mirror of
https://github.com/saveweb/biliarchiver.git
synced 2024-09-19 19:15:27 -07:00
135 lines
5.3 KiB
Python
135 lines
5.3 KiB
Python
"""
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bilix 提供了各个网站的api，如果你有需要当然可以使用，并且它们都是异步的
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bilix provides api for various websites. You can use them if you need, and they are asynchronous
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"""
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import asyncio
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import os
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import shutil
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import time
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import aiofiles
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import httpx
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from bilix.download.utils import raise_api_error, req_retry
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from bilix.exception import APIError
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from bilix.sites.bilibili import api
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from httpx import AsyncClient
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from rich import print
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import json
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from bilix.sites.bilibili.downloader import DownloaderBilibili
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identifier_perfix = 'BiliBili'
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@raise_api_error
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async def new_get_subtitle_info(client: httpx.AsyncClient, bvid, cid):
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params = {'bvid': bvid, 'cid': cid}
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res = await req_retry(client, 'https://api.bilibili.com/x/player/v2', params=params)
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info = json.loads(res.text)
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if info['code'] == -400:
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raise APIError(f'未找到字幕信息', params)
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# return lan
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return [[f'http:{i["subtitle_url"]}', i['lan']] for i in info['data']['subtitle']['subtitles']]
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api.get_subtitle_info = new_get_subtitle_info
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async def archive_bvid(d: DownloaderBilibili, bvid: str):
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assert d.hierarchy is True, 'hierarchy 必须为 True' # 为了保持后续目录结构、文件命名的一致性
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assert d.client.cookies.get('SESSDATA') is not None, 'sess_data 不能为空' # 开个大会员呗，能下 4k 呢。
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assert os.path.exists('biliup.home'), '先创建 biliup.home 文件' # 防误操作
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url = f'https://www.bilibili.com/video/{bvid}/'
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# data = await api.get_video_info(client, "https://www.bilibili.com/video/BV1jK4y1N7ST?p=5")
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# d.update_cookies_from_browser('firefox')
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videos_basepath = f'biliup/videos/{bvid}'
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videos_info = await api.get_video_info(d.client, url)
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os.makedirs(videos_basepath, exist_ok=True)
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# async with aiofiles.open(f'{videos_basepath}/_videos_info.json', 'w', encoding='utf-8') as f:
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# # 用于 debug 的来自 bilix 输出的视频信息，包含用户敏感信息（mid 等）
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# await f.write(json.dumps(videos_info.dict(), ensure_ascii=False, indent=4))
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pid = 0
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for page in videos_info.pages:
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pid += 1
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if not page.p_url.endswith(f'?p={pid}'):
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print(f'{bvid} 的第 {pid}P 不存在')
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continue
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file_basename = f'{bvid}_p{pid}'
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video_basepath = f'{videos_basepath}/{identifier_perfix}-{file_basename}'
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video_extrapath = f'{video_basepath}/extra'
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if os.path.exists(f'{video_basepath}/_downloaded.mark'):
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print(f'{bvid} 的第 {pid}p 已经下载过了')
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continue
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video_info = await api.get_video_info(d.client, page.p_url)
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os.makedirs(video_basepath, exist_ok=True)
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os.makedirs(video_extrapath, exist_ok=True)
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old_p_name = video_info.pages[video_info.p].p_name
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old_h1_title = video_info.h1_title
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video_info.pages[video_info.p].p_name = file_basename
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video_info.h1_title = 'tttttt' * 50 # 假装超长标题，强制 bilix fallback 到 file_basename 作为文件名
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# 选择编码，优先 hevc
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codec = None
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for media in video_info.dash.videos:
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if media.codec.startswith('hev'):
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codec = media.codec
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break
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if codec is None:
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for media in video_info.dash.videos:
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if media.codec.startswith('avc'):
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codec = media.codec
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break
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assert codec is not None, f'{bvid}_{pid}p: 没有 avc 或 hevc 编码的视频'
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print(f'{bvid}_{pid}p: "{media.codec}" "{media.quality}" ...')
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cor1 = d.get_video(page.p_url ,video_info=video_info, path=video_basepath,
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quality=0, codec=codec, # 选择最高画质
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# 下载 ass 弹幕(bilix 会自动调用 danmukuC 将 pb 弹幕转为 ass)、封面、字幕
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# 他们会被放进 extra 子目录里
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dm=True, image=True, subtitle=True
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)
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# 下载原始的 pb 弹幕
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cor2 = d.get_dm(page.p_url, video_info=video_info, path=video_extrapath)
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# 下载视频详细信息
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cor3 = download_bilibili_video_detail(d.client, bvid, f'{video_extrapath}/{file_basename}.info.json')
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await asyncio.gather(cor1, cor2, cor3)
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video_info.pages[video_info.p].p_name = old_p_name
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video_info.h1_title = old_h1_title
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async with aiofiles.open(f'{video_basepath}/_downloaded.mark', 'w', encoding='utf-8') as f:
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await f.write('')
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async def download_bilibili_video_detail(client, bvid, filename):
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if os.path.exists(filename):
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print(f'{bvid} 视频详情已存在')
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return
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# url = 'https://api.bilibili.com/x/web-interface/view'
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url = 'https://api.bilibili.com/x/web-interface/view/detail' # 超详细
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params = {'bvid': bvid}
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r = await req_retry(client, url, params=params ,follow_redirects=True)
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r.raise_for_status()
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async with aiofiles.open(filename, 'w', encoding='utf-8') as f:
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# f.write(json.dumps(r.json(), indent=4, ensure_ascii=False))
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await f.write(r.text)
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print(f'{bvid} 视频详情已保存')
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# d = DownloaderBilibili(video_concurrency=2, part_concurrency=1, hierarchy=True, sess_data=None)
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# d.progress.start()
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# asyncio.run(archive_bvid(d=d, bvid='BV1Zh4y1x7RL'))
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# d.progress.stop() |