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[cleanup] Cleanup bilibili code

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Closes #1169
Authored by pukkandan, u-spec-png
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pukkandan 2021-10-09 02:14:23 +05:30
parent a2160aa45f
commit e88d44c6ee
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1 changed files with 81 additions and 141 deletions
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222
yt_dlp/extractor/bilibili.py
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@ -1,16 +1,13 @@
# coding: utf-8
from __future__ import unicode_literals
import hashlib
import itertools
import json
import functools
import re
import math
from .common import InfoExtractor, SearchInfoExtractor
from ..compat import (
compat_str,
compat_parse_qs,
compat_urlparse,
compat_urllib_parse_urlparse
@ -20,6 +17,7 @@
int_or_none,
float_or_none,
parse_iso8601,
traverse_obj,
try_get,
smuggle_url,
srt_subtitles_timecode,
@ -101,7 +99,7 @@ class BiliBiliIE(InfoExtractor):
'upload_date': '20170301',
},
'params': {
'skip_download': True, # Test metadata only
'skip_download': True,
},
}, {
'info_dict': {
@ -115,7 +113,7 @@ class BiliBiliIE(InfoExtractor):
'upload_date': '20170301',
},
'params': {
'skip_download': True, # Test metadata only
'skip_download': True,
},
}]
}, {
@ -169,7 +167,7 @@ def _real_extract(self, url):
if 'anime/' not in url:
cid = self._search_regex(
r'\bcid(?:["\']:|=)(\d+),["\']page(?:["\']:|=)' + compat_str(page_id), webpage, 'cid',
r'\bcid(?:["\']:|=)(\d+),["\']page(?:["\']:|=)' + str(page_id), webpage, 'cid',
default=None
) or self._search_regex(
r'\bcid(?:["\']:|=)(\d+)', webpage, 'cid',
@ -259,7 +257,7 @@ def _real_extract(self, url):
# TODO: The json is already downloaded by _extract_anthology_entries. Don't redownload for each video
part_title = try_get(
self._download_json(
"https://api.bilibili.com/x/player/pagelist?bvid=%s&jsonp=jsonp" % bv_id,
f'https://api.bilibili.com/x/player/pagelist?bvid={bv_id}&jsonp=jsonp',
video_id, note='Extracting videos in anthology'),
lambda x: x['data'][int(page_id) - 1]['part'])
title = part_title or title
@ -273,7 +271,7 @@ def _real_extract(self, url):
# TODO 'view_count' requires deobfuscating Javascript
info = {
'id': compat_str(video_id) if page_id is None else '%s_p%s' % (video_id, page_id),
'id': str(video_id) if page_id is None else '%s_part%s' % (video_id, page_id),
'cid': cid,
'title': title,
'description': description,
@ -295,29 +293,25 @@ def _real_extract(self, url):
info['uploader'] = self._html_search_meta(
'author', webpage, 'uploader', default=None)
raw_danmaku = self._get_raw_danmaku(video_id, cid)
raw_tags = self._get_tags(video_id)
tags = list(map(lambda x: x['tag_name'], raw_tags))
top_level_info = {
'raw_danmaku': raw_danmaku,
'tags': tags,
'raw_tags': raw_tags,
'tags': traverse_obj(self._download_json(
f'https://api.bilibili.com/x/tag/archive/tags?aid={video_id}',
video_id, fatal=False, note='Downloading tags'), ('data', ..., 'tag_name')),
}
if self.get_param('getcomments', False):
def get_comments():
comments = self._get_all_comment_pages(video_id)
return {
'comments': comments,
'comment_count': len(comments)
}
top_level_info['__post_extractor'] = get_comments
entries[0]['subtitles'] = {
'danmaku': [{
'ext': 'xml',
'url': f'https://comment.bilibili.com/{cid}.xml',
}]
}
'''
r'''
# Requires https://github.com/m13253/danmaku2ass which is licenced under GPL3
# See https://github.com/animelover1984/youtube-dl
raw_danmaku = self._download_webpage(
f'https://comment.bilibili.com/{cid}.xml', video_id, fatal=False, note='Downloading danmaku comments')
