Forked from firatkucuk/delete-slack-messages.js
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January 21, 2020 18:53
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Deletes slack public/private channel and chat messages.
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#!/usr/bin/env node | |
// Channel ID is on the the browser URL.: https://mycompany.slack.com/messages/MYCHANNELID/ | |
// Token can get from: https://api.slack.com/custom-integrations/legacy-tokens | |
// Pass it as a parameter: node ./delete-slack-messages.js TOKEN CHANNEL_ID | |
// Or use it without download the script: curl -Ls RAW_GIST_URL | node - TOKEN CHANNEL_ID | |
// GLOBALS ############################################################################################################# | |
const [, , token, channel, _delay = 300] = process.argv | |
let delay = _delay // Allow inscrease delay later - thanks `colinricardo` for pointing it out | |
if (!token || !channel) { | |
console.log('Usage: node ./delete-slack-messages.js TOKEN CHANNEL_ID') | |
console.log('Usage: curl -Ls RAW_GIST_URL | node - TOKEN CHANNEL_ID') | |
process.exit(1) | |
} | |
const https = require('https') | |
const baseApiUrl = 'https://slack.com/api' | |
const historyApiUrl = `${baseApiUrl}/conversations.history?token=${token}&count=1000&channel=${channel}&cursor=` | |
const deleteApiUrl = `${baseApiUrl}/chat.delete?token=${token}&channel=${channel}&ts=` | |
// --------------------------------------------------------------------------------------------------------------------- | |
const sleep = ms => new Promise(r => setTimeout(r, +ms)) | |
const getJsonAsync = url => | |
new Promise((resolve, reject) => | |
https | |
.get(url, res => { | |
let body = '' | |
res.on('data', chunk => (body += chunk)) | |
res.on('end', () => resolve(JSON.parse(body))) | |
}) | |
.on('error', reject) | |
) | |
async function deleteMessage(messages) { | |
console.log(`Deleting ${messages.length} messages`) | |
while (messages.length > 0) { | |
const ts = messages.shift() | |
const response = await getJsonAsync(deleteApiUrl + ts) | |
if (response.ok === true) { | |
console.log(ts + ' deleted!') | |
} else if (response.ok === false) { | |
console.log(ts + ' could not be deleted! (' + response.error + ')') | |
if (response.error === 'ratelimited') { | |
await sleep(1000) | |
delay += 100 // If rate limited error caught then we need to increase delay. | |
messages.unshift(ts) | |
} | |
} | |
await sleep(delay) | |
} | |
} | |
// --------------------------------------------------------------------------------------------------------------------- | |
async function processHistory() { | |
let nextCursor = '' | |
while (true) { | |
const { ok, error, messages, has_more, response_metadata } = await getJsonAsync(historyApiUrl + nextCursor) | |
if (!ok) throw new Error(error) | |
if (Array.isArray(messages)) await deleteMessage(messages.map(z => z.ts)) | |
else console.log('No message found') | |
if (!has_more) break | |
nextCursor = response_metadata.next_cursor | |
} | |
} | |
// --------------------------------------------------------------------------------------------------------------------- | |
processHistory().catch(console.log) |
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One thing here: if you get rate limited, then the script tries to reassign the
delay
variable, which is a const, so the script fails.Something like the following will fix it:
Change:
to: