mirror of
https://github.com/encounter/decomp.me.git
synced 2026-03-30 11:06:27 -07:00
Mark Street
48 lines
1.6 KiB
Python
48 lines
1.6 KiB
Python
from django.utils.decorators import method_decorator
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from django.utils.http import http_date, parse_http_date_safe
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from django.utils.timezone import now
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from rest_framework.request import Request
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from rest_framework.response import Response
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from rest_framework.views import APIView
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from ..decorators.cache import globally_cacheable
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from ..models.scratch import Scratch
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@method_decorator(
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globally_cacheable(max_age=60, stale_while_revalidate=30), name="dispatch"
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)
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class ScratchCountView(APIView):
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def get(self, request: Request) -> Response:
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qs = Scratch.objects.all()
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platform = request.query_params.get("platform")
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compiler = request.query_params.get("compiler")
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preset = request.query_params.get("preset")
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if platform:
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qs = qs.filter(platform=platform)
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if compiler:
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qs = qs.filter(compiler=compiler)
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if preset:
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qs = qs.filter(preset_id=preset)
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latest_created = (
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qs.order_by("-creation_time")
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.values_list("creation_time", flat=True)
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.first()
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)
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if latest_created is None:
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latest_created = now()
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if_modified_since = request.headers.get("If-Modified-Since")
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if if_modified_since:
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since_ts = parse_http_date_safe(if_modified_since)
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if since_ts and latest_created.timestamp() <= since_ts:
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return Response(status=304)
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resp = Response({"num_scratches": qs.count()})
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resp["Last-Modified"] = http_date(latest_created.timestamp())
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return resp
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