Untitled

<?php
session_start();

if (!isset($_SESSION["logged_in"]) || !($_SESSION["logged_in"]))
{
    header('Location: login.php');
    die();
}

if (isset($_GET["lights") && $_GET["lights"]=="ON")
{
    update_status("1");
    lights_on();
}
else
{
    update_status("0");
    lights_off();
}
$file = fopen("status.txt", "r") or die("Unable to open file!");
$status = fread($file, filesize("status.txt"));
fclose($file);

if ($status == "1")
{
    $status_human = "on";
}
else
{
    $status_human = "off";
}

function update_status($new_status)
{
    $file = fopen("status.txt", "w+") or die("Unable to open file!");
    fwrite($file, $new_status);
    fclose($file);
}

function lights_on()
{
    $url = 'https://maker.ifttt.com/trigger/lights_on/with/key/bFBqf_HMTHPgIc539EGOJQ';
    $contents = file_get_contents($url);
}

function lights_off()
{
    $url = 'https://maker.ifttt.com/trigger/lights_off/with/key/bFBqf_HMTHPgIc539EGOJQ';
    $contents = file_get_contents($url);
}
?>
<html>
<head>
<title>Light Switcher</title>
<link rel="stylesheet" href="./styles.css">
</head>
<body>
    <p>Welcome <?= $_SESSION["username"] ?>! The lights are <?= $status_light ?>.</p>
    <form method="get">
        <input type="radio" name="lights" value="on" <?php echo ($status == "on" ? 'checked' : '')?>>ON<br>
        <input type="radio" name="lights" value="off" <?php echo ($status == "off" ? 'checked' : '')?>>OFF<br>
        <input type="submit">
    </form>
</body>
</html>
<html>
<head>
<title>Light Switcher</title>
<link rel="stylesheet" href="./styles.css">
</head>
<body>
<p>Welcome <?= $_SESSION["username"] ?>! The lights are <?= $status_light ?>.</p>
<form method = "POST" action="http://meijertom.xyz/index.php?lights_on=true">
    <input class='button' type="submit" value='Lights On'/>
</form>
<form method = "POST" action="http://meijertom.xyz/index.php?lights_off=true">
    <input class='button' type="submit" value='Lights Off'/>
</form>
</body>
</html>