mirror of
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100 lines
4.0 KiB
Python
100 lines
4.0 KiB
Python
from pathlib import Path
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from PIL import UnidentifiedImageError
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from django.conf import settings
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from django.core.management.base import BaseCommand
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from loguru import logger
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from comic.models import ComicBook, Directory
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class Command(BaseCommand):
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help = "Scan directories to Update Comic DB"
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def __init__(self):
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super().__init__()
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self.OUTPUT = False
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def add_arguments(self, parser):
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parser.add_argument(
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'--out',
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action='store_true',
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help='Output to console',
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)
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def handle(self, *args, **options):
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self.OUTPUT = True if options['out'] else False
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self.scan_directory()
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def scan_directory(self, directory=False):
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"""
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:type directory: Directory
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"""
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if not directory:
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comic_dir = settings.COMIC_BOOK_VOLUME
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else:
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comic_dir = Path(settings.COMIC_BOOK_VOLUME, directory.path)
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if directory:
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books = ComicBook.objects.filter(directory=directory)
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else:
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books = ComicBook.objects.filter(directory__isnull=True)
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for book in books:
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Path(comic_dir, book.file_name).is_file()
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if not Path(comic_dir, book.file_name).is_file():
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book.delete()
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for file in sorted(comic_dir.glob('*')):
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if file.is_dir():
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if self.OUTPUT:
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logger.info(f"Scanning Directory {file}")
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try:
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if directory:
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next_directory, created = Directory.objects.get_or_create(name=file.name, parent=directory)
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else:
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next_directory, created = Directory.objects.get_or_create(name=file.name, parent__isnull=True)
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except Directory.MultipleObjectsReturned:
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if directory:
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next_directories = Directory.objects.filter(name=file.name, parent=directory)
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else:
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next_directories = Directory.objects.filter(name=file.name, parent__isnull=True)
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next_directories = next_directories.order_by('id')
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next_directory = next_directories.first()
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next_directories.exclude(id=next_directory.id).delete()
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logger.error(f'Duplicate Directory {file}')
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created = False
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if created:
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next_directory.save()
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self.scan_directory(next_directory)
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else:
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if self.OUTPUT:
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logger.info(f"Scanning File {file}")
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try:
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if directory:
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try:
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book = ComicBook.objects.get(file_name=file.name, directory=directory)
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except ComicBook.MultipleObjectsReturned:
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logger.error(f'Duplicate Comic {file}')
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books = ComicBook.objects.filter(file_name=file.name, directory=directory).order_by('id')
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book = books.first()
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extra_books = books.exclude(id=book.id)
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extra_books.delete()
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if book.version == 0:
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book.version = 1
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book.save()
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else:
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book = ComicBook.objects.get(file_name=file.name, directory__isnull=True)
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if book.version == 0:
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if directory:
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book.directory = directory
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book.version = 1
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book.save()
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except ComicBook.DoesNotExist:
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book = ComicBook.process_comic_book(file, directory)
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try:
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book.generate_thumbnail()
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except UnidentifiedImageError:
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book.generate_thumbnail(1)
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except:
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pass
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