youtube-dl/youtube_dl/extractor/mixcloud.py
Remita Amine 5d92b407e0 [mixcloud] improve extraction
- improve metadata extraction(closes #11721)
- fix playlist extraction(closes #22378)
- fix user mixes extraction(closes #15197)(closes #17865)
2019-11-06 20:41:49 +01:00

351 lines
11 KiB
Python

from __future__ import unicode_literals
import itertools
import re
from .common import InfoExtractor
from ..compat import (
compat_b64decode,
compat_chr,
compat_ord,
compat_str,
compat_urllib_parse_unquote,
compat_zip
)
from ..utils import (
int_or_none,
parse_iso8601,
strip_or_none,
try_get,
)
class MixcloudBaseIE(InfoExtractor):
def _call_api(self, object_type, object_fields, display_id, username, slug=None):
lookup_key = object_type + 'Lookup'
return self._download_json(
'https://www.mixcloud.com/graphql', display_id, query={
'query': '''{
%s(lookup: {username: "%s"%s}) {
%s
}
}''' % (lookup_key, username, ', slug: "%s"' % slug if slug else '', object_fields)
})['data'][lookup_key]
class MixcloudIE(MixcloudBaseIE):
_VALID_URL = r'https?://(?:(?:www|beta|m)\.)?mixcloud\.com/([^/]+)/(?!stream|uploads|favorites|listens|playlists)([^/]+)'
IE_NAME = 'mixcloud'
_TESTS = [{
'url': 'http://www.mixcloud.com/dholbach/cryptkeeper/',
'info_dict': {
'id': 'dholbach_cryptkeeper',
'ext': 'm4a',
'title': 'Cryptkeeper',
'description': 'After quite a long silence from myself, finally another Drum\'n\'Bass mix with my favourite current dance floor bangers.',
'uploader': 'Daniel Holbach',
'uploader_id': 'dholbach',
'thumbnail': r're:https?://.*\.jpg',
'view_count': int,
'timestamp': 1321359578,
'upload_date': '20111115',
},
}, {
'url': 'http://www.mixcloud.com/gillespeterson/caribou-7-inch-vinyl-mix-chat/',
'info_dict': {
'id': 'gillespeterson_caribou-7-inch-vinyl-mix-chat',
'ext': 'mp3',
'title': 'Caribou 7 inch Vinyl Mix & Chat',
'description': 'md5:2b8aec6adce69f9d41724647c65875e8',
'uploader': 'Gilles Peterson Worldwide',
'uploader_id': 'gillespeterson',
'thumbnail': 're:https?://.*',
'view_count': int,
'timestamp': 1422987057,
'upload_date': '20150203',
},
}, {
'url': 'https://beta.mixcloud.com/RedLightRadio/nosedrip-15-red-light-radio-01-18-2016/',
'only_matching': True,
}]
_DECRYPTION_KEY = 'IFYOUWANTTHEARTISTSTOGETPAIDDONOTDOWNLOADFROMMIXCLOUD'
@staticmethod
def _decrypt_xor_cipher(key, ciphertext):
"""Encrypt/Decrypt XOR cipher. Both ways are possible because it's XOR."""
return ''.join([
compat_chr(compat_ord(ch) ^ compat_ord(k))
for ch, k in compat_zip(ciphertext, itertools.cycle(key))])
def _real_extract(self, url):
username, slug = re.match(self._VALID_URL, url).groups()
username, slug = compat_urllib_parse_unquote(username), compat_urllib_parse_unquote(slug)
track_id = '%s_%s' % (username, slug)
cloudcast = self._call_api('cloudcast', '''audioLength
comments(first: 100) {
edges {
node {
comment
created
user {
displayName
username
}
}
}
totalCount
}
description
favorites {
totalCount
}
featuringArtistList
isExclusive
name
owner {
displayName
url
username
}
picture(width: 1024, height: 1024) {
url
}
plays
publishDate
reposts {
totalCount
}
streamInfo {
dashUrl
hlsUrl
url
}
tags {
tag {
name
}
}''', track_id, username, slug)
title = cloudcast['name']
stream_info = cloudcast['streamInfo']
formats = []
for url_key in ('url', 'hlsUrl', 'dashUrl'):
format_url = stream_info.get(url_key)
if not format_url:
continue
decrypted = self._decrypt_xor_cipher(
self._DECRYPTION_KEY, compat_b64decode(format_url))
if url_key == 'hlsUrl':
formats.extend(self._extract_m3u8_formats(
decrypted, track_id, 'mp4', entry_protocol='m3u8_native',
m3u8_id='hls', fatal=False))
elif url_key == 'dashUrl':
formats.extend(self._extract_mpd_formats(
decrypted, track_id, mpd_id='dash', fatal=False))
else:
formats.append({
'format_id': 'http',
'url': decrypted,
'downloader_options': {
# Mixcloud starts throttling at >~5M
'http_chunk_size': 5242880,
},
})
if not formats and cloudcast.get('isExclusive'):
self.raise_login_required()
self._sort_formats(formats)
comments = []
for edge in (try_get(cloudcast, lambda x: x['comments']['edges']) or []):
node = edge.get('node') or {}
text = strip_or_none(node.get('comment'))
if not text:
continue
user = node.get('user') or {}
comments.append({
'author': user.get('displayName'),
'author_id': user.get('username'),
'text': text,
'timestamp': parse_iso8601(node.get('created')),
})
tags = []
for t in cloudcast.get('tags'):
tag = try_get(t, lambda x: x['tag']['name'], compat_str)
