feat: DSL 磁力聚合 — 搜索/解析/预览/投递 + cilisousuo 源 + 中英双语 + Docker 部署

server/api/parse.post.ts

@@ -0,0 +1,46 @@
+import { parseMagnet, parseTorrentBuffer } from '../utils/torrent'
+import { tryMongo } from '../utils/mongo'
+import { upsertParsedTorrent } from '../utils/store'
+
+const MAX_UPLOAD = 4 * 1024 * 1024
+const MAX_INLINE_STORE = 1024 * 1024
+
+export default defineEventHandler(async (event) => {
+  const contentType = getHeader(event, 'content-type') || ''
+
+  let info
+  let fileBase64: string | null = null
+  let originalName: string | null = null
+
+  if (contentType.includes('multipart/form-data')) {
+    const parts = await readMultipartFormData(event)
+    const filePart = parts?.find((p) => p.name === 'file' && p.data?.length)
+    if (!filePart) throw createError({ statusCode: 400, statusMessage: '没有收到种子文件（字段名应为 file）' })
+    if (filePart.data.length > MAX_UPLOAD) {
+      throw createError({ statusCode: 413, statusMessage: `种子文件过大（上限 ${MAX_UPLOAD / 1024 / 1024}MB）` })
+    }
+    try {
+      info = await parseTorrentBuffer(filePart.data)
+    } catch (err) {
+      throw createError({ statusCode: 400, statusMessage: err instanceof Error ? err.message : '种子文件解析失败' })
+    }
+    originalName = filePart.filename || null
+    if (filePart.data.length <= MAX_INLINE_STORE) fileBase64 = filePart.data.toString('base64')
+  } else {
+    const body = await readBody(event).catch(() => ({}))
+    const magnet = String(body?.magnet || '').trim()
+    if (!magnet) throw createError({ statusCode: 400, statusMessage: '请上传 .torrent 文件，或提供 magnet 字段' })
+    try {
+      info = await parseMagnet(magnet)
+    } catch (err) {
+      throw createError({ statusCode: 400, statusMessage: err instanceof Error ? err.message : '磁力链接解析失败' })
+    }
+  }
+
+  const stored = await tryMongo(async () => {
+    await upsertParsedTorrent(info!, { fileBase64, originalName, source: fileBase64 ? 'upload' : 'magnet' })
+    return true
+  })
+
+  return { torrent: { ...info, hasFile: !!fileBase64 }, stored: stored === true, fromUpload: !!fileBase64 }
+})