Web Reference: Track changes to your models, for auditing or versioning. See how a model looked at any stage in its lifecycle, revert it to any version, or restore it after it has been destroyed. This is the user guide. See also, the API reference. Aug 7, 2023 · Track changes to your models, for auditing or versioning. See how a model looked at any stage in its lifecycle, revert it to any version, or restore it after it has been destroyed. 2 days ago · Add has_paper_trail to the models you want to track. class Widget < ActiveRecord::Base has_paper_trail end If your controllers have a current_user method, you can easily track who is responsible for changes by adding a controller callback. class ApplicationController before_action :set_paper_trail_whodunnit end 1.c. Basic Usage
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