mirror of
https://github.com/yt-dlp/yt-dlp.git
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245 lines
10 KiB
Python
245 lines
10 KiB
Python
from __future__ import unicode_literals
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import re
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from .common import InfoExtractor
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from ..utils import (
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determine_ext,
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ExtractorError,
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extract_attributes,
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find_xpath_attr,
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get_element_by_attribute,
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get_element_by_class,
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int_or_none,
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js_to_json,
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merge_dicts,
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parse_iso8601,
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smuggle_url,
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str_to_int,
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unescapeHTML,
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)
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from .senategov import SenateISVPIE
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from .ustream import UstreamIE
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class CSpanIE(InfoExtractor):
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_VALID_URL = r'https?://(?:www\.)?c-span\.org/video/\?(?P<id>[0-9a-f]+)'
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IE_DESC = 'C-SPAN'
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_TESTS = [{
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'url': 'http://www.c-span.org/video/?313572-1/HolderonV',
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'md5': '94b29a4f131ff03d23471dd6f60b6a1d',
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'info_dict': {
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'id': '315139',
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'title': 'Attorney General Eric Holder on Voting Rights Act Decision',
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},
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'playlist_mincount': 2,
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'skip': 'Regularly fails on travis, for unknown reasons',
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}, {
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'url': 'http://www.c-span.org/video/?c4486943/cspan-international-health-care-models',
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# md5 is unstable
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'info_dict': {
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'id': 'c4486943',
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'ext': 'mp4',
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'title': 'CSPAN - International Health Care Models',
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'description': 'md5:7a985a2d595dba00af3d9c9f0783c967',
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}
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}, {
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'url': 'http://www.c-span.org/video/?318608-1/gm-ignition-switch-recall',
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'info_dict': {
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'id': '342759',
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'title': 'General Motors Ignition Switch Recall',
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},
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'playlist_mincount': 6,
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}, {
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# Video from senate.gov
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'url': 'http://www.c-span.org/video/?104517-1/immigration-reforms-needed-protect-skilled-american-workers',
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'info_dict': {
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'id': 'judiciary031715',
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'ext': 'mp4',
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'title': 'Immigration Reforms Needed to Protect Skilled American Workers',
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},
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'params': {
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'skip_download': True, # m3u8 downloads
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}
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}, {
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# Ustream embedded video
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'url': 'https://www.c-span.org/video/?114917-1/armed-services',
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'info_dict': {
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'id': '58428542',
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'ext': 'flv',
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'title': 'USHR07 Armed Services Committee',
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'description': 'hsas00-2118-20150204-1000et-07\n\n\nUSHR07 Armed Services Committee',
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'timestamp': 1423060374,
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'upload_date': '20150204',
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'uploader': 'HouseCommittee',
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'uploader_id': '12987475',
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},
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}, {
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# Audio Only
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'url': 'https://www.c-span.org/video/?437336-1/judiciary-antitrust-competition-policy-consumer-rights',
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'only_matching': True,
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}]
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BRIGHTCOVE_URL_TEMPLATE = 'http://players.brightcove.net/%s/%s_%s/index.html?videoId=%s'
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def _real_extract(self, url):
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video_id = self._match_id(url)
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video_type = None
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webpage = self._download_webpage(url, video_id)
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ustream_url = UstreamIE._extract_url(webpage)
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if ustream_url:
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return self.url_result(ustream_url, UstreamIE.ie_key())
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if '&vod' not in url:
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bc = self._search_regex(
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r"(<[^>]+id='brightcove-player-embed'[^>]+>)",
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webpage, 'brightcove embed', default=None)
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if bc:
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bc_attr = extract_attributes(bc)
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bc_url = self.BRIGHTCOVE_URL_TEMPLATE % (
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bc_attr.get('data-bcaccountid', '3162030207001'),
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bc_attr.get('data-noprebcplayerid', 'SyGGpuJy3g'),
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bc_attr.get('data-newbcplayerid', 'default'),
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bc_attr['data-bcid'])
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return self.url_result(smuggle_url(bc_url, {'source_url': url}))
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def add_referer(formats):
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for f in formats:
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f.setdefault('http_headers', {})['Referer'] = url
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# As of 01.12.2020 this path looks to cover all cases making the rest
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# of the code unnecessary
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jwsetup = self._parse_json(
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self._search_regex(
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r'(?s)jwsetup\s*=\s*({.+?})\s*;', webpage, 'jwsetup',
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default='{}'),
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video_id, transform_source=js_to_json, fatal=False)
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if jwsetup:
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info = self._parse_jwplayer_data(
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jwsetup, video_id, require_title=False, m3u8_id='hls',
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base_url=url)
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add_referer(info['formats'])
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for subtitles in info['subtitles'].values():
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for subtitle in subtitles:
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ext = determine_ext(subtitle['url'])
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if ext == 'php':
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ext = 'vtt'
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subtitle['ext'] = ext
