Add rescues to the aaj migrations for unsaved records.

If the Journal or the Journaled object don't save successfully,
put out the reasons why instead of aborting the migrations. Journaled
objects might failure from the :touch update, which are safe to ignore.

db/migrate/20100714111652_update_journals_for_acts_as_journalized.rb

@@ -14,7 +14,12 @@ class UpdateJournalsForActsAsJournalized < ActiveRecord::Migration
           j.type = klass_name
           j.version = idx + 2 # initial journal should be 1
           j.activity_type = j.journalized_type.constantize.activity_provider_options.keys.first
-          j.save(false)
+          begin
+            j.save(false)
+          rescue ActiveRecord::RecordInvalid => ex
+            puts "Error saving: #{j.class.to_s}##{j.id} - #{ex.message}"
+          end
+          
         end
       end
     end

db/migrate/20100714111653_build_initial_journals_for_acts_as_journalized.rb

@@ -45,7 +45,11 @@ class BuildInitialJournalsForActsAsJournalized < ActiveRecord::Migration
           elsif o.respond_to?(:user)
             new_journal.user = o.user
           end
-          if new_journal.save
+          # Using rescue and save! here because either the Journal or the
+          # touched record could fail. This will catch either error and continue
+          begin
+            new_journal.save!
+            
             new_journal.reload
           
             # Backdate journal
@@ -54,12 +58,12 @@ class BuildInitialJournalsForActsAsJournalized < ActiveRecord::Migration
             elsif o.respond_to?(:created_on)
               new_journal.update_attribute(:created_at, o.created_on)
             end
-          else
+          rescue ActiveRecord::RecordInvalid => ex
             if new_journal.errors.count == 1 && new_journal.errors.first[0] == "version"
               # Skip, only error was from creating the initial journal for a record that already had one.
             else
               puts "ERROR: errors creating the initial journal for #{o.class.to_s}##{o.id.to_s}:"
-              puts "  #{new_journal.errors.full_messages.inspect}"
+              puts "  #{ex.message}"
             end
           end
         end

db/migrate/20100714111654_add_changes_from_journal_details_for_acts_as_journalized.rb

@@ -16,7 +16,12 @@ class AddChangesFromJournalDetailsForActsAsJournalized < ActiveRecord::Migration
         elsif detail.property == 'attachment' # Attachment
           changes["attachments_" + detail.prop_key.to_s] = [detail.old_value, detail.value]
         end
-        journal.update_attribute(:changes, changes.to_yaml)
+        begin
+          journal.update_attribute(:changes, changes.to_yaml)
+        rescue ActiveRecord::RecordInvalid => ex
+          puts "Error saving: #{journal.class.to_s}##{journal.id} - #{ex.message}"
+        end
+      
       end
 
     end