trustieforge/db/migrate/20150906025009_forge_activitues_date.rb

class ForgeActivituesDate < ActiveRecord::Migration
  def up
    forge_count = ForgeActivity.all.count / 30 + 2
    transaction do
      for i in 1 ... forge_count do i
      ForgeActivity.page(i).per(30).each do |activity|
        unless activity.forge_act_type == "ProjectCreateInfo"
          if activity.forge_act
            unless activity.forge_act.project
              # puts activity.id
              activity.destroy
            end
          else
            # puts activity.id.to_s + "----"
            activity.destroy
          end
        end
      end
      end
    end
  end

  def down
  end
end