Changes to tidy up the handling of all months;
Changes to tidy up the handling of all months;

file:a/README.rst -> file:b/README.rst
--- a/README.rst
+++ b/README.rst
@@ -31,10 +31,12 @@
 2. Ensure you development.ini (or similar) contains the info about your Google Analytics account and configuration::
 
       googleanalytics.id = UA-1010101-1
-      googleanalytics.account = Account name (i.e. data.gov.uk, see top level item at https://www.google.com/analytics)
+      googleanalytics.account = Account name (e.g. data.gov.uk, see top level item at https://www.google.com/analytics)
       ga-report.period = monthly
+      ga-report.bounce_url = /data
 
-   Note that your credentials will be readable by system administrators on your server. Rather than use sensitive account details, it is suggested you give access to the GA account to a new Google account that you create just for this purpose.
+   The ga-report.bounce_url specifies the path to use when calculating bounces. For DGU this is /data
+   but you may want to set this to /.
 
 3. Set up this extension's database tables using a paster command. (Ensure your CKAN pyenv is still activated, run the command from ``src/ckanext-ga-report``, alter the ``--config`` option to point to your site config file)::
 
@@ -43,6 +45,12 @@
 4. Enable the extension in your CKAN config file by adding it to ``ckan.plugins``::
 
     ckan.plugins = ga-report
+
+Problem shooting
+----------------
+
+* ``(ProgrammingError) relation "ga_url" does not exist``
+  This means that the ``paster initdb`` step has not been run successfully. Refer to the installation instructions for this extension.
 
 
 Authorization
@@ -79,7 +87,7 @@
 Tutorial
 --------
 
-Download some GA data and store it in CKAN's db. (Ensure your CKAN pyenv is still activated, run the command from ``src/ckanext-ga-report``, alter the ``--config`` option to point to your site config file) and specifying the name of your auth file (token.dat by default) from the previous step::
+Download some GA data and store it in CKAN's database. (Ensure your CKAN pyenv is still activated, run the command from ``src/ckanext-ga-report``, alter the ``--config`` option to point to your site config file) and specifying the name of your auth file (token.dat by default) from the previous step::
 
     $ paster loadanalytics token.dat latest --config=../ckan/development.ini
 

--- a/ckanext/ga_report/command.py
+++ b/ckanext/ga_report/command.py
@@ -73,6 +73,14 @@
     max_args = 2
     min_args = 1
 
+    def __init__(self, name):
+        super(LoadAnalytics, self).__init__(name)
+        self.parser.add_option('-d', '--delete-first',
+                               action='store_true',
+                               default=False,
+                               dest='delete_first',
+                               help='Delete data for the period first')
+
     def command(self):
         self._load_config()
 
@@ -83,10 +91,11 @@
             svc = init_service(self.args[0], None)
         except TypeError:
             print ('Have you correctly run the getauthtoken task and '
-                   'specified the correct file here')
+                   'specified the correct token file?')
             return
 
-        downloader = DownloadAnalytics(svc, profile_id=get_profile_id(svc))
+        downloader = DownloadAnalytics(svc, profile_id=get_profile_id(svc),
+                                       delete_first=self.options.delete_first)
 
         time_period = self.args[1] if self.args and len(self.args) > 1 \
             else 'latest'

--- a/ckanext/ga_report/controller.py
+++ b/ckanext/ga_report/controller.py
@@ -4,12 +4,12 @@
 import logging
 import operator
 import collections
-from ckan.lib.base import BaseController, c, render, request, response, abort
+from ckan.lib.base import (BaseController, c, g, render, request, response, abort)
 
 import sqlalchemy
 from sqlalchemy import func, cast, Integer
 import ckan.model as model
-from ga_model import GA_Url, GA_Stat
+from ga_model import GA_Url, GA_Stat, GA_ReferralStat, GA_Publisher
 
 log = logging.getLogger('ckanext.ga-report')
 
@@ -23,7 +23,7 @@
 
 def _month_details(cls):
     months = []
-    vals = model.Session.query(cls.period_name).distinct().all()
+    vals = model.Session.query(cls.period_name).filter(cls.period_name!='All').distinct().all()
     for m in vals:
         months.append( (m[0], _get_month_name(m[0])))
     return sorted(months, key=operator.itemgetter(0), reverse=True)
@@ -58,7 +58,7 @@
         c.months = _month_details(GA_Stat)
 
         # Work out which month to show, based on query params of the first item
-        c.month_desc = 'all time'
+        c.month_desc = 'all months'
         c.month = request.params.get('month', '')
         if c.month:
             c.month_desc = ''.join([m[1] for m in c.months if m[0]==c.month])
@@ -70,19 +70,16 @@
         entries = q.order_by('ga_stat.key').all()
 
         def clean_key(key, val):
-            if key in ['Average time on site', 'Pages per visit', 'Percent new visits']:
+            if key in ['Average time on site', 'Pages per visit', 'New visits', 'Bounces']:
                 val =  "%.2f" % round(float(val), 2)
                 if key == 'Average time on site':
                     mins, secs = divmod(float(val), 60)
                     hours, mins = divmod(mins, 60)
                     val = '%02d:%02d:%02d (%s seconds) ' % (hours, mins, secs, val)
-                if key == 'Percent new visits':
-                    key = 'New visits'
+                if key in ['New visits','Bounces']:
                     val = "%s%%" % val
-            if key in ['Bounces', 'Total pageviews']:
+            if key in ['Total page views', 'Total visits']:
                 val = int(val)
-                if key == 'Total pageviews':
-                    key = 'Total page views'
 
             return key, val
 
@@ -96,11 +93,12 @@
             for e in entries:
                 d[e.key].append(float(e.value))
             for k, v in d.iteritems():
-                if k in ['Bounces', 'Total pageviews']:
+                if k in ['Total page views', 'Total visits']:
                     v = sum(v)
                 else:
                     v = float(sum(v))/len(v)
                 key, val = clean_key(k,v)
+
                 c.global_totals.append((key, val))
                 c.global_totals = sorted(c.global_totals, key=operator.itemgetter(0))
 
@@ -114,28 +112,30 @@
             'Country': 'country'
         }
 
-        browser_version_re = re.compile("(.*)\((.*)\)")
+        def shorten_name(name, length=60):
+            return (name[:length] + '..') if len(name) > 60 else name
+
+        def fill_out_url(url):
+            import urlparse
+            return urlparse.urljoin(g.site_url, url)
+
+        c.social_referrer_totals, c.social_referrers = [], []
+        q = model.Session.query(GA_ReferralStat)
+        q = q.filter(GA_ReferralStat.period_name==c.month) if c.month else q
+        q = q.order_by('ga_referrer.count::int desc')
+        for entry in q.all():
+            c.social_referrers.append((shorten_name(entry.url), fill_out_url(entry.url),
+                                       entry.source,entry.count))
+
+        q = model.Session.query(GA_ReferralStat.url,
+                                func.sum(GA_ReferralStat.count).label('count'))
+        q = q.filter(GA_ReferralStat.period_name==c.month) if c.month else q
+        q = q.order_by('count desc').group_by(GA_ReferralStat.url)
+        for entry in q.all():
+            c.social_referrer_totals.append((shorten_name(entry[0]), fill_out_url(entry[0]),'',
+                                            entry[1]))
+
         for k, v in keys.iteritems():
-
-            def clean_field(key):
-                if k != 'Browser versions':
-                    return key
-                m = browser_version_re.match(key)
-                browser = m.groups()[0].strip()
-                ver = m.groups()[1]
-                parts = ver.split('.')
-                if len(parts) > 1:
-                    if parts[1][0] == '0':
-                        ver = parts[0]
-                    else:
-                        ver = "%s.%s" % (parts[0],parts[1])
-                if browser in ['Safari','Android Browser']:  # Special case complex version nums
-                    ver = parts[0]
-                    if len(ver) > 2:
-                        ver = "%s%sX" % (ver[0], ver[1])
-
-                return "%s (%s)" % (browser, ver,)
-
             q = model.Session.query(GA_Stat).\
                 filter(GA_Stat.stat_name==k)
             if c.month:
@@ -145,70 +145,77 @@
 
             d = collections.defaultdict(int)
             for e in q.all():
-                d[clean_field(e.key)] += int(e.value)
+                d[e.key] += int(e.value)
             entries = []
             for key, val in d.iteritems():
                 entries.append((key,val,))
             entries = sorted(entries, key=operator.itemgetter(1), reverse=True)
 
