def get_new_uids(self, crispin_client):
try:
remote_uidnext = crispin_client.conn.folder_status(
self.folder_name, ['UIDNEXT']).get('UIDNEXT')
except ValueError:
# Work around issue where ValueError is raised on parsing STATUS
# response.
log.warning('Error getting UIDNEXT', exc_info=True)
remote_uidnext = None
except imaplib.IMAP4.error as e:
if '[NONEXISTENT]' in e.message:
raise FolderMissingError()
else:
raise e
if remote_uidnext is not None and remote_uidnext == self.uidnext:
return
log.info('UIDNEXT changed, checking for new UIDs',
remote_uidnext=remote_uidnext,
saved_uidnext=self.uidnext)
crispin_client.select_folder(self.folder_name, self.uidvalidity_cb)
with session_scope(self.namespace_id) as db_session:
lastseenuid = common.lastseenuid(self.account_id, db_session,
self.folder_id)
latest_uids = crispin_client.conn.fetch('{}:*'.format(lastseenuid + 1),
['UID']).keys()
new_uids = set(latest_uids) - {lastseenuid}
if new_uids:
for uid in sorted(new_uids):
self.download_and_commit_uids(crispin_client, [uid])
self.uidnext = remote_uidnext
def get_new_uids(self, crispin_client):
try:
remote_uidnext = crispin_client.conn.folder_status(
self.folder_name, ["UIDNEXT"]).get(b"UIDNEXT")
except ValueError:
# Work around issue where ValueError is raised on parsing STATUS
# response.
log.warning("Error getting UIDNEXT", exc_info=True)
remote_uidnext = None
except imaplib.IMAP4.error as e:
# TODO: match with CrispinClient.select_folder
message = e.args[0] if e.args else ""
if ("[NONEXISTENT]" in message or "does not exist" in message
or "doesn't exist" in message):
raise FolderMissingError()
else:
raise e
if remote_uidnext is not None and remote_uidnext == self.uidnext:
return
log.debug(
"UIDNEXT changed, checking for new UIDs",
remote_uidnext=remote_uidnext,
saved_uidnext=self.uidnext,
)
crispin_client.select_folder(self.folder_name, self.uidvalidity_cb)
with session_scope(self.namespace_id) as db_session:
lastseenuid = common.lastseenuid(self.account_id, db_session,
self.folder_id)
latest_uids = crispin_client.conn.fetch("{}:*".format(lastseenuid + 1),
["UID"]).keys()
new_uids = set(latest_uids) - {lastseenuid}
if new_uids:
for uid in sorted(new_uids):
self.download_and_commit_uids(crispin_client, [uid])
self.uidnext = remote_uidnext
def raise_folder_error(*args, **kwargs):
raise FolderMissingError()