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ld_info = self._search_json_ld(webpage, video_id, default={})
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title = get_element_by_class('video-page-title', webpage) or \
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self._og_search_title(webpage)
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description = get_element_by_attribute('itemprop', 'description', webpage) or \
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self._html_search_meta(['og:description', 'description'], webpage)
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return merge_dicts(info, ld_info, {
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'title': title,
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'thumbnail': get_element_by_attribute('itemprop', 'thumbnailUrl', webpage),
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'description': description,
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'timestamp': parse_iso8601(get_element_by_attribute('itemprop', 'uploadDate', webpage)),
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'location': get_element_by_attribute('itemprop', 'contentLocation', webpage),
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'duration': int_or_none(self._search_regex(
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r'jwsetup\.seclength\s*=\s*(\d+);',
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webpage, 'duration', fatal=False)),
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'view_count': str_to_int(self._search_regex(
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r"<span[^>]+class='views'[^>]*>([\d,]+)\s+Views</span>",
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webpage, 'views', fatal=False)),
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})
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# Obsolete
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# We first look for clipid, because clipprog always appears before
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patterns = [r'id=\'clip(%s)\'\s*value=\'([0-9]+)\'' % t for t in ('id', 'prog')]
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results = list(filter(None, (re.search(p, webpage) for p in patterns)))
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if results:
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matches = results[0]
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video_type, video_id = matches.groups()
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video_type = 'clip' if video_type == 'id' else 'program'
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else:
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m = re.search(r'data-(?P<type>clip|prog)id=["\'](?P<id>\d+)', webpage)
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if m:
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video_id = m.group('id')
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video_type = 'program' if m.group('type') == 'prog' else 'clip'
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else:
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senate_isvp_url = SenateISVPIE._search_iframe_url(webpage)
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if senate_isvp_url:
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title = self._og_search_title(webpage)
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surl = smuggle_url(senate_isvp_url, {'force_title': title})
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return self.url_result(surl, 'SenateISVP', video_id, title)
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video_id = self._search_regex(
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r'jwsetup\.clipprog\s*=\s*(\d+);',
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webpage, 'jwsetup program id', default=None)
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if video_id:
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video_type = 'program'
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if video_type is None or video_id is None:
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error_message = get_element_by_class('VLplayer-error-message', webpage)
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if error_message:
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raise ExtractorError(error_message)
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raise ExtractorError('unable to find video id and type')
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def get_text_attr(d, attr):
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return d.get(attr, {}).get('#text')
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data = self._download_json(
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'http://www.c-span.org/assets/player/ajax-player.php?os=android&html5=%s&id=%s' % (video_type, video_id),
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video_id)['video']
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if data['@status'] != 'Success':
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raise ExtractorError('%s said: %s' % (self.IE_NAME, get_text_attr(data, 'error')), expected=True)
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doc = self._download_xml(
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'http://www.c-span.org/common/services/flashXml.php?%sid=%s' % (video_type, video_id),
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video_id)
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description = self._html_search_meta('description', webpage)
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title = find_xpath_attr(doc, './/string', 'name', 'title').text
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thumbnail = find_xpath_attr(doc, './/string', 'name', 'poster').text
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files = data['files']
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capfile = get_text_attr(data, 'capfile')
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entries = []
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for partnum, f in enumerate(files):
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formats = []
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for quality in f.get('qualities', []):
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formats.append({
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'format_id': '%s-%sp' % (get_text_attr(quality, 'bitrate'), get_text_attr(quality, 'height')),
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'url': unescapeHTML(get_text_attr(quality, 'file')),
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'height': int_or_none(get_text_attr(quality, 'height')),
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'tbr': int_or_none(get_text_attr(quality, 'bitrate')),
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})
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if not formats:
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path = unescapeHTML(get_text_attr(f, 'path'))
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if not path:
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continue
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formats = self._extract_m3u8_formats(
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path, video_id, 'mp4', entry_protocol='m3u8_native',
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m3u8_id='hls') if determine_ext(path) == 'm3u8' else [{'url': path, }]
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add_referer(formats)
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self._sort_formats(formats)
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entries.append({
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'id': '%s_%d' % (video_id, partnum + 1),
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'title': (
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title if len(files) == 1 else
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'%s part %d' % (title, partnum + 1)),
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'formats': formats,
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'description': description,
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'thumbnail': thumbnail,
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'duration': int_or_none(get_text_attr(f, 'length')),
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'subtitles': {
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'en': [{
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'url': capfile,
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'ext': determine_ext(capfile, 'dfxp')
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}],
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} if capfile else None,
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})
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if len(entries) == 1:
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entry = dict(entries[0])
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entry['id'] = 'c' + video_id if video_type == 'clip' else video_id
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return entry
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else:
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return {
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'_type': 'playlist',
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'entries': entries,
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'title': title,
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'id': 'c' + video_id if video_type == 'clip' else video_id,
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}
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