v0.1.0
This commit is contained in:
Kamil
376
app/tasks.py
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376
app/tasks.py
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from datetime import datetime,timezone
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import subprocess
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from sqlalchemy import insert
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from app import celery, app, db, functions, sp, jellyfin, jellyfin_admin_token, jellyfin_admin_id
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from app.models import JellyfinUser,Playlist,Track, user_playlists, playlist_tracks
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import os
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import redis
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from celery import current_task
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import asyncio
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import requests
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redis_client = redis.StrictRedis(host='redis', port=6379, db=0)
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def acquire_lock(lock_name, expiration=60):
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return redis_client.set(lock_name, "locked", ex=expiration, nx=True)
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def release_lock(lock_name):
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redis_client.delete(lock_name)
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@celery.task(bind=True)
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def update_all_playlists_track_status(self):
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lock_key = "update_all_playlists_track_status_lock"
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if acquire_lock(lock_key, expiration=600):
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try:
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with app.app_context():
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playlists = Playlist.query.all()
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total_playlists = len(playlists)
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if not playlists:
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app.logger.info("No playlists found.")
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return {'status': 'No playlists found'}
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app.logger.info(f"Found {total_playlists} playlists to update.")
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processed_playlists = 0
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for playlist in playlists:
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total_tracks = 0
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available_tracks = 0
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for track in playlist.tracks:
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total_tracks += 1
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if track.filesystem_path and os.path.exists(track.filesystem_path):
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available_tracks += 1
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else:
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track.downloaded = False
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track.filesystem_path = None
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db.session.commit()
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playlist.track_count = total_tracks
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playlist.tracks_available = available_tracks
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db.session.commit()
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processed_playlists += 1
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progress = (processed_playlists / total_playlists) * 100
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self.update_state(state='PROGRESS', meta={'current': processed_playlists, 'total': total_playlists, 'percent': progress})
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if processed_playlists % 10 == 0 or processed_playlists == total_playlists:
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app.logger.info(f"Processed {processed_playlists}/{total_playlists} playlists.")
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app.logger.info("All playlists' track statuses updated.")
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return {'status': 'All playlists updated', 'total': total_playlists, 'processed': processed_playlists}
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finally:
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release_lock(lock_key)
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else:
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app.logger.info("Skipping task. Another instance is already running.")
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return {'status': 'Task skipped, another instance is running'}
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@celery.task(bind=True)
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def download_missing_tracks(self):
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lock_key = "download_missing_tracks_lock"
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if acquire_lock(lock_key, expiration=1800):
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try:
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app.logger.info("Starting track download job...")
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with app.app_context():
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spotdl_config = app.config['SPOTDL_CONFIG']
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cookie_file = spotdl_config['cookie_file']
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output_dir = spotdl_config['output']
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client_id = app.config['SPOTIPY_CLIENT_ID']
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client_secret = app.config['SPOTIPY_CLIENT_SECRET']
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search_before_download = app.config['SEARCH_JELLYFIN_BEFORE_DOWNLOAD']
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undownloaded_tracks = Track.query.filter_by(downloaded=False).all()
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total_tracks = len(undownloaded_tracks)
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if not undownloaded_tracks:
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app.logger.info("No undownloaded tracks found.")
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return {'status': 'No undownloaded tracks found'}
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app.logger.info(f"Found {total_tracks} tracks to download.")
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processed_tracks = 0
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failed_downloads = 0
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for track in undownloaded_tracks:
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app.logger.info(f"Processing track: {track.name} ({track.spotify_track_id})")
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# Check if the track already exists in the output directory
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file_path = f"{output_dir.replace('{track-id}', track.spotify_track_id)}.mp3"
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if os.path.exists(file_path):
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app.logger.info(f"Track {track.name} is already downloaded at {file_path}. Marking as downloaded.")
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track.downloaded = True
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track.filesystem_path = file_path
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db.session.commit()
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continue
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# If search_before_download is enabled, perform matching
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if search_before_download:
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app.logger.info(f"Searching for track in Jellyfin: {track.name}")
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# Retrieve the Spotify track and preview URL
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spotify_track = sp.track(track.spotify_track_id)
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preview_url = spotify_track.get('preview_url')
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if not preview_url:
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app.logger.error(f"Preview URL not found for track {track.name}.")
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# Decide whether to skip or proceed to download
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# For now, we'll proceed to download
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else:
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# Get the list of Spotify artist names
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spotify_artists = [artist['name'] for artist in spotify_track['artists']]
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# Perform the search in Jellyfin
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match_found, jellyfin_file_path = jellyfin.search_track_in_jellyfin(
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session_token=jellyfin_admin_token,
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preview_url=preview_url,
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song_name=track.name,
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artist_names=spotify_artists
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)
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if match_found:
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app.logger.info(f"Match found in Jellyfin for track {track.name}. Skipping download.")
