]> asedeno.scripts.mit.edu Git - youtube-dl.git/blobdiff - youtube_dl/extractor/cspan.py
[twitch:clips] Add access token query to download URLs (closes #29136)
[youtube-dl.git] / youtube_dl / extractor / cspan.py
index b6552c542411c2abf639e71c955c66c34db2b007..2e01aff488f00609744b5c16ba757fdcf0a193d2 100644 (file)
@@ -4,80 +4,241 @@ import re
 
 from .common import InfoExtractor
 from ..utils import (
+    determine_ext,
+    ExtractorError,
+    extract_attributes,
+    find_xpath_attr,
+    get_element_by_attribute,
+    get_element_by_class,
     int_or_none,
+    js_to_json,
+    merge_dicts,
+    parse_iso8601,
+    smuggle_url,
+    str_to_int,
     unescapeHTML,
-    find_xpath_attr,
 )
+from .senateisvp import SenateISVPIE
+from .ustream import UstreamIE
 
 
 class CSpanIE(InfoExtractor):
-    _VALID_URL = r'http://(?:www\.)?c-span\.org/video/\?(?P<id>[0-9a-f]+)'
+    _VALID_URL = r'https?://(?:www\.)?c-span\.org/video/\?(?P<id>[0-9a-f]+)'
     IE_DESC = 'C-SPAN'
     _TESTS = [{
         'url': 'http://www.c-span.org/video/?313572-1/HolderonV',
-        'md5': '8e44ce11f0f725527daccc453f553eb0',
+        'md5': '94b29a4f131ff03d23471dd6f60b6a1d',
         'info_dict': {
             'id': '315139',
-            'ext': 'mp4',
             'title': 'Attorney General Eric Holder on Voting Rights Act Decision',
-            'description': 'Attorney General Eric Holder spoke to reporters following the Supreme Court decision in Shelby County v. Holder in which the court ruled that the preclearance provisions of the Voting Rights Act could not be enforced until Congress established new guidelines for review.',
         },
+        'playlist_mincount': 2,
         'skip': 'Regularly fails on travis, for unknown reasons',
     }, {
         'url': 'http://www.c-span.org/video/?c4486943/cspan-international-health-care-models',
-        # For whatever reason, the served video alternates between
-        # two different ones
-        #'md5': 'dbb0f047376d457f2ab8b3929cbb2d0c',
+        # md5 is unstable
         'info_dict': {
-            'id': '340723',
+            'id': 'c4486943',
             'ext': 'mp4',
-            'title': 'International Health Care Models',
+            'title': 'CSPAN - International Health Care Models',
             'description': 'md5:7a985a2d595dba00af3d9c9f0783c967',
         }
+    }, {
+        'url': 'http://www.c-span.org/video/?318608-1/gm-ignition-switch-recall',
+        'info_dict': {
+            'id': '342759',
+            'title': 'General Motors Ignition Switch Recall',
+        },
+        'playlist_mincount': 6,
+    }, {
+        # Video from senate.gov
+        'url': 'http://www.c-span.org/video/?104517-1/immigration-reforms-needed-protect-skilled-american-workers',
+        'info_dict': {
+            'id': 'judiciary031715',
+            'ext': 'mp4',
+            'title': 'Immigration Reforms Needed to Protect Skilled American Workers',
+        },
+        'params': {
+            'skip_download': True,  # m3u8 downloads
+        }
+    }, {
+        # Ustream embedded video
+        'url': 'https://www.c-span.org/video/?114917-1/armed-services',
+        'info_dict': {
+            'id': '58428542',
+            'ext': 'flv',
+            'title': 'USHR07 Armed Services Committee',
+            'description': 'hsas00-2118-20150204-1000et-07\n\n\nUSHR07 Armed Services Committee',
+            'timestamp': 1423060374,
+            'upload_date': '20150204',
+            'uploader': 'HouseCommittee',
+            'uploader_id': '12987475',
+        },
+    }, {
+        # Audio Only
+        'url': 'https://www.c-span.org/video/?437336-1/judiciary-antitrust-competition-policy-consumer-rights',
+        'only_matching': True,
     }]
+    BRIGHTCOVE_URL_TEMPLATE = 'http://players.brightcove.net/%s/%s_%s/index.html?videoId=%s'
 
