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

2026-10-16 18:53:45 +08:00
commit d6999104bf
64 changed files with 16524 additions and 0 deletions
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+import { baseUrlOf, type BtClientConfig } from '../appconfig'
+import { httpFetch } from '../http'
+import type { AddTaskInput, AddTaskResult, BtClientAdapter, ProbeResult } from './types'
+
+function rpcUrl(cfg: BtClientConfig) {
+  const path = cfg.path && cfg.path.trim() ? cfg.path.trim() : '/transmission/rpc'
+  return `${baseUrlOf(cfg)}${path.startsWith('/') ? path : `/${path}`}`
+}
+
+function headersOf(cfg: BtClientConfig, sessionId?: string) {
+  const headers: Record<string, string> = { 'content-type': 'application/json' }
+  if (cfg.username) {
+    headers.authorization = `Basic ${Buffer.from(`${cfg.username}:${cfg.password || ''}`).toString('base64')}`
+  }
+  if (sessionId) headers['x-transmission-session-id'] = sessionId
+  return headers
+}
+
+/** Transmission 首次调用必定返回 409 并带上 session id，需要带着它重试一次 */
+async function call(cfg: BtClientConfig, method: string, args: Record<string, unknown>) {
+  const send = (sessionId?: string) =>
+    httpFetch(rpcUrl(cfg), {
+      method: 'POST',
+      timeoutMs: 10000,
+      headers: headersOf(cfg, sessionId),
+      body: JSON.stringify({ method, arguments: args })
+    })
+
+  let res = await send()
+  if (res.status === 409) {
+    const sessionId = res.headers.get('x-transmission-session-id')
+    if (!sessionId) throw new Error('Transmission 返回 409 但没有 session id')
+    res = await send(sessionId)
+  }
+  if (res.status === 401) throw new Error('Transmission 认证失败，请检查用户名 / 密码')
+  if (!res.ok) throw new Error(`Transmission 返回 HTTP ${res.status}`)
+
+  const data = (await res.json()) as { result?: string; arguments?: Record<string, any> }
+  if (data.result && data.result !== 'success') throw new Error(`Transmission 调用失败：${data.result}`)
+  return data.arguments || {}
+}
+
+export const transmissionAdapter: BtClientAdapter = {
+  type: 'transmission',
+  label: 'Transmission',
+  defaultPort: 9091,
+  defaultPath: '/transmission/rpc',
+
+  async probe(cfg: BtClientConfig): Promise<ProbeResult> {
+    const args = await call(cfg, 'session-get', {})
+    return { online: true, version: args.version ? String(args.version) : undefined }
+  },
+
+  async add(cfg: BtClientConfig, input: AddTaskInput): Promise<AddTaskResult> {
+    if (!input.magnet && !input.torrentBase64) throw new Error('缺少磁力链或种子文件内容')
+    const args: Record<string, unknown> = {}
+    if (input.magnet) args.filename = input.magnet
+    else args.metainfo = input.torrentBase64
+    const dir = input.downloadDir || cfg.downloadDir
+    if (dir) args['download-dir'] = dir
+
+    const result = await call(cfg, 'torrent-add', args)
+    if (result['torrent-duplicate']) return { ok: true, message: 'Transmission 中已存在该任务（未重复添加）' }
+    const added = result['torrent-added']
+    return {
+      ok: true,
+      message: added?.name ? `已添加：${added.name}` : '已提交到 Transmission',
+      detail: result
+    }
+  },
+
+  async getTasks(cfg: BtClientConfig): Promise<BtTask[]> {
+    const fields = ['hashString', 'name', 'percentDone', 'totalSize', 'downloadedEver', 'uploadedEver', 'rateDownload', 'rateUpload', 'status', 'eta']
+    const result = await call(cfg, 'torrent-get', { fields })
+    const list = (result.torrents || []) as any[]
+
+    return list.map((t) => ({
+      infoHash: t.hashString,
+      name: t.name,
+      progress: Number(t.percentDone) || 0,
+      size: t.totalSize,
+      downloaded: t.downloadedEver,
+      uploaded: t.uploadedEver,
+      dlspeed: t.rateDownload,
+      upspeed: t.rateUpload,
+      status: mapTransmissionStatus(t.status),
+      eta: t.eta
+    }))
+  }
+}
+
+/**
+ * 0: STOPPED (Paused)
+ * 1: CHECK_WAIT
+ * 2: CHECK
+ * 3: DOWNLOAD_WAIT
+ * 4: DOWNLOAD
+ * 5: SEED_WAIT
+ * 6: SEED
+ */
+function mapTransmissionStatus(status: number): BtTask['status'] {
+  switch (status) {
+    case 0: return 'paused'
+    case 1:
+    case 2: return 'checking'
+    case 3:
+    case 5: return 'queued'
+    case 4: return 'downloading'
+    case 6: return 'seeding'
+    default: return 'unknown'
+  }
+}