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[mixcloud] Extract decrypt key
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16393d6535
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da20951a57
@ -9,6 +9,7 @@
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from ..compat import (
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compat_chr,
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compat_ord,
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compat_str,
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compat_urllib_parse_unquote,
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compat_urlparse,
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)
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@ -53,15 +54,18 @@ class MixcloudIE(InfoExtractor):
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'only_matching': True,
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}]
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_keys = [
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'return { requestAnimationFrame: function(callback) { callback(); }, innerHeight: 500 };',
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'pleasedontdownloadourmusictheartistswontgetpaid',
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'window.addEventListener = window.addEventListener || function() {};',
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'(function() { return new Date().toLocaleDateString(); })()'
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]
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_current_key = None
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# See https://www.mixcloud.com/media/js2/www_js_2.9e23256562c080482435196ca3975ab5.js
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def _decrypt_play_info(self, play_info, video_id):
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KEYS = (
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'pleasedontdownloadourmusictheartistswontgetpaid',
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'window.addEventListener = window.addEventListener || function() {};',
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'(function() { return new Date().toLocaleDateString(); })()',
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)
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play_info = base64.b64decode(play_info.encode('ascii'))
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for num, key in enumerate(KEYS, start=1):
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for num, key in enumerate(self._keys, start=1):
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try:
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return self._parse_json(
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''.join([
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@ -69,7 +73,7 @@ def _decrypt_play_info(self, play_info, video_id):
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for idx, ch in enumerate(play_info)]),
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video_id)
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except ExtractorError:
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if num == len(KEYS):
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if num == len(self._keys):
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raise
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def _real_extract(self, url):
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@ -80,6 +84,20 @@ def _real_extract(self, url):
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webpage = self._download_webpage(url, track_id)
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if not self._current_key:
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js_url = self._search_regex(
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r'<script[^>]+\bsrc=["\"](https://(?:www\.)?mixcloud\.com/media/js2/www_js_4\.[^>]+\.js)',
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webpage, 'js url', default=None)
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if js_url:
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js = self._download_webpage(js_url, track_id, fatal=False)
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if js:
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key = self._search_regex(
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r'player\s*:\s*{.*?\bvalue\s*:\s*(["\'])(?P<key>(?:(?!\1).)+)\1',
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js, 'key', default=None, group='key')
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if key and isinstance(key, compat_str):
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self._keys.insert(0, key)
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self._current_key = key
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message = self._html_search_regex(
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r'(?s)<div[^>]+class="global-message cloudcast-disabled-notice-light"[^>]*>(.+?)<(?:a|/div)',
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webpage, 'error message', default=None)
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