5148f929f3 2020-12-07 1: use std::collections::{BTreeMap, HashSet};
5148f929f3 2020-12-07 2: use std::sync::{Arc, Mutex};
61df933942 2020-11-18 3:
b2297258c7 2021-11-06 4: use chrono::DateTime;
423cadd9c7 2020-11-27 5: use config;
b2297258c7 2021-11-06 6: use futures::StreamExt;
b2297258c7 2021-11-06 7: use regex::Regex;
d52a6ff5c8 2021-09-30 8: use reqwest;
b2297258c7 2021-11-06 9: use sqlx::postgres::PgPoolOptions;
b2297258c7 2021-11-06 10: use sqlx::Row;
b2297258c7 2021-11-06 11: use tokio;
423cadd9c7 2020-11-27 12:
423cadd9c7 2020-11-27 13: use rss;
d52a6ff5c8 2021-09-30 14: use atom_syndication;
423cadd9c7 2020-11-27 15:
423cadd9c7 2020-11-27 16: use telegram_bot::*;
b2297258c7 2021-11-06 17: //use tokio::stream::StreamExt;
4acdad1942 2020-11-26 18:
4acdad1942 2020-11-26 19: #[macro_use]
4acdad1942 2020-11-26 20: extern crate lazy_static;
61df933942 2020-11-18 21:
f322efafd9 2020-11-30 22: use anyhow::{anyhow, bail, Context, Result};
61df933942 2020-11-18 23:
0191d490fe 2020-11-18 24: #[derive(Clone)]
61df933942 2020-11-18 25: struct Core {
61df933942 2020-11-18 26: owner: i64,
0191d490fe 2020-11-18 27: api_key: String,
61df933942 2020-11-18 28: owner_chat: UserId,
61df933942 2020-11-18 29: tg: telegram_bot::Api,
61df933942 2020-11-18 30: my: User,
61df933942 2020-11-18 31: pool: sqlx::Pool<sqlx::Postgres>,
5148f929f3 2020-12-07 32: sources: Arc<Mutex<HashSet<Arc<i32>>>>,
61df933942 2020-11-18 33: }
61df933942 2020-11-18 34:
61df933942 2020-11-18 35: impl Core {
61df933942 2020-11-18 36: async fn new(settings: config::Config) -> Result<Core> {
61df933942 2020-11-18 37: let owner = settings.get_int("owner")?;
0191d490fe 2020-11-18 38: let api_key = settings.get_str("api_key")?;
0191d490fe 2020-11-18 39: let tg = Api::new(&api_key);
0191d490fe 2020-11-18 40: let core = Core {
0191d490fe 2020-11-18 41: owner: owner,
0191d490fe 2020-11-18 42: api_key: api_key.clone(),
0191d490fe 2020-11-18 43: my: tg.send(telegram_bot::GetMe).await?,
0191d490fe 2020-11-18 44: tg: tg,
0191d490fe 2020-11-18 45: owner_chat: UserId::new(owner),
3d3fde1b28 2020-11-25 46: pool: PgPoolOptions::new()
3d3fde1b28 2020-11-25 47: .max_connections(5)
3d3fde1b28 2020-11-25 48: .connect_timeout(std::time::Duration::new(300, 0))
3d3fde1b28 2020-11-25 49: .idle_timeout(std::time::Duration::new(60, 0))
3d3fde1b28 2020-11-25 50: .connect_lazy(&settings.get_str("pg")?)?,
5148f929f3 2020-12-07 51: sources: Arc::new(Mutex::new(HashSet::new())),
0191d490fe 2020-11-18 52: };
0191d490fe 2020-11-18 53: let clone = core.clone();
0191d490fe 2020-11-18 54: tokio::spawn(async move {
423cadd9c7 2020-11-27 55: if let Err(err) = &clone.autofetch().await {
b2b8005309 2020-12-18 56: if let Err(err) = clone.debug(&format!("š {:?}", err), None) {
423cadd9c7 2020-11-27 57: eprintln!("Autofetch error: {}", err);
423cadd9c7 2020-11-27 58: };
0191d490fe 2020-11-18 59: }
0191d490fe 2020-11-18 60: });
0191d490fe 2020-11-18 61: Ok(core)
61df933942 2020-11-18 62: }
61df933942 2020-11-18 63:
61df933942 2020-11-18 64: fn stream(&self) -> telegram_bot::UpdatesStream {
61df933942 2020-11-18 65: self.tg.stream()
61df933942 2020-11-18 66: }
61df933942 2020-11-18 67:
b2b8005309 2020-12-18 68: fn debug(&self, msg: &str, target: Option<UserId>) -> Result<()> {
b2b8005309 2020-12-18 69: self.tg.spawn(SendMessage::new(match target {
b2b8005309 2020-12-18 70: Some(user) => user,
b2b8005309 2020-12-18 71: None => self.owner_chat,
b2b8005309 2020-12-18 72: }, msg));
5148f929f3 2020-12-07 73: Ok(())
5148f929f3 2020-12-07 74: }
5148f929f3 2020-12-07 75:
5148f929f3 2020-12-07 76: async fn check<S>(&self, id: i32, owner: S, real: bool) -> Result<()>
5148f929f3 2020-12-07 77: where S: Into<i64> {
5148f929f3 2020-12-07 78: let owner: i64 = owner.into();
5148f929f3 2020-12-07 79: let id = {
5148f929f3 2020-12-07 80: let mut set = self.sources.lock().unwrap();
5148f929f3 2020-12-07 81: match set.get(&id) {
5148f929f3 2020-12-07 82: Some(id) => id.clone(),
5148f929f3 2020-12-07 83: None => {
5148f929f3 2020-12-07 84: let id = Arc::new(id);
5148f929f3 2020-12-07 85: set.insert(id.clone());
5148f929f3 2020-12-07 86: id.clone()
5148f929f3 2020-12-07 87: },
5148f929f3 2020-12-07 88: }
5148f929f3 2020-12-07 89: };
5148f929f3 2020-12-07 90: let count = Arc::strong_count(&id);
5148f929f3 2020-12-07 91: if count == 2 {
5148f929f3 2020-12-07 92: let mut conn = self.pool.acquire().await
5148f929f3 2020-12-07 93: .with_context(|| format!("Query queue fetch conn:\n{:?}", &self.pool))?;
5148f929f3 2020-12-07 94: let row = sqlx::query("select source_id, channel_id, url, iv_hash, owner from rsstg_source where source_id = $1 and owner = $2")
5148f929f3 2020-12-07 95: .bind(*id)
5148f929f3 2020-12-07 96: .bind(owner)
5148f929f3 2020-12-07 97: .fetch_one(&mut conn).await
5148f929f3 2020-12-07 98: .with_context(|| format!("Query source:\n{:?}", &self.pool))?;
5148f929f3 2020-12-07 99: drop(conn);
5148f929f3 2020-12-07 100: let channel_id: i64 = row.try_get("channel_id")?;
5148f929f3 2020-12-07 101: let destination = match real {
5148f929f3 2020-12-07 102: true => UserId::new(channel_id),
5148f929f3 2020-12-07 103: false => UserId::new(row.try_get("owner")?),
5148f929f3 2020-12-07 104: };
5148f929f3 2020-12-07 105: let url: &str = row.try_get("url")?;
5148f929f3 2020-12-07 106: let mut this_fetch: Option<DateTime<chrono::FixedOffset>> = None;
5148f929f3 2020-12-07 107: let iv_hash: Option<&str> = row.try_get("iv_hash")?;
5148f929f3 2020-12-07 108: let mut posts: BTreeMap<DateTime<chrono::FixedOffset>, String> = BTreeMap::new();
d52a6ff5c8 2021-09-30 109: let content = reqwest::get(url).await?.bytes().await?;
d52a6ff5c8 2021-09-30 110: //let mut content_ = surf::get(url).await.map_err(|err| anyhow!(err))?;
d52a6ff5c8 2021-09-30 111: //eprintln!("Data: {:#?}", &content_);
d52a6ff5c8 2021-09-30 112: //let content = content_.body_bytes().await.map_err(|err| anyhow!(err))?;
d52a6ff5c8 2021-09-30 113: /*
d52a6ff5c8 2021-09-30 114: let feed = rss::Channel::read_from(&content[..])
5148f929f3 2020-12-07 115: .with_context(|| format!("Problem opening feed url:\n{}", &url))?;
5148f929f3 2020-12-07 116: for item in feed.items() {
5148f929f3 2020-12-07 117: let date = match item.pub_date() {
5148f929f3 2020-12-07 118: Some(feed_date) => DateTime::parse_from_rfc2822(feed_date),
5148f929f3 2020-12-07 119: None => DateTime::parse_from_rfc3339(&item.dublin_core_ext().unwrap().dates()[0]),
5148f929f3 2020-12-07 120: }?;
5148f929f3 2020-12-07 121: let url = item.link().unwrap().to_string();
5148f929f3 2020-12-07 122: posts.insert(date.clone(), url.clone());
d52a6ff5c8 2021-09-30 123: };
d52a6ff5c8 2021-09-30 124: */
d52a6ff5c8 2021-09-30 125: match rss::Channel::read_from(&content[..]) {
d52a6ff5c8 2021-09-30 126: Ok(feed) => {
d52a6ff5c8 2021-09-30 127: for item in feed.items() {
cd827b4c75 2021-11-10 128: match item.link() {
cd827b4c75 2021-11-10 129: Some(link) => {
cd827b4c75 2021-11-10 130: let date = match item.pub_date() {
cd827b4c75 2021-11-10 131: Some(feed_date) => DateTime::parse_from_rfc2822(feed_date),
cd827b4c75 2021-11-10 132: None => DateTime::parse_from_rfc3339(&item.dublin_core_ext().unwrap().dates()[0]),
cd827b4c75 2021-11-10 133: }?;
cd827b4c75 2021-11-10 134: let url = link.to_string();
cd827b4c75 2021-11-10 135: posts.insert(date.clone(), url.clone());
cd827b4c75 2021-11-10 136: },
cd827b4c75 2021-11-10 137: None => {}
cd827b4c75 2021-11-10 138: }
d52a6ff5c8 2021-09-30 139: };
d52a6ff5c8 2021-09-30 140: },
d52a6ff5c8 2021-09-30 141: Err(err) => match err {
d52a6ff5c8 2021-09-30 142: rss::Error::InvalidStartTag => {
d52a6ff5c8 2021-09-30 143: let feed = atom_syndication::Feed::read_from(&content[..])
d52a6ff5c8 2021-09-30 144: .with_context(|| format!("Problem opening feed url:\n{}", &url))?;
d52a6ff5c8 2021-09-30 145: for item in feed.entries() {
d52a6ff5c8 2021-09-30 146: let date = item.published().unwrap();
d52a6ff5c8 2021-09-30 147: let url = item.links()[0].href();
d52a6ff5c8 2021-09-30 148: posts.insert(date.clone(), url.to_string());
d52a6ff5c8 2021-09-30 149: };
d52a6ff5c8 2021-09-30 150: },
d52a6ff5c8 2021-09-30 151: rss::Error::Eof => (),
d52a6ff5c8 2021-09-30 152: _ => bail!("Unsupported or mangled content:\n{:#?}\n", err)
d52a6ff5c8 2021-09-30 153: }
5148f929f3 2020-12-07 154: };
5148f929f3 2020-12-07 155: for (date, url) in posts.iter() {
5148f929f3 2020-12-07 156: let mut conn = self.pool.acquire().await
5148f929f3 2020-12-07 157: .with_context(|| format!("Check post fetch conn:\n{:?}", &self.pool))?;
5148f929f3 2020-12-07 158: let row = sqlx::query("select exists(select true from rsstg_post where url = $1 and source_id = $2) as exists;")
5148f929f3 2020-12-07 159: .bind(&url)
5148f929f3 2020-12-07 160: .bind(*id)
5148f929f3 2020-12-07 161: .fetch_one(&mut conn).await
5148f929f3 2020-12-07 162: .with_context(|| format!("Check post:\n{:?}", &conn))?;
5148f929f3 2020-12-07 163: let exists: bool = row.try_get("exists")?;
5148f929f3 2020-12-07 164: if ! exists {
5148f929f3 2020-12-07 165: if this_fetch == None || *date > this_fetch.unwrap() {
5148f929f3 2020-12-07 166: this_fetch = Some(*date);
5148f929f3 2020-12-07 167: };
5148f929f3 2020-12-07 168: self.tg.send( match iv_hash {
5148f929f3 2020-12-07 169: Some(x) => SendMessage::new(destination, format!("<a href=\"https://t.me/iv?url={}&rhash={}\"> </a>{0}", url, x)),
5148f929f3 2020-12-07 170: None => SendMessage::new(destination, format!("{}", url)),
5148f929f3 2020-12-07 171: }.parse_mode(types::ParseMode::Html)).await
5148f929f3 2020-12-07 172: .context("Can't post message:")?;
5148f929f3 2020-12-07 173: sqlx::query("insert into rsstg_post (source_id, posted, url) values ($1, $2, $3);")
5148f929f3 2020-12-07 174: .bind(*id)
5148f929f3 2020-12-07 175: .bind(date)
5148f929f3 2020-12-07 176: .bind(url)
5148f929f3 2020-12-07 177: .execute(&mut conn).await
5148f929f3 2020-12-07 178: .with_context(|| format!("Record post:\n{:?}", &conn))?;
5148f929f3 2020-12-07 179: drop(conn);
b2297258c7 2021-11-06 180: tokio::time::sleep(std::time::Duration::new(4, 0)).await;
5148f929f3 2020-12-07 181: };
5148f929f3 2020-12-07 182: };
5148f929f3 2020-12-07 183: posts.clear();
5148f929f3 2020-12-07 184: };
f322efafd9 2020-11-30 185: let mut conn = self.pool.acquire().await
f322efafd9 2020-11-30 186: .with_context(|| format!("Update scrape fetch conn:\n{:?}", &self.pool))?;
f322efafd9 2020-11-30 187: sqlx::query("update rsstg_source set last_scrape = now() where source_id = $1;")
5148f929f3 2020-12-07 188: .bind(*id)
f322efafd9 2020-11-30 189: .execute(&mut conn).await
f322efafd9 2020-11-30 190: .with_context(|| format!("Update scrape:\n{:?}", &conn))?;
ebe7c281a5 2020-11-27 191: Ok(())
ebe7c281a5 2020-11-27 192: }
ebe7c281a5 2020-11-27 193:
f322efafd9 2020-11-30 194: async fn delete<S>(&self, source_id: &i32, owner: S) -> Result<String>
f322efafd9 2020-11-30 195: where S: Into<i64> {
f322efafd9 2020-11-30 196: let owner: i64 = owner.into();
f322efafd9 2020-11-30 197: let mut conn = self.pool.acquire().await
f322efafd9 2020-11-30 198: .with_context(|| format!("Delete fetch conn:\n{:?}", &self.pool))?;
f322efafd9 2020-11-30 199: match sqlx::query("delete from rsstg_source where source_id = $1 and owner = $2;")
f322efafd9 2020-11-30 200: .bind(source_id)
f322efafd9 2020-11-30 201: .bind(owner)
f322efafd9 2020-11-30 202: .execute(&mut conn).await
f322efafd9 2020-11-30 203: .with_context(|| format!("Delete source rule:\n{:?}", &self.pool))?
