From: Tom Rees Date: Thu, 17 Jan 2013 12:30:37 +0000 Subject: Stacked graphs with sane server-side data wrangling working. Percentage mode half-impemented. X-Git-Url: http://maxious.lambdacomplex.org/git/?p=ckanext-ga-report.git&a=commitdiff&h=1e315a4d6b9a9077dce680a0cc432dc4cb38d21e --- Stacked graphs with sane server-side data wrangling working. Percentage mode half-impemented. --- --- a/ckanext/ga_report/controller.py +++ b/ckanext/ga_report/controller.py @@ -192,24 +192,17 @@ filter(GA_Stat.stat_name==k).\ order_by(GA_Stat.period_name) # Run the query on all months to gather graph data - series = {} - x_axis = set() + graph = {} for stat in q: - x_val = _get_unix_epoch(stat.period_name) - series[ stat.key ] = series.get(stat.key,{}) - series[ stat.key ][x_val] = float(stat.value) - x_axis.add(x_val) - # Common x-axis for all series. Exclude this month (incomplete data) - x_axis = sorted(list(x_axis))[:-1] - # Buffer a rickshaw dataset from the series - def create_graph(series_name, series_data): - return { - 'name':series_name, - 'data':[ {'x':x,'y':series_data.get(x,0)} for x in x_axis ] - } - rickshaw = [ create_graph(name,data) for name, data in series.items() ] - rickshaw = sorted(rickshaw,key=lambda x:x['data'][-1]['y']) - setattr(c, v+'_graph', json.dumps(rickshaw)) + graph[ stat.key ] = graph.get(stat.key,{ + 'name':stat.key, + 'data': [] + }) + graph[ stat.key ]['data'].append({ + 'x':_get_unix_epoch(stat.period_name), + 'y':float(stat.value) + }) + setattr(c, v+'_graph', json.dumps( _to_rickshaw(graph.values(),percentageMode=True) )) # Buffer the tabular data if c.month: @@ -253,7 +246,9 @@ writer = csv.writer(response) writer.writerow(["Publisher Title", "Publisher Name", "Views", "Visits", "Period Name"]) - for publisher,view,visit in _get_top_publishers(None): + top_publishers, top_publishers_graph = _get_top_publishers(None) + + for publisher,view,visit in top_publishers: writer.writerow([publisher.title.encode('utf-8'), publisher.name.encode('utf-8'), view, @@ -302,7 +297,9 @@ if c.month: c.month_desc = ''.join([m[1] for m in c.months if m[0]==c.month]) - c.top_publishers = _get_top_publishers() + c.top_publishers, graph_data = _get_top_publishers() + c.top_publishers_graph = json.dumps( _to_rickshaw(graph_data.values()) ) + return render('ga_report/publisher/index.html') def _get_packages(self, publisher=None, count=-1): @@ -334,8 +331,9 @@ filter(GA_Stat.key==package.name) if month != 'All': # Fetch everything unless the month is specific dls = dls.filter(GA_Stat.period_name==month) - - downloads = sum(int(d.value) for d in dls.all()) + downloads = 0 + for x in dls: + downloads += int(x.value) else: downloads = 'No data' top_packages.append((package, entry.pageviews, entry.visits, downloads)) @@ -386,7 +384,72 @@ c.top_packages = self._get_packages(c.publisher, 20) + # Graph query + top_package_names = [ x[0].name for x in c.top_packages ] + graph_query = model.Session.query(GA_Url,model.Package)\ + .filter(model.Package.name==GA_Url.package_id)\ + .filter(GA_Url.url.like('/dataset/%'))\ + .filter(GA_Url.package_id.in_(top_package_names)) + graph_data = {} + for entry,package in graph_query: + if not package: continue + if entry.period_name=='All': continue + graph_data[package.id] = graph_data.get(package.id,{ + 'name':package.title, + 'data':[] + }) + graph_data[package.id]['data'].append({ + 'x':_get_unix_epoch(entry.period_name), + 'y':int(entry.pageviews), + }) + + c.graph_data = json.dumps( _to_rickshaw(graph_data.values()) ) + return