kiwicon grabaseat script

grabaseat.py

#!/usr/bin/env python
"""
    Script to poll grabaseat.co.nz for cheap flights to and from conferences
    Written by Sam Collinson (smc@affinity.net.nz) on 19/08/10
    ** Updated 17/07/12 with new URL
"""

import urllib, urllib2
from datetime import datetime, date
from sys import version_info
if version_info < (2, 6):
    from json import read as loads
else:
    from json import loads

def getSpecials():
    url = "http://grabaseat.co.nz/getSpecials.json"
    fields = urllib.urlencode({"specialTypes[0]": "LUDICROUS", "specialTypes[1]": "DJ_SPECIAL"})
    request = urllib2.Request(url, fields, headers={'User-Agent': ' Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:13.0) Gecko/20100101 Firefox/13.0.1'})
    response = urllib2.urlopen(request)
    jsondata = response.read()
    data = loads(jsondata)
    return data['special']

def grabaseat(specials, fromLocation, toLocation, travelDates):
    dateformat = "%Y-%m-%d"
    for s in specials:
        if s['@status'] == "ForSale":
            specialStart = datetime.strptime(s['@displayFromDate'], dateformat).date()
            specialEnd = datetime.strptime(s['@displayToDate'], dateformat).date()
            specialFrom = s['@originIATACode']
            specialTo = s['@destinationIATACode']
            if specialFrom == fromLocation and specialTo == toLocation and canTravel(specialStart, specialEnd, travelDates):
                print "Flight found from %(@originName)s - %(@destinationName)s %(@flightType)s for $%(@price)s, %(@seatCount)s seats left. Goto http://grabaseat.co.nz to book." % s

def canTravel(specialStart, specialEnd, travelDates):
    for td in travelDates:
        if td.toordinal() <= specialEnd.toordinal() and td.toordinal() >= specialStart.toordinal():
            return True
    return False

if __name__ == '__main__':
    home = "AKL"
    kiwicon = "WLG"
    departdates = [date(2012, 11, 16)]
    returndates = [date(2012, 11, 19)]
    specials = getSpecials()
    grabaseat(specials, home, kiwicon, departdates)
    grabaseat(specials, kiwicon, home, returndates)

Nice :)