class UrlObserver (View source)
Handle the Url "created" event.
Handle the User "updated" event.
Handle the Url "deleted" event.
Ensures that only one default channel exists.
void created(Url $url)
void updated(Url $url)
void deleted(Url $url)
protected void ensureOnlyOneDefault(Url $savedUrl)
The url that was just saved.