-            def percent(num, total):
-                p = 100 * float(num)/float(total)
-                return "%.2f%%" % round(p, 2)
-
             # Get the total for each set of values and then set the value as
             # a percentage of the total
-            total = sum([num for _,num in entries])
-            setattr(c, v, [(k,percent(v,total)) for k,v in entries ])
+            if k == 'Social sources':
+                total = sum([x for n,x in c.global_totals if n == 'Total visits'])
+            else:
+                total = sum([num for _,num in entries])
+            setattr(c, v, [(k,_percent(v,total)) for k,v in entries ])
 
         return render('ga_report/site/index.html')
 
 
-class GaPublisherReport(BaseController):
+class GaDatasetReport(BaseController):
     """
-    Displays the pageview and visit count for specific publishers based on
-    the datasets associated with the publisher.
+    Displays the pageview and visit count for datasets
+    with options to filter by publisher and time period.
     """
-    def csv(self, month):
-
-        c.month = month if not month =='all' else ''
+    def publisher_csv(self, month):
+        '''
+        Returns a CSV of each publisher with the total number of dataset
+        views & visits.
+        '''
+        c.month = month if not month == 'all' else ''
         response.headers['Content-Type'] = "text/csv; charset=utf-8"
         response.headers['Content-Disposition'] = str('attachment; filename=publishers_%s.csv' % (month,))
 
         writer = csv.writer(response)
-        writer.writerow(["Publisher", "Views", "Visits", "Period Name"])
-
-        for publisher,view,visit in self._get_publishers(None):
+        writer.writerow(["Publisher Title", "Publisher Name", "Views", "Visits", "Period Name"])
+
+        for publisher,view,visit in _get_top_publishers(None):
             writer.writerow([publisher.title.encode('utf-8'),
+                             publisher.name.encode('utf-8'),
                              view,
                              visit,
                              month])
 
-
-
-    def publisher_csv(self, id, month):
-
-        c.month = month if not month =='all' else ''
-        c.publisher = model.Group.get(id)
-        if not c.publisher:
-            abort(404, 'A publisher with that name could not be found')
+    def dataset_csv(self, id='all', month='all'):
+        '''
+        Returns a CSV with the number of views & visits for each dataset.
+
+        :param id: A Publisher ID or None if you want for all
+        :param month: The time period, or 'all'
+        '''
+        c.month = month if not month == 'all' else ''
+        if id != 'all':
+            c.publisher = model.Group.get(id)
+            if not c.publisher:
+                abort(404, 'A publisher with that name could not be found')
 
         packages = self._get_packages(c.publisher)
         response.headers['Content-Type'] = "text/csv; charset=utf-8"
         response.headers['Content-Disposition'] = \
-            str('attachment; filename=%s_%s.csv' % (c.publisher.name, month,))
+            str('attachment; filename=datasets_%s_%s.csv' % (c.publisher_name, month,))
 
         writer = csv.writer(response)
-        writer.writerow(["Publisher", "Views", "Visits", "Period Name"])
+        writer.writerow(["Dataset Title", "Dataset Name", "Views", "Visits", "Period Name"])
 
         for package,view,visit in packages:
             writer.writerow([package.title.encode('utf-8'),
+                             package.name.encode('utf-8'),
                              view,
                              visit,
                              month])
 
-
-
-    def index(self):
+    def publishers(self):
+        '''A list of publishers and the number of views/visits for each'''
 
         # Get the month details by fetching distinct values and determining the
         # month names from the values.
@@ -216,84 +223,56 @@
 
         # Work out which month to show, based on query params of the first item
         c.month = request.params.get('month', '')
-        c.month_desc = 'all time'
+        c.month_desc = 'all months'
         if c.month:
             c.month_desc = ''.join([m[1] for m in c.months if m[0]==c.month])
 
-        c.top_publishers = self._get_publishers()
-
+        c.top_publishers = _get_top_publishers()
         return render('ga_report/publisher/index.html')
 
-    def _get_publishers(self, limit=20):
-        connection = model.Session.connection()
-        q = """
-            select department_id, sum(pageviews::int) views, sum(visitors::int) visits
-            from ga_url
-            where department_id <> ''"""
-        if c.month:
-            q = q + """
-                    and period_name=%s
-            """
-        q = q + """
-                group by department_id order by views desc
-            """
-        if limit:
-            q = q + " limit %s;" % (limit)
-
-        # Add this back (before and period_name =%s) if you want to ignore publisher
-        # homepage views
-        # and not url like '/publisher/%%'
-
-        top_publishers = []
-        res = connection.execute(q, c.month)
-
-        for row in res:
-            g = model.Group.get(row[0])
-            if g:
-                top_publishers.append((g, row[1], row[2]))
-        return top_publishers
-
-    def _get_packages(self, publisher, count=-1):
+    def _get_packages(self, publisher=None, count=-1):
+        '''Returns the datasets in order of visits'''
         if count == -1:
             count = sys.maxint
 
+        month = c.month or 'All'
+
+        q = model.Session.query(GA_Url,model.Package)\
+            .filter(model.Package.name==GA_Url.package_id)\
+            .filter(GA_Url.url.like('/dataset/%'))
+        if publisher:
+            q = q.filter(GA_Url.department_id==publisher.name)
+        q = q.filter(GA_Url.period_name==month)
+        q = q.order_by('ga_url.visitors::int desc')
         top_packages = []
-        q =  model.Session.query(GA_Url).\
-            filter(GA_Url.department_id==publisher.name).\
-            filter(GA_Url.url.like('/dataset/%'))
-        if c.month:
-            q = q.filter(GA_Url.period_name==c.month)
-        q = q.order_by('ga_url.pageviews::int desc')
-
-        if c.month:
-            for entry in q[:count]:
-                p = model.Package.get(entry.url[len('/dataset/'):])
-                top_packages.append((p,entry.pageviews,entry.visitors))
-        else:
-            ds = {}
-            for entry in q.all():
-                if len(ds) >= count:
-                    break
-                p = model.Package.get(entry.url[len('/dataset/'):])
-                if not p in ds:
-                    ds[p] = {'views':0, 'visits': 0}
-                ds[p]['views'] = ds[p]['views'] + int(entry.pageviews)
-                ds[p]['visits'] = ds[p]['visits'] + int(entry.visitors)
-
-            results = []
-            for k, v in ds.iteritems():
-                results.append((k,v['views'],v['visits']))
-
-            top_packages = sorted(results, key=operator.itemgetter(1), reverse=True)
+        for entry,package in q.limit(count):
+            if package:
+                top_packages.append((package, entry.pageviews, entry.visitors))
+            else:
+                log.warning('Could not find package associated package')
+
         return top_packages
 
-
-    def read(self, id):
+    def read(self):
+        '''
+        Lists the most popular datasets across all publishers
+        '''
+        return self.read_publisher(None)
+
+    def read_publisher(self, id):
+        '''
+        Lists the most popular datasets for a publisher (or across all publishers)
+        '''
         count = 20
 
