From f1739d55c3b0759bcb90f2fa8853de968b9109f0 Mon Sep 17 00:00:00 2001
From: Frank Bischof <frank.bischof@solvinity.com>
Date: Thu, 9 Mar 2023 14:58:38 +0100
Subject: [PATCH] Innitial commit

---
 README.md            | 28 +++++++++++++++
 telegram_webhook.php | 81 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 109 insertions(+)
 create mode 100644 README.md
 create mode 100644 telegram_webhook.php

diff --git a/README.md b/README.md
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+++ b/README.md
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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.
+```
+$TELEGRAM_BOT =  '15560000000:AAFoWcuFvqXXXXXXXXXXXXXXXXXXXXX';
+```
+
+## Usage
+You can use the following commands as an example:
+/ping
+/time
+/chatid
+/picture
+
+You can easily add more in the case statement in the code.
\ No newline at end of file
diff --git a/telegram_webhook.php b/telegram_webhook.php
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+<?php 
+/*
+Author: info@meer-web.nl
+Web: https://meer-web.nl
+
+#URL to get the webhook info
+https://api.telegram.org/bot<BOT_ID>/getWebhookInfo
+# URL to set the webhook
+curl -F "url=https://<DOMAIN.TLD>/<YOUR_WEBHOOK_PHP>" https://api.telegram.org/bot<$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;
+	}
+?>