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#!/usr/bin/env python3
import datetime
import glob
import json
import music_tag
import os
from pathlib import Path
import sys
import youtube_dl
# MUSIC_DIRECTORY = "~/Music/"
MUSIC_DIRECTORY = "./music/"
COMMANDS = ['extra', 'extension', 'stuff', 'errors',
'email', 'foobar', 'foo']
FILES = []
DIRECTORIES = []
AUDIO_OPTIONS = {
'format': 'mp3/bestaudio/best',
'cookiefile': 'cookies.txt',
'outtmpl': MUSIC_DIRECTORY + '%(title)s.%(ext)s',
'postprocessors': [
{
'key': 'FFmpegExtractAudio',
'preferredcodec': 'mp3',
'preferredquality': '192',
},
{'key': 'FFmpegMetadata'},
],
'writeinfojson': True
}
ytdl = youtube_dl.YoutubeDL(AUDIO_OPTIONS)
def download_song(song_url):
"""
Download a song using youtube url and song title
"""
return ytdl.extract_info(song_url, download=True)
def format_youtube_date(date):
default = "Unknown Year"
try:
fmt = "%Y%m%d"
d = datetime.datetime.strptime(date, fmt)
return d.year
except Exception as ex:
print(ex)
return default
def get_all_files(directory):
things = glob.glob(os.path.join(directory, '*.mp3'))
files = []
for thing in things:
if os.path.isfile(thing):
files.append(thing)
return files
def get_directories():
files = os.listdir()
global DIRECTORIES
for f in files:
if os.path.isdir(f):
DIRECTORIES.append(f)
# TODO: Make this better with argparse
def get_playlist_url():
return sys.argv[1]
def get_video_urls_in_playlist(playlist_url):
videos = ytdl.extract_info(playlist_url, download=False)
urls = []
for vid in videos['entries']:
if 'webpage_url' in vid.keys() and vid['webpage_url'] is not None:
urls.append(vid['webpage_url'])
return urls
def move_file(file, metadata):
artist = 'unknownartist'
album = 'unknownalbum'
title = 'unknownsong'
if ('artist' in metadata.keys()) and (metadata['artist'] is not None):
if len(metadata['artist'].split(',')) > 1:
# If there are multiple artists, pick the first one
# NOTE: This may break if the artist has a comma in their name
artist = metadata['artist'].split(',')[0].replace(' ', '_').lower()
else:
artist = metadata['artist'].replace(' ', '_').lower()
if ('album' in metadata.keys()) and (metadata['album'] is not None):
album = metadata['album'].replace(' ', '_').lower()
if ('title' in metadata.keys()) and (metadata['title'] is not None):
title = metadata['title'].replace(' ', '_').lower()
final_directory = os.path.join(
MUSIC_DIRECTORY,
artist,
album)
Path(final_directory).mkdir(parents=True, exist_ok=True)
os.rename(
file,
os.path.join(final_directory, artist + '_' + title + '.mp3'))
def write_metadata_to_song_file(file, metadata):
f = music_tag.load_file(file)
f['name'] = metadata['title']
f['artist'] = metadata['artist']
f['album'] = metadata['album']
f['year'] = format_youtube_date(metadata['release_date'])
f.save()
if __name__ == "__main__":
# Get the playlist url from the command line
playlist_url = get_playlist_url()
urls = get_video_urls_in_playlist(playlist_url)
for url in urls:
try:
# TODO: make this continue downloading if a song fails
download_song(url)
except Exception as ex:
# TODO: Handle this a different way
print(ex)
files = get_all_files(MUSIC_DIRECTORY)
for f in files:
json_data = None
with open(f.replace('.mp3', '.info.json')) as json_file:
json_data = json.load(json_file)
write_metadata_to_song_file(f, json_data)
move_file(f, json_data)
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