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[Audius] Add extractor (Closes #40)

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Related: https://github.com/ytdl-org/youtube-dl/pull/27360
Related: https://github.com/ytdl-org/youtube-dl/issues/24216

Direct API URLs are not currently supported. See https://github.com/ytdl-org/youtube-dl/pull/27360#issuecomment-757123708 for details

Co-authored by: qulas
This commit is contained in:
pukkandan 2021-01-29 22:30:22 +05:30
parent 105b0b700e
commit caa15a7b57
2 changed files with 225 additions and 0 deletions
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224
youtube_dlc/extractor/audius.py Normal file
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@ -0,0 +1,224 @@
# coding: utf-8
from __future__ import unicode_literals
import random
import re
from .common import InfoExtractor
from ..utils import ExtractorError, try_get, compat_str, str_or_none
from ..compat import compat_urllib_parse_unquote
class AudiusBaseIE(InfoExtractor):
_API_BASE = None
_API_V = '/v1'
def _get_response_data(self, response):
if isinstance(response, dict):
response_data = response.get('data')
if response_data is not None:
return response_data
if len(response) == 1 and 'message' in response:
raise ExtractorError('API error: %s' % response['message'],
expected=True)
raise ExtractorError('Unexpected API response')
def _select_api_base(self):
"""Selecting one of the currently available API hosts"""
response = super(AudiusBaseIE, self)._download_json(
'https://api.audius.co/', None,
note='Requesting available API hosts',
errnote='Unable to request available API hosts')
hosts = self._get_response_data(response)
if isinstance(hosts, list):
self._API_BASE = random.choice(hosts)
return
raise ExtractorError('Unable to get available API hosts')
@staticmethod
def _prepare_url(url, title):
"""
Audius removes forward slashes from the uri, but leaves backslashes.
The problem is that the current version of Chrome replaces backslashes
in the address bar with a forward slashes, so if you copy the link from
there and paste it into youtube-dl, you won't be able to download
anything from this link, since the Audius API won't be able to resolve
this url
"""
url = compat_urllib_parse_unquote(url)
title = compat_urllib_parse_unquote(title)
if '/' in title or '%2F' in title:
fixed_title = title.replace('/', '%5C').replace('%2F', '%5C')
return url.replace(title, fixed_title)
return url
def _api_request(self, path, item_id=None, note='Downloading JSON metadata',
errnote='Unable to download JSON metadata',
expected_status=None):
if self._API_BASE is None:
self._select_api_base()
try:
response = super(AudiusBaseIE, self)._download_json(
'%s%s%s' % (self._API_BASE, self._API_V, path), item_id, note=note,
errnote=errnote, expected_status=expected_status)
except ExtractorError as exc:
# some of Audius API hosts may not work as expected and return HTML
if 'Failed to parse JSON' in compat_str(exc):
raise ExtractorError('An error occurred while receiving data. Try again',
expected=True)
raise exc
return self._get_response_data(response)
def _resolve_url(self, url, item_id):
return self._api_request('/resolve?url=%s' % url, item_id,
expected_status=404)
class AudiusIE(AudiusBaseIE):
_VALID_URL = r'''(?x)https?://(?:www\.)?(?:audius\.co/(?P<uploader>[\w\d-]+)(?!/album|/playlist)/(?P<title>\S+))'''
_TESTS = [
{
# URL from Chrome address bar which replace backslash to forward slash
'url': 'https://audius.co/test_acc/t%D0%B5%D0%B5%D0%B5est-1.%5E_%7B%7D/%22%3C%3E.%E2%84%96~%60-198631',
'md5': '92c35d3e754d5a0f17eef396b0d33582',
'info_dict': {
'id': 'xd8gY',
'title': '''Tеееest/ 1.!@#$%^&*()_+=[]{};'\\\":<>,.?/№~`''',
'ext': 'mp3',
'description': 'Description',
'duration': 30,
'track': '''Tеееest/ 1.!@#$%^&*()_+=[]{};'\\\":<>,.?/№~`''',
'artist': 'test',
'genre': 'Electronic',
'thumbnail': r're:https?://.*\.jpg',
'view_count': int,
'like_count': int,
'repost_count': int,
}
},
{
# Regular track
'url': 'https://audius.co/voltra/radar-103692',
