mirror of
https://github.com/yt-dlp/yt-dlp.git
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[naver] improve extraction
- improve geo-restriction handling - extract automatic captions - extract uploader metadata - extract VLive HLS formats
This commit is contained in:
Remita Amine
parent
3cb05b86de
commit
c88debff5d
@ -1,68 +1,33 @@
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# coding: utf-8
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from __future__ import unicode_literals
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import re
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from .common import InfoExtractor
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from ..utils import (
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clean_html,
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dict_get,
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ExtractorError,
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get_element_by_class,
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int_or_none,
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try_get,
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update_url_query,
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)
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class NaverIE(InfoExtractor):
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_VALID_URL = r'https?://(?:m\.)?tv(?:cast)?\.naver\.com/v/(?P<id>\d+)'
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class NaverBaseIE(InfoExtractor):
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_CAPTION_EXT_RE = r'\.(?:ttml|vtt)'
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_TESTS = [{
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'url': 'http://tv.naver.com/v/81652',
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'info_dict': {
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'id': '81652',
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'ext': 'mp4',
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'title': '[9월 모의고사 해설강의][수학_김상희] 수학 A형 16~20번',
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'description': '합격불변의 법칙 메가스터디 | 메가스터디 수학 김상희 선생님이 9월 모의고사 수학A형 16번에서 20번까지 해설강의를 공개합니다.',
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'upload_date': '20130903',
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},
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}, {
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'url': 'http://tv.naver.com/v/395837',
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'md5': '638ed4c12012c458fefcddfd01f173cd',
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'info_dict': {
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'id': '395837',
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'ext': 'mp4',
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'title': '9년이 지나도 아픈 기억, 전효성의 아버지',
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'description': 'md5:5bf200dcbf4b66eb1b350d1eb9c753f7',
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'upload_date': '20150519',
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},
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'skip': 'Georestricted',
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}, {
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'url': 'http://tvcast.naver.com/v/81652',
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'only_matching': True,
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}]
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def _real_extract(self, url):
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video_id = self._match_id(url)
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webpage = self._download_webpage(url, video_id)
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vid = self._search_regex(
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r'videoId["\']\s*:\s*(["\'])(?P<value>(?:(?!\1).)+)\1', webpage,
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'video id', fatal=None, group='value')
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in_key = self._search_regex(
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r'inKey["\']\s*:\s*(["\'])(?P<value>(?:(?!\1).)+)\1', webpage,
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'key', default=None, group='value')
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if not vid or not in_key:
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error = self._html_search_regex(
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r'(?s)<div class="(?:nation_error|nation_box|error_box)">\s*(?:<!--.*?-->)?\s*<p class="[^"]+">(?P<msg>.+?)</p>\s*</div>',
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webpage, 'error', default=None)
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if error:
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raise ExtractorError(error, expected=True)
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raise ExtractorError('couldn\'t extract vid and key')
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def _extract_video_info(self, video_id, vid, key):
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video_data = self._download_json(
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'http://play.rmcnmv.naver.com/vod/play/v2.0/' + vid,
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video_id, query={
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'key': in_key,
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'key': key,
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})
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meta = video_data['meta']
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title = meta['subject']
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formats = []
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get_list = lambda x: try_get(video_data, lambda y: y[x + 's']['list'], list) or []
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def extract_formats(streams, stream_type, query={}):
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for stream in streams:
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@ -73,7 +38,7 @@ def extract_formats(streams, stream_type, query={}):
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encoding_option = stream.get('encodingOption', {})
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bitrate = stream.get('bitrate', {})
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formats.append({
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'format_id': '%s_%s' % (stream.get('type') or stream_type, encoding_option.get('id') or encoding_option.get('name')),
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'format_id': '%s_%s' % (stream.get('type') or stream_type, dict_get(encoding_option, ('name', 'id'))),
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'url': stream_url,
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'width': int_or_none(encoding_option.get('width')),
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'height': int_or_none(encoding_option.get('height')),
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@ -83,7 +48,7 @@ def extract_formats(streams, stream_type, query={}):
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'protocol': 'm3u8_native' if stream_type == 'HLS' else None,
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})
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extract_formats(video_data.get('videos', {}).get('list', []), 'H264')
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extract_formats(get_list('video'), 'H264')
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for stream_set in video_data.get('streams', []):
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query = {}
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for param in stream_set.get('keys', []):