     def _real_extract(self, url):
-        mobj = re.match(self._VALID_URL, url)
-        page_id = mobj.group('id')
-        webpage = self._download_webpage(url, page_id)
-        video_id = self._search_regex(r'progid=\'?([0-9]+)\'?>', webpage, 'video id')
-
-        description = self._html_search_regex(
-            [
-                # The full description
-                r'<div class=\'expandable\'>(.*?)<a href=\'#\'',
-                # If the description is small enough the other div is not
-                # present, otherwise this is a stripped version
-                r'<p class=\'initial\'>(.*?)</p>'
-            ],
-            webpage, 'description', flags=re.DOTALL)
-
-        info_url = 'http://c-spanvideo.org/videoLibrary/assets/player/ajax-player.php?os=android&html5=program&id=' + video_id
-        data = self._download_json(info_url, video_id)
+        video_id = self._match_id(url)
+        video_type = None
+        webpage = self._download_webpage(url, video_id)
+
+        ustream_url = UstreamIE._extract_url(webpage)
+        if ustream_url:
+            return self.url_result(ustream_url, UstreamIE.ie_key())
+
+        if '&vod' not in url:
+            bc = self._search_regex(
+                r"(<[^>]+id='brightcove-player-embed'[^>]+>)",
+                webpage, 'brightcove embed', default=None)
+            if bc:
+                bc_attr = extract_attributes(bc)
+                bc_url = self.BRIGHTCOVE_URL_TEMPLATE % (
+                    bc_attr.get('data-bcaccountid', '3162030207001'),
+                    bc_attr.get('data-noprebcplayerid', 'SyGGpuJy3g'),
+                    bc_attr.get('data-newbcplayerid', 'default'),
+                    bc_attr['data-bcid'])
+                return self.url_result(smuggle_url(bc_url, {'source_url': url}))
+
+        def add_referer(formats):
+            for f in formats:
+                f.setdefault('http_headers', {})['Referer'] = url
+
+        # As of 01.12.2020 this path looks to cover all cases making the rest
+        # of the code unnecessary
+        jwsetup = self._parse_json(
+            self._search_regex(
+                r'(?s)jwsetup\s*=\s*({.+?})\s*;', webpage, 'jwsetup',
+                default='{}'),
+            video_id, transform_source=js_to_json, fatal=False)
+        if jwsetup:
+            info = self._parse_jwplayer_data(
+                jwsetup, video_id, require_title=False, m3u8_id='hls',
+                base_url=url)
+            add_referer(info['formats'])
+            for subtitles in info['subtitles'].values():
+                for subtitle in subtitles:
+                    ext = determine_ext(subtitle['url'])
+                    if ext == 'php':
+                        ext = 'vtt'
+                    subtitle['ext'] = ext
+            ld_info = self._search_json_ld(webpage, video_id, default={})
+            title = get_element_by_class('video-page-title', webpage) or \
+                self._og_search_title(webpage)
+            description = get_element_by_attribute('itemprop', 'description', webpage) or \
+                self._html_search_meta(['og:description', 'description'], webpage)
+            return merge_dicts(info, ld_info, {
+                'title': title,
+                'thumbnail': get_element_by_attribute('itemprop', 'thumbnailUrl', webpage),
+                'description': description,
+                'timestamp': parse_iso8601(get_element_by_attribute('itemprop', 'uploadDate', webpage)),
+                'location': get_element_by_attribute('itemprop', 'contentLocation', webpage),
+                'duration': int_or_none(self._search_regex(
+                    r'jwsetup\.seclength\s*=\s*(\d+);',
+                    webpage, 'duration', fatal=False)),
+                'view_count': str_to_int(self._search_regex(
+                    r"<span[^>]+class='views'[^>]*>([\d,]+)\s+Views</span>",
+                    webpage, 'views', fatal=False)),
+            })
+
+        # Obsolete
+        # We first look for clipid, because clipprog always appears before
+        patterns = [r'id=\'clip(%s)\'\s*value=\'([0-9]+)\'' % t for t in ('id', 'prog')]
+        results = list(filter(None, (re.search(p, webpage) for p in patterns)))
+        if results:
+            matches = results[0]
+            video_type, video_id = matches.groups()
+            video_type = 'clip' if video_type == 'id' else 'program'
+        else:
+            m = re.search(r'data-(?P<type>clip|prog)id=["\'](?P<id>\d+)', webpage)
+            if m:
+                video_id = m.group('id')
+                video_type = 'program' if m.group('type') == 'prog' else 'clip'
+            else:
+                senate_isvp_url = SenateISVPIE._search_iframe_url(webpage)
+                if senate_isvp_url:
+                    title = self._og_search_title(webpage)
+                    surl = smuggle_url(senate_isvp_url, {'force_title': title})
+                    return self.url_result(surl, 'SenateISVP', video_id, title)
+                video_id = self._search_regex(
+                    r'jwsetup\.clipprog\s*=\s*(\d+);',
+                    webpage, 'jwsetup program id', default=None)
+                if video_id:
+                    video_type = 'program'
+        if video_type is None or video_id is None:
+            error_message = get_element_by_class('VLplayer-error-message', webpage)
+            if error_message:
+                raise ExtractorError(error_message)
+            raise ExtractorError('unable to find video id and type')
+
+        def get_text_attr(d, attr):
+            return d.get(attr, {}).get('#text')
+
+        data = self._download_json(
+            'http://www.c-span.org/assets/player/ajax-player.php?os=android&html5=%s&id=%s' % (video_type, video_id),
+            video_id)['video']
+        if data['@status'] != 'Success':
+            raise ExtractorError('%s said: %s' % (self.IE_NAME, get_text_attr(data, 'error')), expected=True)
 
