61df933942 2020-11-18 1: use config;
61df933942 2020-11-18 2:
61df933942 2020-11-18 3: use tokio;
61df933942 2020-11-18 4: use rss;
61df933942 2020-11-18 5: use chrono::DateTime;
61df933942 2020-11-18 6:
61df933942 2020-11-18 7: use regex::Regex;
61df933942 2020-11-18 8:
0191d490fe 2020-11-18 9: use tokio::stream::StreamExt;
61df933942 2020-11-18 10: use telegram_bot::*;
61df933942 2020-11-18 11:
61df933942 2020-11-18 12: use sqlx::postgres::PgPoolOptions;
61df933942 2020-11-18 13: use sqlx::Row;
61df933942 2020-11-18 14:
61df933942 2020-11-18 15: type Result<T> = std::result::Result<T, Box<dyn std::error::Error>>;
61df933942 2020-11-18 16:
0191d490fe 2020-11-18 17: #[derive(Clone)]
61df933942 2020-11-18 18: struct Core {
61df933942 2020-11-18 19: owner: i64,
0191d490fe 2020-11-18 20: api_key: String,
61df933942 2020-11-18 21: owner_chat: UserId,
61df933942 2020-11-18 22: tg: telegram_bot::Api,
61df933942 2020-11-18 23: my: User,
61df933942 2020-11-18 24: pool: sqlx::Pool<sqlx::Postgres>,
61df933942 2020-11-18 25: }
61df933942 2020-11-18 26:
61df933942 2020-11-18 27: impl Core {
61df933942 2020-11-18 28: async fn new(settings: config::Config) -> Result<Core> {
61df933942 2020-11-18 29: let owner = settings.get_int("owner")?;
0191d490fe 2020-11-18 30: let api_key = settings.get_str("api_key")?;
0191d490fe 2020-11-18 31: let tg = Api::new(&api_key);
61df933942 2020-11-18 32: let core = Core {
61df933942 2020-11-18 33: owner: owner,
0191d490fe 2020-11-18 34: api_key: api_key.clone(),
61df933942 2020-11-18 35: my: tg.send(telegram_bot::GetMe).await?,
61df933942 2020-11-18 36: tg: tg,
61df933942 2020-11-18 37: owner_chat: UserId::new(owner),
61df933942 2020-11-18 38: pool: PgPoolOptions::new().max_connections(5).connect(&settings.get_str("pg")?).await?,
61df933942 2020-11-18 39: };
0191d490fe 2020-11-18 40: let clone = core.clone();
61df933942 2020-11-18 41: tokio::spawn(async move {
0191d490fe 2020-11-18 42: if let Err(err) = clone.autofetch().await {
61df933942 2020-11-18 43: eprintln!("connection error: {}", err);
61df933942 2020-11-18 44: }
61df933942 2020-11-18 45: });
0191d490fe 2020-11-18 46: Ok(core)
61df933942 2020-11-18 47: }
61df933942 2020-11-18 48:
61df933942 2020-11-18 49: fn stream(&self) -> telegram_bot::UpdatesStream {
61df933942 2020-11-18 50: self.tg.stream()
61df933942 2020-11-18 51: }
61df933942 2020-11-18 52:
61df933942 2020-11-18 53: fn debug(&self, msg: &str) -> Result<()> {
61df933942 2020-11-18 54: self.tg.spawn(SendMessage::new(self.owner_chat, msg));
61df933942 2020-11-18 55: Ok(())
61df933942 2020-11-18 56: }
61df933942 2020-11-18 57:
0191d490fe 2020-11-18 58: async fn check(&self, channel: &str, real: Option<bool>) -> Result<()> {
0191d490fe 2020-11-18 59: match sqlx::query("select source_id, channel_id, url, last_fetch, iv_hash, owner from rsstg_source natural left join rsstg_channel where username = $1")
0191d490fe 2020-11-18 60: .bind(channel)
61df933942 2020-11-18 61: .fetch_one(&self.pool).await {
61df933942 2020-11-18 62: Ok(row) => {
0191d490fe 2020-11-18 63: let id: i32 = row.try_get("source_id")?;
61df933942 2020-11-18 64: let channel_id: i64 = row.try_get("channel_id")?;
61df933942 2020-11-18 65: let destination = match real {
61df933942 2020-11-18 66: Some(true) => UserId::new(channel_id),
