biyusku
47 lines
1.7 KiB
Python
47 lines
1.7 KiB
Python
# -*- coding: utf-8 -*-
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"""YouTube — check if yt-dlp is available with JS runtime."""
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import shutil
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from agent_reach.utils.paths import get_ytdlp_config_path, render_ytdlp_fix_command
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from agent_reach.utils.text import read_utf8_text
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from .base import Channel
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class YouTubeChannel(Channel):
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name = "youtube"
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description = "YouTube 视频和字幕"
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backends = ["yt-dlp"]
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tier = 0
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def can_handle(self, url: str) -> bool:
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from urllib.parse import urlparse
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d = urlparse(url).netloc.lower()
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return "youtube.com" in d or "youtu.be" in d
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def check(self, config=None):
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if not shutil.which("yt-dlp"):
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return "off", "yt-dlp 未安装。安装：pip install yt-dlp"
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# Check JS runtime
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has_js = shutil.which("deno") or shutil.which("node")
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if not has_js:
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return "warn", (
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"yt-dlp 已安装但缺少 JS runtime（YouTube 必须）。\n"
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" 安装 Node.js 或 deno，然后运行：agent-reach install"
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)
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# Check yt-dlp config for --js-runtimes
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# Deno works out of the box; Node.js requires explicit config
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has_deno = shutil.which("deno")
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if not has_deno:
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ytdlp_config = get_ytdlp_config_path()
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has_js_config = False
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if ytdlp_config.exists():
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has_js_config = "--js-runtimes" in read_utf8_text(ytdlp_config)
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if not has_js_config:
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return "warn", (
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"yt-dlp 已安装但未配置 JS runtime。运行：\n"
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f" {render_ytdlp_fix_command()}"
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)
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return "ok", "可提取视频信息和字幕"
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