9171c791eb 2021-11-13 1: use anyhow::{anyhow, bail, Context, Result};
9171c791eb 2021-11-13 2: use atom_syndication;
9171c791eb 2021-11-13 3: use chrono::DateTime;
9171c791eb 2021-11-13 4: use config;
9171c791eb 2021-11-13 5: use reqwest;
9171c791eb 2021-11-13 6: use sqlx::{
9171c791eb 2021-11-13 7: postgres::PgPoolOptions,
9171c791eb 2021-11-13 8: Row,
9171c791eb 2021-11-13 9: };
9171c791eb 2021-11-13 10: use rss;
9171c791eb 2021-11-13 11: use std::{
c1e27b74ed 2021-11-13 12: borrow::Cow,
9171c791eb 2021-11-13 13: collections::{
9171c791eb 2021-11-13 14: BTreeMap,
9171c791eb 2021-11-13 15: HashSet,
9171c791eb 2021-11-13 16: },
9171c791eb 2021-11-13 17: sync::{Arc, Mutex},
9171c791eb 2021-11-13 18: };
9171c791eb 2021-11-13 19: use telegram_bot;
9171c791eb 2021-11-13 20:
9171c791eb 2021-11-13 21: #[derive(Clone)]
9171c791eb 2021-11-13 22: pub struct Core {
9171c791eb 2021-11-13 23: owner: i64,
9171c791eb 2021-11-13 24: api_key: String,
9171c791eb 2021-11-13 25: owner_chat: telegram_bot::UserId,
9171c791eb 2021-11-13 26: pub tg: telegram_bot::Api,
9171c791eb 2021-11-13 27: pub my: telegram_bot::User,
9171c791eb 2021-11-13 28: pool: sqlx::Pool<sqlx::Postgres>,
9171c791eb 2021-11-13 29: sources: Arc<Mutex<HashSet<Arc<i32>>>>,
9171c791eb 2021-11-13 30: }
9171c791eb 2021-11-13 31:
9171c791eb 2021-11-13 32: impl Core {
9171c791eb 2021-11-13 33: pub async fn new(settings: config::Config) -> Result<Core> {
9171c791eb 2021-11-13 34: let owner = settings.get_int("owner")?;
9171c791eb 2021-11-13 35: let api_key = settings.get_str("api_key")?;
9171c791eb 2021-11-13 36: let tg = telegram_bot::Api::new(&api_key);
9171c791eb 2021-11-13 37: let core = Core {
9171c791eb 2021-11-13 38: owner: owner,
9171c791eb 2021-11-13 39: api_key: api_key.clone(),
9171c791eb 2021-11-13 40: my: tg.send(telegram_bot::GetMe).await?,
9171c791eb 2021-11-13 41: tg: tg,
9171c791eb 2021-11-13 42: owner_chat: telegram_bot::UserId::new(owner),
9171c791eb 2021-11-13 43: pool: PgPoolOptions::new()
9171c791eb 2021-11-13 44: .max_connections(5)
9171c791eb 2021-11-13 45: .connect_timeout(std::time::Duration::new(300, 0))
9171c791eb 2021-11-13 46: .idle_timeout(std::time::Duration::new(60, 0))
9171c791eb 2021-11-13 47: .connect_lazy(&settings.get_str("pg")?)?,
9171c791eb 2021-11-13 48: sources: Arc::new(Mutex::new(HashSet::new())),
9171c791eb 2021-11-13 49: };
9171c791eb 2021-11-13 50: let clone = core.clone();
9171c791eb 2021-11-13 51: tokio::spawn(async move {
9171c791eb 2021-11-13 52: if let Err(err) = &clone.autofetch().await {
a7f91033c0 2021-11-13 53: if let Err(err) = clone.send(&format!("š {:?}", err), None, None) {
9171c791eb 2021-11-13 54: eprintln!("Autofetch error: {}", err);
9171c791eb 2021-11-13 55: };
9171c791eb 2021-11-13 56: }
9171c791eb 2021-11-13 57: });
9171c791eb 2021-11-13 58: Ok(core)
9171c791eb 2021-11-13 59: }
9171c791eb 2021-11-13 60:
9171c791eb 2021-11-13 61: pub fn stream(&self) -> telegram_bot::UpdatesStream {
9171c791eb 2021-11-13 62: self.tg.stream()
9171c791eb 2021-11-13 63: }
9171c791eb 2021-11-13 64:
