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David Bruno Vontor
2026-04-20 00:04:15 +02:00
parent 5280a87e8b
commit 659999f4fd
409 changed files with 19957 additions and 5176 deletions
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70
backend/thirdparty/downloader/migrations/0002_alter_downloaderrecord_options_and_more.py vendored Normal file
View File

@@ -0,0 +1,70 @@
# Generated by Django 5.2.7 on 2026-04-19 21:51
import django.db.models.deletion
from django.conf import settings
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
('downloader', '0001_initial'),
migrations.swappable_dependency(settings.AUTH_USER_MODEL),
]
operations = [
migrations.AlterModelOptions(
name='downloaderrecord',
options={'ordering': ['-download_time']},
),
migrations.AddField(
model_name='downloaderrecord',
name='error_message',
field=models.TextField(blank=True, default=''),
),
migrations.AddField(
model_name='downloaderrecord',
name='is_audio_only',
field=models.BooleanField(default=False),
),
migrations.AddField(
model_name='downloaderrecord',
name='platform',
field=models.CharField(blank=True, default='', help_text='e.g. youtube, tiktok, vimeo', max_length=100),
),
migrations.AddField(
model_name='downloaderrecord',
name='processing_time',
field=models.FloatField(blank=True, help_text='Server-side processing time in seconds', null=True),
),
migrations.AddField(
model_name='downloaderrecord',
name='success',
field=models.BooleanField(default=True),
),
migrations.AddField(
model_name='downloaderrecord',
name='title',
field=models.CharField(blank=True, default='', max_length=500),
),
migrations.AddField(
model_name='downloaderrecord',
name='user',
field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='downloads', to=settings.AUTH_USER_MODEL),
),
migrations.AddField(
model_name='downloaderrecord',
name='video_quality',
field=models.IntegerField(blank=True, help_text='Video height in pixels (e.g. 1080). Null for audio-only.', null=True),
),
migrations.AlterField(
model_name='downloaderrecord',
name='file_size',
field=models.BigIntegerField(blank=True, help_text='File size in bytes', null=True),
),
migrations.AlterField(
model_name='downloaderrecord',
name='length_of_media',
field=models.IntegerField(blank=True, help_text='Length of media in seconds', null=True),
),
]

39
backend/thirdparty/downloader/models.py vendored
View File

@@ -2,14 +2,43 @@ from django.db import models
from django.conf import settings
from vontor_cz.models import SoftDeleteModel
# 7áznamy pro donwloader, co lidé nejvíc stahujou a v jakém formátu
class DownloaderRecord(SoftDeleteModel):
# --- Source ---
url = models.URLField()
download_time = models.DateTimeField(auto_now_add=True)
title = models.CharField(max_length=500, blank=True, default='')
platform = models.CharField(max_length=100, blank=True, default='', help_text="e.g. youtube, tiktok, vimeo")
# --- User (optional — anonymous downloads allowed) ---
user = models.ForeignKey(
settings.AUTH_USER_MODEL,
on_delete=models.SET_NULL,
null=True,
blank=True,
related_name='downloads',
)
# --- Media info ---
format = models.CharField(max_length=50)
video_quality = models.IntegerField(null=True, blank=True, help_text="Video height in pixels (e.g. 1080). Null for audio-only.")
is_audio_only = models.BooleanField(default=False)
length_of_media = models.IntegerField(null=True, blank=True, help_text="Length of media in seconds")
file_size = models.BigIntegerField(null=True, blank=True, help_text="File size in bytes")
length_of_media = models.IntegerField(help_text="Length of media in seconds")
file_size = models.BigIntegerField(help_text="File size in bytes")
# --- Performance ---
processing_time = models.FloatField(null=True, blank=True, help_text="Server-side processing time in seconds")
# --- Status ---
success = models.BooleanField(default=True)
error_message = models.TextField(blank=True, default='')
# --- Timing ---
download_time = models.DateTimeField(auto_now_add=True)
class Meta:
ordering = ['-download_time']
def __str__(self):
return f"{self.platform or 'unknown'} | {self.title or self.url} | {self.download_time:%Y-%m-%d}"

