358 lines
12 KiB
Python
358 lines
12 KiB
Python
"""
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Functionality:
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- handle download queue
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- linked with ta_dowload index
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"""
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import json
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from datetime import datetime
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from home.src.download.subscriptions import (
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ChannelSubscription,
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PlaylistSubscription,
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)
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from home.src.download.thumbnails import ThumbManager
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from home.src.download.yt_dlp_base import YtWrap
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from home.src.es.connect import ElasticWrap, IndexPaginate
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from home.src.index.playlist import YoutubePlaylist
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from home.src.index.video_constants import VideoTypeEnum
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from home.src.index.video_streams import DurationConverter
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from home.src.ta.config import AppConfig
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from home.src.ta.helper import is_shorts
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from home.src.ta.ta_redis import RedisQueue
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class PendingIndex:
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"""base class holding all export methods"""
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def __init__(self):
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self.all_pending = False
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self.all_ignored = False
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self.all_videos = False
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self.all_channels = False
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self.channel_overwrites = False
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self.video_overwrites = False
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self.to_skip = False
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def get_download(self):
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"""get a list of all pending videos in ta_download"""
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data = {
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"query": {"match_all": {}},
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"sort": [{"timestamp": {"order": "asc"}}],
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}
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all_results = IndexPaginate("ta_download", data).get_results()
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self.all_pending = []
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self.all_ignored = []
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self.to_skip = []
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for result in all_results:
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self.to_skip.append(result["youtube_id"])
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if result["status"] == "pending":
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self.all_pending.append(result)
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elif result["status"] == "ignore":
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self.all_ignored.append(result)
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def get_indexed(self):
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"""get a list of all videos indexed"""
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data = {
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"query": {"match_all": {}},
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"sort": [{"published": {"order": "desc"}}],
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}
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self.all_videos = IndexPaginate("ta_video", data).get_results()
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for video in self.all_videos:
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self.to_skip.append(video["youtube_id"])
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def get_channels(self):
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"""get a list of all channels indexed"""
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self.all_channels = []
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self.channel_overwrites = {}
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data = {
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"query": {"match_all": {}},
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"sort": [{"channel_id": {"order": "asc"}}],
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}
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channels = IndexPaginate("ta_channel", data).get_results()
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for channel in channels:
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channel_id = channel["channel_id"]
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self.all_channels.append(channel_id)
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if channel.get("channel_overwrites"):
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self.channel_overwrites.update(
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{channel_id: channel.get("channel_overwrites")}
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)
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self._map_overwrites()
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def _map_overwrites(self):
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"""map video ids to channel ids overwrites"""
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self.video_overwrites = {}
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for video in self.all_pending:
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video_id = video["youtube_id"]
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channel_id = video["channel_id"]
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overwrites = self.channel_overwrites.get(channel_id, False)
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if overwrites:
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self.video_overwrites.update({video_id: overwrites})
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class PendingInteract:
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"""interact with items in download queue"""
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def __init__(self, youtube_id=False, status=False):
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self.youtube_id = youtube_id
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self.status = status
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def delete_item(self):
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"""delete single item from pending"""
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path = f"ta_download/_doc/{self.youtube_id}"
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_, _ = ElasticWrap(path).delete(refresh=True)
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def delete_by_status(self):
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"""delete all matching item by status"""
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data = {"query": {"term": {"status": {"value": self.status}}}}
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path = "ta_download/_delete_by_query"
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_, _ = ElasticWrap(path).post(data=data)
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def update_status(self):
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"""update status field of pending item"""
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data = {"doc": {"status": self.status}}
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path = f"ta_download/_update/{self.youtube_id}"
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_, _ = ElasticWrap(path).post(data=data)
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def prioritize(self):
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"""prioritize pending item in redis queue"""
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pending_video, _ = self.get_item()
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vid_type = pending_video.get("vid_type", VideoTypeEnum.VIDEOS.value)
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to_add = {
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"youtube_id": pending_video["youtube_id"],
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"vid_type": vid_type,
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}
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RedisQueue(queue_name="dl_queue").add_priority(to_add)
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def get_item(self):
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"""return pending item dict"""
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path = f"ta_download/_doc/{self.youtube_id}"
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response, status_code = ElasticWrap(path).get()
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return response["_source"], status_code
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def get_channel(self):
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"""
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get channel metadata from queue to not depend on channel to be indexed
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"""
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data = {
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"size": 1,
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"query": {"term": {"channel_id": {"value": self.youtube_id}}},
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}
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response, _ = ElasticWrap("ta_download/_search").get(data=data)
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hits = response["hits"]["hits"]
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if not hits:
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channel_name = "NA"
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else:
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channel_name = hits[0]["_source"].get("channel_name", "NA")
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return {
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"channel_id": self.youtube_id,
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"channel_name": channel_name,
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}
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class PendingList(PendingIndex):
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"""manage the pending videos list"""
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yt_obs = {
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"noplaylist": True,
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"writethumbnail": True,
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"simulate": True,
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"check_formats": None,
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}
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def __init__(self, youtube_ids=False, task=False):
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super().__init__()
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self.config = AppConfig().config
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self.youtube_ids = youtube_ids
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self.task = task
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self.to_skip = False
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self.missing_videos = False
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def parse_url_list(self):
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"""extract youtube ids from list"""
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self.missing_videos = []
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self.get_download()
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self.get_indexed()
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total = len(self.youtube_ids)
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for idx, entry in enumerate(self.youtube_ids):
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self._process_entry(entry)
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if not self.task:
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continue
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self.task.send_progress(
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message_lines=[f"Extracting items {idx + 1}/{total}"],
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progress=(idx + 1) / total,
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)
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def _process_entry(self, entry):
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"""process single entry from url list"""
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vid_type = self._get_vid_type(entry)
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if entry["type"] == "video":
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self._add_video(entry["url"], vid_type)
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elif entry["type"] == "channel":
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self._parse_channel(entry["url"], vid_type)
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elif entry["type"] == "playlist":
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self._parse_playlist(entry["url"])
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PlaylistSubscription().process_url_str([entry], subscribed=False)
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else:
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raise ValueError(f"invalid url_type: {entry}")
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@staticmethod
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def _get_vid_type(entry):
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"""add vid type enum if available"""
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vid_type_str = entry.get("vid_type")
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if not vid_type_str:
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return VideoTypeEnum.UNKNOWN
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return VideoTypeEnum(vid_type_str)
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def _add_video(self, url, vid_type):
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"""add video to list"""
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if url not in self.missing_videos and url not in self.to_skip:
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self.missing_videos.append((url, vid_type))
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else:
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print(f"{url}: skipped adding already indexed video to download.")
