def do_save_feed_creation_result(
ctx: ActorContext,
feed_creation_id: T.int,
messages: T.list(T.str),
feed: FeedSchema.optional,
):
with transaction.atomic():
feed_dict = feed
try:
feed_creation = FeedCreation.get_by_pk(feed_creation_id)
except FeedCreation.DoesNotExist:
LOG.warning(f'feed creation {feed_creation_id} not exists')
return
if feed_creation.status == FeedStatus.READY:
LOG.info(f'feed creation {feed_creation_id} is ready')
return
feed_creation.message = '\n\n'.join(messages)
feed_creation.dt_updated = timezone.now()
if not feed_dict:
feed_creation.status = FeedStatus.ERROR
feed_creation.save()
FeedUrlMap(source=feed_creation.url,
target=FeedUrlMap.NOT_FOUND).save()
return
url = feed_dict['url']
feed = Feed.get_first_by_url(url)
if not feed:
now = timezone.now()
feed = Feed(url=url,
status=FeedStatus.READY,
reverse_url=reverse_url(url),
dt_updated=now,
dt_checked=now,
dt_synced=now)
feed.save()
feed_creation.status = FeedStatus.READY
feed_creation.feed_id = feed.id
feed_creation.save()
user_feed = UserFeed.objects.filter(user_id=feed_creation.user_id,
feed_id=feed.id).first()
if user_feed:
LOG.info('UserFeed#{} user_id={} feed_id={} already exists'.format(
user_feed.id, feed_creation.user_id, feed.id))
else:
user_feed = UserFeed(
user_id=feed_creation.user_id,
feed_id=feed.id,
is_from_bookmark=feed_creation.is_from_bookmark,
)
user_feed.save()
FeedUrlMap(source=feed_creation.url, target=feed.url).save()
if feed.url != feed_creation.url:
FeedUrlMap(source=feed.url, target=feed.url).save()
ctx.hope('harbor_rss.update_feed',
dict(
feed_id=feed.id,
feed=validate_feed_output(feed_dict),
))
def _create_test_feed(url):
feed = Feed.get_first_by_url(url)
if not feed:
now = timezone.now()
feed = Feed(url=url,
status=FeedStatus.DISCARD,
reverse_url=reverse_url(url),
title='蚁阅测试订阅',
dt_updated=now,
dt_checked=now,
dt_synced=now)
feed.save()
return feed
def test_detect_duplicate_feed():
detector = DuplicateFeedDetector()
for index, url in enumerate(URL_LIST):
detector.push(index, reverse_url(url))
result_url_s = []
for id_s in detector.poll():
result_url_s.append(tuple(URL_LIST[x] for x in id_s))
assert len(result_url_s) == 2
assert result_url_s[0] == (
'https://rsshub.app/v2ex/topics/hot',
'http://rsshub.app/v2ex/topics/hot',
)
assert result_url_s[1] == (
'https://rsshub.app/v2ex/topics/hot?mode=fulltext',
'http://rsshub.app/v2ex/topics/hot?mode=fulltext',
)
def test_reverse_and_forward_url(n):
url, rev_url = reverse_and_forward_url_cases[n]
assert reverse_url(url) == rev_url
assert yarl.URL(forward_url(rev_url)) == yarl.URL(url)
def do_update_feed(
ctx: ActorContext,
feed_id: T.int,
feed: FeedSchema,
is_refresh: T.bool.default(False),
):
with transaction.atomic():
feed_dict = feed
storys = feed_dict.pop('storys')
feed = Feed.get_by_pk(feed_id)
is_feed_url_changed = feed.url != feed_dict['url']
if is_feed_url_changed:
target_feed = Feed.get_first_by_url(feed_dict['url'])
# FIXME: feed merge 无法正确处理订阅重定向问题。
# 对于这种情况，暂时保留旧的订阅，以后再彻底解决。
# if target_feed:
# LOG.info(f'merge feed#{feed.id} url={feed.url} into '
# f'feed#{target_feed.id} url={target_feed.url}')
# target_feed.merge(feed)
# return
if target_feed:
LOG.warning(
f'FIXME: redirect feed#{feed.id} url={feed.url!r} into '
f'feed#{target_feed.id} url={target_feed.url!r}')
feed_dict.pop('url')
# only update dt_updated if has storys or feed fields updated
is_feed_updated = bool(storys)
for k, v in feed_dict.items():
if k == 'dt_updated':
continue
if (v != '' and v is not None) or k in {'warnings'}:
old_v = getattr(feed, k, None)
if v != old_v:
is_feed_updated = True
setattr(feed, k, v)
now = timezone.now()
now_sub_30d = now - timezone.timedelta(days=30)
if is_feed_updated:
# set dt_updated to now, not trust rss date
feed.dt_updated = now
feed.dt_checked = feed.dt_synced = now
feed.reverse_url = reverse_url(feed.url)
feed.status = FeedStatus.READY
feed.save()
# save storys, bulk_save_by_feed has standalone transaction
for s in storys:
if not s['dt_updated']:
s['dt_updated'] = now
if not s['dt_published']:
# set dt_published to now - 30d to avoid these storys
# take over mushroom page, i.e. Story.query_recent_by_user
s['dt_published'] = now_sub_30d
modified_storys = STORY_SERVICE.bulk_save_by_feed(feed.id,
storys,
is_refresh=is_refresh)
LOG.info('feed#%s save storys total=%s num_modified=%s', feed.id,
len(storys), len(modified_storys))
feed = Feed.get_by_pk(feed_id)
is_freezed = feed.freeze_level is None or feed.freeze_level > 1
if modified_storys and is_freezed:
Feed.unfreeze_by_id(feed_id)
need_fetch_story = _is_feed_need_fetch_storys(feed, modified_storys)
for story in modified_storys:
if not story.link:
continue
if need_fetch_story and (not _is_fulltext_story(story)):
text = processor.story_html_to_text(story.content)
num_sub_sentences = len(split_sentences(text))
ctx.tell(
'worker_rss.fetch_story',
dict(
url=story.link,
use_proxy=feed.use_proxy,
feed_id=story.feed_id,
offset=story.offset,
num_sub_sentences=num_sub_sentences,
))
def update_feed_reverse_url(feeds):
feed_ids = _get_feed_ids(feeds)
for feed_id in tqdm.tqdm(feed_ids, ncols=80, ascii=True):
feed = Feed.objects.get(pk=feed_id)
feed.reverse_url = reverse_url(feed.url)
feed.save()