80 lines
		
	
	
	
		
			2 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			80 lines
		
	
	
	
		
			2 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
const chalk = require('chalk');
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const log = require('single-line-log').stdout;
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const sequential = require('promise-sequential');
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const { default: DriveFile, deleteDriveFile } = require('../built/models/drive-file');
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const { default: Note } = require('../built/models/note');
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const { default: MessagingMessage } = require('../built/models/messaging-message');
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const { default: User } = require('../built/models/user');
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async function main() {
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	const promiseGens = [];
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	const count = await DriveFile.count({});
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	let prev;
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	for (let i = 0; i < count; i++) {
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		promiseGens.push(() => {
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			const promise = new Promise(async (res, rej) => {
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				const file = await DriveFile.findOne(prev ? {
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					_id: { $lt: prev._id }
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				} : {}, {
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					sort: {
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						_id: -1
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					}
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				});
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				prev = file;
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				function skip() {
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					res([i, file, false]);
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				}
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				if (file == null) return skip();
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				log(chalk`{gray ${i}} scanning {bold ${file._id}} ${file.filename} ...`);
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				const attachingUsersCount = await User.count({
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					$or: [{
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						avatarId: file._id
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					}, {
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						bannerId: file._id
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					}]
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				}, { limit: 1 });
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				if (attachingUsersCount !== 0) return skip();
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				const attachingNotesCount = await Note.count({
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					mediaIds: file._id
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				}, { limit: 1 });
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				if (attachingNotesCount !== 0) return skip();
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				const attachingMessagesCount = await MessagingMessage.count({
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					fileId: file._id
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				}, { limit: 1 });
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				if (attachingMessagesCount !== 0) return skip();
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				deleteDriveFile(file).then(() => {
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					res([i, file, true]);
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				}).catch(rej);
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			});
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			promise.then(([i, file, deleted]) => {
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				if (deleted) {
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					log(chalk`{gray ${i}} {red deleted: {bold ${file._id}} ${file.filename}}`);
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				} else {
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					log(chalk`{gray ${i}} {green skipped: {bold ${file._id}} ${file.filename}}`);
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				}
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				log.clear();
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				console.log();
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			});
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			return promise;
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		});
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	}
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	return await sequential(promiseGens);
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}
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main().then(() => {
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	console.log('done');
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}).catch(console.error);
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