リストのエクスポートをできるように

#4259

src/queue/index.ts

@@ -136,6 +136,15 @@ export function createExportBlockingJob(user: ILocalUser) {
 	});
 }
 
+export function createExportUserListsJob(user: ILocalUser) {
+	return dbQueue.add('exportUserLists', {
+		user: user
+	}, {
+		removeOnComplete: true,
+		removeOnFail: true
+	});
+}
+
 export default function() {
 	if (!program.onlyServer) {
 		deliverQueue.process(128, processDeliver);

src/queue/processors/db/export-user-lists.ts

@@ -0,0 +1,73 @@
+import * as Bull from 'bull';
+import * as tmp from 'tmp';
+import * as fs from 'fs';
+import * as mongo from 'mongodb';
+
+import { queueLogger } from '../../logger';
+import addFile from '../../../services/drive/add-file';
+import User from '../../../models/user';
+import dateFormat = require('dateformat');
+import config from '../../../config';
+import UserList from '../../../models/user-list';
+
+const logger = queueLogger.createSubLogger('export-user-lists');
+
+export async function exportUserLists(job: Bull.Job, done: any): Promise<void> {
+	logger.info(`Exporting user lists of ${job.data.user._id} ...`);
+
+	const user = await User.findOne({
+		_id: new mongo.ObjectID(job.data.user._id.toString())
+	});
+
+	const lists = await UserList.find({
+		userId: user._id
+	});
+
+	// 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]);
+		});
+	});
+
+	logger.info(`Temp file is ${path}`);
+
+	const stream = fs.createWriteStream(path, { flags: 'a' });
+
+	for (const list of lists) {
+		const users = await User.find({
+			_id: { $in: list.userIds }
+		}, {
+			fields: {
+				username: true,
+				host: true
+			}
+		});
+
+		for (const u of users) {
+			const acct = u.host ? `${u.username}@${u.host}` : `${u.username}@${config.host}`;
+			const content = `${list.title},${acct}`;
+			await new Promise((res, rej) => {
+				stream.write(content + '\n', err => {
+					if (err) {
+						logger.error(err);
+						rej(err);
+					} else {
+						res();
+					}
+				});
+			});
+		}
+	}
+
+	stream.end();
+	logger.succ(`Exported to: ${path}`);
+
+	const fileName = 'user-lists-' + dateFormat(new Date(), 'yyyy-mm-dd-HH-MM-ss') + '.csv';
+	const driveFile = await addFile(user, path, fileName);
+
+	logger.succ(`Exported to: ${driveFile._id}`);
+	cleanup();
+	done();
+}

src/queue/processors/db/index.ts

@@ -5,6 +5,7 @@ import { exportNotes } from './export-notes';
 import { exportFollowing } from './export-following';
 import { exportMute } from './export-mute';
 import { exportBlocking } from './export-blocking';
+import { exportUserLists } from './export-user-lists';
 
 const jobs = {
 	deleteNotes,
@@ -13,6 +14,7 @@ const jobs = {
 	exportFollowing,
 	exportMute,
 	exportBlocking,
+	exportUserLists
 } as any;
 
 export default function(dbQueue: Bull.Queue) {