import * as mongo from 'mongodb'; import deepcopy = require('deepcopy'); import { pack as packFolder } from './drive-folder'; import config from '../config'; import monkDb, { nativeDbConn } from '../db/mongodb'; import Note, { deleteNote } from './note'; import MessagingMessage, { deleteMessagingMessage } from './messaging-message'; import User from './user'; const DriveFile = monkDb.get('driveFiles.files'); DriveFile.createIndex('metadata.uri', { sparse: true, unique: true }); export default DriveFile; export const DriveFileChunk = monkDb.get('driveFiles.chunks'); const getGridFSBucket = async (): Promise => { const db = await nativeDbConn(); const bucket = new mongo.GridFSBucket(db, { bucketName: 'driveFiles' }); return bucket; }; export { getGridFSBucket }; export type IMetadata = { properties: any; userId: mongo.ObjectID; folderId: mongo.ObjectID; comment: string; uri: string; deletedAt?: Date; }; export type IDriveFile = { _id: mongo.ObjectID; uploadDate: Date; md5: string; filename: string; contentType: string; metadata: IMetadata; }; export function validateFileName(name: string): boolean { return ( (name.trim().length > 0) && (name.length <= 200) && (name.indexOf('\\') === -1) && (name.indexOf('/') === -1) && (name.indexOf('..') === -1) ); } /** * DriveFileを物理削除します */ export async function deleteDriveFile(driveFile: string | mongo.ObjectID | IDriveFile) { let d: IDriveFile; // Populate if (mongo.ObjectID.prototype.isPrototypeOf(driveFile)) { d = await DriveFile.findOne({ _id: driveFile }); } else if (typeof driveFile === 'string') { d = await DriveFile.findOne({ _id: new mongo.ObjectID(driveFile) }); } else { d = driveFile as IDriveFile; } if (d == null) return; // このDriveFileを添付しているNoteをすべて削除 await Promise.all(( await Note.find({ mediaIds: d._id }) ).map(x => deleteNote(x))); // このDriveFileを添付しているMessagingMessageをすべて削除 await Promise.all(( await MessagingMessage.find({ fileId: d._id }) ).map(x => deleteMessagingMessage(x))); // このDriveFileがアバターやバナーに使われていたらそれらのプロパティをnullにする const u = await User.findOne({ _id: d.metadata.userId }); if (u) { if (u.avatarId && u.avatarId.equals(d._id)) { await User.update({ _id: u._id }, { $set: { avatarId: null } }); } if (u.bannerId && u.bannerId.equals(d._id)) { await User.update({ _id: u._id }, { $set: { bannerId: null } }); } } // このDriveFileのチャンクをすべて削除 await DriveFileChunk.remove({ files_id: d._id }); // このDriveFileを削除 await DriveFile.remove({ _id: d._id }); } /** * Pack a drive file for API response */ export const pack = ( file: any, options?: { detail: boolean } ) => new Promise(async (resolve, reject) => { const opts = Object.assign({ detail: false }, options); let _file: any; // Populate the file if 'file' is ID if (mongo.ObjectID.prototype.isPrototypeOf(file)) { _file = await DriveFile.findOne({ _id: file }); } else if (typeof file === 'string') { _file = await DriveFile.findOne({ _id: new mongo.ObjectID(file) }); } else { _file = deepcopy(file); } if (!_file) return reject('invalid file arg.'); // rendered target let _target: any = {}; _target.id = _file._id; _target.createdAt = _file.uploadDate; _target.name = _file.filename; _target.type = _file.contentType; _target.datasize = _file.length; _target.md5 = _file.md5; _target = Object.assign(_target, _file.metadata); _target.url = `${config.drive_url}/${_target.id}/${encodeURIComponent(_target.name)}`; if (_target.properties == null) _target.properties = {}; if (opts.detail) { if (_target.folderId) { // Populate folder _target.folder = await packFolder(_target.folderId, { detail: true }); } /* if (_target.tags) { // Populate tags _target.tags = await _target.tags.map(async (tag: any) => await serializeDriveTag(tag) ); } */ } resolve(_target); });