-        c.publisher = model.Group.get(id)
-        if not c.publisher:
-            abort(404, 'A publisher with that name could not be found')
+        c.publishers = _get_publishers()
+
+        id = request.params.get('publisher', id)
+        if id and id != 'all':
+            c.publisher = model.Group.get(id)
+            if not c.publisher:
+                abort(404, 'A publisher with that name could not be found')
+            c.publisher_name = c.publisher.name
         c.top_packages = [] # package, dataset_views in c.top_packages
 
         # Get the month details by fetching distinct values and determining the
@@ -303,21 +282,61 @@
         # Work out which month to show, based on query params of the first item
         c.month = request.params.get('month', '')
         if not c.month:
-            c.month_desc = 'all time'
+            c.month_desc = 'all months'
         else:
             c.month_desc = ''.join([m[1] for m in c.months if m[0]==c.month])
 
+        month = c.month or 'All'
         c.publisher_page_views = 0
         q = model.Session.query(GA_Url).\
-            filter(GA_Url.url=='/publisher/%s' % c.publisher.name)
-        if c.month:
-            entry = q.filter(GA_Url.period_name==c.month).first()
-            c.publisher_page_views = entry.pageviews if entry else 0
-        else:
-            for e in q.all():
-                c.publisher_page_views = c.publisher_page_views  + int(e.pageviews)
+            filter(GA_Url.url=='/publisher/%s' % c.publisher_name)
+        entry = q.filter(GA_Url.period_name==c.month).first()
+        c.publisher_page_views = entry.pageviews if entry else 0
 
         c.top_packages = self._get_packages(c.publisher, 20)
 
         return render('ga_report/publisher/read.html')
 
+def _get_top_publishers(limit=20):
+    '''
+    Returns a list of the top 20 publishers by dataset visits.
+    (The number to show can be varied with 'limit')
+    '''
+    month = c.month or 'All'
+    connection = model.Session.connection()
+    q = """
+        select department_id, sum(pageviews::int) views, sum(visitors::int) visits
+        from ga_url
+        where department_id <> ''
+          and period_name=%s
+        group by department_id order by visits desc
+        """
+    if limit:
+        q = q + " limit %s;" % (limit)
+
+    top_publishers = []
+    res = connection.execute(q, month)
+    for row in res:
+        g = model.Group.get(row[0])
+        if g:
+            top_publishers.append((g, row[1], row[2]))
+    return top_publishers
+
+
+def _get_publishers():
+    '''
+    Returns a list of all publishers. Each item is a tuple:
+      (names, title)
+    '''
+    publishers = []
+    for pub in model.Session.query(model.Group).\
+               filter(model.Group.type=='publisher').\
+               filter(model.Group.state=='active').\
+               order_by(model.Group.name):
+        publishers.append((pub.name, pub.title))
+    return publishers
+
+def _percent(num, total):
+    p = 100 * float(num)/float(total)
+    return "%.2f%%" % round(p, 2)
+

--- a/ckanext/ga_report/download_analytics.py
+++ b/ckanext/ga_report/download_analytics.py
@@ -1,9 +1,9 @@
 import os
 import logging
 import datetime
-
+import collections
 from pylons import config
-
+from ga_model import _normalize_url
 import ga_model
 
 #from ga_client import GA
@@ -11,15 +11,17 @@
 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):
+    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
@@ -90,17 +92,26 @@
 
     def download_and_store(self, periods):
         for period_name, period_complete_day, start_date, end_date in periods:
+            if self.delete_first:
+                log.info('Deleting existing Analytics for period "%s"',
+                         period_name)
+                ga_model.delete(period_name)
             log.info('Downloading Analytics for 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'))
 
-            data = self.download(start_date, end_date, '~/dataset/[a-z0-9-_]+')
+            # Clean up the entries before we run this
+            ga_model.pre_update_url_stats(period_name)
+
+            accountName = config.get('googleanalytics.account')
+
+            data = self.download(start_date, end_date, '~/%s/dataset/[a-z0-9-_]+' % accountName)
             log.info('Storing Dataset Analytics for period "%s"',
                      self.get_full_period_name(period_name, period_complete_day))
             self.store(period_name, period_complete_day, data, )
 
-            data = self.download(start_date, end_date, '~/publisher/[a-z0-9-_]+')
+            data = self.download(start_date, end_date, '~/%s/publisher/[a-z0-9-_]+' % accountName)
             log.info('Storing Publisher Analytics for period "%s"',
                      self.get_full_period_name(period_name, period_complete_day))
             self.store(period_name, period_complete_day, data,)
@@ -108,13 +119,40 @@
             ga_model.update_publisher_stats(period_name) # about 30 seconds.
             self.sitewide_stats( period_name )
 
-
-    def download(self, start_date, end_date, path='~/dataset/[a-z0-9-_]+'):
+            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$'
+        metrics = 'ga:entrances'
+        sort = '-ga:entrances'
+
+        # Supported query params at
+        # https://developers.google.com/analytics/devguides/reporting/core/v3/reference
+        results = self.service.data().ga().get(
+                                 ids='ga:' + self.profile_id,
+                                 filters=query,
+                                 start_date=start_date,
+                                 metrics=metrics,
+                                 sort=sort,
+                                 dimensions="ga:landingPagePath,ga:socialNetwork",
+                                 max_results=10000,
+                                 end_date=end_date).execute()
+        data = collections.defaultdict(list)
+        rows = results.get('rows',[])
+        for row in rows:
+            data[_normalize_url(row[0])].append( (row[1], int(row[2]),) )
+        ga_model.update_social(period_name, data)
+
+
+    def download(self, start_date, end_date, path=None):
         '''Get data from GA for a given time period'''
         start_date = start_date.strftime('%Y-%m-%d')
         end_date = end_date.strftime('%Y-%m-%d')
         query = 'ga:pagePath=%s$' % path
-        metrics = 'ga:uniquePageviews, ga:visitors'
+        metrics = 'ga:uniquePageviews, ga:visits'
         sort = '-ga:uniquePageviews'
 
         # Supported query params at
@@ -129,15 +167,13 @@
                                  max_results=10000,
                                  end_date=end_date).execute()
 
-        if os.getenv('DEBUG'):
-            import pprint
-            pprint.pprint(results)
-            print 'Total results: %s' % results.get('totalResults')
-
         packages = []
         for entry in results.get('rows'):
             (loc,pageviews,visits) = entry
-            packages.append( ('http:/' + loc, pageviews, visits,) ) # Temporary hack
+            url = _normalize_url('http:/' + loc)
+            if not url.startswith('/dataset/') and not url.startswith('/publisher/'):
+                continue
+            packages.append( (url, pageviews, visits,) ) # Temporary hack
         return dict(url=packages)
 
     def store(self, period_name, period_complete_day, data):
@@ -176,23 +212,43 @@
                                  max_results=10000,
                                  end_date=end_date).execute()
         result_data = results.get('rows')
-        ga_model.update_sitewide_stats(period_name, "Totals", {'Total pageviews': result_data[0][0]})
-
-        results = self.service.data().ga().get(
-                                 ids='ga:' + self.profile_id,
-                                 start_date=start_date,
-                                 metrics='ga:pageviewsPerVisit,ga:bounces,ga:avgTimeOnSite,ga:percentNewVisits',
+        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],
-            'Bounces': result_data[0][1],
-            'Average time on site': result_data[0][2],
-            'Percent new visits': result_data[0][3],
+            '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 """
@@ -208,11 +264,13 @@
         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)
 
