vdirsyncer/vdirsyncer/repair.py
Markus Unterwaditzer 4e3d351917 Stylefix
2016-09-25 14:42:41 +02:00

52 lines
1.7 KiB
Python

# -*- coding: utf-8 -*-
import logging
from os.path import basename
from .utils import generate_href, href_safe
logger = logging.getLogger(__name__)
def repair_storage(storage):
seen_uids = set()
all_hrefs = list(storage.list())
for i, (href, _) in enumerate(all_hrefs):
item, etag = storage.get(href)
logger.info(u'[{}/{}] Processing {}'
.format(i, len(all_hrefs), href))
new_item = item
if item.parsed is None:
logger.warning('Item {} can\'t be parsed, skipping.'
.format(href))
continue
if not item.uid:
logger.warning('No UID, assigning random one.')
new_item = item.with_uid(generate_href())
elif item.uid in seen_uids:
logger.warning('Duplicate UID, assigning random one.')
new_item = item.with_uid(generate_href())
elif not href_safe(item.uid) or not href_safe(basename(href)):
logger.warning('UID or href is unsafe, assigning random UID.')
new_item = item.with_uid(generate_href(item.uid))
if not new_item.uid:
logger.error('Item {!r} is malformed beyond repair. '
'This is a serverside bug.'
.format(href))
logger.error('Item content: {!r}'.format(item.raw))
continue
seen_uids.add(new_item.uid)
if new_item.raw != item.raw:
try:
if new_item.uid != item.uid:
storage.upload(new_item)
storage.delete(href, etag)
else:
storage.update(href, new_item, etag)
except Exception:
logger.exception('Server rejected new item.')