[XP Script] Compare Battle Ratings!

The Example
Code:
#==============================================================================

# ** Scene_Battle

#------------------------------------------------------------------------------

#  This class performs battle screen processing.

#==============================================================================

class Scene_Battle

  #--------------------------------------------------------------------------

  # * Start After Battle Phase

  #--------------------------------------------------------------------------

  def start_phase5

    # Shift to phase 5

    @phase = 5

    # Play battle end ME

    $game_system.me_play($game_system.battle_end_me)

    # Return to BGM before battle started

    $game_system.bgm_play($game_temp.map_bgm)

    # Initialize EXP, amount of gold, and treasure

    exp = 0

    gold = 0

    treasures = []

    # Loop

    for enemy in $game_troop.enemies

      # If enemy is not hidden

      unless enemy.hidden

        # My change ------------------------------------------------------------

        #

        # I only allow experience if the enemy's score is halfway or more of the

        # party's difficulty.  If the enemy's score is below 1/2 of the party, 

        # the party earns no points

        #

        # Add EXP and amount of gold obtained

        exp += enemy.exp if $game_temp.troop_rating > ($game_temp.party_rating/2)

        # ----------------------------------------------------------------------

        gold += enemy.gold

        # Determine if treasure appears

        if rand(100) < enemy.treasure_prob

          if enemy.item_id > 0

            treasures.push($data_items[enemy.item_id])

          end

          if enemy.weapon_id > 0

            treasures.push($data_weapons[enemy.weapon_id])

          end

          if enemy.armor_id > 0

            treasures.push($data_armors[enemy.armor_id])

          end

        end

      end

    end

    # Treasure is limited to a maximum of 6 items

    treasures = treasures[0..5]

    # Obtaining EXP

    for i in 0...$game_party.actors.size

      actor = $game_party.actors[i]

      if actor.cant_get_exp? == false

        last_level = actor.level

        actor.exp += exp

        if actor.level > last_level

          @status_window.level_up(i)

        end

      end

    end

    # Obtaining gold

    $game_party.gain_gold(gold)

    # Obtaining treasure

    for item in treasures

      case item

      when RPG::Item

        $game_party.gain_item(item.id, 1)

      when RPG::Weapon

        $game_party.gain_weapon(item.id, 1)

      when RPG::Armor

        $game_party.gain_armor(item.id, 1)

      end

    end

    # Make battle result window

    @result_window = Window_BattleResult.new(exp, gold, treasures)

    # Set wait count

    @phase5_wait_count = 100

  end

end