         doc = self._download_xml(
-            'http://www.c-span.org/common/services/flashXml.php?programid=' + video_id,
+            'http://www.c-span.org/common/services/flashXml.php?%sid=%s' % (video_type, video_id),
             video_id)
 
+        description = self._html_search_meta('description', webpage)
+
         title = find_xpath_attr(doc, './/string', 'name', 'title').text
         thumbnail = find_xpath_attr(doc, './/string', 'name', 'poster').text
 
-        files = data['video']['files']
-
-        entries = [{
-            'id': '%s_%d' % (video_id, partnum + 1),
-            'title': (
-                title if len(files) == 1 else
-                '%s part %d' % (title, partnum + 1)),
-            'url': unescapeHTML(f['path']['#text']),
-            'description': description,
-            'thumbnail': thumbnail,
-            'duration': int_or_none(f.get('length', {}).get('#text')),
-        } for partnum, f in enumerate(files)]
-
-        return {
-            '_type': 'playlist',
-            'entries': entries,
-            'title': title,
-            'id': video_id,
-        }
+        files = data['files']
+        capfile = get_text_attr(data, 'capfile')
+
+        entries = []
+        for partnum, f in enumerate(files):
+            formats = []
+            for quality in f.get('qualities', []):
+                formats.append({
+                    'format_id': '%s-%sp' % (get_text_attr(quality, 'bitrate'), get_text_attr(quality, 'height')),
+                    'url': unescapeHTML(get_text_attr(quality, 'file')),
+                    'height': int_or_none(get_text_attr(quality, 'height')),
+                    'tbr': int_or_none(get_text_attr(quality, 'bitrate')),
+                })
+            if not formats:
+                path = unescapeHTML(get_text_attr(f, 'path'))
+                if not path:
+                    continue
+                formats = self._extract_m3u8_formats(
+                    path, video_id, 'mp4', entry_protocol='m3u8_native',
+                    m3u8_id='hls') if determine_ext(path) == 'm3u8' else [{'url': path, }]
+            add_referer(formats)
+            self._sort_formats(formats)
+            entries.append({
+                'id': '%s_%d' % (video_id, partnum + 1),
+                'title': (
+                    title if len(files) == 1 else
+                    '%s part %d' % (title, partnum + 1)),
+                'formats': formats,
+                'description': description,
+                'thumbnail': thumbnail,
+                'duration': int_or_none(get_text_attr(f, 'length')),
+                'subtitles': {
+                    'en': [{
+                        'url': capfile,
+                        'ext': determine_ext(capfile, 'dfxp')
+                    }],
+                } if capfile else None,
+            })
+
+        if len(entries) == 1:
+            entry = dict(entries[0])
+            entry['id'] = 'c' + video_id if video_type == 'clip' else video_id
+            return entry
+        else:
+            return {
+                '_type': 'playlist',
+                'entries': entries,
+                'title': title,
+                'id': 'c' + video_id if video_type == 'clip' else video_id,
+            }