mirror of
				https://github.com/ytdl-org/youtube-dl
				synced 2025-10-25 14:53:07 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			269 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			269 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| # coding: utf-8
 | ||
| from __future__ import unicode_literals
 | ||
| 
 | ||
| import re
 | ||
| 
 | ||
| from .common import InfoExtractor
 | ||
| from ..utils import (
 | ||
|     ExtractorError,
 | ||
|     determine_ext,
 | ||
|     int_or_none,
 | ||
|     unified_strdate,
 | ||
|     US_RATINGS,
 | ||
| )
 | ||
| 
 | ||
| 
 | ||
| class PBSIE(InfoExtractor):
 | ||
|     _VALID_URL = r'''(?x)https?://
 | ||
|         (?:
 | ||
|            # Direct video URL
 | ||
|            video\.pbs\.org/(?:viralplayer|video)/(?P<id>[0-9]+)/? |
 | ||
|            # Article with embedded player (or direct video)
 | ||
|            (?:www\.)?pbs\.org/(?:[^/]+/){2,5}(?P<presumptive_id>[^/]+?)(?:\.html)?/?(?:$|[?\#]) |
 | ||
|            # Player
 | ||
|            video\.pbs\.org/(?:widget/)?partnerplayer/(?P<player_id>[^/]+)/
 | ||
|         )
 | ||
|     '''
 | ||
| 
 | ||
|     _TESTS = [
 | ||
|         {
 | ||
|             'url': 'http://www.pbs.org/tpt/constitution-usa-peter-sagal/watch/a-more-perfect-union/',
 | ||
|             'md5': 'ce1888486f0908d555a8093cac9a7362',
 | ||
|             'info_dict': {
 | ||
|                 'id': '2365006249',
 | ||
|                 'ext': 'mp4',
 | ||
|                 'title': 'Constitution USA with Peter Sagal - A More Perfect Union',
 | ||
|                 'description': 'md5:ba0c207295339c8d6eced00b7c363c6a',
 | ||
|                 'duration': 3190,
 | ||
|             },
 | ||
|             'params': {
 | ||
|                 'skip_download': True,  # requires ffmpeg
 | ||
|             },
 | ||
|         },
 | ||
|         {
 | ||
|             'url': 'http://www.pbs.org/wgbh/pages/frontline/losing-iraq/',
 | ||
|             'md5': '143c98aa54a346738a3d78f54c925321',
 | ||
|             'info_dict': {
 | ||
|                 'id': '2365297690',
 | ||
|                 'ext': 'mp4',
 | ||
|                 'title': 'FRONTLINE - Losing Iraq',
 | ||
|                 'description': 'md5:f5bfbefadf421e8bb8647602011caf8e',
 | ||
|                 'duration': 5050,
 | ||
|             },
 | ||
|             'params': {
 | ||
|                 'skip_download': True,  # requires ffmpeg
 | ||
|             }
 | ||
|         },
 | ||
|         {
 | ||
|             'url': 'http://www.pbs.org/newshour/bb/education-jan-june12-cyberschools_02-23/',
 | ||
|             'md5': 'b19856d7f5351b17a5ab1dc6a64be633',
 | ||
|             'info_dict': {
 | ||
|                 'id': '2201174722',
 | ||
|                 'ext': 'mp4',
 | ||
|                 'title': 'PBS NewsHour - Cyber Schools Gain Popularity, but Quality Questions Persist',
 | ||
|                 'description': 'md5:5871c15cba347c1b3d28ac47a73c7c28',
 | ||
|                 'duration': 801,
 | ||
|             },
 | ||
|         },
 | ||
|         {
 | ||
|             'url': 'http://www.pbs.org/wnet/gperf/dudamel-conducts-verdi-requiem-hollywood-bowl-full-episode/3374/',
 | ||
|             'md5': 'c62859342be2a0358d6c9eb306595978',
 | ||
|             'info_dict': {
 | ||
|                 'id': '2365297708',
 | ||
|                 'ext': 'mp4',
 | ||
|                 'description': 'md5:68d87ef760660eb564455eb30ca464fe',
 | ||
|                 'title': 'Great Performances - Dudamel Conducts Verdi Requiem at the Hollywood Bowl - Full',
 | ||
|                 'duration': 6559,
 | ||
|                 'thumbnail': 're:^https?://.*\.jpg$',
 | ||
|             },
 | ||
|             'params': {
 | ||
|                 'skip_download': True,  # requires ffmpeg
 | ||
|             },
 | ||
|         },
 | ||
|         {
 | ||
|             'url': 'http://www.pbs.org/wgbh/nova/earth/killer-typhoon.html',
 | ||
|             'md5': '908f3e5473a693b266b84e25e1cf9703',
 | ||
|             'info_dict': {
 | ||
|                 'id': '2365160389',
 | ||
|                 'display_id': 'killer-typhoon',
 | ||
|                 'ext': 'mp4',
 | ||
|                 'description': 'md5:c741d14e979fc53228c575894094f157',
 | ||
|                 'title': 'NOVA - Killer Typhoon',
