function openid_activate_wpmu()
{
global $wpmu_version;
if ($wpmu_version && is_admin()) {
if (get_option('openid_db_revision') != OPENID_DB_REVISION) {
openid_activate_plugin();
}
}
}
if (file_exists(dirname(__FILE__) . '/openid')) {
// for WPMU mu-plugins folder
$openid_include_path .= PATH_SEPARATOR . dirname(__FILE__) . '/openid';
}
set_include_path($openid_include_path . PATH_SEPARATOR . get_include_path());
require_once 'common.php';
require_once 'compatibility.php';
require_once 'admin_panels.php';
require_once 'comments.php';
require_once 'login.php';
require_once 'server.php';
require_once 'store.php';
restore_include_path();
// run activation function if new revision of plugin
if (get_option('openid_plugin_revision') !== false && OPENID_PLUGIN_REVISION != get_option('openid_plugin_revision')) {
openid_activate_plugin();
}
// -- public functions
/**
* Check if the user has any OpenIDs.
*
* @param mixed $user the username or ID. If not provided, the current user will be used.
* @return bool true if the user has any OpenIDs
* @since 1.0
*/
function is_user_openid($user = null)
{
$urls = get_user_openids($user);
return !empty($urls);
}
/**
