[yandexdisk] Add extractor (closes #13755)

2 files changed, 116 insertions, 0 deletions

diff --git a/youtube_dl/extractor/extractors.py b/youtube_dl/extractor/extractors.py
index 668248648..852942e0d 100644
--- a/youtube_dl/extractor/extractors.py
+++ b/youtube_dl/extractor/extractors.py
@@ -1298,6 +1298,7 @@ from .yandexmusic import (
     YandexMusicAlbumIE,
     YandexMusicPlaylistIE,
 )
+from .yandexdisk import YandexDiskIE
 from .yesjapan import YesJapanIE
 from .yinyuetai import YinYueTaiIE
 from .ynet import YnetIE
diff --git a/youtube_dl/extractor/yandexdisk.py b/youtube_dl/extractor/yandexdisk.py
new file mode 100644
index 000000000..11729f0f7
--- /dev/null
+++ b/youtube_dl/extractor/yandexdisk.py
@@ -0,0 +1,115 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+from ..compat import compat_str
+from ..utils import (
+    determine_ext,
+    float_or_none,
+    int_or_none,
+    try_get,
+    urlencode_postdata,
+)
+
+
+class YandexDiskIE(InfoExtractor):
+    _VALID_URL = r'https?://yadi\.sk/i/(?P<id>[^/?#&]+)'
+
+    _TEST = {
+        'url': 'https://yadi.sk/i/VdOeDou8eZs6Y',
+        'md5': '33955d7ae052f15853dc41f35f17581c',
+        'info_dict': {
+            'id': 'VdOeDou8eZs6Y',
+            'ext': 'mp4',
+            'title': '4.mp4',
+            'duration': 168.6,
+            'uploader': 'y.botova',
+            'uploader_id': '300043621',
+            'view_count': int,
+        },
+    }
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+
+        status = self._download_webpage(
+            'https://disk.yandex.com/auth/status', video_id, query={
+                'urlOrigin': url,
+                'source': 'public',
+                'md5': 'false',
+            })
+
+        sk = self._search_regex(
+            r'(["\'])sk(?:External)?\1\s*:\s*(["\'])(?P<value>(?:(?!\2).)+)\2',
+            status, 'sk', group='value')
+
+        webpage = self._download_webpage(url, video_id)
+
+        models = self._parse_json(
+            self._search_regex(
+                r'<script[^>]+id=["\']models-client[^>]+>\s*(\[.+?\])\s*</script',
+                webpage, 'video JSON'),
+            video_id)
+
+        data = next(
+            model['data'] for model in models
+            if model.get('model') == 'resource')
+
+        video_hash = data['id']
+        title = data['name']
+
+        models = self._download_json(
+            'https://disk.yandex.com/models/', video_id,
+            data=urlencode_postdata({
+                '_model.0': 'videoInfo',
+                'id.0': video_hash,
+                '_model.1': 'do-get-resource-url',
+                'id.1': video_hash,
+                'version': '13.6',
+                'sk': sk,
+            }), query={'_m': 'videoInfo'})['models']
+
+        videos = try_get(models, lambda x: x[0]['data']['videos'], list) or []
+        source_url = try_get(
+            models, lambda x: x[1]['data']['file'], compat_str)
+
+        formats = []
+        if source_url:
+            formats.append({
+                'url': source_url,
+                'format_id': 'source',
+                'ext': determine_ext(title, 'mp4'),
+                'quality': 1,
+            })
+        for video in videos:
+            format_url = video.get('url')
+            if not format_url:
+                continue
+            if determine_ext(format_url) == 'm3u8':
+                formats.extend(self._extract_m3u8_formats(
+                    format_url, video_id, 'mp4', entry_protocol='m3u8_native',
+                    m3u8_id='hls', fatal=False))
+            else:
+                formats.append({
+                    'url': format_url,
+                })
+        self._sort_formats(formats)
+
+        duration = float_or_none(try_get(
+            models, lambda x: x[0]['data']['duration']), 1000)
+        uploader = try_get(
+            data, lambda x: x['user']['display_name'], compat_str)
+        uploader_id = try_get(
+            data, lambda x: x['user']['uid'], compat_str)
+        view_count = int_or_none(try_get(
+            data, lambda x: x['meta']['views_counter']))
+
+        return {
+            'id': video_id,
+            'title': title,
+            'duration': duration,
+            'uploader': uploader,
+            'uploader_id': uploader_id,
+            'view_count': view_count,
+            'formats': formats,
+        }