2017-11-16 15:49:58 +02:00
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import { Buffer } from 'buffer';
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import * as fs from 'fs';
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import * as tmp from 'tmp';
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import * as stream from 'stream';
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2016-12-29 00:49:51 +02:00
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import * as mongodb from 'mongodb';
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import * as crypto from 'crypto';
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2017-12-09 15:35:26 +02:00
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import * as _gm from 'gm';
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2017-02-06 14:11:09 +02:00
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import * as debug from 'debug';
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2017-01-02 23:03:19 +02:00
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import fileType = require('file-type');
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import prominence = require('prominence');
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2017-11-16 15:49:58 +02:00
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2018-05-03 14:03:14 +03:00
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import DriveFile, { IMetadata, getDriveFileBucket, IDriveFile, DriveFileChunk } from '../../models/drive-file';
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2018-04-04 21:21:11 +03:00
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import DriveFolder from '../../models/drive-folder';
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import { pack } from '../../models/drive-file';
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import event, { publishDriveStream } from '../../publishers/stream';
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import getAcct from '../../acct/render';
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2018-05-04 09:30:56 +03:00
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import { IUser, isLocalUser, isRemoteUser } from '../../models/user';
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2018-05-03 14:03:14 +03:00
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import DriveFileThumbnail, { getDriveFileThumbnailBucket, DriveFileThumbnailChunk } from '../../models/drive-file-thumbnail';
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import genThumbnail from '../../drive/gen-thumbnail';
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2016-12-29 00:49:51 +02:00
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2017-12-09 15:35:26 +02:00
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const gm = _gm.subClass({
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imageMagick: true
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});
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2018-03-27 10:51:12 +03:00
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const log = debug('misskey:drive:add-file');
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2017-02-06 14:11:09 +02:00
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2018-04-09 22:02:25 +03:00
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const tmpFile = (): Promise<[string, any]> => new Promise((resolve, reject) => {
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tmp.file((e, path, fd, cleanup) => {
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2017-11-13 20:47:42 +02:00
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if (e) return reject(e);
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2018-04-09 22:02:25 +03:00
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resolve([path, cleanup]);
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2017-11-13 20:47:42 +02:00
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});
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});
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2017-11-13 20:46:30 +02:00
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2018-05-03 14:03:14 +03:00
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const writeChunks = (name: string, readable: stream.Readable, type: string, metadata: any) =>
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getDriveFileBucket()
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2017-11-13 20:46:30 +02:00
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.then(bucket => new Promise((resolve, reject) => {
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const writeStream = bucket.openUploadStream(name, { contentType: type, metadata });
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2018-04-09 20:34:47 +03:00
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writeStream.once('finish', resolve);
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2017-11-13 20:46:30 +02:00
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writeStream.on('error', reject);
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readable.pipe(writeStream);
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2017-11-13 20:47:42 +02:00
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}));
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2017-11-06 07:37:00 +02:00
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2018-05-03 14:03:14 +03:00
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const writeThumbnailChunks = (name: string, readable: stream.Readable, originalId) =>
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getDriveFileThumbnailBucket()
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.then(bucket => new Promise((resolve, reject) => {
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const writeStream = bucket.openUploadStream(name, {
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contentType: 'image/jpeg',
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metadata: {
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originalId
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}
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});
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writeStream.once('finish', resolve);
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writeStream.on('error', reject);
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readable.pipe(writeStream);
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}));
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2017-11-13 21:54:47 +02:00
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const addFile = async (
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2018-04-09 20:34:47 +03:00
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user: IUser,
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2017-11-13 22:10:28 +02:00
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path: string,
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2016-12-29 00:49:51 +02:00
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name: string = null,
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comment: string = null,
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folderId: mongodb.ObjectID = null,
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2018-04-03 17:45:13 +03:00
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force: boolean = false,
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uri: string = null
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2018-04-09 20:34:47 +03:00
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): Promise<IDriveFile> => {
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2018-03-27 10:51:12 +03:00
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log(`registering ${name} (user: ${getAcct(user)}, path: ${path})`);
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2017-02-06 14:11:09 +02:00
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2017-11-13 21:54:47 +02:00
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// Calculate hash, get content type and get file size
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const [hash, [mime, ext], size] = await Promise.all([
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// hash
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((): Promise<string> => new Promise((res, rej) => {
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const readable = fs.createReadStream(path);
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const hash = crypto.createHash('md5');
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const chunks = [];
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readable
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.on('error', rej)
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.pipe(hash)
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.on('error', rej)
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.on('data', (chunk) => chunks.push(chunk))
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.on('end', () => {
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const buffer = Buffer.concat(chunks);
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res(buffer.toString('hex'));
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2017-11-13 20:47:42 +02:00
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});
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2017-11-13 21:54:47 +02:00
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}))(),
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// mime
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((): Promise<[string, string | null]> => new Promise((res, rej) => {
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const readable = fs.createReadStream(path);
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readable
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.on('error', rej)
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.once('data', (buffer: Buffer) => {
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readable.destroy();
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const type = fileType(buffer);
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2017-11-16 15:49:58 +02:00
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if (type) {
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return res([type.mime, type.ext]);
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} else {
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// 種類が同定できなかったら application/octet-stream にする
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2017-11-13 21:54:47 +02:00
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return res(['application/octet-stream', null]);
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}
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2017-11-13 20:46:30 +02:00
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});
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2017-11-13 21:54:47 +02:00
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}))(),
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// size
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((): Promise<number> => new Promise((res, rej) => {
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fs.stat(path, (err, stats) => {
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if (err) return rej(err);
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res(stats.size);
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});
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}))()
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]);
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2017-11-13 20:46:30 +02:00
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2017-11-13 21:54:47 +02:00
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log(`hash: ${hash}, mime: ${mime}, ext: ${ext}, size: ${size}`);
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2016-12-29 00:49:51 +02:00
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2017-11-13 21:54:47 +02:00
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// detect name
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const detectedName: string = name || (ext ? `untitled.${ext}` : 'untitled');
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if (!force) {
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// Check if there is a file with the same hash
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const much = await DriveFile.findOne({
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md5: hash,
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2018-03-29 08:48:47 +03:00
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'metadata.userId': user._id
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2017-11-13 21:54:47 +02:00
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});
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if (much !== null) {
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log('file with same hash is found');
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return much;
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} else {
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log('file with same hash is not found');
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}
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}
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2017-12-11 06:33:33 +02:00
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const [wh, averageColor, folder] = await Promise.all([
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2017-12-08 12:42:02 +02:00
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// Width and height (when image)
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2017-11-13 21:54:47 +02:00
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(async () => {
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2017-11-16 15:49:58 +02:00
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// 画像かどうか
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2017-11-13 21:54:47 +02:00
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if (!/^image\/.*$/.test(mime)) {
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return null;
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}
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2017-11-16 15:49:58 +02:00
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const imageType = mime.split('/')[1];
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2017-12-08 12:42:02 +02:00
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// 画像でもPNGかJPEGかGIFでないならスキップ
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if (imageType != 'png' && imageType != 'jpeg' && imageType != 'gif') {
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2017-11-16 15:49:58 +02:00
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return null;
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}
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2017-12-11 06:33:33 +02:00
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log('calculate image width and height...');
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2017-12-08 12:42:02 +02:00
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// Calculate width and height
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2017-11-13 21:54:47 +02:00
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const g = gm(fs.createReadStream(path), name);
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const size = await prominence(g).size();
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2017-11-16 15:49:58 +02:00
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2017-12-11 06:33:33 +02:00
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log(`image width and height is calculated: ${size.width}, ${size.height}`);
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2017-11-16 15:49:58 +02:00
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2017-12-08 12:42:02 +02:00
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return [size.width, size.height];
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2017-11-13 21:54:47 +02:00
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})(),
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2017-12-11 06:33:33 +02:00
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// average color (when image)
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(async () => {
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// 画像かどうか
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if (!/^image\/.*$/.test(mime)) {
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return null;
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}
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const imageType = mime.split('/')[1];
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// 画像でもPNGかJPEGでないならスキップ
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if (imageType != 'png' && imageType != 'jpeg') {
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return null;
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}
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log('calculate average color...');
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const buffer = await prominence(gm(fs.createReadStream(path), name)
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.setFormat('ppm')
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.resize(1, 1)) // 1pxのサイズに縮小して平均色を取得するというハック
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.toBuffer();
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const r = buffer.readUInt8(buffer.length - 3);
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const g = buffer.readUInt8(buffer.length - 2);
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const b = buffer.readUInt8(buffer.length - 1);
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log(`average color is calculated: ${r}, ${g}, ${b}`);
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return [r, g, b];
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})(),
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2017-11-13 21:54:47 +02:00
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// folder
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(async () => {
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if (!folderId) {
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return null;
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}
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const driveFolder = await DriveFolder.findOne({
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_id: folderId,
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2018-03-29 08:48:47 +03:00
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userId: user._id
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2017-11-13 21:54:47 +02:00
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});
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if (!driveFolder) {
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throw 'folder-not-found';
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}
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return driveFolder;
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})(),
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// usage checker
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(async () => {
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// Calculate drive usage
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const usage = await DriveFile
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2017-11-16 15:49:58 +02:00
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.aggregate([{
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2018-05-04 10:37:15 +03:00
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$match: {
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'metadata.userId': user._id,
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'metadata.deletedAt': { $exists: false }
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}
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2017-11-16 15:49:58 +02:00
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}, {
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$project: {
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length: true
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2017-11-13 20:46:30 +02:00
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}
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2017-11-16 15:49:58 +02:00
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}, {
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$group: {
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_id: null,
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usage: { $sum: '$length' }
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}
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}])
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2017-11-13 21:54:47 +02:00
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.then((aggregates: any[]) => {
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if (aggregates.length > 0) {
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return aggregates[0].usage;
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2017-11-13 20:46:30 +02:00
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}
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2017-11-13 21:54:47 +02:00
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return 0;
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});
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2017-11-13 20:46:30 +02:00
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2017-11-13 21:54:47 +02:00
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log(`drive usage is ${usage}`);
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2017-11-13 20:46:30 +02:00
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2017-11-13 21:54:47 +02:00
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// If usage limit exceeded
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2018-03-29 08:48:47 +03:00
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if (usage + size > user.driveCapacity) {
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2018-04-17 13:55:58 +03:00
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if (isLocalUser(user)) {
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throw 'no-free-space';
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} else {
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//#region (アバターまたはバナーを含まず)最も古いファイルを削除する
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const oldFile = await DriveFile.findOne({
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_id: {
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$nin: [user.avatarId, user.bannerId]
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}
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}, {
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sort: {
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_id: 1
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}
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});
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if (oldFile) {
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// チャンクをすべて削除
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DriveFileChunk.remove({
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files_id: oldFile._id
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});
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DriveFile.update({ _id: oldFile._id }, {
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$set: {
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2018-05-04 10:37:15 +03:00
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'metadata.deletedAt': new Date(),
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'metadata.isExpired': true
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2018-04-17 13:55:58 +03:00
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}
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});
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2018-05-03 14:03:14 +03:00
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//#region サムネイルもあれば削除
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const thumbnail = await DriveFileThumbnail.findOne({
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'metadata.originalId': oldFile._id
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});
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if (thumbnail) {
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DriveFileThumbnailChunk.remove({
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files_id: thumbnail._id
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});
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DriveFileThumbnail.remove({ _id: thumbnail._id });
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}
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//#endregion
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2018-04-17 13:55:58 +03:00
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}
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//#endregion
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}
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2017-11-13 21:54:47 +02:00
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}
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})()
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]);
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2017-11-13 20:46:30 +02:00
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2017-11-13 21:54:47 +02:00
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const readable = fs.createReadStream(path);
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2017-11-13 20:46:30 +02:00
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2017-12-08 12:42:02 +02:00
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const properties = {};
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if (wh) {
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properties['width'] = wh[0];
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properties['height'] = wh[1];
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}
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2017-12-11 06:33:33 +02:00
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if (averageColor) {
