b4af85e31b 2025-06-29 1: use std::{
b4af85e31b 2025-06-29 2: borrow::Cow,
b4af85e31b 2025-06-29 3: fmt,
b4af85e31b 2025-06-29 4: };
0340541002 2025-04-24 5:
0340541002 2025-04-24 6: use anyhow::{
0340541002 2025-04-24 7: Result,
0340541002 2025-04-24 8: bail,
fae13a0e55 2025-06-28 9: };
fae13a0e55 2025-06-28 10: use async_std::sync::{
fae13a0e55 2025-06-28 11: Arc,
fae13a0e55 2025-06-28 12: Mutex,
0340541002 2025-04-24 13: };
0340541002 2025-04-24 14: use chrono::{
0340541002 2025-04-24 15: DateTime,
0340541002 2025-04-24 16: FixedOffset,
0340541002 2025-04-24 17: Local,
0340541002 2025-04-24 18: };
0340541002 2025-04-24 19: use sqlx::{
0340541002 2025-04-24 20: Postgres,
0340541002 2025-04-24 21: Row,
0340541002 2025-04-24 22: postgres::PgPoolOptions,
0340541002 2025-04-24 23: pool::PoolConnection,
0340541002 2025-04-24 24: };
0340541002 2025-04-24 25:
0340541002 2025-04-24 26: #[derive(sqlx::FromRow, Debug)]
0340541002 2025-04-24 27: pub struct List {
e3f7eeb26a 2025-04-26 28: pub source_id: i32,
0340541002 2025-04-24 29: pub channel: String,
0340541002 2025-04-24 30: pub enabled: bool,
0340541002 2025-04-24 31: pub url: String,
0340541002 2025-04-24 32: pub iv_hash: Option<String>,
0340541002 2025-04-24 33: pub url_re: Option<String>,
bb89b6fab8 2025-06-15 34: }
bb89b6fab8 2025-06-15 35:
b4af85e31b 2025-06-29 36: impl fmt::Display for List {
b4af85e31b 2025-06-29 37: fn fmt(&self, f: &mut fmt::Formatter<'_>) -> Result<(), fmt::Error> {
c6d3e97290 2025-07-01 38: write!(f, "#{} \\*ļøā£ `{}` {}\nš `{}`", self.source_id, self.channel,
b4af85e31b 2025-06-29 39: match self.enabled {
b4af85e31b 2025-06-29 40: true => "š enabled",
b4af85e31b 2025-06-29 41: false => "ā disabled",
b4af85e31b 2025-06-29 42: }, self.url)?;
b4af85e31b 2025-06-29 43: if let Some(iv_hash) = &self.iv_hash {
b4af85e31b 2025-06-29 44: write!(f, "\nIV: `{iv_hash}`")?;
b4af85e31b 2025-06-29 45: }
b4af85e31b 2025-06-29 46: if let Some(url_re) = &self.url_re {
b4af85e31b 2025-06-29 47: write!(f, "\nRE: `{url_re}`")?;
b4af85e31b 2025-06-29 48: }
b4af85e31b 2025-06-29 49: Ok(())
b4af85e31b 2025-06-29 50: }
b4af85e31b 2025-06-29 51: }
b4af85e31b 2025-06-29 52:
0340541002 2025-04-24 53: #[derive(sqlx::FromRow, Debug)]
0340541002 2025-04-24 54: pub struct Source {
0340541002 2025-04-24 55: pub channel_id: i64,
0340541002 2025-04-24 56: pub url: String,
0340541002 2025-04-24 57: pub iv_hash: Option<String>,
0340541002 2025-04-24 58: pub owner: i64,
0340541002 2025-04-24 59: pub url_re: Option<String>,
0340541002 2025-04-24 60: }
0340541002 2025-04-24 61:
0340541002 2025-04-24 62: #[derive(sqlx::FromRow)]
0340541002 2025-04-24 63: pub struct Queue {
0340541002 2025-04-24 64: pub source_id: Option<i32>,
0340541002 2025-04-24 65: pub next_fetch: Option<DateTime<Local>>,
0340541002 2025-04-24 66: pub owner: Option<i64>,
0340541002 2025-04-24 67: }
0340541002 2025-04-24 68:
0340541002 2025-04-24 69: #[derive(Clone)]
c6d3e97290 2025-07-01 70: pub struct Db (
c6d3e97290 2025-07-01 71: Arc<Mutex<sqlx::Pool<sqlx::Postgres>>>,
c6d3e97290 2025-07-01 72: );
bb89b6fab8 2025-06-15 73:
bb89b6fab8 2025-06-15 74: impl Db {
bb89b6fab8 2025-06-15 75: pub fn new (pguri: &str) -> Result<Db> {
