cspan.py (10277B)
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_attribute, 12 get_element_by_class, 13 int_or_none, 14 js_to_json, 15 merge_dicts, 16 parse_iso8601, 17 smuggle_url, 18 str_to_int, 19 unescapeHTML, 20 ) 21 from .senateisvp import SenateISVPIE 22 from .ustream import UstreamIE 23 24 25 class CSpanIE(InfoExtractor): 26 _VALID_URL = r'https?://(?:www\.)?c-span\.org/video/\?(?P<id>[0-9a-f]+)' 27 IE_DESC = 'C-SPAN' 28 _TESTS = [{ 29 'url': 'http://www.c-span.org/video/?313572-1/HolderonV', 30 'md5': '94b29a4f131ff03d23471dd6f60b6a1d', 31 'info_dict': { 32 'id': '315139', 33 'title': 'Attorney General Eric Holder on Voting Rights Act Decision', 34 }, 35 'playlist_mincount': 2, 36 'skip': 'Regularly fails on travis, for unknown reasons', 37 }, { 38 'url': 'http://www.c-span.org/video/?c4486943/cspan-international-health-care-models', 39 # md5 is unstable 40 'info_dict': { 41 'id': 'c4486943', 42 'ext': 'mp4', 43 'title': 'CSPAN - International Health Care Models', 44 'description': 'md5:7a985a2d595dba00af3d9c9f0783c967', 45 } 46 }, { 47 'url': 'http://www.c-span.org/video/?318608-1/gm-ignition-switch-recall', 48 'info_dict': { 49 'id': '342759', 50 'title': 'General Motors Ignition Switch Recall', 51 }, 52 'playlist_mincount': 6, 53 }, { 54 # Video from senate.gov 55 'url': 'http://www.c-span.org/video/?104517-1/immigration-reforms-needed-protect-skilled-american-workers', 56 'info_dict': { 57 'id': 'judiciary031715', 58 'ext': 'mp4', 59 'title': 'Immigration Reforms Needed to Protect Skilled American Workers', 60 }, 61 'params': { 62 'skip_download': True, # m3u8 downloads 63 } 64 }, { 65 # Ustream embedded video 66 'url': 'https://www.c-span.org/video/?114917-1/armed-services', 67 'info_dict': { 68 'id': '58428542', 69 'ext': 'flv', 70 'title': 'USHR07 Armed Services Committee', 71 'description': 'hsas00-2118-20150204-1000et-07\n\n\nUSHR07 Armed Services Committee', 72 'timestamp': 1423060374, 73 'upload_date': '20150204', 74 'uploader': 'HouseCommittee', 75 'uploader_id': '12987475', 76 }, 77 }, { 78 # Audio Only 79 'url': 'https://www.c-span.org/video/?437336-1/judiciary-antitrust-competition-policy-consumer-rights', 80 'only_matching': True, 81 }] 82 BRIGHTCOVE_URL_TEMPLATE = 'http://players.brightcove.net/%s/%s_%s/index.html?videoId=%s' 83 84 def _real_extract(self, url): 85 video_id = self._match_id(url) 86 video_type = None 87 webpage = self._download_webpage(url, video_id) 88 89 ustream_url = UstreamIE._extract_url(webpage) 90 if ustream_url: 91 return self.url_result(ustream_url, UstreamIE.ie_key()) 92 93 if '&vod' not in url: 94 bc = self._search_regex( 95 r"(<[^>]+id='brightcove-player-embed'[^>]+>)", 96 webpage, 'brightcove embed', default=None) 97 if bc: 98 bc_attr = extract_attributes(bc) 99 bc_url = self.BRIGHTCOVE_URL_TEMPLATE % ( 100 bc_attr.get('data-bcaccountid', '3162030207001'), 101 bc_attr.get('data-noprebcplayerid', 'SyGGpuJy3g'), 102 bc_attr.get('data-newbcplayerid', 'default'), 103 bc_attr['data-bcid']) 104 return self.url_result(smuggle_url(bc_url, {'source_url': url})) 105 106 def add_referer(formats): 107 for f in formats: 108 f.setdefault('http_headers', {})['Referer'] = url 109 110 # As of 01.12.2020 this path looks to cover all cases making the rest 111 # of the code unnecessary 112 jwsetup = self._parse_json( 113 self._search_regex( 114 r'(?s)jwsetup\s*=\s*({.+?})\s*;', webpage, 'jwsetup', 115 default='{}'), 116 video_id, transform_source=js_to_json, fatal=False) 117 if jwsetup: 118 info = self._parse_jwplayer_data( 119 jwsetup, video_id, require_title=False, m3u8_id='hls', 120 base_url=url) 121 add_referer(info['formats']) 122 for subtitles in info['subtitles'].values(): 123 for subtitle in subtitles: 124 ext = determine_ext(subtitle['url']) 125 if ext == 'php': 126 ext = 'vtt' 127 subtitle['ext'] = ext 128 ld_info = self._search_json_ld(webpage, video_id, default={}) 129 title = get_element_by_class('video-page-title', webpage) or \ 130 self._og_search_title(webpage) 131 description = get_element_by_attribute('itemprop', 'description', webpage) or \ 132 self._html_search_meta(['og:description', 'description'], webpage) 133 return merge_dicts(info, ld_info, { 