f322efafd9 2020-11-30 204: .rows_affected() {
f322efafd9 2020-11-30 205: 0 => { Ok("No data found found\\.".to_string()) },
f322efafd9 2020-11-30 206: x => { Ok(format!("{} sources removed\\.", x)) },
f322efafd9 2020-11-30 207: }
f322efafd9 2020-11-30 208: }
f322efafd9 2020-11-30 209:
f322efafd9 2020-11-30 210: async fn clean<S>(&self, source_id: &i32, owner: S) -> Result<String>
ebe7c281a5 2020-11-27 211: where S: Into<i64> {
ebe7c281a5 2020-11-27 212: let owner: i64 = owner.into();
ebe7c281a5 2020-11-27 213: let mut conn = self.pool.acquire().await
f322efafd9 2020-11-30 214: .with_context(|| format!("Clean fetch conn:\n{:?}", &self.pool))?;
ebe7c281a5 2020-11-27 215: match sqlx::query("delete from rsstg_post p using rsstg_source s where p.source_id = $1 and owner = $2 and p.source_id = s.source_id;")
ebe7c281a5 2020-11-27 216: .bind(source_id)
f322efafd9 2020-11-30 217: .bind(owner)
ebe7c281a5 2020-11-27 218: .execute(&mut conn).await
f322efafd9 2020-11-30 219: .with_context(|| format!("Clean seen posts:\n{:?}", &self.pool))?
ebe7c281a5 2020-11-27 220: .rows_affected() {
ebe7c281a5 2020-11-27 221: 0 => { Ok("No data found found\\.".to_string()) },
ebe7c281a5 2020-11-27 222: x => { Ok(format!("{} posts purged\\.", x)) },
ebe7c281a5 2020-11-27 223: }
ebe7c281a5 2020-11-27 224: }
ebe7c281a5 2020-11-27 225:
f322efafd9 2020-11-30 226: async fn enable<S>(&self, source_id: &i32, owner: S) -> Result<&str>
ebe7c281a5 2020-11-27 227: where S: Into<i64> {
f322efafd9 2020-11-30 228: let owner: i64 = owner.into();
ebe7c281a5 2020-11-27 229: let mut conn = self.pool.acquire().await
f322efafd9 2020-11-30 230: .with_context(|| format!("Enable fetch conn:\n{:?}", &self.pool))?;
423cadd9c7 2020-11-27 231: match sqlx::query("update rsstg_source set enabled = true where source_id = $1 and owner = $2")
423cadd9c7 2020-11-27 232: .bind(source_id)
f322efafd9 2020-11-30 233: .bind(owner)
f322efafd9 2020-11-30 234: .execute(&mut conn).await
f322efafd9 2020-11-30 235: .with_context(|| format!("Enable source:\n{:?}", &self.pool))?
f322efafd9 2020-11-30 236: .rows_affected() {
a68576cc1b 2020-12-15 237: 1 => { Ok("Source enabled\\.") },
f322efafd9 2020-11-30 238: 0 => { Ok("Source not found\\.") },
f322efafd9 2020-11-30 239: _ => { Err(anyhow!("Database error.")) },
f322efafd9 2020-11-30 240: }
f322efafd9 2020-11-30 241: }
f322efafd9 2020-11-30 242:
f322efafd9 2020-11-30 243: async fn disable<S>(&self, source_id: &i32, owner: S) -> Result<&str>
f322efafd9 2020-11-30 244: where S: Into<i64> {
f322efafd9 2020-11-30 245: let owner: i64 = owner.into();
f322efafd9 2020-11-30 246: let mut conn = self.pool.acquire().await
f322efafd9 2020-11-30 247: .with_context(|| format!("Disable fetch conn:\n{:?}", &self.pool))?;
f322efafd9 2020-11-30 248: match sqlx::query("update rsstg_source set enabled = false where source_id = $1 and owner = $2")
f322efafd9 2020-11-30 249: .bind(source_id)
f322efafd9 2020-11-30 250: .bind(owner)
423cadd9c7 2020-11-27 251: .execute(&mut conn).await
f322efafd9 2020-11-30 252: .with_context(|| format!("Disable source:\n{:?}", &self.pool))?
