mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2024-12-20 18:27:46 +01:00
9fc03aa87c
In Python 3, filter() returns an iterable object, which is equivalently to True even for an empty result set. It causes false positive playlists in generic extraction logic.
321 lines
14 KiB
Python
321 lines
14 KiB
Python
# encoding: utf-8
|
|
from __future__ import unicode_literals
|
|
|
|
import re
|
|
import json
|
|
import xml.etree.ElementTree
|
|
|
|
from .common import InfoExtractor
|
|
from ..compat import (
|
|
compat_parse_qs,
|
|
compat_str,
|
|
compat_urllib_parse,
|
|
compat_urllib_parse_urlparse,
|
|
compat_urllib_request,
|
|
compat_urlparse,
|
|
)
|
|
from ..utils import (
|
|
determine_ext,
|
|
ExtractorError,
|
|
find_xpath_attr,
|
|
fix_xml_ampersands,
|
|
unescapeHTML,
|
|
unsmuggle_url,
|
|
)
|
|
|
|
|
|
class BrightcoveIE(InfoExtractor):
|
|
_VALID_URL = r'(?:https?://.*brightcove\.com/(services|viewer).*?\?|brightcove:)(?P<query>.*)'
|
|
_FEDERATED_URL_TEMPLATE = 'http://c.brightcove.com/services/viewer/htmlFederated?%s'
|
|
|
|
_TESTS = [
|
|
{
|
|
# From http://www.8tv.cat/8aldia/videos/xavier-sala-i-martin-aquesta-tarda-a-8-al-dia/
|
|
'url': 'http://c.brightcove.com/services/viewer/htmlFederated?playerID=1654948606001&flashID=myExperience&%40videoPlayer=2371591881001',
|
|
'md5': '5423e113865d26e40624dce2e4b45d95',
|
|
'note': 'Test Brightcove downloads and detection in GenericIE',
|
|
'info_dict': {
|
|
'id': '2371591881001',
|
|
'ext': 'mp4',
|
|
'title': 'Xavier Sala i Martín: “Un banc que no presta és un banc zombi que no serveix per a res”',
|
|
'uploader': '8TV',
|
|
'description': 'md5:a950cc4285c43e44d763d036710cd9cd',
|
|
}
|
|
},
|
|
{
|
|
# From http://medianetwork.oracle.com/video/player/1785452137001
|
|
'url': 'http://c.brightcove.com/services/viewer/htmlFederated?playerID=1217746023001&flashID=myPlayer&%40videoPlayer=1785452137001',
|
|
'info_dict': {
|
|
'id': '1785452137001',
|
|
'ext': 'flv',
|
|
'title': 'JVMLS 2012: Arrays 2.0 - Opportunities and Challenges',
|
|
'description': 'John Rose speaks at the JVM Language Summit, August 1, 2012.',
|
|
'uploader': 'Oracle',
|
|
},
|
|
},
|
|
{
|
|
# From http://mashable.com/2013/10/26/thermoelectric-bracelet-lets-you-control-your-body-temperature/
|
|
'url': 'http://c.brightcove.com/services/viewer/federated_f9?&playerID=1265504713001&publisherID=AQ%7E%7E%2CAAABBzUwv1E%7E%2CxP-xFHVUstiMFlNYfvF4G9yFnNaqCw_9&videoID=2750934548001',
|
|
'info_dict': {
|
|
'id': '2750934548001',
|
|
'ext': 'mp4',
|
|
'title': 'This Bracelet Acts as a Personal Thermostat',
|
|
'description': 'md5:547b78c64f4112766ccf4e151c20b6a0',
|
|
'uploader': 'Mashable',
|
|
},
|
|
},
|
|
{
|
|
# test that the default referer works
|
|
# from http://national.ballet.ca/interact/video/Lost_in_Motion_II/
|
|
'url': 'http://link.brightcove.com/services/player/bcpid756015033001?bckey=AQ~~,AAAApYJi_Ck~,GxhXCegT1Dp39ilhXuxMJxasUhVNZiil&bctid=2878862109001',
|
|
'info_dict': {
|
|
'id': '2878862109001',
|
|
'ext': 'mp4',
|
|
'title': 'Lost in Motion II',