c1e27b74ed 2021-11-13 65: pub fn send<'a, S>(&self, msg: S, target: Option<telegram_bot::UserId>, parse_mode: Option<telegram_bot::types::ParseMode>) -> Result<()>
c1e27b74ed 2021-11-13 66: where S: Into<Cow<'a, str>> {
c1e27b74ed 2021-11-13 67: let msg = msg.into();
c1e27b74ed 2021-11-13 68:
a7f91033c0 2021-11-13 69: let parse_mode = match parse_mode {
a7f91033c0 2021-11-13 70: Some(mode) => mode,
a7f91033c0 2021-11-13 71: None => telegram_bot::types::ParseMode::Html,
a7f91033c0 2021-11-13 72: };
9171c791eb 2021-11-13 73: self.tg.spawn(telegram_bot::SendMessage::new(match target {
9171c791eb 2021-11-13 74: Some(user) => user,
9171c791eb 2021-11-13 75: None => self.owner_chat,
c1e27b74ed 2021-11-13 76: }, msg).parse_mode(parse_mode));
9171c791eb 2021-11-13 77: Ok(())
9171c791eb 2021-11-13 78: }
9171c791eb 2021-11-13 79:
9171c791eb 2021-11-13 80: pub async fn check<S>(&self, id: &i32, owner: S, real: bool) -> Result<String>
9171c791eb 2021-11-13 81: where S: Into<i64> {
c1e27b74ed 2021-11-13 82: let owner = owner.into();
c1e27b74ed 2021-11-13 83:
9171c791eb 2021-11-13 84: let mut posted: i32 = 0;
9171c791eb 2021-11-13 85: let id = {
9171c791eb 2021-11-13 86: let mut set = self.sources.lock().unwrap();
9171c791eb 2021-11-13 87: match set.get(id) {
9171c791eb 2021-11-13 88: Some(id) => id.clone(),
9171c791eb 2021-11-13 89: None => {
9171c791eb 2021-11-13 90: let id = Arc::new(*id);
9171c791eb 2021-11-13 91: set.insert(id.clone());
9171c791eb 2021-11-13 92: id.clone()
9171c791eb 2021-11-13 93: },
9171c791eb 2021-11-13 94: }
9171c791eb 2021-11-13 95: };
9171c791eb 2021-11-13 96: let count = Arc::strong_count(&id);
9171c791eb 2021-11-13 97: if count == 2 {
9171c791eb 2021-11-13 98: let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13 99: .with_context(|| format!("Query queue fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13 100: let row = sqlx::query("select source_id, channel_id, url, iv_hash, owner, url_re from rsstg_source where source_id = $1 and owner = $2")
9171c791eb 2021-11-13 101: .bind(*id)
9171c791eb 2021-11-13 102: .bind(owner)
9171c791eb 2021-11-13 103: .fetch_one(&mut conn).await
9171c791eb 2021-11-13 104: .with_context(|| format!("Query source:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13 105: drop(conn);
9171c791eb 2021-11-13 106: let channel_id: i64 = row.try_get("channel_id")?;
9171c791eb 2021-11-13 107: let url: &str = row.try_get("url")?;
9171c791eb 2021-11-13 108: let iv_hash: Option<&str> = row.try_get("iv_hash")?;
10c25017bb 2021-11-13 109: let url_re = match row.try_get("url_re")? {
10c25017bb 2021-11-13 110: Some(x) => Some(sedregex::ReplaceCommand::new(x)?),
9171c791eb 2021-11-13 111: None => None,
9171c791eb 2021-11-13 112: };
9171c791eb 2021-11-13 113: let destination = match real {
9171c791eb 2021-11-13 114: true => telegram_bot::UserId::new(channel_id),
9171c791eb 2021-11-13 115: false => telegram_bot::UserId::new(row.try_get("owner")?),
9171c791eb 2021-11-13 116: };
9171c791eb 2021-11-13 117: let mut this_fetch: Option<DateTime<chrono::FixedOffset>> = None;
9171c791eb 2021-11-13 118: let mut posts: BTreeMap<DateTime<chrono::FixedOffset>, String> = BTreeMap::new();
