[ie/niconico] Remove legacy danmaku extraction (#9209)

Closes #8684
Authored by: pzhlkj6612
This commit is contained in:
Mozi 2024-02-17 22:51:43 +00:00 committed by GitHub
parent 80ed8bdeba
commit 974d444039
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1 changed files with 20 additions and 89 deletions

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@ -172,9 +172,6 @@ class NiconicoIE(InfoExtractor):
_VALID_URL = r'https?://(?:(?:www\.|secure\.|sp\.)?nicovideo\.jp/watch|nico\.ms)/(?P<id>(?:[a-z]{2})?[0-9]+)'
_NETRC_MACHINE = 'niconico'
_COMMENT_API_ENDPOINTS = (
'https://nvcomment.nicovideo.jp/legacy/api.json',
'https://nmsg.nicovideo.jp/api.json',)
_API_HEADERS = {
'X-Frontend-ID': '6',
'X-Frontend-Version': '0',
@ -470,93 +467,16 @@ class NiconicoIE(InfoExtractor):
parse_duration(self._html_search_meta('video:duration', webpage, 'video duration', default=None))
or get_video_info('duration')),
'webpage_url': url_or_none(url) or f'https://www.nicovideo.jp/watch/{video_id}',
'subtitles': self.extract_subtitles(video_id, api_data, session_api_data),
'subtitles': self.extract_subtitles(video_id, api_data),
}
def _get_subtitles(self, video_id, api_data, session_api_data):
comment_user_key = traverse_obj(api_data, ('comment', 'keys', 'userKey'))
user_id_str = session_api_data.get('serviceUserId')
thread_ids = traverse_obj(api_data, ('comment', 'threads', lambda _, v: v['isActive']))
legacy_danmaku = self._extract_legacy_comments(video_id, thread_ids, user_id_str, comment_user_key) or []
new_comments = traverse_obj(api_data, ('comment', 'nvComment'))
new_danmaku = self._extract_new_comments(
new_comments.get('server'), video_id,
new_comments.get('params'), new_comments.get('threadKey'))
if not legacy_danmaku and not new_danmaku:
self.report_warning(f'Failed to get comments. {bug_reports_message()}')
return
return {
'comments': [{
'ext': 'json',
'data': json.dumps(legacy_danmaku + new_danmaku),
}],
}
def _extract_legacy_comments(self, video_id, threads, user_id, user_key):
auth_data = {
'user_id': user_id,
'userkey': user_key,
} if user_id and user_key else {'user_id': ''}
api_url = traverse_obj(threads, (..., 'server'), get_all=False)
# Request Start
post_data = [{'ping': {'content': 'rs:0'}}]
for i, thread in enumerate(threads):
thread_id = thread['id']
thread_fork = thread['fork']
# Post Start (2N)
post_data.append({'ping': {'content': f'ps:{i * 2}'}})
post_data.append({'thread': {
'fork': thread_fork,
'language': 0,
'nicoru': 3,
'scores': 1,
'thread': thread_id,
'version': '20090904',
'with_global': 1,
**auth_data,
}})
# Post Final (2N)
post_data.append({'ping': {'content': f'pf:{i * 2}'}})
# Post Start (2N+1)
post_data.append({'ping': {'content': f'ps:{i * 2 + 1}'}})
post_data.append({'thread_leaves': {
# format is '<bottom of minute range>-<top of minute range>:<comments per minute>,<total last comments'
# unfortunately NND limits (deletes?) comment returns this way, so you're only able to grab the last 1000 per language
'content': '0-999999:999999,999999,nicoru:999999',
'fork': thread_fork,
'language': 0,
'nicoru': 3,
'scores': 1,
'thread': thread_id,
**auth_data,
}})
# Post Final (2N+1)
post_data.append({'ping': {'content': f'pf:{i * 2 + 1}'}})
# Request Final
post_data.append({'ping': {'content': 'rf:0'}})
return self._download_json(
f'{api_url}/api.json', video_id, data=json.dumps(post_data).encode(), fatal=False,
headers={
'Referer': f'https://www.nicovideo.jp/watch/{video_id}',
'Origin': 'https://www.nicovideo.jp',
'Content-Type': 'text/plain;charset=UTF-8',
},
note='Downloading comments', errnote=f'Failed to access endpoint {api_url}')
def _extract_new_comments(self, endpoint, video_id, params, thread_key):
comments = self._download_json(
f'{endpoint}/v1/threads', video_id, data=json.dumps({
def _get_subtitles(self, video_id, api_data):
comments_info = traverse_obj(api_data, ('comment', 'nvComment', {dict})) or {}
danmaku = traverse_obj(self._download_json(
f'{comments_info.get("server")}/v1/threads', video_id, data=json.dumps({
'additionals': {},
'params': params,
'threadKey': thread_key,
'params': comments_info.get('params'),
'threadKey': comments_info.get('threadKey'),
}).encode(), fatal=False,
headers={
'Referer': 'https://www.nicovideo.jp/',
@ -566,8 +486,19 @@ class NiconicoIE(InfoExtractor):
'x-frontend-id': '6',
'x-frontend-version': '0',
},
note='Downloading comments (new)', errnote='Failed to download comments (new)')
return traverse_obj(comments, ('data', 'threads', ..., 'comments', ...))
note='Downloading comments', errnote='Failed to download comments'),
('data', 'threads', ..., 'comments', ...))
if not danmaku:
self.report_warning(f'Failed to get comments. {bug_reports_message()}')
return
return {
'comments': [{
'ext': 'json',
'data': json.dumps(danmaku),
}],
}
class NiconicoPlaylistBaseIE(InfoExtractor):