|
|
'description': 'md5:363109c02998fee92ec02211bd8000df',
|
|
'uploader': 'National Ballet of Canada',
|
|
},
|
|
},
|
|
{
|
|
# test flv videos served by akamaihd.net
|
|
# From http://www.redbull.com/en/bike/stories/1331655643987/replay-uci-dh-world-cup-2014-from-fort-william
|
|
'url': 'http://c.brightcove.com/services/viewer/htmlFederated?%40videoPlayer=ref%3ABC2996102916001&linkBaseURL=http%3A%2F%2Fwww.redbull.com%2Fen%2Fbike%2Fvideos%2F1331655630249%2Freplay-uci-fort-william-2014-dh&playerKey=AQ%7E%7E%2CAAAApYJ7UqE%7E%2Cxqr_zXk0I-zzNndy8NlHogrCb5QdyZRf&playerID=1398061561001#__youtubedl_smuggle=%7B%22Referer%22%3A+%22http%3A%2F%2Fwww.redbull.com%2Fen%2Fbike%2Fstories%2F1331655643987%2Freplay-uci-dh-world-cup-2014-from-fort-william%22%7D',
|
|
# The md5 checksum changes on each download
|
|
'info_dict': {
|
|
'id': '2996102916001',
|
|
'ext': 'flv',
|
|
'title': 'UCI MTB World Cup 2014: Fort William, UK - Downhill Finals',
|
|
'uploader': 'Red Bull TV',
|
|
'description': 'UCI MTB World Cup 2014: Fort William, UK - Downhill Finals',
|
|
},
|
|
},
|
|
{
|
|
# playlist test
|
|
# from http://support.brightcove.com/en/video-cloud/docs/playlist-support-single-video-players
|
|
'url': 'http://c.brightcove.com/services/viewer/htmlFederated?playerID=3550052898001&playerKey=AQ%7E%7E%2CAAABmA9XpXk%7E%2C-Kp7jNgisre1fG5OdqpAFUTcs0lP_ZoL',
|
|
'info_dict': {
|
|
'title': 'Sealife',
|
|
'id': '3550319591001',
|
|
},
|
|
'playlist_mincount': 7,
|
|
},
|
|
]
|
|
|
|
@classmethod
|
|
def _build_brighcove_url(cls, object_str):
|
|
"""
|
|
Build a Brightcove url from a xml string containing
|
|
<object class="BrightcoveExperience">{params}</object>
|
|
"""
|
|
|
|
# Fix up some stupid HTML, see https://github.com/rg3/youtube-dl/issues/1553
|
|
object_str = re.sub(r'(<param(?:\s+[a-zA-Z0-9_]+="[^"]*")*)>',
|
|
lambda m: m.group(1) + '/>', object_str)
|
|
# Fix up some stupid XML, see https://github.com/rg3/youtube-dl/issues/1608
|
|
object_str = object_str.replace('<--', '<!--')
|
|
# remove namespace to simplify extraction
|
|
object_str = re.sub(r'(<object[^>]*)(xmlns=".*?")', r'\1', object_str)
|
|
object_str = fix_xml_ampersands(object_str)
|
|
|
|
try:
|
|
object_doc = xml.etree.ElementTree.fromstring(object_str.encode('utf-8'))
|
|
except xml.etree.ElementTree.ParseError:
|
|
return
|
|
|
|
fv_el = find_xpath_attr(object_doc, './param', 'name', 'flashVars')
|
|
if fv_el is not None:
|
|
flashvars = dict(
|
|
(k, v[0])
|
|
for k, v in compat_parse_qs(fv_el.attrib['value']).items())
|
|
else:
|
|
flashvars = {}
|
|
|
|
def find_param(name):
|
|
if name in flashvars:
|
|
return flashvars[name]
|
|
node = find_xpath_attr(object_doc, './param', 'name', name)
|
|
if node is not None:
|
|
return node.attrib['value']
|
|
return None
|
|
|
|
params = {}
|
|
|
|
playerID = find_param('playerID')
|
|
if playerID is None:
|
|
raise ExtractorError('Cannot find player ID')
|
|
params['playerID'] = playerID
|
|
|
|
playerKey = find_param('playerKey')
|
|
# Not all pages define this value
|
|
if playerKey is not None:
