Raphaël G. Git Repositories - youtubedl/blob - youtube_dl/extractor/rtve.py

   1 # encoding: utf-8
   2 from __future__ import unicode_literals
   3
   4 import base64
   5 import re
   6 import time
   7
   8 from .common import InfoExtractor
   9 from ..utils import (
  10     struct_unpack,
  11     remove_end,
  12 )
  13
  14
  15 def _decrypt_url(png):
  16     encrypted_data = base64.b64decode(png)
  17     text_index = encrypted_data.find(b'tEXt')
  18     text_chunk = encrypted_data[text_index - 4:]
  19     length = struct_unpack('!I', text_chunk[:4])[0]
  20     # Use bytearray to get integers when iterating in both python 2.x and 3.x
  21     data = bytearray(text_chunk[8:8 + length])
  22     data = [chr(b) for b in data if b != 0]
  23     hash_index = data.index('#')
  24     alphabet_data = data[:hash_index]
  25     url_data = data[hash_index + 1:]
  26
  27     alphabet = []
  28     e = 0
  29     d = 0
  30     for l in alphabet_data:
  31         if d == 0:
  32             alphabet.append(l)
  33             d = e = (e + 1) % 4
  34         else:
  35             d -= 1
  36     url = ''
  37     f = 0
  38     e = 3
  39     b = 1
  40     for letter in url_data:
  41         if f == 0:
  42             l = int(letter) * 10
  43             f = 1
  44         else:
  45             if e == 0:
  46                 l += int(letter)
  47                 url += alphabet[l]
  48                 e = (b + 3) % 4
  49                 f = 0
  50                 b += 1
  51             else:
  52                 e -= 1
  53
  54     return url
  55
  56
  57 class RTVEALaCartaIE(InfoExtractor):
  58     IE_NAME = 'rtve.es:alacarta'
  59     IE_DESC = 'RTVE a la carta'
  60     _VALID_URL = r'http://www\.rtve\.es/(m/)?alacarta/videos/[^/]+/[^/]+/(?P<id>\d+)'
  61
  62     _TESTS = [{
  63         'url': 'http://www.rtve.es/alacarta/videos/balonmano/o-swiss-cup-masculina-final-espana-suecia/2491869/',
  64         'md5': '1d49b7e1ca7a7502c56a4bf1b60f1b43',
  65         'info_dict': {
  66             'id': '2491869',
  67             'ext': 'mp4',
  68             'title': 'Balonmano - Swiss Cup masculina. Final: España-Suecia',
  69         },
  70     }, {
  71         'note': 'Live stream',
  72         'url': 'http://www.rtve.es/alacarta/videos/television/24h-live/1694255/',
  73         'info_dict': {
  74             'id': '1694255',
  75             'ext': 'flv',
  76             'title': 'TODO',
  77         },
  78         'skip': 'The f4m manifest can\'t be used yet',
  79     }, {
  80         'url': 'http://www.rtve.es/m/alacarta/videos/cuentame-como-paso/cuentame-como-paso-t16-ultimo-minuto-nuestra-vida-capitulo-276/2969138/?media=tve',
  81         'only_matching': True,
  82     }]
  83
  84     def _real_extract(self, url):
  85         mobj = re.match(self._VALID_URL, url)
  86         video_id = mobj.group('id')
  87         info = self._download_json(
  88             'http://www.rtve.es/api/videos/%s/config/alacarta_videos.json' % video_id,
  89             video_id)['page']['items'][0]
  90         png_url = 'http://www.rtve.es/ztnr/movil/thumbnail/default/videos/%s.png' % video_id
  91         png = self._download_webpage(png_url, video_id, 'Downloading url information')
  92         video_url = _decrypt_url(png)
  93         if not video_url.endswith('.f4m'):
  94             auth_url = video_url.replace(
  95                 'resources/', 'auth/resources/'
  96             ).replace('.net.rtve', '.multimedia.cdn.rtve')
  97             video_path = self._download_webpage(
  98                 auth_url, video_id, 'Getting video url')
  99             # Use mvod.akcdn instead of flash.akamaihd.multimedia.cdn to get
 100             # the right Content-Length header and the mp4 format
 101             video_url = (
 102                 'http://mvod.akcdn.rtve.es/{0}&v=2.6.8'
 103                 '&fp=MAC%2016,0,0,296&r=MRUGG&g=OEOJWFXNFGCP'.format(video_path)
 104             )
 105
 106         return {
 107             'id': video_id,
 108             'title': info['title'],
 109             'url': video_url,
 110             'thumbnail': info.get('image'),
 111             'page_url': url,
 112         }
 113
 114
 115 class RTVELiveIE(InfoExtractor):
 116     IE_NAME = 'rtve.es:live'
 117     IE_DESC = 'RTVE.es live streams'
 118     _VALID_URL = r'http://www\.rtve\.es/(?:deportes/directo|noticias|television)/(?P<id>[a-zA-Z0-9-]+)'
 119
 120     _TESTS = [{
 121         'url': 'http://www.rtve.es/noticias/directo-la-1/',
 122         'info_dict': {
 123             'id': 'directo-la-1',
 124             'ext': 'flv',
 125             'title': 're:^La 1 de TVE [0-9]{4}-[0-9]{2}-[0-9]{2}Z[0-9]{6}$',
 126         },
 127         'params': {
 128             'skip_download': 'live stream',
 129         }
 130     }]
 131
 132     def _real_extract(self, url):
 133         mobj = re.match(self._VALID_URL, url)
 134         start_time = time.gmtime()
 135         video_id = mobj.group('id')
 136
 137         webpage = self._download_webpage(url, video_id)
 138         player_url = self._search_regex(
 139             r'<param name="movie" value="([^"]+)"/>', webpage, 'player URL')
 140         title = remove_end(self._og_search_title(webpage), ' en directo')
 141         title += ' ' + time.strftime('%Y-%m-%dZ%H%M%S', start_time)
 142
 143         vidplayer_id = self._search_regex(
 144             r' id="vidplayer([0-9]+)"', webpage, 'internal video ID')
 145         png_url = 'http://www.rtve.es/ztnr/movil/thumbnail/default/videos/%s.png' % vidplayer_id
 146         png = self._download_webpage(png_url, video_id, 'Downloading url information')
 147         video_url = _decrypt_url(png)
 148
 149         return {
 150             'id': video_id,
 151             'ext': 'flv',
 152             'title': title,
 153             'url': video_url,
 154             'app': 'rtve-live-live?ovpfv=2.1.2',
 155             'player_url': player_url,
 156             'rtmp_live': True,
 157         }