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アニメーションを自動再生しないオプション (#4131)

Browse source 
* Refactor

* settings

* Media Proxy

* Replace API response
This commit is contained in:
MeiMei 2019-02-05 03:01:36 +09:00 • committed by syuilo
parent 00b2d89f1a
commit f014b7ae0e
14 changed files with 404 additions and 170 deletions
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6
src/client/app/desktop/views/components/settings.vue
View file

@ -117,6 +117,7 @@
<ui-switch v-model="showReplyTarget">{{ $t('show-reply-target') }}</ui-switch>
<ui-switch v-model="showMaps">{{ $t('show-maps') }}</ui-switch>
<ui-switch v-model="disableAnimatedMfm">{{ $t('@.disable-animated-mfm') }}</ui-switch>
<ui-switch v-model="doNotAutoplayAnimation">{{ $t('@.do-not-autoplay-animation') }}</ui-switch>
<ui-switch v-model="remainDeletedNote">{{ $t('remain-deleted-note') }}</ui-switch>
</section>
<section>
@ -516,6 +517,11 @@ export default Vue.extend({
set(value) { this.$store.dispatch('settings/set', { key: 'disableAnimatedMfm', value }); }
},
doNotAutoplayAnimation: {
get() { return !!this.$store.state.settings.doNotAutoplayAnimation; },
set(value) { this.$store.dispatch('settings/set', { key: 'doNotAutoplayAnimation', value }); }
},
remainDeletedNote: {
get() { return this.$store.state.settings.remainDeletedNote; },
set(value) { this.$store.dispatch('settings/set', { key: 'remainDeletedNote', value }); }

6
src/client/app/mobile/views/pages/settings.vue
View file

@ -29,6 +29,7 @@
<ui-switch v-model="useOsDefaultEmojis">{{ $t('@.use-os-default-emojis') }}</ui-switch>
<ui-switch v-model="iLikeSushi">{{ $t('@.i-like-sushi') }}</ui-switch>
<ui-switch v-model="disableAnimatedMfm">{{ $t('@.disable-animated-mfm') }}</ui-switch>
<ui-switch v-model="doNotAutoplayAnimation">{{ $t('@.do-not-autoplay-animation') }}</ui-switch>
<ui-switch v-model="suggestRecentHashtags">{{ $t('@.suggest-recent-hashtags') }}</ui-switch>
<ui-switch v-model="alwaysShowNsfw">{{ $t('@.always-show-nsfw') }} ({{ $t('@.this-setting-is-this-device-only') }})</ui-switch>
</section>
@ -313,6 +314,11 @@ export default Vue.extend({
set(value) { this.$store.dispatch('settings/set', { key: 'disableAnimatedMfm', value }); }
},
doNotAutoplayAnimation: {
get() { return !!this.$store.state.settings.doNotAutoplayAnimation; },
set(value) { this.$store.dispatch('settings/set', { key: 'doNotAutoplayAnimation', value }); }
},
showReplyTarget: {
get() { return this.$store.state.settings.showReplyTarget; },
set(value) { this.$store.dispatch('settings/set', { key: 'showReplyTarget', value }); }

20
src/misc/wrap-url.ts Normal file
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@ -0,0 +1,20 @@
import { URL } from 'url';
import config from '../config';
/**
* avatar, thumbnail, custom-emoji 等のURLをクライアント設定等によって置き換える
*/
export default function(url: string, me: any) {
if (url == null) return url;
// アニメーション再生無効
if (me && me.clientSettings && me.clientSettings.doNotAutoplayAnimation) {
const u = new URL(url);
const dummy = `${u.host}${u.pathname}`; // 拡張子がないとキャッシュしてくれないCDNがあるので
let result = `${config.url}/proxy/${dummy}?url=${encodeURI(u.href)}`;
result += '&static=1';
return result;
}
return url;
}