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@ -101,28 +66,101 @@ def extract_formats(streams, stream_type, query={}):
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'mp4', 'm3u8_native', m3u8_id=stream_type, fatal=False))
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self._sort_formats(formats)
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replace_ext = lambda x, y: re.sub(self._CAPTION_EXT_RE, '.' + y, x)
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def get_subs(caption_url):
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if re.search(self._CAPTION_EXT_RE, caption_url):
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return [{
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'url': replace_ext(caption_url, 'ttml'),
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}, {
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'url': replace_ext(caption_url, 'vtt'),
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}]
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else:
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return [{'url': caption_url}]
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automatic_captions = {}
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subtitles = {}
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for caption in video_data.get('captions', {}).get('list', []):
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for caption in get_list('caption'):
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caption_url = caption.get('source')
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if not caption_url:
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continue
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subtitles.setdefault(caption.get('language') or caption.get('locale'), []).append({
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'url': caption_url,
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})
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sub_dict = automatic_captions if caption.get('type') == 'auto' else subtitles
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sub_dict.setdefault(dict_get(caption, ('locale', 'language')), []).extend(get_subs(caption_url))
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upload_date = self._search_regex(
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r'<span[^>]+class="date".*?(\d{4}\.\d{2}\.\d{2})',
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webpage, 'upload date', fatal=False)
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if upload_date:
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upload_date = upload_date.replace('.', '')
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user = meta.get('user', {})
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return {
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'id': video_id,
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'title': title,
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'formats': formats,
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'subtitles': subtitles,
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'description': self._og_search_description(webpage),
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'thumbnail': meta.get('cover', {}).get('source') or self._og_search_thumbnail(webpage),
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'automatic_captions': automatic_captions,
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'thumbnail': try_get(meta, lambda x: x['cover']['source']),
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'view_count': int_or_none(meta.get('count')),
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'upload_date': upload_date,
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'uploader_id': user.get('id'),
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'uploader': user.get('name'),
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'uploader_url': user.get('url'),
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}
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class NaverIE(NaverBaseIE):
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_VALID_URL = r'https?://(?:m\.)?tv(?:cast)?\.naver\.com/(?:v|embed)/(?P<id>\d+)'
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_GEO_BYPASS = False
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_TESTS = [{
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'url': 'http://tv.naver.com/v/81652',
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'info_dict': {
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'id': '81652',
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'ext': 'mp4',
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'title': '[9월 모의고사 해설강의][수학_김상희] 수학 A형 16~20번',
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'description': '메가스터디 수학 김상희 선생님이 9월 모의고사 수학A형 16번에서 20번까지 해설강의를 공개합니다.',
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'upload_date': '20130903',
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'uploader': '메가스터디, 합격불변의 법칙',
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'uploader_id': 'megastudy',
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},
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}, {
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'url': 'http://tv.naver.com/v/395837',
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'md5': '8a38e35354d26a17f73f4e90094febd3',
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'info_dict': {
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'id': '395837',
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'ext': 'mp4',
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'title': '9년이 지나도 아픈 기억, 전효성의 아버지',
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'description': 'md5:eb6aca9d457b922e43860a2a2b1984d3',
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'upload_date': '20150519',
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'uploader': '4가지쇼 시즌2',
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'uploader_id': 'wrappinguser29',
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},
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'skip': 'Georestricted',
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}, {
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'url': 'http://tvcast.naver.com/v/81652',
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'only_matching': True,
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}]
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def _real_extract(self, url):
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video_id = self._match_id(url)
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content = self._download_json(
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'https://tv.naver.com/api/contents/json/v/' + video_id,
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video_id, headers=self.geo_verification_headers())
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player_json = content.get('playerJson') or {}
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vid = player_json.get('videoId')
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in_key = player_json.get('inKey')
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if not vid or not in_key:
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player_auth = player_json.get('playerAuth')
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if player_auth == 'notCountry':
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self.raise_geo_restricted(countries=['KR'])
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elif player_auth == 'notLogin':
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self.raise_login_required()
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raise ExtractorError('couldn\'t extract vid and key')
