Files
aigen/server/api/library/stills/[id].get.ts
T

45 lines
1.6 KiB
TypeScript

import { existsSync, createReadStream } from 'node:fs'
import { fileEtag, stillPath, existingStillThumbPath, stillThumbPath, sniffImageType } from '~/server/utils/library'
export default defineEventHandler((event) => {
const { owner } = assertLibraryOwner(event)
const id = String(getRouterParam(event, 'id') || '')
const still = getStill(owner, id)
assertFolderAccess(event, still.folderId)
const wantThumb = String(getQuery(event).thumb || '') === '1'
const original = stillPath(owner, still.id)
if (wantThumb) {
const path = existingStillThumbPath(owner, id)
if (path && path !== original && existsSync(path)) {
const etag = fileEtag(path)
setHeader(event, 'ETag', etag)
setHeader(event, 'Cache-Control', 'public, max-age=86400')
if (getHeader(event, 'if-none-match') === etag) {
setResponseStatus(event, 304)
return null
}
setHeader(event, 'Content-Type', 'image/jpeg')
return sendStream(event, createReadStream(path))
}
void stillThumbPath(owner, id).catch(() => null)
setHeader(event, 'Cache-Control', 'no-store')
setResponseStatus(event, 204)
return null
}
if (!existsSync(original)) {
throw createError({ statusCode: 404, statusMessage: 'Image file is missing' })
}
const etag = fileEtag(original)
setHeader(event, 'ETag', etag)
setHeader(event, 'Cache-Control', 'private, max-age=3600')
if (getHeader(event, 'if-none-match') === etag) {
setResponseStatus(event, 304)
return null
}
setHeader(event, 'Content-Type', sniffImageType(original))
return sendStream(event, createReadStream(original))
})