293 lines
9.5 KiB
Python
Executable File
293 lines
9.5 KiB
Python
Executable File
# #!/usr/bin/env python
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#
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# import argparse
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# import os
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# import shutil
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# import tempfile
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#
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# import helpers
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# from config import Config
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# from helpers import (
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# fade_point,
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# get_audio_segment,
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# get_tags,
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# leading_silence,
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# trailing_silence,
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# )
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# from log import log.debug, log.info
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# from models import Notes, Playdates, Session, Tracks
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# from mutagen.flac import FLAC
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# from mutagen.mp3 import MP3
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# from pydub import effects
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#
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# # Globals (I know)
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# messages = []
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#
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#
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# def main():
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# """Main loop"""
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#
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# log.debug("Starting")
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#
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# p = argparse.ArgumentParser()
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# # Only allow one option to be specified
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# group = p.add_mutually_exclusive_group()
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# group.add_argument('-u', '--update',
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# action="store_true", dest="update",
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# default=False, help="Update database")
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# group.add_argument('-f', '--full-update',
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# action="store_true", dest="full_update",
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# default=False, help="Update database")
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# args = p.parse_args()
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#
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# # Run as required
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# if args.update:
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# log.debug("Updating database")
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# with Session() as session:
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# update_db(session)
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# elif args.full_update:
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# log.debug("Full update of database")
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# with Session() as session:
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# full_update_db(session)
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# else:
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# log.info("No action specified")
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#
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# log.debug("Finished")
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#
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#
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# def create_track_from_file(session, path, normalise=None, tags=None):
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# """
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# Create track in database from passed path, or update database entry
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# if path already in database.
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#
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# Return track.
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# """
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#
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# if not tags:
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# t = get_tags(path)
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# else:
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# t = tags
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#
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# track = Tracks.get_or_create(session, path)
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# track.title = t['title']
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# track.artist = t['artist']
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# audio = get_audio_segment(path)
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# track.duration = len(audio)
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# track.start_gap = leading_silence(audio)
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# track.fade_at = round(fade_point(audio) / 1000,
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# Config.MILLISECOND_SIGFIGS) * 1000
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# track.silence_at = round(trailing_silence(audio) / 1000,
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# Config.MILLISECOND_SIGFIGS) * 1000
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# track.mtime = os.path.getmtime(path)
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# session.commit()
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#
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# if normalise or normalise is None and Config.NORMALISE_ON_IMPORT:
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# # Check type
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# ftype = os.path.splitext(path)[1][1:]
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# if ftype not in ['mp3', 'flac']:
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# log.info(f"File type {ftype} not implemented")
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# return track
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#
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# # Get current file gid, uid and permissions
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# stats = os.stat(path)
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# try:
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# # Copy original file
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# fd, temp_path = tempfile.mkstemp()
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# shutil.copyfile(path, temp_path)
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# except Exception as err:
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# log.debug(f"songdb.create_track_from_file({path}): err1: {repr(err)}")
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# return
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#
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# # Overwrite original file with normalised output
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# normalised = effects.normalize(audio)
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# try:
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# normalised.export(path, format=os.path.splitext(path)[1][1:])
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# # Fix up permssions and ownership
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# os.chown(path, stats.st_uid, stats.st_gid)
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# os.chmod(path, stats.st_mode)
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# # Copy tags
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# if ftype == 'flac':
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# tag_handler = FLAC
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# elif ftype == 'mp3':
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# tag_handler = MP3
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# else:
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# return track
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# src = tag_handler(temp_path)
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# dst = tag_handler(path)
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# for tag in src:
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# dst[tag] = src[tag]
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# dst.save()
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# except Exception as err:
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# log.debug(f"songdb.create_track_from_file({path}): err2: {repr(err)}")
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# # Restore original file
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# shutil.copyfile(path, temp_path)
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# finally:
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# if os.path.exists(temp_path):
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# os.remove(temp_path)
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#
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# return track
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#
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#
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# def full_update_db(session):
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# """Rescan all entries in database"""
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#
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# def log(msg):
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# log.info(f"full_update_db(): {msg}")
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#
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# def check_change(track_id, title, attribute, old, new):
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# if new > (old * 1.1) or new < (old * 0.9):
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# log(
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# "\n"
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# f"track[{track_id}] ({title}) "
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# f"{attribute} updated from {old} to {new}"
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# )
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#
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# # Start with normal update to add new tracks and remove any missing
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# # files
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# log("update_db()")
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# update_db(session)
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#
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# # Now update track length, silence and fade for every track in