 
@@ -227,13 +285,11 @@
                                  max_results=10000,
                                  end_date=end_date).execute()
         result_data = results.get('rows')
-        twitter_links = []
         data = {}
         for result in result_data:
             if not result[0] == '(not set)':
                 data[result[0]] = data.get(result[0], 0) + int(result[2])
-                if result[0] == 'Twitter':
-                    twitter_links.append(result[1])
+        self._filter_out_long_tail(data, 3)
         ga_model.update_sitewide_stats(period_name, "Social sources", data)
 
 
@@ -251,12 +307,14 @@
         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, "Operating Systems", data)
 
         data = {}
         for result in result_data:
-            key = "%s (%s)" % (result[0],result[1])
-            data[key] = result[2]
+            if int(result[2]) >= MIN_VIEWS:
+                key = "%s %s" % (result[0],result[1])
+                data[key] = result[2]
         ga_model.update_sitewide_stats(period_name, "Operating Systems versions", data)
 
 
@@ -271,17 +329,42 @@
                                  max_results=10000,
                                  end_date=end_date).execute()
         result_data = results.get('rows')
+        # e.g. [u'Firefox', u'19.0', u'20']
+
         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, "Browsers", data)
 
         data = {}
         for result in result_data:
-            key = "%s (%s)" % (result[0], result[1])
-            data[key] = result[2]
+            key = "%s %s" % (result[0], self._filter_browser_version(result[0], result[1]))
+            data[key] = data.get(key, 0) + int(result[2])
+        self._filter_out_long_tail(data, MIN_VIEWS)
         ga_model.update_sitewide_stats(period_name, "Browser versions", data)
 
+    @classmethod
+    def _filter_browser_version(cls, browser, version_str):
+        '''
+        Simplifies a browser version string if it is detailed.
+        i.e. groups together Firefox 3.5.1 and 3.5.2 to be just 3.
+        This is helpful when viewing stats and good to protect privacy.
+        '''
+        ver = version_str
+        parts = ver.split('.')
+        if len(parts) > 1:
+            if parts[1][0] == '0':
+                ver = parts[0]
+            else:
+                ver = "%s" % (parts[0])
+        # Special case complex version nums
+        if browser in ['Safari', 'Android Browser']:
+            ver = parts[0]
+            if len(ver) > 2:
+                num_hidden_digits = len(ver) - 2
+                ver = ver[0] + ver[1] + 'X' * num_hidden_digits
+        return ver
 
     def _mobile_stats(self, start_date, end_date, period_name):
         """ Info about mobile devices """
@@ -299,10 +382,23 @@
         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, "Mobile brands", 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, "Mobile devices", data)
 
+    @classmethod
+    def _filter_out_long_tail(cls, data, threshold=10):
+        '''
+        Given data which is a frequency distribution, filter out
+        results which are below a threshold count. This is good to protect
+        privacy.
+        '''
+        for key, value in data.items():
+            if value < threshold:
+                del data[key]
+

--- a/ckanext/ga_report/ga_auth.py
+++ b/ckanext/ga_report/ga_auth.py
@@ -53,7 +53,11 @@
         return None
 
     accountName = config.get('googleanalytics.account')
+    if not accountName:
+        raise Exception('googleanalytics.account needs to be configured')
     webPropertyId = config.get('googleanalytics.id')
+    if not webPropertyId:
+        raise Exception('googleanalytics.id needs to be configured')
     for acc in accounts.get('items'):
         if acc.get('name') == accountName:
             accountId = acc.get('id')

--- a/ckanext/ga_report/ga_model.py
+++ b/ckanext/ga_report/ga_model.py
@@ -1,10 +1,10 @@
 import re
 import uuid
 
-from sqlalchemy import Table, Column, MetaData
+from sqlalchemy import Table, Column, MetaData, ForeignKey
 from sqlalchemy import types
 from sqlalchemy.sql import select
-from sqlalchemy.orm import mapper
+from sqlalchemy.orm import mapper, relation
 from sqlalchemy import func
 
 import ckan.model as model
@@ -13,7 +13,7 @@
 def make_uuid():
     return unicode(uuid.uuid4())
 
-
+metadata = MetaData()
 
 class GA_Url(object):
 
@@ -21,20 +21,6 @@
         for k,v in kwargs.items():
             setattr(self, k, v)
 
-class GA_Stat(object):
-
-    def __init__(self, **kwargs):
-        for k,v in kwargs.items():
-            setattr(self, k, v)
-
-class GA_Publisher(object):
-
-    def __init__(self, **kwargs):
-        for k,v in kwargs.items():
-            setattr(self, k, v)
-
-
-metadata = MetaData()
 url_table = Table('ga_url', metadata,
                       Column('id', types.UnicodeText, primary_key=True,
                              default=make_uuid),
@@ -44,8 +30,16 @@
                       Column('visitors', types.UnicodeText),
                       Column('url', types.UnicodeText),
                       Column('department_id', types.UnicodeText),
+                      Column('package_id', types.UnicodeText),
                 )
 mapper(GA_Url, url_table)
+
+
+class GA_Stat(object):
+
+    def __init__(self, **kwargs):
+        for k,v in kwargs.items():
+            setattr(self, k, v)
 
 stat_table = Table('ga_stat', metadata,
                   Column('id', types.UnicodeText, primary_key=True,
@@ -56,6 +50,12 @@
                   Column('value', types.UnicodeText), )
 mapper(GA_Stat, stat_table)
 
+
+class GA_Publisher(object):
+
+    def __init__(self, **kwargs):
+        for k,v in kwargs.items():
+            setattr(self, k, v)
 
 pub_table = Table('ga_publisher', metadata,
                   Column('id', types.UnicodeText, primary_key=True,
@@ -71,6 +71,24 @@
 mapper(GA_Publisher, pub_table)
 
 
+class GA_ReferralStat(object):
+
+    def __init__(self, **kwargs):
+        for k,v in kwargs.items():
+            setattr(self, k, v)
+
+referrer_table = Table('ga_referrer', metadata,
+                      Column('id', types.UnicodeText, primary_key=True,
+                             default=make_uuid),
+                      Column('period_name', types.UnicodeText),
+                      Column('source', types.UnicodeText),
+                      Column('url', types.UnicodeText),
+                      Column('count', types.Integer),
+                )
+mapper(GA_ReferralStat, referrer_table)
+
+
+
 def init_tables():
     metadata.create_all(model.meta.engine)
 
@@ -93,8 +111,9 @@
     >>> normalize_url('http://data.gov.uk/dataset/weekly_fuel_prices')
     '/dataset/weekly_fuel_prices'
     '''
-    url = re.sub('https?://(www\.)?data.gov.uk', '', url)
-    return url
+    # Deliberately leaving a /
+    url = url.replace('http:/','')
+    return '/' + '/'.join(url.split('/')[2:])
 
 
 def _get_department_id_of_url(url):
@@ -137,36 +156,100 @@
         model.Session.commit()
 
 
+def update_url_stat_totals(period_name):
+
+    """
+        items = model.Session.query(GA_Url).\
+            filter(GA_Url.period_name != "All").\
+            filter(GA_Url.url==url).all()
+        values = {'id': make_uuid(),
+                  'period_name': "All",
+                  'period_complete_day': "0",
+                  'url': url,
+                  'pageviews': sum([int(x.pageviews) for x in items]),
+                  'visitors': sum([int(x.visitors) for x in items]),
+                  'department_id': department_id,
+                  'package_id': package
+                 }
+        model.Session.add(GA_Url(**values))
+        model.Session.commit()
+    """
+
+def pre_update_url_stats(period_name):
+    model.Session.query(GA_Url).\
+            filter(GA_Url.period_name==period_name).delete()
+    model.Session.query(GA_Url).\
+            filter(GA_Url.period_name=='All').delete()
+
 
 def update_url_stats(period_name, period_complete_day, url_data):
+
     for url, views, visitors in url_data:
-        url = _normalize_url(url)
         department_id = _get_department_id_of_url(url)
 
