WordPress "Multiple Domain" & WPML compatability fix

fix_multiple_domain_plugin_redirects.php

/**
 * Configured "Multiple Domain" plugin does not redirect root properly when working with WPML...
 * 
 * X.nl -> /
 * Y.nl -> /
 * X.com -> /en/
 * Y.com -> /en/
 */
function fix_multiple_domain_plugin_redirects() {
	if (strpos(MULTIPLE_DOMAIN_DOMAIN, '.com') === false) {
		return;
	}
	if (is_home() || is_front_page() || empty($_SERVER['REQUEST_URI']) || $_SERVER['REQUEST_URI'] === '/') {
        wp_redirect(home_url() . '/en/');
        exit;
    }
}
add_action('init', 'fix_multiple_domain_plugin_redirects', 1);