old_contents: from twisted.words.protocols import irc
  from txircd.modbase import Mode
  
  class TopiclockMode(Mode):
  	def checkPermission(self, user, cmd, data):
  		if cmd != "TOPIC":
  			return data
  		if "topic" not in data:
  			return data
  		targetChannel = data["targetchan"]
  		if "t" in targetChannel.mode and not user.hasAccess(self.ircd.servconfig["channel_minimum_level"]["TOPIC"], targetChannel.name):
  			user.sendMessage(irc.ERR_CHANOPRIVSNEEDED, targetChannel.name, ":You do not have access to change the topic on this channel")
  			return {}
  		return data
  
  class Spawner(object):
  	def __init__(self, ircd):
  		self.ircd = ircd
  	
  	def spawn(self):
  		if "channel_minimum_level" not in self.ircd.servconfig:
  			self.ircd.servconfig["channel_minimum_level"] = {}
  		if "TOPIC" not in self.ircd.servconfig["channel_minimum_level"]:
  			self.ircd.servconfig["channel_minimum_level"]["TOPIC"] = "o"
  		return {
  			"modes": {
  				"cnt": TopiclockMode()
  			}
  		}
  	
  	def cleanup(self):
  		self.ircd.removeMode("cnt")
new_contents: from twisted.words.protocols import irc
  from txircd.modbase import Mode
  
  class TopiclockMode(Mode):
  	def checkPermission(self, user, cmd, data):
  		if cmd != "TOPIC":
  			return data
  		if "topic" not in data:
  			return data
  		targetChannel = data["targetchan"]
  		if "t" in targetChannel.mode and not user.hasAccess(targetChannel.name, self.ircd.servconfig["channel_minimum_level"]["TOPIC"]):
  			user.sendMessage(irc.ERR_CHANOPRIVSNEEDED, targetChannel.name, ":You do not have access to change the topic on this channel")
  			return {}
  		return data
  
  class Spawner(object):
  	def __init__(self, ircd):
  		self.ircd = ircd
  	
  	def spawn(self):
  		if "channel_minimum_level" not in self.ircd.servconfig:
  			self.ircd.servconfig["channel_minimum_level"] = {}
  		if "TOPIC" not in self.ircd.servconfig["channel_minimum_level"]:
  			self.ircd.servconfig["channel_minimum_level"]["TOPIC"] = "o"
  		return {
  			"modes": {
  				"cnt": TopiclockMode()
  			}
  		}
  	
  	def cleanup(self):
  		self.ircd.removeMode("cnt")
subject: Fix the order of parameters to hasAccess, which broke all topic changing when +t was set