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