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# # database
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#
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# tracks = Tracks.get_all_tracks(session)
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# total_tracks = len(tracks)
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# log(f"Processing {total_tracks} tracks")
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# track_count = 0
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# for track in tracks:
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# track_count += 1
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# print(f"\rTrack {track_count} of {total_tracks}", end='')
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#
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# # Sanity check
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# tag = get_music_info(track.path)
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# if not tag['title']:
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# log(f"track[{track.id}] {track.title=}: No tag title")
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# continue
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# if not tag['artist']:
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# log(f"track[{track.id}] {track.artist=}: No tag artist")
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# continue
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#
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# # Update title and artist
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# if track.title != tag['title']:
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# track.title = tag['title']
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# if track.artist != tag['artist']:
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# track.artist = tag['artist']
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#
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# # Update numbers; log if more than 10% different
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# duration = int(round(
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# tag['duration'], Config.MILLISECOND_SIGFIGS) * 1000)
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# check_change(track.id, track.title, "duration", track.duration,
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# duration)
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# track.duration = duration
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#
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# audio = get_audio_segment(track.path)
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#
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# start_gap = leading_silence(audio)
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# check_change(track.id, track.title, "start_gap", track.start_gap,
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# start_gap)
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# track.start_gap = start_gap
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#
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# fade_at = fade_point(audio)
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# check_change(track.id, track.title, "fade_at", track.fade_at,
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# fade_at)
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# track.fade_at = fade_at
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#
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# silence_at = trailing_silence(audio)
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# check_change(track.id, track.title, "silence_at", track.silence_at,
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# silence_at)
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# track.silence_at = silence_at
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# session.commit()
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#
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#
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# def update_db(session):
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# """
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# Repopulate database
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# """
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#
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# # Search for tracks that are in the music directory but not the datebase
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# # Check all paths in database exist
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# # If issues found, write to stdout but do not try to resolve them
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#
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# db_paths = set(Tracks.get_all_paths(session))
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#
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# os_paths_list = []
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# for root, dirs, files in os.walk(Config.ROOT):
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# for f in files:
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# path = os.path.join(root, f)
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# ext = os.path.splitext(f)[1]
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# if ext in [".flac", ".mp3"]:
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# os_paths_list.append(path)
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# os_paths = set(os_paths_list)
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#
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# # Find any files in music directory that are not in database
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# files_not_in_db = list(os_paths - db_paths)
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#
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# # Find paths in database missing in music directory
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# paths_not_found = []
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# missing_file_count = 0
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# more_files_to_report = False
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# for path in list(db_paths - os_paths):
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# if missing_file_count >= Config.MAX_MISSING_FILES_TO_REPORT:
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# more_files_to_report = True
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# break
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#
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# missing_file_count += 1
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#
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# track = Tracks.get_by_path(session, path)
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# if not track:
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# log.error(f"update_db: {path} not found in db")
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# continue
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#
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# paths_not_found.append(track)
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#
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# # Output messages (so if running via cron, these will get sent to
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# # user)
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# if files_not_in_db:
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# print("Files in music directory but not in database")
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# print("--------------------------------------------")
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# print("\n".join(files_not_in_db))
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# print("\n")
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# if paths_not_found:
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# print("Invalid paths in database")
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# print("-------------------------")
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# for t in paths_not_found:
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# print(f"""
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# Track ID: {t.id}
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# Path: {t.path}
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# Title: {t.title}
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# Artist: {t.artist}
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# """)
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# if more_files_to_report:
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# print("There were more paths than listed that were not found")
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#
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#
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# # Spike
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# #
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# # # Manage tracks listed in database but where path is invalid
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# # log.debug(f"Invalid {path=} in database")
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# # track = Tracks.get_by_path(session, path)
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# # messages.append(f"Remove from database: {path=} {track=}")
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# #
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# # # Remove references from Playdates
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# # Playdates.remove_track(session, track.id)
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# #
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# # # Replace playlist entries with a note
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# # note_txt = (
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# # f"File removed: {track.title=}, {track.artist=}, "
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# # f"{track.path=}"
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# # )
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# # for playlist_track in track.playlists:
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# # row = playlist_track.row
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# # # Remove playlist entry
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# # log.debug(f"Remove {row=} from {playlist_track.playlist_id}")
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# # playlist_track.playlist.remove_track(session, row)
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# # # Create note
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# # log.debug(f"Add note at {row=} to {playlist_track.playlist_id=}")
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# # Notes(session, playlist_track.playlist_id, row, note_txt)
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# #
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# # # Remove Track entry pointing to invalid path
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# # Tracks.remove_by_path(session, path)
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#
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# if __name__ == '__main__' and '__file__' in globals():
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# main()
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