9171c791eb 2021-11-13 119: let content = reqwest::get(url).await?.bytes().await?;
9171c791eb 2021-11-13 120: match rss::Channel::read_from(&content[..]) {
9171c791eb 2021-11-13 121: Ok(feed) => {
9171c791eb 2021-11-13 122: for item in feed.items() {
9171c791eb 2021-11-13 123: match item.link() {
9171c791eb 2021-11-13 124: Some(link) => {
9171c791eb 2021-11-13 125: let date = match item.pub_date() {
9171c791eb 2021-11-13 126: Some(feed_date) => DateTime::parse_from_rfc2822(feed_date),
9171c791eb 2021-11-13 127: None => DateTime::parse_from_rfc3339(&item.dublin_core_ext().unwrap().dates()[0]),
9171c791eb 2021-11-13 128: }?;
10c25017bb 2021-11-13 129: let url = link;
10c25017bb 2021-11-13 130: posts.insert(date.clone(), url.into());
9171c791eb 2021-11-13 131: },
9171c791eb 2021-11-13 132: None => {}
9171c791eb 2021-11-13 133: }
9171c791eb 2021-11-13 134: };
9171c791eb 2021-11-13 135: },
9171c791eb 2021-11-13 136: Err(err) => match err {
9171c791eb 2021-11-13 137: rss::Error::InvalidStartTag => {
9171c791eb 2021-11-13 138: let feed = atom_syndication::Feed::read_from(&content[..])
9171c791eb 2021-11-13 139: .with_context(|| format!("Problem opening feed url:\n{}", &url))?;
9171c791eb 2021-11-13 140: for item in feed.entries() {
9171c791eb 2021-11-13 141: let date = item.published().unwrap();
9171c791eb 2021-11-13 142: let url = item.links()[0].href();
10c25017bb 2021-11-13 143: posts.insert(date.clone(), url.into());
9171c791eb 2021-11-13 144: };
9171c791eb 2021-11-13 145: },
9171c791eb 2021-11-13 146: rss::Error::Eof => (),
9171c791eb 2021-11-13 147: _ => bail!("Unsupported or mangled content:\n{:?}\n{:#?}\n", &url, err)
9171c791eb 2021-11-13 148: }
9171c791eb 2021-11-13 149: };
9171c791eb 2021-11-13 150: for (date, url) in posts.iter() {
9171c791eb 2021-11-13 151: let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13 152: .with_context(|| format!("Check post fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13 153: let row = sqlx::query("select exists(select true from rsstg_post where url = $1 and source_id = $2) as exists;")
10c25017bb 2021-11-13 154: .bind(url)
9171c791eb 2021-11-13 155: .bind(*id)
9171c791eb 2021-11-13 156: .fetch_one(&mut conn).await
9171c791eb 2021-11-13 157: .with_context(|| format!("Check post:\n{:?}", &conn))?;
9171c791eb 2021-11-13 158: let exists: bool = row.try_get("exists")?;
9171c791eb 2021-11-13 159: if ! exists {
9171c791eb 2021-11-13 160: if this_fetch == None || *date > this_fetch.unwrap() {
9171c791eb 2021-11-13 161: this_fetch = Some(*date);
9171c791eb 2021-11-13 162: };
9171c791eb 2021-11-13 163: self.tg.send( match iv_hash {
10c25017bb 2021-11-13 164: Some(hash) => telegram_bot::SendMessage::new(destination, format!("<a href=\"https://t.me/iv?url={}&rhash={}\"> </a>{0}", match url_re {
fb629f170b 2021-11-13 165: Some(ref x) => x.execute(url).to_string(),
fb629f170b 2021-11-13 166: None => url.to_string(),
10c25017bb 2021-11-13 167: }, hash)),
9171c791eb 2021-11-13 168: None => telegram_bot::SendMessage::new(destination, format!("{}", url)),
