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- implicitly enable "Notify me about replies" and "Notify me about Private Messages" settings (will be enabled unless user have manually disabled them)
- notify all participants in the discussion (except user have added a post)
- enable notifications for all existing topics in upgrade script
- subscribe (via
kSubscriptionManagerclass) users to every topic where they have added new posts (only if they aren't these topic owners) in upgrade script
In-Portal Forums
Once ready I strongly recommend applying described above changes to the In-Portal Forums as well.
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