def update(self):
"""This method should be called to update associated Posts
It will call content-specific methods:
_get_data() to obtain list of entries
_store_post() to store obtained entry object
_get_data_source_url() to get an URL to identify Posts from this Data Source
"""
#get the raw data
# self.posts.all().delete() # TODO: handle in update_posts if source changes without deleting every time
data = self._get_data()
#iterate through them and for each item
msg = []
for entry in data:
link = self._get_entry_link(entry)
stored_entry, is_new = Post.objects.get_or_create(link=link)
self._store_post(stored_entry, entry)
if is_new is True:
#self._set_dates(stored_entry)
# self._store_post(stored_entry, entry)
msg.append('Post "%s" added.' % stored_entry.link)
else:
msg.append('Post "%s" already saved.' % stored_entry.link)
self.updated = utils.get_datetime_now()
self.save(no_signals=True)
return '<br />'.join(msg)
def up_to_date(self):
""" Returns True if plugin posts are up to date
Determined by self.updated and conf.GOSCALE_POSTS_UPDATE_FREQUENCY
"""
# return False
if not self.updated:
return False
return (utils.get_datetime_now() - self.updated).seconds < conf.GOSCALE_POSTS_UPDATE_FREQUENCY
