c96f472a39e569c7dfb88682d36fad9ed6ce2c10
[youtube-dl] / youtube_dl / extractor / myvideo.py
1 from __future__ import unicode_literals
2
3 import binascii
4 import base64
5 import hashlib
6 import re
7 import json
8
9 from .common import InfoExtractor
10 from ..compat import (
11     compat_ord,
12     compat_urllib_parse,
13     compat_urllib_parse_unquote,
14     compat_urllib_request,
15 )
16 from ..utils import (
17     ExtractorError,
18 )
19
20
21 class MyVideoIE(InfoExtractor):
22     _VALID_URL = r'http://(?:www\.)?myvideo\.de/(?:[^/]+/)?watch/(?P<id>[0-9]+)/[^?/]+.*'
23     IE_NAME = 'myvideo'
24     _TEST = {
25         'url': 'http://www.myvideo.de/watch/8229274/bowling_fail_or_win',
26         'md5': '2d2753e8130479ba2cb7e0a37002053e',
27         'info_dict': {
28             'id': '8229274',
29             'ext': 'flv',
30             'title': 'bowling-fail-or-win',
31         }
32     }
33
34     # Original Code from: https://github.com/dersphere/plugin.video.myvideo_de.git
35     # Released into the Public Domain by Tristan Fischer on 2013-05-19
36     # https://github.com/rg3/youtube-dl/pull/842
37     def __rc4crypt(self, data, key):
38         x = 0
39         box = list(range(256))
40         for i in list(range(256)):
41             x = (x + box[i] + compat_ord(key[i % len(key)])) % 256
42             box[i], box[x] = box[x], box[i]
43         x = 0
44         y = 0
45         out = ''
46         for char in data:
47             x = (x + 1) % 256
48             y = (y + box[x]) % 256
49             box[x], box[y] = box[y], box[x]
50             out += chr(compat_ord(char) ^ box[(box[x] + box[y]) % 256])
51         return out
52
53     def __md5(self, s):
54         return hashlib.md5(s).hexdigest().encode()
55
56     def _real_extract(self, url):
57         mobj = re.match(self._VALID_URL, url)
58         video_id = mobj.group('id')
59
60         GK = (
61             b'WXpnME1EZGhNRGhpTTJNM01XVmhOREU0WldNNVpHTTJOakpt'
62             b'TW1FMU5tVTBNR05pWkRaa05XRXhNVFJoWVRVd1ptSXhaVEV3'
63             b'TnpsbA0KTVRkbU1tSTRNdz09'
64         )
65
66         # Get video webpage
67         webpage_url = 'http://www.myvideo.de/watch/%s' % video_id
68         webpage = self._download_webpage(webpage_url, video_id)
69
70         mobj = re.search('source src=\'(.+?)[.]([^.]+)\'', webpage)
71         if mobj is not None:
72             self.report_extraction(video_id)
73             video_url = mobj.group(1) + '.flv'
74
75             video_title = self._html_search_regex('<title>([^<]+)</title>',
76                                                   webpage, 'title')
77
78             return {
79                 'id': video_id,
80                 'url': video_url,
81                 'title': video_title,
82             }
83
84         mobj = re.search(r'data-video-service="/service/data/video/%s/config' % video_id, webpage)
85         if mobj is not None:
86             request = compat_urllib_request.Request('http://www.myvideo.de/service/data/video/%s/config' % video_id, '')
87             response = self._download_webpage(request, video_id,
88                                               'Downloading video info')
89             info = json.loads(base64.b64decode(response).decode('utf-8'))
90             return {
91                 'id': video_id,
92                 'title': info['title'],
93                 'url': info['streaming_url'].replace('rtmpe', 'rtmpt'),
94                 'play_path': info['filename'],
95                 'ext': 'flv',
96                 'thumbnail': info['thumbnail'][0]['url'],
97             }
98
99         # try encxml
100         mobj = re.search('var flashvars={(.+?)}', webpage)
101         if mobj is None:
102             raise ExtractorError('Unable to extract video')
103
104         params = {}
105         encxml = ''
106         sec = mobj.group(1)
107         for (a, b) in re.findall('(.+?):\'(.+?)\',?', sec):
108             if not a == '_encxml':
109                 params[a] = b
110             else:
111                 encxml = compat_urllib_parse_unquote(b)
112         if not params.get('domain'):
113             params['domain'] = 'www.myvideo.de'
114         xmldata_url = '%s?%s' % (encxml, compat_urllib_parse.urlencode(params))
115         if 'flash_playertype=MTV' in xmldata_url:
116             self._downloader.report_warning('avoiding MTV player')
117             xmldata_url = (
118                 'http://www.myvideo.de/dynamic/get_player_video_xml.php'
119                 '?flash_playertype=D&ID=%s&_countlimit=4&autorun=yes'
120             ) % video_id
121
122         # get enc data
123         enc_data = self._download_webpage(xmldata_url, video_id).split('=')[1]
124         enc_data_b = binascii.unhexlify(enc_data)
125         sk = self.__md5(
126             base64.b64decode(base64.b64decode(GK)) +
127             self.__md5(
128                 str(video_id).encode('utf-8')
129             )
130         )
131         dec_data = self.__rc4crypt(enc_data_b, sk)
132
133         # extracting infos
134         self.report_extraction(video_id)
135
136         video_url = None
137         mobj = re.search('connectionurl=\'(.*?)\'', dec_data)
138         if mobj:
139             video_url = compat_urllib_parse_unquote(mobj.group(1))
140             if 'myvideo2flash' in video_url:
141                 self.report_warning(
142                     'Rewriting URL to use unencrypted rtmp:// ...',
143                     video_id)
144                 video_url = video_url.replace('rtmpe://', 'rtmp://')
145
146         if not video_url:
147             # extract non rtmp videos
148             mobj = re.search('path=\'(http.*?)\' source=\'(.*?)\'', dec_data)
149             if mobj is None:
150                 raise ExtractorError('unable to extract url')
151             video_url = compat_urllib_parse_unquote(mobj.group(1)) + compat_urllib_parse_unquote(mobj.group(2))
152
153         video_file = self._search_regex('source=\'(.*?)\'', dec_data, 'video file')
154         video_file = compat_urllib_parse_unquote(video_file)
155
156         if not video_file.endswith('f4m'):
157             ppath, prefix = video_file.split('.')
158             video_playpath = '%s:%s' % (prefix, ppath)
159         else:
160             video_playpath = ''
161
162         video_swfobj = self._search_regex('swfobject.embedSWF\(\'(.+?)\'', webpage, 'swfobj')
163         video_swfobj = compat_urllib_parse_unquote(video_swfobj)
164
165         video_title = self._html_search_regex("<h1(?: class='globalHd')?>(.*?)</h1>",
166                                               webpage, 'title')
167
168         return {
169             'id': video_id,
170             'url': video_url,
171             'tc_url': video_url,
172             'title': video_title,
173             'ext': 'flv',
174             'play_path': video_playpath,
175             'player_url': video_swfobj,
176         }