danmaku = NiconicoIE.CreateDanmaku(raw_danmaku, commentType='Bilibili', x=1024, y=576)
entries[0]['subtitles'] = {
'danmaku': [{
@ -327,29 +321,27 @@ def get_comments():
}
'''
top_level_info['__post_extractor'] = self.extract_comments(video_id)
for entry in entries:
entry.update(info)
if len(entries) == 1:
entries[0].update(top_level_info)
return entries[0]
else:
for idx, entry in enumerate(entries):
entry['id'] = '%s_part%d' % (video_id, (idx + 1))
global_info = {
'_type': 'multi_video',
'id': compat_str(video_id),
'bv_id': bv_id,
'title': title,
'description': description,
'entries': entries,
}
for idx, entry in enumerate(entries):
entry['id'] = '%s_part%d' % (video_id, (idx + 1))
global_info.update(info)
global_info.update(top_level_info)
return global_info
return {
'_type': 'multi_video',
'id': str(video_id),
'bv_id': bv_id,
'title': title,
'description': description,
'entries': entries,
**info, **top_level_info
}
def _extract_anthology_entries(self, bv_id, video_id, webpage):
title = self._html_search_regex(
@ -357,10 +349,10 @@ def _extract_anthology_entries(self, bv_id, video_id, webpage):
r'(?s)<h1[^>]*>(?P<title>.+?)</h1>'), webpage, 'title',
group='title')
json_data = self._download_json(
"https://api.bilibili.com/x/player/pagelist?bvid=%s&jsonp=jsonp" % bv_id,
f'https://api.bilibili.com/x/player/pagelist?bvid={bv_id}&jsonp=jsonp',
video_id, note='Extracting videos in anthology')
if len(json_data['data']) > 1:
if json_data['data']:
return self.playlist_from_matches(
json_data['data'], bv_id, title, ie=BiliBiliIE.ie_key(),
getter=lambda entry: 'https://www.bilibili.com/video/%s?p=%d' % (bv_id, entry['page']))
@ -375,65 +367,31 @@ def _get_video_id_set(self, id, is_bv):
if response['code'] == -400:
raise ExtractorError('Video ID does not exist', expected=True, video_id=id)
elif response['code'] != 0:
raise ExtractorError('Unknown error occurred during API check (code %s)' % response['code'], expected=True, video_id=id)
return (response['data']['aid'], response['data']['bvid'])
raise ExtractorError(f'Unknown error occurred during API check (code {response["code"]})',
expected=True, video_id=id)
return response['data']['aid'], response['data']['bvid']
# recursive solution to getting every page of comments for the video
# we can stop when we reach a page without any comments
def _get_all_comment_pages(self, video_id, commentPageNumber=0):
comment_url = "https://api.bilibili.com/x/v2/reply?jsonp=jsonp&pn=%s&type=1&oid=%s&sort=2&_=1567227301685" % (commentPageNumber, video_id)
json_str = self._download_webpage(
comment_url, video_id,
note='Extracting comments from page %s' % (commentPageNumber))
replies = json.loads(json_str)['data']['replies']
if replies is None:
return []
return self._get_all_children(replies) + self._get_all_comment_pages(video_id, commentPageNumber + 1)
def _get_comments(self, video_id, commentPageNumber=0):
for idx in itertools.count(1):
replies = traverse_obj(
self._download_json(
f'https://api.bilibili.com/x/v2/reply?pn={idx}&oid={video_id}&type=1&jsonp=jsonp&sort=2&_=1567227301685',
video_id, note=f'Extracting comments from page {idx}'),
('data', 'replies')) or []
for children in map(self._get_all_children, replies):
yield from children
# extracts all comments in the tree
def _get_all_children(self, replies):
if replies is None:
return []
ret = []
for reply in replies:
author = reply['member']['uname']
author_id = reply['member']['mid']
id = reply['rpid']
text = reply['content']['message']
timestamp = reply['ctime']
parent = reply['parent'] if reply['parent'] != 0 else 'root'
comment = {
"author": author,
"author_id": author_id,
"id": id,
"text": text,
"timestamp": timestamp,
"parent": parent,
}
ret.append(comment)
