Class: GamedayParser

Inherits:
Object
  • Object
show all
Defined in:
lib/gameday_parser.rb

Overview

This class parses various Gameday data files This works with Rails and ActiveRecord

Class Method Summary collapse

Class Method Details

.parse_batter_pbp_data(doc, game) ⇒ Object 



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# File 'lib/gameday_parser.rb', line 242

def self.parse_batter_pbp_data(doc, game)
  doc.root.each_element do |atbat|
    batter = Player.find(:first, :conditions=>'gameday_id='+atbat.attributes['batter'])
    pitcher = Player.find(:first, :conditions=>'gameday_id='+atbat.attributes['pitcher'])

    existing_ab = AtBat.find(:first, :conditions=>"game_id=#{game.id} AND inning=#{atbat.attributes['inning']} AND number=#{atbat.attributes['num']}")
    if !existing_ab
      at_bat_obj = AtBat.new
      at_bat_obj.inning = atbat.attributes['inning']
      at_bat_obj.number = atbat.attributes['num']
      at_bat_obj.ball = atbat.attributes['b']
      at_bat_obj.strike = atbat.attributes['s']
      at_bat_obj.out = atbat.attributes['o']
      at_bat_obj.batter_gd_id = atbat.attributes['batter']
      at_bat_obj.pitcher_gd_id = atbat.attributes['pitcher']
      at_bat_obj.stand = atbat.attributes['stand']
      at_bat_obj.description = atbat.attributes['des']
      at_bat_obj.event = atbat.attributes['event']
      at_bat_obj.brief_event = atbat.attributes['brief_event']
      at_bat_obj.batter_id = batter.id
      at_bat_obj.pitcher_id = pitcher.id
      at_bat_obj.game_id = game.id
      at_bat_obj.save
      
      atbat.each_element do |pitch|
        pitch_obj = Pitch.new
        pitch_obj.at_bat_id = at_bat_obj.id
        pitch_obj.description = pitch.attributes['des'] 
        pitch_obj.pitch_type = pitch.attributes['type']
        pitch_obj.gd_pitch_id = pitch.attributes['id']
        pitch_obj.x = pitch.attributes['x']
        pitch_obj.y = pitch.attributes['y']
        if pitch.attributes['start_speed']
          pitch_obj.start_speed = pitch.attributes['start_speed']
          pitch_obj.end_speed = pitch.attributes['end_speed']
          pitch_obj.sz_top = pitch.attributes['sz_top']
          pitch_obj.sz_bot = pitch.attributes['sz_bot']
          pitch_obj.pfx_x = pitch.attributes['pfx_x']
          pitch_obj.pfx_z = pitch.attributes['pfx_z']
          pitch_obj.px = pitch.attributes['px']
          pitch_obj.pz = pitch.attributes['pz']
          pitch_obj.x0 = pitch.attributes['x0']
          pitch_obj.y0 = pitch.attributes['y0']
          pitch_obj.z0 = pitch.attributes['z0']
          pitch_obj.vx0 = pitch.attributes['vx0']
          pitch_obj.vy0 = pitch.attributes['vy0']
          pitch_obj.vz0 = pitch.attributes['vz0']
          pitch_obj.ax = pitch.attributes['ax']
          pitch_obj.ay = pitch.attributes['ay']
          pitch_obj.az = pitch.attributes['az']
          pitch_obj.break_y = pitch.attributes['break_y']
          pitch_obj.break_angle = pitch.attributes['break_angle']
          pitch_obj.break_length = pitch.attributes['break_length']
          pitch_obj.at_bat_id = at_bat_obj.id
        end
        pitch_obj.save
      end
    else
      #puts "At bat already exists..." 

    end
  end  
end

.parse_event_log_data(doc, game_id) ⇒ Object 



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# File 'lib/gameday_parser.rb', line 226

def self.parse_event_log_data(doc, game_id)
  doc.root.each_element do |team|
    team_id = team.attributes['id']
    team.each_element do |event|
      event_obj = Event.new
      event_obj.number = event.attributes['number']
      event_obj.inning = event.attributes['inning']
      event_obj.description = event.attributes['description']  
      event_obj.team_id = team_id
      event_obj.game_id = game_id
      event_obj.save
    end
  end
end