0191d490fe 2020-11-18 67: Some(false) | None => UserId::new(row.try_get("owner")?),
61df933942 2020-11-18 68: };
61df933942 2020-11-18 69: let url: &str = row.try_get("url")?;
61df933942 2020-11-18 70: let last_fetch: Option<DateTime<chrono::FixedOffset>> = row.try_get("last_fetch")?;
61df933942 2020-11-18 71: let mut this_fetch: Option<DateTime<chrono::FixedOffset>> = None;
61df933942 2020-11-18 72: let iv_hash: Option<&str> = row.try_get("iv_hash")?;
61df933942 2020-11-18 73: match rss::Channel::from_url(url) {
61df933942 2020-11-18 74: Ok(feed) => {
61df933942 2020-11-18 75: self.debug(&format!("# title:{:?} ttl:{:?} hours:{:?} days:{:?}", feed.title(), feed.ttl(), feed.skip_hours(), feed.skip_days()))?;
61df933942 2020-11-18 76: for item in feed.items() {
0191d490fe 2020-11-18 77: let date = match item.pub_date() {
0191d490fe 2020-11-18 78: Some(feed_date) => DateTime::parse_from_rfc2822(feed_date),
0191d490fe 2020-11-18 79: None => DateTime::parse_from_rfc3339(&item.dublin_core_ext().unwrap().dates()[0]),
0191d490fe 2020-11-18 80: }?;
0191d490fe 2020-11-18 81: let url = item.link().unwrap().to_string();
0191d490fe 2020-11-18 82: if last_fetch == None || date > last_fetch.unwrap() {
0191d490fe 2020-11-18 83: match sqlx::query("select exists(select true from rsstg_post where url = $1 and source_id = $2) as exists;")
0191d490fe 2020-11-18 84: .bind(&url)
0191d490fe 2020-11-18 85: .bind(id)
0191d490fe 2020-11-18 86: .fetch_one(&self.pool).await {
0191d490fe 2020-11-18 87: Ok(row) => {
0191d490fe 2020-11-18 88: let exists: bool = row.try_get("exists")?;
0191d490fe 2020-11-18 89: if ! exists {
0191d490fe 2020-11-18 90: if this_fetch == None || date > this_fetch.unwrap() {
0191d490fe 2020-11-18 91: this_fetch = Some(date);
0191d490fe 2020-11-18 92: }
0191d490fe 2020-11-18 93: match self.tg.send( match iv_hash {
0191d490fe 2020-11-18 94: Some(x) => SendMessage::new(destination, format!("<a href=\"https://t.me/iv?url={}&rhash={}\"> </a>{0}", url, x)),
0191d490fe 2020-11-18 95: None => SendMessage::new(destination, format!("{}", url)),
0191d490fe 2020-11-18 96: }.parse_mode(types::ParseMode::Html)).await {
0191d490fe 2020-11-18 97: Ok(_) => {
0191d490fe 2020-11-18 98: match sqlx::query("insert into rsstg_post (source_id, posted, url) values ($1, $2, $3);")
0191d490fe 2020-11-18 99: .bind(id)
0191d490fe 2020-11-18 100: .bind(date)
0191d490fe 2020-11-18 101: .bind(url)
0191d490fe 2020-11-18 102: .execute(&self.pool).await {
0191d490fe 2020-11-18 103: Ok(_) => {},
0191d490fe 2020-11-18 104: Err(err) => {
0191d490fe 2020-11-18 105: self.debug(&err.to_string())?;
0191d490fe 2020-11-18 106: },
0191d490fe 2020-11-18 107: };
0191d490fe 2020-11-18 108: },
0191d490fe 2020-11-18 109: Err(err) => {
0191d490fe 2020-11-18 110: self.debug(&err.to_string())?;
0191d490fe 2020-11-18 111: },
0191d490fe 2020-11-18 112: };
0191d490fe 2020-11-18 113: tokio::time::delay_for(std::time::Duration::new(4, 0)).await;
0191d490fe 2020-11-18 114: }
0191d490fe 2020-11-18 115: },
0191d490fe 2020-11-18 116: Err(err) => {
0191d490fe 2020-11-18 117: self.debug(&err.to_string())?;
0191d490fe 2020-11-18 118: },
0191d490fe 2020-11-18 119: };
0191d490fe 2020-11-18 120: };
0191d490fe 2020-11-18 121: };
0191d490fe 2020-11-18 122: // update last_fetch
