add.php

<?php

/**
 * Add a new pod.
 */

declare(strict_types=1);

use RedBeanPHP\R;

require_once __DIR__ . '/../boot.php';

($_domain = $_GET['domain'] ?? null) || die('no pod domain given');

// Other parameters.
$_email                  = $_GET['email'] ?? '';
$_podmin_statement       = $_GET['podmin_statement'] ?? '';
$_podmin_notify          = $_GET['podmin_notify'] ?? 0;
$_podmin_notify_level    = $_GET['podmin_notify_level'] ?? 50;

$_domain = strtolower($_domain);
if (!filter_var(gethostbyname($_domain), FILTER_VALIDATE_IP)) {
    die('Could not validate the domain name, be sure to enter it as "domain.com" (no caps, no slashes, no extras)');
}

try {
    $pods = R::getAll('
    SELECT id, domain, publickey, email
    FROM pods
  ');
} catch (\RedBeanPHP\RedException $e) {
    debug('Error in SQL query: ' . sprintf($e->getMessage()));
}

$stop = false;
foreach ($pods as $pod) {
    if ($pod['domain'] === $_domain) {
        if ($pod['email']) {
            die('domain already exists and is registered to an owner, use the edit function to modify');
        }

        $digtxt = exec(escapeshellcmd('dig ' . $_domain . ' TXT +short'));
        if (strpos($digtxt, $pod['publickey']) === false) {
            die('domain already exists, you can claim the domain by adding a DNS TXT record that states<br><b> ' . $_domain . ' IN TXT "' . $pod['publickey'] . '"</b>');
        }

        echo 'domain validated, you can now add details ';
        $uuid   = md5(uniqid($_domain, true));
        $expire = time() + 2700;

        try {
            $p                = R::load('pods', $pod['id']);
            $p['token']       = $uuid;
            $p['tokenexpire'] = date('Y-m-d H:i:s', $expire);

            R::store($p);
        } catch (\RedBeanPHP\RedException $e) {
            debug('Error in SQL query: ' . sprintf($e->getMessage()));
        }

        echo <<<EOF
<script>
    window.onload = function() {
        $("#weight").ionRangeSlider();
        $("#podmin_notify_level").ionRangeSlider();
    }
</script>
<form action="/">
    <input type="hidden" name="edit">
    <input type="hidden" name="domain" value="{$_domain}">
    <input type="hidden" name="token" value="{$uuid}">
    <label>Email <input type="text" size="20" name="email"></label><br>
    <label>Podmin Statement (You can include links to your terms and policies and information about your pod you wish to share with users.) <br><textarea cols="100" rows="7" name="podmin_statement"></textarea></label><br>
    <label>Weight <input type="text" data-min="0" data-step="1" data-max="10" name="weight" id="weight"> This lets you weight your pod lower on the list if you have too much traffic coming in, 10 is the norm use lower to move down the list.</label><br>
    <label>Notify when your score falls to <input type="text" data-min="1" data-step="1" data-max="99" data-from="50" name="podmin_notify_level" id="podmin_notify_level"></label><br>
    <input type="submit" name="action" value="save">
</form>
EOF;

        $stop = true;
    }
}

if (!$stop) {
    $nodeinfo_meta = curl("https://{$_domain}/.well-known/nodeinfo");

    // Default link to fetch node info.
    $nodeinfo_url = "https://{$_domain}/nodeinfo/1.0";

    if ($info = json_decode($nodeinfo_meta['body'] ?: '', true)) {
        if (count($info['links'], COUNT_RECURSIVE) === 2) {
            $nodeinfo_url = $info['links']['href'];
        } else {
            $nodeinfo_url = max($info['links'])['href'];
        }
    }

    $output = curl($nodeinfo_url, true);

    if ($output['body'] && stripos($output['body'], 'openRegistrations') !== false) {
        echo 'Your pod has ssl and is valid<br>';

        $publickey = md5(uniqid($_domain, true));

        try {
            $p                           = R::dispense('pods');
            $p['domain']                 = $_domain;
            $p['email']                  = $_email;
            $p['podmin_statement']       = $_podmin_statement;
            $p['podmin_notify']          = $_podmin_notify;
            $p['podmin_notify_level']    = $_podmin_notify_level;
            $p['publickey']              = $publickey;

            R::store($p);
        } catch (\RedBeanPHP\RedException $e) {
            debug('Error in SQL query: ' . sprintf($e->getMessage()));
        }

        if ($_email) {
            $to      = c('adminemail');
            $subject = 'New pod added to ' . $_SERVER['HTTP_HOST'];
            $headers = ['From: ' . $_email, 'Reply-To: ' . $_email, 'Cc: ' . $_email];

            $message_lines = [
                'https://' . $_SERVER['HTTP_HOST'],
                'Your pod ' . $_domain . ' will not show up right away, as it needs to pass a few checks first.',
                'Give it a few hours!',
            ];

            @mail($to, $subject, implode("\r\n", $message_lines), implode("\r\n", $headers));
        }

        echo 'Data successfully inserted! Your pod will be checked and live on the list in a few hours!';
    } else {
        echo 'Could not validate your pod, check your setup!<br>Take a look at your <a href="' . $nodeinfo_url . '">nodeinfo</a>';
    }
}