snowy-yang
dfc06bf4de
- 新增 5sing/apple/xm/me/qt/lr 平台包与取流实现（含 xm-sign、MissEvan 签名、蜻蜓 HMAC、Apple developer token） - 新增 wy/kg/tx/lr 登录：扫码、手机号、账密（kg 20028 风控指纹）、cookie 绑定、kg/tx 续期 - request 层：保留多值 Set-Cookie；JSON body 紧凑化（修复 kg 网关验签）；直连不经系统代理（对齐 Node） - 登录路由统一 Body(embed=True)，修复扫码轮询 422；lifespan 接入登录续期调度 - ruff/format/pyright 全绿；14 平台真实联网与 HTTP 路由验证通过
94 lines
3.3 KiB
Python
94 lines
3.3 KiB
Python
"""Bilibili 链接解析（对应 sdk/bili/parse.ts，上游 bilibili/song.go 的 ``Parse``）。
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支持 https://www.bilibili.com/video/BVxxx?p=2 与 av 号（上游只认 BV，任务要求兼容 av）；
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与上游一致：合集（ugc_season）或多分P链接会被判定为歌单并抛错，请改用 playlist.parse_playlist_link。
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上游 Parse 会顺带填入下载地址，这里同样 best-effort 填充 url（失败不影响元数据返回）。
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"""
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from __future__ import annotations
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from typing import Any
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from app.sdk.platforms.bili.playlist import parse_playlist_link
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from app.sdk.platforms.bili.util import (
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as_dict,
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as_list,
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extract_aid,
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extract_bvid,
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extract_page,
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fetch_page_list,
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fetch_view,
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make_song,
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normalize_cover,
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)
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async def parse_song(link: str) -> dict[str, Any]:
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raw = str(link or "").strip()
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bvid = extract_bvid(raw)
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aid = extract_aid(raw)
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if not bvid and not aid:
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raise RuntimeError("无效的B站链接：未找到 BV/av 号")
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view = await fetch_view(bvid or aid)
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pages = as_list(view.get("pages"))
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# 上游：合集或多分P视为歌单链接（Parse 只处理单P）
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if view.get("ugc_season") or len(pages) > 1:
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raise RuntimeError("该链接是合集/多分P视频，请使用歌单解析（parsePlaylistLink）")
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if len(pages) <= 1:
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try:
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page_list = await fetch_page_list(view.get("bvid") or bvid)
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if len(page_list) > 1:
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raise RuntimeError("该链接是合集/多分P视频，请使用歌单解析（parsePlaylistLink）")
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except Exception as err:
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if "歌单解析" in str(err):
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raise
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# 分P列表接口失败时按上游语义忽略
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if not pages:
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raise RuntimeError("未找到视频分P")
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page = extract_page(raw)
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if page > len(pages):
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page = 1
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target = pages[page - 1] if isinstance(pages[page - 1], dict) else {}
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root_title = str(view.get("title") or "")
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display_title = str(target.get("part") or "")
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if len(pages) == 1 and not display_title:
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display_title = root_title
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elif display_title != root_title:
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display_title = f"{root_title} - {display_title}"
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owner = as_dict(view.get("owner"))
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cid = str(target.get("cid") if target.get("cid") is not None else "")
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song = make_song(
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bvid=str(view.get("bvid") or bvid),
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cid=cid,
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name=display_title,
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artist=str(owner.get("name") or ""),
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album=str(view.get("bvid") or bvid),
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duration=target.get("duration"),
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cover=normalize_cover(view.get("pic") or ""),
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page=page,
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)
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# 上游 Parse 会立即填充音频地址（失败忽略）；urls 已按 CDN 分级排序，取最优候选
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if cid:
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try:
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from app.sdk.apis.bili import get_audio_url
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audio = await get_audio_url(str(song["bvid"]), cid)
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urls = audio.get("urls") or []
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if urls:
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song["url"] = urls[0]
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song["type"] = audio.get("type")
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except Exception: # noqa: BLE001 - 忽略：元数据仍可返回
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pass
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return song
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async def parse_playlist(link: str) -> dict[str, Any]:
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"""歌单/合集链接解析（上游 bilibili/playlist.go 的 ``ParsePlaylist``）。"""
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return await parse_playlist_link(link)
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