#!/usr/bin/python
# http://wiki.shellium.org/w/Writing_an_IRC_bot_in_Python

# Import some necessary libraries.
import socket
import os
import sys
from optparse import OptionParser
import fileinput
import random
import re

import formatter
import get_users
import mentions
import pretty_date
import inflect

parser = OptionParser()

parser.add_option("-s", "--server", dest="server", default='127.0.0.1',
                  help="the server to connect to", metavar="SERVER")
parser.add_option("-c", "--channel", dest="channel", default='#bot_test',
                  help="the channel to join", metavar="CHANNEL")
parser.add_option("-n", "--nick", dest="nick", default='tildebot',
                  help="the nick to use", metavar="NICK")

(options, args) = parser.parse_args()

p = inflect.engine()

def ping():
  ircsock.send("PONG :pingis\n")

def sendmsg(chan , msg):
  ircsock.send("PRIVMSG "+ chan +" :"+ msg +"\n")

def joinchan(chan):
  ircsock.send("JOIN "+ chan +"\n")

def hello():
  ircsock.send("PRIVMSG "+ channel +" :Hello!\n")

def score_banter(channel, user, messageText):
    score = 5
    with open("banterscores.txt", "r") as banterfile:
        bantz = banterfile.readlines()
        words = messageText.strip("\n").split(" ")
        for word in words:
            for bant in bantz:
                bword = bant.strip("\n").split("|")
                if re.sub('[^a-z0-9]+','',word.lower()) == bword[0]:
                    score += int(bword[1])

    score += messageText.count('!') * 2
    score += messageText.count('#') * 3


    score = score * 100 / len(messageText)
    msg = ""
    if score > 100:
        msg = "Top drawer, mate! That was some #banter! You earned a " + str(score)
    elif score > 50:
        msg = "Bangin' #banter! You got a " + str(score)
    elif score > 10:
        msg = "Acceptible #banter. You get a " + str(score)
    else:
        msg = "That was hardly #banter. You get a " + str(score) + ". Maybe try again?"

    ircsock.send("PRIVMSG " + channel + " :" + msg + "\n")

def rollcall(channel):
  ircsock.send("PRIVMSG "+ channel +" :U wot m8? I score all the top drawer #banter and #bantz on this channel!\n")

def connect(server, channel, botnick):
  ircsock.connect((server, 6667))
  ircsock.send("USER "+ botnick +" "+ botnick +" "+ botnick +" :krowbar\n") # user authentication
  ircsock.send("NICK "+ botnick +"\n")

  joinchan(channel)

def get_user_from_message(msg):
  try:
    i1 = msg.index(':') + 1
    i2 = msg.index('!')
    return msg[i1:i2]
  except ValueError:
    return ""

def listen():
  while 1:

    ircmsg = ircsock.recv(2048)
    ircmsg = ircmsg.strip('\n\r')

    if ircmsg.find("PING :") != -1:
      ping()

    formatted = formatter.format_message(ircmsg)

    if "" == formatted:
      continue

    # print formatted

    split = formatted.split("\t")
    time = split[0]
    user = split[1]
    command = split[2]
    channel = split[3]
    messageText = split[4]

    if ircmsg.find("#banter") != -1 or ircmsg.find("#bantz") != -1:
        score_banter(channel, user, messageText)

    if ircmsg.find(":!rollcall") != -1:
      rollcall(channel)

    if ircmsg.find("PING :") != -1:
      ping()

    sys.stdout.flush()

ircsock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
connect(options.server, options.channel, options.nick)
listen()