476 lines
15 KiB
Python
476 lines
15 KiB
Python
"""
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functionality:
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- periodically refresh documents
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- index and update in es
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"""
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import os
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import shutil
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from datetime import datetime
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from time import sleep
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from home.src.download.queue import PendingList
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from home.src.download.thumbnails import ThumbManager
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from home.src.download.yt_dlp_base import CookieHandler
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from home.src.download.yt_dlp_handler import VideoDownloader
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from home.src.es.connect import ElasticWrap, IndexPaginate
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from home.src.index.channel import YoutubeChannel
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from home.src.index.comments import Comments
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from home.src.index.playlist import YoutubePlaylist
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from home.src.index.video import YoutubeVideo
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from home.src.ta.config import AppConfig
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from home.src.ta.ta_redis import RedisArchivist, RedisQueue
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class ReindexBase:
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"""base config class for reindex task"""
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REINDEX_CONFIG = {
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"video": {
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"index_name": "ta_video",
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"queue_name": "reindex:ta_video",
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"active_key": "active",
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"refresh_key": "vid_last_refresh",
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},
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"channel": {
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"index_name": "ta_channel",
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"queue_name": "reindex:ta_channel",
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"active_key": "channel_active",
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"refresh_key": "channel_last_refresh",
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},
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"playlist": {
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"index_name": "ta_playlist",
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"queue_name": "reindex:ta_playlist",
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"active_key": "playlist_active",
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"refresh_key": "playlist_last_refresh",
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},
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}
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MULTIPLY = 1.2
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def __init__(self):
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self.config = AppConfig().config
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self.now = int(datetime.now().timestamp())
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def populate(self, all_ids, reindex_config):
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"""add all to reindex ids to redis queue"""
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if not all_ids:
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return
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RedisQueue(queue_name=reindex_config["queue_name"]).add_list(all_ids)
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class ReindexOutdated(ReindexBase):
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"""add outdated documents to reindex queue"""
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def __init__(self):
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super().__init__()
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self.interval = self.config["scheduler"]["check_reindex_days"]
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def add_outdated(self):
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"""add outdated documents"""
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for reindex_config in self.REINDEX_CONFIG.values():
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total_hits = self._get_total_hits(reindex_config)
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daily_should = self._get_daily_should(total_hits)
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all_ids = self._get_outdated_ids(reindex_config, daily_should)
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self.populate(all_ids, reindex_config)
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@staticmethod
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def _get_total_hits(reindex_config):
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"""get total hits from index"""
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index_name = reindex_config["index_name"]
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active_key = reindex_config["active_key"]
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path = f"{index_name}/_search?filter_path=hits.total"
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data = {"query": {"match": {active_key: True}}}
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response, _ = ElasticWrap(path).post(data=data)
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total_hits = response["hits"]["total"]["value"]
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return total_hits
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def _get_daily_should(self, total_hits):
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"""calc how many should reindex daily"""
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daily_should = int((total_hits // self.interval + 1) * self.MULTIPLY)
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if daily_should >= 10000:
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daily_should = 9999
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return daily_should
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def _get_outdated_ids(self, reindex_config, daily_should):
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"""get outdated from index_name"""
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index_name = reindex_config["index_name"]
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refresh_key = reindex_config["refresh_key"]
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now_lte = self.now - self.interval * 24 * 60 * 60
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must_list = [
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{"match": {reindex_config["active_key"]: True}},
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{"range": {refresh_key: {"lte": now_lte}}},
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]
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data = {
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"size": daily_should,
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"query": {"bool": {"must": must_list}},
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"sort": [{refresh_key: {"order": "asc"}}],
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"_source": False,
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}
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response, _ = ElasticWrap(f"{index_name}/_search").get(data=data)
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all_ids = [i["_id"] for i in response["hits"]["hits"]]
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return all_ids
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class ReindexManual(ReindexBase):
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"""
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manually add ids to reindex queue from API
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data_example = {
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"video": ["video1", "video2", "video3"],
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"channel": ["channel1", "channel2", "channel3"],
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"playlist": ["playlist1", "playlist2"],
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}
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extract_videos to also reindex all videos of channel/playlist
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"""
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def __init__(self, extract_videos=False):
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super().__init__()
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self.extract_videos = extract_videos
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self.data = False
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def extract_data(self, data):
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"""process data"""
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self.data = data
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for key, values in self.data.items():
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reindex_config = self.REINDEX_CONFIG.get(key)
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if not reindex_config:
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print(f"reindex type {key} not valid")
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raise ValueError
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self.process_index(reindex_config, values)
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def process_index(self, index_config, values):
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"""process values per index"""
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index_name = index_config["index_name"]
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if index_name == "ta_video":
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self._add_videos(values)
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elif index_name == "ta_channel":
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self._add_channels(values)
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elif index_name == "ta_playlist":
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self._add_playlists(values)