9171c791eb 2021-11-13 169: }.parse_mode(telegram_bot::types::ParseMode::Html)).await
9171c791eb 2021-11-13 170: .context("Can't post message:")?;
9171c791eb 2021-11-13 171: sqlx::query("insert into rsstg_post (source_id, posted, url) values ($1, $2, $3);")
9171c791eb 2021-11-13 172: .bind(*id)
9171c791eb 2021-11-13 173: .bind(date)
9171c791eb 2021-11-13 174: .bind(url)
9171c791eb 2021-11-13 175: .execute(&mut conn).await
9171c791eb 2021-11-13 176: .with_context(|| format!("Record post:\n{:?}", &conn))?;
9171c791eb 2021-11-13 177: drop(conn);
9171c791eb 2021-11-13 178: tokio::time::sleep(std::time::Duration::new(4, 0)).await;
9171c791eb 2021-11-13 179: };
9171c791eb 2021-11-13 180: posted += 1;
9171c791eb 2021-11-13 181: };
9171c791eb 2021-11-13 182: posts.clear();
9171c791eb 2021-11-13 183: };
9171c791eb 2021-11-13 184: let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13 185: .with_context(|| format!("Update scrape fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13 186: sqlx::query("update rsstg_source set last_scrape = now() where source_id = $1;")
9171c791eb 2021-11-13 187: .bind(*id)
9171c791eb 2021-11-13 188: .execute(&mut conn).await
9171c791eb 2021-11-13 189: .with_context(|| format!("Update scrape:\n{:?}", &conn))?;
9171c791eb 2021-11-13 190: Ok(format!("Posted: {}", &posted))
9171c791eb 2021-11-13 191: }
9171c791eb 2021-11-13 192:
9171c791eb 2021-11-13 193: pub async fn delete<S>(&self, source_id: &i32, owner: S) -> Result<String>
9171c791eb 2021-11-13 194: where S: Into<i64> {
c1e27b74ed 2021-11-13 195: let owner = owner.into();
c1e27b74ed 2021-11-13 196:
9171c791eb 2021-11-13 197: let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13 198: .with_context(|| format!("Delete fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13 199: match sqlx::query("delete from rsstg_source where source_id = $1 and owner = $2;")
9171c791eb 2021-11-13 200: .bind(source_id)
9171c791eb 2021-11-13 201: .bind(owner)
9171c791eb 2021-11-13 202: .execute(&mut conn).await
9171c791eb 2021-11-13 203: .with_context(|| format!("Delete source rule:\n{:?}", &self.pool))?
9171c791eb 2021-11-13 204: .rows_affected() {
10c25017bb 2021-11-13 205: 0 => { Ok("No data found found.".to_string()) },
10c25017bb 2021-11-13 206: x => { Ok(format!("{} sources removed.", x)) },
9171c791eb 2021-11-13 207: }
9171c791eb 2021-11-13 208: }
9171c791eb 2021-11-13 209:
9171c791eb 2021-11-13 210: pub async fn clean<S>(&self, source_id: &i32, owner: S) -> Result<String>
9171c791eb 2021-11-13 211: where S: Into<i64> {
c1e27b74ed 2021-11-13 212: let owner = owner.into();
c1e27b74ed 2021-11-13 213:
9171c791eb 2021-11-13 214: let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13 215: .with_context(|| format!("Clean fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13 216: 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;")
9171c791eb 2021-11-13 217: .bind(source_id)
9171c791eb 2021-11-13 218: .bind(owner)
9171c791eb 2021-11-13 219: .execute(&mut conn).await
9171c791eb 2021-11-13 220: .with_context(|| format!("Clean seen posts:\n{:?}", &self.pool))?
