aboutsummaryrefslogtreecommitdiff
path: root/youtube_dl/extractor/naver.py
blob: 61fc59126f61ef3599f69ac7ad1d920e9bc87817 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
# coding: utf-8
from __future__ import unicode_literals

import re

from .common import InfoExtractor
from ..utils import (
    clean_html,
    dict_get,
    ExtractorError,
    int_or_none,
    parse_duration,
    try_get,
    update_url_query,
)


class NaverBaseIE(InfoExtractor):
    _CAPTION_EXT_RE = r'\.(?:ttml|vtt)'

    def _extract_video_info(self, video_id, vid, key):
        video_data = self._download_json(
            'http://play.rmcnmv.naver.com/vod/play/v2.0/' + vid,
            video_id, query={
                'key': key,
            })
        meta = video_data['meta']
        title = meta['subject']
        formats = []
        get_list = lambda x: try_get(video_data, lambda y: y[x + 's']['list'], list) or []

        def extract_formats(streams, stream_type, query={}):
            for stream in streams:
                stream_url = stream.get('source')
                if not stream_url:
                    continue
                stream_url = update_url_query(stream_url, query)
                encoding_option = stream.get('encodingOption', {})
                bitrate = stream.get('bitrate', {})
                formats.append({
                    'format_id': '%s_%s' % (stream.get('type') or stream_type, dict_get(encoding_option, ('name', 'id'))),
                    'url': stream_url,
                    'width': int_or_none(encoding_option.get('width')),
                    'height': int_or_none(encoding_option.get('height')),
                    'vbr': int_or_none(bitrate.get('video')),
                    'abr': int_or_none(bitrate.get('audio')),
                    'filesize': int_or_none(stream.get('size')),
                    'protocol': 'm3u8_native' if stream_type == 'HLS' else None,
                })

        extract_formats(get_list('video'), 'H264')
        for stream_set in video_data.get('streams', []):
            query = {}
            for param in stream_set.get('keys', []):
                query[param['name']] = param['value']
            stream_type = stream_set.get('type')
            videos = stream_set.get('videos')
            if videos:
                extract_formats(videos, stream_type, query)
            elif stream_type == 'HLS':
                stream_url = stream_set.get('source')
                if not stream_url:
                    continue
                formats.extend(self._extract_m3u8_formats(
                    update_url_query(stream_url, query), video_id,
                    'mp4', 'm3u8_native', m3u8_id=stream_type, fatal=False))
        self._sort_formats(formats)

        replace_ext = lambda x, y: re.sub(self._CAPTION_EXT_RE, '.' + y, x)

        def get_subs(caption_url):
            if re.search(self._CAPTION_EXT_RE, caption_url):
                return [{
                    'url': replace_ext(caption_url, 'ttml'),
                }, {
                    'url': replace_ext(caption_url, 'vtt'),
                }]
            else:
                return [{'url': caption_url}]

        automatic_captions = {}
        subtitles = {}
        for caption in get_list('caption'):
            caption_url = caption.get('source')
            if not caption_url:
                continue
            sub_dict = automatic_captions if caption.get('type') == 'auto' else subtitles
            sub_dict.setdefault(dict_get(caption, ('locale', 'language')), []).extend(get_subs(caption_url))

        user = meta.get('user', {})

        return {
            'id': video_id,
            'title': title,
            'formats': formats,
            'subtitles': subtitles,
            'automatic_captions': automatic_captions,
            'thumbnail': try_get(meta, lambda x: x['cover']['source']),
            'view_count': int_or_none(meta.get('count')),
            'uploader_id': user.get('id'),
            'uploader': user.get('name'),
            'uploader_url': user.get('url'),
        }


class NaverIE(NaverBaseIE):
    _VALID_URL = r'https?://(?:m\.)?tv(?:cast)?\.naver\.com/(?:v|embed)/(?P<id>\d+)'
    _GEO_BYPASS = False
    _TESTS = [{
        'url': 'http://tv.naver.com/v/81652',
        'info_dict': {
            'id': '81652',
            'ext': 'mp4',
            'title': '[9월 모의고사 해설강의][수학_김상희] 수학 A형 16~20번',
            'description': '메가스터디 수학 김상희 선생님이 9월 모의고사 수학A형 16번에서 20번까지 해설강의를 공개합니다.',
            'timestamp': 1378200754,
            'upload_date': '20130903',
            'uploader': '메가스터디, 합격불변의 법칙',
            'uploader_id': 'megastudy',
        },
    }, {
        'url': 'http://tv.naver.com/v/395837',
        'md5': '8a38e35354d26a17f73f4e90094febd3',
        'info_dict': {
            'id': '395837',
            'ext': 'mp4',
            'title': '9년이 지나도 아픈 기억, 전효성의 아버지',
            'description': 'md5:eb6aca9d457b922e43860a2a2b1984d3',
            'timestamp': 1432030253,
            'upload_date': '20150519',
            'uploader': '4가지쇼 시즌2',
            'uploader_id': 'wrappinguser29',
        },
        'skip': 'Georestricted',
    }, {
        'url': 'http://tvcast.naver.com/v/81652',
        'only_matching': True,
    }]

    def _real_extract(self, url):
        video_id = self._match_id(url)
        content = self._download_json(
            'https://tv.naver.com/api/json/v/' + video_id,
            video_id, headers=self.geo_verification_headers())
        player_info_json = content.get('playerInfoJson') or {}
        current_clip = player_info_json.get('currentClip') or {}

        vid = current_clip.get('videoId')
        in_key = current_clip.get('inKey')

        if not vid or not in_key:
            player_auth = try_get(player_info_json, lambda x: x['playerOption']['auth'])
            if player_auth == 'notCountry':
                self.raise_geo_restricted(countries=['KR'])
            elif player_auth == 'notLogin':
                self.raise_login_required()
            raise ExtractorError('couldn\'t extract vid and key')
        info = self._extract_video_info(video_id, vid, in_key)
        info.update({
            'description': clean_html(current_clip.get('description')),
            'timestamp': int_or_none(current_clip.get('firstExposureTime'), 1000),
            'duration': parse_duration(current_clip.get('displayPlayTime')),
            'like_count': int_or_none(current_clip.get('recommendPoint')),
            'age_limit': 19 if current_clip.get('adult') else None,
        })
        return info