3 import xml.etree.ElementTree
5 from .common import InfoExtractor
10 class BrightcoveIE(InfoExtractor):
11 _VALID_URL = r'https?://.*brightcove\.com/(services|viewer).*\?(?P<query>.*)'
12 _FEDERATED_URL_TEMPLATE = 'http://c.brightcove.com/services/viewer/htmlFederated?%s'
13 _PLAYLIST_URL_TEMPLATE = 'http://c.brightcove.com/services/json/experience/runtime/?command=get_programming_for_experience&playerKey=%s'
15 # There is a test for Brigtcove in GenericIE, that way we test both the download
16 # and the detection of videos, and we don't have to find an URL that is always valid
19 def _build_brighcove_url(cls, object_str):
21 Build a Brightcove url from a xml string containing
22 <object class="BrightcoveExperience">{params}</object>
24 object_doc = xml.etree.ElementTree.fromstring(object_str)
25 assert u'BrightcoveExperience' in object_doc.attrib['class']
26 params = {'flashID': object_doc.attrib['id'],
27 'playerID': find_xpath_attr(object_doc, './param', 'name', 'playerID').attrib['value'],
29 playerKey = find_xpath_attr(object_doc, './param', 'name', 'playerKey')
30 # Not all pages define this value
31 if playerKey is not None:
32 params['playerKey'] = playerKey.attrib['value']
33 videoPlayer = find_xpath_attr(object_doc, './param', 'name', '@videoPlayer')
34 if videoPlayer is not None:
35 params['@videoPlayer'] = videoPlayer.attrib['value']
36 data = compat_urllib_parse.urlencode(params)
37 return cls._FEDERATED_URL_TEMPLATE % data
39 def _real_extract(self, url):
40 mobj = re.match(self._VALID_URL, url)
41 query = mobj.group('query')
43 m_video_id = re.search(r'videoPlayer=(\d+)', query)
44 if m_video_id is not None:
45 video_id = m_video_id.group(1)
46 return self._get_video_info(video_id, query)
48 player_key = self._search_regex(r'playerKey=(.+?)(&|$)', query, 'playlist_id')
49 return self._get_playlist_info(player_key)
51 def _get_video_info(self, video_id, query):
52 request_url = self._FEDERATED_URL_TEMPLATE % query
53 webpage = self._download_webpage(request_url, video_id)
55 self.report_extraction(video_id)
56 info = self._search_regex(r'var experienceJSON = ({.*?});', webpage, 'json')
57 info = json.loads(info)['data']
58 video_info = info['programmedContent']['videoPlayer']['mediaDTO']
60 return self._extract_video_info(video_info)
62 def _get_playlist_info(self, player_key):
63 playlist_info = self._download_webpage(self._PLAYLIST_URL_TEMPLATE % player_key,
64 player_key, u'Downloading playlist information')
66 playlist_info = json.loads(playlist_info)['videoList']
67 videos = [self._extract_video_info(video_info) for video_info in playlist_info['mediaCollectionDTO']['videoDTOs']]
69 return self.playlist_result(videos, playlist_id=playlist_info['id'],
70 playlist_title=playlist_info['mediaCollectionDTO']['displayName'])
72 def _extract_video_info(self, video_info):
73 renditions = video_info['renditions']
74 renditions = sorted(renditions, key=lambda r: r['size'])
75 best_format = renditions[-1]
77 return {'id': video_info['id'],
78 'title': video_info['displayName'],
79 'url': best_format['defaultURL'],
81 'description': video_info.get('shortDescription'),
82 'thumbnail': video_info.get('videoStillURL') or video_info.get('thumbnailURL'),
83 'uploader': video_info.get('publisherName'),