4acdad1942 2020-11-26 253: .rows_affected() {
4acdad1942 2020-11-26 254: 1 => { Ok("Source disabled\\.") },
4acdad1942 2020-11-26 255: 0 => { Ok("Source not found\\.") },
4acdad1942 2020-11-26 256: _ => { Err(anyhow!("Database error.")) },
4acdad1942 2020-11-26 257: }
4acdad1942 2020-11-26 258: }
4acdad1942 2020-11-26 259:
f322efafd9 2020-11-30 260: async fn update<S>(&self, update: Option<i32>, channel: &str, channel_id: i64, url: &str, iv_hash: Option<&str>, owner: S) -> Result<String>
ebe7c281a5 2020-11-27 261: where S: Into<i64> {
f322efafd9 2020-11-30 262: let owner: i64 = owner.into();
4acdad1942 2020-11-26 263: let mut conn = self.pool.acquire().await
f322efafd9 2020-11-30 264: .with_context(|| format!("Update fetch conn:\n{:?}", &self.pool))?;
f322efafd9 2020-11-30 265:
f322efafd9 2020-11-30 266: match match update {
f322efafd9 2020-11-30 267: Some(id) => {
f322efafd9 2020-11-30 268: sqlx::query("update rsstg_source set channel_id = $2, url = $3, iv_hash = $4, owner = $5, channel = $6 where source_id = $1").bind(id)
f322efafd9 2020-11-30 269: },
f322efafd9 2020-11-30 270: None => {
f322efafd9 2020-11-30 271: sqlx::query("insert into rsstg_source (channel_id, url, iv_hash, owner, channel) values ($1, $2, $3, $4, $5)")
f322efafd9 2020-11-30 272: },
f322efafd9 2020-11-30 273: }
f322efafd9 2020-11-30 274: .bind(channel_id)
f322efafd9 2020-11-30 275: .bind(url)
f322efafd9 2020-11-30 276: .bind(iv_hash)
f322efafd9 2020-11-30 277: .bind(owner)
f322efafd9 2020-11-30 278: .bind(channel)
f322efafd9 2020-11-30 279: .execute(&mut conn).await {
635e1b2b6d 2021-10-01 280: Ok(_) => return Ok(String::from(match update {
635e1b2b6d 2021-10-01 281: Some(_) => "Channel updated\\.",
635e1b2b6d 2021-10-01 282: None => "Channel added\\.",
635e1b2b6d 2021-10-01 283: })),
f322efafd9 2020-11-30 284: Err(sqlx::Error::Database(err)) => {
f322efafd9 2020-11-30 285: match err.downcast::<sqlx::postgres::PgDatabaseError>().routine() {
f322efafd9 2020-11-30 286: Some("_bt_check_unique", ) => {
f322efafd9 2020-11-30 287: return Ok("Duplicate key\\.".to_string())
f322efafd9 2020-11-30 288: },
f322efafd9 2020-11-30 289: Some(_) => {
f322efafd9 2020-11-30 290: return Ok("Database error\\.".to_string())
f322efafd9 2020-11-30 291: },
f322efafd9 2020-11-30 292: None => {
f322efafd9 2020-11-30 293: return Ok("No database error extracted\\.".to_string())
f322efafd9 2020-11-30 294: },
f322efafd9 2020-11-30 295: };
f322efafd9 2020-11-30 296: },
f322efafd9 2020-11-30 297: Err(err) => {
f322efafd9 2020-11-30 298: bail!("Sorry, unknown error:\n{:#?}\n", err);
f322efafd9 2020-11-30 299: },
f322efafd9 2020-11-30 300: };
4acdad1942 2020-11-26 301: }
4acdad1942 2020-11-26 302:
4acdad1942 2020-11-26 303: async fn autofetch(&self) -> Result<()> {
fcf57ccb36 2021-07-25 304: let mut delay = chrono::Duration::minutes(1);
423cadd9c7 2020-11-27 305: let mut now;
423cadd9c7 2020-11-27 306: loop {
423cadd9c7 2020-11-27 307: let mut conn = self.pool.acquire().await
f322efafd9 2020-11-30 308: .with_context(|| format!("Autofetch fetch conn:\n{:?}", &self.pool))?;
423cadd9c7 2020-11-27 309: now = chrono::Local::now();
fcf57ccb36 2021-07-25 310: let mut queue = sqlx::query("select source_id, next_fetch, owner from rsstg_order natural left join rsstg_source where next_fetch < now() + interval '1 minute';")
423cadd9c7 2020-11-27 311: .fetch_all(&mut conn).await?;
423cadd9c7 2020-11-27 312: for row in queue.iter() {
423cadd9c7 2020-11-27 313: let source_id: i32 = row.try_get("source_id")?;
ebe7c281a5 2020-11-27 314: let owner: i64 = row.try_get("owner")?;
423cadd9c7 2020-11-27 315: let next_fetch: DateTime<chrono::Local> = row.try_get("next_fetch")?;
423cadd9c7 2020-11-27 316: if next_fetch < now {
5148f929f3 2020-12-07 317: //let clone = self.clone();
5148f929f3 2020-12-07 318: //clone.owner_chat(UserId::new(owner));
5148f929f3 2020-12-07 319: let clone = Core {
5148f929f3 2020-12-07 320: owner_chat: UserId::new(owner),
5148f929f3 2020-12-07 321: ..self.clone()
5148f929f3 2020-12-07 322: };
423cadd9c7 2020-11-27 323: tokio::spawn(async move {
5148f929f3 2020-12-07 324: if let Err(err) = clone.check(source_id, owner, true).await {
