Raphaël G. Git Repositories - youtubedl/blob - youtube_dl/extractor/cspan.py

   1 from __future__ import unicode_literals
   2
   3 import re
   4
   5 from .common import InfoExtractor
   6 from ..utils import (
   7     determine_ext,
   8     ExtractorError,
   9     extract_attributes,
  10     find_xpath_attr,
  11     get_element_by_class,
  12     int_or_none,
  13     smuggle_url,
  14     unescapeHTML,
  15 )
  16 from .senateisvp import SenateISVPIE
  17 from .ustream import UstreamIE
  18
  19
  20 class CSpanIE(InfoExtractor):
  21     _VALID_URL = r'https?://(?:www\.)?c-span\.org/video/\?(?P<id>[0-9a-f]+)'
  22     IE_DESC = 'C-SPAN'
  23     _TESTS = [{
  24         'url': 'http://www.c-span.org/video/?313572-1/HolderonV',
  25         'md5': '94b29a4f131ff03d23471dd6f60b6a1d',
  26         'info_dict': {
  27             'id': '315139',
  28             'title': 'Attorney General Eric Holder on Voting Rights Act Decision',
  29         },
  30         'playlist_mincount': 2,
  31         'skip': 'Regularly fails on travis, for unknown reasons',
  32     }, {
  33         'url': 'http://www.c-span.org/video/?c4486943/cspan-international-health-care-models',
  34         # md5 is unstable
  35         'info_dict': {
  36             'id': 'c4486943',
  37             'ext': 'mp4',
  38             'title': 'CSPAN - International Health Care Models',
  39             'description': 'md5:7a985a2d595dba00af3d9c9f0783c967',
  40         }
  41     }, {
  42         'url': 'http://www.c-span.org/video/?318608-1/gm-ignition-switch-recall',
  43         'info_dict': {
  44             'id': '342759',
  45             'title': 'General Motors Ignition Switch Recall',
  46         },
  47         'playlist_mincount': 6,
  48     }, {
  49         # Video from senate.gov
  50         'url': 'http://www.c-span.org/video/?104517-1/immigration-reforms-needed-protect-skilled-american-workers',
  51         'info_dict': {
  52             'id': 'judiciary031715',
  53             'ext': 'mp4',
  54             'title': 'Immigration Reforms Needed to Protect Skilled American Workers',
  55         },
  56         'params': {
  57             'skip_download': True,  # m3u8 downloads
  58         }
  59     }, {
  60         # Ustream embedded video
  61         'url': 'https://www.c-span.org/video/?114917-1/armed-services',
  62         'info_dict': {
  63             'id': '58428542',
  64             'ext': 'flv',
  65             'title': 'USHR07 Armed Services Committee',
  66             'description': 'hsas00-2118-20150204-1000et-07\n\n\nUSHR07 Armed Services Committee',
  67             'timestamp': 1423060374,
  68             'upload_date': '20150204',
  69             'uploader': 'HouseCommittee',
  70             'uploader_id': '12987475',
  71         },
  72     }, {
  73         # Audio Only
  74         'url': 'https://www.c-span.org/video/?437336-1/judiciary-antitrust-competition-policy-consumer-rights',
  75         'only_matching': True,
  76     }]
  77     BRIGHTCOVE_URL_TEMPLATE = 'http://players.brightcove.net/%s/%s_%s/index.html?videoId=%s'
  78
  79     def _real_extract(self, url):
  80         video_id = self._match_id(url)
  81         video_type = None
  82         webpage = self._download_webpage(url, video_id)
  83
  84         ustream_url = UstreamIE._extract_url(webpage)
  85         if ustream_url:
  86             return self.url_result(ustream_url, UstreamIE.ie_key())
  87
  88         if '&vod' not in url:
  89             bc = self._search_regex(
  90                 r"(<[^>]+id='brightcove-player-embed'[^>]+>)",
  91                 webpage, 'brightcove embed', default=None)
  92             if bc:
  93                 bc_attr = extract_attributes(bc)
  94                 bc_url = self.BRIGHTCOVE_URL_TEMPLATE % (
  95                     bc_attr.get('data-bcaccountid', '3162030207001'),
  96                     bc_attr.get('data-noprebcplayerid', 'SyGGpuJy3g'),
  97                     bc_attr.get('data-newbcplayerid', 'default'),
  98                     bc_attr['data-bcid'])
  99                 return self.url_result(smuggle_url(bc_url, {'source_url': url}))
 100
 101         # We first look for clipid, because clipprog always appears before
 102         patterns = [r'id=\'clip(%s)\'\s*value=\'([0-9]+)\'' % t for t in ('id', 'prog')]
 103         results = list(filter(None, (re.search(p, webpage) for p in patterns)))
 104         if results:
 105             matches = results[0]
