Tidy logging.
[ckanext-ga-report.git] / ckanext / ga_report / download_analytics.py
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import os
import logging
import datetime
import collections
from pylons import config
 
import ga_model
 
#from ga_client import GA
 
log = logging.getLogger('ckanext.ga-report')
 
FORMAT_MONTH = '%Y-%m'
MIN_VIEWS = 50
MIN_VISITS = 20
 
class DownloadAnalytics(object):
    '''Downloads and stores analytics info'''
 
    def __init__(self, service=None, profile_id=None, delete_first=False):
        self.period = config['ga-report.period']
        self.service = service
        self.profile_id = profile_id
        self.delete_first = delete_first
 
    def specific_month(self, date):
        import calendar
 
        first_of_this_month = datetime.datetime(date.year, date.month, 1)
        _, last_day_of_month = calendar.monthrange(int(date.year), int(date.month))
        last_of_this_month =  datetime.datetime(date.year, date.month, last_day_of_month)
        periods = ((date.strftime(FORMAT_MONTH),
                    last_day_of_month,
                    first_of_this_month, last_of_this_month),)
        self.download_and_store(periods)
 
 
    def latest(self):
        if self.period == 'monthly':
            # from first of this month to today
            now = datetime.datetime.now()
            first_of_this_month = datetime.datetime(now.year, now.month, 1)
            periods = ((now.strftime(FORMAT_MONTH),
                        now.day,
                        first_of_this_month, now),)
        else:
            raise NotImplementedError
        self.download_and_store(periods)
 
 
    def for_date(self, for_date):
        assert isinstance(since_date, datetime.datetime)
        periods = [] # (period_name, period_complete_day, start_date, end_date)
        if self.period == 'monthly':
            first_of_the_months_until_now = []
            year = for_date.year
            month = for_date.month
            now = datetime.datetime.now()
            first_of_this_month = datetime.datetime(now.year, now.month, 1)
            while True:
                first_of_the_month = datetime.datetime(year, month, 1)
                if first_of_the_month == first_of_this_month:
                    periods.append((now.strftime(FORMAT_MONTH),
                                    now.day,
                                    first_of_this_month, now))
                    break
                elif first_of_the_month < first_of_this_month:
                    in_the_next_month = first_of_the_month + datetime.timedelta(40)
                    last_of_the_month = datetime.datetime(in_the_next_month.year,
                                                           in_the_next_month.month, 1)\
                                                           - datetime.timedelta(1)
                    periods.append((now.strftime(FORMAT_MONTH), 0,
                                    first_of_the_month, last_of_the_month))
                else:
                    # first_of_the_month has got to the future somehow
                    break
                month += 1
                if month > 12:
                    year += 1
                    month = 1
        else:
            raise NotImplementedError
        self.download_and_store(periods)
 
    @staticmethod
    def get_full_period_name(period_name, period_complete_day):
        if period_complete_day:
            return period_name + ' (up to %ith)' % period_complete_day
        else:
            return period_name
 
 
    def download_and_store(self, periods):
        for period_name, period_complete_day, start_date, end_date in periods:
            log.info('Period "%s" (%s - %s)',
                     self.get_full_period_name(period_name, period_complete_day),
                     start_date.strftime('%Y-%m-%d'),
                     end_date.strftime('%Y-%m-%d'))
 
            if self.delete_first:
                log.info('Deleting existing Analytics for this period "%s"',
                         period_name)
                ga_model.delete(period_name)
 
            log.info('Downloading analytics for dataset views')
            data = self.download(start_date, end_date, '~/dataset/[a-z0-9-_]+')
 
            log.info('Storing dataset views (%i rows)', len(data.get('url')))
            self.store(period_name, period_complete_day, data, )
 
            log.info('Downloading analytics for publisher views')
            data = self.download(start_date, end_date, '~/publisher/[a-z0-9-_]+')
            log.info('Storing publisher views (%i rows)', len(data.get('url')))
            self.store(period_name, period_complete_day, data,)
 
            log.info('Aggregating datasets by publisher')
            ga_model.update_publisher_stats(period_name) # about 30 seconds.
 
            log.info('Downloading and storing analytics for site-wide stats')
            self.sitewide_stats( period_name )
 
            log.info('Downloading and storing analytics for social networks')
            self.update_social_info(period_name, start_date, end_date)
 
    def update_social_info(self, period_name, start_date, end_date):
        start_date = start_date.strftime('%Y-%m-%d')
        end_date = end_date.strftime('%Y-%m-%d')
        query = 'ga:hasSocialSourceReferral=~Yes$'
        metrics = 'ga:entrances'
        sort = '-ga:entrances'
 
        # Supported query params at
        # https://developers.google.com/analytics/devguides/reporting/core/v3/reference
        results = self.service.data().ga().get(
                                 ids='ga:' + self.profile_id,
                                 filters=query,
                                 start_date=start_date,
                                 metrics=metrics,
                                 sort=sort,
                                 dimensions="ga:landingPagePath,ga:socialNetwork",
                                 max_results=10000,
                                 end_date=end_date).execute()
        data = collections.defaultdict(list)
        rows = results.get('rows',[])
        for row in rows:
            from ga_model import _normalize_url
            data[_normalize_url(row[0])].append( (row[1], int(row[2]),) )
        ga_model.update_social(period_name, data)
 
 
    def download(self, start_date, end_date, path='~/dataset/[a-z0-9-_]+'):
        '''Get data from GA for a given time period'''
        start_date = start_date.strftime('%Y-%m-%d')
        end_date = end_date.strftime('%Y-%m-%d')
        query = 'ga:pagePath=%s$' % path
        metrics = 'ga:uniquePageviews, ga:visits'
        sort = '-ga:uniquePageviews'
 