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def _add_videos(self, values):
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"""add list of videos to reindex queue"""
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if not values:
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return
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RedisQueue("reindex:ta_video").add_list(values)
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def _add_channels(self, values):
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"""add list of channels to reindex queue"""
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RedisQueue("reindex:ta_channel").add_list(values)
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if self.extract_videos:
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for channel_id in values:
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all_videos = self._get_channel_videos(channel_id)
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self._add_videos(all_videos)
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def _add_playlists(self, values):
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"""add list of playlists to reindex queue"""
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RedisQueue("reindex:ta_playlist").add_list(values)
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if self.extract_videos:
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for playlist_id in values:
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all_videos = self._get_playlist_videos(playlist_id)
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self._add_videos(all_videos)
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def _get_channel_videos(self, channel_id):
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"""get all videos from channel"""
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data = {
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"query": {"term": {"channel.channel_id": {"value": channel_id}}},
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"_source": ["youtube_id"],
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}
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all_results = IndexPaginate("ta_video", data).get_results()
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return [i["youtube_id"] for i in all_results]
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def _get_playlist_videos(self, playlist_id):
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"""get all videos from playlist"""
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data = {
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"query": {"term": {"playlist.keyword": {"value": playlist_id}}},
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"_source": ["youtube_id"],
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}
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all_results = IndexPaginate("ta_video", data).get_results()
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return [i["youtube_id"] for i in all_results]
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class Reindex(ReindexBase):
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"""reindex all documents from redis queue"""
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def __init__(self):
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super().__init__()
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self.all_indexed_ids = False
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def reindex_all(self):
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"""reindex all in queue"""
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if not self.cookie_is_valid():
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print("[reindex] cookie invalid, exiting...")
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return
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for index_config in self.REINDEX_CONFIG.values():
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if not RedisQueue(index_config["queue_name"]).has_item():
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continue
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while True:
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has_next = self.reindex_index(index_config)
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if not has_next:
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break
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RedisArchivist().set_message("last_reindex", self.now)
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def reindex_index(self, index_config):
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"""reindex all of a single index"""
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reindex = self.get_reindex_map(index_config["index_name"])
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youtube_id = RedisQueue(index_config["queue_name"]).get_next()
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if youtube_id:
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reindex(youtube_id)
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sleep_interval = self.config["downloads"].get("sleep_interval", 0)
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sleep(sleep_interval)
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return bool(youtube_id)
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def get_reindex_map(self, index_name):
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"""return def to run for index"""
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def_map = {
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"ta_video": self._reindex_single_video,
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"ta_channel": self._reindex_single_channel,
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"ta_playlist": self._reindex_single_playlist,
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}
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return def_map.get(index_name)
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def _reindex_single_video(self, youtube_id):
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"""wrapper to handle channel name changes"""
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try:
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self._reindex_single_video_call(youtube_id)
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except FileNotFoundError:
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ChannelUrlFixer(youtube_id, self.config).run()
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self._reindex_single_video_call(youtube_id)
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def _reindex_single_video_call(self, youtube_id):
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"""refresh data for single video"""
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video = YoutubeVideo(youtube_id)
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# read current state
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video.get_from_es()
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player = video.json_data["player"]
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date_downloaded = video.json_data["date_downloaded"]
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channel_dict = video.json_data["channel"]
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playlist = video.json_data.get("playlist")
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subtitles = video.json_data.get("subtitles")
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# get new
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video.build_json()
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if not video.youtube_meta:
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video.deactivate()
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return
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video.delete_subtitles(subtitles=subtitles)
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video.check_subtitles()
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# add back
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video.json_data["player"] = player
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video.json_data["date_downloaded"] = date_downloaded
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video.json_data["channel"] = channel_dict
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if playlist:
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video.json_data["playlist"] = playlist
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video.upload_to_es()
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thumb_handler = ThumbManager(youtube_id)
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thumb_handler.delete_video_thumb()
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thumb_handler.download_video_thumb(video.json_data["vid_thumb_url"])
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Comments(youtube_id, config=self.config).reindex_comments()
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return
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@staticmethod
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def _reindex_single_channel(channel_id):
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"""refresh channel data and sync to videos"""
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channel = YoutubeChannel(channel_id)
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channel.get_from_es()
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subscribed = channel.json_data["channel_subscribed"]
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overwrites = channel.json_data.get("channel_overwrites", False)
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channel.get_from_youtube()
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if not channel.json_data:
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channel.deactivate()
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channel.get_from_es()
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channel.sync_to_videos()
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return
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channel.json_data["channel_subscribed"] = subscribed
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if overwrites:
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channel.json_data["channel_overwrites"] = overwrites
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channel.upload_to_es()
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channel.sync_to_videos()
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def _reindex_single_playlist(self, playlist_id):
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"""refresh playlist data"""
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self._get_all_videos()
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playlist = YoutubePlaylist(playlist_id)
