Rails Cache Sweeper and Model Callback Firing
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by Topher Fangio
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Published on 2010-03-06T05:18:28Z
Indexed on
2010/03/08
20:36 UTC
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Hey guys,
I have the following classes:
class Vigil < ActiveRecord::Base
after_update :do_something_cool
private
def do_something_cool
# Sweet code here
end
end
class NewsFeedObserver < ActionController::Caching::Sweeper
observe Vigil
def after_update
# Create a news feed entry
end
end
Everything works as expected.
The after_update
in the sweeper requires that the do_something_cool
method in the model has finished before it can run properly. The problem is that the after_update
in the sweeper is being called before (or perhaps at the same time as) the do_something_cool
callback and it's causing problems.
Does anyone know how to force the after_update
in the sweeper to fire after the model callback? Is there better way to achieve this?
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