.parse_inning_hip_data(doc, game_id) ⇒ Object 



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# File 'lib/gameday_parser.rb', line 108

def self.parse_inning_hip_data(doc, game_id)
  if !doc.root
    return
  end
  doc.root.each_element do |hip|
    begin
      batter = Player.find(:first, :conditions=>'gameday_id='+hip.attributes['batter'])
      pitcher = Player.find(:first, :conditions=>'gameday_id='+hip.attributes['pitcher'])
      hit = Hit.new
      hit.description = hip.attributes['des']
      hit.x = hip.attributes['x']
      hit.y = hip.attributes['y']
      if batter
        hit.batter_id = batter.id
      end
      if pitcher
        hit.pitcher_id = pitcher.id
      end
      hit.gd_type = hip.attributes['type']
      hit.team = hip.attributes['team']
      hit.inning = hip.attributes['inning']
      hit.game_id = game_id
      hit.save
    end
  end
end

.parse_innings_ab_data(doc, game_id) ⇒ Object 



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# File 'lib/gameday_parser.rb', line 136

def self.parse_innings_ab_data(doc, game_id)
  if !doc
    return
  end
  current_atbat=0
  current_order=0
  inning = doc.root.attributes['num']
  doc.root.each_element do |inning_half|
    begin
      half = inning_half.name
      inning_half.each_element do |atbat_action|
        current_order = current_order+1
        if atbat_action.name == 'atbat'
          batter = Player.find(:first, :conditions=>'gameday_id='+atbat_action.attributes['batter'])
          pitcher = Player.find(:first, :conditions=>'gameday_id='+atbat_action.attributes['pitcher'])
          atbat = AtBat.new
          atbat.inning = inning
          atbat.half = half
          atbat.number = atbat_action.attributes['num']
          current_atbat = atbat.number
          atbat.ball = atbat_action.attributes['b']
          atbat.strike = atbat_action.attributes['s']
          atbat.out = atbat_action.attributes['o']
          atbat.batter_gd_id = atbat_action.attributes['batter']
          atbat.pitcher_gd_id = atbat_action.attributes['pitcher']
          atbat.stand = atbat_action.attributes['stand']
          atbat.description = atbat_action.attributes['des']
          atbat.event = atbat_action.attributes['event']
          if batter
            atbat.batter_id = batter.id
          end
          if pitcher
            atbat.pitcher_id = pitcher.id
          end
          atbat.game_id = game_id
          atbat.order = current_order
          atbat.gd_type = 'atbat'
          atbat.save
          atbat_action.each_element do |pitch_runner|
            if pitch_runner.name == 'pitch'
              pitch = Pitch.new
              pitch.at_bat_id = atbat.id
              pitch.description = pitch_runner.attributes['des'] 
              pitch.pitch_type = pitch_runner.attributes['type']
              pitch.gd_pitch_id = pitch_runner.attributes['id']
              pitch.x = pitch_runner.attributes['x']
              pitch.y = pitch_runner.attributes['y']
              pitch.on_1b = pitch_runner.attributes['on_1b']
              pitch.on_2b = pitch_runner.attributes['on_2b']
              pitch.on_3b = pitch_runner.attributes['on_3b']
              pitch.save
            elsif pitch_runner.name == 'runner'
              runner = Runner.new
              player = Player.find(:first, :conditions=>"gameday_id=#{pitch_runner.attributes['id']}")
              runner.player_id = player.id
              runner.start = pitch_runner.attributes['start']
              runner.end = pitch_runner.attributes['end']
              runner.event = pitch_runner.attributes['event']
              runner.score = pitch_runner.attributes['score']
              runner.rbi = pitch_runner.attributes['rbi']
              runner.earned = pitch_runner.attributes['earned']
              runner.at_bat_id = atbat.id
              runner.save
            end
          end
        elsif atbat_action.name == 'action'
          action = AtBat.new
          action.ball = atbat_action.attributes['b']
          action.strike = atbat_action.attributes['s']
          action.out = atbat_action.attributes['o']
          action.description = atbat_action.attributes['des']
          action.event = atbat_action.attributes['event']
          action.pitch = atbat_action.attributes['pitch']
          action.score = atbat_action.attributes['score']
          action.game_id = game_id         
          player = Player.find(:first, :conditions=>"gameday_id=#{atbat_action.attributes['player']}")
          action.player_id = player.id
          action.inning = inning
          action.half = half
          action.order = current_order
          action.gd_type = 'action'
          # action.next_atbat = current_atbat + 1

