mirror of
https://github.com/kokonect-link/cherrypick
synced 2024-12-14 14:48:53 +09:00
183 lines
6.4 KiB
TypeScript
183 lines
6.4 KiB
TypeScript
import * as fs from 'node:fs';
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import { fileURLToPath } from 'node:url';
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import { dirname } from 'node:path';
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import { Inject, Injectable } from '@nestjs/common';
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import { FastifyInstance, FastifyRequest, FastifyReply, FastifyPluginOptions } from 'fastify';
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import fastifyStatic from '@fastify/static';
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import rename from 'rename';
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import type { Config } from '@/config.js';
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import type { DriveFilesRepository } from '@/models/index.js';
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import { DI } from '@/di-symbols.js';
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import { createTemp } from '@/misc/create-temp.js';
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import { FILE_TYPE_BROWSERSAFE } from '@/const.js';
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import { StatusError } from '@/misc/status-error.js';
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import type Logger from '@/logger.js';
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import { DownloadService } from '@/core/DownloadService.js';
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import { ImageProcessingService } from '@/core/ImageProcessingService.js';
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import { VideoProcessingService } from '@/core/VideoProcessingService.js';
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import { InternalStorageService } from '@/core/InternalStorageService.js';
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import { contentDisposition } from '@/misc/content-disposition.js';
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import { FileInfoService } from '@/core/FileInfoService.js';
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import { LoggerService } from '@/core/LoggerService.js';
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import { bindThis } from '@/decorators.js';
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const _filename = fileURLToPath(import.meta.url);
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const _dirname = dirname(_filename);
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const assets = `${_dirname}/../../server/file/assets/`;
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@Injectable()
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export class FileServerService {
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private logger: Logger;
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constructor(
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@Inject(DI.config)
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private config: Config,
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@Inject(DI.driveFilesRepository)
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private driveFilesRepository: DriveFilesRepository,
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private fileInfoService: FileInfoService,
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private downloadService: DownloadService,
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private imageProcessingService: ImageProcessingService,
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private videoProcessingService: VideoProcessingService,
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private internalStorageService: InternalStorageService,
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private loggerService: LoggerService,
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) {
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this.logger = this.loggerService.getLogger('server', 'gray', false);
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//this.createServer = this.createServer.bind(this);
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}
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@bindThis
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public commonReadableHandlerGenerator(reply: FastifyReply) {
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return (err: Error): void => {
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this.logger.error(err);
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reply.code(500);
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reply.header('Cache-Control', 'max-age=300');
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};
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}
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@bindThis
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public createServer(fastify: FastifyInstance, options: FastifyPluginOptions, done: (err?: Error) => void) {
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fastify.addHook('onRequest', (request, reply, done) => {
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reply.header('Content-Security-Policy', 'default-src \'none\'; img-src \'self\'; media-src \'self\'; style-src \'unsafe-inline\'');
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done();
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});
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fastify.register(fastifyStatic, {
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root: _dirname,
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serve: false,
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});
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fastify.get('/app-default.jpg', (request, reply) => {
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const file = fs.createReadStream(`${_dirname}/assets/dummy.png`);
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reply.header('Content-Type', 'image/jpeg');
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reply.header('Cache-Control', 'max-age=31536000, immutable');
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return reply.send(file);
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});
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fastify.get<{ Params: { key: string; } }>('/:key', async (request, reply) => await this.sendDriveFile(request, reply));
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fastify.get<{ Params: { key: string; } }>('/:key/*', async (request, reply) => await this.sendDriveFile(request, reply));
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done();
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}
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@bindThis
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private async sendDriveFile(request: FastifyRequest<{ Params: { key: string; } }>, reply: FastifyReply) {
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const key = request.params.key;
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// Fetch drive file
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const file = await this.driveFilesRepository.createQueryBuilder('file')
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.where('file.accessKey = :accessKey', { accessKey: key })
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.orWhere('file.thumbnailAccessKey = :thumbnailAccessKey', { thumbnailAccessKey: key })
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.orWhere('file.webpublicAccessKey = :webpublicAccessKey', { webpublicAccessKey: key })
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.getOne();
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if (file == null) {
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reply.code(404);
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reply.header('Cache-Control', 'max-age=86400');
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return reply.sendFile('/dummy.png', assets);
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}
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const isThumbnail = file.thumbnailAccessKey === key;
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const isWebpublic = file.webpublicAccessKey === key;
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if (!file.storedInternal) {
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if (file.isLink && file.uri) { // 期限切れリモートファイル
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const [path, cleanup] = await createTemp();
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try {
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await this.downloadService.downloadUrl(file.uri, path);
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const { mime, ext } = await this.fileInfoService.detectType(path);
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const convertFile = async () => {
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if (isThumbnail) {
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if (['image/jpeg', 'image/webp', 'image/png', 'image/svg+xml'].includes(mime)) {
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return await this.imageProcessingService.convertToWebp(path, 498, 280);
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} else if (mime.startsWith('video/')) {
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return await this.videoProcessingService.generateVideoThumbnail(path);
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}
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}
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if (isWebpublic) {
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if (['image/svg+xml'].includes(mime)) {
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return await this.imageProcessingService.convertToPng(path, 2048, 2048);
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}
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}
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return {
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data: fs.readFileSync(path),
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ext,
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type: mime,
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};
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};
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const image = await convertFile();
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reply.header('Content-Type', FILE_TYPE_BROWSERSAFE.includes(image.type) ? image.type : 'application/octet-stream');
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reply.header('Cache-Control', 'max-age=31536000, immutable');
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return image.data;
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} catch (err) {
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this.logger.error(`${err}`);
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if (err instanceof StatusError && err.isClientError) {
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reply.code(err.statusCode);
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reply.header('Cache-Control', 'max-age=86400');
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} else {
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reply.code(500);
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reply.header('Cache-Control', 'max-age=300');
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}
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} finally {
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cleanup();
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}
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return;
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}
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reply.code(204);
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reply.header('Cache-Control', 'max-age=86400');
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return;
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}
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if (isThumbnail || isWebpublic) {
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const { mime, ext } = await this.fileInfoService.detectType(this.internalStorageService.resolvePath(key));
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const filename = rename(file.name, {
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suffix: isThumbnail ? '-thumb' : '-web',
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extname: ext ? `.${ext}` : undefined,
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}).toString();
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reply.header('Content-Type', FILE_TYPE_BROWSERSAFE.includes(mime) ? mime : 'application/octet-stream');
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reply.header('Cache-Control', 'max-age=31536000, immutable');
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reply.header('Content-Disposition', contentDisposition('inline', filename));
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return this.internalStorageService.read(key);
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} else {
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const readable = this.internalStorageService.read(file.accessKey!);
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readable.on('error', this.commonReadableHandlerGenerator(reply));
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reply.header('Content-Type', FILE_TYPE_BROWSERSAFE.includes(file.type) ? file.type : 'application/octet-stream');
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reply.header('Cache-Control', 'max-age=31536000, immutable');
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reply.header('Content-Disposition', contentDisposition('inline', file.name));
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return readable;
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}
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}
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}
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