From a42e8efb6677dc52ee688e5038efb4c1eca7a72a Mon Sep 17 00:00:00 2001 From: syuilo Date: Wed, 28 Mar 2018 17:03:32 +0900 Subject: [PATCH] oops --- src/api/common/add-file-to-drive.ts | 306 ---------------------------- 1 file changed, 306 deletions(-) delete mode 100644 src/api/common/add-file-to-drive.ts diff --git a/src/api/common/add-file-to-drive.ts b/src/api/common/add-file-to-drive.ts deleted file mode 100644 index 6bf5fcbc02..0000000000 --- a/src/api/common/add-file-to-drive.ts +++ /dev/null @@ -1,306 +0,0 @@ -import { Buffer } from 'buffer'; -import * as fs from 'fs'; -import * as tmp from 'tmp'; -import * as stream from 'stream'; - -import * as mongodb from 'mongodb'; -import * as crypto from 'crypto'; -import * as _gm from 'gm'; -import * as debug from 'debug'; -import fileType = require('file-type'); -import prominence = require('prominence'); - -import DriveFile, { getGridFSBucket } from '../models/drive-file'; -import DriveFolder from '../models/drive-folder'; -import { pack } from '../models/drive-file'; -import event, { publishDriveStream } from '../event'; -import config from '../../conf'; - -const gm = _gm.subClass({ - imageMagick: true -}); - -const log = debug('misskey:register-drive-file'); - -const tmpFile = (): Promise => new Promise((resolve, reject) => { - tmp.file((e, path) => { - if (e) return reject(e); - resolve(path); - }); -}); - -const addToGridFS = (name: string, readable: stream.Readable, type: string, metadata: any): Promise => - getGridFSBucket() - .then(bucket => new Promise((resolve, reject) => { - const writeStream = bucket.openUploadStream(name, { contentType: type, metadata }); - writeStream.once('finish', (doc) => { resolve(doc); }); - writeStream.on('error', reject); - readable.pipe(writeStream); - })); - -const addFile = async ( - user: any, - path: string, - name: string = null, - comment: string = null, - folderId: mongodb.ObjectID = null, - force: boolean = false -) => { - log(`registering ${name} (user: ${user.username}, path: ${path})`); - - // Calculate hash, get content type and get file size - const [hash, [mime, ext], size] = await Promise.all([ - // hash - ((): Promise => new Promise((res, rej) => { - const readable = fs.createReadStream(path); - const hash = crypto.createHash('md5'); - const chunks = []; - readable - .on('error', rej) - .pipe(hash) - .on('error', rej) - .on('data', (chunk) => chunks.push(chunk)) - .on('end', () => { - const buffer = Buffer.concat(chunks); - res(buffer.toString('hex')); - }); - }))(), - // mime - ((): Promise<[string, string | null]> => new Promise((res, rej) => { - const readable = fs.createReadStream(path); - readable - .on('error', rej) - .once('data', (buffer: Buffer) => { - readable.destroy(); - const type = fileType(buffer); - if (type) { - return res([type.mime, type.ext]); - } else { - // 種類が同定できなかったら application/octet-stream にする - return res(['application/octet-stream', null]); - } - }); - }))(), - // size - ((): Promise => new Promise((res, rej) => { - fs.stat(path, (err, stats) => { - if (err) return rej(err); - res(stats.size); - }); - }))() - ]); - - log(`hash: ${hash}, mime: ${mime}, ext: ${ext}, size: ${size}`); - - // detect name - const detectedName: string = name || (ext ? `untitled.${ext}` : 'untitled'); - - if (!force) { - // Check if there is a file with the same hash - const much = await DriveFile.findOne({ - md5: hash, - 'metadata.userId': user._id - }); - - if (much !== null) { - log('file with same hash is found'); - return much; - } else { - log('file with same hash is not found'); - } - } - - const [wh, avgColor, folder] = await Promise.all([ - // Width and height (when image) - (async () => { - // 画像かどうか - if (!/^image\/.