10
src/models/drive-file.ts
View file

@ -1,10 +1,11 @@
import * as mongo from 'mongodb';
import * as deepcopy from 'deepcopy';
import { pack as packFolder } from './drive-folder';
import { pack as packUser } from './user';
import { pack as packUser, IUser } from './user';
import monkDb, { nativeDbConn, dbLogger } from '../db/mongodb';
import isObjectId from '../misc/is-objectid';
import getDriveFileUrl, { getOriginalUrl } from '../misc/get-drive-file-url';
import wrapUrl from '../misc/wrap-url';
const DriveFile = monkDb.get<IDriveFile>('driveFiles.files');
DriveFile.createIndex('md5');
@ -133,6 +134,7 @@ export const packMany = (
detail?: boolean
self?: boolean,
withUser?: boolean,
me?: string | mongo.ObjectID | IUser,
}
) => {
return Promise.all(files.map(f => pack(f, options)));
@ -147,6 +149,7 @@ export const pack = (
detail?: boolean,
self?: boolean,
withUser?: boolean,
me?: string | mongo.ObjectID | IUser,
}
) => new Promise<any>(async (resolve, reject) => {
const opts = Object.assign({
@ -189,6 +192,11 @@ export const pack = (
_target.url = getDriveFileUrl(_file);
_target.thumbnailUrl = getDriveFileUrl(_file, true);
if (_target.thumbnailUrl != null) {
_target.thumbnailUrl = wrapUrl(_target.thumbnailUrl, options.me);
}
_target.isRemote = _file.metadata.isRemote;
if (_target.properties == null) _target.properties = {};

10
src/models/note.ts
View file

@ -11,6 +11,7 @@ import Reaction from './note-reaction';
import { packMany as packFileMany, IDriveFile } from './drive-file';
import Following from './following';
import Emoji from './emoji';
import wrapUrl from '../misc/wrap-url';
const Note = db.get<INote>('notes');
Note.createIndex('uri', { sparse: true, unique: true });
@ -247,11 +248,14 @@ export const pack = async (
fields: { _id: false }
});
} else {
_note.emojis = Emoji.find({
_note.emojis = (await Emoji.find({
name: { $in: _note.emojis },
host: host
}, {
fields: { _id: false }
})).map(emoji => async () => {
emoji.url = await wrapUrl(emoji.url, me);
return emoji;
});
}
}
@ -274,7 +278,7 @@ export const pack = async (
if (_note.geo) delete _note.geo.type;
// Populate user
_note.user = packUser(_note.userId, meId);
_note.user = packUser(_note.userId, me);
// Populate app
if (_note.appId) {
@ -282,7 +286,7 @@ export const pack = async (
}
// Populate files
_note.files = packFileMany(_note.fileIds || []);
_note.files = packFileMany(_note.fileIds || [], { me });
// Some counts
_note.renoteCount = _note.renoteCount || 0;

10
src/models/user.ts
View file

@ -12,6 +12,7 @@ import config from '../config';
import FollowRequest from './follow-request';
import fetchMeta from '../misc/fetch-meta';
import Emoji from './emoji';
import wrapUrl from '../misc/wrap-url';
const User = db.get<IUser>('users');
@ -344,6 +345,8 @@ export const pack = (
if (_user.avatarUrl == null) {
_user.avatarUrl = `${config.drive_url}/default-avatar.jpg`;
} else {
_user.avatarUrl = wrapUrl(_user.avatarUrl, me);
}
if (!meId || !meId.equals(_user.id) || !opts.detail) {
@ -368,7 +371,7 @@ export const pack = (
if (opts.detail) {
if (_user.pinnedNoteIds) {
// Populate pinned notes
_user.pinnedNotes = packNoteMany(_user.pinnedNoteIds, meId, {
_user.pinnedNotes = packNoteMany(_user.pinnedNoteIds, me, {
detail: true
});
}
@ -397,11 +400,14 @@ export const pack = (
// カスタム絵文字添付
if (_user.emojis) {
_user.emojis = Emoji.find({
_user.emojis = (await Emoji.find({
name: { $in: _user.emojis },
host: _user.host
}, {
fields: { _id: false }
})).map(emoji => {
emoji.url = wrapUrl(emoji.url, me);
return emoji;
});
}

2
src/server/api/endpoints/drive/stream.ts
View file

@ -65,5 +65,5 @@ export default define(meta, (ps, user) => new Promise(async (res, rej) => {
sort: sort
});
res(await packMany(files, { self: true }));
res(await packMany(files, { self: true, me: user }));
}));

1
src/server/index.ts
View file

@ -61,6 +61,7 @@ if (config.url.startsWith('https') && !config.disableHsts) {
app.use(mount('/api', apiServer));
app.use(mount('/files', require('./file')));
app.use(mount('/proxy', require('./proxy')));
// Init router
const router = new Router();

