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Merge pull request #329 from LBRYFoundation/spam-removal

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Remove Spam Module
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Ralph 2020-11-14 07:45:46 -05:00 • committed by GitHub
commit ffc31922de
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1 changed files with 0 additions and 125 deletions
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125
bot/modules/spam-detection.js
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@ -1,125 +0,0 @@
const authors = [];
let warned = [];
let banned = [];
let messagelog = [];
let config = require('config');
let botlog = config.get('moderation').logchannel;
let hasPerms = require('../helpers.js').hasPerms;
let inPrivate = require('../helpers.js').inPrivate;
let hasExcludedSpamChannels = require('../helpers.js').hasExcludedSpamChannels;
let hasExcludedSpamUsers = require('../helpers.js').hasExcludedSpamUsers;
let vars = config.get('spam_detection');
/**
* Add simple spam protection to your discord server.
* @param {Bot} bot - The discord.js CLient/bot
* @param {object} options - Optional (Custom configuarion options)
* @return {[type]} [description]
*/
exports.custom = ['antiSpam'];
exports.antiSpam = function(bot) {
const warnBuffer = vars.warnBuffer;
const maxBuffer = vars.maxBuffermsg;
const interval = vars.intervalms;
const warningMessage = vars.warningMessage;
const banMessage = vars.banMessage;
const maxDuplicatesWarning = vars.maxDuplicatesWarning;
const maxDuplicatesBan = vars.maxDuplicatesBan;
bot.on('message', msg => {
if (inPrivate(msg) || msg.author.bot || hasPerms(msg) || hasExcludedSpamChannels(msg) || hasExcludedSpamUsers(msg)) {
return;
}
if (msg.author.id != bot.user.id) {
let now = Math.floor(Date.now());
authors.push({
time: now,
author: msg.author.id
});
messagelog.push({
message: msg.content,
author: msg.author.id
});
// Check how many times the same message has been sent.
let msgMatch = 0;
for (let i = 0; i < messagelog.length; i++) {
if (messagelog[i].message == msg.content && messagelog[i].author == msg.author.id && msg.author.id !== bot.user.id) {
msgMatch++;
}
}
// Check matched count
if (msgMatch == maxDuplicatesWarning && !warned.includes(msg.author.id)) {
warn(msg, msg.author.id);
}
if (msgMatch == maxDuplicatesBan && !banned.includes(msg.author.id)) {
ban(msg, msg.author.id);
}
let matched = 0;
for (let i = 0; i < authors.length; i++) {
if (authors[i].time > now - interval) {
matched++;
if (matched == warnBuffer && !warned.includes(msg.author.id)) {
warn(msg, msg.author.id);
} else if (matched == maxBuffer) {
if (!banned.includes(msg.author.id)) {
ban(msg, msg.author.id);
}
}
} else if (authors[i].time < now - interval) {
authors.splice(i);
warned.splice(warned.indexOf(authors[i]));
banned.splice(warned.indexOf(authors[i]));
}
if (messagelog.length >= 200) {
messagelog.shift();
}
}
}
});
/**
* Warn a user
* @param {Object} msg
* @param {string} userid userid
*/
function warn(msg, userid) {
warned.push(msg.author.id);
msg.channel.send(msg.author + ' ' + warningMessage);
}
/**
* Ban a user by the user id
* @param {Object} msg
* @param {string} userid userid
* @return {boolean} True or False
*/
function ban(msg, userid) {
for (let i = 0; i < messagelog.length; i++) {
if (messagelog[i].author == msg.author.id) {
messagelog.splice(i);
}
}
banned.push(msg.author.id);
let user = msg.channel.guild.members.find(member => member.user.id === msg.author.id);
if (user) {
user
.ban()
.then(member => {
msg.channel.send(msg.author + ' ' + banMessage);
bot.channels.get(botlog).send(msg.author + ' ' + banMessage);
return true;
})
.catch(() => {
msg.channel.send('insufficient permission to kick ' + msg.author + ' for spamming.');
return false;
});
}
}
};