*$/.test(mime)) { - return null; - } - - const imageType = mime.split('/')[1]; - - // 画像でもPNGかJPEGかGIFでないならスキップ - if (imageType != 'png' && imageType != 'jpeg' && imageType != 'gif') { - return null; - } - - log('calculate image width and height...'); - - // Calculate width and height - const g = gm(fs.createReadStream(path), name); - const size = await prominence(g).size(); - - log(`image width and height is calculated: ${size.width}, ${size.height}`); - - return [size.width, size.height]; - })(), - // average color (when image) - (async () => { - // 画像かどうか - if (!/^image\/.*$/.test(mime)) { - return null; - } - - const imageType = mime.split('/')[1]; - - // 画像でもPNGかJPEGでないならスキップ - if (imageType != 'png' && imageType != 'jpeg') { - return null; - } - - log('calculate average color...'); - - const buffer = await prominence(gm(fs.createReadStream(path), name) - .setFormat('ppm') - .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 - .toBuffer(); - - const r = buffer.readUInt8(buffer.length - 3); - const g = buffer.readUInt8(buffer.length - 2); - const b = buffer.readUInt8(buffer.length - 1); - - log(`average color is calculated: ${r}, ${g}, ${b}`); - - return [r, g, b]; - })(), - // folder - (async () => { - if (!folderId) { - return null; - } - const driveFolder = await DriveFolder.findOne({ - _id: folderId, - userId: user._id - }); - if (!driveFolder) { - throw 'folder-not-found'; - } - return driveFolder; - })(), - // usage checker - (async () => { - // Calculate drive usage - const usage = await DriveFile - .aggregate([{ - $match: { 'metadata.userId': user._id } - }, { - $project: { - length: true - } - }, { - $group: { - _id: null, - usage: { $sum: '$length' } - } - }]) - .then((aggregates: any[]) => { - if (aggregates.length > 0) { - return aggregates[0].usage; - } - return 0; - }); - - log(`drive usage is ${usage}`); - - // If usage limit exceeded - if (usage + size > user.driveCapacity) { - throw 'no-free-space'; - } - })() - ]); - - const readable = fs.createReadStream(path); - - const properties = {}; - - if (wh) { - properties['width'] = wh[0]; - properties['height'] = wh[1]; - } - - if (avgColor) { - properties['avgColor'] = avgColor; - } - - return addToGridFS(detectedName, readable, mime, { - userId: user._id, - folderId: folder !== null ? folder._id : null, - comment: comment, - properties: properties - }); -}; - -/** - * Add file to drive - * - * @param user User who wish to add file - * @param file File path or readableStream - * @param comment Comment - * @param type File type - * @param folderId Folder ID - * @param force If set to true, forcibly upload the file even if there is a file with the same hash. - * @return Object that represents added file - */ -export default (user: any, file: string | stream.Readable, ...args) => new Promise((resolve, reject) => { - // Get file path - new Promise((res: (v: [string, boolean]) => void, rej) => { - if (typeof file === 'string') { - res([file, false]); - return; - } - if (typeof file === 'object' && typeof file.read === 'function') { - tmpFile() - .then(path => { - const readable: stream.Readable = file; - const writable = fs.createWriteStream(path); - readable - .on('error', rej) - .on('end', () => { - res([path, true]); - }) - .pipe(writable) - .on('error', rej); - }) - .catch(rej); - } - rej(new Error('un-compatible file.')); - }) - .then(([path, shouldCleanup]): Promise => new Promise((res, rej) => { - addFile(user, path, ...args) - .then(file => { - res(file); - if (shouldCleanup) { - fs.unlink(path, (e) => { - if (e) log(e.stack); - }); - } - }) - .catch(rej); - })) - .then(file => { - log(`drive file has been created ${file._id}`); - resolve(file); - - pack(file).then(serializedFile => { - // Publish drive_file_created event - event(user._id, 'drive_file_created', serializedFile); - publishDriveStream(user._id, 'file_created', serializedFile); - - // Register to search database - if (config.elasticsearch.enable) { - const es = require('../../db/elasticsearch'); - es.index({ - index: 'misskey', - type: 'drive_file', - id: file._id.toString(), - body: { - name: file.name, - userId: user._id.toString() - } - }); - } - }); - }) - .catch(reject); -});