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yt-dlp/youtube_dlc/extractor/audius.py

225 lines
8.7 KiB
Python

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# 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'))