mailcow/src/mailcow-dockerized/data/web/index.php

<?php
require_once $_SERVER['DOCUMENT_ROOT'] . '/inc/prerequisites.inc.php';

if (isset($_SESSION['mailcow_cc_role']) && isset($_SESSION['oauth2_request'])) {
  $oauth2_request = $_SESSION['oauth2_request'];
  unset($_SESSION['oauth2_request']);
  header('Location: ' . $oauth2_request);
  exit();
}
elseif (isset($_SESSION['mailcow_cc_role']) && $_SESSION['mailcow_cc_role'] == 'admin') {
  header('Location: /debug');
  exit();
}
elseif (isset($_SESSION['mailcow_cc_role']) && $_SESSION['mailcow_cc_role'] == 'domainadmin') {
  header('Location: /mailbox');
  exit();
}
elseif (isset($_SESSION['mailcow_cc_role']) && $_SESSION['mailcow_cc_role'] == 'user') {
  header('Location: /user');
  exit();
}

require_once $_SERVER['DOCUMENT_ROOT'] . '/inc/header.inc.php';
$_SESSION['return_to'] = $_SERVER['REQUEST_URI'];
$_SESSION['index_query_string'] = $_SERVER['QUERY_STRING'];

$template = 'index.twig';
$template_data = [
  'oauth2_request' => @$_SESSION['oauth2_request'],
  'is_mobileconfig' => str_contains($_SESSION['index_query_string'], 'mobileconfig'),
  'login_delay' => @$_SESSION['ldelay'],
];

$js_minifier->add('/web/js/site/index.js');
require_once $_SERVER['DOCUMENT_ROOT'] . '/inc/footer.inc.php';