diff options
| -rw-r--r-- | test/test_jsinterp.py | 7 | ||||
| -rw-r--r-- | youtube_dl/extractor/openload.py | 65 | ||||
| -rw-r--r-- | youtube_dl/jsinterp.py | 4 |
3 files changed, 67 insertions, 9 deletions
diff --git a/test/test_jsinterp.py b/test/test_jsinterp.py index 63c350b8f..a9abae5f5 100644 --- a/test/test_jsinterp.py +++ b/test/test_jsinterp.py @@ -104,6 +104,13 @@ class TestJSInterpreter(unittest.TestCase): }''') self.assertEqual(jsi.call_function('x'), [20, 20, 30, 40, 50]) + def test_call(self): + jsi = JSInterpreter(''' + function x() { return 2; } + function y(a) { return x() + a; } + function z() { return y(3); } + ''') + self.assertEqual(jsi.call_function('z'), 5) if __name__ == '__main__': unittest.main() diff --git a/youtube_dl/extractor/openload.py b/youtube_dl/extractor/openload.py index d3d4101de..7f19b1ba5 100644 --- a/youtube_dl/extractor/openload.py +++ b/youtube_dl/extractor/openload.py @@ -1,6 +1,8 @@ # coding: utf-8 from __future__ import unicode_literals, division +import re + from .common import InfoExtractor from ..compat import ( compat_chr, @@ -10,6 +12,10 @@ from ..utils import ( determine_ext, ExtractorError, ) +from ..jsinterp import ( + JSInterpreter, + _NAME_RE +) class OpenloadIE(InfoExtractor): @@ -56,6 +62,44 @@ class OpenloadIE(InfoExtractor): 'only_matching': True, }] + def openload_decode(self, txt): + symbol_dict = { + '(ﾟДﾟ) [ﾟΘﾟ]': '_', + '(ﾟДﾟ) [ﾟωﾟﾉ]': 'a', + '(ﾟДﾟ) [ﾟΘﾟﾉ]': 'b', + '(ﾟДﾟ) [\'c\']': 'c', + '(ﾟДﾟ) [ﾟｰﾟﾉ]': 'd', + '(ﾟДﾟ) [ﾟДﾟﾉ]': 'e', + '(ﾟДﾟ) [1]': 'f', + '(ﾟДﾟ) [\'o\']': 'o', + '(oﾟｰﾟo)': 'u', + '(ﾟДﾟ) [\'c\']': 'c', + '((ﾟｰﾟ) + (o^_^o))': '7', + '((o^_^o) +(o^_^o) +(c^_^o))': '6', + '((ﾟｰﾟ) + (ﾟΘﾟ))': '5', + '(-~3)': '4', + '(-~-~1)': '3', + '(-~1)': '2', + '(-~0)': '1', + '((c^_^o)-(c^_^o))': '0', + } + delim = '(ﾟДﾟ)[ﾟεﾟ]+' + end_token = '(ﾟДﾟ)[ﾟoﾟ]' + symbols = '|'.join(map(re.escape, symbol_dict.keys())) + txt = re.sub('(%s)\+\s?' % symbols, lambda m: symbol_dict[m.group(1)], txt) + ret = '' + for aacode in re.findall(r'{0}\+\s?{1}(.*?){0}'.format(re.escape(end_token), re.escape(delim)), txt): + for aachar in aacode.split(delim): + if aachar.isdigit(): + ret += compat_chr(int(aachar, 8)) + else: + m = re.match(r'^u([\da-f]{4})$', aachar) + if m: + ret += compat_chr(int(m.group(1), 16)) + else: + self.report_warning("Cannot decode: %s" % aachar) + return ret + def _real_extract(self, url): video_id = self._match_id(url) webpage = self._download_webpage('https://openload.co/embed/%s/' % video_id, video_id) @@ -70,19 +114,26 @@ class OpenloadIE(InfoExtractor): r'<span[^>]*>([^<]+)</span>\s*<span[^>]*>[^<]+</span>\s*<span[^>]+id="streamurl"', webpage, 'encrypted data') - magic = compat_ord(enc_data[-1]) + enc_code = self._html_search_regex(r'<script[^>]+>(ﾟωﾟ[^<]+)</script>', + webpage, 'encrypted code') + + js_code = self.openload_decode(enc_code) + jsi = JSInterpreter(js_code) + + m_offset_fun = self._search_regex(r'slice\(0\s*-\s*(%s)\(\)' % _NAME_RE, js_code, 'javascript offset function') + m_diff_fun = self._search_regex(r'charCodeAt\(0\)\s*\+\s*(%s)\(\)' % _NAME_RE, js_code, 'javascript diff function') + + offset = jsi.call_function(m_offset_fun) + diff = jsi.call_function(m_diff_fun) + video_url_chars = [] for idx, c in enumerate(enc_data): j = compat_ord(c) - if j == magic: - j -= 1 - elif j == magic - 1: - j += 1 if j >= 33 and j <= 126: j = ((j + 14) % 94) + 33 - if idx == len(enc_data) - 1: - j += 3 + if idx == len(enc_data) - offset: + j += diff video_url_chars += compat_chr(j) video_url = 'https://openload.co/stream/%s?mime=true' % ''.join(video_url_chars) diff --git a/youtube_dl/jsinterp.py b/youtube_dl/jsinterp.py index 9737f7002..a8df4aef0 100644 --- a/youtube_dl/jsinterp.py +++ b/youtube_dl/jsinterp.py @@ -198,12 +198,12 @@ class JSInterpreter(object): return opfunc(x, y) m = re.match( - r'^(?P<func>%s)\((?P<args>[a-zA-Z0-9_$,]+)\)$' % _NAME_RE, expr) + r'^(?P<func>%s)\((?P<args>[a-zA-Z0-9_$,]*)\)$' % _NAME_RE, expr) if m: fname = m.group('func') argvals = tuple([ int(v) if v.isdigit() else local_vars[v] - for v in m.group('args').split(',')]) + for v in m.group('args').split(',')]) if len(m.group('args')) > 0 else tuple() if fname not in self._functions: self._functions[fname] = self.extract_function(fname) return self._functions[fname](argvals) |