go.php

<?php
    $title = 'Forwarding Service';
    include('_api.php');
    $dataHelper = new NiwaDataHelper();

    $wikis = $dataHelper->getMemberWikis();
    $url = $_SERVER['REQUEST_URI'];
    $urlParts = parse_url($url);
    $path = $urlParts['path'];
    $pathSegments = explode('/', $path);

    if (count($pathSegments) > 2) {
        $site = $pathSegments[2] ?? null;
        $article = implode('/', array_slice($pathSegments, 3)) ?? null;
        $target = null;

        foreach ($wikis as $wiki) {
            if ($wiki->id === $site) {
                $target = $wiki->url;
                $target = str_replace('$1', $article, $target);
                if ($article) {
                    $target = rtrim($target, '/');
                }
            }
        }

        if ($target) {
            header("Location: {$target}");
            exit();
        }
    }

    include('_header.php');
?>

<style>
    .beta {
        box-sizing: border-box;
        width: 100%;
        padding: 1em;
        background-color: #f4ebab;
        border: 2px solid #f5e366;
        border-radius: 10px;
    }
</style>

<div class="main">
    <h1>NIWA Forwarding Service</h1>

    <div class="beta">
        This forwarding service is currently in <b>beta</b>. Site IDs are subject to change.
    </div>

    <br />

    This URL serves as a gateway to link to any article on any NIWA member wiki.

    <br /><br />

    URL format: <code>https://niwanetwork.org/go/{site}/{article}</code>

    <br /><br />

    Replace <code>{site}</code> with the site ID from the table below, and <code>{article}</code> with your desired article name.

    <br /><br />

    <table>
        <tr>
            <th>Site ID</th>
            <th>Site URL</th>
        </tr>
        <?php
            foreach ($wikis as $wiki) {
                echo "
                <tr>
                    <td>{$wiki->id}</td>
                    <td>{$wiki->url}</td>
                </tr>
                ";
            }
        ?>
    </table>
</div>

<?php
    include('_sidebar.php');
    include('_footer.php');
?>