c6d3e97290 2025-07-01 76: Ok(Db (
c6d3e97290 2025-07-01 77: Arc::new(Mutex::new(PgPoolOptions::new()
bb89b6fab8 2025-06-15 78: .max_connections(5)
bb89b6fab8 2025-06-15 79: .acquire_timeout(std::time::Duration::new(300, 0))
bb89b6fab8 2025-06-15 80: .idle_timeout(std::time::Duration::new(60, 0))
fae13a0e55 2025-06-28 81: .connect_lazy(pguri)?)),
c6d3e97290 2025-07-01 82: ))
bb89b6fab8 2025-06-15 83: }
bb89b6fab8 2025-06-15 84:
bb89b6fab8 2025-06-15 85: pub async fn begin(&self) -> Result<Conn> {
c6d3e97290 2025-07-01 86: let pool = self.0.lock_arc().await;
c6d3e97290 2025-07-01 87: let conn = Conn ( pool.acquire().await? );
bb89b6fab8 2025-06-15 88: Ok(conn)
bb89b6fab8 2025-06-15 89: }
bb89b6fab8 2025-06-15 90: }
bb89b6fab8 2025-06-15 91:
c6d3e97290 2025-07-01 92: pub struct Conn (
c6d3e97290 2025-07-01 93: PoolConnection<Postgres>,
c6d3e97290 2025-07-01 94: );
bb89b6fab8 2025-06-15 95:
c6d3e97290 2025-07-01 96: impl Conn {
bb89b6fab8 2025-06-15 97: pub async fn add_post (&mut self, source_id: i32, date: &DateTime<FixedOffset>, post_url: &str) -> Result<()> {
bb89b6fab8 2025-06-15 98: sqlx::query("insert into rsstg_post (source_id, posted, url) values ($1, $2, $3);")
bb89b6fab8 2025-06-15 99: .bind(source_id)
bb89b6fab8 2025-06-15 100: .bind(date)
bb89b6fab8 2025-06-15 101: .bind(post_url)
c6d3e97290 2025-07-01 102: .execute(&mut *self.0).await?;
bb89b6fab8 2025-06-15 103: Ok(())
bb89b6fab8 2025-06-15 104: }
bb89b6fab8 2025-06-15 105:
bb89b6fab8 2025-06-15 106: pub async fn clean <I> (&mut self, source_id: i32, owner: I) -> Result<Cow<'_, str>>
bb89b6fab8 2025-06-15 107: where I: Into<i64> {
bb89b6fab8 2025-06-15 108: 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;")
bb89b6fab8 2025-06-15 109: .bind(source_id)
bb89b6fab8 2025-06-15 110: .bind(owner.into())
c6d3e97290 2025-07-01 111: .execute(&mut *self.0).await?.rows_affected() {
0340541002 2025-04-24 112: 0 => { Ok("No data found found.".into()) },
0340541002 2025-04-24 113: x => { Ok(format!("{x} posts purged.").into()) },
0340541002 2025-04-24 114: }
0340541002 2025-04-24 115: }
0340541002 2025-04-24 116:
bb89b6fab8 2025-06-15 117: pub async fn delete <I> (&mut self, source_id: i32, owner: I) -> Result<Cow<'_, str>>
bb89b6fab8 2025-06-15 118: where I: Into<i64> {
0340541002 2025-04-24 119: match sqlx::query("delete from rsstg_source where source_id = $1 and owner = $2;")
0340541002 2025-04-24 120: .bind(source_id)
bb89b6fab8 2025-06-15 121: .bind(owner.into())
c6d3e97290 2025-07-01 122: .execute(&mut *self.0).await?.rows_affected() {
0340541002 2025-04-24 123: 0 => { Ok("No data found found.".into()) },
0340541002 2025-04-24 124: x => { Ok(format!("{} sources removed.", x).into()) },
0340541002 2025-04-24 125: }
0340541002 2025-04-24 126: }
0340541002 2025-04-24 127:
bb89b6fab8 2025-06-15 128: pub async fn disable <I> (&mut self, source_id: i32, owner: I) -> Result<&str>
bb89b6fab8 2025-06-15 129: where I: Into<i64> {
0340541002 2025-04-24 130: match sqlx::query("update rsstg_source set enabled = false where source_id = $1 and owner = $2")
0340541002 2025-04-24 131: .bind(source_id)
bb89b6fab8 2025-06-15 132: .bind(owner.into())
