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#-- vim:sw=2:et
#++
#
# :title: Nick recovery
#
# Author:: Giuseppe "Oblomov" Bilotta <giuseppe.bilotta@gmail.com>
#
# Copyright:: (C) 2008 Giuseppe Bilotta
#
# This plugin tries to automatically recover the bot's wanted nick
# in case it couldn't be achieved.
class NickRecoverPlugin < Plugin
Config.register Config::IntegerValue.new('irc.nick_retry',
:default => 60, :valiedate => Proc.new { |v| v >= 0 },
:on_change => Proc.new do |bot, v|
if v > 0
bot.plugin['nickrecover'].start_recovery(v)
else
bot.plugin['nickrecover'].stop_recovery
end
end, :requires_restart => false,
:desc => _("Time in seconds to wait between attempts to recover the nick. set to 0 to disable nick recovery."))
def help(plugin,topic="")
[
_("the nickrecover plugin takes care of recovering the bot nick by trying to change nick until it succeeds."),
_("the plugin waits irc.nick_retry seconds between attempts."),
_("set irc.nick_retry to 0 to disable it.")
].join(' ')
end
def enabled?
@bot.config['irc.nick_retry'] > 0
end
def poll_time
@bot.config['irc.nick_retry']
end
def wanted_nick
@bot.wanted_nick
end
def has_nick?
@bot.nick.downcase == wanted_nick.downcase
end
def recover
@bot.nickchg wanted_nick
end
def stop_recovery
begin
@bot.timer.remove(@recovery) if @recovery
ensure
@recovery = nil
end
end
def start_recovery(time=self.poll_time)
if @recovery
begin
@bot.timer.reschedule(@recovery, poll_time)
return
rescue
@recovery=nil
end
end
@recovery = @bot.timer.add(time) do
has_nick? ? stop_recovery : recover
end
end
def initialize
super
@recovery = nil
end
def connect
if enabled?
start_recovery unless has_nick?
end
end
def nick(m)
return unless m.address?
# if recovery is enabled and the nick is not the wanted nick,
# launch the recovery process. Stop it otherwise
if enabled? and m.newnick.downcase != wanted_nick.downcase
start_recovery
else
stop_recovery
end
end
def cleanup
stop_recovery
end
end
plugin = NickRecoverPlugin.new
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