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BrightcoveIE: add support for playlists

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This commit is contained in:
Jaime Marquínez Ferrándiz 2013-07-11 00:04:33 +02:00
parent a431154706
commit abb285fb1b
1 changed files with 30 additions and 5 deletions
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33
youtube_dl/extractor/brightcove.py
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@ -8,8 +8,9 @@
)
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
@ -24,20 +25,30 @@ def _build_brighcove_url(cls, object_str):
assert object_doc.attrib['class'] == u'BrightcoveExperience'
params = {'flashID': object_doc.attrib['id'],
'playerID': object_doc.find('./param[@name="playerID"]').attrib['value'],
'@videoPlayer': object_doc.find('./param[@name="@videoPlayer"]').attrib['value'],
}
playerKey = object_doc.find('./param[@name="playerKey"]')
# Not all pages define this value
if playerKey is not None:
params['playerKey'] = playerKey.attrib['value']
videoPlayer = object_doc.find('./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')
m_video_id = re.search(r'videoPlayer=(\d+)', query)
if m_video_id is not None:
video_id = m_video_id.group(1)
return self._get_video_info(video_id, query)
else:
player_key = self._search_regex(r'playerKey=(.+?)(&|$)', query, 'playlist_id')
return self._get_playlist_info(player_key)
def _get_video_info(self, video_id, query):
request_url = self._FEDERATED_URL_TEMPLATE % query
webpage = self._download_webpage(request_url, video_id)
@ -45,11 +56,25 @@ def _real_extract(self, url):
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',