'md5': '491898a0a8de39f20c5d6a8a80ab5132',
'info_dict': {
'id': 'KKdy2',
'title': 'RADAR',
'ext': 'mp3',
'duration': 318,
'track': 'RADAR',
'artist': 'voltra',
'genre': 'Trance',
'thumbnail': r're:https?://.*\.jpg',
'view_count': int,
'like_count': int,
'repost_count': int,
}
},
]
_ARTWORK_MAP = {
"150x150": 150,
"480x480": 480,
"1000x1000": 1000
}
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
uploader, title, track_id = mobj.groups()
if track_id is None:
url = self._prepare_url(url, title)
track_data = self._resolve_url(url, title)
else: # API link
track_data = self._api_request('/tracks/%s' % track_id, track_id)
if not isinstance(track_data, dict):
raise ExtractorError('Unexpected API response')
track_id = track_data.get('id')
if track_id is None:
raise ExtractorError('Unable to get ID of the track')
artworks_data = track_data.get('artwork')
thumbnails = []
if isinstance(artworks_data, dict):
for quality_key, thumbnail_url in artworks_data.items():
thumbnail = {
"url": thumbnail_url
}
quality_code = self._ARTWORK_MAP.get(quality_key)
if quality_code is not None:
thumbnail['preference'] = quality_code
thumbnails.append(thumbnail)
return {
'id': track_id,
'title': track_data.get('title', title),
'url': '%s/v1/tracks/%s/stream' % (self._API_BASE, track_id),
'ext': 'mp3',
'description': track_data.get('description'),
'duration': track_data.get('duration'),
'track': track_data.get('title'),
'artist': try_get(track_data, lambda x: x['user']['name'], compat_str),
'genre': track_data.get('genre'),
'thumbnails': thumbnails,
'view_count': track_data.get('play_count'),
'like_count': track_data.get('favorite_count'),
'repost_count': track_data.get('repost_count'),
}
class AudiusPlaylistIE(AudiusBaseIE):
_VALID_URL = r'https?://(?:www\.)?audius\.co/(?P<uploader>[\w\d-]+)/(?:album|playlist)/(?P<title>\S+)'
IE_NAME = 'audius:playlist'
_TEST = {
'url': 'https://audius.co/test_acc/playlist/test-playlist-22910',
'info_dict': {
'id': 'DNvjN',
'title': 'test playlist',
'description': 'Test description\n\nlol',
},
'playlist_count': 175,
}
def _build_playlist(self, tracks):
entries = []
for track in tracks:
if not isinstance(track, dict):
raise ExtractorError('Unexpected API response')
track_id = str_or_none(track.get('id'))
if not track_id:
raise ExtractorError('Unable to get track ID from playlist')
entries.append(self.url_result(
'%s%s/tracks/%s' % (self._API_BASE, self._API_V, track_id),
ie=AudiusIE.ie_key(), video_id=track_id))
return entries
def _real_extract(self, url):
self._select_api_base()
mobj = re.match(self._VALID_URL, url)
uploader, title = mobj.groups()
url = self._prepare_url(url, title)
playlist_response = self._resolve_url(url, title)
if not isinstance(playlist_response, list) or len(playlist_response) != 1:
raise ExtractorError('Unexpected API response')
playlist_data = playlist_response[0]
if not isinstance(playlist_data, dict):
raise ExtractorError('Unexpected API response')
playlist_id = playlist_data.get('id')
if playlist_id is None:
raise ExtractorError('Unable to get playlist ID')
playlist_tracks = self._api_request(
'/playlists/%s/tracks' % playlist_id,
title, note='Downloading playlist tracks metadata',
errnote='Unable to download playlist tracks metadata')
if not isinstance(playlist_tracks, list):
raise ExtractorError('Unexpected API response')
entries = self._build_playlist(playlist_tracks)
return self.playlist_result(entries, playlist_id,
playlist_data.get('playlist_name', title),
playlist_data.get('description'))

1
youtube_dlc/extractor/extractors.py
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@ -90,6 +90,7 @@ from .atvat import ATVAtIE
from .audimedia import AudiMediaIE from .audimedia import AudiMediaIE
from .audioboom import AudioBoomIE from .audioboom import AudioBoomIE
from .audiomack import AudiomackIE, AudiomackAlbumIE from .audiomack import AudiomackIE, AudiomackAlbumIE
from .audius import AudiusIE, AudiusPlaylistIE
from .awaan import ( from .awaan import (
AWAANIE, AWAANIE,
AWAANVideoIE, AWAANVideoIE,