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import { GuildMember, MessageActionRow, MessageButton, MessageEmbed, TextChannel } from 'discord.js';
import badLinksArray from '../badlinks';
import badLinksSecretArray from '../badlinks-secret'; // I cannot make this public so just make a new file that export defaults an empty array
import badWords from '../badwords';
import { BushButtonInteraction } from '../extensions/discord.js/BushButtonInteraction';
import { BushMessage } from '../extensions/discord.js/BushMessage';
import { Moderation } from './Moderation';
export class AutoMod {
private message: BushMessage;
public constructor(message: BushMessage) {
this.message = message;
if (message.author.id === client.user?.id) return;
void this.handle();
}
private async handle(): Promise<void> {
if (this.message.channel.type === 'DM' || !this.message.guild) return;
if (!(await this.message.guild.hasFeature('automod'))) return;
const customAutomodPhrases = (await this.message.guild.getSetting('autoModPhases')) ?? {};
const badLinks: BadWords = {};
const uniqueLinks = [...new Set([...badLinksArray, ...badLinksSecretArray])];
uniqueLinks.forEach((link) => {
badLinks[link] = {
severity: Severity.PERM_MUTE,
ignoreSpaces: true,
ignoreCapitalization: true,
reason: 'malicious link'
};
});
const result = {
...this.checkWords(customAutomodPhrases),
...this.checkWords((await this.message.guild.hasFeature('excludeDefaultAutomod')) ? {} : badWords),
...this.checkWords((await this.message.guild.hasFeature('excludeAutomodScamLinks')) ? {} : badLinks)
};
if (Object.keys(result).length === 0) return;
const highestOffence = Object.entries(result)
.map(([key, value]) => ({ word: key, ...value }))
.sort((a, b) => b.severity - a.severity)[0];
if (highestOffence.severity === undefined || highestOffence.severity === null)
void this.message.guild.sendLogChannel('error', {
embeds: [
{
title: 'AutoMod Error',
description: `Unable to find severity information for ${util.format.inlineCode(highestOffence.word)}`,
color: util.colors.error
}
]
});
else {
const color = this.punish(highestOffence);
void this.log(highestOffence, color, result);
}
}
private checkWords(words: BadWords): BadWords {
if (Object.keys(words).length === 0) return {};
const matchedWords: BadWords = {};
for (const word in words) {
const wordOptions = words[word];
if (this.format(this.message.content, wordOptions).includes(this.format(word, wordOptions))) {
matchedWords[word] = wordOptions;
}
}
return matchedWords;
}
private format(string: string, wordOptions: BadWordDetails) {
const temp = wordOptions.ignoreCapitalization ? string.toLowerCase() : string;
return wordOptions.ignoreSpaces ? temp.replace(/ /g, '') : temp;
}
private punish(highestOffence: BadWordDetails & { word: string }) {
let color;
switch (highestOffence.severity) {
case Severity.DELETE: {
color = util.colors.lightGray;
void this.message.delete().catch((e) => deleteError.bind(this, e));
break;
}
case Severity.WARN: {
color = util.colors.yellow;
void this.message.delete().catch((e) => deleteError.bind(this, e));
void this.message.member?.warn({
moderator: this.message.guild!.me!,
reason: `[AutoMod] ${highestOffence.reason}`
});
break;
}
case Severity.TEMP_MUTE: {
color = util.colors.orange;
void this.message.delete().catch((e) => deleteError.bind(this, e));
void this.message.member?.mute({
moderator: this.message.guild!.me!,
reason: `[AutoMod] ${highestOffence.reason}`,
duration: 900_000 // 15 minutes
});
break;
}
case Severity.PERM_MUTE: {
color = util.colors.red;
void this.message.delete().catch((e) => deleteError.bind(this, e));
void this.message.member?.mute({
moderator: this.message.guild!.me!,
reason: `[AutoMod] ${highestOffence.reason}`,
duration: 0 // permanent
});
break;
}
default: {
throw new Error(`Invalid severity: ${highestOffence.severity}`);
}
}
return color;
async function deleteError(this: AutoMod, e: Error | any) {
this.message.guild?.sendLogChannel('error', {
embeds: [
{
title: 'AutoMod Error',
description: `Unable to delete triggered message.`,
fields: [{ name: 'Error', value: await util.codeblock(`${e.stack ?? e}`, 1024, 'js', true) }],
color: util.colors.error
}
]
});
}
}
private async log(highestOffence: BadWordDetails & { word: string }, color: `#${string}`, offences: BadWords) {
void client.console.info(
'autoMod',
`Severity <<${highestOffence.severity}>> action performed on <<${this.message.author.tag}>> (<<${
this.message.author.id
}>>) in <<#${(this.message.channel as TextChannel).name}>> in <<${this.message.guild!.name}>>`
);
return await this.message.guild!.sendLogChannel('automod', {
embeds: [
new MessageEmbed()
.setTitle(`[Severity ${highestOffence.severity}] Automod Action Performed`)
.setDescription(
`**User:** ${this.message.author} (${this.message.author.tag})\n**Sent From**: <#${
this.message.channel.id
}> [Jump to context](${this.message.url})\n**Blacklisted Words:** ${Object.keys(offences)
.map((key) => `\`${key}\``)
.join(', ')}`
)
.addField('Message Content', `${await util.codeblock(this.message.content, 1024)}`)
.setColor(color)
.setTimestamp()
],
components:
highestOffence.severity >= 2
? [
new MessageActionRow().addComponents(
new MessageButton()
.setStyle('DANGER')
.setLabel('Ban User')
.setCustomId(`automod;ban;${this.message.author.id};${highestOffence.reason}`)
)
]
: undefined
});
}
public static async handleInteraction(interaction: BushButtonInteraction) {
if (!interaction.memberPermissions?.has('BAN_MEMBERS'))
return interaction.reply({
content: `${util.emojis.error} You are missing the **Ban Members** permission.`,
ephemeral: true
});
const [action, userId, reason] = interaction.customId.replace('automod;', '').split(';');
switch (action) {
case 'ban': {
const victim = await interaction.guild!.members.fetch(userId);
const moderator =
interaction.member instanceof GuildMember
? interaction.member
: await interaction.guild!.members.fetch(interaction.user.id);
const check = victim ? await Moderation.permissionCheck(moderator, victim, 'ban', true) : true;
if (check !== true)
return interaction.reply({
content: check,
ephemeral: true
});
const result = await interaction.guild?.bushBan({
user: userId,
reason,
moderator: interaction.user.id,
evidence: (interaction.message as BushMessage).url ?? undefined
});
if (result === 'success')
return interaction.reply({
content: `${util.emojis.success} Successfully banned **${
interaction.guild?.members.cache.get(userId)?.user.tag ?? userId
}**.`,
ephemeral: true
});
else
return interaction.reply({
content: `${util.emojis.error} Could not ban **${
interaction.guild?.members.cache.get(userId)?.user.tag ?? userId
}**: \`${result}\` .`,
ephemeral: true
});
}
}
}
}
export const enum Severity {
/** Delete message */
DELETE,
/** Delete message and warn user */
WARN,
/** Delete message and mute user for 15 minutes */
TEMP_MUTE,
/** Delete message and mute user permanently */
PERM_MUTE
}
interface BadWordDetails {
severity: Severity;
ignoreSpaces: boolean;
ignoreCapitalization: boolean;
reason: string;
}
export interface BadWords {
[key: string]: BadWordDetails;
}
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