c6d3e97290 2025-07-01 133: .execute(&mut *self.0).await?.rows_affected() {
0340541002 2025-04-24 134: 1 => { Ok("Source disabled.") },
0340541002 2025-04-24 135: 0 => { Ok("Source not found.") },
0340541002 2025-04-24 136: _ => { bail!("Database error.") },
0340541002 2025-04-24 137: }
0340541002 2025-04-24 138: }
0340541002 2025-04-24 139:
bb89b6fab8 2025-06-15 140: pub async fn enable <I> (&mut self, source_id: i32, owner: I) -> Result<&str>
bb89b6fab8 2025-06-15 141: where I: Into<i64> {
0340541002 2025-04-24 142: match sqlx::query("update rsstg_source set enabled = true where source_id = $1 and owner = $2")
0340541002 2025-04-24 143: .bind(source_id)
bb89b6fab8 2025-06-15 144: .bind(owner.into())
c6d3e97290 2025-07-01 145: .execute(&mut *self.0).await?.rows_affected() {
0340541002 2025-04-24 146: 1 => { Ok("Source enabled.") },
0340541002 2025-04-24 147: 0 => { Ok("Source not found.") },
0340541002 2025-04-24 148: _ => { bail!("Database error.") },
0340541002 2025-04-24 149: }
0340541002 2025-04-24 150: }
0340541002 2025-04-24 151:
bb89b6fab8 2025-06-15 152: pub async fn exists <I> (&mut self, post_url: &str, id: I) -> Result<Option<bool>>
bb89b6fab8 2025-06-15 153: where I: Into<i64> {
0340541002 2025-04-24 154: let row = sqlx::query("select exists(select true from rsstg_post where url = $1 and source_id = $2) as exists;")
0340541002 2025-04-24 155: .bind(post_url)
bb89b6fab8 2025-06-15 156: .bind(id.into())
c6d3e97290 2025-07-01 157: .fetch_one(&mut *self.0).await?;
0340541002 2025-04-24 158: let exists: Option<bool> = row.try_get("exists")?;
0340541002 2025-04-24 159: Ok(exists)
0340541002 2025-04-24 160: }
0340541002 2025-04-24 161:
0340541002 2025-04-24 162: pub async fn get_queue (&mut self) -> Result<Vec<Queue>> {
0340541002 2025-04-24 163: let block: Vec<Queue> = sqlx::query_as("select source_id, next_fetch, owner from rsstg_order natural left join rsstg_source where next_fetch < now() + interval '1 minute';")
c6d3e97290 2025-07-01 164: .fetch_all(&mut *self.0).await?;
0340541002 2025-04-24 165: Ok(block)
0340541002 2025-04-24 166: }
0340541002 2025-04-24 167:
bb89b6fab8 2025-06-15 168: pub async fn get_list <I> (&mut self, owner: I) -> Result<Vec<List>>
bb89b6fab8 2025-06-15 169: where I: Into<i64> {
bb89b6fab8 2025-06-15 170: let source: Vec<List> = sqlx::query_as("select source_id, channel, enabled, url, iv_hash, url_re from rsstg_source where owner = $1 order by source_id")
bb89b6fab8 2025-06-15 171: .bind(owner.into())
c6d3e97290 2025-07-01 172: .fetch_all(&mut *self.0).await?;
b4af85e31b 2025-06-29 173: Ok(source)
b4af85e31b 2025-06-29 174: }
b4af85e31b 2025-06-29 175:
b4af85e31b 2025-06-29 176: pub async fn get_one <I> (&mut self, owner: I, id: i32) -> Result<Option<List>>
b4af85e31b 2025-06-29 177: where I: Into<i64> {
b4af85e31b 2025-06-29 178: let source: Option<List> = sqlx::query_as("select source_id, channel, enabled, url, iv_hash, url_re from rsstg_source where owner = $1 and source_id = $2")
b4af85e31b 2025-06-29 179: .bind(owner.into())
b4af85e31b 2025-06-29 180: .bind(id)
c6d3e97290 2025-07-01 181: .fetch_optional(&mut *self.0).await?;
bb89b6fab8 2025-06-15 182: Ok(source)