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2018-03-29 08:48:47 +03:00
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properties['avgColor'] = averageColor;
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2017-12-11 06:33:33 +02:00
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}
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2018-04-03 17:45:13 +03:00
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const metadata = {
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2018-03-29 08:48:47 +03:00
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userId: user._id,
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2018-05-04 09:30:56 +03:00
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_user: {
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host: user.host
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},
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2018-03-29 08:48:47 +03:00
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folderId: folder !== null ? folder._id : null,
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2017-11-13 21:54:47 +02:00
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comment: comment,
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properties: properties
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2018-04-03 17:45:13 +03:00
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} as IMetadata;
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if (uri !== null) {
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metadata.uri = uri;
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}
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2018-05-03 14:03:14 +03:00
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const file = await (writeChunks(detectedName, readable, mime, metadata) as Promise<IDriveFile>);
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try {
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const thumb = await genThumbnail(file);
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if (thumb) {
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await writeThumbnailChunks(detectedName, thumb, file._id);
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}
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} catch (e) {
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// noop
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}
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return file;
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2017-11-13 21:54:47 +02:00
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};
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/**
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* Add file to drive
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*
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* @param user User who wish to add file
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* @param file File path or readableStream
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* @param comment Comment
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* @param type File type
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* @param folderId Folder ID
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* @param force If set to true, forcibly upload the file even if there is a file with the same hash.
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* @return Object that represents added file
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*/
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export default (user: any, file: string | stream.Readable, ...args) => new Promise<any>((resolve, reject) => {
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2018-04-09 20:34:47 +03:00
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const isStream = typeof file === 'object' && typeof file.read === 'function';
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2017-11-13 22:10:28 +02:00
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// Get file path
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2018-04-09 22:02:25 +03:00
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new Promise<[string, any]>((res, rej) => {
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2017-11-13 22:10:28 +02:00
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if (typeof file === 'string') {
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2018-04-09 22:02:25 +03:00
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res([file, null]);
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2018-04-09 20:34:47 +03:00
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} else if (isStream) {
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2017-11-13 22:10:28 +02:00
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tmpFile()
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2018-04-09 22:02:25 +03:00
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.then(([path, cleanup]) => {
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2017-11-13 22:10:28 +02:00
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const readable: stream.Readable = file;
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const writable = fs.createWriteStream(path);
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readable
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.on('error', rej)
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.on('end', () => {
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2018-04-09 22:02:25 +03:00
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res([path, cleanup]);
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2017-11-13 22:10:28 +02:00
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})
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.pipe(writable)
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.on('error', rej);
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})
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.catch(rej);
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2018-04-09 20:34:47 +03:00
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} else {
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rej(new Error('un-compatible file.'));
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2017-11-13 22:10:28 +02:00
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}
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2017-11-13 22:26:27 +02:00
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})
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2018-04-09 22:02:25 +03:00
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.then(([path, cleanup]) => new Promise<IDriveFile>((res, rej) => {
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2017-11-16 15:49:58 +02:00
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addFile(user, path, ...args)
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.then(file => {
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res(file);
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2018-04-09 22:02:25 +03:00
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if (cleanup) cleanup();
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2017-11-16 15:49:58 +02:00
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})
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.catch(rej);
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}))
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.then(file => {
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log(`drive file has been created ${file._id}`);
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2018-04-09 20:34:47 +03:00
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2017-11-16 15:49:58 +02:00
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resolve(file);
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2018-04-09 20:34:47 +03:00
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pack(file).then(packedFile => {
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2017-11-16 15:49:58 +02:00
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// Publish drive_file_created event
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2018-04-09 20:34:47 +03:00
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event(user._id, 'drive_file_created', packedFile);
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publishDriveStream(user._id, 'file_created', packedFile);
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2017-11-16 15:49:58 +02:00
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});
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})
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.catch(reject);
|
2016-12-29 00:49:51 +02:00
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});
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