sproctor
commented
4 years ago Sure, you can absolutely use google's calendar if that works for you. If you're paranoid, you could also replace those references with a copy of jquery/jqueryui. Or take it to the next level and don't run any software you haven't written yourself.
depends on external scripts …ajax.googleapis.com and cdnjs.cloudflare.com, following this ideea we can completely use googles calendar and do not need this php calendar at all. following the same idea I must start checking the source code if there are no other backdoor.