X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube_dl%2Fextractor%2Fmixcloud.py;h=a56b7690f8703cb873cba7d59cb097afee1b8121;hb=70d35d166c1cfb14af20fb6d45ed820b6249f941;hp=25d3fc4b3bb27d122939cfcf2f08bb9d49bb3c27;hpb=745968bc72f5dcf1271559d58abd3f0d9a2ea01e;p=youtube-dl diff --git a/youtube_dl/extractor/mixcloud.py b/youtube_dl/extractor/mixcloud.py index 25d3fc4b3..a56b7690f 100644 --- a/youtube_dl/extractor/mixcloud.py +++ b/youtube_dl/extractor/mixcloud.py @@ -1,23 +1,27 @@ from __future__ import unicode_literals -import base64 import functools import itertools import re from .common import InfoExtractor from ..compat import ( + compat_b64decode, compat_chr, compat_ord, compat_str, compat_urllib_parse_unquote, compat_urlparse, + compat_zip ) from ..utils import ( clean_html, ExtractorError, + int_or_none, OnDemandPagedList, str_to_int, + try_get, + urljoin, ) @@ -54,27 +58,12 @@ class MixcloudIE(InfoExtractor): 'only_matching': True, }] - _keys = [ - 'return { requestAnimationFrame: function(callback) { callback(); }, innerHeight: 500 };', - 'pleasedontdownloadourmusictheartistswontgetpaid', - 'window.addEventListener = window.addEventListener || function() {};', - '(function() { return new Date().toLocaleDateString(); })()' - ] - _current_key = None - - # See https://www.mixcloud.com/media/js2/www_js_2.9e23256562c080482435196ca3975ab5.js - def _decrypt_play_info(self, play_info, video_id): - play_info = base64.b64decode(play_info.encode('ascii')) - for num, key in enumerate(self._keys, start=1): - try: - return self._parse_json( - ''.join([ - compat_chr(compat_ord(ch) ^ compat_ord(key[idx % len(key)])) - for idx, ch in enumerate(play_info)]), - video_id) - except ExtractorError: - if num == len(self._keys): - raise + @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): mobj = re.match(self._VALID_URL, url) @@ -84,54 +73,119 @@ class MixcloudIE(InfoExtractor): webpage = self._download_webpage(url, track_id) - if not self._current_key: - js_url = self._search_regex( - r'', + webpage, 'play info'), 'play info') + for item in full_info_json: + item_data = try_get( + item, lambda x: x['cloudcast']['data']['cloudcastLookup'], + dict) + if try_get(item_data, lambda x: x['streamInfo']['url']): + info_json = item_data + break + else: + raise ExtractorError('Failed to extract matching stream info') message = self._html_search_regex( r'(?s)