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info = self._extract_video_info(video_id, vid, in_key)
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clip_info_html = content.get('clipInfoHtml')
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if clip_info_html:
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info['description'] = clean_html(get_element_by_class('desc', clip_info_html))
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upload_date = self._search_regex(
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r'<span[^>]+class="date".*?(\d{4}\.\d{2}\.\d{2})',
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clip_info_html, 'upload date', fatal=False)
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if upload_date:
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info['upload_date'] = upload_date.replace('.', '')
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return info
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@ -6,22 +6,18 @@
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import itertools
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from .common import InfoExtractor
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from ..compat import (
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compat_urllib_parse_urlencode,
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compat_str,
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)
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from .naver import NaverBaseIE
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from ..compat import compat_str
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from ..utils import (
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dict_get,
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ExtractorError,
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float_or_none,
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int_or_none,
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merge_dicts,
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remove_start,
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try_get,
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urlencode_postdata,
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)
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class VLiveIE(InfoExtractor):
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class VLiveIE(NaverBaseIE):
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IE_NAME = 'vlive'
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_VALID_URL = r'https?://(?:(?:www|m)\.)?vlive\.tv/video/(?P<id>[0-9]+)'
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_NETRC_MACHINE = 'vlive'
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@ -34,6 +30,7 @@ class VLiveIE(InfoExtractor):
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'title': "[V LIVE] Girl's Day's Broadcast",
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'creator': "Girl's Day",
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'view_count': int,
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'uploader_id': 'muploader_a',
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},
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}, {
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'url': 'http://www.vlive.tv/video/16937',
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@ -44,6 +41,7 @@ class VLiveIE(InfoExtractor):
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'creator': 'EXO',
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'view_count': int,
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'subtitles': 'mincount:12',
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'uploader_id': 'muploader_j',
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},
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'params': {
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'skip_download': True,
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@ -187,45 +185,9 @@ def _replay(self, video_id, webpage, long_video_id, key):
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'This video is only available for CH+ subscribers')
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long_video_id, key = video_info['vid'], video_info['inkey']
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playinfo = self._download_json(
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'http://global.apis.naver.com/rmcnmv/rmcnmv/vod_play_videoInfo.json?%s'
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% compat_urllib_parse_urlencode({
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'videoId': long_video_id,
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'key': key,
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'ptc': 'http',
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'doct': 'json', # document type (xml or json)
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'cpt': 'vtt', # captions type (vtt or ttml)
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}), video_id)
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formats = [{
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'url': vid['source'],
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'format_id': vid.get('encodingOption', {}).get('name'),
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'abr': float_or_none(vid.get('bitrate', {}).get('audio')),
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'vbr': float_or_none(vid.get('bitrate', {}).get('video')),
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'width': int_or_none(vid.get('encodingOption', {}).get('width')),
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'height': int_or_none(vid.get('encodingOption', {}).get('height')),
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'filesize': int_or_none(vid.get('size')),
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} for vid in playinfo.get('videos', {}).get('list', []) if vid.get('source')]
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self._sort_formats(formats)
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view_count = int_or_none(playinfo.get('meta', {}).get('count'))
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subtitles = {}
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for caption in playinfo.get('captions', {}).get('list', []):
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lang = dict_get(caption, ('locale', 'language', 'country', 'label'))
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if lang and caption.get('source'):
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subtitles[lang] = [{
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'ext': 'vtt',
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'url': caption['source']}]
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info = self._get_common_fields(webpage)
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info.update({
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'id': video_id,
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'formats': formats,
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'view_count': view_count,
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'subtitles': subtitles,
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})
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return info
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return merge_dicts(
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self._get_common_fields(webpage),
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self._extract_video_info(video_id, long_video_id, key))
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def _download_init_page(self, video_id):
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return self._download_webpage(
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