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playlist.get_from_es()
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subscribed = playlist.json_data["playlist_subscribed"]
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playlist.all_youtube_ids = self.all_indexed_ids
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playlist.build_json(scrape=True)
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if not playlist.json_data:
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playlist.deactivate()
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return
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playlist.json_data["playlist_subscribed"] = subscribed
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playlist.upload_to_es()
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return
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def _get_all_videos(self):
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"""add all videos for playlist index validation"""
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if self.all_indexed_ids:
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return
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handler = PendingList()
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handler.get_download()
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handler.get_indexed()
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self.all_indexed_ids = [i["youtube_id"] for i in handler.all_videos]
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def cookie_is_valid(self):
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"""return true if cookie is enabled and valid"""
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if not self.config["downloads"]["cookie_import"]:
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return False
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valid = CookieHandler(self.config).validate()
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return valid
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class ReindexProgress(ReindexBase):
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"""
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get progress of reindex task
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request_type: key of self.REINDEX_CONFIG
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request_id: id of request_type
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return = {
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"state": "running" | "queued" | False
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"total_queued": int
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"in_queue_name": "queue_name"
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}
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"""
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def __init__(self, request_type=False, request_id=False):
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super().__init__()
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self.request_type = request_type
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self.request_id = request_id
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def get_progress(self):
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"""get progress from task"""
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queue_name, request_type = self._get_queue_name()
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total = self._get_total_in_queue(queue_name)
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progress = {
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"total_queued": total,
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"type": request_type,
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}
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state = self._get_state(total, queue_name)
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progress.update(state)
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return progress
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def _get_queue_name(self):
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"""return queue_name, queue_type, raise exception on error"""
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if not self.request_type:
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return "all", "all"
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reindex_config = self.REINDEX_CONFIG.get(self.request_type)
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if not reindex_config:
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print(f"reindex_config not found: {self.request_type}")
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raise ValueError
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return reindex_config["queue_name"], self.request_type
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def _get_total_in_queue(self, queue_name):
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"""get all items in queue"""
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total = 0
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if queue_name == "all":
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queues = [i["queue_name"] for i in self.REINDEX_CONFIG.values()]
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for queue in queues:
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total += len(RedisQueue(queue).get_all())
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else:
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total += len(RedisQueue(queue_name).get_all())
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return total
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def _get_state(self, total, queue_name):
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"""get state based on request_id"""
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state_dict = {}
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if self.request_id:
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state = RedisQueue(queue_name).in_queue(self.request_id)
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state_dict.update({"id": self.request_id, "state": state})
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return state_dict
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if total:
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state = "running"
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else:
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state = "empty"
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state_dict.update({"state": state})
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return state_dict
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class ChannelUrlFixer:
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"""fix not matching channel names in reindex"""
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def __init__(self, youtube_id, config):
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self.youtube_id = youtube_id
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self.config = config
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self.video = False
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def run(self):
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"""check and run if needed"""
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print(f"{self.youtube_id}: failed to build channel path, try to fix.")
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video_path_is, video_folder_is = self.get_as_is()
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if not os.path.exists(video_path_is):
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print(f"giving up reindex, video in video: {self.video.json_data}")
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raise ValueError
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_, video_folder_should = self.get_as_should()
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if video_folder_is != video_folder_should:
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self.process(video_path_is)
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else:
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print(f"{self.youtube_id}: skip channel url fixer")
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def get_as_is(self):
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"""get video object as is"""
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self.video = YoutubeVideo(self.youtube_id)
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self.video.get_from_es()
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video_path_is = os.path.join(
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self.config["application"]["videos"],
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self.video.json_data["media_url"],
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)
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video_folder_is = os.path.split(video_path_is)[0]
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return video_path_is, video_folder_is
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def get_as_should(self):
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"""add fresh metadata from remote"""
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self.video.get_from_youtube()
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self.video.add_file_path()
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video_path_should = os.path.join(
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self.config["application"]["videos"],
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self.video.json_data["media_url"],
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)
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video_folder_should = os.path.split(video_path_should)[0]
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return video_path_should, video_folder_should
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def process(self, video_path_is):
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"""fix filepath"""
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print(f"{self.youtube_id}: fixing channel rename.")
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cache_dir = self.config["application"]["cache_dir"]
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new_path = os.path.join(
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cache_dir, "download", self.youtube_id + ".mp4"
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)
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shutil.move(video_path_is, new_path, copy_function=shutil.copyfile)
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VideoDownloader().move_to_archive(self.video.json_data)
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self.video.update_media_url()
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