b2b8005309 2020-12-18 325: if let Err(err) = clone.debug(&format!("š {:?}", err), None) {
423cadd9c7 2020-11-27 326: eprintln!("Check error: {}", err);
423cadd9c7 2020-11-27 327: };
423cadd9c7 2020-11-27 328: };
423cadd9c7 2020-11-27 329: });
423cadd9c7 2020-11-27 330: } else {
423cadd9c7 2020-11-27 331: if next_fetch - now < delay {
423cadd9c7 2020-11-27 332: delay = next_fetch - now;
423cadd9c7 2020-11-27 333: }
423cadd9c7 2020-11-27 334: }
423cadd9c7 2020-11-27 335: };
423cadd9c7 2020-11-27 336: queue.clear();
b2297258c7 2021-11-06 337: tokio::time::sleep(delay.to_std()?).await;
fcf57ccb36 2021-07-25 338: delay = chrono::Duration::minutes(1);
423cadd9c7 2020-11-27 339: }
423cadd9c7 2020-11-27 340: }
423cadd9c7 2020-11-27 341:
f322efafd9 2020-11-30 342: async fn list<S>(&self, owner: S) -> Result<Vec<String>>
f322efafd9 2020-11-30 343: where S: Into<i64> {
f322efafd9 2020-11-30 344: let owner = owner.into();
ebe7c281a5 2020-11-27 345: let mut reply = vec![];
ebe7c281a5 2020-11-27 346: let mut conn = self.pool.acquire().await
f322efafd9 2020-11-30 347: .with_context(|| format!("List fetch conn:\n{:?}", &self.pool))?;
ebe7c281a5 2020-11-27 348: reply.push("Channels:".to_string());
f322efafd9 2020-11-30 349: let rows = sqlx::query("select source_id, channel, enabled, url, iv_hash from rsstg_source where owner = $1 order by source_id")
f322efafd9 2020-11-30 350: .bind(owner)
ebe7c281a5 2020-11-27 351: .fetch_all(&mut conn).await?;
ebe7c281a5 2020-11-27 352: for row in rows.iter() {
ebe7c281a5 2020-11-27 353: let source_id: i32 = row.try_get("source_id")?;
f322efafd9 2020-11-30 354: let username: &str = row.try_get("channel")?;
ebe7c281a5 2020-11-27 355: let enabled: bool = row.try_get("enabled")?;
ebe7c281a5 2020-11-27 356: let url: &str = row.try_get("url")?;
ebe7c281a5 2020-11-27 357: let iv_hash: Option<&str> = row.try_get("iv_hash")?;
ebe7c281a5 2020-11-27 358: reply.push(format!("\n\\#ļøā£ {} \\*ļøā£ `{}` {}\nš `{}`", source_id, username,
ebe7c281a5 2020-11-27 359: match enabled {
ebe7c281a5 2020-11-27 360: true => "š enabled",
ebe7c281a5 2020-11-27 361: false => "ā disabled",
ebe7c281a5 2020-11-27 362: }, url));
ebe7c281a5 2020-11-27 363: if let Some(hash) = iv_hash {
ebe7c281a5 2020-11-27 364: reply.push(format!("IV `{}`", hash));
ebe7c281a5 2020-11-27 365: }
ebe7c281a5 2020-11-27 366: };
ebe7c281a5 2020-11-27 367: Ok(reply)
ebe7c281a5 2020-11-27 368: }
61df933942 2020-11-18 369: }
61df933942 2020-11-18 370:
ec616a2a43 2020-11-19 371: #[tokio::main]
61df933942 2020-11-18 372: async fn main() -> Result<()> {
61df933942 2020-11-18 373: let mut settings = config::Config::default();
61df933942 2020-11-18 374: settings.merge(config::File::with_name("rsstg"))?;
61df933942 2020-11-18 375:
61df933942 2020-11-18 376: let core = Core::new(settings).await?;
61df933942 2020-11-18 377:
61df933942 2020-11-18 378: let mut stream = core.stream();
fcf57ccb36 2021-07-25 379: stream.allowed_updates(&[AllowedUpdate::Message]);
b2b8005309 2020-12-18 380: let mut reply_to: Option<UserId>;
4acdad1942 2020-11-26 381:
a68576cc1b 2020-12-15 382: loop {
b2b8005309 2020-12-18 383: reply_to = None;
a68576cc1b 2020-12-15 384: match stream.next().await {
a68576cc1b 2020-12-15 385: Some(update) => {
b2b8005309 2020-12-18 386: if let Err(err) = handle(update?, &core, &mut reply_to).await {
b2b8005309 2020-12-18 387: core.debug(&format!("š {:?}", err), reply_to)?;
a68576cc1b 2020-12-15 388: };
a68576cc1b 2020-12-15 389: },
a68576cc1b 2020-12-15 390: None => {
b2b8005309 2020-12-18 391: core.debug(&format!("š None error."), None)?;
a68576cc1b 2020-12-15 392: }
4acdad1942 2020-11-26 393: };
4acdad1942 2020-11-26 394: }
4acdad1942 2020-11-26 395:
a68576cc1b 2020-12-15 396: //Ok(())
4acdad1942 2020-11-26 397: }
4acdad1942 2020-11-26 398:
b2b8005309 2020-12-18 399: async fn handle(update: telegram_bot::Update, core: &Core, mut _reply_to: &Option<UserId>) -> Result<()> {
4acdad1942 2020-11-26 400: lazy_static! {
4acdad1942 2020-11-26 401: static ref RE_USERNAME: Regex = Regex::new(r"^@[a-zA-Z][a-zA-Z0-9_]+$").unwrap();
