Meer-Web/telegram_php_webhook
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Frank Bischof 2023-03-09 14:58:38 +01:00
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# telegram-php-webhook
PHP Webhook for telegram bots
## Install
Create a bot using the botfather (https://core.telegram.org/bots/tutorial)
Set the bot webhook using setWebhook.
Ea:
```
curl -F "url=https://<DOMAIN.TLD>/<YOUR_WEBHOOK_PHP>" https://api.telegram.org/bot<BOT_ID>/setWebhook
```
Afterwards check if the webhook info is set properly on https://api.telegram.org/bot<BOT_ID>/getWebhookInfo
## Setup
Only thing to set is the BOT ID in the code.
```
$TELEGRAM_BOT = '15560000000:AAFoWcuFvqXXXXXXXXXXXXXXXXXXXXX';
```
## Usage
You can use the following commands as an example:
/ping
/time
/chatid
/picture
You can easily add more in the case statement in the code.

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<?php
/*
Author: info@meer-web.nl
Web: https://meer-web.nl
#URL to get the webhook info
https://api.telegram.org/bot<BOT_ID>/getWebhookInfo
# URL to set the webhook
curl -F "url=https://<DOMAIN.TLD>/<YOUR_WEBHOOK_PHP>" https://api.telegram.org/bot<$TELEGRAM_BOT>/setWebhook
# COMMANDS for botfather to take in
help - Show help
ping - Check keepalive
time - Shows the current time.
picture - Reply with a picture
*/
// Telegram function for posting text.
function telegram($msg) {
global $TELEGRAM_BOT,$TELEGRAM_CHATID;
$url='https://api.telegram.org/bot'.$TELEGRAM_BOT.'/sendMessage';$data=array('chat_id'=>$TELEGRAM_CHATID,'text'=>$msg);
$options=array('http'=>array('method'=>'POST','header'=>"Content-Type:application/x-www-form-urlencoded\r\n",'content'=>http_build_query($data),),);
$context=stream_context_create($options);
$result=file_get_contents($url,false,$context);
return $result;
}
// Telegram function for posting images.
function telegram_pic($msg, $caption) {
global $TELEGRAM_BOT,$TELEGRAM_CHATID;
$url='https://api.telegram.org/bot'.$TELEGRAM_BOT.'/sendPhoto';$data=array('chat_id'=>$TELEGRAM_CHATID,'photo'=>$msg,'caption'=>$caption);
$options=array('http'=>array('method'=>'POST','header'=>"Content-Type:application/x-www-form-urlencoded\r\n",'content'=>http_build_query($data),),);
$context=stream_context_create($options);
$result=file_get_contents($url,false,$context);
return $result;
}
// Set your Bot ID and Chat ID.
$TELEGRAM_BOT='123456789:ABCDEFXXXXXXXXXXXXXXXXXXXXX';
$TELEGRAM_API = "https://api.telegram.org/bot$TELEGRAM_BOT";
$TELEGRAM_RCV = json_decode(file_get_contents("php://input"), TRUE);
// ChatID needed to reply in the same chat
$TELEGRAM_CHATID = $TELEGRAM_RCV["message"]["chat"]["id"];
// Fetch the first word, ea for commands
$MESSAGE = explode(" ", strtolower($TELEGRAM_RCV["message"]["text"]));
$MESSAGE_FULL = $TELEGRAM_RCV["message"]["text"];
$MESSAGE_FULL = substr(strstr("$MESSAGE_FULL"," "), 1);
// Trim off botname
if(strpos($MESSAGE[0], '@') !== false){
$COMMAND = explode('@', $MESSAGE[0]);
$COMMAND = $COMMAND[0];
} else {
$COMMAND = $MESSAGE[0];
}
// Reply
switch ($MESSAGE[0]) {
case '/ping':
// Friendly reply
telegram("Hi!");
break;
case '/time':
// Send current time
$now = date('d-m-Y H:i:s');
telegram("The current time is $now");
break;
case '/chatid':
// Show chatid
telegram("$TELEGRAM_CHATID");
break;
case '/picture':
// Reply image (use of different function)
telegram_pic("URL OF IMAGE","YOUR CAPTION");
break;
}
?>