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https://github.com/l1ving/youtube-dl
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[ciscolive] Improved metadata extraction
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Austin de Coup-Crank
parent
fabaef4478
commit
70f767da43
@ -47,26 +47,68 @@ class CiscoLiveIE(InfoExtractor):
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# These appear to be constant across all Cisco Live presentations
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# and are not tied to any user session or event
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RAINFOCUS_API_URL = 'https://events.rainfocus.com/api/%s'
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RAINFOCUS_APIPROFILEID = 'Na3vqYdAlJFSxhYTYQGuMbpafMqftalz'
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RAINFOCUS_WIDGETID = 'n6l4Lo05R8fiy3RpUBm447dZN8uNWoye'
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BRIGHTCOVE_URL_TEMPLATE = 'http://players.brightcove.net/5647924234001/SyK2FdqjM_default/index.html?videoId=%s'
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def _get_brightcove_url(self, result):
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""" Returns a Brightcove URL result from Rainfocus API result
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RAINFOCUS_API_URL = "https://events.rainfocus.com/api/%s"
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RAINFOCUS_APIPROFILEID = "Na3vqYdAlJFSxhYTYQGuMbpafMqftalz"
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RAINFOCUS_WIDGETID = "n6l4Lo05R8fiy3RpUBm447dZN8uNWoye"
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BRIGHTCOVE_ACCOUNT_ID = "5647924234001"
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BRIGHTCOVE_URL_TEMPLATE = "http://players.brightcove.net/5647924234001/SyK2FdqjM_default/index.html?videoId=%s"
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def _parse_rf_item(self, rf_item):
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""" Parses metadata and passes to Brightcove extractor
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"""
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bc_id = result['videos'][0]['url']
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video_title = result['title']
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self.to_screen('Resolved Brightcove ID: %s' % bc_id)
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self.to_screen('Found video "%s"' % video_title)
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# Metadata parsed from Rainfocus API result
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# Not all of which is appropriate to pass to Brightcove extractor
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rf_result = {
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"event_name": rf_item.get("eventName"),
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# Full event name [Cisco Live EMEA 2016]
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"event_label": rf_item.get("eventLabel"),
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# Year/location [2016 Berlin]
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"sess_rf_id": rf_item.get("eventId"),
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# Rainfocus ID [14382715417240cleu16]
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"sess_abbr": rf_item.get("abbreviation"),
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# Shorthand session ID [BRKCRS-2501]
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"sess_title": rf_item.get("title"),
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# Full session title [Campus QoS Design-Simplified]
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"sess_desc": rf_item.get("abstract"),
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# Description [This session will apply Cisco's QoS strategy for rich media...]
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"sess_pres_name": rf_item["participants"][0]["fullName"], # TODO: Needs safe get() method
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# Presenter's full name [Tim Szigeti]
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"sess_pres_title": rf_item["participants"][0]["jobTitle"],
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# Presenter's job title [Principal Engineer - Technical Marketing]
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"sess_pdf_url": rf_item["files"][0]["url"],
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# Presentation PDF URL [https://clnv.s3.amazonaws.com/2016/eur/pdf/BRKCRS-2501.pdf]
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"sess_bc_id": rf_item["videos"][0]["url"],
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# Session Brightcove video ID [5803710412001]
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"sess_bc_url": self.BRIGHTCOVE_URL_TEMPLATE % rf_item["videos"][0]["url"],
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# Session Brightcove video URL [http://players.brightcove.net/5647924234001/SyK2FdqjM_default/index.html?videoId=5803710412001]
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"sess_duration": rf_item["times"][0]["length"] * 60,
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# Session duration in seconds [7200]
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"sess_location": rf_item["times"][0]["room"]
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# Session location [Hall 7.3 Breakout Room 732]
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}
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# Metadata passed to final Brightcove extractor
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# TODO: Only title is passed--need to work on how to best merge smuggled metadata
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metadata = {
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"id": rf_result.get("sess_abbr"),
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"title": rf_result.get("sess_title"),
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"creator": rf_result.get("sess_pres_name"),
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"description": rf_result.get("sess_desc"),
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"series": rf_result.get("event_name"),
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"duration": rf_result["sess_duration"],
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"location": rf_result["sess_location"]
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}
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self.to_screen("Session: %s [%s]" % (rf_result["sess_title"], rf_result["sess_abbr"]))
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self.to_screen("Presenter: %s, %s" % (rf_result["sess_pres_name"], rf_result["sess_pres_title"]))
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self.to_screen("Presentation PDF: %s" % rf_result["sess_pdf_url"])
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return self.url_result(
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smuggle_url(self.BRIGHTCOVE_URL_TEMPLATE % bc_id,
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{'title': video_title}),
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'BrightcoveNew', bc_id, video_title)
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smuggle_url(rf_result["sess_bc_url"], metadata),
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'BrightcoveNew', rf_result["sess_bc_id"],
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rf_result["sess_title"])
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def _real_extract(self, url):
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m = re.match(self._VALID_URL, url)
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mobj = re.match(self._VALID_URL, url)
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rf_api_headers = {
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'Origin': 'https://ciscolive.cisco.com',
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'rfApiProfileId': self.RAINFOCUS_APIPROFILEID,
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@ -79,27 +121,26 @@ class CiscoLiveIE(InfoExtractor):
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}
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# Single session URL (single video)
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if m.group('id'):
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rf_id = m.group('id')
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self.to_screen('Downloading video for Cisco Live session ID %s' %
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rf_id)
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if mobj.group('id'):
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rf_id = mobj.group('id')
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rf_api_args['url_or_request'] = self.RAINFOCUS_API_URL % 'session'
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rf_api_args['video_id'] = rf_id
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rf_api_args['data'] = compat_urllib_parse_urlencode({'id': rf_id})
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self.to_screen('Video for session ID %s' % rf_id)
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rf_api_result = self._download_json(**rf_api_args)
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rf_item = rf_api_result['items'][0]
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return self._get_brightcove_url(rf_item)
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return self._parse_rf_item(rf_item)
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else:
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# Filter query URL (multiple videos)
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if m.group('query'):
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rf_query = m.group('query')
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self.to_screen('Downloading video collection for query %s' %
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rf_query)
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if mobj.group('query'):
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rf_query = mobj.group('query')
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rf_query = str(rf_query + "&type=session&size=1000")
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data = rf_query
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rf_api_args['url_or_request'] = self.RAINFOCUS_API_URL % 'search'
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rf_api_args['data'] = data
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rf_api_args['video_id'] = None
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# Query JSON results offer no obvious way to ID the search
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rf_api_args['video_id'] = "Filter query"
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self.to_screen('Video collection for query %s' % rf_query)
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rf_api_result = self._download_json(**rf_api_args)
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entries = [self._get_brightcove_url(r) for r in rf_api_result['sectionList'][0]['items']]
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entries = [self._parse_rf_item(rf_item) for rf_item in rf_api_result['sectionList'][0]['items']]
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return self.playlist_result(entries)
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