diff options
| -rw-r--r-- | youtube_dl/extractor/mixcloud.py | 43 |
1 files changed, 20 insertions, 23 deletions
diff --git a/youtube_dl/extractor/mixcloud.py b/youtube_dl/extractor/mixcloud.py index 5cf42198d..d4a4963ee 100644 --- a/youtube_dl/extractor/mixcloud.py +++ b/youtube_dl/extractor/mixcloud.py @@ -1,19 +1,20 @@ from __future__ import unicode_literals +import base64 import functools import re from .common import InfoExtractor from ..compat import ( + compat_chr, + compat_ord, compat_urllib_parse_unquote, compat_urlparse, ) from ..utils import ( clean_html, ExtractorError, - HEADRequest, OnDemandPagedList, - NO_DEFAULT, parse_count, str_to_int, ) @@ -45,22 +46,22 @@ class MixcloudIE(InfoExtractor): 'description': 'md5:2b8aec6adce69f9d41724647c65875e8', 'uploader': 'Gilles Peterson Worldwide', 'uploader_id': 'gillespeterson', - 'thumbnail': 're:https?://.*/images/', + 'thumbnail': 're:https?://.*', 'view_count': int, 'like_count': int, }, }] - def _check_url(self, url, track_id, ext): - try: - # We only want to know if the request succeed - # don't download the whole file - self._request_webpage( - HEADRequest(url), track_id, - 'Trying %s URL' % ext) - return True - except ExtractorError: - return False + # See https://www.mixcloud.com/media/js2/www_js_2.9e23256562c080482435196ca3975ab5.js + @staticmethod + def _decrypt_play_info(play_info): + KEY = 'pleasedontdownloadourmusictheartistswontgetpaid' + + play_info = base64.b64decode(play_info.encode('ascii')) + + return ''.join([ + compat_chr(compat_ord(ch) ^ compat_ord(KEY[idx % len(KEY)])) + for idx, ch in enumerate(play_info)]) def _real_extract(self, url): mobj = re.match(self._VALID_URL, url) @@ -74,19 +75,15 @@ class MixcloudIE(InfoExtractor): r'(?s)<div[^>]+class="global-message cloudcast-disabled-notice-light"[^>]*>(.+?)<(?:a|/div)', webpage, 'error message', default=None) - preview_url = self._search_regex( - r'\s(?:data-preview-url|m-preview)="([^"]+)"', - webpage, 'preview url', default=None if message else NO_DEFAULT) + encrypted_play_info = self._search_regex( + r'm-play-info="([^"]+)"', webpage, 'play info') + play_info = self._parse_json( + self._decrypt_play_info(encrypted_play_info), track_id) - if message: + if message and 'stream_url' not in play_info: raise ExtractorError('%s said: %s' % (self.IE_NAME, message), expected=True) - song_url = re.sub(r'audiocdn(\d+)', r'stream\1', preview_url) - song_url = song_url.replace('/previews/', '/c/originals/') - if not self._check_url(song_url, track_id, 'mp3'): - song_url = song_url.replace('.mp3', '.m4a').replace('originals/', 'm4a/64/') - if not self._check_url(song_url, track_id, 'm4a'): - raise ExtractorError('Unable to extract track url') + song_url = play_info['stream_url'] PREFIX = ( r'm-play-on-spacebar[^>]+' |