          action.save
        end
      end
    end
  end
end

.parse_pitcher_game_data(doc, game, logger) ⇒ Object 



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# File 'lib/gameday_parser.rb', line 41

def self.parse_pitcher_game_data(doc, game, logger)
  player = doc.root
  gameday_id = player.attributes['id']
  if (gameday_id)
    team_abbrev = player.attributes['team']
    team = Team.find(:first, :conditions=>"abbreviation='#{team_abbrev}'")
    old_player = Player.find(:first, :conditions=>'gameday_id='+gameday_id)
    if old_player
      # update player  

      old_player.first_name = player.attributes['first_name']
      old_player.last_name = player.attributes['last_name']
      old_player.position = player.attributes['pos']
      old_player.jersey_number = player.attributes['jersey_number'].to_i
      old_player.height = player.attributes['height']
      old_player.weight = player.attributes['weight'].to_i
      old_player.bats = player.attributes['bats']
      old_player.throws = player.attributes['throws']
      #old_player.birthdate = player.attributes['dob']

      old_player.team_id = team.id
      old_player.save
    else
      # create player  

      Player.create(:gameday_id => gameday_id, 
              :first_name => player.attributes['first_name'], 
              :last_name => player.attributes['last_name'], 
              :position => player.attributes['pos'], 
              :jersey_number => player.attributes['jersey_number'].to_i, 
              :height => player.attributes['height'], 
              :weight => player.attributes['weight'].to_i, 
              :bats => player.attributes['bats'], 
              :throws => player.attributes['throws'],
              #:birthdate => player.attributes['dob'], 

              :team_id => team.id)
    end
  end  
end

.parse_player_data(doc, team, logger) ⇒ Object 



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# File 'lib/gameday_parser.rb', line 8

def self.parse_player_data(doc, team, logger)
  updated_player_count = 0
  new_player_count = 0
  doc.root.each_element do |player|
    gameday_id = player.attributes['id']
    if (gameday_id)
      old_player = Player.find(:first, :conditions=>'gameday_id='+gameday_id)
      if old_player
        # update player 

        old_player.first_name = player.attributes['first']
        old_player.last_name = player.attributes['last']
        old_player.position = player.attributes['pos']
        old_player.team_id = team.id
        old_player.save
        updated_player_count = updated_player_count+1
      else
        # create player 

        Player.create(:gameday_id => gameday_id, 
                :first_name => player.attributes['first'], 
                :last_name => player.attributes['last'], 
                :position => player.attributes['pos'], 
                :team_id => team.id)
        new_player_count = new_player_count+1
      end
    end
  end  
  logger.info "Team: #{team.name}"
  logger.info "Updated Players: #{updated_player_count}"
  logger.info "New Players: #{new_player_count}"
  puts "Completed #{team.name}"
end

.parse_scoreboard_data(doc, game) ⇒ Object 



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# File 'lib/gameday_parser.rb', line 79

def self.parse_scoreboard_data(doc, game)
  doc.root.each_element do |scoreboard_element|
    if scoreboard_element.name == 'post_game'
      scoreboard_element.each_element do |post_game_element|
        if post_game_element.name == 'winning_pitcher'
          gd_id = post_game_element.attributes['id']
          player = Player.find(:first, :conditions=>"gameday_id=#{gd_id}")
          if (player) 
            game.update_attribute(:winning_pitcher_id, player.id)
          end
        elsif post_game_element.name == 'losing_pitcher'
          gd_id = post_game_element.attributes['id']
          player = Player.find(:first, :conditions=>"gameday_id=#{gd_id}")
          if (player) 
            game.update_attribute(:losing_pitcher_id, player.id)
          end
        elsif post_game_element.name == 'save_pitcher'
          gd_id = post_game_element.attributes['id']
          player = Player.find(:first, :conditions=>"gameday_id=#{gd_id}")
          if (player) 
            game.update_attribute(:save_pitcher_id, player.id)
          end
        end
      end
    end
  end
end