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サムネイルを予め生成するように

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This commit is contained in:
syuilo 2018-05-03 20:03:14 +09:00
parent 75764e59e1
commit 15e4cf1243
9 changed files with 182 additions and 107 deletions
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4
src/client/app/desktop/views/pages/user/user.header.vue
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@ -2,8 +2,8 @@
<div class="header" :data-is-dark-background="user.bannerUrl != null">
<div class="is-suspended" v-if="user.isSuspended"><p>%fa:exclamation-triangle% %i18n:@is-suspended%</p></div>
<div class="is-remote" v-if="user.host != null"><p>%fa:exclamation-triangle% %i18n:@is-remote%<a :href="user.url || user.uri" target="_blank">%i18n:@view-remote%</a></p></div>
<div class="banner-container" :style="user.bannerUrl ? `background-image: url(${user.bannerUrl}?thumbnail&size=2048)` : ''">
<div class="banner" ref="banner" :style="user.bannerUrl ? `background-image: url(${user.bannerUrl}?thumbnail&size=2048)` : ''" @click="onBannerClick"></div>
<div class="banner-container" :style="user.bannerUrl ? `background-image: url(${user.bannerUrl})` : ''">
<div class="banner" ref="banner" :style="user.bannerUrl ? `background-image: url(${user.bannerUrl})` : ''" @click="onBannerClick"></div>
<div class="fade"></div>
</div>
<div class="container">

2
src/client/app/mobile/views/pages/user.vue
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@ -5,7 +5,7 @@
<div class="is-suspended" v-if="user.isSuspended"><p>%fa:exclamation-triangle% %i18n:@is-suspended%</p></div>
<div class="is-remote" v-if="user.host != null"><p>%fa:exclamation-triangle% %i18n:@is-remote%<a :href="user.url || user.uri" target="_blank">%i18n:@view-remote%</a></p></div>
<header>
<div class="banner" :style="user.bannerUrl ? `background-image: url(${user.bannerUrl}?thumbnail&size=1024)` : ''"></div>
<div class="banner" :style="user.bannerUrl ? `background-image: url(${user.bannerUrl})` : ''"></div>
<div class="body">
<div class="top">
<a class="avatar">

25
src/drive/gen-thumbnail.ts Normal file
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@ -0,0 +1,25 @@
import * as stream from 'stream';
import * as Gm from 'gm';
import { IDriveFile, getDriveFileBucket } from '../models/drive-file';
const gm = Gm.subClass({
imageMagick: true
});
export default async function(file: IDriveFile): Promise<stream.Readable> {
if (!/^image\/.*$/.test(file.contentType)) return null;
const bucket = await getDriveFileBucket();
const readable = bucket.openDownloadStream(file._id);
const g = gm(readable);
const stream = g
.resize(256, 256)
.compress('jpeg')
.quality(70)
.interlace('line')
.stream();
return stream;
}

61
src/models/drive-file-thumbnail.ts Normal file
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@ -0,0 +1,61 @@
import * as mongo from 'mongodb';
import monkDb, { nativeDbConn } from '../db/mongodb';
const DriveFileThumbnail = monkDb.get<IDriveFileThumbnail>('driveFileThumbnails.files');
DriveFileThumbnail.createIndex('metadata.originalId', { sparse: true, unique: true });
export default DriveFileThumbnail;
export const DriveFileThumbnailChunk = monkDb.get('driveFileThumbnails.chunks');
export const getDriveFileThumbnailBucket = async (): Promise<mongo.GridFSBucket> => {
const db = await nativeDbConn();
const bucket = new mongo.GridFSBucket(db, {
bucketName: 'driveFileThumbnails'
});
return bucket;
};
export type IMetadata = {
originalId: mongo.ObjectID;
};
export type IDriveFileThumbnail = {
_id: mongo.ObjectID;
uploadDate: Date;
md5: string;
filename: string;
contentType: string;
metadata: IMetadata;
};
/**
* DriveFileThumbnailを物理削除します
*/
export async function deleteDriveFileThumbnail(driveFile: string | mongo.ObjectID | IDriveFileThumbnail) {
let d: IDriveFileThumbnail;
// Populate
if (mongo.ObjectID.prototype.isPrototypeOf(driveFile)) {
d = await DriveFileThumbnail.findOne({
_id: driveFile
});
} else if (typeof driveFile === 'string') {
d = await DriveFileThumbnail.findOne({
_id: new mongo.ObjectID(driveFile)
});
} else {
d = driveFile as IDriveFileThumbnail;
}
if (d == null) return;
// このDriveFileThumbnailのチャンクをすべて削除
await DriveFileThumbnailChunk.remove({
files_id: d._id
});
// このDriveFileThumbnailを削除
await DriveFileThumbnail.remove({
_id: d._id
});
}

