+ ]
+
+ def _extract_asx_playlist(self, connection, programme_id):
+ asx = self._download_xml(connection.get('href'), programme_id, 'Downloading ASX playlist')
+ return [ref.get('href') for ref in asx.findall('./Entry/ref')]
+
+ def _extract_connection(self, connection, programme_id):
+ formats = []
+ protocol = connection.get('protocol')
+ supplier = connection.get('supplier')
+ if protocol == 'http':
+ href = connection.get('href')
+ # ASX playlist
+ if supplier == 'asx':
+ for i, ref in enumerate(self._extract_asx_playlist(connection, programme_id)):
+ formats.append({
+ 'url': ref,
+ 'format_id': 'ref%s_%s' % (i, supplier),
+ })
+ # Direct link
+ else:
+ formats.append({
+ 'url': href,
+ 'format_id': supplier,
+ })
+ elif protocol == 'rtmp':
+ application = connection.get('application', 'ondemand')
+ auth_string = connection.get('authString')
+ identifier = connection.get('identifier')
+ server = connection.get('server')
+ formats.append({
+ 'url': '%s://%s/%s?%s' % (protocol, server, application, auth_string),
+ 'play_path': identifier,
+ 'app': '%s?%s' % (application, auth_string),
+ 'page_url': 'http://www.bbc.co.uk',
+ 'player_url': 'http://www.bbc.co.uk/emp/releases/iplayer/revisions/617463_618125_4/617463_618125_4_emp.swf',
+ 'rtmp_live': False,
+ 'ext': 'flv',
+ 'format_id': supplier,
+ })
+ return formats
+
+ def _extract_items(self, playlist):
+ return playlist.findall('./{http://bbc.co.uk/2008/emp/playlist}item')
+
+ def _extract_medias(self, media_selection):
+ return media_selection.findall('./{http://bbc.co.uk/2008/mp/mediaselection}media')
+
+ def _extract_connections(self, media):
+ return media.findall('./{http://bbc.co.uk/2008/mp/mediaselection}connection')
+
+ def _extract_video(self, media, programme_id):
+ formats = []
+ vbr = int(media.get('bitrate'))
+ vcodec = media.get('encoding')
+ service = media.get('service')
+ width = int(media.get('width'))
+ height = int(media.get('height'))
+ file_size = int(media.get('media_file_size'))
+ for connection in self._extract_connections(media):
+ conn_formats = self._extract_connection(connection, programme_id)
+ for format in conn_formats:
+ format.update({
+ 'format_id': '%s_%s' % (service, format['format_id']),
+ 'width': width,
+ 'height': height,
+ 'vbr': vbr,
+ 'vcodec': vcodec,
+ 'filesize': file_size,
+ })
+ formats.extend(conn_formats)
+ return formats
+
+ def _extract_audio(self, media, programme_id):
+ formats = []
+ abr = int(media.get('bitrate'))
+ acodec = media.get('encoding')
+ service = media.get('service')
+ for connection in self._extract_connections(media):
+ conn_formats = self._extract_connection(connection, programme_id)
+ for format in conn_formats:
+ format.update({
+ 'format_id': '%s_%s' % (service, format['format_id']),
+ 'abr': abr,
+ 'acodec': acodec,
+ })
+ formats.extend(conn_formats)
+ return formats
+
+ def _extract_captions(self, media, programme_id):
+ subtitles = {}
+ for connection in self._extract_connections(media):
+ captions = self._download_xml(connection.get('href'), programme_id, 'Downloading captions')
+ lang = captions.get('{http://www.w3.org/XML/1998/namespace}lang', 'en')
+ ps = captions.findall('./{0}body/{0}div/{0}p'.format('{http://www.w3.org/2006/10/ttaf1}'))
+ srt = ''
+ for pos, p in enumerate(ps):
+ srt += '%s\r\n%s --> %s\r\n%s\r\n\r\n' % (str(pos), p.get('begin'), p.get('end'),
+ p.text.strip() if p.text is not None else '')
+ subtitles[lang] = srt
+ return subtitles