old_contents: 
  import subprocess
  import sys
  import setup_util
  import os
  
  def start(args):
    setup_util.replace_text("play-scala/conf/application.conf", "jdbc:mysql:\/\/.*:3306", "jdbc:mysql://" + args.database_host + ":3306")
    
    subprocess.check_call("play dist", shell=True, cwd="play-scala")
    subprocess.check_call("unzip play-scala-1.0-SNAPSHOT.zip", shell=True, cwd="play-java/dist")
    subprocess.check_call("chmod +x start", shell=True, cwd="play-scala/dist/play-java-1.0-SNAPSHOT")
    subprocess.Popen("./start", shell=True, cwd="play-scala/dist/play-java-1.0-SNAPSHOT")
  
    return 0
  def stop():
    p = subprocess.Popen(['ps', 'aux'], stdout=subprocess.PIPE)
    out, err = p.communicate()
    for line in out.splitlines():
      if 'play' in line and 'java' in line:
        pid = int(line.split(None, 2)[1])
        os.kill(pid, 9)
    try:
      os.remove("play-scala/RUNNING_PID")
    except OSError:
      pass
      
    return 0
  
new_contents: 
  import subprocess
  import sys
  import setup_util
  import os
  
  def start(args):
    setup_util.replace_text("play-scala/conf/application.conf", "jdbc:mysql:\/\/.*:3306", "jdbc:mysql://" + args.database_host + ":3306")
  
    subprocess.check_call("play dist", shell=True, cwd="play-scala")
    subprocess.check_call("unzip play-scala-1.0-SNAPSHOT.zip", shell=True, cwd="play-scala/dist")
    subprocess.check_call("chmod +x start", shell=True, cwd="play-scala/dist/play-scala-1.0-SNAPSHOT")
    subprocess.Popen("./start", shell=True, cwd="play-scala/dist/play-scala-1.0-SNAPSHOT")
  
    return 0
  def stop():
    p = subprocess.Popen(['ps', 'aux'], stdout=subprocess.PIPE)
    out, err = p.communicate()
    for line in out.splitlines():
      if 'play' in line and 'scala' in line:
        pid = int(line.split(None, 2)[1])
        os.kill(pid, 9)
    try:
      os.remove("play-scala/RUNNING_PID")
    except OSError:
      pass
  
    return 0
  
subject: Fix setup script.