diff options
| -rw-r--r-- | youtube_dl/extractor/streamango.py | 35 |
1 files changed, 32 insertions, 3 deletions
diff --git a/youtube_dl/extractor/streamango.py b/youtube_dl/extractor/streamango.py index a9e34c027..58c03f11a 100644 --- a/youtube_dl/extractor/streamango.py +++ b/youtube_dl/extractor/streamango.py @@ -38,6 +38,27 @@ class StreamangoIE(InfoExtractor): }] def _real_extract(self, url): + def decrypt_src(str_, val): + k = '=/+9876543210zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA' + str_ = re.sub(r'[^A-Za-z0-9+/=]', '', str_) + src = '' + sm = [None] * 4 + i = 0 + str_len = len(str_) + while i < str_len: + for j in range(4): + sm[j % 4] = k.index(str_[i]) + i += 1 + charCode = ((sm[0] << 0x2) | (sm[1] >> 0x4)) ^ val + src += chr(charCode) + if (sm[2] != 0x40): + charCode = ((sm[1] & 0xf) << 0x4) | (sm[2] >> 0x2) + src += chr(charCode) + if (sm[3] != 0x40): + charCode = ((sm[2] & 0x3) << 0x6) | sm[3] + src += chr(charCode) + return src + video_id = self._match_id(url) webpage = self._download_webpage(url, video_id) @@ -45,14 +66,22 @@ class StreamangoIE(InfoExtractor): title = self._og_search_title(webpage, default=video_id) formats = [] - for format_ in re.findall(r'({[^}]*\bsrc\s*:\s*[^}]*})', webpage): + for format_ in re.findall(r'\(\s*({[^}]*\bsrc\s*:\s*[^}]*})', webpage): + mobj = re.search(r'(src\s*:\s*[^(]\(([^)]*)\)[\s,]*)', format_) + if mobj is None: + continue + format_ = format_.replace(mobj.group(0), '') + video = self._parse_json( format_, video_id, transform_source=js_to_json, fatal=False) if not video: continue - src = video.get('src') - if not src: + + mobj = re.search(r'[\'"](?P<src>[^\'"]+)[\'"]\s*,\s*(?P<val>\d+)', mobj.group(1)) + if mobj is None: continue + + src = decrypt_src(mobj.group('src'), int_or_none(mobj.group('val'))) ext = determine_ext(src, default_ext=None) if video.get('type') == 'application/dash+xml' or ext == 'mpd': formats.extend(self._extract_mpd_formats( |