diff options
Diffstat (limited to 'youtube_dl/extractor/brightcove.py')
| -rw-r--r-- | youtube_dl/extractor/brightcove.py | 66 |
1 files changed, 60 insertions, 6 deletions
diff --git a/youtube_dl/extractor/brightcove.py b/youtube_dl/extractor/brightcove.py index f85acbb5d..71e3c7883 100644 --- a/youtube_dl/extractor/brightcove.py +++ b/youtube_dl/extractor/brightcove.py @@ -1,28 +1,82 @@ import re import json +import xml.etree.ElementTree from .common import InfoExtractor +from ..utils import ( + compat_urllib_parse, + find_xpath_attr, + compat_urlparse, +) class BrightcoveIE(InfoExtractor): - _VALID_URL = r'http://.*brightcove\.com/.*\?(?P<query>.*videoPlayer=(?P<id>\d*).*)' + _VALID_URL = r'https?://.*brightcove\.com/(services|viewer).*\?(?P<query>.*)' + _FEDERATED_URL_TEMPLATE = 'http://c.brightcove.com/services/viewer/htmlFederated?%s' + _PLAYLIST_URL_TEMPLATE = 'http://c.brightcove.com/services/json/experience/runtime/?command=get_programming_for_experience&playerKey=%s' + + # There is a test for Brigtcove in GenericIE, that way we test both the download + # and the detection of videos, and we don't have to find an URL that is always valid + + @classmethod + def _build_brighcove_url(cls, object_str): + """ + Build a Brightcove url from a xml string containing + <object class="BrightcoveExperience">{params}</object> + """ + object_doc = xml.etree.ElementTree.fromstring(object_str) + assert u'BrightcoveExperience' in object_doc.attrib['class'] + params = {'flashID': object_doc.attrib['id'], + 'playerID': find_xpath_attr(object_doc, './param', 'name', 'playerID').attrib['value'], + } + playerKey = find_xpath_attr(object_doc, './param', 'name', 'playerKey') + # Not all pages define this value + if playerKey is not None: + params['playerKey'] = playerKey.attrib['value'] + videoPlayer = find_xpath_attr(object_doc, './param', 'name', '@videoPlayer') + if videoPlayer is not None: + params['@videoPlayer'] = videoPlayer.attrib['value'] + data = compat_urllib_parse.urlencode(params) + return cls._FEDERATED_URL_TEMPLATE % data def _real_extract(self, url): mobj = re.match(self._VALID_URL, url) - query = mobj.group('query') - video_id = mobj.group('id') + query_str = mobj.group('query') + query = compat_urlparse.parse_qs(query_str) + + videoPlayer = query.get('@videoPlayer') + if videoPlayer: + return self._get_video_info(videoPlayer[0], query_str) + else: + player_key = query['playerKey'] + return self._get_playlist_info(player_key[0]) - request_url = 'http://c.brightcove.com/services/viewer/htmlFederated?%s' % query + def _get_video_info(self, video_id, query): + request_url = self._FEDERATED_URL_TEMPLATE % query webpage = self._download_webpage(request_url, video_id) self.report_extraction(video_id) info = self._search_regex(r'var experienceJSON = ({.*?});', webpage, 'json') info = json.loads(info)['data'] video_info = info['programmedContent']['videoPlayer']['mediaDTO'] + + return self._extract_video_info(video_info) + + def _get_playlist_info(self, player_key): + playlist_info = self._download_webpage(self._PLAYLIST_URL_TEMPLATE % player_key, + player_key, u'Downloading playlist information') + + playlist_info = json.loads(playlist_info)['videoList'] + videos = [self._extract_video_info(video_info) for video_info in playlist_info['mediaCollectionDTO']['videoDTOs']] + + return self.playlist_result(videos, playlist_id=playlist_info['id'], + playlist_title=playlist_info['mediaCollectionDTO']['displayName']) + + def _extract_video_info(self, video_info): renditions = video_info['renditions'] renditions = sorted(renditions, key=lambda r: r['size']) best_format = renditions[-1] - - return {'id': video_id, + + return {'id': video_info['id'], 'title': video_info['displayName'], 'url': best_format['defaultURL'], 'ext': 'mp4', |