10
src/models/drive-file.ts
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@ -6,6 +6,7 @@ import monkDb, { nativeDbConn } from '../db/mongodb';
import Note, { deleteNote } from './note';
import MessagingMessage, { deleteMessagingMessage } from './messaging-message';
import User from './user';
import DriveFileThumbnail, { deleteDriveFileThumbnail } from './drive-file-thumbnail';
const DriveFile = monkDb.get<IDriveFile>('driveFiles.files');
DriveFile.createIndex('metadata.uri', { sparse: true, unique: true });
@ -13,7 +14,7 @@ export default DriveFile;
export const DriveFileChunk = monkDb.get('driveFiles.chunks');
const getGridFSBucket = async (): Promise<mongo.GridFSBucket> => {
export const getDriveFileBucket = async (): Promise<mongo.GridFSBucket> => {
const db = await nativeDbConn();
const bucket = new mongo.GridFSBucket(db, {
bucketName: 'driveFiles'
@ -21,8 +22,6 @@ const getGridFSBucket = async (): Promise<mongo.GridFSBucket> => {
return bucket;
};
export { getGridFSBucket };
export type IMetadata = {
properties: any;
userId: mongo.ObjectID;
@ -93,6 +92,11 @@ export async function deleteDriveFile(driveFile: string | mongo.ObjectID | IDriv
}
}
// このDriveFileのDriveFileThumbnailをすべて削除
await Promise.all((
await DriveFileThumbnail.find({ 'metadata.originalId': d._id })
).map(x => deleteDriveFileThumbnail(x)));
// このDriveFileのチャンクをすべて削除
await DriveFileChunk.remove({
files_id: d._id

7
src/server/file/index.ts
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@ -6,7 +6,6 @@ import * as fs from 'fs';
import * as Koa from 'koa';
import * as cors from '@koa/cors';
import * as Router from 'koa-router';
import pour from './pour';
import sendDriveFile from './send-drive-file';
// Init app
@ -24,12 +23,14 @@ const router = new Router();
router.get('/default-avatar.jpg', ctx => {
const file = fs.createReadStream(`${__dirname}/assets/avatar.jpg`);
pour(file, 'image/jpeg', ctx);
ctx.set('Content-Type', 'image/jpeg');
ctx.body = file;
});
router.get('/app-default.jpg', ctx => {
const file = fs.createReadStream(`${__dirname}/assets/dummy.png`);
pour(file, 'image/png', ctx);
ctx.set('Content-Type', 'image/jpeg');
ctx.body = file;
});
router.get('/:id', sendDriveFile);

88
src/server/file/pour.ts
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@ -1,88 +0,0 @@
import * as fs from 'fs';
import * as stream from 'stream';
import * as Koa from 'koa';
import * as Gm from 'gm';
const gm = Gm.subClass({
imageMagick: true
});
interface ISend {
contentType: string;
stream: stream.Readable;
}
function thumbnail(data: stream.Readable, type: string, resize: number): ISend {
const readable: stream.Readable = (() => {
// 動画であれば
if (/^video\/.*$/.test(type)) {
// TODO
// 使わないことになったストリームはしっかり取り壊す
data.destroy();
return fs.createReadStream(`${__dirname}/assets/thumbnail-not-available.png`);
// 画像であれば
// Note: SVGはapplication/xml
} else if (/^image\/.*$/.test(type) || type == 'application/xml') {
// 0フレーム目を送る
try {
return gm(data).selectFrame(0).stream();
// だめだったら
} catch (e) {
// 使わないことになったストリームはしっかり取り壊す
data.destroy();
return fs.createReadStream(`${__dirname}/assets/thumbnail-not-available.png`);
}
// 動画か画像以外
} else {
data.destroy();
return fs.createReadStream(`${__dirname}/assets/not-an-image.png`);
}
})();
let g = gm(readable);
if (resize) {
g = g.resize(resize, resize);
}
const stream = g
.compress('jpeg')
.quality(80)
.interlace('line')
.stream();
return {
contentType: 'image/jpeg',
stream
};
}
const commonReadableHandlerGenerator = (ctx: Koa.Context) => (e: Error): void => {
console.error(e);
ctx.status = 500;
};
export default function(readable: stream.Readable, type: string, ctx: Koa.Context): void {
readable.on('error', commonReadableHandlerGenerator(ctx));
const data = ((): ISend => {
if (ctx.query.thumbnail !== undefined) {
return thumbnail(readable, type, ctx.query.size);
}
return {
contentType: type,
stream: readable
};
})();
if (readable !== data.stream) {
data.stream.on('error', commonReadableHandlerGenerator(ctx));
}
if (ctx.query.download !== undefined) {
ctx.set('Content-Disposition', 'attachment');
}
ctx.set('Content-Type', data.contentType);
ctx.body = data.stream;
}