0191d490fe 2020-11-18 123: if this_fetch != None && (last_fetch == None || this_fetch.unwrap() > last_fetch.unwrap()) {
0191d490fe 2020-11-18 124: match sqlx::query("update rsstg_source set last_fetch = case when (last_fetch < $1) then $1 else last_fetch end where source_id = $2;")
61df933942 2020-11-18 125: .bind(this_fetch.unwrap())
61df933942 2020-11-18 126: .bind(id)
61df933942 2020-11-18 127: .execute(&self.pool).await {
61df933942 2020-11-18 128: Ok(_) => {},
61df933942 2020-11-18 129: Err(err) => {
61df933942 2020-11-18 130: self.debug(&err.to_string())?;
61df933942 2020-11-18 131: },
61df933942 2020-11-18 132: };
61df933942 2020-11-18 133: }
61df933942 2020-11-18 134: },
61df933942 2020-11-18 135: Err(err) => {
61df933942 2020-11-18 136: self.debug(&err.to_string())?;
61df933942 2020-11-18 137: },
61df933942 2020-11-18 138: };
61df933942 2020-11-18 139: match sqlx::query("update rsstg_source set last_scrape = now() where source_id = $1;")
61df933942 2020-11-18 140: .bind(id)
61df933942 2020-11-18 141: .execute(&self.pool).await {
61df933942 2020-11-18 142: Ok(_) => {},
61df933942 2020-11-18 143: Err(err) => {
61df933942 2020-11-18 144: self.debug(&err.to_string())?;
61df933942 2020-11-18 145: },
61df933942 2020-11-18 146: };
61df933942 2020-11-18 147: },
61df933942 2020-11-18 148: Err(err) => {
61df933942 2020-11-18 149: self.debug(&err.to_string())?;
61df933942 2020-11-18 150: },
61df933942 2020-11-18 151: };
61df933942 2020-11-18 152: Ok(())
61df933942 2020-11-18 153: }
61df933942 2020-11-18 154:
61df933942 2020-11-18 155: async fn clean(&self, source_id: i32) -> Result<()> {
61df933942 2020-11-18 156: for query in vec!["delete from rsstg_post where source_id = $1;", "update rsstg_source set last_fetch = NULL where source_id = $1;"] {
61df933942 2020-11-18 157: match sqlx::query(query)
61df933942 2020-11-18 158: .bind(source_id)
61df933942 2020-11-18 159: .execute(&self.pool).await {
61df933942 2020-11-18 160: Ok(_) => {},
61df933942 2020-11-18 161: Err(err) => {
61df933942 2020-11-18 162: self.debug(&err.to_string())?;
61df933942 2020-11-18 163: },
61df933942 2020-11-18 164: }
61df933942 2020-11-18 165: }
61df933942 2020-11-18 166: Ok(())
61df933942 2020-11-18 167: }
61df933942 2020-11-18 168:
61df933942 2020-11-18 169: async fn enable(&self, user: UserId, channel: &str) -> Result<()> {
61df933942 2020-11-18 170: match sqlx::query("update rsstg_source set enabled = true from rsstg_channel where rsstg_channel.channel_id = rsstg_source.channel_id and rsstg_channel.username = $1 and owner = $2")
61df933942 2020-11-18 171: .bind(channel)
61df933942 2020-11-18 172: .bind(i64::from(user))
61df933942 2020-11-18 173: .execute(&self.pool).await {
61df933942 2020-11-18 174: Ok(_) => {},
61df933942 2020-11-18 175: Err(err) => {
61df933942 2020-11-18 176: self.debug(&err.to_string())?;
61df933942 2020-11-18 177: },
61df933942 2020-11-18 178: }
61df933942 2020-11-18 179: Ok(())
61df933942 2020-11-18 180: }
61df933942 2020-11-18 181:
61df933942 2020-11-18 182: async fn disable(&self, user: UserId, channel: &str) -> Result<()> {
61df933942 2020-11-18 183: match sqlx::query("update rsstg_source set enabled = false from rsstg_channel where rsstg_channel.channel_id = rsstg_source.channel_id and rsstg_channel.username = $1 and owner = $2")
61df933942 2020-11-18 184: .bind(channel)
