def betting(nick, channel, message, source): #main betting function

# betting todo (- = complete)

#-track entrants
#-track active bets (races with entry open)
#-nick changes (welcome notice on correct nick)
#-option to turn off notices
# track first .done and payout
# .give/.donate user amount
# .bet user amount
# .removebet user
# .pool channel
# .balance user (blank gives self)
# .bets user
# minimum balance?
# bet precision (no decimals)
# track bet history...?
# back up money for rollbacks
# bet against bot with odds based on rankings
# .top10
# .bottom10

    pastebinlink = '(pastebin goes here)'

    def name_validity(nick):
        srlprofile = urllib2.urlopen('http://speedrunslive.com/profiles/?player=%s' % nick).read()
        if srlprofile == 'Not a valid player name.': return False
        else: return True

    def initialize_user(nick):
        filepath = 'C:\\testbot\\betting users\\%s.txt' % nick
        f = open(filepath, 'w')
        cash = '10000'
        f.write(cash)
        f.close()
        user_cash[nick] = cash

    def notice_status(nick):
        filepath = 'C:\\testbot\\betting settings\\notices.txt'
        f = open(filepath, 'r')
        if nick+'|' in f.readline():
            f.close()
            return False #notices off
        else:
            f.close()
            return True #notices on

    if source == 'NICK':
        if not name_validity(nick) and notice_status(nick):
            irc.send('NOTICE %s hey, i don\'t recognize you! you need to have raced at least once in order to bet on races. '
                     'make sure your nick is correct.\r\n' % nick)
        else:
            if nick in user_cash.keys():
                if notice_status(nick):
                    irc.send('NOTICE %s i recognize you now! your current balance is $%s. for help with commands, check here: %s\r\n' % (nick, user_cash[nick], pastebinlink))
            else:
                initialize_user(nick)
                irc.send('NOTICE %s i recognize you now! since this is your first time here, you\'ve been '
                         'given $%s. for help with commands, check here: %s\r\n' % (nick, user_cash[nick], pastebinlink))

    elif source == 'JOIN':
        if not name_validity(nick) and notice_status(nick):
            irc.send('NOTICE %s welcome to #srl-betting! you need to have raced at least once in order to bet on races. '
                     'make sure your nick is correct.\r\n' % nick)
        else:
            if nick in user_cash.keys():
                if notice_status(nick):
                    irc.send('NOTICE %s welcome to #srl-betting! your current balance is $%s. for help with commands, check here: %s\r\n' % (nick, user_cash[nick], pastebinlink))
            else:
                initialize_user(nick)
                irc.send('NOTICE %s welcome to #srl-betting! since this is your first time here, you\'ve been '
                         'given $%s. for help with commands, check here: %s\r\n' % (nick, user_cash[nick], pastebinlink))

    elif source == 'PRIVMSG':
        if message == '.notices off':
            filepath = 'C:\\testbot\\betting settings\\notices.txt'
            f = open(filepath, 'r')
            noticelist = f.readline().split('|')
            if nick not in noticelist:
                f = open(filepath, 'a')
                f.write(nick+'|')
                irc.send('NOTICE %s notices have been turned off. i\'ll never bother you again. you don\'t have to be a dick about it.\r\n' % nick)
            else:
                irc.send('NOTICE %s notices are already off. except for this one. whatever.\r\n' % nick)
        elif message == '.notices on':
            filepath = 'C:\\testbot\\betting settings\\notices.txt'
            f = open(filepath, 'r')
            noticelist = f.readline().split('|')
            try:
                noticelist.remove(nick)
                f = open(filepath, 'w')
                f.write('|'.join(noticelist))
                irc.send('NOTICE %s notices have been turned back on. i will serenade you with annoying shit every time you join.\r\n' % nick)
            except ValueError:
                irc.send('NOTICE %s notices are already on. idiot.\r\n' % nick)