134 'title': title, 135 'thumbnail': get_element_by_attribute('itemprop', 'thumbnailUrl', webpage), 136 'description': description, 137 'timestamp': parse_iso8601(get_element_by_attribute('itemprop', 'uploadDate', webpage)), 138 'location': get_element_by_attribute('itemprop', 'contentLocation', webpage), 139 'duration': int_or_none(self._search_regex( 140 r'jwsetup\.seclength\s*=\s*(\d+);', 141 webpage, 'duration', fatal=False)), 142 'view_count': str_to_int(self._search_regex( 143 r"<span[^>]+class='views'[^>]*>([\d,]+)\s+Views</span>", 144 webpage, 'views', fatal=False)), 145 }) 146 147 # Obsolete 148 # We first look for clipid, because clipprog always appears before 149 patterns = [r'id=\'clip(%s)\'\s*value=\'([0-9]+)\'' % t for t in ('id', 'prog')] 150 results = list(filter(None, (re.search(p, webpage) for p in patterns))) 151 if results: 152 matches = results[0] 153 video_type, video_id = matches.groups() 154 video_type = 'clip' if video_type == 'id' else 'program' 155 else: 156 m = re.search(r'data-(?P<type>clip|prog)id=["\'](?P<id>\d+)', webpage) 157 if m: 158 video_id = m.group('id') 159 video_type = 'program' if m.group('type') == 'prog' else 'clip' 160 else: 161 senate_isvp_url = SenateISVPIE._search_iframe_url(webpage) 162 if senate_isvp_url: 163 title = self._og_search_title(webpage) 164 surl = smuggle_url(senate_isvp_url, {'force_title': title}) 165 return self.url_result(surl, 'SenateISVP', video_id, title) 166 video_id = self._search_regex( 167 r'jwsetup\.clipprog\s*=\s*(\d+);', 168 webpage, 'jwsetup program id', default=None) 169 if video_id: 170 video_type = 'program' 171 if video_type is None or video_id is None: 172 error_message = get_element_by_class('VLplayer-error-message', webpage) 173 if error_message: 174 raise ExtractorError(error_message) 175 raise ExtractorError('unable to find video id and type') 176 177 def get_text_attr(d, attr): 178 return d.get(attr, {}).get('#text') 179 180 data = self._download_json( 181 'http://www.c-span.org/assets/player/ajax-player.php?os=android&html5=%s&id=%s' % (video_type, video_id), 182 video_id)['video'] 183 if data['@status'] != 'Success': 184 raise ExtractorError('%s said: %s' % (self.IE_NAME, get_text_attr(data, 'error')), expected=True) 185 186 doc = self._download_xml( 187 'http://www.c-span.org/common/services/flashXml.php?%sid=%s' % (video_type, video_id), 188 video_id) 189 190 description = self._html_search_meta('description', webpage) 191 192 title = find_xpath_attr(doc, './/string', 'name', 'title').text 193 thumbnail = find_xpath_attr(doc, './/string', 'name', 'poster').text 194 195 files = data['files'] 196 capfile = get_text_attr(data, 'capfile') 197 198 entries = [] 199 for partnum, f in enumerate(files): 200 formats = [] 201 for quality in f.get('qualities', []): 202 formats.append({ 203 'format_id': '%s-%sp' % (get_text_attr(quality, 'bitrate'), get_text_attr(quality, 'height')), 204 'url': unescapeHTML(get_text_attr(quality, 'file')), 205 'height': int_or_none(get_text_attr(quality, 'height')), 206 'tbr': int_or_none(get_text_attr(quality, 'bitrate')), 207 }) 208 if not formats: 209 path = unescapeHTML(get_text_attr(f, 'path')) 210 if not path: 211 continue 212 formats = self._extract_m3u8_formats( 213 path, video_id, 'mp4', entry_protocol='m3u8_native', 214 m3u8_id='hls') if determine_ext(path) == 'm3u8' else [{'url': path, }] 215 add_referer(formats) 216 self._sort_formats(formats) 217 entries.append({ 218 'id': '%s_%d' % (video_id, partnum + 1), 219 'title': ( 220 title if len(files) == 1 else 221 '%s part %d' % (title, partnum + 1)), 222 'formats': formats, 223 'description': description, 224 'thumbnail': thumbnail, 225 'duration': int_or_none(get_text_attr(f, 'length')), 226 'subtitles': { 227 'en': [{ 228 'url': capfile, 229 'ext': determine_ext(capfile, 'dfxp') 230 }], 231 } if capfile else None, 232 }) 233 234 if len(entries) == 1: 235 entry = dict(entries[0]) 236 entry['id'] = 'c' + video_id if video_type == 'clip' else video_id 237 return entry 238 else: 239 return { 240 '_type': 'playlist', 241 'entries': entries, 242 'title': title, 243 'id': 'c' + video_id if video_type == 'clip' else video_id, 244 }