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83 lines
2.4 KiB
83 lines
2.4 KiB
import multer from "multer";
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import fs from "node:fs";
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import os from "node:os";
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import path from "node:path";
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import { callNodeListener } from "h3";
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import { POST_MEDIA_PUBLIC_PREFIX } from "#server/constants/media";
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import { replaceMediaAssetFileFromTempUpload } from "#server/service/media";
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import { R } from "#server/utils/response";
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type MulterUploadedFile = {
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originalname: string;
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filename: string;
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path: string;
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mimetype: string;
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size: number;
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};
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export default defineWrappedResponseHandler(async (event) => {
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const user = await event.context.auth.requireUser();
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const idRaw = getRouterParam(event, "id");
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const assetId = Number(idRaw);
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if (!Number.isInteger(assetId) || assetId < 1) {
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throw createError({ statusCode: 400, statusMessage: "无效的资源 id" });
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}
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const upload = multer({
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storage: multer.diskStorage({
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destination: (_req, _file, cb) => {
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cb(null, os.tmpdir());
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},
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filename: (_req, file, cb) => {
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const ext = path.extname(file.originalname).toLowerCase();
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const baseName = path.basename(file.originalname, ext).replace(/[^a-z0-9]/gi, "-");
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cb(null, `reupload-${Date.now()}-${Math.round(Math.random() * 1e9)}-${baseName}${ext}`);
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},
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}),
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limits: { fileSize: 10 * 1024 * 1024 },
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fileFilter: (_req, file, cb) => {
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const allowed = ["image/png", "image/jpeg", "image/jpg", "image/webp"];
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if (allowed.includes(file.mimetype)) {
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cb(null, true);
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} else {
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cb(new Error("只支持 PNG/JPG/WebP 格式图片"));
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}
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},
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});
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await callNodeListener(
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// @ts-expect-error multer 中间件类型
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upload.single("file"),
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event.node.req,
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event.node.res,
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);
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// @ts-expect-error multer 挂载 file
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const file = event.node.req.file as MulterUploadedFile | undefined;
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if (!file?.path) {
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throw createError({ statusCode: 400, statusMessage: "请选择要上传的图片" });
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}
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try {
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const result = await replaceMediaAssetFileFromTempUpload({
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assetId,
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actorUserId: user.id,
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actorIsAdmin: false,
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tempInputPath: file.path,
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});
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return R.success({
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url: `${POST_MEDIA_PUBLIC_PREFIX}${result.storageKey}`,
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sizeBytes: result.sizeBytes,
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});
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} catch (err) {
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if (file.path && fs.existsSync(file.path)) {
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try {
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fs.unlinkSync(file.path);
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} catch {
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/* ignore */
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}
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}
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throw err;
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}
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});
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