61df933942 2020-11-18 185: .bind(i64::from(user))
61df933942 2020-11-18 186: .execute(&self.pool).await {
61df933942 2020-11-18 187: Ok(_) => {},
61df933942 2020-11-18 188: Err(err) => {
61df933942 2020-11-18 189: self.debug(&err.to_string())?;
61df933942 2020-11-18 190: },
61df933942 2020-11-18 191: }
61df933942 2020-11-18 192: Ok(())
61df933942 2020-11-18 193: }
61df933942 2020-11-18 194:
61df933942 2020-11-18 195: async fn autofetch(&self) -> Result<()> {
61df933942 2020-11-18 196: let mut delay = chrono::Duration::minutes(5);
61df933942 2020-11-18 197: let mut next_fetch: DateTime<chrono::Local>;
61df933942 2020-11-18 198: let mut now;
61df933942 2020-11-18 199: loop {
0191d490fe 2020-11-18 200: let mut rows = sqlx::query("select source_id, username, next_fetch from rsstg_order natural left join rsstg_source natural left join rsstg_channel;")
61df933942 2020-11-18 201: .fetch(&self.pool);
61df933942 2020-11-18 202: while let Some(row) = rows.try_next().await.unwrap() {
61df933942 2020-11-18 203: now = chrono::Local::now();
0191d490fe 2020-11-18 204: let source_id: i32 = row.try_get("source_id")?;
61df933942 2020-11-18 205: next_fetch = row.try_get("next_fetch")?;
61df933942 2020-11-18 206: if next_fetch < now {
0191d490fe 2020-11-18 207: match sqlx::query("update rsstg_source set last_scrape = now() + interval '1 hour' where source_id = $1;")
0191d490fe 2020-11-18 208: .bind(source_id)
0191d490fe 2020-11-18 209: .execute(&self.pool).await {
0191d490fe 2020-11-18 210: Ok(_) => {},
0191d490fe 2020-11-18 211: Err(err) => {
0191d490fe 2020-11-18 212: self.debug(&err.to_string())?;
0191d490fe 2020-11-18 213: },
0191d490fe 2020-11-18 214: };
0191d490fe 2020-11-18 215: let clone = self.clone();
0191d490fe 2020-11-18 216: let username: String = row.try_get("username")?;
0191d490fe 2020-11-18 217: let username = username.clone();
0191d490fe 2020-11-18 218: tokio::spawn(async move {
0191d490fe 2020-11-18 219: if let Err(err) = clone.check(&username, Some(true)).await {
0191d490fe 2020-11-18 220: eprintln!("connection error: {}", err);
0191d490fe 2020-11-18 221: }
0191d490fe 2020-11-18 222: });
0191d490fe 2020-11-18 223: //&self.check(row.try_get("username")?, Some(true)).await?;
61df933942 2020-11-18 224: } else {
0191d490fe 2020-11-18 225: if next_fetch - now < delay {
0191d490fe 2020-11-18 226: delay = next_fetch - now;
61df933942 2020-11-18 227: }
61df933942 2020-11-18 228: }
61df933942 2020-11-18 229: };
61df933942 2020-11-18 230: tokio::time::delay_for(delay.to_std()?).await;
61df933942 2020-11-18 231: }
61df933942 2020-11-18 232: //Ok(())
61df933942 2020-11-18 233: }
61df933942 2020-11-18 234:
61df933942 2020-11-18 235: }
61df933942 2020-11-18 236:
0191d490fe 2020-11-18 237: #[tokio::main(basic_scheduler)]
61df933942 2020-11-18 238: async fn main() -> Result<()> {
61df933942 2020-11-18 239: let mut settings = config::Config::default();
61df933942 2020-11-18 240: settings.merge(config::File::with_name("rsstg"))?;
61df933942 2020-11-18 241:
0191d490fe 2020-11-18 242: let re_username = Regex::new(r"^@[a-zA-Z][a-zA-Z0-9_]+$")?;
21d16a0993 2020-11-18 243: let re_link = Regex::new(r"^https?://[a-zA-Z.0-9-]+/[-_a-zA-Z.0-9/?=]+$")?;
61df933942 2020-11-18 244: let re_iv_hash = Regex::new(r"^[a-f0-9]{14}$")?;
