REST

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>REST API</title>
</head>
<body>

	<?php

		$gas = $_GET['gas'];

		if (isset($gas)) {
			sendDb();
			sendNetpie();

			if ($gas >= 50.0){	//Alert Val
				sendLine();
				sendIFTTT();
			}else{
				echo "Val";
			}
		}

		function sendDb(){

			$gas = $_GET['gas'];

			$dbcon = mysqli_connect('localhost','root','','gasdb');
   			mysqli_set_charset($dbcon,'utf8');

            $query = "INSERT INTO data (gas) VALUES ('$gas')";

            $result = mysqli_query($dbcon,$query);
            mysqli_close($dbcon);
		}

		function sendNetpie(){
			$url = 'https://api.netpie.io/topic/GAS/HOME/LED?retain';
			$username = "Y99FEk47zUqcwes";
			$password = "1UmlGSWmEtn9SCQXVFDqy3z7N";

			$data = $_GET['gas'];

			$ch = curl_init($url);
				curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
				curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "PUT");
				curl_setopt($ch, CURLOPT_USERPWD, $username . ":" . $password);
				curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
			$response = curl_exec($ch);
		}

		function sendLine(){
			$api = "https://notify-api.line.me/api/notify";
			$token = "SvUDJlRNIPC25mLn31idNlEupAEIdXRPQIOFHfDMAAr";
			$msg = "ขณะนี้ GAS มีค่า".$_GET['gas']." หน่วย";

			$ch = curl_init($api);
				curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
				curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
				curl_setopt($ch, CURLOPT_HTTPHEADER, array("Content-type: application/x-www-form-urlencoded","Authorization: Bearer " .$token));
				curl_setopt($ch, CURLOPT_POSTFIELDS,"message=$msg");
			$response = curl_exec($ch);
		}

		function sendIFTTT(){
			$api = "https://maker.ifttt.com/trigger/TEST/with/key/nTw8bZmfR-dtgOgl4TvUqO1U12mv9o7XQbYZmn5k_5O";
			$data = '{"value1":"'.$_GET['gas'].'"}';

			$ch = curl_init($api);
				curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
				curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
				curl_setopt($ch, CURLOPT_HTTPHEADER, array("Content-type: application/json"));
				curl_setopt($ch, CURLOPT_POSTFIELDS,$data);
			$response = curl_exec($ch);
		}


	?>
</body>
</html>