|
|
params['playerKey'] = playerKey
|
|
# The three fields hold the id of the video
|
|
videoPlayer = find_param('@videoPlayer') or find_param('videoId') or find_param('videoID')
|
|
if videoPlayer is not None:
|
|
params['@videoPlayer'] = videoPlayer
|
|
linkBase = find_param('linkBaseURL')
|
|
if linkBase is not None:
|
|
params['linkBaseURL'] = linkBase
|
|
data = compat_urllib_parse.urlencode(params)
|
|
return cls._FEDERATED_URL_TEMPLATE % data
|
|
|
|
@classmethod
|
|
def _extract_brightcove_url(cls, webpage):
|
|
"""Try to extract the brightcove url from the webpage, returns None
|
|
if it can't be found
|
|
"""
|
|
urls = cls._extract_brightcove_urls(webpage)
|
|
return urls[0] if urls else None
|
|
|
|
@classmethod
|
|
def _extract_brightcove_urls(cls, webpage):
|
|
"""Return a list of all Brightcove URLs from the webpage """
|
|
|
|
url_m = re.search(
|
|
r'<meta\s+property="og:video"\s+content="(https?://(?:secure|c)\.brightcove.com/[^"]+)"',
|
|
webpage)
|
|
if url_m:
|
|
url = unescapeHTML(url_m.group(1))
|
|
# Some sites don't add it, we can't download with this url, for example:
|
|
# http://www.ktvu.com/videos/news/raw-video-caltrain-releases-video-of-man-almost/vCTZdY/
|
|
if 'playerKey' in url or 'videoId' in url:
|
|
return [url]
|
|
|
|
matches = re.findall(
|
|
r'''(?sx)<object
|
|
(?:
|
|
[^>]+?class=[\'"][^>]*?BrightcoveExperience.*?[\'"] |
|
|
[^>]*?>\s*<param\s+name="movie"\s+value="https?://[^/]*brightcove\.com/
|
|
).+?>\s*</object>''',
|
|
webpage)
|
|
return list(filter(None, [cls._build_brighcove_url(m) for m in matches]))
|
|
|
|
def _real_extract(self, url):
|
|
url, smuggled_data = unsmuggle_url(url, {})
|
|
|
|
# Change the 'videoId' and others field to '@videoPlayer'
|
|
url = re.sub(r'(?<=[?&])(videoI(d|D)|bctid)', '%40videoPlayer', url)
|
|
# Change bckey (used by bcove.me urls) to playerKey
|
|
url = re.sub(r'(?<=[?&])bckey', 'playerKey', url)
|
|
mobj = re.match(self._VALID_URL, url)
|
|
query_str = mobj.group('query')
|
|
query = compat_urlparse.parse_qs(query_str)
|
|
|
|
videoPlayer = query.get('@videoPlayer')
|
|
if videoPlayer:
|
|
# We set the original url as the default 'Referer' header
|
|
referer = smuggled_data.get('Referer', url)
|
|
return self._get_video_info(
|
|
videoPlayer[0], query_str, query, referer=referer)
|
|
elif 'playerKey' in query:
|
|
player_key = query['playerKey']
|
|
return self._get_playlist_info(player_key[0])
|
|
else:
|
|
raise ExtractorError(
|
|
'Cannot find playerKey= variable. Did you forget quotes in a shell invocation?',
|
|
expected=True)
|
|
|
|
def _get_video_info(self, video_id, query_str, query, referer=None):
|
|
request_url = self._FEDERATED_URL_TEMPLATE % query_str
|
|
req = compat_urllib_request.Request(request_url)
|
|
linkBase = query.get('linkBaseURL')
|
|
if linkBase is not None:
|
|
referer = linkBase[0]
|
|
if referer is not None:
|
|
req.add_header('Referer', referer)
|
|
webpage = self._download_webpage(req, video_id)
|
|
|
|
error_msg = self._html_search_regex(
|
|