61df933942 2020-11-18 245:
61df933942 2020-11-18 246: let core = Core::new(settings).await?;
61df933942 2020-11-18 247:
61df933942 2020-11-18 248: let mut stream = core.stream();
61df933942 2020-11-18 249:
61df933942 2020-11-18 250: while let Some(update) = stream.next().await {
61df933942 2020-11-18 251: let update = update?;
61df933942 2020-11-18 252: match update.kind {
61df933942 2020-11-18 253: UpdateKind::Message(message) => {
61df933942 2020-11-18 254: let mut reply: Vec<String> = vec![];
61df933942 2020-11-18 255: match message.kind {
61df933942 2020-11-18 256: MessageKind::Text { ref data, .. } => {
61df933942 2020-11-18 257: let mut words = data.split_whitespace();
61df933942 2020-11-18 258: let cmd = words.next().unwrap();
61df933942 2020-11-18 259: match cmd {
61df933942 2020-11-18 260:
61df933942 2020-11-18 261: // start
61df933942 2020-11-18 262:
61df933942 2020-11-18 263: "/start" => {
61df933942 2020-11-18 264: reply.push("Not in service yet. Try later.".to_string());
61df933942 2020-11-18 265: },
61df933942 2020-11-18 266:
61df933942 2020-11-18 267: // list
61df933942 2020-11-18 268:
61df933942 2020-11-18 269: "/list" => {
61df933942 2020-11-18 270: reply.push("Channels:".to_string());
61df933942 2020-11-18 271: let mut rows = sqlx::query("select username, enabled, url, iv_hash from rsstg_source left join rsstg_channel using (channel_id) where owner = $1")
61df933942 2020-11-18 272: .bind(i64::from(message.from.id))
61df933942 2020-11-18 273: .fetch(&core.pool);
61df933942 2020-11-18 274: while let Some(row) = rows.try_next().await? {
61df933942 2020-11-18 275: let username: &str = row.try_get("username")?;
61df933942 2020-11-18 276: let enabled: bool = row.try_get("enabled")?;
61df933942 2020-11-18 277: let url: &str = row.try_get("url")?;
0191d490fe 2020-11-18 278: let iv_hash: Option<&str> = row.try_get("iv_hash")?;
0191d490fe 2020-11-18 279: reply.push(format!("\n\\*️⃣ `{}` {}\n🔗 `{}`", username,
61df933942 2020-11-18 280: match enabled {
61df933942 2020-11-18 281: true => "🔄 enabled",
61df933942 2020-11-18 282: false => "⛔ disabled",
0191d490fe 2020-11-18 283: }, url));
0191d490fe 2020-11-18 284: if let Some(hash) = iv_hash {
0191d490fe 2020-11-18 285: reply.push(format!("IV `{}`", hash));
0191d490fe 2020-11-18 286: }
61df933942 2020-11-18 287: }
61df933942 2020-11-18 288: },
61df933942 2020-11-18 289:
61df933942 2020-11-18 290: // add
61df933942 2020-11-18 291:
61df933942 2020-11-18 292: "/add" => {
61df933942 2020-11-18 293: let (channel, url, iv_hash) = (words.next().unwrap(), words.next().unwrap(), words.next());
61df933942 2020-11-18 294: let ok_link = re_link.is_match(&url);
61df933942 2020-11-18 295: let ok_hash = match iv_hash {
61df933942 2020-11-18 296: Some(hash) => re_iv_hash.is_match(&hash),
61df933942 2020-11-18 297: None => true,
61df933942 2020-11-18 298: };
61df933942 2020-11-18 299: if ! ok_link {
0191d490fe 2020-11-18 300: reply.push("Link should be link to atom/rss feed, something like \"https://domain/path\"\\.".to_string());
61df933942 2020-11-18 301: core.debug(&format!("Url: {:?}", &url))?;
61df933942 2020-11-18 302: }
61df933942 2020-11-18 303: if ! ok_hash {
61df933942 2020-11-18 304: reply.push("IV hash should be 14 hex digits.".to_string());
61df933942 2020-11-18 305: core.debug(&format!("IV: {:?}", &iv_hash))?;
