fnord
10 years ago
3 changed files with 164 additions and 0 deletions
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from __future__ import unicode_literals |
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|
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from .common import InfoExtractor |
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from ..utils import ( |
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ExtractorError, |
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int_or_none, |
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) |
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from ..compat import compat_HTTPError |
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import re |
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from .bbccouk import BBCCoUkIE |
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|
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class BBCNewsIE(BBCCoUkIE): |
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IE_NAME = 'bbc.com' |
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IE_DESC = 'BBC news' |
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_VALID_URL = r'https?://(?:www\.)?(?:bbc\.co\.uk|bbc\.com)/news/(?P<id>[^/]+)' |
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|
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_TESTS = [{ |
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'url': 'http://www.bbc.com/news/world-europe-32668511', |
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'info_dict': { |
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'id': 'world-europe-32668511', |
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'title': 'Russia stages massive WW2 parade despite Western boycott', |
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}, |
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'playlist_count': 2, |
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},{ |
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'url': 'http://www.bbc.com/news/business-28299555', |
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'info_dict': { |
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'id': 'business-28299555', |
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'title': 'Farnborough Airshow: Video highlights', |
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}, |
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'playlist_count': 9, |
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},{ |
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'url': 'http://www.bbc.com/news/world-europe-32041533', |
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'note': 'Video', |
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'info_dict': { |
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'id': 'p02mprgb', |
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'ext': 'mp4', |
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'title': 'Aerial footage showed the site of the crash in the Alps - courtesy BFM TV', |
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'description': 'Germanwings plane crash site in aerial video - Aerial footage showed the site of the crash in the Alps - courtesy BFM TV', |
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'duration': 47, |
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}, |
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'params': { |
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'skip_download': True, |
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} |
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}] |
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|
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def _duration_str2int(self, str): |
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if not str: |
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return None |
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ret = re.match(r'^\d+$', str) |
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if ret: |
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return int(ret.group(0)) |
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ret = re.match(r'PT((?P<h>\d+)H)?((?P<m>\d+)M)?(?P<s>\d+)S$', str) |
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if ret: |
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total=int(ret.group('s')) |
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if ret.group('m'): |
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total+=(int(ret.group('m'))*60) |
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if ret.group('h'): |
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total+=(int(ret.group('h'))*3600) |
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return total |
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return None |
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|
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def _download_media_selector(self, programme_id): |
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# bbc news uses http://open.live.bbc.co.uk/mediaselector/4/mtis/stream/ not |
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# http://open.live.bbc.co.uk/mediaselector/5/select/version/2.0/mediaset/pc/vpid/ |
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# Could add third urlspec arg to BBCCoUkIE._download_media_selector instead of duplicating it |
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|
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try: |
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media_selection = self._download_xml( |
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'http://open.live.bbc.co.uk/mediaselector/4/mtis/stream/%s' % programme_id, |
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programme_id, 'Downloading media selection XML') |
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except ExtractorError as ee: |
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if isinstance(ee.cause, compat_HTTPError) and ee.cause.code == 403: |
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media_selection = xml.etree.ElementTree.fromstring(ee.cause.read().encode('utf-8')) |
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else: |
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raise |
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formats = [] |
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subtitles = None |
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|
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for media in self._extract_medias(media_selection): |
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kind = media.get('kind') |
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if kind == 'audio': |
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formats.extend(self._extract_audio(media, programme_id)) |
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elif kind == 'video': |
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formats.extend(self._extract_video(media, programme_id)) |
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elif kind == 'captions': |
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subtitles = self.extract_subtitles(media, programme_id) |
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formats = [] |
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subtitles = None |
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for media in self._extract_medias(media_selection): |
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kind = media.get('kind') |
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if kind == 'audio': |
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formats.extend(self._extract_audio(media, programme_id)) |
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elif kind == 'video': |
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formats.extend(self._extract_video(media, programme_id)) |
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elif kind == 'captions': |
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subtitles = self.extract_subtitles(media, programme_id) |
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return formats, subtitles |
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|
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def _real_extract(self, url): |
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list_id = self._match_id(url) |
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webpage = self._download_webpage(url, list_id) |
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list_title = self._html_search_regex(r'<title>(.*?)(?:\s*-\s*BBC News)?</title>', webpage, 'list title') |
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pubdate = self._html_search_regex(r'"datePublished":\s*"(\d+-\d+-\d+)', webpage, 'date', default=None) |
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if pubdate: |
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pubdate = pubdate.replace('-','') |
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ret = [] |
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# works with bbc.com/news/something-something-123456 articles |
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matches = re.findall(r"data-media-meta='({[^']+})'", webpage) |
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if not matches: |
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# stubbornly generic extractor for {json with "image":{allvideoshavethis},etc} |
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# in http://www.bbc.com/news/video_and_audio/international |
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matches = re.findall(r"({[^{}]+image\":{[^}]+}[^}]+})", webpage) |
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if not matches: |
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raise ExtractorError('No video found', expected=True) |
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for ent in matches: |
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jent = self._parse_json(ent,list_id) |
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programme_id = jent.get('externalId',None) |
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xml_url = jent.get('href', None) |
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title = jent['caption'] |
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duration = self._duration_str2int(jent.get('duration',None)) |
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description = list_title + ' - ' + jent.get('caption','') |
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thumbnail = None |
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if jent.has_key('image'): |
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thumbnail=jent['image'].get('href',None) |
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|
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if programme_id: |
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formats, subtitles = self._download_media_selector(programme_id) |
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elif xml_url: |
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# Cheap fallback |
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# http://playlists.bbc.co.uk/news/(list_id)[ABC..]/playlist.sxml |
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xml = self._download_webpage(xml_url, programme_id, 'Downloading playlist.sxml for externalId (fallback)') |
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programme_id = self._search_regex(r'<mediator [^>]*identifier="(.+?)"', xml, 'playlist.sxml (externalId fallback)') |
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formats, subtitles = self._download_media_selector(programme_id) |
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else: |
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raise ExtractorError('data-media-meta entry has no externalId or href value.') |
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self._sort_formats(formats) |
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ret.append( { |
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'id': programme_id, |
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'uploader': 'BBC News', |
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'upload_date': pubdate, |
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'title': title, |
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'description': description, |
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'thumbnail': thumbnail, |
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'duration': duration, |
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'formats': formats, |
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'subtitles': subtitles, |
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} ) |
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if len(ret) > 0: |
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return self.playlist_result(ret, list_id, list_title) |
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raise ExtractorError('No video found', expected=True) |
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