ttvdrops/twitch/management/commands/backfill_image_dimensions.py
2026-03-09 19:57:13 +01:00

98 lines
4.1 KiB
Python

import contextlib
import mimetypes
from django.core.management.base import BaseCommand
from twitch.models import DropBenefit
from twitch.models import DropCampaign
from twitch.models import Game
from twitch.models import RewardCampaign
class Command(BaseCommand):
"""Backfill image width and height fields for existing cached images."""
help = "Backfill image dimensions for existing cached images"
def handle(self, *args, **options) -> None: # noqa: ARG002, PLR0915
"""Execute the command."""
total_updated = 0
# Update Game box art
self.stdout.write("Processing Game box_art_file...")
for game in Game.objects.exclude(box_art_file=""):
needs_update = (
not game.box_art_size_bytes
or not game.box_art_mime_type
or not game.box_art_width
)
if game.box_art_file and needs_update:
try:
if not game.box_art_width:
game.box_art_file.open()
# populate size and mime if available
with contextlib.suppress(Exception):
game.box_art_size_bytes = game.box_art_file.size
mime, _ = mimetypes.guess_type(game.box_art_file.name or "")
if mime:
game.box_art_mime_type = mime
game.save()
total_updated += 1
self.stdout.write(self.style.SUCCESS(f" Updated {game}"))
except (OSError, ValueError, AttributeError) as exc:
self.stdout.write(self.style.ERROR(f" Failed {game}: {exc}"))
# Update DropCampaign images
self.stdout.write("Processing DropCampaign image_file...")
for campaign in DropCampaign.objects.exclude(image_file=""):
needs_update: bool = (
not campaign.image_size_bytes
or not campaign.image_mime_type
or not campaign.image_width
)
if campaign.image_file and needs_update:
try:
if not campaign.image_width:
campaign.image_file.open()
with contextlib.suppress(Exception):
campaign.image_size_bytes = campaign.image_file.size
mime, _ = mimetypes.guess_type(campaign.image_file.name or "")
if mime:
campaign.image_mime_type = mime
campaign.save()
total_updated += 1
self.stdout.write(self.style.SUCCESS(f" Updated {campaign}"))
except (OSError, ValueError, AttributeError) as exc:
self.stdout.write(self.style.ERROR(f" Failed {campaign}: {exc}"))
# Update DropBenefit images
self.stdout.write("Processing DropBenefit image_file...")
for benefit in DropBenefit.objects.exclude(image_file=""):
if benefit.image_file and not benefit.image_width:
try:
benefit.image_file.open()
benefit.save()
total_updated += 1
self.stdout.write(self.style.SUCCESS(f" Updated {benefit}"))
except (OSError, ValueError, AttributeError) as exc:
self.stdout.write(self.style.ERROR(f" Failed {benefit}: {exc}"))
# Update RewardCampaign images
self.stdout.write("Processing RewardCampaign image_file...")
for reward in RewardCampaign.objects.exclude(image_file=""):
if reward.image_file and not reward.image_width:
try:
reward.image_file.open()
reward.save()
total_updated += 1
self.stdout.write(self.style.SUCCESS(f" Updated {reward}"))
except (OSError, ValueError, AttributeError) as exc:
self.stdout.write(self.style.ERROR(f" Failed {reward}: {exc}"))
self.stdout.write(
self.style.SUCCESS(f"\nBackfill complete! Updated {total_updated} images."),
)