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-rw-r--r--youtube_dl/extractor/streamango.py48
1 files changed, 27 insertions, 21 deletions
diff --git a/youtube_dl/extractor/streamango.py b/youtube_dl/extractor/streamango.py
index 58c03f11a..08d84495a 100644
--- a/youtube_dl/extractor/streamango.py
+++ b/youtube_dl/extractor/streamango.py
@@ -4,6 +4,7 @@ from __future__ import unicode_literals
import re
from .common import InfoExtractor
+from ..compat import compat_chr
from ..utils import (
determine_ext,
int_or_none,
@@ -38,26 +39,26 @@ 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 = ''
+ def decrypt_src(encoded, val):
+ ALPHABET = '=/+9876543210zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA'
+ encoded = re.sub(r'[^A-Za-z0-9+/=]', '', encoded)
+ decoded = ''
sm = [None] * 4
i = 0
- str_len = len(str_)
+ str_len = len(encoded)
while i < str_len:
for j in range(4):
- sm[j % 4] = k.index(str_[i])
+ sm[j % 4] = ALPHABET.index(encoded[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
+ char_code = ((sm[0] << 0x2) | (sm[1] >> 0x4)) ^ val
+ decoded += compat_chr(char_code)
+ if sm[2] != 0x40:
+ char_code = ((sm[1] & 0xf) << 0x4) | (sm[2] >> 0x2)
+ decoded += compat_chr(char_code)
+ if sm[3] != 0x40:
+ char_code = ((sm[2] & 0x3) << 0x6) | sm[3]
+ decoded += compat_chr(char_code)
+ return decoded
video_id = self._match_id(url)
@@ -66,22 +67,27 @@ class StreamangoIE(InfoExtractor):
title = self._og_search_title(webpage, default=video_id)
formats = []
- for format_ in re.findall(r'\(\s*({[^}]*\bsrc\s*:\s*[^}]*})', webpage):
- mobj = re.search(r'(src\s*:\s*[^(]\(([^)]*)\)[\s,]*)', format_)
+ for format_ in re.findall(r'({[^}]*\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
+ format_, video_id, transform_source=js_to_json,
+ fatal=False) or {}
- mobj = re.search(r'[\'"](?P<src>[^\'"]+)[\'"]\s*,\s*(?P<val>\d+)', mobj.group(1))
+ mobj = re.search(
+ r'([\'"])(?P<src>(?:(?!\1).)+)\1\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')))
+ if not src:
+ continue
+
ext = determine_ext(src, default_ext=None)
if video.get('type') == 'application/dash+xml' or ext == 'mpd':
formats.extend(self._extract_mpd_formats(