/**
* Check if a domain has a mapping available
*
* @param stdClass|null $site Site object if already found, null otherwise
* @param string $domain Domain we're looking for
* @return stdClass|null Site object if already found, null otherwise
*/
function check_domain_mapping($site, $domain)
{
// Have we already matched? (Allows other plugins to match first)
if (!empty($site)) {
return $site;
}
global $wpdb;
// Grab both WWW and no-WWW
if (strpos($domain, 'www.') === 0) {
$www = $domain;
$nowww = substr($domain, 4);
} else {
$nowww = $domain;
$www = 'www.' . $domain;
}
$mapping = Mapping::get_by_domain(array($www, $nowww));
if (empty($mapping) || is_wp_error($mapping)) {
return $site;
}
// Ignore non-active domains
if (!$mapping->is_active()) {
return $site;
}
// Fetch the actual data for the site
$mapped_site = $mapping->get_site();
if (empty($mapped_site)) {
return $site;
}
// Note: This is only for backwards compatibility with WPMU Domain Mapping,
// do not rely on this constant in new code.
defined('DOMAIN_MAPPING') or define('DOMAIN_MAPPING', 1);
return $mapped_site;
}