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import re
import json
import xml.etree.ElementTree
from .common import InfoExtractor
from ..utils import (
compat_urllib_parse,
)
class BrightcoveIE(InfoExtractor):
_VALID_URL = r'http://.*brightcove\.com/.*\?(?P<query>.*videoPlayer=(?P<id>\d*).*)'
_FEDERATED_URL_TEMPLATE = 'http://c.brightcove.com/services/viewer/htmlFederated?%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 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']
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')
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']
renditions = video_info['renditions']
renditions = sorted(renditions, key=lambda r: r['size'])
best_format = renditions[-1]
return {'id': video_id,
'title': video_info['displayName'],
'url': best_format['defaultURL'],
'ext': 'mp4',
'description': video_info.get('shortDescription'),
'thumbnail': video_info.get('videoStillURL') or video_info.get('thumbnailURL'),
'uploader': video_info.get('publisherName'),
}
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