mailpot/core/src/db/posts.rs

331 lines
12 KiB
Rust

/*
* This file is part of mailpot
*
* Copyright 2020 - Manos Pitsidianakis
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
use super::*;
impl Database {
pub fn insert_post(&self, list_pk: i64, message: &[u8], env: &Envelope) -> Result<i64> {
let from_ = env.from();
let address = if from_.is_empty() {
String::new()
} else {
from_[0].get_email()
};
let mut datetime: std::borrow::Cow<'_, str> = env.date.as_str().into();
if env.timestamp != 0 {
datetime = melib::datetime::timestamp_to_string(
env.timestamp,
Some(melib::datetime::RFC3339_FMT_WITH_TIME),
true,
)
.into();
}
let message_id = env.message_id_display();
let mut stmt = self.connection.prepare(
"INSERT OR REPLACE INTO post(list, address, message_id, message, datetime, timestamp) VALUES(?, ?, ?, ?, ?, ?) RETURNING pk;",
)?;
let pk = stmt.query_row(
rusqlite::params![
&list_pk,
&address,
&message_id,
&message,
&datetime,
&env.timestamp
],
|row| {
let pk: i64 = row.get("pk")?;
Ok(pk)
},
)?;
trace!(
"insert_post list_pk {}, from {:?} message_id {:?} post_pk {}.",
list_pk,
address,
message_id,
pk
);
Ok(pk)
}
pub fn post(&self, env: &Envelope, raw: &[u8], _dry_run: bool) -> Result<()> {
let result = self.inner_post(env, raw, _dry_run);
if let Err(err) = result {
return match self.insert_to_error_queue(env, raw) {
Ok(idx) => Err(Error::from_kind(Information(format!(
"Inserted into error_queue at index {}",
idx
)))
.chain_err(|| err)),
Err(err2) => Err(err.chain_err(|| err2)),
};
}
result
}
fn inner_post(&self, env: &Envelope, raw: &[u8], _dry_run: bool) -> Result<()> {
trace!("Received envelope to post: {:#?}", &env);
let tos = env.to().to_vec();
if tos.is_empty() {
return Err("Envelope To: field is empty!".into());
}
if env.from().is_empty() {
return Err("Envelope From: field is empty!".into());
}
let mut lists = self.list_lists()?;
for t in &tos {
if let Some((addr, subaddr)) = t.subaddress("+") {
lists.retain(|list| {
if !addr.contains_address(&list.list_address()) {
return true;
}
if let Err(err) = ListRequest::try_from((subaddr.as_str(), env))
.and_then(|req| self.request(list, req, env, raw))
{
info!("Processing request returned error: {}", err);
}
false
});
}
}
lists.retain(|list| {
trace!(
"Is post related to list {}? {}",
&list,
tos.iter().any(|a| a.contains_address(&list.list_address()))
);
tos.iter().any(|a| a.contains_address(&list.list_address()))
});
if lists.is_empty() {
return Ok(());
}
let mut configuration = crate::config::Configuration::new();
crate::config::CONFIG.with(|f| {
configuration = f.borrow().clone();
});
trace!("Configuration is {:#?}", &configuration);
use crate::mail::{ListContext, Post, PostAction};
for mut list in lists {
trace!("Examining list {}", list.list_id());
let filters = self.get_list_filters(&list);
let memberships = self.list_members(list.pk)?;
trace!("List members {:#?}", &memberships);
let mut list_ctx = ListContext {
policy: self.get_list_policy(list.pk)?,
list_owners: self.get_list_owners(list.pk)?,
list: &mut list,
memberships: &memberships,
scheduled_jobs: vec![],
};
let mut post = Post {
from: env.from()[0].clone(),
bytes: raw.to_vec(),
to: env.to().to_vec(),
action: PostAction::Hold,
};
let result = filters
.into_iter()
.fold(Ok((&mut post, &mut list_ctx)), |p, f| {
p.and_then(|(p, c)| f.feed(p, c))
});
trace!("result {:#?}", result);
let Post { bytes, action, .. } = post;
let post_env = melib::Envelope::from_bytes(&bytes, None)?;
match action {
PostAction::Accept => {
let _post_pk = self.insert_post(list_ctx.list.pk, &bytes, &post_env)?;
