I'm trying to make a twitter-like "following" system for a content-type I have.
Users have an entity reference to the content-type.
What I want is a user to go onto the content and click the "follow" button. The user's entity ref field would then be populated with this content and the follow button would turn to followed.
Users can follow multiple content.
Can anybody point me in the right direction for accomplishing this please?
I've now got Button and Rules and am trying to set this up, however, I've immediately hit a sticking point: I can't find my content-type in Rules. Shouldn't it be