4acdad1942 2020-11-26 402: static ref RE_LINK: Regex = Regex::new(r"^https?://[a-zA-Z.0-9-]+/[-_a-zA-Z.0-9/?=]+$").unwrap();
4acdad1942 2020-11-26 403: static ref RE_IV_HASH: Regex = Regex::new(r"^[a-f0-9]{14}$").unwrap();
4acdad1942 2020-11-26 404: }
4acdad1942 2020-11-26 405:
4acdad1942 2020-11-26 406: match update.kind {
4acdad1942 2020-11-26 407: UpdateKind::Message(message) => {
4acdad1942 2020-11-26 408: let mut reply: Vec<String> = vec![];
4acdad1942 2020-11-26 409: match message.kind {
4acdad1942 2020-11-26 410: MessageKind::Text { ref data, .. } => {
4acdad1942 2020-11-26 411: let mut words = data.split_whitespace();
4acdad1942 2020-11-26 412: let cmd = words.next().unwrap();
4acdad1942 2020-11-26 413: match cmd {
4acdad1942 2020-11-26 414:
4acdad1942 2020-11-26 415: // start
4acdad1942 2020-11-26 416:
4acdad1942 2020-11-26 417: "/start" => {
4acdad1942 2020-11-26 418: reply.push("We are open\\. Probably\\. Visit [channel](https://t.me/rsstg_bot_help/3) for details\\.".to_string());
4acdad1942 2020-11-26 419: },
4acdad1942 2020-11-26 420:
4acdad1942 2020-11-26 421: // list
4acdad1942 2020-11-26 422:
4acdad1942 2020-11-26 423: "/list" => {
ebe7c281a5 2020-11-27 424: reply.append(&mut core.list(message.from.id).await?);
4acdad1942 2020-11-26 425: },
4acdad1942 2020-11-26 426:
4acdad1942 2020-11-26 427: // add
4acdad1942 2020-11-26 428:
4acdad1942 2020-11-26 429: "/add" | "/update" => {
b2b8005309 2020-12-18 430: _reply_to = &Some(message.from.id);
f322efafd9 2020-11-30 431: let mut source_id: Option<i32> = None;
f322efafd9 2020-11-30 432: let at_least = "Requires at least 3 parameters.";
f322efafd9 2020-11-30 433: if cmd == "/update" {
f322efafd9 2020-11-30 434: let first_word = words.next()
f322efafd9 2020-11-30 435: .context(at_least)?;
f322efafd9 2020-11-30 436: source_id = Some(first_word.parse::<i32>()
f322efafd9 2020-11-30 437: .with_context(|| format!("I need a number, but got {}.", first_word))?);
f322efafd9 2020-11-30 438: }
f322efafd9 2020-11-30 439: let (channel, url, iv_hash) = (
f322efafd9 2020-11-30 440: words.next().context(at_least)?,
f322efafd9 2020-11-30 441: words.next().context(at_least)?,
f322efafd9 2020-11-30 442: words.next());
f322efafd9 2020-11-30 443: if ! RE_USERNAME.is_match(&channel) {
f322efafd9 2020-11-30 444: reply.push("Usernames should be something like \"@\\[a\\-zA\\-Z]\\[a\\-zA\\-Z0\\-9\\_]+\", aren't they?".to_string());
f322efafd9 2020-11-30 445: bail!("Wrong username {:?}.", &channel);
f322efafd9 2020-11-30 446: }
f322efafd9 2020-11-30 447: if ! RE_LINK.is_match(&url) {
f322efafd9 2020-11-30 448: reply.push("Link should be link to atom/rss feed, something like \"https://domain/path\"\\.".to_string());
f322efafd9 2020-11-30 449: bail!("Url: {:?}", &url);
f322efafd9 2020-11-30 450: }
f322efafd9 2020-11-30 451: if let Some(hash) = iv_hash {
f322efafd9 2020-11-30 452: if ! RE_IV_HASH.is_match(&hash) {
f322efafd9 2020-11-30 453: reply.push("IV hash should be 14 hex digits.".to_string());
f322efafd9 2020-11-30 454: bail!("IV: {:?}", &iv_hash);
f322efafd9 2020-11-30 455: };
f322efafd9 2020-11-30 456: };
f322efafd9 2020-11-30 457: let channel_id = i64::from(core.tg.send(telegram_bot::GetChat::new(telegram_bot::types::ChatRef::ChannelUsername(channel.to_string()))).await?.id());
f322efafd9 2020-11-30 458: let chan_adm = core.tg.send(telegram_bot::GetChatAdministrators::new(telegram_bot::types::ChatRef::ChannelUsername(channel.to_string()))).await
f322efafd9 2020-11-30 459: .context("Sorry, I have no access to that chat\\.")?;
f322efafd9 2020-11-30 460: let (mut me, mut user) = (false, false);
f322efafd9 2020-11-30 461: for admin in chan_adm {
f322efafd9 2020-11-30 462: if admin.user.id == core.my.id {
f322efafd9 2020-11-30 463: me = true;
f322efafd9 2020-11-30 464: };
f322efafd9 2020-11-30 465: if admin.user.id == message.from.id {
f322efafd9 2020-11-30 466: user = true;
f322efafd9 2020-11-30 467: };
f322efafd9 2020-11-30 468: };
f322efafd9 2020-11-30 469: if ! me { bail!("I need to be admin on that channel\\."); };
f322efafd9 2020-11-30 470: if ! user { bail!("You should be admin on that channel\\."); };
