def _get_chart():
def _serialize(item):
work = item['object']
item['object'] = serializers.serialize_work(work)
return item
w = weekly()
chart = compare_charts(
PopularWorksChart(w, 5),
PopularWorksChart(w.prev())
)
return map(_serialize, chart)
def main(request):
w = weekly()
chart = compare_charts(
PopularWorksChart(w, 5),
PopularWorksChart(w.prev())
)
return render(request, 'chart/index.html', {
'weekly_works': load_comments(chart),
'timeline': (History.objects.select_related('user', 'work')
.filter(work__index__record_count__gt=1)
.exclude(comment='')[:6].transform(include_records))
})
def detail(request, chart_class, range_class=None, title=''):
if range_class:
range = range_class.last()
chart = compare_charts(chart_class(range), chart_class(range.prev()))
else:
range = None
chart = chart_class()
return render(request, 'chart/detail.html', {
'title': title,
'chart': chart,
'cache_key': str(chart_class) + '_' + repr(range),
'has_diff': range != None,
})
def get_chart(request, type):
if type == 'work':
chart_class = PopularWorksChart
elif type == 'user':
chart_class = ActiveUsersChart
else:
raise Http404
period = request.GET.get('period')
if period == 'week':
period_class = Week
elif period == 'month':
period_class = Month
else:
period_class = None
count = min(int(request.GET.get('count', 100)), 1000)
if period_class:
period = period_class.last()
chart = compare_charts(
chart_class(period, count),
chart_class(period.prev())
)
else:
period = None
chart = chart_class(None, count)
result = {}
if period:
result['start_date'] = chart.start
result['end_date'] = chart.end
result['items'] = items = []
for item in chart:
if period:
if item['diff'] is None:
del item['diff']
else:
item['diff'] *= item['sign']
del item['sign']
if type == 'work':
work = item['object']
item['work'] = work.title
elif type == 'user':
item['user'] = item['object'].username
del item['object']
items.append(item)
return result
def get(self, request):
def _serialize(item):
work = item['object']
item['object'] = serialize_work(work)
return item
w = PopularWorksChartView.range_func()
limit = int(request.GET['limit'])
cache_key = '/charts/works/weekly/%s?limit=%d' % (str(w.sunday), limit)
result = cache.get(cache_key)
if result is None:
chart = compare_charts(
PopularWorksChart(w, limit),
PopularWorksChart(w.prev())
)
result = map(_serialize, chart)
cache.set(cache_key, result, 60 * 60)
return result
def get(self, request, range):
if range == 'weekly':
range_obj = weekly()
elif range == 'monthly':
range_obj = monthly()
else:
range_obj = None
limit = int(request.GET['limit'])
def serialize_chart(chart, limit):
data = {}
if chart.range:
data['start'] = chart.start.strftime('%Y-%m-%d')
data['end'] = chart.end.strftime('%Y-%m-%d')
data['has_diff'] = True
else:
data['has_diff'] = False
items = []
for item in chart:
if item['rank'] > limit:
break
item['object'] = {
'link': item['object'].get_absolute_url(),
'text': unicode(item['object'])
}
items.append(item)
data['items'] = items
return data
cache_key = '/charts/{}/{}/{}?limit=%d'.format(
self.chart_class.__name__, range, limit)
result = cache.get(cache_key)
if result is None:
if range_obj:
chart = compare_charts(self.chart_class(range_obj, limit),
self.chart_class(range_obj.prev()))
else:
chart = self.chart_class(limit=limit)
result = serialize_chart(chart, limit)
result['title'] = self.chart_class.title
cache.set(cache_key, result, 60 * 60 * 2)
return result
def detail(request, chart_class, range_class=None, title=''):
if range_class:
range = range_class.last()
chart = compare_charts(chart_class(range), chart_class(range.prev()))
else:
range = None
chart = chart_class()
cache_key = 'chart/' + str(chart_class) + '_' + repr(range)
chart_json = cache.get(cache_key)
if not chart_json:
chart_json = serialize_chart(chart, 100)
cache.set(cache_key, chart_json, 7200)
return render(request, 'chart.html', {
'title': title,
'preload_data': {
'current_user': serializers.serialize_user(request.user, request.user) if request.user.is_authenticated() else None,
'title': title,
'chart': chart_json,
'has_diff': range != None,
}
})