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def _parse_channel(self, url, vid_type):
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"""add all videos of channel to list"""
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video_results = ChannelSubscription().get_last_youtube_videos(
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url, limit=False, query_filter=vid_type
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)
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for video_id, _, vid_type in video_results:
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self._add_video(video_id, vid_type)
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def _parse_playlist(self, url):
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"""add all videos of playlist to list"""
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playlist = YoutubePlaylist(url)
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playlist.build_json()
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video_results = playlist.json_data.get("playlist_entries")
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youtube_ids = [i["youtube_id"] for i in video_results]
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for video_id in youtube_ids:
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# match vid_type later
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self._add_video(video_id, VideoTypeEnum.UNKNOWN)
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def add_to_pending(self, status="pending"):
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"""add missing videos to pending list"""
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self.get_channels()
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bulk_list = []
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total = len(self.missing_videos)
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for idx, (youtube_id, vid_type) in enumerate(self.missing_videos):
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if self.task and self.task.is_stopped():
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break
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print(f"{youtube_id}: [{idx + 1}/{total}]: add to queue")
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self._notify_add(idx, total)
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video_details = self.get_youtube_details(youtube_id, vid_type)
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if not video_details:
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continue
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video_details["status"] = status
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action = {"create": {"_id": youtube_id, "_index": "ta_download"}}
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bulk_list.append(json.dumps(action))
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bulk_list.append(json.dumps(video_details))
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url = video_details["vid_thumb_url"]
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ThumbManager(youtube_id).download_video_thumb(url)
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if len(bulk_list) >= 20:
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self._ingest_bulk(bulk_list)
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bulk_list = []
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self._ingest_bulk(bulk_list)
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def _ingest_bulk(self, bulk_list):
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"""add items to queue in bulk"""
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if not bulk_list:
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return
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# add last newline
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bulk_list.append("\n")
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query_str = "\n".join(bulk_list)
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_, _ = ElasticWrap("_bulk").post(query_str, ndjson=True)
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def _notify_add(self, idx, total):
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"""send notification for adding videos to download queue"""
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if not self.task:
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return
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self.task.send_progress(
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message_lines=[
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"Adding new videos to download queue.",
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f"Extracting items {idx + 1}/{total}",
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],
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progress=(idx + 1) / total,
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)
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def get_youtube_details(self, youtube_id, vid_type=VideoTypeEnum.VIDEOS):
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"""get details from youtubedl for single pending video"""
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vid = YtWrap(self.yt_obs, self.config).extract(youtube_id)
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if not vid:
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return False
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if vid.get("id") != youtube_id:
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# skip premium videos with different id
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print(f"{youtube_id}: skipping premium video, id not matching")
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return False
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# stop if video is streaming live now
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if vid["live_status"] in ["is_upcoming", "is_live"]:
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print(f"{youtube_id}: skip is_upcoming or is_live")
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return False
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if vid["live_status"] == "was_live":
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vid_type = VideoTypeEnum.STREAMS
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else:
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if self._check_shorts(vid):
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vid_type = VideoTypeEnum.SHORTS
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else:
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vid_type = VideoTypeEnum.VIDEOS
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return self._parse_youtube_details(vid, vid_type)
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@staticmethod
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def _check_shorts(vid):
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"""check if vid is shorts video"""
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if vid["width"] > vid["height"]:
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return False
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duration = vid.get("duration")
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if duration and isinstance(duration, int):
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if duration > 60:
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return False
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return is_shorts(vid["id"])
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def _parse_youtube_details(self, vid, vid_type=VideoTypeEnum.VIDEOS):
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"""parse response"""
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vid_id = vid.get("id")
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duration_str = DurationConverter.get_str(vid["duration"])
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if duration_str == "NA":
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print(f"skip extracting duration for: {vid_id}")
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published = datetime.strptime(vid["upload_date"], "%Y%m%d").strftime(
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"%Y-%m-%d"
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)
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# build dict
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youtube_details = {
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"youtube_id": vid_id,
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"channel_name": vid["channel"],
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"vid_thumb_url": vid["thumbnail"],
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"title": vid["title"],
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"channel_id": vid["channel_id"],
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"duration": duration_str,
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"published": published,
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"timestamp": int(datetime.now().timestamp()),
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# Pulling enum value out so it is serializable
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"vid_type": vid_type.value,
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}
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if self.all_channels:
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youtube_details.update(
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{"channel_indexed": vid["channel_id"] in self.all_channels}
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)
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return youtube_details
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