def add(self, url):
feed_guesser = self.get_feed(url)
if feed_guesser['success']:
feed, url = feed_guesser['output']
else:
return feed_guesser
# Bad feed
if feed.version == '' or not feed.feed.get('title'):
return {'success': False, 'output': 'Bad feed'}
title = feed.feed['title']
link = feed.feed['link']
feed_id = storage.get_feed_by_title(title)
if not feed_id:
if feed.feed.get('updated_parsed'):
feed_update = get_datetime(feed.feed.updated_parsed)
elif feed.get('updated_parsed'):
feed_update = get_datetime(feed.updated_parsed)
elif feed.feed.get('published_parsed'):
feed_update = get_datetime(feed.feed.published_parsed)
elif feed.get('published_parsed'):
feed_update = get_datetime(feed.published_parsed)
else:
feed_update = datetime.datetime.now()
feed_id = storage.add_feed({'url': url,
'title': title,
'link': link,
'last_update': feed_update})
else:
return {'success': False, 'output': 'Feed already exists'}
retriever = Retriever(feed, do_retention=False)
retriever.start()
return {
'success': True,
'title': title,
'url': url,
'link': link,
'feed_id': feed_id,
'output': 'Feed added',
'counter': len(feed['entries'])}
def run(self):
# This feed comes from database
feed = storage.get_feed_by_title(self.title)
feed_id = feed.get('_id')
for entry in self.data:
title = entry.get('title')
link = entry.get('link')
guid = entry.get('guid') or entry.get('id') or title
if storage.get_story_by_guid(feed_id, guid):
storage.remove_story(storage.get_story_by_guid(feed_id, guid).get('_id'))
try:
description = entry['content'][0]['value']
except KeyError:
description = entry['summary']
if entry.get('updated_parsed'):
last_update = get_datetime(entry.updated_parsed)
else:
last_update = datetime.datetime.now()
if entry.get('published_parsed', False):
published = get_datetime(entry.published_parsed)
else:
published = datetime.datetime.now()
if self.do_retention:
delta = datetime.datetime.now() - published
if delta.days > int(config.get('worker', 'retention')):
continue
storage.add_story({
'title': title,
'guid': guid,
'link': link,
'description': description,
'published': published,
'last_update': last_update,
'feed_id': feed_id,
'read': False})
def run(self):
self.data = feedparser.parse(self.feed.get('url'))
if self.data.get('bozo_exception', False):
print("!! Can't retrieve %s feed (%s)" % (self.feed_title.encode('utf-8'), self.data['bozo_exception']))
return
need_update = False
# Update title if it change
if self.data.feed.get('title') != self.feed_title:
self.feed['title'] = self.data.feed.get('title')
self.feed_title = self.feed['title']
need_update = True
# Add website url if not setted
if self.data.feed.get('link') != self.feed.get('link'):
self.feed['link'] = self.data.feed.get('link')
self.feed_link = self.feed['link']
need_update = True
if need_update:
storage.update_feed(self.feed_id, copy.copy(self.feed))
local_update = self.feed.get('last_update')
remote_update = False
if self.data.feed.get('updated_parsed'):
remote_update = get_datetime(self.data.feed.updated_parsed)
if self.data.get('updated_parsed'):
if remote_update:
if get_datetime(self.data.updated_parsed) > remote_update:
remote_update = get_datetime(self.data.updated_parsed)
else:
remote_update = get_datetime(self.data.updated_parsed)
if self.data.feed.get('published_parsed'):
if remote_update:
if get_datetime(self.data.feed.published_parsed) > remote_update:
remote_update = get_datetime(self.data.feed.published_parsed)
else:
remote_update = get_datetime(self.data.feed.published_parsed)
if self.data.get('published_parsed'):
if remote_update:
if get_datetime(self.data.published_parsed) > remote_update:
remote_update = get_datetime(self.data.published_parsed)
else:
remote_update = get_datetime(self.data.published_parsed)
if not remote_update:
remote_update = datetime.datetime.now()
if remote_update > local_update:
print('!! %s is outdated.' % self.feed_title.encode('utf-8'))
readed = []
for entry in storage.get_stories(self.feed_id, "published", 0, 0):
if entry.get('read'):
readed.append(entry.get('guid'))
if len(self.data.entries) <= int(config.get('worker', 'story_before_retention')):
do_retention = False
else:
do_retention = True
retriever = Retriever(self.data, self.feed, do_retention=do_retention)
retriever.start()
retriever.join()
for entry_guid in readed:
entry = storage.get_story_by_guid(self.feed_id, entry_guid)
if entry:
# print(' _ update: %s' % entry['title'].encode('utf-8'))
entry['read'] = True
storage.update_story(entry['_id'], copy.copy(entry))
self.feed['last_update'] = remote_update
storage.update_feed(self.feed_id, self.feed)
else:
print('=> %s is up-to-date.' % self.feed_title.encode('utf-8'))
