9171c791eb 2021-11-13 arcade: use crate::core::Core;
a2880e5100 2025-04-19 arcade:
a2880e5100 2025-04-19 arcade: use anyhow::{
bb89b6fab8 2025-06-15 arcade: anyhow,
a2880e5100 2025-04-19 arcade: bail,
a2880e5100 2025-04-19 arcade: Context,
bb89b6fab8 2025-06-15 arcade: Result,
a2880e5100 2025-04-19 arcade: };
28da2e2a00 2022-03-12 arcade: use lazy_static::lazy_static;
9171c791eb 2021-11-13 arcade: use regex::Regex;
9171c791eb 2021-11-13 arcade: use sedregex::ReplaceCommand;
bb89b6fab8 2025-06-15 arcade: use tgbot::types::{
bb89b6fab8 2025-06-15 arcade: ChatMember,
bb89b6fab8 2025-06-15 arcade: ChatUsername,
bb89b6fab8 2025-06-15 arcade: GetChat,
bb89b6fab8 2025-06-15 arcade: GetChatAdministrators,
bb89b6fab8 2025-06-15 arcade: Message,
bb89b6fab8 2025-06-15 arcade: ParseMode::MarkdownV2,
bb89b6fab8 2025-06-15 arcade: };
9171c791eb 2021-11-13 arcade:
9171c791eb 2021-11-13 arcade: lazy_static! {
9171c791eb 2021-11-13 arcade: static ref RE_USERNAME: Regex = Regex::new(r"^@[a-zA-Z][a-zA-Z0-9_]+$").unwrap();
ec2eac7ea2 2024-05-14 arcade: static ref RE_LINK: Regex = Regex::new(r"^https?://[a-zA-Z.0-9-]+/[-_a-zA-Z.:0-9/?=]+$").unwrap();
9171c791eb 2021-11-13 arcade: static ref RE_IV_HASH: Regex = Regex::new(r"^[a-f0-9]{14}$").unwrap();
9171c791eb 2021-11-13 arcade: }
9171c791eb 2021-11-13 arcade:
bb89b6fab8 2025-06-15 arcade: pub async fn start(core: &Core, msg: &Message) -> Result<()> {
bb89b6fab8 2025-06-15 arcade: core.send("We are open\\. Probably\\. Visit [channel](https://t.me/rsstg_bot_help/3) for details\\.",
bb89b6fab8 2025-06-15 arcade: Some(msg.chat.get_id()), Some(MarkdownV2)).await?;
bb89b6fab8 2025-06-15 arcade: Ok(())
bb89b6fab8 2025-06-15 arcade: }
bb89b6fab8 2025-06-15 arcade:
bb89b6fab8 2025-06-15 arcade: pub async fn list(core: &Core, msg: &Message) -> Result<()> {
bb89b6fab8 2025-06-15 arcade: let sender = msg.sender.get_user_id()
bb89b6fab8 2025-06-15 arcade: .ok_or(anyhow!("Ignoring unreal users."))?;
bb89b6fab8 2025-06-15 arcade: let reply = core.list(sender).await?;
bb89b6fab8 2025-06-15 arcade: core.send(reply, Some(msg.chat.get_id()), Some(MarkdownV2)).await?;
bb89b6fab8 2025-06-15 arcade: Ok(())
bb89b6fab8 2025-06-15 arcade: }
bb89b6fab8 2025-06-15 arcade:
bb89b6fab8 2025-06-15 arcade: pub async fn command (core: &Core, msg: &Message, command: &[String]) -> Result<()> {
bb89b6fab8 2025-06-15 arcade: let mut conn = core.db.begin().await?;
bb89b6fab8 2025-06-15 arcade: let sender = msg.sender.get_user_id()
bb89b6fab8 2025-06-15 arcade: .ok_or(anyhow!("Ignoring unreal users."))?;
bb89b6fab8 2025-06-15 arcade: let reply = if command.len() >= 2 {
bb89b6fab8 2025-06-15 arcade: match command[1].parse::<i32>() {
bb89b6fab8 2025-06-15 arcade: Err(err) => format!("I need a number.\n{}", &err).into(),
bb89b6fab8 2025-06-15 arcade: Ok(number) => match &command[0][..] {
bb89b6fab8 2025-06-15 arcade: "/check" => core.check(number, false).await
