how to access variable in 3 level (model,controller,view)
i use session[:current_unit] only can in C and V
can't access in M
i mean is use a goloble variable can access in anywhere
Such as:
user slecet a Unit,
in model, before User.save the user.unit_id must set
session[:user_id]
in login form User must select a unit , this is current_unit, I
save it in session[:user_id]
but how can i get it in model
or there are an other mothed to handle it?
thanks!
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