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}
fn debug(&self, msg: &str) -> Result<()> {
self.tg.spawn(SendMessage::new(self.owner_chat, msg));
Ok(())
}
async fn check(&self, id: &i32, real: bool) -> Result<()> {
async fn check<S>(&self, id: &i32, owner: S, real: bool) -> Result<()>
where S: Into<i64> {
let owner: i64 = owner.into();
let mut conn = self.pool.acquire().await
.with_context(|| format!("š Query queue fetch conn:\n{:?}", &self.pool))?;
let row = sqlx::query("select source_id, channel_id, url, iv_hash, owner from rsstg_source where source_id = $1")
let row = sqlx::query("select source_id, channel_id, url, iv_hash, owner from rsstg_source where source_id = $1 and owner = $2")
.bind(id)
.bind(owner)
.fetch_one(&mut conn).await
.with_context(|| format!("š Query source:\n{:?}", &self.pool))?;
drop(conn);
let channel_id: i64 = row.try_get("channel_id")?;
let destination = match real {
true => UserId::new(channel_id),
false => UserId::new(row.try_get("owner")?),
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sqlx::query("update rsstg_source set last_scrape = now() where source_id = $1;")
.bind(id)
.execute(&mut conn).await
.with_context(|| format!("š Update scrape:\n{:?}", &conn))?;
Ok(())
}
async fn clean(&self, source_id: i32) -> Result<()> {
async fn clean<S>(&self, source_id: &i32, id: S) -> Result<String>
where S: Into<i64> {
let id: i64 = id.into();
let mut conn = self.pool.acquire().await
.with_context(|| format!("š Clean fetch conn:\n{:?}", &self.pool))?;
sqlx::query("delete from rsstg_post where source_id = $1;")
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;")
.bind(source_id)
.bind(id)
.execute(&mut conn).await
.with_context(|| format!("š Clean seen posts:\n{:?}", &self.pool))?;
Ok(())
}
async fn enable(&self, source_id: &i32, id: telegram_bot::UserId) -> Result<&str> {
.with_context(|| format!("š Clean seen posts:\n{:?}", &self.pool))?
.rows_affected() {
0 => { Ok("No data found found\\.".to_string()) },
x => { Ok(format!("{} posts purged\\.", x)) },
}
}
async fn enable<S>(&self, source_id: &i32, id: S) -> Result<&str>
where S: Into<i64> {
let id: i64 = id.into();
let mut conn = self.pool.acquire().await
.with_context(|| format!("š Enable fetch conn:\n{:?}", &self.pool))?;
match sqlx::query("update rsstg_source set enabled = true where source_id = $1 and owner = $2")
.bind(source_id)
.bind(i64::from(id))
.bind(id)
.execute(&mut conn).await
.with_context(|| format!("š Enable source:\n\n{:?}", &self.pool))?
.rows_affected() {
1 => { Ok("Source disabled\\.") },
0 => { Ok("Source not found\\.") },
_ => { Err(anyhow!("Database error.")) },
}
}
async fn disable(&self, source_id: &i32, id: telegram_bot::UserId) -> Result<&str> {
async fn disable<S>(&self, source_id: &i32, id: S) -> Result<&str>
where S: Into<i64> {
let id: i64 = id.into();
let mut conn = self.pool.acquire().await
.with_context(|| format!("š Disable fetch conn:\n{:?}", &self.pool))?;
match sqlx::query("update rsstg_source set enabled = false where source_id = $1 and owner = $2")
.bind(source_id)
.bind(i64::from(id))
.bind(id)
.execute(&mut conn).await
.with_context(|| format!("š Disable source:\n\n{:?}", &self.pool))?
