站点同步

server/api/site-sync/object.post.ts

@@ -0,0 +1,54 @@
+import { readMultipartFormData } from 'h3'
+import { requireSiteSyncAuth } from '../../utils/access'
+import { createApiError } from '../../utils/api-error'
+import { MAX_VIDEO_FILE_SIZE } from '../../utils/constants'
+import { findUserByUsername } from '../../utils/db'
+import { validateStorageKey } from '../../utils/image-key'
+import { getActiveBackend } from '../../utils/storage/resolver'
+
+function field(form: Awaited<ReturnType<typeof readMultipartFormData>>, name: string): string {
+  const part = form?.find(item => item.name === name)
+  return part?.data?.length ? new TextDecoder().decode(part.data).trim() : ''
+}
+
+export default defineEventHandler(async (event) => {
+  await requireSiteSyncAuth(event)
+  const form = await readMultipartFormData(event)
+  if (!form?.length) createApiError(event, 'INVALID_REQUEST', '未收到同步数据', 400)
+
+  const key = field(form, 'key')
+  const file = form.find(part => part.name === 'file' && part.data?.length)
+  if (!validateStorageKey(key) || !file?.data) {
+    createApiError(event, 'INVALID_REQUEST', '同步文件参数无效', 400)
+  }
+  if (file.data.length > MAX_VIDEO_FILE_SIZE) {
+    createApiError(event, 'FILE_TOO_LARGE', '同步文件超过 500 MB', 413)
+  }
+
+  const conflictMode = field(form, 'conflictMode') === 'skip' ? 'skip' : 'overwrite'
+  const backend = await getActiveBackend()
+  if (conflictMode === 'skip' && await backend.head(key)) {
+    return { success: true, skipped: true }
+  }
+
+  const ownerUsername = field(form, 'ownerUsername')
+  const owner = ownerUsername ? findUserByUsername(ownerUsername) : null
+  if (ownerUsername && !owner) {
+    createApiError(event, 'INVALID_REQUEST', `目标站点缺少用户：${ownerUsername}`, 400)
+  }
+
+  await backend.put(key, new Uint8Array(file.data), {
+    originalName: field(form, 'originalName') || file.filename || key.split('/').pop() || 'file',
+    uploadedAt: field(form, 'uploadedAt') || new Date().toISOString(),
+    contentType: file.type || field(form, 'contentType') || 'application/octet-stream',
+    size: file.data.length,
+    userId: owner?.id ?? null,
+    mediaType: key.startsWith('videos/')
+      ? 'video'
+      : key.startsWith('files/')
+        ? 'file'
+        : 'image'
+  })
+
+  return { success: true, skipped: false }
+})