61df933942 2020-11-18 306: }
61df933942 2020-11-18 307: if ok_link && ok_hash {
61df933942 2020-11-18 308: let chan: Option<i64> = match sqlx::query("select channel_id from rsstg_channel where username = $1")
61df933942 2020-11-18 309: .bind(channel)
61df933942 2020-11-18 310: .fetch_one(&core.pool).await {
61df933942 2020-11-18 311: Ok(chan) => Some(chan.try_get("channel_id")?),
61df933942 2020-11-18 312: Err(sqlx::Error::RowNotFound) => {
61df933942 2020-11-18 313: reply.push("Sorry, I don't know about that channel. Please, add a channel with /addchan.".to_string());
61df933942 2020-11-18 314: None
61df933942 2020-11-18 315: },
61df933942 2020-11-18 316: Err(err) => {
61df933942 2020-11-18 317: reply.push("Sorry, unknown error\\.".to_string());
61df933942 2020-11-18 318: core.debug(&format!("Sorry, unknown error: {:#?}\n", err))?;
61df933942 2020-11-18 319: None
61df933942 2020-11-18 320: },
61df933942 2020-11-18 321: };
61df933942 2020-11-18 322: match chan {
61df933942 2020-11-18 323: Some(chan) => {
61df933942 2020-11-18 324: match sqlx::query("insert into rsstg_source (channel_id, url, iv_hash, owner) values ($1, $2, $3, $4) on conflict (channel_id, owner) do update set url = excluded.url, iv_hash = excluded.iv_hash;")
61df933942 2020-11-18 325: .bind(chan)
61df933942 2020-11-18 326: .bind(url)
61df933942 2020-11-18 327: .bind(iv_hash)
61df933942 2020-11-18 328: .bind(i64::from(message.from.id))
61df933942 2020-11-18 329: .execute(&core.pool).await {
61df933942 2020-11-18 330: Ok(_) => reply.push("Channel added\\.".to_string()),
61df933942 2020-11-18 331: Err(sqlx::Error::Database(err)) => {
61df933942 2020-11-18 332: match err.downcast::<sqlx::postgres::PgDatabaseError>().routine() {
61df933942 2020-11-18 333: Some("_bt_check_unique", ) => {
61df933942 2020-11-18 334: reply.push("Duplicate key\\.".to_string());
61df933942 2020-11-18 335: },
61df933942 2020-11-18 336: Some(_) => {
61df933942 2020-11-18 337: reply.push("Database error\\.".to_string());
61df933942 2020-11-18 338: },
61df933942 2020-11-18 339: None => {
61df933942 2020-11-18 340: reply.push("No database error extracted\\.".to_string());
61df933942 2020-11-18 341: },
61df933942 2020-11-18 342: };
61df933942 2020-11-18 343: },
61df933942 2020-11-18 344: Err(err) => {
61df933942 2020-11-18 345: reply.push("Sorry, unknown error\\.".to_string());
61df933942 2020-11-18 346: core.debug(&format!("Sorry, unknown error: {:#?}\n", err))?;
61df933942 2020-11-18 347: },
61df933942 2020-11-18 348: };
61df933942 2020-11-18 349: },
61df933942 2020-11-18 350: None => {},
61df933942 2020-11-18 351: };
61df933942 2020-11-18 352: };
61df933942 2020-11-18 353: },
61df933942 2020-11-18 354:
61df933942 2020-11-18 355: // addchan
61df933942 2020-11-18 356:
61df933942 2020-11-18 357: "/addchan" => {
61df933942 2020-11-18 358: let channel = words.next().unwrap();
61df933942 2020-11-18 359: if ! re_username.is_match(&channel) {
0191d490fe 2020-11-18 360: reply.push("Usernames should be something like \"@\\[a\\-zA\\-Z]\\[a\\-zA\\-Z0\\-9\\_]+\", aren't they?".to_string());
61df933942 2020-11-18 361: } else {
61df933942 2020-11-18 362: let chan: Option<i64> = match sqlx::query("select channel_id from rsstg_channel where username = $1")
61df933942 2020-11-18 363: .bind(channel)
