169 lines
3.7 KiB
TypeScript
169 lines
3.7 KiB
TypeScript
import * as mongo from 'mongodb';
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const deepcopy = require('deepcopy');
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import { pack as packFolder } from './drive-folder';
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import monkDb, { nativeDbConn } from '../db/mongodb';
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import isObjectId from '../misc/is-objectid';
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import getDriveFileUrl from '../misc/get-drive-file-url';
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const DriveFile = monkDb.get<IDriveFile>('driveFiles.files');
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DriveFile.createIndex('md5');
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DriveFile.createIndex('metadata.uri');
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DriveFile.createIndex('metadata.userId');
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DriveFile.createIndex('metadata.folderId');
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export default DriveFile;
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export const DriveFileChunk = monkDb.get('driveFiles.chunks');
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export const getDriveFileBucket = async (): Promise<mongo.GridFSBucket> => {
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const db = await nativeDbConn();
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const bucket = new mongo.GridFSBucket(db, {
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bucketName: 'driveFiles'
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});
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return bucket;
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};
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export type IMetadata = {
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properties: any;
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userId: mongo.ObjectID;
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_user: any;
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folderId: mongo.ObjectID;
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comment: string;
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uri?: string;
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url?: string;
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thumbnailUrl?: string;
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src?: string;
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deletedAt?: Date;
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/**
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* このファイルの中身データがMongoDB内に保存されているのか否か
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* オブジェクトストレージを利用している or リモートサーバーへの直リンクである
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* な場合は false になります
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*/
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withoutChunks?: boolean;
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storage?: string;
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storageProps?: any;
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isSensitive?: boolean;
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/**
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* このファイルが添付された投稿のID一覧
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*/
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attachedNoteIds?: mongo.ObjectID[];
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/**
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* 外部の(信頼されていない)URLへの直リンクか否か
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*/
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isRemote?: boolean;
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};
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export type IDriveFile = {
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_id: mongo.ObjectID;
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uploadDate: Date;
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md5: string;
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filename: string;
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contentType: string;
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metadata: IMetadata;
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/**
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* ファイルサイズ
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*/
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length: number;
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};
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export function validateFileName(name: string): boolean {
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return (
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(name.trim().length > 0) &&
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(name.length <= 200) &&
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(name.indexOf('\\') === -1) &&
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(name.indexOf('/') === -1) &&
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(name.indexOf('..') === -1)
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);
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}
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export const packMany = (
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files: any[],
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options?: {
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detail: boolean
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}
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) => {
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return Promise.all(files.map(f => pack(f, options)));
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};
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/**
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* Pack a drive file for API response
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*/
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export const pack = (
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file: any,
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options?: {
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detail: boolean
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}
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) => new Promise<any>(async (resolve, reject) => {
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const opts = Object.assign({
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detail: false
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}, options);
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let _file: any;
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// Populate the file if 'file' is ID
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if (isObjectId(file)) {
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_file = await DriveFile.findOne({
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_id: file
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});
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} else if (typeof file === 'string') {
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_file = await DriveFile.findOne({
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_id: new mongo.ObjectID(file)
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});
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} else {
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_file = deepcopy(file);
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}
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// (データベースの欠損などで)ファイルがデータベース上に見つからなかったとき
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if (_file == null) {
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console.warn(`[DAMAGED DB] (missing) pkg: driveFile :: ${file}`);
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return resolve(null);
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}
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// rendered target
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let _target: any = {};
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_target.id = _file._id;
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_target.createdAt = _file.uploadDate;
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_target.name = _file.filename;
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_target.type = _file.contentType;
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_target.datasize = _file.length;
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_target.md5 = _file.md5;
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_target = Object.assign(_target, _file.metadata);
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_target.url = getDriveFileUrl(_file);
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_target.thumbnailUrl = getDriveFileUrl(_file, true);
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_target.isRemote = _file.metadata.isRemote;
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if (_target.properties == null) _target.properties = {};
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if (opts.detail) {
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if (_target.folderId) {
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// Populate folder
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_target.folder = await packFolder(_target.folderId, {
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detail: true
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});
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}
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/*
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if (_target.tags) {
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// Populate tags
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_target.tags = await _target.tags.map(async (tag: any) =>
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await serializeDriveTag(tag)
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);
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}
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*/
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}
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delete _target.withoutChunks;
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delete _target.storage;
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delete _target.storageProps;
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delete _target.isRemote;
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resolve(_target);
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});
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