22
src/server/proxy/index.ts Normal file
View file

@ -0,0 +1,22 @@
/**
* Media Proxy
*/
import * as Koa from 'koa';
import * as cors from '@koa/cors';
import * as Router from 'koa-router';
import { proxyMedia } from './proxy-media';
// Init app
const app = new Koa();
app.use(cors());
// Init router
const router = new Router();
router.get('/:url*', proxyMedia);
// Register router
app.use(router.routes());
module.exports = app;

113
src/server/proxy/proxy-media.ts Normal file
View file

@ -0,0 +1,113 @@
import * as fs from 'fs';
import * as URL from 'url';
import * as tmp from 'tmp';
import * as Koa from 'koa';
import * as request from 'request';
import * as fileType from 'file-type';
import * as isSvg from 'is-svg';
import { serverLogger } from '..';
import config from '../../config';
import { IImage, ConvertToPng } from '../../services/drive/image-processor';
export async function proxyMedia(ctx: Koa.BaseContext) {
const url = 'url' in ctx.query ? ctx.query.url : 'https://' + ctx.params.url;
console.log(url);
// Create temp file
const [path, cleanup] = await new Promise<[string, any]>((res, rej) => {
tmp.file((e, path, fd, cleanup) => {
if (e) return rej(e);
res([path, cleanup]);
});
});
try {
await fetch(url, path);
const [type, ext] = await detectMine(path);
let image: IImage;
if ('static' in ctx.query && ['image/png', 'image/gif'].includes(type)) {
image = await ConvertToPng(path, 498, 280);
} else {
image = {
data: fs.readFileSync(path),
ext,
type,
};
}
ctx.set('Content-Type', type);
ctx.set('Cache-Control', 'max-age=31536000, immutable');
ctx.body = image.data;
} catch (e) {
serverLogger.error(e);
ctx.status = 500;
} finally {
cleanup();
}
}
async function fetch(url: string, path: string) {
await new Promise((res, rej) => {
const writable = fs.createWriteStream(path);
writable.on('finish', () => {
res();
});
writable.on('error', error => {
rej(error);
});
const requestUrl = URL.parse(url).pathname.match(/[^\u0021-\u00ff]/) ? encodeURI(url) : url;
const req = request({
url: requestUrl,
proxy: config.proxy,
timeout: 10 * 1000,
headers: {
'User-Agent': config.user_agent
}
});
req.pipe(writable);
req.on('response', response => {
if (response.statusCode !== 200) {
writable.close();
rej(response.statusCode);
}
});
req.on('error', error => {
writable.close();
rej(error);
});
});
}
async function detectMine(path: string) {
return new Promise<[string, string]>((res, rej) => {
const readable = fs.createReadStream(path);
readable
.on('error', rej)
.once('data', (buffer: Buffer) => {
readable.destroy();
const type = fileType(buffer);
if (type) {
res([type.mime, type.ext]);
} else if (isSvg(buffer)) {
res(['image/svg+xml', 'svg']);
} else {
// 種類が同定できなかったら application/octet-stream にする
res(['application/octet-stream', null]);
}
})
.on('end', () => {
// maybe 0 bytes
res(['application/octet-stream', null]);
});
});
}

