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
  58 class RTVEALaCartaIE(InfoExtractor):
  59     IE_NAME = 'rtve.es:alacarta'
  60     IE_DESC = 'RTVE a la carta'
  61     _VALID_URL = r'http://www\.rtve\.es/alacarta/videos/[^/]+/[^/]+/(?P<id>\d+)'
  62
  63     _TESTS = [{
  64         'url': 'http://www.rtve.es/alacarta/videos/balonmano/o-swiss-cup-masculina-final-espana-suecia/2491869/',
  65         'md5': '1d49b7e1ca7a7502c56a4bf1b60f1b43',
  66         'info_dict': {
  67             'id': '2491869',
  68             'ext': 'mp4',
  69             'title': 'Balonmano - Swiss Cup masculina. Final: España-Suecia',
  70         },
  71     }, {
  72         'note': 'Live stream',
  73         'url': 'http://www.rtve.es/alacarta/videos/television/24h-live/1694255/',
  74         'info_dict': {
  75             'id': '1694255',
  76             'ext': 'flv',
  77             'title': 'TODO',
  78         }
  79     }]
  80
  81     def _real_extract(self, url):
  82         mobj = re.match(self._VALID_URL, url)
  83         video_id = mobj.group('id')
  84         info = self._download_json(
  85             'http://www.rtve.es/api/videos/%s/config/alacarta_videos.json' % video_id,
  86             video_id)['page']['items'][0]
  87         png_url = 'http://www.rtve.es/ztnr/movil/thumbnail/default/videos/%s.png' % video_id
  88         png = self._download_webpage(png_url, video_id, 'Downloading url information')
  89         video_url = _decrypt_url(png)
  90
  91         return {
  92             'id': video_id,
  93             'title': info['title'],
  94             'url': video_url,
  95             'thumbnail': info.get('image'),
  96             'page_url': url,
  97         }
  98
  99
 100 class RTVELiveIE(InfoExtractor):
 101     IE_NAME = 'rtve.es:live'
 102     IE_DESC = 'RTVE.es live streams'
 103     _VALID_URL = r'http://www\.rtve\.es/(?:deportes/directo|noticias|television)/(?P<id>[a-zA-Z0-9-]+)'
 104
 105     _TESTS = [{
 106         'url': 'http://www.rtve.es/noticias/directo-la-1/',
 107         'info_dict': {
 108             'id': 'directo-la-1',
 109             'ext': 'flv',
 110             'title': 're:^La 1 de TVE [0-9]{4}-[0-9]{2}-[0-9]{2}Z[0-9]{6}$',
 111         },
 112         'params': {
 113             'skip_download': 'live stream',
 114         }
 115     }]
 116
 117     def _real_extract(self, url):
 118         mobj = re.match(self._VALID_URL, url)
 119         start_time = time.gmtime()
 120         video_id = mobj.group('id')
 121
 122         webpage = self._download_webpage(url, video_id)
 123         player_url = self._search_regex(
 124             r'<param name="movie" value="([^"]+)"/>', webpage, 'player URL')
 125         title = remove_end(self._og_search_title(webpage), ' en directo')
 126         title += ' ' + time.strftime('%Y-%m-%dZ%H%M%S', start_time)
 127
 128         vidplayer_id = self._search_regex(
 129             r' id="vidplayer([0-9]+)"', webpage, 'internal video ID')
 130         png_url = 'http://www.rtve.es/ztnr/movil/thumbnail/default/videos/%s.png' % vidplayer_id
 131         png = self._download_webpage(png_url, video_id, 'Downloading url information')
 132         video_url = _decrypt_url(png)
 133
 134         return {
 135             'id': video_id,
 136             'ext': 'flv',
 137             'title': title,
 138             'url': video_url,
 139             'app': 'rtve-live-live?ovpfv=2.1.2',
 140             'player_url': player_url,
 141             'rtmp_live': True,
 142         }