Files
v1.xevion.dev/app/sound.py

97 lines
3.7 KiB
Python

from app import app
from flask import send_file, redirect, url_for, render_template
from mutagen.mp3 import MP3
import os
import re
import json
import subprocess
# Services => Expected Data
# YouTube => Video ID
# Soundcloud =>
# Filenaming/API Convention Examples
# Original URL/URI => API Path => Connected File
# https://www.youtube.com/watch?v=awtYiVGXiaY => /stream/youtube/awtYiVGXiaY => youtube/awtYiVGXiaY.mp3
# https://soundcloud.com/yungraredeath/fall-in-line-w-kxng-prod-mars-mission => /stream/soundcloud/fall-in-line-w-kxng-prod-mars-mission---yungraredeath => soundcloud/fall-in-line-w-kxng-prod-mars-mission---yungraredeath.mp3
# spotify:track:16PmczUxlX7dpr6ror6pXd => /duration/spotify/16PmczUxlX7dpr6ror6pXd => spotify/16PmczUxlX7dpr6ror6pXd.mp3
class YouTubeHandler:
@staticmethod
def url(videoid):
return f'https://www.youtube.com/watch?v={videoid}'
@staticmethod
def getConfig(videoid):
with open(os.path.join('app', 'sounds', 'filenames.json'), 'r') as file:
return json.load(file)['youtube'][videoid]
@staticmethod
def filename(videoid):
try:
config = YouTubeHandler.getConfig(videoid)
return config['filename']
except KeyError:
filename = subprocess.run(
['youtube-dl', '-x', '--audio-format', 'mp3', '--restrict-filenames', '--get-filename',
YouTubeHandler.url(videoid)], encoding='utf-8', capture_output=True).stdout
filename = filename.split('.')
filename[-1] = 'mp3'
return '.'.join(filename)
@staticmethod
def path(videoid):
try:
config = YouTubeHandler.getConfig(videoid)
return config['path']
except KeyError:
filename = YouTubeHandler.filename(videoid)
path = os.path.join('app', 'sounds', 'youtube', filename)
with open(os.path.join('app', 'sounds', 'filenames.json'), 'r+') as file:
config = json.load(file)
config['youtube'][videoid] = {
"filename" : filename,
"path" : path
}
file.seek(0)
file.write(json.dumps(config))
file.truncate()
return path
@staticmethod
def download(videoid):
config = YouTubeHandler.getConfig(videoid)
if not os.path.exists(config['path']):
subprocess.run(['youtube-dl', '-x', '--restrict-filenames', '--audio-format', 'mp3', YouTubeHandler.url(videoid)])
print(os.listdir('.'))
os.rename(config['filename'], config['path'])
service_functions = {
'youtube' : YouTubeHandler,
'spotify' : {'url' : None, 'path' : None},
'soundcloud' : {'url' : None, 'path' : None}
}
if not os.path.exists(os.path.join('app', 'sounds')):
os.mkdir(os.path.join('app', 'sounds'))
if not os.path.exists(os.path.join('app', 'sounds', 'filenames.json')):
with open(os.path.join('app', 'sounds', 'filenames.json'), 'w+') as file:
json.dump({'youtube' : {} }, file)
# Streams a prepared MP3 back to the client
@app.route('/stream/<service>/<mediaid>')
def stream(service, mediaid):
prepare(service, mediaid)
if service == 'youtube':
config = YouTubeHandler.getConfig(mediaid)
return send_file(os.path.join(os.path.dirname(__file__), '..', config['path']), attachment_filename=config['filename'])
return '???'
# Prepares a URL for download, returning the duration it should play for if streamed
@app.route('/prepare/<service>/<mediaid>')
def prepare(service, mediaid):
filepath = service_functions[service].path(mediaid)
service_functions[service].download(mediaid)
print(filepath)
return str(MP3(filepath).info.length)