283
src/services/drive/add-file.ts
View file

@ -23,6 +23,7 @@ import perUserDriveChart from '../../chart/per-user-drive';
import fetchMeta from '../../misc/fetch-meta';
import { GenerateVideoThumbnail } from './generate-video-thumbnail';
import { driveLogger } from './logger';
import { IImage, ConvertToJpeg, ConvertToWebp, ConvertToPng } from './image-processor';
const logger = driveLogger.createSubLogger('register', 'yellow');
@ -36,99 +37,11 @@ const logger = driveLogger.createSubLogger('register', 'yellow');
* @param metadata
*/
async function save(path: string, name: string, type: string, hash: string, size: number, metadata: IMetadata): Promise<IDriveFile> {
// #region webpublic
let webpublic: Buffer;
let webpublicExt = 'jpg';
let webpublicType = 'image/jpeg';
if (!metadata.uri) { // from local instance
logger.info(`creating web image of ${name}`);
if (['image/jpeg'].includes(type)) {
webpublic = await sharp(path)
.resize(2048, 2048, {
fit: 'inside',
withoutEnlargement: true
})
.rotate()
.jpeg({
quality: 85,
progressive: true
})
.toBuffer();
} else if (['image/webp'].includes(type)) {
webpublic = await sharp(path)
.resize(2048, 2048, {
fit: 'inside',
withoutEnlargement: true
})
.rotate()
.webp({
quality: 85
})
.toBuffer();
webpublicExt = 'webp';
webpublicType = 'image/webp';
} else if (['image/png'].includes(type)) {
webpublic = await sharp(path)
.resize(2048, 2048, {
fit: 'inside',
withoutEnlargement: true
})
.rotate()
.png()
.toBuffer();
webpublicExt = 'png';
webpublicType = 'image/png';
} else {
logger.info(`web image not created (not an image)`);
}
} else {
logger.info(`web image not created (from remote)`);
}
// #endregion webpublic
// #region thumbnail
let thumbnail: Buffer;
let thumbnailExt = 'jpg';
let thumbnailType = 'image/jpeg';
if (['image/jpeg', 'image/webp'].includes(type)) {
thumbnail = await sharp(path)
.resize(498, 280, {
fit: 'inside',
withoutEnlargement: true
})
.rotate()
.jpeg({
quality: 85,
progressive: true
})
.toBuffer();
} else if (['image/png'].includes(type)) {
thumbnail = await sharp(path)
.resize(498, 280, {
fit: 'inside',
withoutEnlargement: true
})
.rotate()
.png()
.toBuffer();
thumbnailExt = 'png';
thumbnailType = 'image/png';
} else if (type.startsWith('video/')) {
try {
thumbnail = await GenerateVideoThumbnail(path);
} catch (e) {
logger.error(`GenerateVideoThumbnail failed: ${e}`);
}
}
// #endregion thumbnail
// thunbnail, webpublic を必要なら生成
const alts = await generateAlts(path, type, !metadata.uri);
if (config.drive && config.drive.storage == 'minio') {
//#region ObjectStorage params
let [ext] = (name.match(/\.([a-zA-Z0-9_-]+)$/) || ['']);
if (ext === '') {
@ -137,41 +50,57 @@ async function save(path: string, name: string, type: string, hash: string, size
if (type === 'image/webp') ext = '.webp';
}
const key = `${config.drive.prefix}/${uuid.v4()}${ext}`;
const webpublicKey = `${config.drive.prefix}/${uuid.v4()}.${webpublicExt}`;
const thumbnailKey = `${config.drive.prefix}/${uuid.v4()}.${thumbnailExt}`;
const baseUrl = config.drive.baseUrl
|| `${ config.drive.config.useSSL ? 'https' : 'http' }://${ config.drive.config.endPoint }${ config.drive.config.port ? `:${config.drive.config.port}` : '' }/${ config.drive.bucket }`;
// for original
const key = `${config.drive.prefix}/${uuid.v4()}${ext}`;
const url = `${ baseUrl }/${ key }`;
// for alts
let webpublicKey = null as string;
let webpublicUrl = null as string;
let thumbnailKey = null as string;
let thumbnailUrl = null as string;
//#endregion
//#region Uploads
logger.info(`uploading original: ${key}`);
const uploads = [
upload(key, fs.createReadStream(path), type)
];
if (webpublic) {
if (alts.webpublic) {
webpublicKey = `${config.drive.prefix}/${uuid.v4()}.${alts.webpublic.ext}`;
webpublicUrl = `${ baseUrl }/${ webpublicKey }`;
logger.info(`uploading webpublic: ${webpublicKey}`);
uploads.push(upload(webpublicKey, webpublic, webpublicType));
uploads.push(upload(webpublicKey, alts.webpublic.data, alts.webpublic.type));
}
if (thumbnail) {
if (alts.thumbnail) {
thumbnailKey = `${config.drive.prefix}/${uuid.v4()}.${alts.thumbnail.ext}`;
thumbnailUrl = `${ baseUrl }/${ thumbnailKey }`;
logger.info(`uploading thumbnail: ${thumbnailKey}`);
uploads.push(upload(thumbnailKey, thumbnail, thumbnailType));
uploads.push(upload(thumbnailKey, alts.thumbnail.data, alts.thumbnail.type));
}
await Promise.all(uploads);
//#endregion
const baseUrl = config.drive.baseUrl
|| `${ config.drive.config.useSSL ? 'https' : 'http' }://${ config.drive.config.endPoint }${ config.drive.config.port ? `:${config.drive.config.port}` : '' }/${ config.drive.bucket }`;
//#region DB
Object.assign(metadata, {
withoutChunks: true,
storage: 'minio',
storageProps: {
key: key,
webpublicKey: webpublic ? webpublicKey : null,
thumbnailKey: thumbnail ? thumbnailKey : null,
key,
webpublicKey,
thumbnailKey,
},
