41 lines
1.5 KiB
Python
41 lines
1.5 KiB
Python
# -*- coding: utf-8 -*-
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"""Exa Search — check if mcporter + Exa MCP is available."""
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from agent_reach.probe import probe_command
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from .base import Channel
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#: mcporter 是 npm 包，断链处方与默认的 pipx/uv 不同
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_MCPORTER_BROKEN_HINT = "mcporter 无法执行（node 环境损坏），重装：\n npm install -g mcporter"
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class ExaSearchChannel(Channel):
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name = "exa_search"
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description = "全网语义搜索"
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backends = ["Exa via mcporter"]
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tier = 0
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def can_handle(self, url: str) -> bool:
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return False # Search-only channel
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def check(self, config=None):
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self.active_backend = None
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probe = probe_command("mcporter", ["config", "list"], timeout=10, package="mcporter")
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if probe.status == "missing":
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return "off", (
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"需要 mcporter + Exa MCP。安装：\n"
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" npm install -g mcporter\n"
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" mcporter config add exa https://mcp.exa.ai/mcp"
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)
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if probe.status == "broken":
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return "error", _MCPORTER_BROKEN_HINT
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if not probe.ok: # timeout / error
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return "error", f"mcporter 执行异常：{probe.hint or probe.output or probe.status}"
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if "exa" in probe.output.lower():
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self.active_backend = self.backends[0]
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return "ok", "全网语义搜索可用（免费，无需 API Key）"
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return "off", (
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"mcporter 已装但 Exa 未配置。运行：\n"
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" mcporter config add exa https://mcp.exa.ai/mcp"
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)
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