Twitter Validation on ionic conference app master

Hi every one

I need a help

I build an ionic conference app master…it also work properly,but i need to add twitter validations for both signup and login.users need to signup using their twitter id…how to do this in ionic-conference app master

Another help is In Speaker details page,there is an “tweet” link…If users click that “tweet” link in “speaker” page,than the page goes to the users twitter account

How to do this?