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track.downloaded = True
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track.filesystem_path = jellyfin_file_path
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db.session.commit()
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continue
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else:
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app.logger.info(f"No match found in Jellyfin for track {track.name}. Proceeding to download.")
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# Attempt to download the track using spotdl
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try:
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app.logger.info(f"Trying to download track: {track.name} ({track.spotify_track_id}), spotdl timeout = 90")
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s_url = f"https://open.spotify.com/track/{track.spotify_track_id}"
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command = [
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"spotdl", "download", s_url,
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"--output", output_dir,
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"--cookie-file", cookie_file,
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"--client-id", client_id,
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"--client-secret", client_secret
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]
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result = subprocess.run(command, capture_output=True, text=True, timeout=90)
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if result.returncode == 0 and os.path.exists(file_path):
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track.downloaded = True
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track.filesystem_path = file_path
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app.logger.info(f"Track {track.name} downloaded successfully to {file_path}.")
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else:
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app.logger.error(f"Download failed for track {track.name}.")
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failed_downloads += 1
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track.download_status = result.stdout[:2048]
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except Exception as e:
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app.logger.error(f"Error downloading track {track.name}: {str(e)}")
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failed_downloads += 1
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track.download_status = str(e)[:2048]
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processed_tracks += 1
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progress = (processed_tracks / total_tracks) * 100
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db.session.commit()
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self.update_state(state='PROGRESS', meta={
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'current': processed_tracks,
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'total': total_tracks,
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'percent': progress,
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'failed': failed_downloads
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})
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app.logger.info("Track download job finished.")
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return {
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'status': 'download_missing_tracks finished',
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'total': total_tracks,
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'processed': processed_tracks,
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'failed': failed_downloads
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}
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finally:
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release_lock(lock_key)
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else:
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app.logger.info("Skipping task. Another instance is already running.")
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return {'status': 'Task skipped, another instance is running'}
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@celery.task(bind=True)
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def check_for_playlist_updates(self):
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lock_key = "check_for_playlist_updates_lock"
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if acquire_lock(lock_key, expiration=600):
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try:
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app.logger.info('Starting playlist update check...')
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with app.app_context():
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playlists = Playlist.query.all()
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total_playlists = len(playlists)
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if not playlists:
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app.logger.info("No playlists found.")
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return {'status': 'No playlists found'}
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app.logger.info(f"Found {total_playlists} playlists to check for updates.")
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processed_playlists = 0
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for playlist in playlists:
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app.logger.info(f'Checking updates for playlist: {playlist.name}')
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playlist.last_updated = datetime.now( timezone.utc)
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db.session.commit()
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try:
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#region Check for updates
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# Fetch all playlist data from Spotify
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spotify_tracks = {}
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offset = 0
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while True:
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playlist_data = sp.playlist_items(playlist.spotify_playlist_id, offset=offset, limit=100)
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items = playlist_data['items']
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spotify_tracks.update({offset + idx: track['track'] for idx, track in enumerate(items) if track['track']})
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if len(items) < 100: # No more tracks to fetch
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break
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offset += 100 # Move to the next batch
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existing_tracks = {track.spotify_track_id: track for track in playlist.tracks}
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# Determine tracks to add and remove
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tracks_to_add = []
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for idx, track_info in spotify_tracks.items():
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if track_info:
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track_id = track_info['id']
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if track_id not in existing_tracks:
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track = Track.query.filter_by(spotify_track_id=track_id).first()
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if not track:
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track = Track(name=track_info['name'], spotify_track_id=track_id, spotify_uri=track_info['uri'], downloaded=False)
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db.session.add(track)
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db.session.commit()
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app.logger.info(f'Added new track: {track.name}')
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tracks_to_add.append((track, idx))
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tracks_to_remove = [
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existing_tracks[track_id]
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for track_id in existing_tracks
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if track_id not in {track['id'] for track in spotify_tracks.values() if track}
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]
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if tracks_to_add or tracks_to_remove:
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playlist.last_changed = datetime.now( timezone.utc)
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# Add and remove tracks while maintaining order
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if tracks_to_add:
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for track, track_order in tracks_to_add:
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stmt = insert(playlist_tracks).values(
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playlist_id=playlist.id,
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track_id=track.id,
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track_order=track_order
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)
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db.session.execute(stmt)
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db.session.commit()
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app.logger.info(f'Added {len(tracks_to_add)} tracks to playlist: {playlist.name}')
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if tracks_to_remove:
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for track in tracks_to_remove:
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playlist.tracks.remove(track)
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db.session.commit()
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app.logger.info(f'Removed {len(tracks_to_remove)} tracks from playlist: {playlist.name}')
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#endregion
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#region Update Playlist Items and Metadata
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functions.update_playlist_metadata(playlist, sp.playlist(playlist.spotify_playlist_id))
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ordered_tracks = db.session.execute(
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db.select(Track, playlist_tracks.c.track_order)
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.join(playlist_tracks, playlist_tracks.c.track_id == Track.id)
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.where(playlist_tracks.c.playlist_id == playlist.id)
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.order_by(playlist_tracks.c.track_order)
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).all()
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tracks = [track.jellyfin_id for track, idx in ordered_tracks if track.jellyfin_id is not None]
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jellyfin.add_songs_to_playlist(session_token=jellyfin_admin_token, user_id=jellyfin_admin_id, playlist_id=playlist.jellyfin_id, song_ids=tracks)
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#endregion
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except Exception as e:
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app.logger.error(f"Error updating playlist {playlist.name}: {str(e)}")
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processed_playlists += 1
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progress = (processed_playlists / total_playlists) * 100
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# Update progress
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# self.update_state(state='PROGRESS', meta={'current': processed_playlists, 'total': total_playlists, 'percent': progress})
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if processed_playlists % 10 == 0 or processed_playlists == total_playlists:
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app.logger.info(f"Processed {processed_playlists}/{total_playlists} playlists.")
