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from __future__ import unicode_literals
import re
from .common import InfoExtractor
from ..utils import (
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
(?:www\.)?pbs\.org/(?:[^/]+/){2,5}(?P<presumptive_id>[^/]+)/?(?:$|[?\#]) |
# 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': 'A More Perfect Union',
'description': 'md5:ba0c207295339c8d6eced00b7c363c6a',
'duration': 3190,
},
},
{
'url': 'http://www.pbs.org/wgbh/pages/frontline/losing-iraq/',
'md5': '143c98aa54a346738a3d78f54c925321',
'info_dict': {
'id': '2365297690',
'ext': 'mp4',
'title': 'Losing Iraq',
'description': 'md5:f5bfbefadf421e8bb8647602011caf8e',
'duration': 5050,
},
},
{
'url': 'http://www.pbs.org/newshour/bb/education-jan-june12-cyberschools_02-23/',
'md5': 'b19856d7f5351b17a5ab1dc6a64be633',
'info_dict': {
'id': '2201174722',
'ext': 'mp4',
'title': 'Cyber Schools Gain Popularity, but Quality Questions Persist',
'description': 'md5:5871c15cba347c1b3d28ac47a73c7c28',
'duration': 801,
},
},
]
def _extract_ids(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)
MEDIA_ID_REGEXES = [
r"div\s*:\s*'videoembed'\s*,\s*mediaid\s*:\s*'(\d+)'", # frontline video embed
r'class="coveplayerid">([^<]+)<', # coveplayer
]
media_id = self._search_regex(
MEDIA_ID_REGEXES, webpage, 'media ID', fatal=False, default=None)
if media_id:
return media_id, presumptive_id
url = self._search_regex(
r'<iframe\s+id=["\']partnerPlayer["\'].*?\s+src=["\'](.*?)["\']>',
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
def _real_extract(self, url):
video_id, display_id = self._extract_ids(url)
info_url = 'http://video.pbs.org/videoInfo/%s?format=json' % video_id
info = self._download_json(info_url, display_id)
rating_str = info.get('rating')
if rating_str is not None:
rating_str = rating_str.rpartition('-')[2]
age_limit = US_RATINGS.get(rating_str)
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'),
'age_limit': age_limit,
}
|
