GAHelper.py

import logging
import time
from UserString import MutableString
from google.appengine.api import urlfetch
import AppConfig
import random


def trackGARequests(path, remoteAddr, referer=''):
    logging.debug('trackRSSRequests: calling GA GIF service')

    var_utmac = AppConfig.googleAnalyticsKey  # enter the new urchin code
    var_utmhn = AppConfig.appDomain  # enter your domain
    var_utmn = str(random.randint(1000000000, 9999999999))  # random request number
    var_cookie = str(random.randint(10000000, 99999999))  # random cookie number
    var_random = str(random.randint(1000000000, 2147483647))  # number under 2147483647
    var_today = str(int(time.time()))  # today
    var_referer = referer  # referer url
    var_uservar = '-'  # enter your own user defined variable
    var_utmp = '%s/%s' % (path, remoteAddr)  # this example adds a fake page request to the (fake) rss directory (the viewer IP to check for absolute unique RSS readers)
    #build URL
    urchinUrl = MutableString()
    urchinUrl = 'http://www.google-analytics.com/__utm.gif?utmwv=1&utmn=' + var_utmn
    urchinUrl += '&utmsr=-&utmsc=-&utmul=-&utmje=0&utmfl=-&utmdt=-&utmhn='
    urchinUrl += var_utmhn + '&utmr=' + var_referer + '&utmp=' + var_utmp
    urchinUrl += '&utmac=' + var_utmac + '&utmcc=__utma%3D' + var_cookie
    urchinUrl += '.' + var_random + '.' + var_today + '.' + var_today + '.'
    urchinUrl += var_today + '.2%3B%2B__utmb%3D' + var_cookie
    urchinUrl += '%3B%2B__utmc%3D' + var_cookie + '%3B%2B__utmz%3D' + var_cookie
    urchinUrl += '.' + var_today
    urchinUrl += '.2.2.utmccn%3D(direct)%7Cutmcsr%3D(direct)%7Cutmcmd%3D(none)%3B%2B__utmv%3D'
    urchinUrl += var_cookie + '.' + var_uservar + '%3B'

    #async request to GA's GIF service
    rpcGA = None
    try:
        rpcGA = urlfetch.create_rpc()
        urlfetch.make_fetch_call(rpcGA, urchinUrl)
    except Exception, exT:
        logging.error('trackRSSRequests: Errors calling GA GIF service : %s' % exT)

    #validate request
    if (rpcGA):
        try:
            result = rpcGA.get_result()
            if (result and result.status_code == 200):
                logging.debug('trackRSSRequests: GA logged successfully')
        except Exception, ex:
            logging.error('trackRSSRequests: Errors : %s' % ex)