yt_dlp/extractor/reddit.py

   1 from __future__ import unicode_literals
   2
   3
   4 from .common import InfoExtractor
   5 from ..utils import (
   6     ExtractorError,
   7     int_or_none,
   8     float_or_none,
   9     try_get,
  10     unescapeHTML,
  11     url_or_none,
  12 )
  13
  14
  15 class RedditIE(InfoExtractor):
  16     _VALID_URL = r'https?://v\.redd\.it/(?P<id>[^/?#&]+)'
  17     _TEST = {
  18         # from https://www.reddit.com/r/videos/comments/6rrwyj/that_small_heart_attack/
  19         'url': 'https://v.redd.it/zv89llsvexdz',
  20         'md5': '0a070c53eba7ec4534d95a5a1259e253',
  21         'info_dict': {
  22             'id': 'zv89llsvexdz',
  23             'ext': 'mp4',
  24             'title': 'zv89llsvexdz',
  25         },
  26         'params': {
  27             'format': 'bestvideo',
  28         },
  29     }
  30
  31     def _real_extract(self, url):
  32         video_id = self._match_id(url)
  33
  34         formats = self._extract_m3u8_formats(
  35             'https://v.redd.it/%s/HLSPlaylist.m3u8' % video_id, video_id,
  36             'mp4', entry_protocol='m3u8_native', m3u8_id='hls', fatal=False)
  37
  38         formats.extend(self._extract_mpd_formats(
  39             'https://v.redd.it/%s/DASHPlaylist.mpd' % video_id, video_id,
  40             mpd_id='dash', fatal=False))
  41
  42         self._sort_formats(formats)
  43
  44         return {
  45             'id': video_id,
  46             'title': video_id,
  47             'formats': formats,
  48         }
  49
  50
  51 class RedditRIE(InfoExtractor):
  52     _VALID_URL = r'(?P<url>https?://(?:[^/]+\.)?reddit\.com/r/[^/]+/comments/(?P<id>[^/?#&]+))'
  53     _TESTS = [{
  54         'url': 'https://www.reddit.com/r/videos/comments/6rrwyj/that_small_heart_attack/',
  55         'info_dict': {
  56             'id': 'zv89llsvexdz',
  57             'ext': 'mp4',
  58             'title': 'That small heart attack.',
  59             'thumbnail': r're:^https?://.*\.(?:jpg|png)',
  60             'thumbnails': 'count:4',
  61             'timestamp': 1501941939,
  62             'upload_date': '20170805',
  63             'uploader': 'Antw87',
  64             'duration': 12,
  65             'like_count': int,
  66             'dislike_count': int,
  67             'comment_count': int,
  68             'age_limit': 0,
  69         },
  70         'params': {
  71             'format': 'bestvideo',
  72             'skip_download': True,
  73         },
  74     }, {
  75         'url': 'https://www.reddit.com/r/videos/comments/6rrwyj',
  76         'only_matching': True,
  77     }, {
  78         # imgur
  79         'url': 'https://www.reddit.com/r/MadeMeSmile/comments/6t7wi5/wait_for_it/',
  80         'only_matching': True,
  81     }, {
  82         # imgur @ old reddit
  83         'url': 'https://old.reddit.com/r/MadeMeSmile/comments/6t7wi5/wait_for_it/',
  84         'only_matching': True,
  85     }, {
  86         # streamable
  87         'url': 'https://www.reddit.com/r/videos/comments/6t7sg9/comedians_hilarious_joke_about_the_guam_flag/',
  88         'only_matching': True,
  89     }, {
  90         # youtube
  91         'url': 'https://www.reddit.com/r/videos/comments/6t75wq/southern_man_tries_to_speak_without_an_accent/',
  92         'only_matching': True,
  93     }, {
  94         # reddit video @ nm reddit
  95         'url': 'https://nm.reddit.com/r/Cricket/comments/8idvby/lousy_cameraman_finds_himself_in_cairns_line_of/',
  96         'only_matching': True,
  97     }]
  98
  99     def _real_extract(self, url):
 100         mobj = self._match_valid_url(url)
 101         url, video_id = mobj.group('url', 'id')
 102
 103         video_id = self._match_id(url)
 104
 105         data = self._download_json(
 106             url + '/.json', video_id)[0]['data']['children'][0]['data']
 107
 108         video_url = data['url']
 109
 110         # Avoid recursing into the same reddit URL
 111         if 'reddit.com/' in video_url and '/%s/' % video_id in video_url:
 112             raise ExtractorError('No media found', expected=True)
 113
 114         over_18 = data.get('over_18')
 115         if over_18 is True:
 116             age_limit = 18
 117         elif over_18 is False:
 118             age_limit = 0
 119         else:
 120             age_limit = None
 121
 122         thumbnails = []
 123
 124         def add_thumbnail(src):
 125             if not isinstance(src, dict):
 126                 return
 127             thumbnail_url = url_or_none(src.get('url'))
 128             if not thumbnail_url:
 129                 return
 130             thumbnails.append({
 131                 'url': unescapeHTML(thumbnail_url),
 132                 'width': int_or_none(src.get('width')),
 133                 'height': int_or_none(src.get('height')),
 134             })
 135
 136         for image in try_get(data, lambda x: x['preview']['images']) or []:
 137             if not isinstance(image, dict):
 138                 continue
 139             add_thumbnail(image.get('source'))
 140             resolutions = image.get('resolutions')
 141             if isinstance(resolutions, list):
 142                 for resolution in resolutions:
 143                     add_thumbnail(resolution)
 144
 145         return {
 146             '_type': 'url_transparent',
 147             'url': video_url,
 148             'title': data.get('title'),
 149             'thumbnails': thumbnails,
 150             'timestamp': float_or_none(data.get('created_utc')),
 151             'uploader': data.get('author'),
 152             'duration': int_or_none(try_get(
 153                 data,
 154                 (lambda x: x['media']['reddit_video']['duration'],
 155                  lambda x: x['secure_media']['reddit_video']['duration']))),
 156             'like_count': int_or_none(data.get('ups')),
 157             'dislike_count': int_or_none(data.get('downs')),
 158             'comment_count': int_or_none(data.get('num_comments')),
 159             'age_limit': age_limit,
 160         }