61df933942 2020-11-18 364: .fetch_one(&core.pool).await {
61df933942 2020-11-18 365: Ok(chan) => Some(chan.try_get("channel_id")?),
61df933942 2020-11-18 366: Err(sqlx::Error::RowNotFound) => None,
61df933942 2020-11-18 367: Err(err) => {
61df933942 2020-11-18 368: reply.push("Sorry, unknown error\\.".to_string());
61df933942 2020-11-18 369: core.debug(&format!("Sorry, unknown error: {:#?}\n", err))?;
61df933942 2020-11-18 370: None
61df933942 2020-11-18 371: },
61df933942 2020-11-18 372: };
61df933942 2020-11-18 373: match chan {
61df933942 2020-11-18 374: Some(chan) => {
61df933942 2020-11-18 375: let new_chan = core.tg.send(telegram_bot::GetChat::new(telegram_bot::types::ChatId::new(chan))).await?;
61df933942 2020-11-18 376: if i64::from(new_chan.id()) == chan {
61df933942 2020-11-18 377: reply.push("I already know that channel\\.".to_string());
61df933942 2020-11-18 378: } else {
61df933942 2020-11-18 379: reply.push("Hmm, channel has changed… I'll fix it later\\.".to_string());
61df933942 2020-11-18 380: };
61df933942 2020-11-18 381: },
61df933942 2020-11-18 382: None => {
61df933942 2020-11-18 383: match core.tg.send(telegram_bot::GetChatAdministrators::new(telegram_bot::types::ChatRef::ChannelUsername(channel.to_string()))).await {
61df933942 2020-11-18 384: Ok(chan_adm) => {
61df933942 2020-11-18 385: let (mut me, mut user) = (false, false);
61df933942 2020-11-18 386: for admin in &chan_adm {
61df933942 2020-11-18 387: if admin.user.id == core.my.id {
61df933942 2020-11-18 388: me = true;
61df933942 2020-11-18 389: };
61df933942 2020-11-18 390: if admin.user.id == message.from.id {
61df933942 2020-11-18 391: user = true;
61df933942 2020-11-18 392: };
61df933942 2020-11-18 393: };
61df933942 2020-11-18 394: if ! me { reply.push("I need to be admin on that channel\\.".to_string()); };
61df933942 2020-11-18 395: if ! user { reply.push("You should be admin on that channel\\.".to_string()); };
61df933942 2020-11-18 396: if me && user {
61df933942 2020-11-18 397: let chan_id = core.tg.send(telegram_bot::GetChat::new(telegram_bot::types::ChatRef::ChannelUsername(channel.to_string()))).await?;
61df933942 2020-11-18 398: sqlx::query("insert into rsstg_channel (channel_id, username) values ($1, $2);")
61df933942 2020-11-18 399: .bind(i64::from(chan_id.id()))
61df933942 2020-11-18 400: .bind(channel)
61df933942 2020-11-18 401: .execute(&core.pool).await?;
61df933942 2020-11-18 402: reply.push("Good, I know that channel now\\.\n".to_string());
61df933942 2020-11-18 403: };
61df933942 2020-11-18 404: },
61df933942 2020-11-18 405: Err(_) => {
61df933942 2020-11-18 406: reply.push("Sorry, I have no access to that chat\\.".to_string());
61df933942 2020-11-18 407: },
61df933942 2020-11-18 408: };
61df933942 2020-11-18 409: },
61df933942 2020-11-18 410: };
61df933942 2020-11-18 411: };
61df933942 2020-11-18 412: },
61df933942 2020-11-18 413:
61df933942 2020-11-18 414: // check
61df933942 2020-11-18 415:
61df933942 2020-11-18 416: "/check" => {
0191d490fe 2020-11-18 417: let channel = words.next().unwrap();
0191d490fe 2020-11-18 418: if ! re_username.is_match(&channel) {
0191d490fe 2020-11-18 419: reply.push("Usernames should be something like \"@\\[a-z]\\[a-z0-9_]+\", aren't they?".to_string());
61df933942 2020-11-18 420: } else {
