youtube_dl/extractor/appletrailers.py

   1 import re
   2 import xml.etree.ElementTree
   3 import json
   4
   5 from .common import InfoExtractor
   6 from ..utils import (
   7     compat_urlparse,
   8     determine_ext,
   9 )
  10
  11
  12 class AppleTrailersIE(InfoExtractor):
  13     _VALID_URL = r'https?://(?:www\.)?trailers.apple.com/trailers/(?P<company>[^/]+)/(?P<movie>[^/]+)'
  14     _TEST = {
  15         u"url": u"http://trailers.apple.com/trailers/wb/manofsteel/",
  16         u"playlist": [
  17             {
  18                 u"file": u"manofsteel-trailer4.mov",
  19                 u"md5": u"d97a8e575432dbcb81b7c3acb741f8a8",
  20                 u"info_dict": {
  21                     u"duration": 111,
  22                     u"title": u"Trailer 4",
  23                     u"upload_date": u"20130523",
  24                     u"uploader_id": u"wb",
  25                 },
  26             },
  27             {
  28                 u"file": u"manofsteel-trailer3.mov",
  29                 u"md5": u"b8017b7131b721fb4e8d6f49e1df908c",
  30                 u"info_dict": {
  31                     u"duration": 182,
  32                     u"title": u"Trailer 3",
  33                     u"upload_date": u"20130417",
  34                     u"uploader_id": u"wb",
  35                 },
  36             },
  37             {
  38                 u"file": u"manofsteel-trailer.mov",
  39                 u"md5": u"d0f1e1150989b9924679b441f3404d48",
  40                 u"info_dict": {
  41                     u"duration": 148,
  42                     u"title": u"Trailer",
  43                     u"upload_date": u"20121212",
  44                     u"uploader_id": u"wb",
  45                 },
  46             },
  47             {
  48                 u"file": u"manofsteel-teaser.mov",
  49                 u"md5": u"5fe08795b943eb2e757fa95cb6def1cb",
  50                 u"info_dict": {
  51                     u"duration": 93,
  52                     u"title": u"Teaser",
  53                     u"upload_date": u"20120721",
  54                     u"uploader_id": u"wb",
  55                 },
  56             }
  57         ]
  58     }
  59
  60     _JSON_RE = r'iTunes.playURL\((.*?)\);'
  61
  62     def _real_extract(self, url):
  63         mobj = re.match(self._VALID_URL, url)
  64         movie = mobj.group('movie')
  65         uploader_id = mobj.group('company')
  66
  67         playlist_url = compat_urlparse.urljoin(url, u'includes/playlists/itunes.inc')
  68         playlist_snippet = self._download_webpage(playlist_url, movie)
  69         playlist_cleaned = re.sub(r'(?s)<script[^<]*?>.*?</script>', u'', playlist_snippet)
  70         playlist_cleaned = re.sub(r'<img ([^<]*?)>', r'<img \1/>', playlist_cleaned)
  71         # The ' in the onClick attributes are not escaped, it couldn't be parsed
  72         # with xml.etree.ElementTree.fromstring
  73         # like: http://trailers.apple.com/trailers/wb/gravity/
  74         def _clean_json(m):
  75             return u'iTunes.playURL(%s);' % m.group(1).replace('\'', '&#39;')
  76         playlist_cleaned = re.sub(self._JSON_RE, _clean_json, playlist_cleaned)
  77         playlist_html = u'<html>' + playlist_cleaned + u'</html>'
  78
  79         doc = xml.etree.ElementTree.fromstring(playlist_html)
  80         playlist = []
  81         for li in doc.findall('./div/ul/li'):
  82             on_click = li.find('.//a').attrib['onClick']
  83             trailer_info_json = self._search_regex(self._JSON_RE,
  84                 on_click, u'trailer info')
  85             trailer_info = json.loads(trailer_info_json)
  86             title = trailer_info['title']
  87             video_id = movie + '-' + re.sub(r'[^a-zA-Z0-9]', '', title).lower()
  88             thumbnail = li.find('.//img').attrib['src']
  89             upload_date = trailer_info['posted'].replace('-', '')
  90
  91             runtime = trailer_info['runtime']
  92             m = re.search(r'(?P<minutes>[0-9]+):(?P<seconds>[0-9]{1,2})', runtime)
  93             duration = None
  94             if m:
  95                 duration = 60 * int(m.group('minutes')) + int(m.group('seconds'))
  96
  97             first_url = trailer_info['url']
  98             trailer_id = first_url.split('/')[-1].rpartition('_')[0].lower()
  99             settings_json_url = compat_urlparse.urljoin(url, 'includes/settings/%s.json' % trailer_id)
 100             settings_json = self._download_webpage(settings_json_url, trailer_id, u'Downloading settings json')
 101             settings = json.loads(settings_json)
 102
 103             formats = []
 104             for format in settings['metadata']['sizes']:
 105                 # The src is a file pointing to the real video file
 106                 format_url = re.sub(r'_(\d*p.mov)', r'_h\1', format['src'])
 107                 formats.append({
 108                     'url': format_url,
 109                     'ext': determine_ext(format_url),
 110                     'format': format['type'],
 111                     'width': format['width'],
 112                     'height': int(format['height']),
 113                 })
 114             formats = sorted(formats, key=lambda f: (f['height'], f['width']))
 115
 116             info = {
 117                 '_type': 'video',
 118                 'id': video_id,
 119                 'title': title,
 120                 'formats': formats,
 121                 'title': title,
 122                 'duration': duration,
 123                 'thumbnail': thumbnail,
 124                 'upload_date': upload_date,
 125                 'uploader_id': uploader_id,
 126                 'user_agent': 'QuickTime compatible (youtube-dl)',
 127             }
 128             # TODO: Remove when #980 has been merged
 129             info['url'] = formats[-1]['url']
 130             info['ext'] = formats[-1]['ext']
 131
 132             playlist.append(info)
 133
 134         return {
 135             '_type': 'playlist',
 136             'id': movie,
 137             'entries': playlist,
 138         }