drupal-multisite-sites-list.php

<?php

if (is_file(__DIR__ . '/sites/sites.php')) {
    $sites = [];
    include __DIR__ . '/sites/sites.php';
    $domains = [];
    foreach ($sites as $host => $locale) {
        $environment = preg_match('(site\.pride\.gl)', $host) ? 'stage' : 'prod';
        [$language, $country] = explode('_', $locale);
        $domains[$country][$language][$environment] = $host;
    }
    echo '<ul>';
    foreach ($domains as $country => $languages) {
        printf('<li>%s', $country);
        echo '<ul>';
        foreach ($languages as $language => $environments) {
            printf('<li>%s', $language);
            echo '<ul>';
            foreach ($environments as $environment => $host) {
                printf('<li>%s - <a href="https://%s">%s</a></li>', $environment, $host, $host);
            }
            printf('</li>');
            echo '</ul>';
        }
        printf('</li>');
        echo '</ul>';
    }
    echo '</ul>';
    exit;
}