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https://gitlab.science.ru.nl/technicie/MarietjeDjango.git
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100 lines
4.0 KiB
Python
100 lines
4.0 KiB
Python
from datetime import datetime, timedelta
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from django.core.cache import caches
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from django.conf import settings
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from django.db.models import Count, Q, Sum
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from django.shortcuts import render
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from django.utils import timezone
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from queues.models import PlaylistSong
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from songs.models import Song
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def recache_stats():
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new_stats = compute_stats()
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caches['default'].delete('stats')
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caches['default'].set('stats', new_stats, 7200)
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return new_stats
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def to_days(time):
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for tr in time:
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tr['duration'] = str(round(tr['total']/86400, 2)) + ' days'
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return time
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def compute_stats():
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# We want to grab the time now, because otherwise we would be reporting a minute too late
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last_updated = datetime.now()
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total_uploads = Song.objects.filter(deleted=False).exclude(
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user_id=None).count()
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upload_stats = Song.objects.filter(deleted=False).exclude(
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user_id=None).values(
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'user__id', 'user__name').annotate(total=Count('id')).order_by(
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'-total', 'user__name')[:settings.STATS_TOP_COUNT]
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total_requests = PlaylistSong.objects.filter(state=2).exclude(
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Q(user_id=None)
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| Q(user_id__in=settings.STATS_REQUEST_IGNORE_USER_IDS)).count()
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request_stats = PlaylistSong.objects.filter(state=2).exclude(
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Q(user_id=None)
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| Q(user_id__in=settings.STATS_REQUEST_IGNORE_USER_IDS)).values(
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'user__id', 'user__name').annotate(total=Count('id')).order_by(
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'-total', 'user__name')[:settings.STATS_TOP_COUNT]
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unique_request_stats = PlaylistSong.objects.filter(state=2).exclude(
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Q(user_id=None)
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| Q(user_id__in=settings.STATS_REQUEST_IGNORE_USER_IDS)).values(
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'user__id', 'user__name').annotate(
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total=Count('song_id', distinct=True),
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ratio=Count('song_id', distinct=True) / Count('id') *
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100).order_by('-total')[:settings.STATS_TOP_COUNT]
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total_unique_requests = PlaylistSong.objects.filter(state=2).exclude(
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Q(user_id=None)
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| Q(user_id__in=settings.STATS_REQUEST_IGNORE_USER_IDS)).distinct().count()
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most_played_songs = PlaylistSong.objects.filter(state=2).exclude(
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Q(user_id=None)
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| Q(user_id__in=settings.STATS_REQUEST_IGNORE_USER_IDS)).values(
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'song__artist',
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'song__title').annotate(total=Count('id')).order_by(
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'-total', 'song__artist')[:settings.STATS_TOP_COUNT]
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most_played_songs_14_days = PlaylistSong.objects.filter(
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state=2, played_at__gte=timezone.now() -
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timedelta(days=14)).exclude(user_id=None).values(
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'song__artist',
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'song__title').annotate(total=Count('id')).order_by(
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'-total', 'song__artist')[:settings.STATS_TOP_COUNT]
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time_requested = PlaylistSong.objects.filter(state=2).exclude(
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Q(user_id=None)
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| Q(user_id__in=settings.STATS_REQUEST_IGNORE_USER_IDS)).values(
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'user__id', 'user__name').annotate(total=Sum('song__duration')).order_by(
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'-total')[:settings.STATS_TOP_COUNT]
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total_time_requested = PlaylistSong.objects.all().filter(state=2).exclude(
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Q(user_id=None)
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| Q(user_id__in=settings.STATS_REQUEST_IGNORE_USER_IDS)).aggregate(
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total=Sum('song__duration'))
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return {
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'last_updated': last_updated,
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'total_uploads': total_uploads,
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'upload_stats': list(upload_stats),
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'total_requests': total_requests,
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'request_stats': list(request_stats),
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'unique_request_stats': list(unique_request_stats),
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'total_unique_requests': total_unique_requests,
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'most_played_songs': list(most_played_songs),
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'most_played_songs_14_days': list(most_played_songs_14_days),
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'time_requested': to_days(list(time_requested)),
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'total_time_requested': str(round(float(total_time_requested['total'])/86400, 2)) + ' days',
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'stats_top_count': settings.STATS_TOP_COUNT,
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}
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