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[youtubedl] / youtube_dl / extractor / ooyala.py
1 from __future__ import unicode_literals
2 import re
3 import json
4
5 from .common import InfoExtractor
6 from ..utils import (
7 unescapeHTML,
8 ExtractorError,
9 )
10
11
12 class OoyalaIE(InfoExtractor):
13 _VALID_URL = r'(?:ooyala:|https?://.+?\.ooyala\.com/.*?(?:embedCode|ec)=)(?P<id>.+?)(&|$)'
14
15 _TESTS = [
16 {
17 # From http://it.slashdot.org/story/13/04/25/178216/recovering-data-from-broken-hard-drives-and-ssds-video
18 'url': 'http://player.ooyala.com/player.js?embedCode=pxczE2YjpfHfn1f3M-ykG_AmJRRn0PD8',
19 'md5': '3f5cceb3a7bf461d6c29dc466cf8033c',
20 'info_dict': {
21 'id': 'pxczE2YjpfHfn1f3M-ykG_AmJRRn0PD8',
22 'ext': 'mp4',
23 'title': 'Explaining Data Recovery from Hard Drives and SSDs',
24 'description': 'How badly damaged does a drive have to be to defeat Russell and his crew? Apparently, smashed to bits.',
25 },
26 }, {
27 # Only available for ipad
28 'url': 'http://player.ooyala.com/player.js?embedCode=x1b3lqZDq9y_7kMyC2Op5qo-p077tXD0',
29 'md5': '4b9754921fddb68106e48c142e2a01e6',
30 'info_dict': {
31 'id': 'x1b3lqZDq9y_7kMyC2Op5qo-p077tXD0',
32 'ext': 'mp4',
33 'title': 'Simulation Overview - Levels of Simulation',
34 'description': '',
35 },
36 },
37 ]
38
39 @staticmethod
40 def _url_for_embed_code(embed_code):
41 return 'http://player.ooyala.com/player.js?embedCode=%s' % embed_code
42
43 @classmethod
44 def _build_url_result(cls, embed_code):
45 return cls.url_result(cls._url_for_embed_code(embed_code),
46 ie=cls.ie_key())
47
48 def _extract_result(self, info, more_info):
49 return {
50 'id': info['embedCode'],
51 'ext': 'mp4',
52 'title': unescapeHTML(info['title']),
53 'url': info.get('ipad_url') or info['url'],
54 'description': unescapeHTML(more_info['description']),
55 'thumbnail': more_info['promo'],
56 }
57
58 def _real_extract(self, url):
59 mobj = re.match(self._VALID_URL, url)
60 embedCode = mobj.group('id')
61 player_url = 'http://player.ooyala.com/player.js?embedCode=%s' % embedCode
62 player = self._download_webpage(player_url, embedCode)
63 mobile_url = self._search_regex(r'mobile_player_url="(.+?)&device="',
64 player, 'mobile player url')
65 # Looks like some videos are only available for particular devices
66 # (e.g. http://player.ooyala.com/player.js?embedCode=x1b3lqZDq9y_7kMyC2Op5qo-p077tXD0
67 # is only available for ipad)
68 # Working around with fetching URLs for all the devices found starting with 'unknown'
69 # until we succeed or eventually fail for each device.
70 devices = re.findall(r'device\s*=\s*"([^"]+)";', player)
71 devices.remove('unknown')
72 devices.insert(0, 'unknown')
73 for device in devices:
74 mobile_player = self._download_webpage(
75 '%s&device=%s' % (mobile_url, device), embedCode,
76 'Downloading mobile player JS for %s device' % device)
77 videos_info = self._search_regex(
78 r'var streams=window.oo_testEnv\?\[\]:eval\("\((\[{.*?}\])\)"\);',
79 mobile_player, 'info', fatal=False, default=None)
80 if videos_info:
81 break
82 if not videos_info:
83 raise ExtractorError('Unable to extract info')
84 videos_info = videos_info.replace('\\"', '"')
85 videos_more_info = self._search_regex(
86 r'eval\("\(({.*?\\"promo\\".*?})\)"', mobile_player, 'more info').replace('\\"', '"')
87 videos_info = json.loads(videos_info)
88 videos_more_info = json.loads(videos_more_info)
89
90 if videos_more_info.get('lineup'):
91 videos = [self._extract_result(info, more_info) for (info, more_info) in zip(videos_info, videos_more_info['lineup'])]
92 return {
93 '_type': 'playlist',
94 'id': embedCode,
95 'title': unescapeHTML(videos_more_info['title']),
96 'entries': videos,
97 }
98 else:
99 return self._extract_result(videos_info[0], videos_more_info)