old_contents: from twisted.words.protocols import irc
  from txircd.modbase import Command
  import string
  
  class UserCommand(Command):
  	def onUse(self, user, data):
  		if not user.username:
  			user.registered -= 1
  		user.username = data["ident"]
  		user.realname = data["gecos"]
  		if user.registered == 0:
  			user.register()
  	
  	def processParams(self, user, params):
  		if user.registered == 0:
  			user.sendMessage(irc.ERR_ALREADYREGISTRED, ":Unauthorized command (already registered)")
  			return {}
  		if params and len(params) < 4:
  			user.sendMessage(irc.ERR_NEEDMOREPARAMS, "USER", ":Not enough parameters")
  			return {}
  		ident = filter(lambda x: x in string.ascii_letters + string.digits + "-_", params[0][:12])
  		if not ident:
  			user.sendMessage(irc.ERR_NEEDMOREPARAMS, "USER", ":Your username is not valid")
  			return {}
  		return {
  			"user": user,
  			"ident": ident,
  			"gecos": params[3]
  		}
  
  class Spawner(object):
  	def __init__(self, ircd):
  		self.ircd = ircd
  	
  	def spawn(self):
  		return {
  			"commands": {
  				"USER": UserCommand()
  			}
  		}
  	
  	def cleanup(self):
  		del self.ircd.commands["USER"]
new_contents: from twisted.words.protocols import irc
  from txircd.modbase import Command
  import string
  
  class UserCommand(Command):
  	def onUse(self, user, data):
  		if not user.username:
  			user.registered -= 1
  		user.username = data["ident"]
  		user.realname = data["gecos"]
  		if user.registered == 0:
  			user.register()
  	
  	def processParams(self, user, params):
  		if user.registered == 0:
  			user.sendMessage(irc.ERR_ALREADYREGISTRED, ":You may not reregister")
  			return {}
  		if params and len(params) < 4:
  			user.sendMessage(irc.ERR_NEEDMOREPARAMS, "USER", ":Not enough parameters")
  			return {}
  		ident = filter(lambda x: x in string.ascii_letters + string.digits + "-_", params[0][:12])
  		if not ident:
  			user.sendMessage(irc.ERR_NEEDMOREPARAMS, "USER", ":Your username is not valid")
  			return {}
  		return {
  			"user": user,
  			"ident": ident,
  			"gecos": params[3]
  		}
  
  class Spawner(object):
  	def __init__(self, ircd):
  		self.ircd = ircd
  	
  	def spawn(self):
  		return {
  			"commands": {
  				"USER": UserCommand()
  			}
  		}
  	
  	def cleanup(self):
  		del self.ircd.commands["USER"]
subject: Fix message with 462 numeric