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|
require 'socket'
require 'timeout'
module Dinobot
class Bot
attr_accessor :trigger
attr_reader :server, :port, :nick, :pass, :modules, :channels
def initialize(server, port, nick, pass=nil, &block)
@server = server
@port = port
@nick = nick
@pass = pass
@trigger = '!'
@socket = nil
@modules = Hash.new
@channels = Array.new
instance_eval(&block) if block_given?
end
def connect
@socket = TCPSocket.new(@server, @port)
out "PASS #{@pass}" if @pass
out "NICK #{@nick}"
out "USER #{@nick} 0 * :#{@nick}"
@channels.each do |channel|
join channel
end
end
def connected?
!(@socket.nil? || @socket.closed?)
end
def run
puts "== Connecting to #{@server}:#{@port}."
connect
while str = @socket.gets
str.chomp!
puts "<< #{str.inspect}"
Thread.new do
begin
Timeout.timeout(30) do
parse_line(str)
end
rescue => e
puts "!! Error parsing line. (#{e})"
end
end
end
puts '== Disconnected.'
@socket.close
end
def parse_line(str)
out str.sub('PING', 'PONG') if str =~ /^PING /
if str =~ /(\S+) PRIVMSG (\S+) :(.*)/
user, channel, message = str.scan(/(\S+) PRIVMSG (\S+) :(.*)/).first
return unless message =~ /^#{Regexp.escape(@trigger)}/
message.sub!(@trigger, '')
commands = parse_command(user, channel, message)
exec_commands(commands) if commands.is_a?(Array)
end
end
def parse_command(user, channel, message, pc=nil)
mod = message.split.first.downcase.intern
m = message.split(' | ', 2)
if pc.nil?
commands = @modules[mod].call(user, channel, m.first)
else
commands = []
pc.each do |c|
if c.first == :say
commands.concat(@modules[mod].call(user, c[1], "#{m.first} #{c[2]}"))
else
commands << c
end
end
end
if m.length == 2
parse_command(user, channel, m.last, commands)
else
commands
end
end
def exec_commands(commands)
commands.each do |command|
puts "== Executing command: #{command.inspect}"
case command.first
when :say
send(*command) if command.length == 3
when :join, :part, :load_module, :unload_module
send(*command) if command.length == 2
end
end
end
def out(str)
return unless connected?
puts ">> #{str.inspect}"
@socket.puts str
end
def say(channel, message)
out "PRIVMSG #{channel} :#{message}"
end
def join(channel)
@channels << channel unless @channels.include?(channel)
out "JOIN #{channel}"
end
def part(channel)
@channels.delete(channel)
out "PART #{channel}"
end
def load_module(mod)
mod = mod.downcase.intern
puts "== Loading module: #{mod}"
begin
load "#{mod}.rb"
m = Dinobot.const_get(Dinobot.constants.find { |x| x.downcase == mod })
@modules[mod] = m.new
puts "== Loaded module: #{mod} (#{m})"
rescue LoadError, StandardError => e
puts "!! Failed to load module: #{mod} (#{e})"
end
end
def unload_module(mod)
mod = mod.downcase.intern
puts "== Unloading module: #{mod}"
unless @modules.has_key?(mod)
puts "!! Failed to unload module: #{mod} (module not loaded)"
return
end
@modules.delete(mod)
Dinobot.send(
:remove_const,
Dinobot.constants.find { |x| x.downcase == mod }
)
end
end
end
|