.rows_affected() {
1 => { Ok("Source disabled\\.") },
0 => { Ok("Source not found\\.") },
_ => { Err(anyhow!("Database error.")) },
}
}
async fn autofetch(&self) -> Result<()> {
let mut delay = chrono::Duration::minutes(5);
let mut now;
loop {
let mut conn = self.pool.acquire().await
.with_context(|| format!("š Autofetch fetch conn:\n{:?}", &self.pool))?;
now = chrono::Local::now();
let mut queue = sqlx::query("select source_id, next_fetch from rsstg_order natural left join rsstg_source natural left join rsstg_channel where next_fetch < now();")
let mut queue = sqlx::query("select source_id, next_fetch, owner from rsstg_order natural left join rsstg_source natural left join rsstg_channel where next_fetch < now();")
.fetch_all(&mut conn).await?;
for row in queue.iter() {
let source_id: i32 = row.try_get("source_id")?;
let owner: i64 = row.try_get("owner")?;
let next_fetch: DateTime<chrono::Local> = row.try_get("next_fetch")?;
if next_fetch < now {
sqlx::query("update rsstg_source set last_scrape = now() + interval '1 hour' where source_id = $1;")
.bind(source_id)
.execute(&mut conn).await
.with_context(|| format!("š Lock source:\n\n{:?}", &self.pool))?;
let clone = self.clone();
tokio::spawn(async move {
if let Err(err) = clone.check(&source_id.clone(), true).await {
if let Err(err) = clone.check(&source_id, owner, true).await {
if let Err(err) = clone.debug(&err.to_string()) {
eprintln!("Check error: {}", err);
};
};
});
} else {
if next_fetch - now < delay {
delay = next_fetch - now;
}
}
};
queue.clear();
tokio::time::delay_for(delay.to_std()?).await;
delay = chrono::Duration::minutes(5);
}
}
async fn list(&self, id: telegram_bot::UserId) -> Result<Vec<String>> {
let id = i64::from(id);
let mut reply = vec![];
let mut conn = self.pool.acquire().await
.with_context(|| format!("š List fetch conn:\n{:?}", &self.pool))?;
reply.push("Channels:".to_string());
let rows = sqlx::query("select source_id, username, enabled, url, iv_hash from rsstg_source left join rsstg_channel using (channel_id) where owner = $1 order by source_id")
.bind(id)
.fetch_all(&mut conn).await?;
for row in rows.iter() {
let source_id: i32 = row.try_get("source_id")?;
let username: &str = row.try_get("username")?;
let enabled: bool = row.try_get("enabled")?;
let url: &str = row.try_get("url")?;
let iv_hash: Option<&str> = row.try_get("iv_hash")?;
reply.push(format!("\n\\#ļøā£ {} \\*ļøā£ `{}` {}\nš `{}`", source_id, username,
match enabled {
true => "š enabled",
false => "ā disabled",
}, url));
if let Some(hash) = iv_hash {
reply.push(format!("IV `{}`", hash));
}
};
Ok(reply)
}
}
#[tokio::main]
async fn main() -> Result<()> {
let mut settings = config::Config::default();
settings.merge(config::File::with_name("rsstg"))?;
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"/start" => {
reply.push("We are open\\. Probably\\. Visit [channel](https://t.me/rsstg_bot_help/3) for details\\.".to_string());
},
// list
"/list" => {
match core.pool.acquire().await {
Err(err) => {
core.debug(&format!("š Disable fetch conn:\n{}\n{:?}", &err, &core.pool))?;
},
Ok(mut conn) => {
reply.push("Channels:".to_string());
let rows = sqlx::query("select source_id, username, enabled, url, iv_hash from rsstg_source left join rsstg_channel using (channel_id) where owner = $1 order by source_id")
.bind(i64::from(message.from.id))
.fetch_all(&mut conn).await?;
for row in rows.iter() {
//while let Some(row) = rows.try_next().await? {
let source_id: i32 = row.try_get("source_id")?;
let username: &str = row.try_get("username")?;
let enabled: bool = row.try_get("enabled")?;
let url: &str = row.try_get("url")?;
let iv_hash: Option<&str> = row.try_get("iv_hash")?;
reply.push(format!("\n\\#ļøā£ {} \\*ļøā£ `{}` {}\nš `{}`", source_id, username,
match enabled {
true => "š enabled",
false => "ā disabled",
}, url));
if let Some(hash) = iv_hash {
reply.push(format!("IV `{}`", hash));
}
}
},
};
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"/check" => {
match &words.next().unwrap().parse::<i32>() {
Err(err) => {
reply.push(format!("I need a number\\.\n{}", &err));
},
Ok(number) => {
match &core.check(number, false).await {
core.check(&number, message.from.id, false).await
Ok(_) => {
reply.push("Channel enabled\\.".to_string());
}
Err(err) => {
core.debug(&format!("š Channel check failed:\n{}", &err))?;
},
};
if core.owner != i64::from(message.from.id) {
reply.push("Reserved for testing\\.".to_string());
} else {
let source_id = words.next().unwrap().parse::<i32>().unwrap_or(0);
&core.clean(source_id).await?;
}
|