-        # see if the row for this url & month is in the table already
-        item = model.Session.query(GA_Url).\
-            filter(GA_Url.period_name==period_name).\
-            filter(GA_Url.url==url).first()
-        if item:
-            item.period_name = period_name
-            item.pageviews = views
-            item.visitors = visitors
-            item.department_id = department_id
-            model.Session.add(item)
-        else:
-            # create the row
+        package = None
+        if url.startswith('/dataset/'):
+            package = url[len('/dataset/'):]
+
+        values = {'id': make_uuid(),
+                  'period_name': period_name,
+                  'period_complete_day': period_complete_day,
+                  'url': url,
+                  'pageviews': views,
+                  'visitors': visitors,
+                  'department_id': department_id,
+                  'package_id': package
+                 }
+        model.Session.add(GA_Url(**values))
+        model.Session.commit()
+
+        if package:
+            entries = model.Session.query(GA_Url).\
+                filter(GA_Url.period_name!='All').\
+                filter(GA_Url.url==url).all()
             values = {'id': make_uuid(),
-                      'period_name': period_name,
-                      'period_complete_day': period_complete_day,
+                      'period_name': 'All',
+                      'period_complete_day': 0,
                       'url': url,
-                      'pageviews': views,
-                      'visitors': visitors,
-                      'department_id': department_id
+                      'pageviews': sum([int(e.pageviews) for e in entries]),
+                      'visitors': sum([int(e.visitors) for e in entries]),
+                      'department_id': department_id,
+                      'package_id': package
                      }
             model.Session.add(GA_Url(**values))
-        model.Session.commit()
-
-
+            model.Session.commit()
+
+
+
+
+
+def update_social(period_name, data):
+    # Clean up first.
+    model.Session.query(GA_ReferralStat).\
+        filter(GA_ReferralStat.period_name==period_name).delete()
+
+    for url,data in data.iteritems():
+        for entry in data:
+            source = entry[0]
+            count = entry[1]
+
+            item = model.Session.query(GA_ReferralStat).\
+                filter(GA_ReferralStat.period_name==period_name).\
+                filter(GA_ReferralStat.source==source).\
+                filter(GA_ReferralStat.url==url).first()
+            if item:
+                item.count = item.count + count
+                model.Session.add(item)
+            else:
+                # create the row
+                values = {'id': make_uuid(),
+                          'period_name': period_name,
+                          'source': source,
+                          'url': url,
+                          'count': count,
+                         }
+                model.Session.add(GA_ReferralStat(**values))
+            model.Session.commit()
 
 def update_publisher_stats(period_name):
     """
@@ -248,3 +331,15 @@
         for grandchild in go_down_tree(child):
             yield grandchild
 
+def delete(period_name):
+    '''
+    Deletes table data for the specified period, or specify 'all'
+    for all periods.
+    '''
+    for object_type in (GA_Url, GA_Stat, GA_Publisher, GA_ReferralStat):
+        q = model.Session.query(object_type)
+        if period_name != 'all':
+            q = q.filter_by(period_name=period_name)
+        q.delete()
+    model.Session.commit()
+

--- a/ckanext/ga_report/helpers.py
+++ b/ckanext/ga_report/helpers.py
@@ -3,15 +3,82 @@
 import ckan.lib.base as base
 import ckan.model as model
 
+from ckanext.ga_report.ga_model import GA_Url, GA_Publisher
+from ckanext.ga_report.controller import _get_publishers
 _log = logging.getLogger(__name__)
 
+def popular_datasets(count=10):
+    import random
+
+    publisher = None
+    publishers = _get_publishers(30)
+    total = len(publishers)
+    while not publisher or not datasets:
+        rand = random.randrange(0, total)
+        publisher = publishers[rand][0]
+        if not publisher.state == 'active':
+            publisher = None
+            continue
+        datasets = _datasets_for_publisher(publisher, 10)[:count]
+
+    ctx = {
+        'datasets': datasets,
+        'publisher': publisher
+    }
+    return base.render_snippet('ga_report/ga_popular_datasets.html', **ctx)
+
+def single_popular_dataset(top=20):
+    '''Returns a random dataset from the most popular ones.
+
+    :param top: the number of top datasets to select from
+    '''
+    import random
+
+    top_datasets = model.Session.query(GA_Url).\
+                   filter(GA_Url.url.like('/dataset/%')).\
+                   order_by('ga_url.pageviews::int desc')
+    num_top_datasets = top_datasets.count()
+
+    if num_top_datasets:
+        dataset = None
+        while not dataset:
+            rand = random.randrange(0, min(top, num_top_datasets))
+            ga_url = top_datasets[rand]
+            dataset = model.Package.get(ga_url.url[len('/dataset/'):])
+            if dataset and not dataset.state == 'active':
+                dataset = None
+    else:
+        dataset = model.Session.query(model.Package)\
+                  .filter_by(state='active').first()
+    publisher = dataset.get_groups('publisher')[0]
+    return {
+        'dataset': dataset,
+        'publisher': publisher
+    }
+
+def single_popular_dataset_html(top=20):
+    context = single_popular_dataset(top)
+    return base.render_snippet('ga_report/ga_popular_single.html', **context)
+
+
 def most_popular_datasets(publisher, count=20):
-    from ckanext.ga_report.ga_model import GA_Url
 
     if not publisher:
         _log.error("No valid publisher passed to 'most_popular_datasets'")
         return ""
 
+    results = _datasets_for_publisher(publisher, count)
+
+    ctx = {
+        'dataset_count': len(results),
+        'datasets': results,
+
+        'publisher': publisher
+    }
+
+    return base.render_snippet('ga_report/publisher/popular.html', **ctx)
+
+def _datasets_for_publisher(publisher, count):
     datasets = {}
     entries = model.Session.query(GA_Url).\
         filter(GA_Url.department_id==publisher.name).\
@@ -29,14 +96,5 @@
     for k, v in datasets.iteritems():
         results.append((k,v['views'],v['visits']))
 
-    results = sorted(results, key=operator.itemgetter(1), reverse=True)
+    return sorted(results, key=operator.itemgetter(1), reverse=True)
 
-    ctx = {
-        'dataset_count': len(datasets),
-        'datasets': results,
-
-        'publisher': publisher
-    }
-
-    return base.render_snippet('ga_report/publisher/popular.html', **ctx)
-

--- a/ckanext/ga_report/plugin.py
+++ b/ckanext/ga_report/plugin.py
@@ -2,6 +2,10 @@
 import ckan.lib.helpers as h
 import ckan.plugins as p
 from ckan.plugins import implements, toolkit
+
+from ckanext.ga_report.helpers import (most_popular_datasets,
+                                       popular_datasets,
+                                       single_popular_dataset)
 
 log = logging.getLogger('ckanext.ga-report')
 