bb89b6fab8 2025-06-15 183: }
bb89b6fab8 2025-06-15 184:
bb89b6fab8 2025-06-15 185: pub async fn get_source <I> (&mut self, id: i32, owner: I) -> Result<Source>
bb89b6fab8 2025-06-15 186: where I: Into<i64> {
bb89b6fab8 2025-06-15 187: let source: Source = sqlx::query_as("select channel_id, url, iv_hash, owner, url_re from rsstg_source where source_id = $1 and owner = $2")
bb89b6fab8 2025-06-15 188: .bind(id)
bb89b6fab8 2025-06-15 189: .bind(owner.into())
c6d3e97290 2025-07-01 190: .fetch_one(&mut *self.0).await?;
bb89b6fab8 2025-06-15 191: Ok(source)
bb89b6fab8 2025-06-15 192: }
bb89b6fab8 2025-06-15 193:
bb89b6fab8 2025-06-15 194: pub async fn set_scrape <I> (&mut self, id: I) -> Result<()>
bb89b6fab8 2025-06-15 195: where I: Into<i64> {
bb89b6fab8 2025-06-15 196: sqlx::query("update rsstg_source set last_scrape = now() where source_id = $1;")
bb89b6fab8 2025-06-15 197: .bind(id.into())
c6d3e97290 2025-07-01 198: .execute(&mut *self.0).await?;
bb89b6fab8 2025-06-15 199: Ok(())
bb89b6fab8 2025-06-15 200: }
bb89b6fab8 2025-06-15 201:
bb89b6fab8 2025-06-15 202: pub async fn update <I> (&mut self, update: Option<i32>, channel: &str, channel_id: i64, url: &str, iv_hash: Option<&str>, url_re: Option<&str>, owner: I) -> Result<&str>
bb89b6fab8 2025-06-15 203: where I: Into<i64> {
0340541002 2025-04-24 204: match match update {
0340541002 2025-04-24 205: Some(id) => {
0340541002 2025-04-24 206: 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")
0340541002 2025-04-24 207: .bind(id)
0340541002 2025-04-24 208: },
0340541002 2025-04-24 209: None => {
0340541002 2025-04-24 210: sqlx::query("insert into rsstg_source (channel_id, url, iv_hash, owner, channel, url_re) values ($1, $2, $3, $4, $5, $6)")
0340541002 2025-04-24 211: },
0340541002 2025-04-24 212: }
0340541002 2025-04-24 213: .bind(channel_id)
0340541002 2025-04-24 214: .bind(url)
0340541002 2025-04-24 215: .bind(iv_hash)
bb89b6fab8 2025-06-15 216: .bind(owner.into())
0340541002 2025-04-24 217: .bind(channel)
0340541002 2025-04-24 218: .bind(url_re)
c6d3e97290 2025-07-01 219: .execute(&mut *self.0).await
0340541002 2025-04-24 220: {
0340541002 2025-04-24 221: Ok(_) => Ok(match update {
0340541002 2025-04-24 222: Some(_) => "Channel updated.",
0340541002 2025-04-24 223: None => "Channel added.",
0340541002 2025-04-24 224: }),
0340541002 2025-04-24 225: Err(sqlx::Error::Database(err)) => {
0340541002 2025-04-24 226: match err.downcast::<sqlx::postgres::PgDatabaseError>().routine() {
0340541002 2025-04-24 227: Some("_bt_check_unique", ) => {
0340541002 2025-04-24 228: Ok("Duplicate key.")
0340541002 2025-04-24 229: },
0340541002 2025-04-24 230: Some(_) => {
0340541002 2025-04-24 231: Ok("Database error.")
0340541002 2025-04-24 232: },
0340541002 2025-04-24 233: None => {
0340541002 2025-04-24 234: Ok("No database error extracted.")
0340541002 2025-04-24 235: },
0340541002 2025-04-24 236: }
0340541002 2025-04-24 237: },
0340541002 2025-04-24 238: Err(err) => {
0340541002 2025-04-24 239: bail!("Sorry, unknown error:\n{err:#?}\n");
0340541002 2025-04-24 240: },
0340541002 2025-04-24 241: }
0340541002 2025-04-24 242: }
0340541002 2025-04-24 243: }