Hasmanythrough – instant CRUD for Rails

I’m going by the example at:


And would like to add an interface along the lines of the “dream”
interface at http://users.drew.edu/bburd/RubyOnRails/ . However, when I
adapted this HABTM to my has_many_through I got many errors – perhaps
because of deprecated approaches.

How do I create a CRUD interface for the relationship between all three
tables? Either I find no information about the CRUD operations in this
context, too much information to digest, or out of date information
appears to be buggy because it doesn’t apply.

I fairly faithfully followed the above guide:


and would now like to work on the CRUD interface. Is there some how-to
page which I’m missing?



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