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360 AI Cloud Drive MCP Server

by Qihoo360
file-del.ts4.35 kB
import { z } from "zod"; import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js"; import { getAuthInfo, AuthInfo } from "../utils/auth.js"; import { getConfig, TOOL_LIMIT_NOTE } from "../utils/const.js"; import { gethttpContext } from "../utils/transport.js"; // 调用云盘API删除文件 async function deleteFiles(authInfo: AuthInfo, fname: string): Promise<any> { try { const url = new URL(authInfo.request_url || ''); // 构建请求头 const headers = { 'Access-Token': authInfo.access_token || '', 'Content-Type': 'application/x-www-form-urlencoded' }; // 构建请求参数(注意:fname不计算sign,所以不包含在baseParams中) const baseParams: Record<string, string> = { 'method': 'File.delete', 'access_token': authInfo.access_token || '', 'qid': authInfo.qid || '', 'sign': authInfo.sign || '' }; // 构建表单数据 const formData = new URLSearchParams(); Object.entries(baseParams).forEach(([key, value]) => { formData.append(key, String(value)); }); // 单独添加fname参数(不参与sign计算) formData.append('fname', fname); const response = await fetch(url.toString(), { method: 'POST', headers: headers, body: formData }); if (!response.ok) { throw new Error(`API 请求失败,状态码: ${response.status}`); } // 获取原始响应文本 const responseText = await response.text(); try { // 尝试解析为JSON const data = JSON.parse(responseText); return data; } catch (jsonError) { console.error("JSON解析错误:", jsonError); throw new Error(`无法解析API响应: ${responseText.substring(0, 100)}...`); } } catch (error) { console.error('删除文件失败:', error); throw error; } } export function registerFileDelTool(server: McpServer) { server.tool( "file-del", "删除云盘中的文件或文件夹。支持批量删除多个文件。", { fname: z.string().describe("要删除的文件或文件夹路径,多个文件路径用竖线(|)隔开,例如:/文件1.txt|/文件夹2/文件2.txt"), }, async ({ fname }, mcpReq: any) => { const httpContext = gethttpContext(mcpReq, server); // 使用transport中的authInfo const transportAuthInfo = httpContext.authInfo; try { let authInfo: AuthInfo; // 注意:因为fname不计算sign,所以这里不传入extraParams try { // 传入方法名,但不传入fname authInfo = await getAuthInfo({ method: 'File.delete' // 不传入fname作为extraParams,因为它不参与sign计算 }, transportAuthInfo); authInfo.request_url = getConfig(transportAuthInfo?.ecsEnv).request_url } catch (authError) { console.error("自动获取鉴权信息失败:", authError); throw new Error("获取鉴权信息失败,请提供有效的API_KEY"); } // 调用API删除文件 const apiResponse = await deleteFiles(authInfo, fname); // 检查API响应是否成功 if (apiResponse && apiResponse.errno === 0) { // 计算删除的文件数 const fileCount = fname.split('|').length; const fileWord = fileCount > 1 ? "些文件/文件夹" : "个文件/文件夹"; // 返回删除成功信息 return { content: [ { type: "text", text: `成功删除了${fileCount}${fileWord}!`, }, { type: "text", text: TOOL_LIMIT_NOTE, }, ], }; } else { const errorMsg = apiResponse?.errmsg || "API请求失败"; throw new Error(errorMsg); } } catch (error: any) { console.error("删除文件出错:", error); return { content: [ { type: "text", text: `删除文件时发生错误: ${error.message}`, }, { type: "text", text: TOOL_LIMIT_NOTE, }, ], }; } }, ); }

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