0191d490fe 2020-11-18 421: &core.check(channel, None).await?;
61df933942 2020-11-18 422: }
61df933942 2020-11-18 423: },
61df933942 2020-11-18 424:
61df933942 2020-11-18 425: // clear
61df933942 2020-11-18 426:
61df933942 2020-11-18 427: "/clean" => {
61df933942 2020-11-18 428: if core.owner != i64::from(message.from.id) {
61df933942 2020-11-18 429: reply.push("Reserved for testing\\.".to_string());
61df933942 2020-11-18 430: } else {
61df933942 2020-11-18 431: let source_id = words.next().unwrap().parse::<i32>().unwrap_or(0);
61df933942 2020-11-18 432: &core.clean(source_id).await?;
61df933942 2020-11-18 433: }
61df933942 2020-11-18 434: },
61df933942 2020-11-18 435:
61df933942 2020-11-18 436: // enable
61df933942 2020-11-18 437:
61df933942 2020-11-18 438: "/enable" => {
61df933942 2020-11-18 439: let channel = words.next().unwrap();
61df933942 2020-11-18 440: if ! re_username.is_match(&channel) {
61df933942 2020-11-18 441: reply.push("Usernames should be something like \"@\\[a-z]\\[a-z0-9_]+\", aren't they?".to_string());
61df933942 2020-11-18 442: } else {
61df933942 2020-11-18 443: match core.enable(message.from.id, channel).await {
61df933942 2020-11-18 444: Ok(_) => {
61df933942 2020-11-18 445: reply.push("Channel enabled\\.".to_string());
61df933942 2020-11-18 446: }
61df933942 2020-11-18 447: Err(err) => {
61df933942 2020-11-18 448: core.debug(&err.to_string())?;
61df933942 2020-11-18 449: },
61df933942 2020-11-18 450: }
61df933942 2020-11-18 451: }
61df933942 2020-11-18 452: },
61df933942 2020-11-18 453:
61df933942 2020-11-18 454: // disable
61df933942 2020-11-18 455:
61df933942 2020-11-18 456: "/disable" => {
61df933942 2020-11-18 457: let channel = words.next().unwrap();
61df933942 2020-11-18 458: if ! re_username.is_match(&channel) {
61df933942 2020-11-18 459: reply.push("Usernames should be something like \"@\\[a-z]\\[a-z0-9_]+\", aren't they?".to_string());
61df933942 2020-11-18 460: } else {
61df933942 2020-11-18 461: match core.disable(message.from.id, channel).await {
61df933942 2020-11-18 462: Ok(_) => {
61df933942 2020-11-18 463: reply.push("Channel disabled\\.".to_string());
61df933942 2020-11-18 464: }
61df933942 2020-11-18 465: Err(err) => {
61df933942 2020-11-18 466: core.debug(&err.to_string())?;
61df933942 2020-11-18 467: },
61df933942 2020-11-18 468: }
61df933942 2020-11-18 469: }
61df933942 2020-11-18 470: },
61df933942 2020-11-18 471:
61df933942 2020-11-18 472: _ => {
61df933942 2020-11-18 473: },
61df933942 2020-11-18 474: };
61df933942 2020-11-18 475: },
61df933942 2020-11-18 476: _ => {
61df933942 2020-11-18 477: },
61df933942 2020-11-18 478: };
61df933942 2020-11-18 479: if reply.len() > 0 {
61df933942 2020-11-18 480: match core.tg.send(message.text_reply(reply.join("\n")).parse_mode(types::ParseMode::MarkdownV2)).await {
61df933942 2020-11-18 481: Ok(_) => {},
61df933942 2020-11-18 482: Err(err) => {
61df933942 2020-11-18 483: dbg!(reply.join("\n"));
61df933942 2020-11-18 484: println!("{}", err);
61df933942 2020-11-18 485: },
61df933942 2020-11-18 486: }
61df933942 2020-11-18 487: }
61df933942 2020-11-18 488: },
61df933942 2020-11-18 489: _ => {},
61df933942 2020-11-18 490: };
61df933942 2020-11-18 491: }
61df933942 2020-11-18 492:
61df933942 2020-11-18 493: Ok(())
61df933942 2020-11-18 494: }