gistfile1.txt

class ModifyWeightedQualityForMember < Mongoid::Migration
  def self.up
    members.find('_type' => 'Member').each do |member_hash|
      score = member_hash['decayed_quality_points_total']
      member_hash['decayed_quality_points_total'] = score / 23.5
      members.update({ '_id' => member_hash['_id'] }, 
                     member_hash)
    end

    crowd_members.find().each do |crowd_member_hash|
      score = crowd_member_hash['decayed_quality_points_total']
      crowd_member_hash['decayed_quality_points_total'] = score / 23.5
      crowd_members.update({ '_id' => crowd_member_hash['_id'] }, 
                           crowd_member_hash)
    end
  end

  def self.down
    members.find('_type' => 'Member').each do |member_hash|
      score = member_hash['decayed_quality_points_total']
      member_hash['decayed_quality_points_total'] = score * 23.5
      members.update({ '_id' => member_hash['_id'] }, 
                     member_hash)
    end

    crowd_members.find().each do |crowd_member_hash|
      score = crowd_member_hash['decayed_quality_points_total']
      crowd_member_hash['decayed_quality_points_total'] = score * 23.5
      crowd_members.update({ '_id' => crowd_member_hash['_id'] }, 
                           crowd_member_hash)
    end
  end

  def self.members
    connection.collection('users')
  end

  def self.crowd_members
    connection.collection('crowd_members')
  end
end