
    }

    public function getUpdates($offset = 0, $limit = 100, $timeout = 0, $update = true) {
        $content = array('offset' => $offset, 'limit' => $limit, 'timeout' => $timeout);
        $this->updates = $this->endpoint("getUpdates", $content);
        if ($update) {
            if(count($this->updates["result"]) >= 1) { //for CLI working.
                $last_element_id = $this->updates["result"][count($this->updates["result"]) - 1]["update_id"] + 1;
                $content = array('offset' => $last_element_id, 'limit' => "1", 'timeout' => $timeout);
                $this->endpoint("getUpdates", $content);
            }
        }
        return $this->updates;
        print_r($this->updates);
    }

    public function serveUpdate($update) {
        $this->data = $this->updates["result"][$update];
    }

    private function sendAPIRequest($url, array $content, $post = true) {
        if (isset($content['chat_id'])) {
            $url = $url . "?chat_id=" . $content['chat_id'];
            unset($content['chat_id']);
        }
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_HEADER, false);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        if ($post) {
            curl_setopt($ch, CURLOPT_POST, 1);
            curl_setopt($ch, CURLOPT_POSTFIELDS, $content);
        }
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        $result = curl_exec($ch);
        curl_close($ch);
        return $result;
    }

}

// Helper for Uploading file using CURL
if (!function_exists('curl_file_create')) {

    function curl_file_create($filename, $mimetype = '', $postname = '') {
        return "@$filename;filename="
                . ($postname ? : basename($filename))
                . ($mimetype ? ";type=$mimetype" : '');
    }

}
?>