9171c791eb 2021-11-13 221: .rows_affected() {
10c25017bb 2021-11-13 222: 0 => { Ok("No data found found.".to_string()) },
10c25017bb 2021-11-13 223: x => { Ok(format!("{} posts purged.", x)) },
9171c791eb 2021-11-13 224: }
9171c791eb 2021-11-13 225: }
9171c791eb 2021-11-13 226:
9171c791eb 2021-11-13 227: pub async fn enable<S>(&self, source_id: &i32, owner: S) -> Result<&str>
9171c791eb 2021-11-13 228: where S: Into<i64> {
c1e27b74ed 2021-11-13 229: let owner = owner.into();
c1e27b74ed 2021-11-13 230:
9171c791eb 2021-11-13 231: let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13 232: .with_context(|| format!("Enable fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13 233: match sqlx::query("update rsstg_source set enabled = true where source_id = $1 and owner = $2")
9171c791eb 2021-11-13 234: .bind(source_id)
9171c791eb 2021-11-13 235: .bind(owner)
9171c791eb 2021-11-13 236: .execute(&mut conn).await
9171c791eb 2021-11-13 237: .with_context(|| format!("Enable source:\n{:?}", &self.pool))?
9171c791eb 2021-11-13 238: .rows_affected() {
10c25017bb 2021-11-13 239: 1 => { Ok("Source enabled.") },
10c25017bb 2021-11-13 240: 0 => { Ok("Source not found.") },
9171c791eb 2021-11-13 241: _ => { Err(anyhow!("Database error.")) },
9171c791eb 2021-11-13 242: }
9171c791eb 2021-11-13 243: }
9171c791eb 2021-11-13 244:
9171c791eb 2021-11-13 245: pub async fn disable<S>(&self, source_id: &i32, owner: S) -> Result<&str>
9171c791eb 2021-11-13 246: where S: Into<i64> {
c1e27b74ed 2021-11-13 247: let owner = owner.into();
c1e27b74ed 2021-11-13 248:
9171c791eb 2021-11-13 249: let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13 250: .with_context(|| format!("Disable fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13 251: match sqlx::query("update rsstg_source set enabled = false where source_id = $1 and owner = $2")
9171c791eb 2021-11-13 252: .bind(source_id)
9171c791eb 2021-11-13 253: .bind(owner)
9171c791eb 2021-11-13 254: .execute(&mut conn).await
9171c791eb 2021-11-13 255: .with_context(|| format!("Disable source:\n{:?}", &self.pool))?