@@ -19,33 +23,15 @@
         A dictionary of extra helpers that will be available to provide
         ga report info to templates.
         """
-        from ckanext.ga_report.helpers import most_popular_datasets
         return {
             'ga_report_installed': lambda: True,
+            'popular_datasets': popular_datasets,
             'most_popular_datasets': most_popular_datasets,
+            'single_popular_dataset': single_popular_dataset
         }
 
     def after_map(self, map):
-        map.connect(
-            '/data/site-usage/publisher',
-            controller='ckanext.ga_report.controller:GaPublisherReport',
-            action='index'
-        )
-        map.connect(
-            '/data/site-usage/publisher_{month}.csv',
-            controller='ckanext.ga_report.controller:GaPublisherReport',
-            action='csv'
-        )
-        map.connect(
-            '/data/site-usage/publisher/{id}_{month}.csv',
-            controller='ckanext.ga_report.controller:GaPublisherReport',
-            action='publisher_csv'
-        )
-        map.connect(
-            '/data/site-usage/publisher/{id}',
-            controller='ckanext.ga_report.controller:GaPublisherReport',
-            action='read'
-        )
+        # GaReport
         map.connect(
             '/data/site-usage',
             controller='ckanext.ga_report.controller:GaReport',
@@ -56,6 +42,33 @@
             controller='ckanext.ga_report.controller:GaReport',
             action='csv'
         )
+
+        # GaDatasetReport
+        map.connect(
+            '/data/site-usage/publisher',
+            controller='ckanext.ga_report.controller:GaDatasetReport',
+            action='publishers'
+        )
+        map.connect(
+            '/data/site-usage/publishers_{month}.csv',
+            controller='ckanext.ga_report.controller:GaDatasetReport',
+            action='publisher_csv'
+        )
+        map.connect(
+            '/data/site-usage/dataset/datasets_{id}_{month}.csv',
+            controller='ckanext.ga_report.controller:GaDatasetReport',
+            action='dataset_csv'
+        )
+        map.connect(
+            '/data/site-usage/dataset',
+            controller='ckanext.ga_report.controller:GaDatasetReport',
+            action='read'
+        )
+        map.connect(
+            '/data/site-usage/dataset/{id}',
+            controller='ckanext.ga_report.controller:GaDatasetReport',
+            action='read_publisher'
+        )
         return map
 
 

--- a/ckanext/ga_report/report_model.py
+++ /dev/null

--- /dev/null
+++ b/ckanext/ga_report/templates/ga_report/ga_popular_datasets.html
@@ -1,1 +1,27 @@
+<html xmlns:py="http://genshi.edgewall.org/"
+  xmlns:i18n="http://genshi.edgewall.org/i18n"
+  xmlns:xi="http://www.w3.org/2001/XInclude"
+  py:strip="">
 
+<div class="popular_datasets">
+    <div class="pull-right">
+        <a href="${h.url_for(controller='ckanext.ga_report.controller:GaDatasetReport',action='read')}" class="btn btn-primary">More popular datasets »</a>
+    </div>
+    <h2>Popular datasets</h2>
+    <h4>${publisher.title}</h4>
+    <ul>
+        <py:for each="dataset, _, _ in datasets">
+            <li>
+                <span>${h.link_to(dataset.title, h.url_for(controller='package', action='read', id=dataset.name))}</span>
+        <div>${h.truncate(dataset.notes, length=80, whole_word=True)}</div>
+            </li>
+        </py:for>
+    </ul>
+
+ </div>
+
+</html>
+
+
+
+

--- /dev/null
+++ b/ckanext/ga_report/templates/ga_report/ga_popular_single.html
@@ -1,1 +1,31 @@
+<html xmlns:py="http://genshi.edgewall.org/"
+  xmlns:i18n="http://genshi.edgewall.org/i18n"
+  xmlns:xi="http://www.w3.org/2001/XInclude"
+  py:strip="">
 
+
+<div class="popular_datasets">
+    <h2>Featured dataset</h2>
+
+    <div class="dataset-summary boxed">
+          <a class="dataset-header" href="${h.url_for(controller='package', action='read', id=dataset.name)}">
+            <h3>${dataset.title}</h3>
+          </a>
+          <h4>
+            <strong>Publisher</strong> :
+            <a href="/publisher/${publisher.name}">${publisher.title}</a>
+          </h4>
+          <div>${h.truncate(dataset.notes, length=200, whole_word=True)}</div>
+    </div>
+    <div>
+      <a href="${h.url_for(controller='ckanext.ga_report.controller:GaDatasetReport',action='read')}" class="btn">Other popular datasets</a>
+      <a href="${h.url_for(controller='ckanext.ga_report.controller:GaReport',action='index')}" class="btn">All usage data</a>
+    </div>
+ </div>
+
+
+</html>
+
+
+
+

--- a/ckanext/ga_report/templates/ga_report/ga_util.html
+++ b/ckanext/ga_report/templates/ga_report/ga_util.html
@@ -6,19 +6,26 @@
   py:strip=""
   >
 
- <table py:def="publisher_list(groups)" class="groups">
-   <py:for each="group,title in groups">
-   <tr>
-     <td><a href="/publisher/${group.name}">${title}</a></td>
-   </tr>
-   </py:for>
+<table py:def="social_table(items, with_source=False)" class="table table-condensed table-bordered table-striped">
+    <tr>
+        <th>Name</th>
+        <th py:if="with_source">Source</th>
+        <th>Visits</th>
+    </tr>
+    <py:for each="name, url, source, count in items">
+    <tr>
+        <td><a href="${url}">${name}</a></td>
+        <td py:if="with_source">${source}</td>
+        <td>${count}</td>
+    </tr>
+    </py:for>
  </table>
 
 
-<table py:def="stat_table(items)" class="table table-condensed table-bordered table-striped">
+<table py:def="stat_table(items, title='Views')" class="table table-condensed table-bordered table-striped">
     <tr>
         <th>Name</th>
-        <th>% Views</th>
+        <th>% ${title}</th>
     </tr>
     <py:for each="name, value in items">
     <tr>
@@ -29,19 +36,18 @@
  </table>
 
 
-<div py:def="usage_nav(active_name,publisher)" id="minornavigation">
+<div py:def="usage_nav(active_name)" id="minornavigation">
     <div id="minornavigation-bg-left">
     <div id="minornavigation-bg-right">
-        <ul class="nav nav-pills">
-        <li py:attrs="{'class': 'active' if active_name=='Site-wide' else None}"><a py:attrs="{'class': 'active' if active_name=='Site-wide' else None}"  href="${h.url_for(controller='ckanext.ga_report.controller:GaReport',action='index')}"><img src="/images/icons/page_white_gear.png" height="16px" width="16px" alt="None" class="inline-icon "/> Site-wide</a></li>
+      <ul class="nav nav-pills">
+        <li py:attrs="{'class': 'active' if active_name=='Site-wide' else None}"><a py:attrs="{'class': 'active' if active_name=='Site-wide' else None}"  href="${h.url_for(controller='ckanext.ga_report.controller:GaReport',action='index')}"><img src="/images/icons/page_white.png" height="16px" width="16px" alt="None" class="inline-icon "/> Site-wide</a></li>
         <li py:attrs="{'class': 'active' if active_name=='Publishers' else None}">
-                <a py:attrs="{'class': 'active' if active_name=='Publishers' else None}"  href="${h.url_for(controller='ckanext.ga_report.controller:GaPublisherReport',action='index')}"><img src="/images/icons/page_white_gear.png" height="16px" width="16px" alt="None" class="inline-icon "/> Publishers</a>
+                <a py:attrs="{'class': 'active' if active_name=='Publishers' else None}"  href="${h.url_for(controller='ckanext.ga_report.controller:GaDatasetReport',action='publishers')}"><img src="/images/icons/page_white.png" height="16px" width="16px" alt="None" class="inline-icon "/> Publishers</a>
         </li>
-        <li py:if="publisher" class="active">
-                <a class="active"  href="${h.url_for(controller='ckanext.ga_report.controller:GaPublisherReport',action='read', id=publisher.name)}"><img src="/images/icons/page_white_gear.png" height="16px" width="16px" alt="None" class="inline-icon "/>${publisher.title}</a>
+        <li py:attrs="{'class': 'active' if active_name=='Datasets' else None}">
+                <a py:attrs="{'class': 'active' if active_name=='Datasets' else None}"  href="${h.url_for(controller='ckanext.ga_report.controller:GaDatasetReport',action='read')}"><img src="/images/icons/page_white.png" height="16px" width="16px" alt="None" class="inline-icon "/> Datasets</a>
         </li>
-
-        </ul>
+      </ul>
     </div>
     </div>
 </div>