# from the JSON, the comment structure seems arbitrarily deep, but I could be wrong.
# Regardless, this should work.
ret += self._get_all_children(reply['replies'])
return ret
def _get_raw_danmaku(self, video_id, cid):
# This will be useful if I decide to scrape all pages instead of doing them individually
# cid_url = "https://www.bilibili.com/widget/getPageList?aid=%s" % (video_id)
# cid_str = self._download_webpage(cid_url, video_id, note=False)
# cid = json.loads(cid_str)[0]['cid']
danmaku_url = "https://comment.bilibili.com/%s.xml" % (cid)
danmaku = self._download_webpage(danmaku_url, video_id, note='Downloading danmaku comments')
return danmaku
def _get_tags(self, video_id):
tags_url = "https://api.bilibili.com/x/tag/archive/tags?aid=%s" % (video_id)
tags_json = self._download_json(tags_url, video_id, note='Downloading tags')
return tags_json['data']
def _get_all_children(self, reply):
yield {
'author': traverse_obj(reply, ('member', 'uname')),
'author_id': traverse_obj(reply, ('member', 'mid')),
'id': reply.get('rpid'),
'text': traverse_obj(reply, ('content', 'message')),
'timestamp': reply.get('ctime'),
'parent': reply.get('parent') or 'root',
}
for children in map(self._get_all_children, reply.get('replies') or []):
yield from children
class BiliBiliBangumiIE(InfoExtractor):
@ -516,11 +474,8 @@ def _entries(self, list_id):
count, max_count = 0, None
for page_num in itertools.count(1):
data = self._parse_json(
self._download_webpage(
self._API_URL % (list_id, page_num), list_id,
note='Downloading page %d' % page_num),
list_id)['data']
data = self._download_json(
self._API_URL % (list_id, page_num), list_id, note=f'Downloading page {page_num}')['data']
max_count = max_count or try_get(data, lambda x: x['page']['count'])
@ -583,11 +538,11 @@ def _entries(self, category, subcategory, query):
}
if category not in rid_map:
raise ExtractorError('The supplied category, %s, is not supported. List of supported categories: %s' % (category, list(rid_map.keys())))
raise ExtractorError(
f'The category {category} isn\'t supported. Supported categories: {list(rid_map.keys())}')
if subcategory not in rid_map[category]:
raise ExtractorError('The subcategory, %s, isn\'t supported for this category. Supported subcategories: %s' % (subcategory, list(rid_map[category].keys())))
raise ExtractorError(
f'The subcategory {subcategory} isn\'t supported for this category. Supported subcategories: {list(rid_map[category].keys())}')
rid_value = rid_map[category][subcategory]
api_url = 'https://api.bilibili.com/x/web-interface/newlist?rid=%d&type=1&ps=20&jsonp=jsonp' % rid_value
@ -614,41 +569,26 @@ class BiliBiliSearchIE(SearchInfoExtractor):
IE_DESC = 'Bilibili video search, "bilisearch" keyword'
_MAX_RESULTS = 100000
_SEARCH_KEY = 'bilisearch'
MAX_NUMBER_OF_RESULTS = 1000
def _get_n_results(self, query, n):
"""Get a specified number of results for a query"""
entries = []
pageNumber = 0
while True:
pageNumber += 1
# FIXME
api_url = 'https://api.bilibili.com/x/web-interface/search/type?context=&page=%s&order=pubdate&keyword=%s&duration=0&tids_2=&__refresh__=true&search_type=video&tids=0&highlight=1' % (pageNumber, query)
json_str = self._download_webpage(
api_url, "None", query={"Search_key": query},
note='Extracting results from page %s' % pageNumber)
data = json.loads(json_str)['data']
# FIXME: this is hideous
if "result" not in data:
return {
'_type': 'playlist',
'id': query,
'entries': entries[:n]
}
videos = data['result']
def _search_results(self, query):
for page_num in itertools.count(1):
videos = self._download_json(
'https://api.bilibili.com/x/web-interface/search/type', query,
note=f'Extracting results from page {page_num}', query={
'Search_key': query,
'keyword': query,
'page': page_num,
'context': '',
'order': 'pubdate',
'duration': 0,
'tids_2': '',
'__refresh__': 'true',
'search_type': 'video',
'tids': 0,
'highlight': 1,
})['data'].get('result') or []
for video in videos:
e = self.url_result(video['arcurl'], 'BiliBili', compat_str(video['aid']))
entries.append(e)
if(len(entries) >= n or len(videos) >= BiliBiliSearchIE.MAX_NUMBER_OF_RESULTS):
return {
'_type': 'playlist',
'id': query,
'entries': entries[:n]
}
yield self.url_result(video['arcurl'], 'BiliBili', str(video['aid']))
class BilibiliAudioBaseIE(InfoExtractor):