| 1 | import type { ResolvedSlidevOptions } from '@slidev/types' |
| 2 | import type { Plugin } from 'vite' |
| 3 | import fs from 'node:fs/promises' |
| 4 | import path from 'pathe' |
| 5 | |
| 6 | export const monacoWriterWhitelist = new Set<string>() |
| 7 | |
| 8 | export function createMonacoWriterPlugin({ userRoot }: ResolvedSlidevOptions): Plugin { |
| 9 | return { |
| 10 | name: 'slidev:monaco-write', |
| 11 | apply: 'serve', |
| 12 | |
| 13 | configureServer(server) { |
| 14 | server.ws.on('connection', (socket) => { |
| 15 | socket.on('message', async (data) => { |
| 16 | let json |
| 17 | try { |
| 18 | json = JSON.parse(data.toString()) |
| 19 | } |
| 20 | catch { |
| 21 | return |
| 22 | } |
| 23 | if (json.type === 'custom' && json.event === 'slidev:monaco-write') { |
| 24 | const { file, content } = json.data |
| 25 | if (!monacoWriterWhitelist.has(file)) { |
| 26 | console.error(`[Slidev] Unauthorized file write: ${file}`) |
| 27 | return |
| 28 | } |
| 29 | const filepath = path.resolve(userRoot, file) |
| 30 | const rel = path.relative(userRoot, filepath) |
| 31 | if (rel.startsWith('..') || path.isAbsolute(rel)) { |
| 32 | console.error(`[slidev] Refusing monaco write outside project root: ${file}`) |
| 33 | return |
| 34 | } |
| 35 | // eslint-disable-next-line no-console |
| 36 | console.log('[Slidev] Writing file:', filepath) |
| 37 | await fs.writeFile(filepath, content, 'utf-8') |
| 38 | } |
| 39 | }) |
| 40 | }) |
| 41 | }, |
| 42 | } |
| 43 | } |
| 44 |