Recreating the famous Professor Oak Intro from the Pokémon games http://www.youtube.com/watch?v=6jqUMlyvhcU

gistfile1.rb

# Recreating the famous Professor Oak Intro from Pokemon 
# http://www.youtube.com/watch?v=6jqUMlyvhcU



# Asks the user for input based on their gender. Must reply with either
# "boy" or "girl" in lower case.
def gender
  puts
  puts "Now tell me. Are you a boy?\nOr are you a girl?"
  print "> "; sex = gets.chomp.upcase!
  puts
	
  gender unless sex == "BOY" || sex == "GIRL" 
end


# Asks and confirms the player for their name. Name is first stored in a
# certain position in the @game_text array and unless the user input receives
# anything but "yes", then the initial input is deleted and this section runs itself again
# until the correct player_name is given.
def p_check
  puts "Let's begin with your name.\nWhat is it?\n\nYour name?"
  print "> "; player_name = gets.chomp
  @game_text.insert(12, "#{player_name}!")
  puts

  puts "Right...\nSo your name is #{player_name}.\n\n{YES / NO}"
  print "> "; confirm = gets.chomp.upcase!
  puts

  unless confirm == "YES" || confirm == "NO"
    @game_text.delete_at(12)
    p_check
  end

  if confirm == "NO"
    @game_text.delete_at(12)
    p_check
  end
end

# Asks and confirms the rival's name from the player. Anything other than "yes" or "no"
# activates the confirm print "> " again. And if the input for confirm is "no", block restarts itself
# until correct rival name is given.
def rival
  puts "\n...Erm, what was his name now?\n\nRIVAL's NAME?"
  print "> "; rival_name = gets.chomp
  puts

  puts "...Er, was it #{rival_name}?\n\n{YES / NO}"
  print "> "; confirm = gets.chomp.upcase!
  puts

  until confirm == "YES" || confirm == "NO"
    puts "...Er, was it #{rival_name}?\n\n{YES / NO}"
    print "> "; confirm = gets.chomp.upcase!
    puts
  end

  if confirm == "NO"
    rival
  else 
    puts "That's right! I remember now!\nHis name is #{rival_name}!"
  end
end

# Text taken from Pokemon FireRed/LeafGreen dialouge when Prof. Oak gives you an intro
@game_text = [
	"Hello there!\nGlad to meet you!", 
	"Welcome to the world of POKéMON!",
	"My name is OAK", "People affectionately refer to me as the POKéMON PROFESSOR",
	"This world...","...is inhabited far and wide by creatures called POKéMON.",
	"For some people, POKéMON are pets.\nOthers use them for battling.", "As for myself...",
	"I study PokéMON as a profession.", "But first, tell me a bit about yourself",
	"This is my grandson", "He's been your rival since you both were babies.",
	"", "Your very own POKéMON legend is about to unfold!",
	"A world of dreams and adventures with POKéMON awaits! Let's go!",
	"\n\nInspired by the Professor Oak Intro and coded by missingno15 / Kenneth Uy."
]

###########################################################################


# To make the text seem like the real game as much as possible, the player must
# press the ENTER key to advance the game just like one would if playing 
# the game on an Nintendo handheld console pressing the A or B button.

# Directory to background music for this part of the game 
# For some reason, the program won't run unless I put the following snippet first
file_to_open = "/Users/kenny/Desktop/rubyshit/route24&25.mp3"
puts system %{open "#{file_to_open}"}

puts "Press ENTER to begin"

@game_text[0..9].each {|text| puts "#{text}" if gets == "\n"}

gender

p_check

@game_text[10..11].each { |text| puts "#{text}" if gets == "\n" }

rival

@game_text[12..16].each { |text| puts "#{text}" if gets == "\n" }


################################################################################################
#
# Some helpful links that I found and used to help me build this script
#
# http://stackoverflow.com/questions/10355477/is-there-an-opposite-of-include-for-ruby-arrays
# http://stackoverflow.com/questions/4130280/ruby-gets-enter-key
# http://stackoverflow.com/questions/4010039/equivalent-of-continue-in-ruby
# http://www.ruby-doc.org/core-2.0.0/Array.html#label-Accessing+Elements
# Using until loops - http://www.tutorialspoint.com/ruby/ruby_loops.htm
# http://stackoverflow.com/questions/9476291/how-to-open-file-in-default-application-ruby
#
################################################################################################

If I were you I would make @game_text a hash for readability if nothing else.