youtube-dl

Another place where youtube-dl lives on
git clone git://git.oshgnacknak.de/youtube-dl.git
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rice.py (4580B)

      1 # coding: utf-8
      2 from __future__ import unicode_literals
      3 
      4 import re
      5 
      6 from .common import InfoExtractor
      7 from ..compat import compat_parse_qs
      8 from ..utils import (
      9     xpath_text,
     10     xpath_element,
     11     int_or_none,
     12     parse_iso8601,
     13     ExtractorError,
     14 )
     15 
     16 
     17 class RICEIE(InfoExtractor):
     18     _VALID_URL = r'https?://mediahub\.rice\.edu/app/[Pp]ortal/video\.aspx\?(?P<query>.+)'
     19     _TEST = {
     20         'url': 'https://mediahub.rice.edu/app/Portal/video.aspx?PortalID=25ffd62c-3d01-4b29-8c70-7c94270efb3e&DestinationID=66bc9434-03bd-4725-b47e-c659d8d809db&ContentID=YEWIvbhb40aqdjMD1ALSqw',
     21         'md5': '9b83b4a2eead4912dc3b7fac7c449b6a',
     22         'info_dict': {
     23             'id': 'YEWIvbhb40aqdjMD1ALSqw',
     24             'ext': 'mp4',
     25             'title': 'Active Learning in Archeology',
     26             'upload_date': '20140616',
     27             'timestamp': 1402926346,
     28         }
     29     }
     30     _NS = 'http://schemas.datacontract.org/2004/07/ensembleVideo.Data.Service.Contracts.Models.Player.Config'
     31 
     32     def _real_extract(self, url):
     33         qs = compat_parse_qs(re.match(self._VALID_URL, url).group('query'))
     34         if not qs.get('PortalID') or not qs.get('DestinationID') or not qs.get('ContentID'):
     35             raise ExtractorError('Invalid URL', expected=True)
     36 
     37         portal_id = qs['PortalID'][0]
     38         playlist_id = qs['DestinationID'][0]
     39         content_id = qs['ContentID'][0]
     40 
     41         content_data = self._download_xml('https://mediahub.rice.edu/api/portal/GetContentTitle', content_id, query={
     42             'portalId': portal_id,
     43             'playlistId': playlist_id,
     44             'contentId': content_id
     45         })
     46         metadata = xpath_element(content_data, './/metaData', fatal=True)
     47         title = xpath_text(metadata, 'primaryTitle', fatal=True)
     48         encodings = xpath_element(content_data, './/encodings', fatal=True)
     49         player_data = self._download_xml('https://mediahub.rice.edu/api/player/GetPlayerConfig', content_id, query={
     50             'temporaryLinkId': xpath_text(encodings, 'temporaryLinkId', fatal=True),
     51             'contentId': content_id,
     52         })
     53 
     54         common_fmt = {}
     55         dimensions = xpath_text(encodings, 'dimensions')
     56         if dimensions:
     57             wh = dimensions.split('x')
     58             if len(wh) == 2:
     59                 common_fmt.update({
     60                     'width': int_or_none(wh[0]),
     61                     'height': int_or_none(wh[1]),
     62                 })
     63 
     64         formats = []
     65         rtsp_path = xpath_text(player_data, self._xpath_ns('RtspPath', self._NS))
     66         if rtsp_path:
     67             fmt = {
     68                 'url': rtsp_path,
     69                 'format_id': 'rtsp',
     70             }
     71             fmt.update(common_fmt)
     72             formats.append(fmt)
     73         for source in player_data.findall(self._xpath_ns('.//Source', self._NS)):
     74             video_url = xpath_text(source, self._xpath_ns('File', self._NS))
     75             if not video_url:
     76                 continue
     77             if '.m3u8' in video_url:
     78                 formats.extend(self._extract_m3u8_formats(video_url, content_id, 'mp4', 'm3u8_native', m3u8_id='hls', fatal=False))
     79             else:
     80                 fmt = {
     81                     'url': video_url,
     82                     'format_id': video_url.split(':')[0],
     83                 }
     84                 fmt.update(common_fmt)
     85                 rtmp = re.search(r'^(?P<url>rtmp://[^/]+/(?P<app>.+))/(?P<playpath>mp4:.+)$', video_url)
     86                 if rtmp:
     87                     fmt.update({
     88                         'url': rtmp.group('url'),
     89                         'play_path': rtmp.group('playpath'),
     90                         'app': rtmp.group('app'),
     91                         'ext': 'flv',
     92                     })
     93                 formats.append(fmt)
     94         self._sort_formats(formats)
     95 
     96         thumbnails = []
     97         for content_asset in content_data.findall('.//contentAssets'):
     98             asset_type = xpath_text(content_asset, 'type')
     99             if asset_type == 'image':
    100                 image_url = xpath_text(content_asset, 'httpPath')
    101                 if not image_url:
    102                     continue
    103                 thumbnails.append({
    104                     'id': xpath_text(content_asset, 'ID'),
    105                     'url': image_url,
    106                 })
    107 
    108         return {
    109             'id': content_id,
    110             'title': title,
    111             'description': xpath_text(metadata, 'abstract'),
    112             'duration': int_or_none(xpath_text(metadata, 'duration')),
    113             'timestamp': parse_iso8601(xpath_text(metadata, 'dateUpdated')),
    114             'thumbnails': thumbnails,
    115             'formats': formats,
    116         }