        # Supported query params at
        # https://developers.google.com/analytics/devguides/reporting/core/v3/reference
        results = self.service.data().ga().get(
                                 ids='ga:' + self.profile_id,
                                 filters=query,
                                 start_date=start_date,
                                 metrics=metrics,
                                 sort=sort,
                                 dimensions="ga:pagePath",
                                 max_results=10000,
                                 end_date=end_date).execute()
 
        packages = []
        for entry in results.get('rows'):
            (loc,pageviews,visits) = entry
            packages.append( ('http:/' + loc, pageviews, visits,) ) # Temporary hack
        return dict(url=packages)
 
    def store(self, period_name, period_complete_day, data):
        if 'url' in data:
            ga_model.update_url_stats(period_name, period_complete_day, data['url'])
 
    def sitewide_stats(self, period_name):
        import calendar
        year, month = period_name.split('-')
        _, last_day_of_month = calendar.monthrange(int(year), int(month))
 
        start_date = '%s-01' % period_name
        end_date = '%s-%s' % (period_name, last_day_of_month)
        funcs = ['_totals_stats', '_social_stats', '_os_stats',
                 '_locale_stats', '_browser_stats', '_mobile_stats']
        for f in funcs:
            log.info('Downloading analytics for %s' % f.split('_')[1])
            getattr(self, f)(start_date, end_date, period_name)
 
    def _get_results(result_data, f):
        data = {}
        for result in result_data:
            key = f(result)
            data[key] = data.get(key,0) + result[1]
        return data
 
    def _totals_stats(self, start_date, end_date, period_name):
        """ Fetches distinct totals, total pageviews etc """
        results = self.service.data().ga().get(
                                 ids='ga:' + self.profile_id,
                                 start_date=start_date,
                                 metrics='ga:uniquePageviews',
                                 sort='-ga:uniquePageviews',
                                 max_results=10000,
                                 end_date=end_date).execute()
        result_data = results.get('rows')
        ga_model.update_sitewide_stats(period_name, "Totals", {'Total page views': result_data[0][0]})
 
        results = self.service.data().ga().get(
                                 ids='ga:' + self.profile_id,
                                 start_date=start_date,
                                 metrics='ga:pageviewsPerVisit,ga:avgTimeOnSite,ga:percentNewVisits,ga:visits',
                                 max_results=10000,
                                 end_date=end_date).execute()
        result_data = results.get('rows')
        data = {
            'Pages per visit': result_data[0][0],
            'Average time on site': result_data[0][1],
            'New visits': result_data[0][2],
            'Total visits': result_data[0][3],
        }
        ga_model.update_sitewide_stats(period_name, "Totals", data)
 
        # Bounces from /data. This url is specified in configuration because
        # for DGU we don't want /.
        path = config.get('ga-report.bounce_url','/')
        print path
        results = self.service.data().ga().get(
                                 ids='ga:' + self.profile_id,
                                 filters='ga:pagePath=~%s$' % (path,),
                                 start_date=start_date,
                                 metrics='ga:bounces,ga:uniquePageviews',
                                 dimensions='ga:pagePath',
                                 max_results=10000,
                                 end_date=end_date).execute()
        result_data = results.get('rows')
        for results in result_data:
            if results[0] == path:
                bounce, total = [float(x) for x in results[1:]]
                pct = 100 * bounce/total
                print "%d bounces from %d total == %s" % (bounce, total, pct)
                ga_model.update_sitewide_stats(period_name, "Totals", {'Bounces': pct})
 
 
    def _locale_stats(self, start_date, end_date, period_name):
        """ Fetches stats about language and country """
        results = self.service.data().ga().get(
                                 ids='ga:' + self.profile_id,
                                 start_date=start_date,
                                 metrics='ga:uniquePageviews',
                                 sort='-ga:uniquePageviews',
                                 dimensions="ga:language,ga:country",
                                 max_results=10000,
                                 end_date=end_date).execute()
        result_data = results.get('rows')
        data = {}
        for result in result_data:
            data[result[0]] = data.get(result[0], 0) + int(result[2])
        self._filter_out_long_tail(data, MIN_VIEWS)
        ga_model.update_sitewide_stats(period_name, "Languages", data)
 
        data = {}
        for result in result_data:
            data[result[1]] = data.get(result[1], 0) + int(result[2])
        self._filter_out_long_tail(data, MIN_VIEWS)
        ga_model.update_sitewide_stats(period_name, "Country", data)
 
 
    def _social_stats(self, start_date, end_date, period_name):
        """ Finds out which social sites people are referred from """
        results = self.service.data().ga().get(
                                 ids='ga:' + self.profile_id,
                                 start_date=start_date,
                                 metrics='ga:uniquePageviews',
                                 sort='-ga:uniquePageviews',
                                 dimensions="ga:socialNetwork,ga:referralPath",
                                 max_results=10000,
                                 end_date=end_date).execute()
        result_data = results.get('rows')
        data = {}
        for result in result_data:
            if not result[0] == '(not set)':
                data[result[0]] = data.get(result[0], 0) + int(result[2])
        self._filter_out_long_tail(data, 3)
        ga_model.update_sitewide_stats(period_name, "Social sources", data)
 
 
    def _os_stats(self, start_date, end_date, period_name):
        """ Operating system stats """
        results = self.service.data().ga().get(
                                 ids='ga:' + self.profile_id,
                                 start_date=start_date,
                                 metrics='ga:uniquePageviews',
                                 sort='-ga:uniquePageviews',
                                 dimensions="ga:operatingSystem,ga:operatingSystemVersion",
                                 max_results=10000,
                                 end_date=end_date).execute()
        result_data = results.get('rows')
        data = {}
        for result