youtube-dl

Another place where youtube-dl lives on
git clone git://git.oshgnacknak.de/youtube-dl.git
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ciscolive.py (6024B)


      1 # coding: utf-8
      2 from __future__ import unicode_literals
      3 
      4 import itertools
      5 
      6 from .common import InfoExtractor
      7 from ..compat import (
      8     compat_parse_qs,
      9     compat_urllib_parse_urlparse,
     10 )
     11 from ..utils import (
     12     clean_html,
     13     float_or_none,
     14     int_or_none,
     15     try_get,
     16     urlencode_postdata,
     17 )
     18 
     19 
     20 class CiscoLiveBaseIE(InfoExtractor):
     21     # These appear to be constant across all Cisco Live presentations
     22     # and are not tied to any user session or event
     23     RAINFOCUS_API_URL = 'https://events.rainfocus.com/api/%s'
     24     RAINFOCUS_API_PROFILE_ID = 'Na3vqYdAlJFSxhYTYQGuMbpafMqftalz'
     25     RAINFOCUS_WIDGET_ID = 'n6l4Lo05R8fiy3RpUBm447dZN8uNWoye'
     26     BRIGHTCOVE_URL_TEMPLATE = 'http://players.brightcove.net/5647924234001/SyK2FdqjM_default/index.html?videoId=%s'
     27 
     28     HEADERS = {
     29         'Origin': 'https://ciscolive.cisco.com',
     30         'rfApiProfileId': RAINFOCUS_API_PROFILE_ID,
     31         'rfWidgetId': RAINFOCUS_WIDGET_ID,
     32     }
     33 
     34     def _call_api(self, ep, rf_id, query, referrer, note=None):
     35         headers = self.HEADERS.copy()
     36         headers['Referer'] = referrer
     37         return self._download_json(
     38             self.RAINFOCUS_API_URL % ep, rf_id, note=note,
     39             data=urlencode_postdata(query), headers=headers)
     40 
     41     def _parse_rf_item(self, rf_item):
     42         event_name = rf_item.get('eventName')
     43         title = rf_item['title']
     44         description = clean_html(rf_item.get('abstract'))
     45         presenter_name = try_get(rf_item, lambda x: x['participants'][0]['fullName'])
     46         bc_id = rf_item['videos'][0]['url']
     47         bc_url = self.BRIGHTCOVE_URL_TEMPLATE % bc_id
     48         duration = float_or_none(try_get(rf_item, lambda x: x['times'][0]['length']))
     49         location = try_get(rf_item, lambda x: x['times'][0]['room'])
     50 
     51         if duration:
     52             duration = duration * 60
     53 
     54         return {
     55             '_type': 'url_transparent',
     56             'url': bc_url,
     57             'ie_key': 'BrightcoveNew',
     58             'title': title,
     59             'description': description,
     60             'duration': duration,
     61             'creator': presenter_name,
     62             'location': location,
     63             'series': event_name,
     64         }
     65 
     66 
     67 class CiscoLiveSessionIE(CiscoLiveBaseIE):
     68     _VALID_URL = r'https?://(?:www\.)?ciscolive(?:\.cisco)?\.com/[^#]*#/session/(?P<id>[^/?&]+)'
     69     _TESTS = [{
     70         'url': 'https://ciscolive.cisco.com/on-demand-library/?#/session/1423353499155001FoSs',
     71         'md5': 'c98acf395ed9c9f766941c70f5352e22',
     72         'info_dict': {
     73             'id': '5803694304001',
     74             'ext': 'mp4',
     75             'title': '13 Smart Automations to Monitor Your Cisco IOS Network',
     76             'description': 'md5:ec4a436019e09a918dec17714803f7cc',
     77             'timestamp': 1530305395,
     78             'upload_date': '20180629',
     79             'uploader_id': '5647924234001',
     80             'location': '16B Mezz.',
     81         },
     82     }, {
     83         'url': 'https://www.ciscolive.com/global/on-demand-library.html?search.event=ciscoliveemea2019#/session/15361595531500013WOU',
     84         'only_matching': True,
     85     }, {
     86         'url': 'https://www.ciscolive.com/global/on-demand-library.html?#/session/1490051371645001kNaS',
     87         'only_matching': True,
     88     }]
     89 
     90     def _real_extract(self, url):
     91         rf_id = self._match_id(url)
     92         rf_result = self._call_api('session', rf_id, {'id': rf_id}, url)
     93         return self._parse_rf_item(rf_result['items'][0])
     94 
     95 
     96 class CiscoLiveSearchIE(CiscoLiveBaseIE):
     97     _VALID_URL = r'https?://(?:www\.)?ciscolive(?:\.cisco)?\.com/(?:global/)?on-demand-library(?:\.html|/)'
     98     _TESTS = [{
     99         'url': 'https://ciscolive.cisco.com/on-demand-library/?search.event=ciscoliveus2018&search.technicallevel=scpsSkillLevel_aintroductory&search.focus=scpsSessionFocus_designAndDeployment#/',
    100         'info_dict': {
    101             'title': 'Search query',
    102         },
    103         'playlist_count': 5,
    104     }, {
    105         'url': 'https://ciscolive.cisco.com/on-demand-library/?search.technology=scpsTechnology_applicationDevelopment&search.technology=scpsTechnology_ipv6&search.focus=scpsSessionFocus_troubleshootingTroubleshooting#/',
    106         'only_matching': True,
    107     }, {
    108         'url': 'https://www.ciscolive.com/global/on-demand-library.html?search.technicallevel=scpsSkillLevel_aintroductory&search.event=ciscoliveemea2019&search.technology=scpsTechnology_dataCenter&search.focus=scpsSessionFocus_bestPractices#/',
    109         'only_matching': True,
    110     }]
    111 
    112     @classmethod
    113     def suitable(cls, url):
    114         return False if CiscoLiveSessionIE.suitable(url) else super(CiscoLiveSearchIE, cls).suitable(url)
    115 
    116     @staticmethod
    117     def _check_bc_id_exists(rf_item):
    118         return int_or_none(try_get(rf_item, lambda x: x['videos'][0]['url'])) is not None
    119 
    120     def _entries(self, query, url):
    121         query['size'] = 50
    122         query['from'] = 0
    123         for page_num in itertools.count(1):
    124             results = self._call_api(
    125                 'search', None, query, url,
    126                 'Downloading search JSON page %d' % page_num)
    127             sl = try_get(results, lambda x: x['sectionList'][0], dict)
    128             if sl:
    129                 results = sl
    130             items = results.get('items')
    131             if not items or not isinstance(items, list):
    132                 break
    133             for item in items:
    134                 if not isinstance(item, dict):
    135                     continue
    136                 if not self._check_bc_id_exists(item):
    137                     continue
    138                 yield self._parse_rf_item(item)
    139             size = int_or_none(results.get('size'))
    140             if size is not None:
    141                 query['size'] = size
    142             total = int_or_none(results.get('total'))
    143             if total is not None and query['from'] + query['size'] > total:
    144                 break
    145             query['from'] += query['size']
    146 
    147     def _real_extract(self, url):
    148         query = compat_parse_qs(compat_urllib_parse_urlparse(url).query)
    149         query['type'] = 'session'
    150         return self.playlist_result(
    151             self._entries(query, url), playlist_title='Search query')