teespring.py

import os
import urllib2
import socket
from bs4 import BeautifulSoup

def teespring_amount_ordered(what):
    html = urllib2.urlopen('http://teespring.com/'+what).read()
    soup = BeautifulSoup(html)
    return int(soup.find(attrs={'class': 'amount-ordered'}).text)

def irc_message(host, port, nick, realname, chan, msg):
    s = socket.socket()
    s.connect((host, port))
    s.send('USER %s 0 * : %s\r\n' % (nick, realname))
    s.send('NICK %s\r\n' % nick)
    f = s.makefile()
    for line in f:
        line = line[:-1]
        if line.startswith('PING'):
            s.send(line.replace('PING', 'PONG') + '\r\n')
        if not line.startswith(':'):
            continue
        bits = line.split(' ')
        if len(bits) >= 2 and bits[1] == '001':
            s.send('MODE %s +B\r\n' % nick)
            s.send('JOIN %s\r\n' % chan)
            s.send('PRIVMSG %s :%s\r\n' % (chan, msg))
            break

def read_status(status_file):
    if not os.path.exists(status_file):
        return -1
    with open(status_file, 'r') as f:
        return int(f.read())

def write_status(status_file, status):
    with open(status_file, 'w') as f:
        f.write(str(status))

if __name__ == '__main__':
    status_file = 'status'
    campaign = 'forscience'

    old = read_status(status_file)
    new = teespring_amount_ordered(campaign)
    if old != new:
        write_status(status_file, new)
        irc_message('irc.kassala.de', 6667, 'TeeSpringBot', 'bwesterb',
                    '#test', 'ZOMG: %s tee\'s' % new)