Add cause when changes are written

app/models/journal.rb

@@ -63,6 +63,7 @@ class Journal < ApplicationRecord
     work_package_children_changed_times
     work_package_related_changed_times
     working_days_changed
+    default_attribute_written
     system_update
   ].freeze
 

app/services/work_packages/set_attributes_service.rb

@@ -66,6 +66,7 @@ def set_calculated_attributes(attributes)
     update_project_dependent_attributes
     reassign_invalid_status_if_type_changed
     set_templated_description
+    set_cause_for_readonly_attributes
   end
 
   def derivable_attribute
@@ -416,4 +417,12 @@ def parent_due_later_than_start?
 
     (due && !start) || ((due && start) && (due > start))
   end
+
+  def set_cause_for_readonly_attributes
+    return unless work_package.changes.keys.intersect?(%w(created_at updated_at author))
+
+    work_package.journal_cause = {
+      "type" => "default_attribute_written"
+    }
+  end
 end

config/locales/en.yml

@@ -1644,6 +1644,7 @@ en:
     changes_retracted: "The changes were retracted."
 
     caused_changes:
+      default_attribute_written: "Read-only attributes written"
       dates_changed: "Dates changed"
       system_update: "OpenProject system update:"
 

lib/open_project/journal_formatter/cause.rb

@@ -45,11 +45,16 @@ def render(_key, values, options = { html: true })
   private
 
   def cause_type_translation(type)
+    mapped_type = mapped_cause_type(type)
+    I18n.t("journals.caused_changes.#{mapped_type}", default: mapped_type)
+  end
+
+  def mapped_cause_type(type)
     case type
-    when 'system_update'
-      I18n.t("journals.caused_changes.system_update")
+    when /changed_times/, "working_days_changed"
+      "dates_changed"
     else
-      I18n.t("journals.caused_changes.dates_changed")
+      type
     end
   end