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.bind(*id)
.bind(owner)
.fetch_one(&mut conn).await
.with_context(|| format!("Query source:\n{:?}", &self.pool))?;
drop(conn);
let channel_id: i64 = row.try_get("channel_id")?;
let url: &str = row.try_get("url")?;
/*let url: Cow<'a, str> = match row.try_get("url") {
Ok(x) => String::from(x).to_owned().into(),
Err(err) => bail!("Test"),
};*/
let iv_hash: Option<&str> = row.try_get("iv_hash")?;
//let url_re: Option<sedregex::ReplaceCommand> = match row.try_get("url_re")? {
let url_re: Option<regex::Regex> = match row.try_get("url_re")? {
Some(x) => Some(Regex::new(x)?),
let url_re = match row.try_get("url_re")? {
Some(x) => Some(sedregex::ReplaceCommand::new(x)?),
None => None,
};
let destination = match real {
true => telegram_bot::UserId::new(channel_id),
false => telegram_bot::UserId::new(row.try_get("owner")?),
};
let mut this_fetch: Option<DateTime<chrono::FixedOffset>> = None;
let mut posts: BTreeMap<DateTime<chrono::FixedOffset>, String> = BTreeMap::new();
let content = reqwest::get(url).await?.bytes().await?;
match rss::Channel::read_from(&content[..]) {
Ok(feed) => {
for item in feed.items() {
match item.link() {
Some(link) => {
let date = match item.pub_date() {
Some(feed_date) => DateTime::parse_from_rfc2822(feed_date),
None => DateTime::parse_from_rfc3339(&item.dublin_core_ext().unwrap().dates()[0]),
}?;
let url = link.to_string();
posts.insert(date.clone(), url.clone());
let url = link;
posts.insert(date.clone(), url.into());
},
None => {}
}
};
},
Err(err) => match err {
rss::Error::InvalidStartTag => {
let feed = atom_syndication::Feed::read_from(&content[..])
.with_context(|| format!("Problem opening feed url:\n{}", &url))?;
for item in feed.entries() {
let date = item.published().unwrap();
let url = item.links()[0].href();
posts.insert(date.clone(), url.to_string());
posts.insert(date.clone(), url.into());
};
},
rss::Error::Eof => (),
_ => bail!("Unsupported or mangled content:\n{:?}\n{:#?}\n", &url, err)
}
};
for (date, url) in posts.iter() {
let mut conn = self.pool.acquire().await
.with_context(|| format!("Check post fetch conn:\n{:?}", &self.pool))?;
let row = sqlx::query("select exists(select true from rsstg_post where url = $1 and source_id = $2) as exists;")
.bind(&url)
.bind(url)
.bind(*id)
.fetch_one(&mut conn).await
.with_context(|| format!("Check post:\n{:?}", &conn))?;
let exists: bool = row.try_get("exists")?;
if ! exists {
if this_fetch == None || *date > this_fetch.unwrap() {
this_fetch = Some(*date);
};
self.tg.send( match iv_hash {
Some(x) => telegram_bot::SendMessage::new(destination, format!("<a href=\"https://t.me/iv?url={}&rhash={}\"> </a>{0}", match &url_re {
Some(hash) => telegram_bot::SendMessage::new(destination, format!("<a href=\"https://t.me/iv?url={}&rhash={}\"> </a>{0}", match url_re {
Some(x) => match x.captures(&url) {
Some(x) => {
bail!("Regex hit, result:\n{:#?}", &x[0]);
&x[0]
},
None => &url,
None => &url,
}, x)),
None => url,
}, hash)),
None => telegram_bot::SendMessage::new(destination, format!("{}", url)),
}.parse_mode(telegram_bot::types::ParseMode::Html)).await
.context("Can't post message:")?;
sqlx::query("insert into rsstg_post (source_id, posted, url) values ($1, $2, $3);")
.bind(*id)
.bind(date)
.bind(url)
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.with_context(|| format!("Delete fetch conn:\n{:?}", &self.pool))?;
match sqlx::query("delete from rsstg_source where source_id = $1 and owner = $2;")
.bind(source_id)
.bind(owner)
.execute(&mut conn).await
.with_context(|| format!("Delete source rule:\n{:?}", &self.pool))?
