Meteor/Ionic based walkthrough. Spring-boot RESTful with MongoDb,Spring-Social provider...
https://ccoenraets.github.io/ionic-tutorial/ionic-facebook-integration.html
https://developer.linkedin.com/docs/js-sdk
https://github.com/boketto/ngLinkedIn
https://github.com/ccoenraets/OpenFB
https://ionicthemes.com/tutorials/about/native-facebook-login-with-ionic-framework
1.0 signout function;