f322efafd9 2020-11-30 471: reply.push(core.update(source_id, channel, channel_id, url, iv_hash, message.from.id).await?);
4acdad1942 2020-11-26 472: },
4acdad1942 2020-11-26 473:
4acdad1942 2020-11-26 474: // check
4acdad1942 2020-11-26 475:
4acdad1942 2020-11-26 476: "/check" => {
4acdad1942 2020-11-26 477: match &words.next().unwrap().parse::<i32>() {
4acdad1942 2020-11-26 478: Err(err) => {
4acdad1942 2020-11-26 479: reply.push(format!("I need a number\\.\n{}", &err));
4acdad1942 2020-11-26 480: },
4acdad1942 2020-11-26 481: Ok(number) => {
5148f929f3 2020-12-07 482: core.check(*number, message.from.id, false).await
f322efafd9 2020-11-30 483: .context("Channel check failed.")?;
4acdad1942 2020-11-26 484: },
4acdad1942 2020-11-26 485: };
4acdad1942 2020-11-26 486: },
4acdad1942 2020-11-26 487:
4acdad1942 2020-11-26 488: // clean
4acdad1942 2020-11-26 489:
4acdad1942 2020-11-26 490: "/clean" => {
ebe7c281a5 2020-11-27 491: match &words.next().unwrap().parse::<i32>() {
ebe7c281a5 2020-11-27 492: Err(err) => {
ebe7c281a5 2020-11-27 493: reply.push(format!("I need a number\\.\n{}", &err));
ebe7c281a5 2020-11-27 494: },
ebe7c281a5 2020-11-27 495: Ok(number) => {
ebe7c281a5 2020-11-27 496: let result = core.clean(&number, message.from.id).await?;
ebe7c281a5 2020-11-27 497: reply.push(result.to_string());
ebe7c281a5 2020-11-27 498: },
ebe7c281a5 2020-11-27 499: };
4acdad1942 2020-11-26 500: },
4acdad1942 2020-11-26 501:
4acdad1942 2020-11-26 502: // enable
4acdad1942 2020-11-26 503:
4acdad1942 2020-11-26 504: "/enable" => {
4acdad1942 2020-11-26 505: match &words.next().unwrap().parse::<i32>() {
4acdad1942 2020-11-26 506: Err(err) => {
4acdad1942 2020-11-26 507: reply.push(format!("I need a number\\.\n{}", &err));
4acdad1942 2020-11-26 508: },
4acdad1942 2020-11-26 509: Ok(number) => {
4acdad1942 2020-11-26 510: let result = core.enable(&number, message.from.id).await?;
f322efafd9 2020-11-30 511: reply.push(result.to_string());
f322efafd9 2020-11-30 512: },
f322efafd9 2020-11-30 513: };
f322efafd9 2020-11-30 514: },
f322efafd9 2020-11-30 515:
f322efafd9 2020-11-30 516: // delete
f322efafd9 2020-11-30 517:
f322efafd9 2020-11-30 518: "/delete" => {
f322efafd9 2020-11-30 519: match &words.next().unwrap().parse::<i32>() {
f322efafd9 2020-11-30 520: Err(err) => {
f322efafd9 2020-11-30 521: reply.push(format!("I need a number\\.\n{}", &err));
f322efafd9 2020-11-30 522: },
f322efafd9 2020-11-30 523: Ok(number) => {
f322efafd9 2020-11-30 524: let result = core.delete(&number, message.from.id).await?;
4acdad1942 2020-11-26 525: reply.push(result.to_string());
4acdad1942 2020-11-26 526: },
4acdad1942 2020-11-26 527: };
4acdad1942 2020-11-26 528: },
4acdad1942 2020-11-26 529:
4acdad1942 2020-11-26 530: // disable
4acdad1942 2020-11-26 531:
4acdad1942 2020-11-26 532: "/disable" => {
4acdad1942 2020-11-26 533: match &words.next().unwrap().parse::<i32>() {
4acdad1942 2020-11-26 534: Err(err) => {
4acdad1942 2020-11-26 535: reply.push(format!("I need a number\\.\n{}", &err));
4acdad1942 2020-11-26 536: },
4acdad1942 2020-11-26 537: Ok(number) => {
4acdad1942 2020-11-26 538: let result = core.disable(&number, message.from.id).await?;
4acdad1942 2020-11-26 539: reply.push(result.to_string());
4acdad1942 2020-11-26 540: },
4acdad1942 2020-11-26 541: };
4acdad1942 2020-11-26 542: },
4acdad1942 2020-11-26 543:
4acdad1942 2020-11-26 544: _ => {
4acdad1942 2020-11-26 545: },
4acdad1942 2020-11-26 546: };
4acdad1942 2020-11-26 547: },
4acdad1942 2020-11-26 548: _ => {
4acdad1942 2020-11-26 549: },
4acdad1942 2020-11-26 550: };
4acdad1942 2020-11-26 551:
4acdad1942 2020-11-26 552: if reply.len() > 0 {
423cadd9c7 2020-11-27 553: if let Err(err) = core.tg.send(message.text_reply(reply.join("\n")).parse_mode(types::ParseMode::MarkdownV2)).await {
423cadd9c7 2020-11-27 554: dbg!(reply.join("\n"));
423cadd9c7 2020-11-27 555: println!("{}", err);
423cadd9c7 2020-11-27 556: };
423cadd9c7 2020-11-27 557: };
4acdad1942 2020-11-26 558: },
4acdad1942 2020-11-26 559: _ => {},
4acdad1942 2020-11-26 560: };
61df933942 2020-11-18 561:
61df933942 2020-11-18 562: Ok(())
61df933942 2020-11-18 563: }