render('ga_report/publisher/read.html') + +def _to_rickshaw(data, percentageMode=False): + if data==[]: + return data + # Create a consistent x-axis + num_points = [ len(package['data']) for package in data ] + ideal_index = num_points.index( max(num_points) ) + x_axis = [ point['x'] for point in data[ideal_index]['data'] ] + for package in data: + xs = [ point['x'] for point in package['data'] ] + assert set(xs).issubset( set(x_axis) ), (xs, x_axis) + # Zero pad any missing values + for x in set(x_axis).difference(set(xs)): + package['data'].append( {'x':x, 'y':0} ) + assert len(package['data'])==len(x_axis), (len(package['data']),len(x_axis),package['data'],x_axis,set(x_axis).difference(set(xs))) + if percentageMode: + # Transform data into percentage stacks + totals = {} + for x in x_axis: + for package in data: + for point in package['data']: + totals[ point['x'] ] = totals.get(point['x'],0) + point['y'] + # Roll insignificant series into a catch-all + THRESHOLD = 0.01 + significant_series = [] + for package in data: + for point in package['data']: + fraction = float(point['y']) / totals[point['x']] + if fraction>THRESHOLD and not (package in significant_series): + significant_series.append(package) + temp = {} + for package in data: + if package in significant_series: continue + for point in package['data']: + temp[point['x']] = temp.get(point['x'],0) + point['y'] + catch_all = { 'name':'Other','data': [ {'x':x,'y':y} for x,y in temp.items() ] } + # Roll insignificant series into one + data = significant_series + data.append(catch_all) + # Sort the points + for package in data: + package['data'] = sorted( package['data'], key=lambda x:x['x'] ) + return data + def _get_top_publishers(limit=20): ''' @@ -409,11 +472,35 @@ top_publishers = [] res = connection.execute(q, month) + department_ids = [] for row in res: g = model.Group.get(row[0]) if g: + department_ids.append(row[0]) top_publishers.append((g, row[1], row[2])) - return top_publishers + + graph = {} + if limit is not None: + # Query for a history graph of these publishers + q = model.Session.query( + GA_Url.department_id, + GA_Url.period_name, + func.sum(cast(GA_Url.pageviews,sqlalchemy.types.INT)))\ + .filter( GA_Url.department_id.in_(department_ids) )\ + .filter( GA_Url.period_name!='All' )\ + .filter( GA_Url.url.like('/dataset/%') )\ + .filter( GA_Url.package_id!='' )\ + .group_by( GA_Url.department_id, GA_Url.period_name ) + for dept_id,period_name,views in q: + graph[dept_id] = graph.get( dept_id, { + 'name' : model.Group.get(dept_id).title, + 'data' : [] + }) + graph[dept_id]['data'].append({ + 'x': _get_unix_epoch(period_name), + 'y': views + }) + return top_publishers, graph def _get_publishers(): --- a/ckanext/ga_report/public/css/ga_report.css +++ b/ckanext/ga_report/public/css/ga_report.css @@ -5,7 +5,7 @@ } .rickshaw_chart_container { position: relative; - height: 300px; + height: 350px; margin: 0 auto 20px auto; } .rickshaw_chart { @@ -20,9 +20,12 @@ right: 0; top: 0; margin-left: 15px; + padding: 0 5px; background: transparent; max-width: 150px; overflow: hidden; + background: rgba(0,0,0,0.05); + border-radius:5px; } .rickshaw_y_axis { position: absolute; @@ -30,4 +33,9 @@ bottom: 0; width: 40px; } +.rickshaw_legend .label { + background: transparent !important; + color: #000000 !important; + font-weight: normal !important; +} --- a/ckanext/ga_report/templates/ga_report/ga_util.html +++ b/ckanext/ga_report/templates/ga_report/ga_util.html @@ -30,23 +30,23 @@ -
+