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Updates to use pathlib instead of os.path

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This commit is contained in:
Trenton Holmes 2022-05-31 08:42:11 -07:00
parent be304e37b4
commit af1b634d6d
1 changed files with 23 additions and 23 deletions
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46
src/documents/sanity_checker.py
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@ -1,7 +1,8 @@
import hashlib
import logging
import os
from collections import defaultdict
from pathlib import Path
from typing import Final
from django.conf import settings
from documents.models import Document
@ -59,38 +60,37 @@ class SanityCheckFailedException(Exception):
def check_sanity(progress=False) -> SanityCheckMessages:
messages = SanityCheckMessages()
present_files = []
for root, subdirs, files in os.walk(settings.MEDIA_ROOT):
for f in files:
present_files.append(os.path.normpath(os.path.join(root, f)))
present_files = {
x.resolve() for x in Path(settings.MEDIA_ROOT).glob("**/*") if not x.is_dir()
}
lockfile = os.path.normpath(settings.MEDIA_LOCK)
lockfile = Path(settings.MEDIA_LOCK).resolve()
if lockfile in present_files:
present_files.remove(lockfile)
for doc in tqdm(Document.objects.all(), disable=not progress):
# Check sanity of the thumbnail
if not os.path.isfile(doc.thumbnail_path):
thumbnail_path: Final[Path] = Path(doc.thumbnail_path).resolve()
if not thumbnail_path.exists() or not thumbnail_path.is_file():
messages.error(doc.pk, "Thumbnail of document does not exist.")
else:
if os.path.normpath(doc.thumbnail_path) in present_files:
present_files.remove(os.path.normpath(doc.thumbnail_path))
if thumbnail_path in present_files:
present_files.remove(thumbnail_path)
try:
with doc.thumbnail_file as f:
f.read()
_ = thumbnail_path.read_bytes()
except OSError as e:
messages.error(doc.pk, f"Cannot read thumbnail file of document: {e}")
# Check sanity of the original file
# TODO: extract method
if not os.path.isfile(doc.source_path):
source_path: Final[Path] = Path(doc.source_path).resolve()
if not source_path.exists() or not source_path.is_file():
messages.error(doc.pk, "Original of document does not exist.")
else:
if os.path.normpath(doc.source_path) in present_files:
present_files.remove(os.path.normpath(doc.source_path))
if source_path in present_files:
present_files.remove(source_path)
try:
with doc.source_file as f:
checksum = hashlib.md5(f.read()).hexdigest()
checksum = hashlib.md5(source_path.read_bytes()).hexdigest()
except OSError as e:
messages.error(doc.pk, f"Cannot read original file of document: {e}")
else:
@ -102,25 +102,25 @@ def check_sanity(progress=False) -> SanityCheckMessages:
)
# Check sanity of the archive file.
if doc.archive_checksum and not doc.archive_filename:
if doc.archive_checksum is not None and doc.archive_filename is None:
messages.error(
doc.pk,
"Document has an archive file checksum, but no archive filename.",
)
elif not doc.archive_checksum and doc.archive_filename:
elif doc.archive_checksum is None and doc.archive_filename is not None:
messages.error(
doc.pk,
"Document has an archive file, but its checksum is missing.",
)
elif doc.has_archive_version:
if not os.path.isfile(doc.archive_path):
archive_path: Final[Path] = Path(doc.archive_path).resolve()
if not archive_path.exists() or not archive_path.is_file():
messages.error(doc.pk, "Archived version of document does not exist.")
else:
if os.path.normpath(doc.archive_path) in present_files:
present_files.remove(os.path.normpath(doc.archive_path))
if archive_path in present_files:
present_files.remove(archive_path)
try:
with doc.archive_file as f:
checksum = hashlib.md5(f.read()).hexdigest()
checksum = hashlib.md5(archive_path.read_bytes()).hexdigest()
except OSError as e:
messages.error(
doc.pk,