Ghost CMS MCP Server

// src/tools/posts.ts import { z } from "zod"; import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js"; import { ghostApiClient, getGhostApiConfig, generateGhostAdminToken } from "../ghostApi.js"; import axios from 'axios'; // Parameter schemas as ZodRawShape (object literals) const browseParams = { filter: z.string().optional(), limit: z.number().optional(), page: z.number().optional(), order: z.string().optional(), }; const readParams = { id: z.string().optional(), slug: z.string().optional(), }; const addParams = { title: z.string(), html: z.string().optional(), lexical: z.string().optional(), status: z.string().optional(), }; const editParams = { id: z.string(), title: z.string().optional(), html: z.string().optional(), lexical: z.string().optional(), status: z.string().optional(), updated_at: z.string(), }; const deleteParams = { id: z.string(), }; export function registerPostTools(server: McpServer) { // Browse posts server.tool( "posts_browse", browseParams, async (args, _extra) => { const config = getGhostApiConfig(); if (!config) { return { isError: true, content: [{ type: "text", text: "Ghost API not configured" }] }; } try { const token = generateGhostAdminToken(config.key); const url = `${config.url}/ghost/api/admin/posts/`; const headers = { 'Authorization': `Ghost ${token}` }; const response = await axios.get(url, { params: args, headers }); return { content: [ { type: "text", text: JSON.stringify(response.data.posts, null, 2), }, ], }; } catch (error: any) { const status = error?.response?.status ?? error?.status ?? "unknown"; const body = error?.response?.data ?? error?.data ?? error?.message ?? String(error); const bodyText = typeof body === "string" ? body : JSON.stringify(body, null, 2); return { isError: true, content: [ { type: "text", text: `posts_browse failed. status=${status}\n${bodyText}`, }, ], }; } } ); // Read post server.tool( "posts_read", readParams, async (args, _extra) => { const config = getGhostApiConfig(); if (!config) { return { isError: true, content: [{ type: "text", text: "Ghost API not configured" }] }; } try { const token = generateGhostAdminToken(config.key); const url = `${config.url}/ghost/api/admin/posts/${args.id || `slug/${args.slug}`}/`; const headers = { 'Authorization': `Ghost ${token}` }; const response = await axios.get(url, { headers }); return { content: [ { type: "text", text: JSON.stringify(response.data.posts[0], null, 2), }, ], }; } catch (error: any) { const status = error?.response?.status ?? error?.status ?? "unknown"; const body = error?.response?.data ?? error?.data ?? error?.message ?? String(error); const bodyText = typeof body === "string" ? body : JSON.stringify(body, null, 2); return { isError: true, content: [ { type: "text", text: `posts_read failed. status=${status}\n${bodyText}`, }, ], }; } } ); // Add post server.tool( "posts_add", addParams, async (args, _extra) => { const config = getGhostApiConfig(); if (!config) { return { isError: true, content: [{ type: "text", text: "Ghost API not configured" }] }; } try { const token = generateGhostAdminToken(config.key); const url = `${config.url}/ghost/api/admin/posts/`; const headers = { 'Authorization': `Ghost ${token}` }; const response = await axios.post(url, { posts: [args] }, { headers }); return { content: [ { type: "text", text: JSON.stringify(response.data.posts[0], null, 2), }, ], }; } catch (error: any) { const status = error?.response?.status ?? error?.status ?? "unknown"; const body = error?.response?.data ?? error?.data ?? error?.message ?? String(error); const bodyText = typeof body === "string" ? body : JSON.stringify(body, null, 2); return { isError: true, content: [ { type: "text", text: `posts_add failed. status=${status}\n${bodyText}`, }, ], }; } } ); // Edit post server.tool( "posts_edit", editParams, async (args, _extra) => { const config = getGhostApiConfig(); if (!config) { return { isError: true, content: [{ type: "text", text: "Ghost API not configured" }] }; } try { const token = generateGhostAdminToken(config.key); const url = `${config.url}/ghost/api/admin/posts/${args.id}/`; const headers = { 'Authorization': `Ghost ${token}` }; const response = await axios.put(url, { posts: [args] }, { headers }); return { content: [ { type: "text", text: JSON.stringify(response.data.posts[0], null, 2), }, ], }; } catch (error: any) { const status = error?.response?.status ?? error?.status ?? "unknown"; const body = error?.response?.data ?? error?.data ?? error?.message ?? String(error); const bodyText = typeof body === "string" ? body : JSON.stringify(body, null, 2); return { isError: true, content: [ { type: "text", text: `posts_edit failed. status=${status}\n${bodyText}`, }, ], }; } } ); // Delete post server.tool( "posts_delete", deleteParams, async (args, _extra) => { const config = getGhostApiConfig(); if (!config) { return { isError: true, content: [{ type: "text", text: "Ghost API not configured" }] }; } try { const token = generateGhostAdminToken(config.key); const url = `${config.url}/ghost/api/admin/posts/${args.id}/`; const headers = { 'Authorization': `Ghost ${token}` }; await axios.delete(url, { headers }); return { content: [ { type: "text", text: `Post with id ${args.id} deleted.`, }, ], }; } catch (error: any) { const status = error?.response?.status ?? error?.status ?? "unknown"; const body = error?.response?.data ?? error?.data ?? error?.message ?? String(error); const bodyText = typeof body === "string" ? body : JSON.stringify(body, null, 2); return { isError: true, content: [ { type: "text", text: `posts_delete failed. status=${status}\n${bodyText}`, }, ], }; } } ); }