 106             video_type, video_id = matches.groups()
 107             video_type = 'clip' if video_type == 'id' else 'program'
 108         else:
 109             m = re.search(r'data-(?P<type>clip|prog)id=["\'](?P<id>\d+)', webpage)
 110             if m:
 111                 video_id = m.group('id')
 112                 video_type = 'program' if m.group('type') == 'prog' else 'clip'
 113             else:
 114                 senate_isvp_url = SenateISVPIE._search_iframe_url(webpage)
 115                 if senate_isvp_url:
 116                     title = self._og_search_title(webpage)
 117                     surl = smuggle_url(senate_isvp_url, {'force_title': title})
 118                     return self.url_result(surl, 'SenateISVP', video_id, title)
 119                 video_id = self._search_regex(
 120                     r'jwsetup\.clipprog\s*=\s*(\d+);',
 121                     webpage, 'jwsetup program id', default=None)
 122                 if video_id:
 123                     video_type = 'program'
 124         if video_type is None or video_id is None:
 125             error_message = get_element_by_class('VLplayer-error-message', webpage)
 126             if error_message:
 127                 raise ExtractorError(error_message)
 128             raise ExtractorError('unable to find video id and type')
 129
 130         def get_text_attr(d, attr):
 131             return d.get(attr, {}).get('#text')
 132
 133         data = self._download_json(
 134             'http://www.c-span.org/assets/player/ajax-player.php?os=android&html5=%s&id=%s' % (video_type, video_id),
 135             video_id)['video']
 136         if data['@status'] != 'Success':
 137             raise ExtractorError('%s said: %s' % (self.IE_NAME, get_text_attr(data, 'error')), expected=True)
 138
 139         doc = self._download_xml(
 140             'http://www.c-span.org/common/services/flashXml.php?%sid=%s' % (video_type, video_id),
 141             video_id)
 142
 143         description = self._html_search_meta('description', webpage)
 144
 145         title = find_xpath_attr(doc, './/string', 'name', 'title').text
 146         thumbnail = find_xpath_attr(doc, './/string', 'name', 'poster').text
 147
 148         files = data['files']
 149         capfile = get_text_attr(data, 'capfile')
 150
 151         entries = []
 152         for partnum, f in enumerate(files):
 153             formats = []
 154             for quality in f.get('qualities', []):
 155                 formats.append({
 156                     'format_id': '%s-%sp' % (get_text_attr(quality, 'bitrate'), get_text_attr(quality, 'height')),
 157                     'url': unescapeHTML(get_text_attr(quality, 'file')),
 158                     'height': int_or_none(get_text_attr(quality, 'height')),
 159                     'tbr': int_or_none(get_text_attr(quality, 'bitrate')),
 160                 })
 161             if not formats:
 162                 path = unescapeHTML(get_text_attr(f, 'path'))
 163                 if not path:
 164                     continue
 165                 formats = self._extract_m3u8_formats(
 166                     path, video_id, 'mp4', entry_protocol='m3u8_native',
 167                     m3u8_id='hls') if determine_ext(path) == 'm3u8' else [{'url': path, }]
 168             self._sort_formats(formats)
 169             entries.append({
 170                 'id': '%s_%d' % (video_id, partnum + 1),
 171                 'title': (
 172                     title if len(files) == 1 else
 173                     '%s part %d' % (title, partnum + 1)),
 174                 'formats': formats,
 175                 'description': description,
 176                 'thumbnail': thumbnail,
 177                 'duration': int_or_none(get_text_attr(f, 'length')),
 178                 'subtitles': {
 179                     'en': [{
 180                         'url': capfile,
 181                         'ext': determine_ext(capfile, 'dfxp')
 182                     }],
 183                 } if capfile else None,
 184             })
 185
 186         if len(entries) == 1:
 187             entry = dict(entries[0])
 188             entry['id'] = 'c' + video_id if video_type == 'clip' else video_id
 189             return entry
 190         else:
 191             return {
 192                 '_type': 'playlist',
 193                 'entries': entries,
 194                 'title': title,
 195                 'id': 'c' + video_id if video_type == 'clip' else video_id,
 196             }