105
backend/thirdparty/downloader/serializers.py vendored
View File

@@ -1,9 +1,110 @@
from rest_framework import serializers
from django.db.models import Count, Avg, Sum, Q
from django.db.models.functions import TruncDay, TruncHour
class DownloaderRecordSerializer(serializers.Serializer):
"""Single download history entry."""
id = serializers.IntegerField()
url = serializers.URLField()
title = serializers.CharField()
platform = serializers.CharField()
format = serializers.CharField()
video_quality = serializers.IntegerField(allow_null=True)
is_audio_only = serializers.BooleanField()
length_of_media = serializers.IntegerField(allow_null=True)
file_size = serializers.IntegerField(allow_null=True)
processing_time = serializers.FloatField(allow_null=True)
success = serializers.BooleanField()
error_message = serializers.CharField()
download_time = serializers.DateTimeField()
class PlatformCountSerializer(serializers.Serializer):
platform = serializers.CharField()
count = serializers.IntegerField()
class QualityCountSerializer(serializers.Serializer):
video_quality = serializers.IntegerField(allow_null=True)
count = serializers.IntegerField()
class TimeseriesPointSerializer(serializers.Serializer):
period = serializers.DateTimeField()
count = serializers.IntegerField()
class TopUrlSerializer(serializers.Serializer):
url = serializers.URLField()
title = serializers.CharField()
count = serializers.IntegerField()
class DownloaderStatsSerializer(serializers.Serializer):
# Totals
total_downloads = serializers.IntegerField()
successful_downloads = serializers.IntegerField()
failed_downloads = serializers.IntegerField()
success_rate = serializers.FloatField(help_text="Percentage 0-100")
# Media metrics
avg_length_of_media = serializers.FloatField(allow_null=True)
avg_file_size = serializers.FloatField(allow_null=True)
total_length_of_media = serializers.IntegerField(allow_null=True)
avg_file_size = serializers.FloatField(allow_null=True)
total_file_size = serializers.IntegerField(allow_null=True)
most_common_format = serializers.CharField(allow_null=True)
avg_processing_time = serializers.FloatField(allow_null=True)
# Format / quality breakdown
most_common_format = serializers.CharField(allow_null=True)
audio_only_count = serializers.IntegerField()
video_count = serializers.IntegerField()
downloads_by_platform = PlatformCountSerializer(many=True)
downloads_by_quality = QualityCountSerializer(many=True)
# Top content
most_downloaded_urls = TopUrlSerializer(many=True)
# Timeseries
downloads_per_day = TimeseriesPointSerializer(many=True)
downloads_per_hour = TimeseriesPointSerializer(many=True)
def to_representation(self, qs):
agg = qs.aggregate(
total_downloads=Count('id'),
successful_downloads=Count('id', filter=Q(success=True)),
failed_downloads=Count('id', filter=Q(success=False)),
avg_length_of_media=Avg('length_of_media'),
total_length_of_media=Sum('length_of_media'),
avg_file_size=Avg('file_size'),
total_file_size=Sum('file_size'),
avg_processing_time=Avg('processing_time'),
audio_only_count=Count('id', filter=Q(is_audio_only=True)),
video_count=Count('id', filter=Q(is_audio_only=False)),
)
total = agg['total_downloads'] or 0
agg['success_rate'] = round(agg['successful_downloads'] / total * 100, 2) if total else 0.0
most_common = qs.values('format').annotate(count=Count('id')).order_by('-count').first()
agg['most_common_format'] = most_common['format'] if most_common else None
agg['downloads_by_platform'] = list(
qs.values('platform').annotate(count=Count('id')).order_by('-count')
)
agg['downloads_by_quality'] = list(
qs.values('video_quality').annotate(count=Count('id')).order_by('-count')
)
agg['most_downloaded_urls'] = list(
qs.values('url', 'title').annotate(count=Count('id')).order_by('-count')[:10]
)
agg['downloads_per_day'] = list(
qs.annotate(period=TruncDay('download_time'))
.values('period').annotate(count=Count('id')).order_by('period')
)
agg['downloads_per_hour'] = list(
qs.annotate(period=TruncHour('download_time'))
.values('period').annotate(count=Count('id')).order_by('period')
)
return super().to_representation(agg)