url: `${ baseUrl }/${ key }`,
webpublicUrl: webpublic ? `${ baseUrl }/${ webpublicKey }` : null,
thumbnailUrl: thumbnail ? `${ baseUrl }/${ thumbnailKey }` : null
url,
webpublicUrl,
thumbnailUrl,
} as IMetadata);
const file = await DriveFile.insert({
@ -182,73 +111,91 @@ async function save(path: string, name: string, type: string, hash: string, size
metadata: metadata,
contentType: type
});
//#endregion
return file;
} else {
} else { // use MongoDB GridFS
// #region store original
const originalDst = await getDriveFileBucket();
// web用(Exif削除済み)がある場合はオリジナルにアクセス制限
if (webpublic) metadata.accessKey = uuid.v4();
if (alts.webpublic) metadata.accessKey = uuid.v4();
const originalFile = await new Promise<IDriveFile>((resolve, reject) => {
const writeStream = originalDst.openUploadStream(name, {
contentType: type,
metadata
});
writeStream.once('finish', resolve);
writeStream.on('error', reject);
fs.createReadStream(path).pipe(writeStream);
});
const originalFile = await storeOriginal(originalDst, name, path, type, metadata);
logger.info(`original stored to ${originalFile._id}`);
// #endregion store original
// #region store webpublic
if (webpublic) {
if (alts.webpublic) {
const webDst = await getDriveFileWebpublicBucket();
const webFile = await new Promise<IDriveFile>((resolve, reject) => {
const writeStream = webDst.openUploadStream(name, {
contentType: webpublicType,
metadata: {
originalId: originalFile._id
}
});
writeStream.once('finish', resolve);
writeStream.on('error', reject);
writeStream.end(webpublic);
});
const webFile = await storeAlts(webDst, name, alts.webpublic.data, alts.webpublic.type, originalFile._id);
logger.info(`web stored ${webFile._id}`);
}
// #endregion store webpublic
if (thumbnail) {
const thumbnailBucket = await getDriveFileThumbnailBucket();
const tuhmFile = await new Promise<IDriveFile>((resolve, reject) => {
const writeStream = thumbnailBucket.openUploadStream(name, {
contentType: thumbnailType,
metadata: {
originalId: originalFile._id
}
});
writeStream.once('finish', resolve);
writeStream.on('error', reject);
writeStream.end(thumbnail);
});
logger.info(`thumbnail stored ${tuhmFile._id}`);
if (alts.thumbnail) {
const thumDst = await getDriveFileThumbnailBucket();
const thumFile = await storeAlts(thumDst, name, alts.thumbnail.data, alts.thumbnail.type, originalFile._id);
logger.info(`web stored ${thumFile._id}`);
}
return originalFile;
}
}
/**
* Generate webpublic, thumbnail, etc
* @param path Path for original
* @param type Content-Type for original
* @param generateWeb Generate webpublic or not
*/
export async function generateAlts(path: string, type: string, generateWeb: boolean) {
// #region webpublic
let webpublic: IImage;
if (generateWeb) {
logger.info(`creating web image`);
if (['image/jpeg'].includes(type)) {
webpublic = await ConvertToJpeg(path, 2048, 2048);
} else if (['image/webp'].includes(type)) {
webpublic = await ConvertToWebp(path, 2048, 2048);
} else if (['image/png'].includes(type)) {
webpublic = await ConvertToPng(path, 2048, 2048);
} else {
logger.info(`web image not created (not an image)`);
}
} else {
logger.info(`web image not created (from remote)`);
}
// #endregion webpublic
// #region thumbnail
let thumbnail: IImage;
if (['image/jpeg', 'image/webp'].includes(type)) {
thumbnail = await ConvertToJpeg(path, 498, 280);
} else if (['image/png'].includes(type)) {
thumbnail = await ConvertToPng(path, 498, 280);
} else if (type.startsWith('video/')) {
try {
thumbnail = await GenerateVideoThumbnail(path);
} catch (e) {
logger.error(`GenerateVideoThumbnail failed: ${e}`);
}
}
// #endregion thumbnail
return {
webpublic,
thumbnail,
};
}
/**
* Upload to ObjectStorage
*/
async function upload(key: string, stream: fs.ReadStream | Buffer, type: string) {
const minio = new Minio.Client(config.drive.config);
@ -258,6 +205,40 @@ async function upload(key: string, stream: fs.ReadStream | Buffer, type: string)
});
}
/**
* GridFSBucketにオリジナルを格納する
*/
export async function storeOriginal(bucket: mongodb.GridFSBucket, name: string, path: string, contentType: string, metadata: any) {
return new Promise<IDriveFile>((resolve, reject) => {
const writeStream = bucket.openUploadStream(name, {
contentType,
metadata
});
writeStream.once('finish', resolve);
writeStream.on('error', reject);
fs.createReadStream(path).pipe(writeStream);
});
}
/**
* GridFSBucketにオリジナル以外を格納する
*/
export async function storeAlts(bucket: mongodb.GridFSBucket, name: string, data: Buffer, contentType: string, originalId: mongodb.ObjectID) {
return new Promise<IDriveFile>((resolve, reject) => {
const writeStream = bucket.openUploadStream(name, {
contentType,
metadata: {
originalId
}
});
writeStream.once('finish', resolve);
writeStream.on('error', reject);
writeStream.end(data);
});
}
async function deleteOldFile(user: IRemoteUser) {
const oldFile = await DriveFile.findOne({
_id: {