45
src/server/file/send-drive-file.ts
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@ -1,8 +1,15 @@
import * as fs from 'fs';
import * as Koa from 'koa';
import * as send from 'koa-send';
import * as mongodb from 'mongodb';
import DriveFile, { getGridFSBucket } from '../../models/drive-file';
import pour from './pour';
import DriveFile, { getDriveFileBucket } from '../../models/drive-file';
import DriveFileThumbnail, { getDriveFileThumbnailBucket } from '../../models/drive-file-thumbnail';
const commonReadableHandlerGenerator = (ctx: Koa.Context) => (e: Error): void => {
console.error(e);
ctx.status = 500;
};
export default async function(ctx: Koa.Context) {
// Validate id
@ -28,9 +35,33 @@ export default async function(ctx: Koa.Context) {
return;
}
const bucket = await getGridFSBucket();
const readable = bucket.openDownloadStream(fileId);
pour(readable, file.contentType, ctx);
if ('thumbnail' in ctx.query) {
// 動画か画像以外
if (!/^image\/.*$/.test(file.contentType) && !/^video\/.*$/.test(file.contentType)) {
const readable = fs.createReadStream(`${__dirname}/assets/thumbnail-not-available.png`);
ctx.set('Content-Type', 'image/png');
ctx.body = readable;
} else {
const thumb = await DriveFileThumbnail.findOne({ 'metadata.originalId': fileId });
if (thumb != null) {
ctx.set('Content-Type', 'image/jpeg');
const bucket = await getDriveFileThumbnailBucket();
ctx.body = bucket.openDownloadStream(thumb._id);
} else {
ctx.set('Content-Type', file.contentType);
const bucket = await getDriveFileBucket();
ctx.body = bucket.openDownloadStream(fileId);
}
}
} else {
if ('download' in ctx.query) {
ctx.set('Content-Disposition', 'attachment');
}
const bucket = await getDriveFileBucket();
const readable = bucket.openDownloadStream(fileId);
readable.on('error', commonReadableHandlerGenerator(ctx));
ctx.set('Content-Type', file.contentType);
ctx.body = readable;
}
}

49
src/services/drive/add-file.ts
View file

@ -10,12 +10,14 @@ import * as debug from 'debug';
import fileType = require('file-type');
import prominence = require('prominence');
import DriveFile, { IMetadata, getGridFSBucket, IDriveFile, DriveFileChunk } from '../../models/drive-file';
import DriveFile, { IMetadata, getDriveFileBucket, IDriveFile, DriveFileChunk } from '../../models/drive-file';
import DriveFolder from '../../models/drive-folder';
import { pack } from '../../models/drive-file';
import event, { publishDriveStream } from '../../publishers/stream';
import getAcct from '../../acct/render';
import { IUser, isLocalUser } from '../../models/user';
import DriveFileThumbnail, { getDriveFileThumbnailBucket, DriveFileThumbnailChunk } from '../../models/drive-file-thumbnail';
import genThumbnail from '../../drive/gen-thumbnail';
const gm = _gm.subClass({
imageMagick: true
@ -30,8 +32,8 @@ const tmpFile = (): Promise<[string, any]> => new Promise((resolve, reject) => {
});
});
const addToGridFS = (name: string, readable: stream.Readable, type: string, metadata: any): Promise<any> =>
getGridFSBucket()
const writeChunks = (name: string, readable: stream.Readable, type: string, metadata: any) =>
getDriveFileBucket()
.then(bucket => new Promise((resolve, reject) => {
const writeStream = bucket.openUploadStream(name, { contentType: type, metadata });
writeStream.once('finish', resolve);
@ -39,6 +41,20 @@ const addToGridFS = (name: string, readable: stream.Readable, type: string, meta
readable.pipe(writeStream);
}));
const writeThumbnailChunks = (name: string, readable: stream.Readable, originalId) =>
getDriveFileThumbnailBucket()
.then(bucket => new Promise((resolve, reject) => {
const writeStream = bucket.openUploadStream(name, {
contentType: 'image/jpeg',
metadata: {
originalId
}
});
writeStream.once('finish', resolve);
writeStream.on('error', reject);
readable.pipe(writeStream);
}));
const addFile = async (
user: IUser,
path: string,
@ -232,6 +248,20 @@ const addFile = async (
'metadata.deletedAt': new Date()
}
});
//#region サムネイルもあれば削除
const thumbnail = await DriveFileThumbnail.findOne({
'metadata.originalId': oldFile._id
});
if (thumbnail) {
DriveFileThumbnailChunk.remove({
files_id: thumbnail._id
});
DriveFileThumbnail.remove({ _id: thumbnail._id });
}
//#endregion
}
//#endregion
}
@ -263,7 +293,18 @@ const addFile = async (
metadata.uri = uri;
}
return addToGridFS(detectedName, readable, mime, metadata);
const file = await (writeChunks(detectedName, readable, mime, metadata) as Promise<IDriveFile>);
try {
const thumb = await genThumbnail(file);
if (thumb) {
await writeThumbnailChunks(detectedName, thumb, file._id);
}
} catch (e) {
// noop
}
return file;
};
/**