Douban MCP Server

import dayjs from "dayjs" import crypto from 'crypto' import { URL } from 'url' import type { Douban } from "./types.ts" const apiKey = '0ac44ae016490db2204ce0a042db2916' // 书籍API export async function searchBooks(params: { q?: string isbn?: string }) { if (params.q) { return searchByKeyword(params.q) } if (params.isbn) { return searchByISBN(params.isbn) } return [] } async function searchByKeyword (q: string) { const url = new URL('https://api.douban.com/v2/book/search') url.searchParams.set('q', q) url.searchParams.set('apikey', apiKey) const res: { count: number start: number total: number books: Douban.Book[] } = await (await fetch(url.toString(), { headers: FAKE_HEADERS })).json() return res?.books ? res.books.map(parseDoubanBook) : [] } async function searchByISBN (isbn: string) { const url = new URL(`https://api.douban.com/v2/book/isbn/${isbn}`) url.searchParams.set('apikey', apiKey) const res: Douban.Book = await (await fetch(url.toString(), { headers: FAKE_HEADERS })).json() return res?.id ? [parseDoubanBook(res)] : [] } // 获取图书长评列表 export async function getBookReviews(params: { id: string }) { const res: { count: number start: number total: number reviews: Douban.BookReview[] } = await requestFrodoApi(`/book/${params.id}/reviews`) return res } // 搜索电影或电视剧API export async function searchMovies(params: { q: string }) { const res = await requestFrodoApi(`/search/movie?q=${params.q}`) return res?.items ? res.items.map(_ => _.target) : []; } // 获取电影长评列表 export async function getMovieReviews(params: { id: string }) { const res = await requestFrodoApi(`/movie/${params.id}/reviews`); return res?.reviews ? res.reviews : [] } // 获取电视剧长评列表 export async function getTVReviews(params: { id: string }) { const res = await requestFrodoApi(`/tv/${params.id}/reviews`); return res?.reviews ? res.reviews : [] } // 获取小组话题列表 export async function getGroupTopics(params: { id: string tags?: string[] from_date?: string }) { const res = await requestFrodoApi(`/group/${params.id}/topics`) let topics = (res.topics as Douban.Topic[] || []).filter(_ => !_.is_ad) if (params.tags) { topics = topics.filter(_ => _.topic_tags.some(tag => params.tags?.includes(tag.name))) } if (params.from_date) { topics = topics.filter(_ => dayjs(_.create_time).isAfter(dayjs(params.from_date))) } return topics } // 获取小组话题详情 export async function getGroupTopicDetail(params: { id: string }) { const res: Douban.TopicDetail = await requestFrodoApi(`/group/topic/${params.id}`) return res } const FAKE_HEADERS = { 'Accept': 'application/json', 'Accept-Language': 'zh-CN,zh;q=0.9,en;q=0.8,en-GB;q=0.7,en-US;q=0.6', 'accept-encoding': 'gzip, deflate, br, zstd', 'Cache-Control': 'no-cache', 'Cookie': '', 'Pragma': 'no-cache', 'Priority': 'u=0, i', 'Sec-Ch-Ua': '"Not/A)Brand";v="8", "Chromium";v="126", "Microsoft Edge";v="126"', 'Sec-Ch-Ua-Mobile': '?0', 'Sec-Ch-Ua-Platform': '"Windows"', 'Sec-Fetch-Dest': 'document', 'Sec-Fetch-Mode': 'navigate', 'Sec-Fetch-Site': 'none', 'Sec-Fetch-User': '?1', 'Upgrade-Insecure-Requests': '1', 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36 Edg/126.0.0.0' } const parseDoubanBook = (_: Douban.Book): Douban.Book => { let pubdate = (_.pubdate || '').replace(/年|月/g, '-').replace(/日$/, '') if (pubdate) { pubdate = dayjs(pubdate).format('YYYY/MM') } return { ..._, pubdate } } const requestFrodoApi = async (url: string) => { const fullURL = 'https://frodo.douban.com/api/v2' + url; const date = dayjs().format('YYYYMMDD') const rParams = { os_rom: 'android', apiKey: '0dad551ec0f84ed02907ff5c42e8ec70', _ts: date, _sig: getFrodoSign(fullURL, date), }; const oUrl = new URL(fullURL) for (let key in rParams) { // @ts-ignore oUrl.searchParams.set(key, rParams[key]) } const req = await fetch(oUrl.toString(), { headers: { 'user-agent': getUA(), cookie: process.env.COOKIE || '' } }) return req.json() } const getFrodoSign = (url: string, date: string, method: string = 'GET') => { const urlParsed = new URL(url); const urlPath = urlParsed.pathname; const rawSign = [method.toUpperCase(), encodeURIComponent(urlPath), date].join('&'); const hmac = crypto.createHmac('sha1', 'bf7dddc7c9cfe6f7'); hmac.update(rawSign) return hmac.digest('base64'); } const USER_AGENTS = [ "api-client/1 com.douban.frodo/7.22.0.beta9(231) Android/23 product/Mate 40 vendor/HUAWEI model/Mate 40 brand/HUAWEI rom/android network/wifi platform/AndroidPad", "api-client/1 com.douban.frodo/7.18.0(230) Android/22 product/MI 9 vendor/Xiaomi model/MI 9 brand/Android rom/miui6 network/wifi platform/mobile nd/1", "api-client/1 com.douban.frodo/7.1.0(205) Android/29 product/perseus vendor/Xiaomi model/Mi MIX 3 rom/miui6 network/wifi platform/mobile nd/1", "api-client/1 com.douban.frodo/7.3.0(207) Android/22 product/MI 9 vendor/Xiaomi model/MI 9 brand/Android rom/miui6 network/wifi platform/mobile nd/1" ] const getUA = (() => { let i = -1 return () => { i += 1 if (i > 3) i = 0 return USER_AGENTS[i] } })()