--- /dev/null
+++ b/ckanext/ga_report/templates/ga_report/notes.html
@@ -1,1 +1,17 @@
+<html xmlns:py="http://genshi.edgewall.org/"
+  xmlns:i18n="http://genshi.edgewall.org/i18n"
+  xmlns:xi="http://www.w3.org/2001/XInclude"
+  py:strip="">
 
+    <li class="widget-container boxed widget_text">
+      <h4>Notes</h4>
+      <ul>
+          <li>'Views' is the number of sessions during which that page was viewed one or more times ('Unique Pageviews').</li>
+<!--          <li>'Visits' is the number of individual sessions initiated by all the visitors to your site, counted once for each visitor for each session.</li>-->
+          <li>'Visitors' is the number of unique users visiting the site (whether once or more times).</li>
+          <li>These usage statistics are confined to users with javascript enabled, which excludes web crawlers and API calls.</li>
+          <li>The results for only small numbers of views/visits are not shown. Where these relate to site pages, then they are available in full in the CSV download. Where these relate to users' web browser information, they are not disclosed, for privacy reasons.</li>
+      </ul>
+    </li>
+</html>
+

--- a/ckanext/ga_report/templates/ga_report/publisher/index.html
+++ b/ckanext/ga_report/templates/ga_report/publisher/index.html
@@ -5,58 +5,51 @@
 
   <xi:include href="../ga_util.html" />
 
-  <py:def function="page_title">Publisher Analytics for ${g.site_title}</py:def>
+  <py:def function="page_title">Usage by Publisher</py:def>
 
   <py:match path="primarysidebar">
     <li class="widget-container boxed widget_text">
-      <h4>Publishers</h4>
-      <p>
-          Dataset views records the number of times a specific dataset page has been viewed. Visits records the number of unique site visits.
-      </p>
-      <p>
-          Note: this data does not include API calls.
+      <h4>Download</h4>
+      <p><center>
+          <a class="btn button btn-primary" href="${h.url_for(controller='ckanext.ga_report.controller:GaDatasetReport',action='publisher_csv',month=c.month or 'all')}">Download as CSV</a></center>
       </p>
     </li>
-    <li class="widget-container boxed widget_text">
-      <h4>Download</h4>
-      <p><center>
-          <a class="btn button" href="${h.url_for(controller='ckanext.ga_report.controller:GaPublisherReport',action='csv',month=c.month or 'all')}">Download as CSV</a></center>
-      </p>
-    </li>
+    <xi:include href="../notes.html" />
   </py:match>
 
 
   <div py:match="content">
+
       <h1>Site Usage</h1>
 
-      ${usage_nav('Publishers', None)}
+      ${usage_nav('Publishers')}
 
 
-      <form class="form-inline" action="${h.url_for(controller='ckanext.ga_report.controller:GaPublisherReport',action='index')}" method="get">
+      <form class="form-inline" action="${h.url_for(controller='ckanext.ga_report.controller:GaDatasetReport',action='publishers')}" method="get">
           <div class="controls">
           <select name="month">
-                <option value='' py:attrs="{'selected': 'selected' if not c.month else None}">All time</option>
+                <option value='' py:attrs="{'selected': 'selected' if not c.month else None}">All months</option>
 
               <py:for each="val,desc in c.months">
                 <option value='${val}' py:attrs="{'selected': 'selected' if c.month == val else None}">${desc}</option>
               </py:for>
           </select>
-           <input class="btn button" type='submit' value="Update"/>
+           <input class="btn button btn-primary" type='submit' value="Update"/>
           </div>
        </form>
 
        <table class="table table-condensed table-bordered table-striped">
 	 <tr>
 	   <th>Publisher</th>
+	   <th>Dataset Visits</th>
 	   <th>Dataset Views</th>
-	   <th>Visits</th>
 	 </tr>
         <py:for each="publisher, views, visits in c.top_publishers">
 	  <tr>
-	    <td>${h.link_to(publisher.title, h.url_for(controller='ckanext.ga_report.controller:GaPublisherReport', action='read', id=publisher.name))}
+	    <td>${h.link_to(publisher.title, h.url_for(controller='ckanext.ga_report.controller:GaDatasetReport', action='read_publisher', id=publisher.name))}
 	    </td>
+	    <td>${visits}</td>
 	    <td>${views}</td>
-	    <td>${visits}</td>
 	  </tr>
         </py:for>
        </table>

--- a/ckanext/ga_report/templates/ga_report/publisher/popular.html
+++ b/ckanext/ga_report/templates/ga_report/publisher/popular.html
@@ -3,7 +3,7 @@
   xmlns:xi="http://www.w3.org/2001/XInclude"
   py:strip="">
   <py:if test="dataset_count == 0">
-    <p>We do not currently have analytics data for ${publisher.title}</p>
+    <p>We do not currently have usage data for ${publisher.title}</p>
   </py:if>
 
   <py:if test="dataset_count > 0">
@@ -15,7 +15,7 @@
                 </li>
             </py:for>
         </ul>
-      <p class="">${h.link_to("More analytics for " + publisher.title, h.url_for(controller='ckanext.ga_report.controller:GaPublisherReport',action='read',id=publisher.name))}</p>
+      <p class="">${h.link_to("More usage data for " + publisher.title, h.url_for(controller='ckanext.ga_report.controller:GaDatasetReport',action='read_publisher',id=publisher.name))}</p>
      </div>
   </py:if>
 </html>

--- a/ckanext/ga_report/templates/ga_report/publisher/read.html
+++ b/ckanext/ga_report/templates/ga_report/publisher/read.html
@@ -5,60 +5,60 @@
 
   <xi:include href="../ga_util.html" />
 
-  <py:def function="page_title">Analytics for ${g.site_title}</py:def>
+  <py:def function="page_title">Usage by Dataset</py:def>
 
   <py:match path="primarysidebar">
     <li class="widget-container boxed widget_text">
-      <h4>Publishers</h4>
-      <p>
-          Dataset views records the number of times a specific dataset page has been viewed. Visits records the number of unique site visits.
-      </p>
-      <p>
-          Note: this data does not include API calls.
+      <h4>Download</h4>
+      <p><center>
+          <a class="btn button btn-primary" href="${h.url_for(controller='ckanext.ga_report.controller:GaDatasetReport',action='dataset_csv',id=c.publisher_name or 'all',month=c.month or 'all')}">Download as CSV</a></center>
       </p>
     </li>
-
-    <li class="widget-container boxed widget_text">
-      <h4>Download</h4>
-      <p><center>
-          <a class="btn button" href="${h.url_for(controller='ckanext.ga_report.controller:GaPublisherReport',action='publisher_csv',id=c.publisher.name,month=c.month or 'all')}">Download as CSV</a></center>
-      </p>
-    </li>
+    <xi:include href="../notes.html" />
   </py:match>
 
 
   <div py:match="content">
-      <h1>Site Usage</h1>
+     <h1>Site Usage</h1>
 
-      ${usage_nav(c.publisher.title, c.publisher)}
+     ${usage_nav('Datasets')}
 