r"<h1>We're sorry.</h1>([\s\n]*<p>.*?</p>)+", webpage,
|
|
'error message', default=None)
|
|
if error_msg is not None:
|
|
raise ExtractorError(
|
|
'brightcove said: %s' % error_msg, expected=True)
|
|
|
|
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']
|
|
video_info['_youtubedl_adServerURL'] = info.get('adServerURL')
|
|
|
|
return self._extract_video_info(video_info)
|
|
|
|
def _get_playlist_info(self, player_key):
|
|
info_url = 'http://c.brightcove.com/services/json/experience/runtime/?command=get_programming_for_experience&playerKey=%s' % player_key
|
|
playlist_info = self._download_webpage(
|
|
info_url, player_key, 'Downloading playlist information')
|
|
|
|
json_data = json.loads(playlist_info)
|
|
if 'videoList' not in json_data:
|
|
raise ExtractorError('Empty playlist')
|
|
playlist_info = json_data['videoList']
|
|
videos = [self._extract_video_info(video_info) for video_info in playlist_info['mediaCollectionDTO']['videoDTOs']]
|
|
|
|
return self.playlist_result(videos, playlist_id='%s' % playlist_info['id'],
|
|
playlist_title=playlist_info['mediaCollectionDTO']['displayName'])
|
|
|
|
def _extract_video_info(self, video_info):
|
|
info = {
|
|
'id': compat_str(video_info['id']),
|
|
'title': video_info['displayName'].strip(),
|
|
'description': video_info.get('shortDescription'),
|
|
'thumbnail': video_info.get('videoStillURL') or video_info.get('thumbnailURL'),
|
|
'uploader': video_info.get('publisherName'),
|
|
}
|
|
|
|
renditions = video_info.get('renditions')
|
|
if renditions:
|
|
formats = []
|
|
for rend in renditions:
|
|
url = rend['defaultURL']
|
|
if not url:
|
|
continue
|
|
ext = None
|
|
if rend['remote']:
|
|
url_comp = compat_urllib_parse_urlparse(url)
|
|
if url_comp.path.endswith('.m3u8'):
|
|
formats.extend(
|
|
self._extract_m3u8_formats(url, info['id'], 'mp4'))
|
|
continue
|
|
elif 'akamaihd.net' in url_comp.netloc:
|
|
# This type of renditions are served through
|
|
# akamaihd.net, but they don't use f4m manifests
|
|
url = url.replace('control/', '') + '?&v=3.3.0&fp=13&r=FEEFJ&g=RTSJIMBMPFPB'
|
|
ext = 'flv'
|
|
if ext is None:
|
|
ext = determine_ext(url)
|
|
size = rend.get('size')
|
|
formats.append({
|
|
'url': url,
|
|
'ext': ext,
|
|
'height': rend.get('frameHeight'),
|
|
'width': rend.get('frameWidth'),
|
|
'filesize': size if size != 0 else None,
|
|
})
|
|
self._sort_formats(formats)
|
|
info['formats'] = formats
|
|
elif video_info.get('FLVFullLengthURL') is not None:
|
|
info.update({
|
|
'url': video_info['FLVFullLengthURL'],
|
|
})
|
|
|
|
if self._downloader.params.get('include_ads', False):
|
|
adServerURL = video_info.get('_youtubedl_adServerURL')
|
|
if adServerURL:
|
|
ad_info = {
|
|
'_type': 'url',
|
|
'url': adServerURL,
|
|
}
|
|
if 'url' in info:
|
|
return {
|
|
'_type': 'playlist',
|
|
'title': info['title'],
|
|
'entries': [ad_info, info],
|
|
}
|
|
else:
|
|
return ad_info
|
|
|
|
if 'url' not in info and not info.get('formats'):
|
|
raise ExtractorError('Unable to extract video url for %s' % info['id'])
|
|
return info
|