/**
* Get/Set the site's initialization state.
*
* @param init. Defaults to null in which case we return the site
* installation state. if non-null, it is the new site
* initialization state.
*
* @returns mixed.
*/
public static function siteInitialized($init = null)
{
if ($init === null) {
return self::$site_initialized;
} else {
self::$site_initialized = $init;
}
}
