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module Irc
require 'yaml'
# container for bot configuration
class BotConfig
# currently we store values in a hash but this could be changed in the
# future. We use hash semantics, however.
def method_missing(method, *args, &block)
return @config.send(method, *args, &block)
end
# bot:: parent bot class
# create a new config hash from #{botclass}/conf.rbot
def initialize(bot)
@bot = bot
# some defaults
@config = Hash.new(false)
@config['server.name'] = "localhost"
@config['server.port'] = 6667
@config['server.password'] = false
@config['server.bindhost'] = false
@config['irc.nick'] = "rbot"
@config['irc.user'] = "rbot"
@config['irc.join_channels'] = ""
@config['core.language'] = "english"
@config['core.save_every'] = 60
@config['keyword.listen'] = false
@config['auth.password'] = ""
@config['server.sendq_delay'] = 2.0
@config['server.sendq_burst'] = 4
@config['keyword.address'] = true
@config['keyword.listen'] = false
# TODO
# have this class persist key/values in hash using yaml as it kinda
# already does.
# have other users of the class describe config to it on init, like:
# @config.add(:key => 'server.name', :type => 'string',
# :default => 'localhost', :restart => true,
# :help => 'irc server to connect to')
# that way the config module doesn't have to know about all the other
# classes but can still provide help and defaults.
# Classes don't have to add keys, they can just use config as a
# persistent hash, but then they won't be presented by the config
# module for runtime display/changes.
# (:restart, if true, makes the bot reply to changes with "this change
# will take effect after the next restart)
# :proc => Proc.new {|newvalue| ...}
# (:proc, proc to run on change of setting)
# or maybe, @config.add_key(...) do |newvalue| .... end
# :validate => /regex/
# (operates on received string before conversion)
# Special handling for arrays so the config module can be used to
# add/remove elements as well as changing the whole thing
# Allow config options to list possible valid values (if type is enum,
# for example). Then things like the language module can list the
# available languages for choosing.
if(File.exist?("#{@bot.botclass}/conf.yaml"))
newconfig = YAML::load_file("#{@bot.botclass}/conf.yaml")
@config.update(newconfig)
else
# first-run wizard!
wiz = BotConfigWizard.new(@bot)
newconfig = wiz.run(@config)
@config.update(newconfig)
end
end
# write current configuration to #{botclass}/conf.rbot
def save
Dir.mkdir("#{@bot.botclass}") if(!File.exist?("#{@bot.botclass}"))
File.open("#{@bot.botclass}/conf.yaml", "w") do |file|
file.puts @config.to_yaml
end
end
end
# I don't see a nice way to avoid the first start wizard knowing way too
# much about other modules etc, because it runs early and stuff it
# configures is used to initialise the other modules...
# To minimise this we'll do as little as possible and leave the rest to
# online modification
class BotConfigWizard
# TODO things to configure..
# config directory (botclass) - people don't realise they should set
# this. The default... isn't good.
# users? - default *!*@* to 10
# levels? - need a way to specify a default level, methinks, for
# unconfigured items.
#
def initialize(bot)
@bot = bot
@questions = [
{
:question => "What server should the bot connect to?",
:prompt => "Hostname",
:key => "server.name",
:type => :string,
},
{
:question => "What port should the bot connect to?",
:prompt => "Port",
:key => "server.port",
:type => :number,
},
{
:question => "Does this IRC server require a password for access? Leave blank if not.",
:prompt => "Password",
:key => "server.password",
:type => :password,
},
{
:question => "Would you like rbot to bind to a specific local host or IP? Leave blank if not.",
:prompt => "Local bind",
:key => "server.bindhost",
:type => :string,
},
{
:question => "What IRC nickname should the bot attempt to use?",
:prompt => "Nick",
:key => "irc.nick",
:type => :string,
},
{
:question => "What local user should the bot appear to be?",
:prompt => "User",
:key => "irc.user",
:type => :string,
},
{
:question => "What channels should the bot always join at startup? List multiple channels using commas to separate. If a channel requires a password, use a space after the channel name. e.g: '#chan1, #chan2, #secretchan secritpass, #chan3'",
:prompt => "Channels",
:key => "irc.join_channels",
:type => :string,
},
{
:question => "Which language file should the bot use?",
:prompt => "Language",
:key => "core.language",
:type => :enum,
:items => Dir.new(CONFIG::DATADIR + "/languages").collect {|f|
f =~ /\.lang$/ ? f.gsub(/\.lang$/, "") : nil
}.compact
},
{
:question => "Enter your password for maxing your auth with the bot (used to associate new hostmasks with your owner-status etc)",
:prompt => "Password",
:key => "auth.password",
:type => :password,
},
]
end
def run(defaults)
config = defaults.clone
puts "First time rbot configuration wizard"
puts "===================================="
puts "This is the first time you have run rbot with a config directory of:"
puts @bot.botclass
puts "This wizard will ask you a few questions to get you started."
puts "The rest of rbot's configuration can be manipulated via IRC once"
puts "rbot is connected and you are auth'd."
puts "-----------------------------------"
@questions.each do |q|
puts q[:question]
begin
key = q[:key]
if q[:type] == :enum
puts "valid values are: " + q[:items].join(", ")
end
if (defaults.has_key?(key))
print q[:prompt] + " [#{defaults[key]}]: "
else
print q[:prompt] + " []: "
end
response = STDIN.gets
response.chop!
response = defaults[key] if response == "" && defaults.has_key?(key)
case q[:type]
when :string
when :number
raise "value '#{response}' is not a number" unless (response.class == Fixnum || response =~ /^\d+$/)
response = response.to_i
when :password
when :enum
raise "selected value '#{response}' is not one of the valid values" unless q[:items].include?(response)
end
config[key] = response
puts "configured #{key} => #{config[key]}"
puts "-----------------------------------"
rescue RuntimeError => e
puts e.message
retry
end
end
return config
end
end
end
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