bb89b6fab8 2025-06-15 arcade: .context("Channel check failed.")?.into(),
bb89b6fab8 2025-06-15 arcade: "/clean" => conn.clean(number, sender).await?,
bb89b6fab8 2025-06-15 arcade: "/enable" => conn.enable(number, sender).await?.into(),
bb89b6fab8 2025-06-15 arcade: "/delete" => conn.delete(number, sender).await?,
bb89b6fab8 2025-06-15 arcade: "/disable" => conn.disable(number, sender).await?.into(),
bb89b6fab8 2025-06-15 arcade: _ => bail!("Command {} not handled.", &command[0]),
bb89b6fab8 2025-06-15 arcade: },
bb89b6fab8 2025-06-15 arcade: }
bb89b6fab8 2025-06-15 arcade: } else {
bb89b6fab8 2025-06-15 arcade: "This command needs a number.".into()
bb89b6fab8 2025-06-15 arcade: };
bb89b6fab8 2025-06-15 arcade: core.send(reply, Some(msg.chat.get_id()), None).await?;
bb89b6fab8 2025-06-15 arcade: Ok(())
bb89b6fab8 2025-06-15 arcade: }
bb89b6fab8 2025-06-15 arcade:
bb89b6fab8 2025-06-15 arcade: pub async fn update (core: &Core, msg: &Message, command: &[String]) -> Result<()> {
bb89b6fab8 2025-06-15 arcade: let sender = msg.sender.get_user_id()
bb89b6fab8 2025-06-15 arcade: .ok_or(anyhow!("Ignoring unreal users."))?;
cab82b7ff4 2022-03-23 arcade: let mut source_id: Option<i32> = None;
cab82b7ff4 2022-03-23 arcade: let at_least = "Requires at least 3 parameters.";
cab82b7ff4 2022-03-23 arcade: let mut i_command = command.iter();
cab82b7ff4 2022-03-23 arcade: let first_word = i_command.next().context(at_least)?;
bb89b6fab8 2025-06-15 arcade: match first_word.as_ref() {
cab82b7ff4 2022-03-23 arcade: "/update" => {
cab82b7ff4 2022-03-23 arcade: let next_word = i_command.next().context(at_least)?;
cab82b7ff4 2022-03-23 arcade: source_id = Some(next_word.parse::<i32>()
e624ef9d66 2025-04-20 arcade: .context(format!("I need a number, but got {next_word}."))?);
cab82b7ff4 2022-03-23 arcade: },
cab82b7ff4 2022-03-23 arcade: "/add" => {},
e624ef9d66 2025-04-20 arcade: _ => bail!("Passing {first_word} is not possible here."),
cab82b7ff4 2022-03-23 arcade: };
9171c791eb 2021-11-13 arcade: let (channel, url, iv_hash, url_re) = (
9171c791eb 2021-11-13 arcade: i_command.next().context(at_least)?,
9171c791eb 2021-11-13 arcade: i_command.next().context(at_least)?,
9171c791eb 2021-11-13 arcade: i_command.next(),
9171c791eb 2021-11-13 arcade: i_command.next());
f988dfd28f 2022-02-13 arcade: if ! RE_USERNAME.is_match(channel) {
e624ef9d66 2025-04-20 arcade: bail!("Usernames should be something like \"@\\[a\\-zA\\-Z]\\[a\\-zA\\-Z0\\-9\\_]+\", aren't they?\nNot {channel:?}");
4632d20d39 2021-11-13 arcade: };
f988dfd28f 2022-02-13 arcade: if ! RE_LINK.is_match(url) {
e624ef9d66 2025-04-20 arcade: bail!("Link should be a link to atom/rss feed, something like \"https://domain/path\".\nNot {url:?}");
9171c791eb 2021-11-13 arcade: }
9171c791eb 2021-11-13 arcade: let iv_hash = match iv_hash {
9171c791eb 2021-11-13 arcade: Some(hash) => {