.rows_affected() {
0 => { Ok("No data found found\\.".to_string()) },
x => { Ok(format!("{} sources removed\\.", x)) },
0 => { Ok("No data found found.".to_string()) },
x => { Ok(format!("{} sources removed.", x)) },
}
}
pub async fn clean<S>(&self, source_id: &i32, owner: S) -> Result<String>
where S: Into<i64> {
let owner: i64 = owner.into();
let mut conn = self.pool.acquire().await
.with_context(|| format!("Clean fetch conn:\n{:?}", &self.pool))?;
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(owner)
.execute(&mut conn).await
.with_context(|| format!("Clean seen posts:\n{:?}", &self.pool))?
.rows_affected() {
0 => { Ok("No data found found\\.".to_string()) },
x => { Ok(format!("{} posts purged\\.", x)) },
0 => { Ok("No data found found.".to_string()) },
x => { Ok(format!("{} posts purged.", x)) },
}
}
pub async fn enable<S>(&self, source_id: &i32, owner: S) -> Result<&str>
where S: Into<i64> {
let owner: i64 = owner.into();
let mut conn = self.pool.acquire().await
.with_context(|| format!("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(owner)
.execute(&mut conn).await
.with_context(|| format!("Enable source:\n{:?}", &self.pool))?
.rows_affected() {
1 => { Ok("Source enabled\\.") },
0 => { Ok("Source not found\\.") },
1 => { Ok("Source enabled.") },
0 => { Ok("Source not found.") },
_ => { Err(anyhow!("Database error.")) },
}
}
pub async fn disable<S>(&self, source_id: &i32, owner: S) -> Result<&str>
where S: Into<i64> {
let owner: i64 = owner.into();
let mut conn = self.pool.acquire().await
.with_context(|| format!("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(owner)
.execute(&mut conn).await
.with_context(|| format!("Disable source:\n{:?}", &self.pool))?
.rows_affected() {
1 => { Ok("Source disabled\\.") },
0 => { Ok("Source not found\\.") },
1 => { Ok("Source disabled.") },
0 => { Ok("Source not found.") },
_ => { Err(anyhow!("Database error.")) },
}
}
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>
where S: Into<i64> {
let owner: i64 = owner.into();
let mut conn = self.pool.acquire().await
.with_context(|| format!("Update fetch conn:\n{:?}", &self.pool))?;
match match update {
Some(id) => {
sqlx::query("update rsstg_source set channel_id = $2, url = $3, iv_hash = $4, owner = $5, channel = $6 where source_id = $1").bind(id)
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)
},
None => {
sqlx::query("insert into rsstg_source (channel_id, url, iv_hash, owner, channel, url_re) values ($1, $2, $3, $4, $5, $6)")
},
}
.bind(channel_id)
.bind(url)
.bind(iv_hash)
.bind(owner)
.bind(channel)
.bind(url_re)
.execute(&mut conn).await {
Ok(_) => return Ok(String::from(match update {
Some(_) => "Channel updated\\.",
None => "Channel added\\.",
Some(_) => "Channel updated.",
None => "Channel added.",
})),
Err(sqlx::Error::Database(err)) => {
match err.downcast::<sqlx::postgres::PgDatabaseError>().routine() {
Some("_bt_check_unique", ) => {
return Ok("Duplicate key\\.".to_string())
return Ok("Duplicate key.".to_string())
},
Some(_) => {
return Ok("Database error\\.".to_string())
return Ok("Database error.".to_string())
},
None => {
return Ok("No database error extracted\\.".to_string())
return Ok("No database error extracted.".to_string())
},
};
},
Err(err) => {
bail!("Sorry, unknown error:\n{:#?}\n", err);
},
};
|