X-Git-Url: https://git.rapsys.eu/youtubedl/blobdiff_plain/a316b1d93c357b5edf19d5e3100526a94191c029..76d85602f8a22ca3817c3a86f4f0e8969c0b02a9:/youtube_dl/extractor/pbs.py?ds=inline

diff --git a/youtube_dl/extractor/pbs.py b/youtube_dl/extractor/pbs.py
index 65462d8..8fb9b18 100644
--- a/youtube_dl/extractor/pbs.py
+++ b/youtube_dl/extractor/pbs.py
@@ -1,34 +1,329 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
 import re
-import json
 
 from .common import InfoExtractor
+from ..utils import (
+    ExtractorError,
+    determine_ext,
+    int_or_none,
+    strip_jsonp,
+    unified_strdate,
+    US_RATINGS,
+)
 
 
 class PBSIE(InfoExtractor):
-    _VALID_URL = r'https?://video.pbs.org/video/(?P<id>\d+)/?'
+    _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>[^/]+)/
+        )
+    '''
 
-    _TEST = {
-        u'url': u'http://video.pbs.org/video/2365006249/',
-        u'file': u'2365006249.mp4',
-        u'md5': 'ce1888486f0908d555a8093cac9a7362',
-        u'info_dict': {
-            u'title': u'A More Perfect Union',
-            u'description': u'md5:ba0c207295339c8d6eced00b7c363c6a',
-            u'duration': 3190,
+    _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': '2276541483',
+                'display_id': 'player',
+                'ext': 'mp4',
+                'title': 'American Experience - Death and the Civil War, Chapter 1',
+                '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': 682,
+                '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
+            },
+            'skip': 'Expired',
+        },
+        {
+            # Video embedded in iframe containing angle brackets as attribute's value (e.g.
+            # "<iframe style='position: absolute;<br />\ntop: 0; left: 0;' ...", see
+            # https://github.com/rg3/youtube-dl/issues/7059)
+            'url': 'http://www.pbs.org/food/features/a-chefs-life-season-3-episode-5-prickly-business/',
+            'info_dict': {
+                'id': '2365546844',
+                'display_id': 'a-chefs-life-season-3-episode-5-prickly-business',
+                'ext': 'mp4',
+                'title': "A Chef's Life - Season 3, Ep. 5: Prickly Business",
+                'description': 'md5:61db2ddf27c9912f09c241014b118ed1',
+                'duration': 1480,
+                'thumbnail': 're:^https?://.*\.jpg$',
+            },
+            'params': {
+                'skip_download': True,  # requires ffmpeg
+            },
+        },
+        {
+            # Frontline video embedded via flp2012.js
+            'url': 'http://www.pbs.org/wgbh/pages/frontline/the-atomic-artists',
+            'info_dict': {
+                'id': '2070868960',
+                'display_id': 'the-atomic-artists',
+                'ext': 'mp4',
+                'title': 'FRONTLINE - The Atomic Artists',
+                'description': 'md5:f5bfbefadf421e8bb8647602011caf8e',
+                'duration': 723,
+                'thumbnail': 're:^https?://.*\.jpg$',
+            },
+            'params': {
+                'skip_download': True,  # requires ffmpeg
+            },
+        }
+    ]
+    _ERRORS = {
+        101: 'We\'re sorry, but this video is not yet available.',
+        403: 'We\'re sorry, but this video is not available in your region due to right restrictions.',
+        404: 'We are experiencing technical difficulties that are preventing us from playing the video at this time. Please check back again soon.',
+        410: 'This video has expired and is no longer available for online streaming.',
     }
 
-    def _real_extract(self, url):
+    def _extract_webpage(self, url):
         mobj = re.match(self._VALID_URL, url)
-        video_id = mobj.group('id')
-        info_url = 'http://video.pbs.org/videoInfo/%s?format=json' % video_id
-        info_page = self._download_webpage(info_url, video_id)
-        info =json.loads(info_page)
-        return {'id': video_id,
-                'title': info['title'],
-                'url': info['alternate_encoding']['url'],
-                'ext': 'mp4',
-                'description': info['program'].get('description'),
-                'thumbnail': info.get('image_url'),
-                'duration': info.get('duration'),
-                }
+
+        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
+
+            # Fronline video embedded via flp
+            video_id = self._search_regex(
+                r'videoid\s*:\s*"([\d+a-z]{7,})"', webpage, 'videoid', default=None)
+            if video_id:
+                # pkg_id calculation is reverse engineered from
+                # http://www.pbs.org/wgbh/pages/frontline/js/flp2012.js
+                prg_id = self._search_regex(
+                    r'videoid\s*:\s*"([\d+a-z]{7,})"', webpage, 'videoid')[7:]
+                if 'q' in prg_id:
+                    prg_id = prg_id.split('q')[1]
+                prg_id = int(prg_id, 16)
+                getdir = self._download_json(
+                    'http://www.pbs.org/wgbh/pages/frontline/.json/getdir/getdir%d.json' % prg_id,
+                    presumptive_id, 'Downloading getdir JSON',
+                    transform_source=strip_jsonp)
+                return getdir['mid'], presumptive_id, upload_date
+
+            for iframe in re.findall(r'(?s)<iframe(.+?)></iframe>', webpage):
+                url = self._search_regex(
+                    r'src=(["\'])(?P<url>.+?partnerplayer.+?)\1', iframe,
+                    'player URL', default=None, group='url')
+                if url:
+                    break
+
+            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':
+                raise ExtractorError(
+                    '%s said: %s' % (
+                        self.IE_NAME,
+                        self._ERRORS.get(redirect_info['http_code'], redirect_info['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,
+        }