9171c791eb 2021-11-13 256: .rows_affected() {
10c25017bb 2021-11-13 257: 1 => { Ok("Source disabled.") },
10c25017bb 2021-11-13 258: 0 => { Ok("Source not found.") },
9171c791eb 2021-11-13 259: _ => { Err(anyhow!("Database error.")) },
9171c791eb 2021-11-13 260: }
9171c791eb 2021-11-13 261: }
9171c791eb 2021-11-13 262:
9171c791eb 2021-11-13 263: pub async fn update<S>(&self, update: Option<i32>, channel: &str, channel_id: i64, url: &str, iv_hash: Option<&str>, url_re: Option<&str>, owner: S) -> Result<String>
9171c791eb 2021-11-13 264: where S: Into<i64> {
c1e27b74ed 2021-11-13 265: let owner = owner.into();
c1e27b74ed 2021-11-13 266:
9171c791eb 2021-11-13 267: let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13 268: .with_context(|| format!("Update fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13 269:
9171c791eb 2021-11-13 270: match match update {
9171c791eb 2021-11-13 271: Some(id) => {
10c25017bb 2021-11-13 272: sqlx::query("update rsstg_source set channel_id = $2, url = $3, iv_hash = $4, owner = $5, channel = $6, url_re = $7 where source_id = $1").bind(id)
9171c791eb 2021-11-13 273: },
9171c791eb 2021-11-13 274: None => {
9171c791eb 2021-11-13 275: sqlx::query("insert into rsstg_source (channel_id, url, iv_hash, owner, channel, url_re) values ($1, $2, $3, $4, $5, $6)")
9171c791eb 2021-11-13 276: },
9171c791eb 2021-11-13 277: }
9171c791eb 2021-11-13 278: .bind(channel_id)
9171c791eb 2021-11-13 279: .bind(url)
9171c791eb 2021-11-13 280: .bind(iv_hash)
9171c791eb 2021-11-13 281: .bind(owner)
9171c791eb 2021-11-13 282: .bind(channel)
9171c791eb 2021-11-13 283: .bind(url_re)
9171c791eb 2021-11-13 284: .execute(&mut conn).await {
9171c791eb 2021-11-13 285: Ok(_) => return Ok(String::from(match update {
10c25017bb 2021-11-13 286: Some(_) => "Channel updated.",
10c25017bb 2021-11-13 287: None => "Channel added.",
9171c791eb 2021-11-13 288: })),
9171c791eb 2021-11-13 289: Err(sqlx::Error::Database(err)) => {
9171c791eb 2021-11-13 290: match err.downcast::<sqlx::postgres::PgDatabaseError>().routine() {
9171c791eb 2021-11-13 291: Some("_bt_check_unique", ) => {
10c25017bb 2021-11-13 292: return Ok("Duplicate key.".to_string())
9171c791eb 2021-11-13 293: },
9171c791eb 2021-11-13 294: Some(_) => {
10c25017bb 2021-11-13 295: return Ok("Database error.".to_string())
9171c791eb 2021-11-13 296: },
9171c791eb 2021-11-13 297: None => {
10c25017bb 2021-11-13 298: return Ok("No database error extracted.".to_string())
9171c791eb 2021-11-13 299: },
9171c791eb 2021-11-13 300: };
9171c791eb 2021-11-13 301: },
9171c791eb 2021-11-13 302: Err(err) => {
9171c791eb 2021-11-13 303: bail!("Sorry, unknown error:\n{:#?}\n", err);
9171c791eb 2021-11-13 304: },
9171c791eb 2021-11-13 305: };
9171c791eb 2021-11-13 306: }
9171c791eb 2021-11-13 307:
9171c791eb 2021-11-13 308: async fn autofetch(&self) -> Result<()> {
9171c791eb 2021-11-13 309: let mut delay = chrono::Duration::minutes(1);
9171c791eb 2021-11-13 310: let mut now;
9171c791eb 2021-11-13 311: loop {
9171c791eb 2021-11-13 312: let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13 313: .with_context(|| format!("Autofetch fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13 314: now = chrono::Local::now();
9171c791eb 2021-11-13 315: 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';")
9171c791eb 2021-11-13 316: .fetch_all(&mut conn).await?;
