# "<!--%TEST%-->"が結果である
# "<!--%magirawasi%->
# "<!--まぎらわしい->
# "<!--%まiぎらわしい-->
def emb(name, map)
  f = open(name)
  s = ""
  st = 0
  while (ch = f.getc)
    ch = sprintf("%c", ch & 0xff)
    if (ch == "<")
      st = 1
    elsif ((st == 1) && (ch == "!"))
      st = 2 
    elsif ((st == 2) && (ch == "-"))
      st = 3
    elsif ((st == 3) && (ch == "-"))
      st = 4
    elsif ((st == 4) && (ch == "%")) 
      st = 5
      symbol = ""
    elsif ((st == 5) && (ch != "%")) 
      symbol = symbol + ch
    elsif ((st == 5) && (ch == "%"))
      st = 6
    elsif ((st == 6) && (ch == "-"))
      st = 7
    elsif ((st == 7) && (ch == "-"))
      st = 8
    elsif ((st == 8) && (ch == ">")) 
      s = s + map[symbol]
      st = 0
    elsif ((st == 5) && (ch == "\n"))
      s = s + "<!--%" + symbol + ch
      st = 0
    elsif ((st != 0) && (st < 5))
      s = s + "<!--%"[0 ..(st - 1)] + ch
      st = 0
    elsif ((st != 0) && (st > 5))
      s = s + "<!--%" + symbol 
      s = s + "%-->"[0 ..(st - 5 - 1)] + ch
      st = 0
    elsif st == 0
      s = s + ch
    else
      st = 0
    end
  end
  return s
end

=begin
sample:
map = Hash.new("")
map["TEST"] = "成功"
print emb("emb.rb", map)
=end