if not tag:
tags.append(tag)
get_count = lambda x: int_or_none(try_get(cloudcast, lambda y: y[x]['totalCount']))
owner = cloudcast.get('owner') or {}
return {
'id': track_id,
'title': title,
'formats': formats,
'description': cloudcast.get('description'),
'thumbnail': try_get(cloudcast, lambda x: x['picture']['url'], compat_str),
'uploader': owner.get('displayName'),
'timestamp': parse_iso8601(cloudcast.get('publishDate')),
'uploader_id': owner.get('username'),
'uploader_url': owner.get('url'),
'duration': int_or_none(cloudcast.get('audioLength')),
'view_count': int_or_none(cloudcast.get('plays')),
'like_count': get_count('favorites'),
'repost_count': get_count('reposts'),
'comment_count': get_count('comments'),
'comments': comments,
'tags': tags,
'artist': ', '.join(cloudcast.get('featuringArtistList') or []) or None,
}
class MixcloudPlaylistBaseIE(MixcloudBaseIE):
def _get_cloudcast(self, node):
return node
def _get_playlist_title(self, title, slug):
return title
def _real_extract(self, url):
username, slug = re.match(self._VALID_URL, url).groups()
username = compat_urllib_parse_unquote(username)
if not slug:
slug = 'uploads'
else:
slug = compat_urllib_parse_unquote(slug)
playlist_id = '%s_%s' % (username, slug)
is_playlist_type = self._ROOT_TYPE == 'playlist'
playlist_type = 'items' if is_playlist_type else slug
list_filter = ''
has_next_page = True
entries = []
while has_next_page:
playlist = self._call_api(
self._ROOT_TYPE, '''%s
%s
%s(first: 100%s) {
edges {
node {
%s
}
}
pageInfo {
endCursor
hasNextPage
}
}''' % (self._TITLE_KEY, self._DESCRIPTION_KEY, playlist_type, list_filter, self._NODE_TEMPLATE),
playlist_id, username, slug if is_playlist_type else None)
items = playlist.get(playlist_type) or {}
for edge in items.get('edges', []):
cloudcast = self._get_cloudcast(edge.get('node') or {})
cloudcast_url = cloudcast.get('url')
if not cloudcast_url:
continue
entries.append(self.url_result(
cloudcast_url, MixcloudIE.ie_key(), cloudcast.get('slug')))
page_info = items['pageInfo']
has_next_page = page_info['hasNextPage']
list_filter = ', after: "%s"' % page_info['endCursor']
return self.playlist_result(
entries, playlist_id,
self._get_playlist_title(playlist[self._TITLE_KEY], slug),
playlist.get(self._DESCRIPTION_KEY))
class MixcloudUserIE(MixcloudPlaylistBaseIE):
_VALID_URL = r'https?://(?:www\.)?mixcloud\.com/(?P<id>[^/]+)/(?P<type>uploads|favorites|listens|stream)?/?$'
IE_NAME = 'mixcloud:user'
_TESTS = [{
'url': 'http://www.mixcloud.com/dholbach/',
'info_dict': {
'id': 'dholbach_uploads',
'title': 'Daniel Holbach (uploads)',
'description': 'md5:b60d776f0bab534c5dabe0a34e47a789',
},
'playlist_mincount': 36,
}, {
'url': 'http://www.mixcloud.com/dholbach/uploads/',
'info_dict': {
'id': 'dholbach_uploads',
'title': 'Daniel Holbach (uploads)',
'description': 'md5:b60d776f0bab534c5dabe0a34e47a789',
},
'playlist_mincount': 36,
}, {
'url': 'http://www.mixcloud.com/dholbach/favorites/',
'info_dict': {
'id': 'dholbach_favorites',
'title': 'Daniel Holbach (favorites)',
'description': 'md5:b60d776f0bab534c5dabe0a34e47a789',
},
# 'params': {
# 'playlist_items': '1-100',
# },
'playlist_mincount': 396,
}, {
'url': 'http://www.mixcloud.com/dholbach/listens/',
'info_dict': {
'id': 'dholbach_listens',
'title': 'Daniel Holbach (listens)',
'description': 'md5:b60d776f0bab534c5dabe0a34e47a789',
},
# 'params': {
# 'playlist_items': '1-100',
# },
'playlist_mincount': 1623,
'skip': 'Large list',
}, {
'url': 'https://www.mixcloud.com/FirstEar/stream/',
'info_dict': {
'id': 'FirstEar_stream',
'title': 'First Ear (stream)',
'description': 'Curators of good music\r\n\r\nfirstearmusic.com',
},
'playlist_mincount': 271,
}]
_TITLE_KEY = 'displayName'
_DESCRIPTION_KEY = 'biog'
_ROOT_TYPE = 'user'
_NODE_TEMPLATE = '''slug
url'''
def _get_playlist_title(self, title, slug):
return '%s (%s)' % (title, slug)
class MixcloudPlaylistIE(MixcloudPlaylistBaseIE):
_VALID_URL = r'https?://(?:www\.)?mixcloud\.com/(?P<user>[^/]+)/playlists/(?P<playlist>[^/]+)/?$'
IE_NAME = 'mixcloud:playlist'
_TESTS = [{
'url': 'https://www.mixcloud.com/maxvibes/playlists/jazzcat-on-ness-radio/',
'info_dict': {
'id': 'maxvibes_jazzcat-on-ness-radio',
'title': 'Ness Radio sessions',
},
'playlist_mincount': 59,
}]
_TITLE_KEY = 'name'
_DESCRIPTION_KEY = 'description'
_ROOT_TYPE = 'playlist'
_NODE_TEMPLATE = '''cloudcast {
slug
url
}'''
def _get_cloudcast(self, node):
return node.get('cloudcast') or {}