bb89b6fab8 2025-06-15 arcade: match hash.as_ref() {
c1e27b74ed 2021-11-13 arcade: "-" => None,
613a665847 2021-11-15 arcade: thing => {
613a665847 2021-11-15 arcade: if ! RE_IV_HASH.is_match(thing) {
e624ef9d66 2025-04-20 arcade: bail!("IV hash should be 14 hex digits.\nNot {thing:?}");
613a665847 2021-11-15 arcade: };
613a665847 2021-11-15 arcade: Some(thing)
613a665847 2021-11-15 arcade: },
c1e27b74ed 2021-11-13 arcade: }
10c25017bb 2021-11-13 arcade: },
10c25017bb 2021-11-13 arcade: None => None,
10c25017bb 2021-11-13 arcade: };
10c25017bb 2021-11-13 arcade: let url_re = match url_re {
10c25017bb 2021-11-13 arcade: Some(re) => {
bb89b6fab8 2025-06-15 arcade: match re.as_ref() {
c1e27b74ed 2021-11-13 arcade: "-" => None,
613a665847 2021-11-15 arcade: thing => {
613a665847 2021-11-15 arcade: let _url_rex = ReplaceCommand::new(thing).context("Regexp parsing error:")?;
613a665847 2021-11-15 arcade: Some(thing)
613a665847 2021-11-15 arcade: }
c1e27b74ed 2021-11-13 arcade: }
10c25017bb 2021-11-13 arcade: },
9171c791eb 2021-11-13 arcade: None => None,
9171c791eb 2021-11-13 arcade: };
bb89b6fab8 2025-06-15 arcade: let chat_id = ChatUsername::from(channel.clone());
bb89b6fab8 2025-06-15 arcade: let channel_id = core.tg.execute(GetChat::new(chat_id.clone())).await?.id;
bb89b6fab8 2025-06-15 arcade: let chan_adm = core.tg.execute(GetChatAdministrators::new(chat_id)).await
bb89b6fab8 2025-06-15 arcade: .context("Sorry, I have no access to that chat.")?;
9171c791eb 2021-11-13 arcade: let (mut me, mut user) = (false, false);
9171c791eb 2021-11-13 arcade: for admin in chan_adm {
e624ef9d66 2025-04-20 arcade: let member_id = match admin {
e624ef9d66 2025-04-20 arcade: ChatMember::Creator(member) => member.user.id,
e624ef9d66 2025-04-20 arcade: ChatMember::Administrator(member) => member.user.id,
e624ef9d66 2025-04-20 arcade: ChatMember::Left(_)
e624ef9d66 2025-04-20 arcade: | ChatMember::Kicked(_)
bb89b6fab8 2025-06-15 arcade: | ChatMember::Member{..}
e624ef9d66 2025-04-20 arcade: | ChatMember::Restricted(_) => continue,
bb89b6fab8 2025-06-15 arcade: };
bb89b6fab8 2025-06-15 arcade: if member_id == core.me.id {
e624ef9d66 2025-04-20 arcade: me = true;
bb89b6fab8 2025-06-15 arcade: }
e624ef9d66 2025-04-20 arcade: if member_id == sender {
e624ef9d66 2025-04-20 arcade: user = true;
bb89b6fab8 2025-06-15 arcade: }
4632d20d39 2021-11-13 arcade: };
4632d20d39 2021-11-13 arcade: if ! me { bail!("I need to be admin on that channel."); };
4632d20d39 2021-11-13 arcade: if ! user { bail!("You should be admin on that channel."); };
0340541002 2025-04-24 arcade: let mut conn = core.db.begin().await?;
bb89b6fab8 2025-06-15 arcade: core.send(conn.update(source_id, channel, channel_id, url, iv_hash, url_re, sender).await?, Some(msg.chat.get_id()), None).await?;
a7f91033c0 2021-11-13 arcade: Ok(())
9171c791eb 2021-11-13 arcade: }