15
src/services/drive/generate-video-thumbnail.ts
View file

@ -1,9 +1,9 @@
import * as fs from 'fs';
import * as tmp from 'tmp';
import * as sharp from 'sharp';
import { IImage, ConvertToJpeg } from './image-processor';
const ThumbnailGenerator = require('video-thumbnail-generator').default;
export async function GenerateVideoThumbnail(path: string): Promise<Buffer> {
export async function GenerateVideoThumbnail(path: string): Promise<IImage> {
const [outDir, cleanup] = await new Promise<[string, any]>((res, rej) => {
tmp.dir((e, path, cleanup) => {
if (e) return rej(e);
@ -23,16 +23,7 @@ export async function GenerateVideoThumbnail(path: string): Promise<Buffer> {
const outPath = `${outDir}/output.png`;
const thumbnail = await sharp(outPath)
.resize(498, 280, {
fit: 'inside',
withoutEnlargement: true
})
.jpeg({
quality: 85,
progressive: true
})
.toBuffer();
const thumbnail = await ConvertToJpeg(outPath, 498, 280);
// cleanup
fs.unlinkSync(outPath);

75
src/services/drive/image-processor.ts Normal file
View file

@ -0,0 +1,75 @@
import * as sharp from 'sharp';
export type IImage = {
data: Buffer;
ext: string;
type: string;
};
/**
* Convert to JPEG
* with resize, remove metadata, resolve orientation, stop animation
*/
export async function ConvertToJpeg(path: string, width: number, height: number): Promise<IImage> {
const data = await sharp(path)
.resize(width, height, {
fit: 'inside',
withoutEnlargement: true
})
.rotate()
.jpeg({
quality: 85,
progressive: true
})
.toBuffer();
return {
data,
ext: 'jpg',
type: 'image/jpeg'
};
}
/**
* Convert to WebP
* with resize, remove metadata, resolve orientation, stop animation
*/
export async function ConvertToWebp(path: string, width: number, height: number): Promise<IImage> {
const data = await sharp(path)
.resize(width, height, {
fit: 'inside',
withoutEnlargement: true
})
.rotate()
.webp({
quality: 85
})
.toBuffer();
return {
data,
ext: 'webp',
type: 'image/webp'
};
}
/**
* Convert to PNG
* with resize, remove metadata, resolve orientation, stop animation
*/
export async function ConvertToPng(path: string, width: number, height: number): Promise<IImage> {
const data = await sharp(path)
.resize(width, height, {
fit: 'inside',
withoutEnlargement: true
})
.rotate()
.png()
.toBuffer();
return {
data,
ext: 'png',
type: 'image/png'
};
}