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86 lines
3.0 KiB
Python

from __future__ import annotations
from datetime import datetime, timedelta
import logging
from typing import Optional
from pony import orm # TODO remove
from ...models import MediaCollection
from ..all.tt_rss import HeadlineList, TtRssConnectionParameter, TtRssUri
from ..generic import ExtractedDataOnline, ExtractedDataOffline, SuitableLevel
from .base import CollectionExtractor
class TtRssCollectionExtractor(CollectionExtractor[HeadlineList]):
__params: TtRssConnectionParameter
__label_filter: Optional[int]
__mark_as_read: bool
def __init__(
self,
params: TtRssConnectionParameter,
mark_as_read: bool = False,
label_filter: Optional[int] = None,
):
super().__init__("tt-rss")
self.__params = params
self.__label_filter = label_filter
self.__mark_as_read = mark_as_read
def __decode_uri(self, uri: str) -> TtRssUri:
return TtRssUri.from_str_uri(uri)
def uri_suitable(self, uri: str) -> SuitableLevel:
return SuitableLevel.ALWAYS if TtRssUri.uri_suitable(uri) else SuitableLevel.NO
def can_extract_offline(self, uri: str) -> bool:
return True
def _cache_expired(self, object: MediaCollection) -> bool:
return (datetime.now() - object.last_updated) > timedelta(minutes=15)
def _extract_offline(self, uri: str) -> ExtractedDataOffline[HeadlineList]:
return ExtractedDataOffline[HeadlineList](
extractor_name=self.name,
object_key=uri,
object_uri=uri,
)
def _extract_online(self, uri: str) -> ExtractedDataOnline[HeadlineList]:
rss_uri = self.__decode_uri(uri)
logging.info(f"Extract collection from tt-rss: {uri!r}")
data = rss_uri.request(self.__params, order_by="feed_dates", view_mode="unread")
if self.__label_filter is not None:
data = [
headline
for headline in data
if self.__label_filter
in (label_marker[0] for label_marker in headline.labels)
]
return ExtractedDataOnline(
extractor_name=self.name,
object_key=uri,
object_uri=uri,
data=data,
)
def _update_object_raw(self, object: MediaCollection, data: HeadlineList) -> None:
if not object.title:
object.title = object.uri
object.creator = None
object.set_watch_in_order_auto(True)
logging.debug(f"Got {len(data)} headlines")
rss_uri = self.__decode_uri(object.uri)
readed_headlines = list[int]()
for headline in data:
elem = self._add_episode(collection=object, uri=headline.url)
if elem is not None:
readed_headlines.append(headline.headlineId)
orm.commit()
if self.__mark_as_read:
rss_uri.set_read(self.__params, readed_headlines)
if object.watch_in_order_auto:
object.watch_in_order = False # no order available