9171c791eb 2021-11-13 317: for row in queue.iter() {
9171c791eb 2021-11-13 318: let source_id: i32 = row.try_get("source_id")?;
9171c791eb 2021-11-13 319: let owner: i64 = row.try_get("owner")?;
9171c791eb 2021-11-13 320: let next_fetch: DateTime<chrono::Local> = row.try_get("next_fetch")?;
9171c791eb 2021-11-13 321: if next_fetch < now {
9171c791eb 2021-11-13 322: let clone = Core {
9171c791eb 2021-11-13 323: owner_chat: telegram_bot::UserId::new(owner),
9171c791eb 2021-11-13 324: ..self.clone()
9171c791eb 2021-11-13 325: };
9171c791eb 2021-11-13 326: tokio::spawn(async move {
9171c791eb 2021-11-13 327: if let Err(err) = clone.check(&source_id, owner, true).await {
a7f91033c0 2021-11-13 328: if let Err(err) = clone.send(&format!("š {:?}", err), None, None) {
9171c791eb 2021-11-13 329: eprintln!("Check error: {}", err);
9171c791eb 2021-11-13 330: };
9171c791eb 2021-11-13 331: };
9171c791eb 2021-11-13 332: });
9171c791eb 2021-11-13 333: } else {
9171c791eb 2021-11-13 334: if next_fetch - now < delay {
9171c791eb 2021-11-13 335: delay = next_fetch - now;
9171c791eb 2021-11-13 336: }
9171c791eb 2021-11-13 337: }
9171c791eb 2021-11-13 338: };
9171c791eb 2021-11-13 339: queue.clear();
9171c791eb 2021-11-13 340: tokio::time::sleep(delay.to_std()?).await;
9171c791eb 2021-11-13 341: delay = chrono::Duration::minutes(1);
9171c791eb 2021-11-13 342: }
9171c791eb 2021-11-13 343: }
9171c791eb 2021-11-13 344:
a7f91033c0 2021-11-13 345: pub async fn list<S>(&self, owner: S) -> Result<String>
9171c791eb 2021-11-13 346: where S: Into<i64> {
9171c791eb 2021-11-13 347: let owner = owner.into();
c1e27b74ed 2021-11-13 348:
9171c791eb 2021-11-13 349: let mut reply = vec![];
9171c791eb 2021-11-13 350: let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13 351: .with_context(|| format!("List fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13 352: reply.push("Channels:".to_string());
c1e27b74ed 2021-11-13 353: let rows = sqlx::query("select source_id, channel, enabled, url, iv_hash, url_re from rsstg_source where owner = $1 order by source_id")
9171c791eb 2021-11-13 354: .bind(owner)
9171c791eb 2021-11-13 355: .fetch_all(&mut conn).await?;
9171c791eb 2021-11-13 356: for row in rows.iter() {
9171c791eb 2021-11-13 357: let source_id: i32 = row.try_get("source_id")?;
9171c791eb 2021-11-13 358: let username: &str = row.try_get("channel")?;
9171c791eb 2021-11-13 359: let enabled: bool = row.try_get("enabled")?;
9171c791eb 2021-11-13 360: let url: &str = row.try_get("url")?;
9171c791eb 2021-11-13 361: let iv_hash: Option<&str> = row.try_get("iv_hash")?;
c1e27b74ed 2021-11-13 362: let url_re: Option<&str> = row.try_get("url_re")?;
9171c791eb 2021-11-13 363: reply.push(format!("\n\\#ļøā£ {} \\*ļøā£ `{}` {}\nš `{}`", source_id, username,
9171c791eb 2021-11-13 364: match enabled {
9171c791eb 2021-11-13 365: true => "š enabled",
9171c791eb 2021-11-13 366: false => "ā disabled",
9171c791eb 2021-11-13 367: }, url));
9171c791eb 2021-11-13 368: if let Some(hash) = iv_hash {
c1e27b74ed 2021-11-13 369: reply.push(format!("IV: `{}`", hash));
c1e27b74ed 2021-11-13 370: }
c1e27b74ed 2021-11-13 371: if let Some(re) = url_re {
c1e27b74ed 2021-11-13 372: reply.push(format!("RE: `{}`", re));
9171c791eb 2021-11-13 373: }
9171c791eb 2021-11-13 374: };
a7f91033c0 2021-11-13 375: Ok(reply.join("\n"))
9171c791eb 2021-11-13 376: }
9171c791eb 2021-11-13 377: }