120 lines
2.7 KiB
TypeScript
120 lines
2.7 KiB
TypeScript
import * as Bull from 'bull';
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import * as tmp from 'tmp';
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import * as fs from 'fs';
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import { queueLogger } from '../../logger';
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import { addFile } from '@/services/drive/add-file';
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import * as dateFormat from 'dateformat';
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import { Users, Notes, Polls } from '@/models/index';
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import { MoreThan } from 'typeorm';
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import { Note } from '@/models/entities/note';
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import { Poll } from '@/models/entities/poll';
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import { DbUserJobData } from '@/queue/types';
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const logger = queueLogger.createSubLogger('export-notes');
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export async function exportNotes(job: Bull.Job<DbUserJobData>, done: any): Promise<void> {
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logger.info(`Exporting notes of ${job.data.user.id} ...`);
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const user = await Users.findOne(job.data.user.id);
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if (user == null) {
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done();
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return;
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}
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// Create temp file
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const [path, cleanup] = await new Promise<[string, any]>((res, rej) => {
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tmp.file((e, path, fd, cleanup) => {
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if (e) return rej(e);
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res([path, cleanup]);
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});
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});
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logger.info(`Temp file is ${path}`);
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const stream = fs.createWriteStream(path, { flags: 'a' });
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const write = (text: string): Promise<void> => {
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return new Promise<void>((res, rej) => {
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stream.write(text, err => {
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if (err) {
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logger.error(err);
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rej(err);
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} else {
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res();
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}
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});
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});
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};
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await write('[');
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let exportedNotesCount = 0;
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let cursor: Note['id'] | null = null;
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while (true) {
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const notes = await Notes.find({
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where: {
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userId: user.id,
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...(cursor ? { id: MoreThan(cursor) } : {}),
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},
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take: 100,
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order: {
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id: 1,
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},
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});
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if (notes.length === 0) {
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job.progress(100);
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break;
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}
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cursor = notes[notes.length - 1].id;
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for (const note of notes) {
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let poll: Poll | undefined;
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if (note.hasPoll) {
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poll = await Polls.findOneOrFail({ noteId: note.id });
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}
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const content = JSON.stringify(serialize(note, poll));
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const isFirst = exportedNotesCount === 0;
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await write(isFirst ? content : ',\n' + content);
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exportedNotesCount++;
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}
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const total = await Notes.count({
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userId: user.id,
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});
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job.progress(exportedNotesCount / total);
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}
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await write(']');
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stream.end();
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logger.succ(`Exported to: ${path}`);
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const fileName = 'notes-' + dateFormat(new Date(), 'yyyy-mm-dd-HH-MM-ss') + '.json';
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const driveFile = await addFile({ user, path, name: fileName, force: true });
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logger.succ(`Exported to: ${driveFile.id}`);
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cleanup();
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done();
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}
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function serialize(note: Note, poll: Poll | null = null): Record<string, unknown> {
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return {
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id: note.id,
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text: note.text,
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createdAt: note.createdAt,
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fileIds: note.fileIds,
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replyId: note.replyId,
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renoteId: note.renoteId,
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poll: poll,
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cw: note.cw,
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visibility: note.visibility,
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visibleUserIds: note.visibleUserIds,
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localOnly: note.localOnly,
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};
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}
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