-      <form class="form-inline" action="${h.url_for(controller='ckanext.ga_report.controller:GaPublisherReport',action='read',id=c.publisher.name)}" method="get">
-          <div class="controls">
+     <form class="form-inline" action="${h.url_for(controller='ckanext.ga_report.controller:GaDatasetReport',action='read')}" method="get">
+        <div class="controls">
           <select name="month">
-                <option value='' py:attrs="{'selected': 'selected' if not c.month else None}">All time</option>
+                <option value='' py:attrs="{'selected': 'selected' if not c.month else None}">All months</option>
               <py:for each="val,desc in c.months">
                 <option value='${val}' py:attrs="{'selected': 'selected' if c.month == val else None}">${desc}</option>
               </py:for>
           </select>
-           <input class="btn button" type='submit' value="Update"/>
-          </div>
-       </form>
+          <select name="publisher">
+                <option value='' py:attrs="{'selected': 'selected' if not c.publisher else None}">All publishers</option>
+              <py:for each="val,desc in c.publishers">
+                <option value='${val}' py:attrs="{'selected': 'selected' if c.publisher_name == val else None}">${desc}</option>
+              </py:for>
+          </select>
+          <input class="btn button btn-primary" type='submit' value="Update"/>
+        </div>
+     </form>
 
-       <table class="table table-condensed table-bordered table-striped">
+     <h3 py:if="c.publisher"><a href="${h.url_for(controller='ckanext.dgu.controllers.publisher:PublisherController',action='read',id=c.publisher.name)}">${c.publisher.title}</a></h3>
+
+     <p py:if="not c.top_packages">No page views in this period</p>
+     <table py:if="c.top_packages" class="table table-condensed table-bordered table-striped">
 	 <tr>
 	   <th>Dataset</th>
+	   <th>Visits</th>
 	   <th>Views</th>
-	   <th>Visits</th>
 	 </tr>
         <py:for each="package, views, visits in c.top_packages">
 	  <tr>
 	    <td>${h.link_to(package.title or package.name, h.url_for(controller='package', action='read', id=package.name))}
 	    </td>
+	    <td>${visits}</td>
 	    <td>${views}</td>
-	    <td>${visits}</td>
 	  </tr>
         </py:for>
-       </table>
+     </table>
 
 
   </div>

--- a/ckanext/ga_report/templates/ga_report/site/index.html
+++ b/ckanext/ga_report/templates/ga_report/site/index.html
@@ -9,35 +9,29 @@
 
   <py:match path="primarysidebar">
     <li class="widget-container boxed widget_text">
-      <h4>Site-wide</h4>
-      <p>
-          Note: this data does not include API calls and some values have been rounded up to 2 decimal places.  Where there are a large number of browser versions they have been grouped together.
+      <h4>Download</h4>
+      <p><center>
+          <a class="btn button btn-primary" href="${h.url_for(controller='ckanext.ga_report.controller:GaReport',action='csv',month=c.month or 'all')}">Download as CSV</a></center>
       </p>
     </li>
-    <li class="widget-container boxed widget_text">
-      <h4>Download</h4>
-      <p><center>
-          <a class="btn button" href="${h.url_for(controller='ckanext.ga_report.controller:GaReport',action='csv',month=c.month or 'all')}">Download as CSV</a></center>
-      </p>
-    </li>
+    <xi:include href="../notes.html" />
 
   </py:match>
 
   <div py:match="content">
       <h1>Site Usage</h1>
-
-      ${usage_nav('Site-wide', None)}
+      ${usage_nav('Site-wide')}
 
       <form class="form-inline" action="${h.url_for(controller='ckanext.ga_report.controller:GaReport',action='index')}" method="get">
           <div class="controls">
           <select name="month">
-                <option value='' py:attrs="{'selected': 'selected' if not c.month else None}">All time</option>
+                <option value='' py:attrs="{'selected': 'selected' if not c.month else None}">All months</option>
 
               <py:for each="val,desc in c.months">
                 <option value='${val}' py:attrs="{'selected': 'selected' if c.month == val else None}">${desc}</option>
               </py:for>
           </select>
-           <input class="btn button" type='submit' value="Update"/>
+           <input class="btn button btn-primary" type='submit' value="Update"/>
           </div>
        </form>
 
@@ -60,7 +54,16 @@
                 <li><a href="#os_versions" data-toggle="tab">Versions</a></li>
             </ul>
         </li>
-        <li><a href="#social_networks" data-toggle="tab">Social Networks</a></li>
+        <li class="dropdown">
+            <a href="#browsers" class="dropdown-toggle" data-toggle="dropdown">Social Networks
+                <b class="caret"></b></a>
+            <ul class="dropdown-menu">
+                <li><a href="#social_networks" data-toggle="tab">All networks</a></li>
+                <li><a href="#social_referrals_totals" data-toggle="tab">Referral links</a></li>
+            </ul>
+        </li>
+
+        <li><a href="#social_networks" data-toggle="tab"></a></li>
         <li><a href="#languages" data-toggle="tab">Languages</a></li>
         <li><a href="#country" data-toggle="tab">Country</a></li>
       </ul>
@@ -80,6 +83,7 @@
                </table>
         </div>
          <div class="tab-pane" id="browsers_versions">
+             <p>Note: Where a browser has a large number of versions, these have been grouped together.</p>
              ${stat_table(c.browser_versions)}
          </div>
          <div class="tab-pane" id="browsers_names">
@@ -91,8 +95,14 @@
          <div class="tab-pane" id="os_versions">
              ${stat_table(c.os_versions)}
          </div>
+        <div class="tab-pane" id="social_referrals_totals">
+            <p>Number of visits that were referred from social networks</p>
+            ${social_table(c.social_referrer_totals)}
+        </div>
         <div class="tab-pane" id="social_networks">
-             ${stat_table(c.social_networks)}
+            <p>Percentage of visits that were referred from these social networks</p>
+
+             ${stat_table(c.social_networks, 'Visits')}
         </div>
         <div class="tab-pane" id="languages">
              ${stat_table(c.languages)}
@@ -118,6 +128,7 @@
           e.preventDefault();
           $(this).tab('show');
         })
+        alert(window.location.hash);
     </script>
   </py:def>
 </html>

--- /dev/null
+++ b/ckanext/ga_report/tests/test_download.py
@@ -1,1 +1,30 @@
+from nose.tools import assert_equal
 
+from ckanext.ga_report.download_analytics import DownloadAnalytics
+
+_filter_browser_version = DownloadAnalytics._filter_browser_version
+
+class TestBrowserVersionFilter:
+    def test_chrome(self):
+        assert_equal(_filter_browser_version('Chrome', u'6.0.472.0'), '6')
+    def test_firefox(self):
+        assert_equal(_filter_browser_version('Firefox', u'16.1'), '16')
+    def test_safari(self):
+        assert_equal(_filter_browser_version('Safari', u'534.55.3'), '53X')
+        assert_equal(_filter_browser_version('Safari', u'1534.55.3'), '15XX')
+    def test_ie(self):
+        assert_equal(_filter_browser_version('Internet Explorer', u'8.0'), '8')
+    def test_opera_mini(self):
+        assert_equal(_filter_browser_version('Opera Mini', u'6.5.27431'), '6')
+    def test_opera(self):
+        assert_equal(_filter_browser_version('Opera', u'11.60'), '11')
+        
+class TestDownloadAnalytics:
+    def test_filter_out_long_tail(self):
+        data = {'Firefox': 100,
+                'Obscure Browser': 5,
+                'Chrome': 150}
+        DownloadAnalytics._filter_out_long_tail(data, 10)
+        assert_equal(data, {'Firefox': 100,
+                            'Chrome': 150})
+

file:a/setup.py -> file:b/setup.py
--- a/setup.py
+++ b/setup.py
@@ -26,7 +26,7 @@
 	entry_points=\
 	"""
         [ckan.plugins]
-	# Add plugins here, eg
+	# Add plugins here
 	ga-report=ckanext.ga_report.plugin:GAReportPlugin
 
         [paste.paster_command]