for job in list_ctx.scheduled_jobs.iter() {
if let crate::mail::MailJob::Send { recipients } = job {
if !recipients.is_empty() {
trace!("recipients: {:?}", &recipients);
match &configuration.send_mail {
crate::config::SendMail::Smtp(ref smtp_conf) => {
let smtp_conf = smtp_conf.clone();
use melib::futures;
use melib::smol;
use melib::smtp::*;
let mut conn = smol::future::block_on(smol::spawn(
SmtpConnection::new_connection(smtp_conf.clone()),
))?;
futures::executor::block_on(conn.mail_transaction(
&String::from_utf8_lossy(&bytes),
Some(recipients),
))?;
}
_ => {}
}
} else {
trace!("list has no recipients");
}
}
}
/* - FIXME Save digest metadata in database */
}
PostAction::Reject { reason } => {
/* FIXME - Notify submitter */
trace!("PostAction::Reject {{ reason: {} }}", reason);
//futures::executor::block_on(conn.mail_transaction(&post.bytes, b)).unwrap();
return Err(PostRejected(reason).into());
}
PostAction::Defer { reason } => {
trace!("PostAction::Defer {{ reason: {} }}", reason);
/* - FIXME Notify submitter
* - FIXME Save in database */
}
PostAction::Hold => {
trace!("PostAction::Hold");
/* FIXME - Save in database */
}
}
}
Ok(())
}
pub fn request(
&self,
list: &DbVal<MailingList>,
request: ListRequest,
env: &Envelope,
_raw: &[u8],
) -> Result<()> {
match request {
ListRequest::Subscribe => {
trace!(
"subscribe action for addresses {:?} in list {}",
env.from(),
list
);
let list_policy = self.get_list_policy(list.pk)?;
let approval_needed = list_policy
.as_ref()
.map(|p| p.approval_needed)
.unwrap_or(false);
for f in env.from() {
let membership = ListMembership {
pk: 0,
list: list.pk,
address: f.get_email(),
name: f.get_display_name(),
digest: false,
hide_address: false,
receive_duplicates: true,
receive_own_posts: false,
receive_confirmation: true,
enabled: !approval_needed,
};
if approval_needed {
match self.add_candidate_member(list.pk, membership) {
Ok(_) => {}
Err(_err) => {}
}
//FIXME: send notification to list-owner
} else if let Err(_err) = self.add_member(list.pk, membership) {
//FIXME: send failure notice to f
} else {
//FIXME: send success notice
}
}
}
ListRequest::Unsubscribe => {
trace!(
"unsubscribe action for addresses {:?} in list {}",
env.from(),
list
);
for f in env.from() {
if let Err(_err) = self.remove_member(list.pk, &f.get_email()) {
//FIXME: send failure notice to f
} else {
//FIXME: send success notice to f
}
}
}
ListRequest::Other(ref req) if req == "owner" => {
trace!(
"list-owner mail action for addresses {:?} in list {}",
env.from(),
list
);
//FIXME: mail to list-owner
}
ListRequest::RetrieveMessages(ref message_ids) => {
trace!(
"retrieve messages {:?} action for addresses {:?} in list {}",
message_ids,
env.from(),
list
);
//FIXME
}
ListRequest::RetrieveArchive(ref from, ref to) => {
trace!(
"retrieve archie action from {:?} to {:?} for addresses {:?} in list {}",
from,
to,
env.from(),
list
);
//FIXME
}
ListRequest::SetDigest(ref toggle) => {
trace!(
"set digest action with value {} for addresses {:?} in list {}",
toggle,
env.from(),
list
);
}
ListRequest::Other(ref req) => {
trace!(
"unknown request action {} for addresses {:?} in list {}",
req,
env.from(),
list
);
}
}
Ok(())
}
pub fn months(&self, list_pk: i64) -> Result<Vec<String>> {
let mut stmt = self.connection.prepare(
"SELECT DISTINCT strftime('%Y-%m', CAST(timestamp AS INTEGER), 'unixepoch') FROM post WHERE list = ?;",
)?;
let months_iter = stmt.query_map([list_pk], |row| {
let val: String = row.get(0)?;
Ok(val)
})?;
let mut ret = vec![];
for month in months_iter {
let month = month?;
ret.push(month);
}
Ok(ret)
}
}