bot.php

<?php
 require("netpie.php");
 require("line.php");

// Get POST body content
$content = file_get_contents('php://input');

// Parse JSON
$events = json_decode($content, true);

// Validate parsed JSON data
if (!is_null($events['ESP'])) {
	send_LINE($events['ESP']);
		
	echo "OK";
}

if (!is_null($events['events'])) {
	echo "line bot";
	// Loop through each event
	foreach ($events['events'] as $event) {
		// Reply only when message sent is in 'text' format
		if ($event['type'] == 'message' && $event['message']['type'] == 'text') {
			// Get text sent
			$text = $event['message']['text'];

			// Get replyToken
			$replyToken = $event['replyToken'];

			// Build message to reply back
			$Topic = "NodeMCU1" ;			
			getMqttfromlineMsg($Topic,$text);   
			
		}
	}
}

echo "OK3";

?>