26 lines
994 B
TypeScript
26 lines
994 B
TypeScript
import { tryMongo } from '../../../utils/mongo'
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import { getTorrent } from '../../../utils/store'
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/** 下载用户上传时的原始 .torrent 文件 */
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export default defineEventHandler(async (event) => {
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const infoHash = String(getRouterParam(event, 'infohash') || '').toLowerCase()
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if (!/^[a-f0-9]{40}$/.test(infoHash)) {
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throw createError({ statusCode: 400, statusMessage: 'infoHash 格式不正确' })
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}
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const doc = await tryMongo(() => getTorrent(infoHash))
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if (!doc?.fileBase64) {
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throw createError({ statusCode: 404, statusMessage: '没有保存该种子的原始文件（只有手动上传的种子会保存）' })
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}
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const bytes = Buffer.from(doc.fileBase64, 'base64')
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setHeader(event, 'content-type', 'application/x-bittorrent')
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setHeader(event, 'content-length', String(bytes.length))
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setHeader(
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event,
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'content-disposition',
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`attachment; filename="${encodeURIComponent((doc.name || infoHash).slice(0, 120))}.torrent"`
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)
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return bytes
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})
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