66
backend/thirdparty/downloader/views.py vendored
View File

@@ -9,6 +9,7 @@ import mimetypes
import base64
import urllib.request
import zipfile
import time
import requests
from urllib.parse import urlparse
@@ -450,6 +451,11 @@ class Downloader(APIView):
{"key": "FFmpegVideoRemuxer", "preferedformat": ext}
)
_platform = (info.get('extractor') or urlparse(url).netloc).lower().replace('www.', '').split(':')[0]
_user = request.user if request.user.is_authenticated else None
_title = info.get('title', '')
start_time = time.time()
try:
if is_playlist:
# Handle playlist - create ZIP file
@@ -490,9 +496,16 @@ class Downloader(APIView):
DownloaderRecord.objects.create(
url=url,
format="zip",
length_of_media=total_duration,
file_size=total_size,
title=_title,
platform=_platform,
user=_user,
format='zip',
is_audio_only=bool(extract_audio),
video_quality=video_quality,
length_of_media=total_duration or None,
file_size=total_size or None,
processing_time=round(time.time() - start_time, 3),
success=True,
)
# Streaming response for ZIP
@@ -535,9 +548,16 @@ class Downloader(APIView):
DownloaderRecord.objects.create(
url=url,
title=_title,
platform=_platform,
user=_user,
format=ext,
length_of_media=duration,
file_size=size,
is_audio_only=bool(extract_audio),
video_quality=video_quality,
length_of_media=duration or None,
file_size=size or None,
processing_time=round(time.time() - start_time, 3),
success=True,
)
# Streaming generator that deletes file & temp dir after send
@@ -572,6 +592,18 @@ class Downloader(APIView):
except Exception as e:
shutil.rmtree(tmpdir, ignore_errors=True)
DownloaderRecord.objects.create(
url=url,
title=_title,
platform=_platform,
user=_user,
format=ext if not is_playlist else 'zip',
is_audio_only=bool(extract_audio),
video_quality=video_quality,
processing_time=round(time.time() - start_time, 3),
success=False,
error_message=str(e),
)
return Response({"error": str(e)}, status=400)
@@ -581,7 +613,6 @@ class Downloader(APIView):
# ---------------- STATS FOR GRAPHS ----------------
from .serializers import DownloaderStatsSerializer
from django.db.models import Count, Avg, Sum
class DownloaderStats(APIView):
"""
@@ -589,30 +620,11 @@ class DownloaderStats(APIView):
"""
authentication_classes = []
permission_classes = [AllowAny]
@extend_schema(
tags=["downloader", "public"],
summary="Get aggregated downloader statistics",
responses={200: DownloaderStatsSerializer},
)
def get(self, request):
# agregace číselných polí
agg = DownloaderRecord.objects.aggregate(
total_downloads=Count("id"),
avg_length_of_media=Avg("length_of_media"),
avg_file_size=Avg("file_size"),
total_length_of_media=Sum("length_of_media"),
total_file_size=Sum("file_size"),
)
# zjištění nejčastějšího formátu
most_common = (
DownloaderRecord.objects.values("format")
.annotate(count=Count("id"))
.order_by("-count")
.first()
)
agg["most_common_format"] = most_common["format"] if most_common else None
serializer = DownloaderStatsSerializer(agg)
return Response(serializer.data)
return Response(DownloaderStatsSerializer(DownloaderRecord.objects.all()).data)

6
backend/thirdparty/zasilkovna/views.py vendored
View File

@@ -58,7 +58,7 @@ class ZasilkovnaPacketViewSet(mixins.RetrieveModelMixin, viewsets.GenericViewSet
description="Returns the public Zásilkovna tracking URL derived from the packet's barcode.",
responses=OpenApiResponse(response=TrackingURLSerializer),
parameters=[
OpenApiParameter(name="pk", location=OpenApiParameter.PATH, description="Packet ID", required=True, type=int),
OpenApiParameter(name="id", location=OpenApiParameter.PATH, description="Packet ID", required=True, type=int),
],
request=None,
)
@@ -83,7 +83,7 @@ class ZasilkovnaPacketViewSet(mixins.RetrieveModelMixin, viewsets.GenericViewSet
request=None,
responses=OpenApiResponse(response=ZasilkovnaPacketSerializer),
parameters=[
OpenApiParameter(name="pk", location=OpenApiParameter.PATH, description="Packet ID", required=True, type=int),
OpenApiParameter(name="id", location=OpenApiParameter.PATH, description="Packet ID", required=True, type=int),
],
)
@action(detail=True, methods=["patch"], url_path="order-shipping")
@@ -105,7 +105,7 @@ class ZasilkovnaPacketViewSet(mixins.RetrieveModelMixin, viewsets.GenericViewSet
request=None,
responses=OpenApiResponse(response=ZasilkovnaPacketSerializer),
parameters=[
OpenApiParameter(name="pk", location=OpenApiParameter.PATH, description="Packet ID", required=True, type=int),
OpenApiParameter(name="id", location=OpenApiParameter.PATH, description="Packet ID", required=True, type=int),
],
)
@action(detail=True, methods=["patch"], url_path="cancel")