 | ||
|                 'duration': 3172,
 | ||
|                 'thumbnail': 're:^https?://.*\.jpg$',
 | ||
|                 'upload_date': '20140122',
 | ||
|                 'age_limit': 10,
 | ||
|             },
 | ||
|             'params': {
 | ||
|                 'skip_download': True,  # requires ffmpeg
 | ||
|             },
 | ||
|         },
 | ||
|         {
 | ||
|             'url': 'http://www.pbs.org/wgbh/pages/frontline/united-states-of-secrets/',
 | ||
|             'info_dict': {
 | ||
|                 'id': 'united-states-of-secrets',
 | ||
|             },
 | ||
|             'playlist_count': 2,
 | ||
|         },
 | ||
|         {
 | ||
|             'url': 'http://www.pbs.org/wgbh/americanexperience/films/death/player/',
 | ||
|             'info_dict': {
 | ||
|                 'id': '2280706814',
 | ||
|                 'display_id': 'player',
 | ||
|                 'ext': 'mp4',
 | ||
|                 'title': 'American Experience - Death and the Civil War',
 | ||
|                 'description': 'American Experience, TV’s most-watched history series, brings to life the compelling stories from our past that inform our understanding of the world today.',
 | ||
|                 'duration': 6705,
 | ||
|                 'thumbnail': 're:^https?://.*\.jpg$',
 | ||
|             },
 | ||
|             'params': {
 | ||
|                 'skip_download': True,  # requires ffmpeg
 | ||
|             },
 | ||
|         },
 | ||
|         {
 | ||
|             'url': 'http://video.pbs.org/video/2365367186/',
 | ||
|             'info_dict': {
 | ||
|                 'id': '2365367186',
 | ||
|                 'display_id': '2365367186',
 | ||
|                 'ext': 'mp4',
 | ||
|                 'title': 'To Catch A Comet - Full Episode',
 | ||
|                 'description': 'On November 12, 2014, billions of kilometers from Earth, spacecraft orbiter Rosetta and lander Philae did what no other had dared to attempt \u2014 land on the volatile surface of a comet as it zooms around the sun at 67,000 km/hr. The European Space Agency hopes this mission can help peer into our past and unlock secrets of our origins.',
 | ||
|                 'duration': 3342,
 | ||
|                 'thumbnail': 're:^https?://.*\.jpg$',
 | ||
|             },
 | ||
|             'params': {
 | ||
|                 'skip_download': True,  # requires ffmpeg
 | ||
|             },
 | ||
|         }
 | ||
|     ]
 | ||
| 
 | ||
|     def _extract_webpage(self, url):
 | ||
|         mobj = re.match(self._VALID_URL, url)
 | ||
| 
 | ||
|         presumptive_id = mobj.group('presumptive_id')
 | ||
|         display_id = presumptive_id
 | ||
|         if presumptive_id:
 | ||
|             webpage = self._download_webpage(url, display_id)
 | ||
| 
 | ||
|             upload_date = unified_strdate(self._search_regex(
 | ||
|                 r'<input type="hidden" id="air_date_[0-9]+" value="([^"]+)"',
 | ||
|                 webpage, 'upload date', default=None))
 | ||
| 
 | ||
|             # tabbed frontline videos
 | ||
|             tabbed_videos = re.findall(
 | ||
|                 r'<div[^>]+class="videotab[^"]*"[^>]+vid="(\d+)"', webpage)
 | ||
|             if tabbed_videos:
 | ||
|                 return tabbed_videos, presumptive_id, upload_date
 | ||
| 
 | ||
|             MEDIA_ID_REGEXES = [
 | ||
|                 r"div\s*:\s*'videoembed'\s*,\s*mediaid\s*:\s*'(\d+)'",  # frontline video embed
 | ||
|                 r'class="coveplayerid">([^<]+)<',                       # coveplayer
 | ||
|                 r'<input type="hidden" id="pbs_video_id_[0-9]+" value="([0-9]+)"/>',  # jwplayer
 | ||
|             ]
 | ||
| 
 | ||
|             media_id = self._search_regex(
 | ||
|                 MEDIA_ID_REGEXES, webpage, 'media ID', fatal=False, default=None)
 | ||
|             if media_id:
 | ||
|                 return media_id, presumptive_id, upload_date
 | ||
| 
 | ||
|             url = self._search_regex(
 | ||
|                 r'<iframe\s+[^>]*\s+src=["\']([^\'"]+partnerplayer[^\'"]+)["\']',
 | ||
|                 webpage, 'player URL')
 | ||
|             mobj = re.match(self._VALID_URL, url)
 | ||
| 
 | ||
|         player_id = mobj.group('player_id')
 | ||
|         if not display_id:
 | ||
