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