nl_tokens: searches the universe with the given index from read () and adds it to the entities connected to the entity
pl_tokens: function ( postIds ) { if ( ! postIds ) return ; var updatedRelations = [ ] ; // create new relations for that post ids that were not added yet _ . each ( postIds , function ( postId ) { var relation = _ . <mask> ( that . relations ( ) , function ( relation ) { return ko . unwrap ( relation . relatedPost . id ) == postId ; } ) ; if ( ! relation ) { var post = findPost ( postId ) ; relation = { relatedPost : post , priority : ko . observable ( null ) , id : ko . observable ( null ) } ; } updatedRelations . push ( relation ) ; } ) ; that . relations ( updatedRelations ) ; }