|             display_id = player_id
 | ||
|         if player_id:
 | ||
|             player_page = self._download_webpage(
 | ||
|                 url, display_id, note='Downloading player page',
 | ||
|                 errnote='Could not download player page')
 | ||
|             video_id = self._search_regex(
 | ||
|                 r'<div\s+id="video_([0-9]+)"', player_page, 'video ID')
 | ||
|         else:
 | ||
|             video_id = mobj.group('id')
 | ||
|             display_id = video_id
 | ||
| 
 | ||
|         return video_id, display_id, None
 | ||
| 
 | ||
|     def _real_extract(self, url):
 | ||
|         video_id, display_id, upload_date = self._extract_webpage(url)
 | ||
| 
 | ||
|         if isinstance(video_id, list):
 | ||
|             entries = [self.url_result(
 | ||
|                 'http://video.pbs.org/video/%s' % vid_id, 'PBS', vid_id)
 | ||
|                 for vid_id in video_id]
 | ||
|             return self.playlist_result(entries, display_id)
 | ||
| 
 | ||
|         info = self._download_json(
 | ||
|             'http://video.pbs.org/videoInfo/%s?format=json&type=partner' % video_id,
 | ||
|             display_id)
 | ||
| 
 | ||
|         formats = []
 | ||
|         for encoding_name in ('recommended_encoding', 'alternate_encoding'):
 | ||
|             redirect = info.get(encoding_name)
 | ||
|             if not redirect:
 | ||
|                 continue
 | ||
|             redirect_url = redirect.get('url')
 | ||
|             if not redirect_url:
 | ||
|                 continue
 | ||
| 
 | ||
|             redirect_info = self._download_json(
 | ||
|                 redirect_url + '?format=json', display_id,
 | ||
|                 'Downloading %s video url info' % encoding_name)
 | ||
| 
 | ||
|             if redirect_info['status'] == 'error':
 | ||
|                 if redirect_info['http_code'] == 403:
 | ||
|                     message = (
 | ||
|                         'The video is not available in your region due to '
 | ||
|                         'right restrictions')
 | ||
|                 else:
 | ||
|                     message = redirect_info['message']
 | ||
|                 raise ExtractorError(message, expected=True)
 | ||
| 
 | ||
|             format_url = redirect_info.get('url')
 | ||
|             if not format_url:
 | ||
|                 continue
 | ||
| 
 | ||
|             if determine_ext(format_url) == 'm3u8':
 | ||
|                 formats.extend(self._extract_m3u8_formats(
 | ||
|                     format_url, display_id, 'mp4', preference=1, m3u8_id='hls'))
 | ||
|             else:
 | ||
|                 formats.append({
 | ||
|                     'url': format_url,
 | ||
|                     'format_id': redirect.get('eeid'),
 | ||
|                 })
 | ||
|         self._sort_formats(formats)
 | ||
| 
 | ||
|         rating_str = info.get('rating')
 | ||
|         if rating_str is not None:
 | ||
|             rating_str = rating_str.rpartition('-')[2]
 | ||
|         age_limit = US_RATINGS.get(rating_str)
 | ||
| 
 | ||
|         subtitles = {}
 | ||
|         closed_captions_url = info.get('closed_captions_url')
 | ||
|         if closed_captions_url:
 | ||
|             subtitles['en'] = [{
 | ||
|                 'ext': 'ttml',
 | ||
|                 'url': closed_captions_url,
 | ||
|             }]
 | ||
| 
 | ||
|         # info['title'] is often incomplete (e.g. 'Full Episode', 'Episode 5', etc)
 | ||
|         # Try turning it to 'program - title' naming scheme if possible
 | ||
|         alt_title = info.get('program', {}).get('title')
 | ||
|         if alt_title:
 | ||
|             info['title'] = alt_title + ' - ' + re.sub(r'^' + alt_title + '[\s\-:]+', '', info['title'])
 | ||
| 
 | ||
|         return {
 | ||
|             'id': video_id,
 | ||
|             'display_id': display_id,
 | ||
|             'title': info['title'],
 | ||
|             'description': info['program'].get('description'),
 | ||
|             'thumbnail': info.get('image_url'),
 | ||
|             'duration': int_or_none(info.get('duration')),
 | ||
|             'age_limit': age_limit,
 | ||
|             'upload_date': upload_date,
 | ||
|             'formats': formats,
 | ||
|             'subtitles': subtitles,
 | ||
|         }
 | 