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return {'status': 'Playlist update check completed', 'total': total_playlists, 'processed': processed_playlists}
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finally:
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release_lock(lock_key)
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else:
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app.logger.info("Skipping task. Another instance is already running.")
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return {'status': 'Task skipped, another instance is running'}
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@celery.task(bind=True)
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def update_jellyfin_id_for_downloaded_tracks(self):
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lock_key = "update_jellyfin_id_for_downloaded_tracks_lock"
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if acquire_lock(lock_key, expiration=600): # Lock for 10 minutes
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try:
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app.logger.info("Starting Jellyfin ID update for downloaded tracks...")
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with app.app_context():
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downloaded_tracks = Track.query.filter_by(downloaded=True, jellyfin_id=None).all()
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total_tracks = len(downloaded_tracks)
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if not downloaded_tracks:
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app.logger.info("No downloaded tracks without Jellyfin ID found.")
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return {'status': 'No tracks to update'}
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app.logger.info(f"Found {total_tracks} tracks to update with Jellyfin IDs.")
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processed_tracks = 0
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for track in downloaded_tracks:
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app.logger.info(f"Fetching track details from Spotify: {track.name} ({track.spotify_track_id})")
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search_results = jellyfin.search_music_tracks(jellyfin_admin_token,track.name)
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spotify_track = None
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try:
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best_match = None
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for result in search_results:
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# if there is only one result , assume it´s the right track.
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if len(search_results) == 1:
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best_match = result
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break
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# Ensure the result is structured as expected
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jellyfin_track_name = result.get('Name', '').lower()
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jellyfin_artists = [artist.lower() for artist in result.get('Artists', [])]
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jellyfin_path = result.get('Path','')
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if jellyfin_path == track.filesystem_path:
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best_match = result
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break
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elif not spotify_track:
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try:
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spotify_track = sp.track(track.spotify_track_id)
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spotify_track_name = spotify_track['name']
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spotify_artists = [artist['name'] for artist in spotify_track['artists']]
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spotify_album = spotify_track['album']['name']
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except Exception as e:
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app.logger.error(f"Error fetching track details from Spotify for {track.name}: {str(e)}")
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continue
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# Compare name, artists, and album (case-insensitive comparison)
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if (spotify_track_name.lower() == jellyfin_track_name and
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set(artist.lower() for artist in spotify_artists) == set(jellyfin_artists) ):
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best_match = result
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break # Stop when a match is found
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# Step 4: If a match is found, update jellyfin_id
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if best_match:
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track.jellyfin_id = best_match['Id']
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db.session.commit()
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app.logger.info(f"Updated Jellyfin ID for track: {track.name} ({track.spotify_track_id})")
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else:
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app.logger.info(f"No matching track found in Jellyfin for {track.name}.")
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spotify_track = None
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except Exception as e:
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app.logger.error(f"Error searching Jellyfin for track {track.name}: {str(e)}")
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processed_tracks += 1
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progress = (processed_tracks / total_tracks) * 100
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self.update_state(state='PROGRESS', meta={'current': processed_tracks, 'total': total_tracks, 'percent': progress})
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app.logger.info("Finished updating Jellyfin IDs for all tracks.")
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return {'status': 'All tracks updated', 'total': total_tracks, 'processed': processed_tracks}
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finally:
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release_lock(lock_key)
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else:
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app.logger.info("Skipping task. Another instance is already running.")
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return {'status': 'Task skipped, another instance is running'}
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Reference in New Issue
Block a user