126 lines
4.0 KiB
Rust
126 lines
4.0 KiB
Rust
#![feature(option_result_contains)]
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use async_trait::async_trait;
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use fancy_regex::Regex;
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use lazy_static::lazy_static;
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use serenity::{
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model::{
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channel::ReactionType,
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id::{ChannelId, EmojiId, GuildId},
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prelude::*,
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},
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prelude::*,
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Client,
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};
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struct Handler;
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lazy_static! {
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static ref SERVER_ID: GuildId = GuildId(std::env::args().nth(1).unwrap().parse().unwrap());
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static ref MEME_CHANNEL: ChannelId =
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ChannelId(std::env::args().nth(2).unwrap().parse().unwrap());
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static ref RETARD_REGEX: Regex =
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Regex::new("(?<!(. | j| d|op|in|us|ng|si|tw|dd|nd| n))a( |$)").unwrap();
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}
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#[async_trait]
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impl EventHandler for Handler {
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async fn message(&self, ctx: Context, message: Message) {
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if let Err(e) = handle_message(ctx, message).await {
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eprintln!("Error during command execution: {e}");
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}
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}
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}
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fn fix_spelling(msg: &str) -> String {
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RETARD_REGEX.replace_all(&msg, "**er** ").trim().to_owned()
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}
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async fn handle_message(ctx: Context, message: Message) -> Result<(), serenity::Error> {
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if message.guild_id != Some(*SERVER_ID) {
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return Ok(());
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}
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/*
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// That other idiot who ends words with “a” instead of “er”
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if message.author.id == 261246789942902794
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&& RETARD_REGEX.is_match(&message.content).contains(&true)
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&& !message.content.starts_with("a ")
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&& !message.content.starts_with("ja ")
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&& !message.content.starts_with("da ")
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&& !message.content.starts_with("na ")
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{
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message.delete(&ctx).await?;
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let fixed = fix_spelling(&message.content);
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message
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.channel_id
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.say(&ctx, &format!("{}: {}", message.author.mention(), fixed))
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.await?;
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}
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*/
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if message.channel_id == *MEME_CHANNEL && is_meme(&message) {
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react(&ctx, &message, 748564944449962017, "based").await?;
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react(&ctx, &message, 748564944819060856, "cringe").await?;
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};
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let content = message.content_safe(&ctx).await.to_lowercase();
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if content.contains("everyone") && content.contains("nitro") && content.contains("http") {
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println!(
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"Deleting probable spam from user {}: “{}”",
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message.author.name, content
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);
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message.delete(&ctx).await?;
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message.channel_id.say(
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&ctx,
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&format!("{}: your message has been deleted because it triggered my spam filter. If you believe this to be in error, please contact the mods.", message.author.mention())
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).await?;
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}
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Ok(())
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}
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async fn react(
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ctx: &Context,
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msg: &Message,
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emoji: u64,
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name: &str,
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) -> Result<(), serenity::Error> {
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let reaction = ReactionType::Custom {
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animated: false,
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id: EmojiId(emoji),
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name: Some(name.to_string()),
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};
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msg.react(ctx, reaction).await?;
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Ok(())
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}
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fn is_meme(msg: &Message) -> bool {
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!msg.attachments.is_empty() || msg.content.to_lowercase().contains("http")
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}
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#[tokio::main]
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async fn main() {
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let mut client =
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Client::builder(std::env::var("DISCORD_TOKEN").expect("no token in environment"))
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.event_handler(Handler)
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.await
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.expect("Could not create client");
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client.start().await.expect("could not start");
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn fix_spelling_test() {
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let msg = "aba ihr meint es ja bessa zu wissen ohne euch damit auseinanda gesetzt zu haben oda zu wollen";
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let expected = "ab**er** ihr meint es ja bess**er** zu wissen ohne euch damit auseinand**er** gesetzt zu haben od**er** zu wollen";
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assert_eq!(fix_spelling(msg), expected);
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let msg = "your a bad person";
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assert_eq!(fix_spelling(msg), msg);
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let msg = "china usa europa da ja manga asia etwa unsa";
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let expected = "china usa europa da ja manga asia etwa uns**er**";
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assert_eq!(fix_spelling(msg), expected);
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let msg = "guta tip";
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let expected = "gut**er** tip";
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assert_eq!(fix_spelling(msg), expected);
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}
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}
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