Files
FrozenFriendsYume/packages/backend/built/queue/queues/db/export-notes.js
T
2026-07-26 18:25:37 +09:00

106 lines
3.3 KiB
JavaScript

import * as fs from "node:fs";
import { queueLogger } from "../../logger.js";
import { addFile } from "../../../services/drive/add-file.js";
import { format as dateFormat } from "date-fns";
import { Users, Notes, Polls, DriveFiles } from "../../../models/index.js";
import { MoreThan } from "typeorm";
import { createTemp } from "../../../misc/create-temp.js";
const logger = queueLogger.createSubLogger("export-notes");
export async function exportNotes(job) {
logger.info(`Exporting notes of ${job.data.user.id} ...`);
const user = await Users.findOneBy({
id: job.data.user.id
});
if (user == null) {
return "skip: User not found";
}
// Create temp file
const [path, cleanup] = await createTemp();
logger.info(`Temp file is ${path}`);
try {
const stream = fs.createWriteStream(path, {
flags: "a"
});
const write = (text)=>{
return new Promise((res, rej)=>{
stream.write(text, (err)=>{
if (err) {
logger.error(err);
rej(err);
} else {
res();
}
});
});
};
await write("[");
let exportedNotesCount = 0;
let cursor = null;
while(true){
const notes = await Notes.find({
where: {
userId: user.id,
...cursor ? {
id: MoreThan(cursor)
} : {}
},
take: 100,
order: {
id: 1
}
});
if (notes.length === 0) {
job.updateProgress(100);
break;
}
cursor = notes[notes.length - 1].id;
for (const note of notes){
let poll;
if (note.hasPoll) {
poll = await Polls.findOneByOrFail({
noteId: note.id
});
}
const content = JSON.stringify(await serialize(note, poll));
const isFirst = exportedNotesCount === 0;
await write(isFirst ? content : ",\n" + content);
exportedNotesCount++;
}
const total = await Notes.countBy({
userId: user.id
});
job.updateProgress(exportedNotesCount / total);
}
await write("]");
stream.end();
logger.succ(`Exported to: ${path}`);
const fileName = `notes-${dateFormat(new Date(), "yyyy-MM-dd-HH-mm-ss")}.json`;
const driveFile = await addFile({
user,
path,
name: fileName,
force: true
});
logger.succ(`Exported to: ${driveFile.id}`);
} finally{
cleanup();
}
return "Success";
}
async function serialize(note, poll = null) {
return {
id: note.id,
text: note.text,
createdAt: note.createdAt,
fileIds: note.fileIds,
files: await DriveFiles.packMany(note.fileIds),
replyId: note.replyId,
renoteId: note.renoteId,
poll: poll,
cw: note.cw,
visibility: note.visibility,
visibleUserIds: note.visibleUserIds,
localOnly: note.localOnly
};
}