863 lines
37 KiB
Rust
863 lines
37 KiB
Rust
/*
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* meli - imap module.
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*
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* Copyright 2019 Manos Pitsidianakis
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*
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* This file is part of meli.
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*
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* meli is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* meli is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with meli. If not, see <http://www.gnu.org/licenses/>.
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*/
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#[macro_use]
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mod protocol_parser;
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pub use protocol_parser::{UntaggedResponse::*, *};
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mod folder;
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pub use folder::*;
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mod operations;
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pub use operations::*;
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mod connection;
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pub use connection::*;
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extern crate native_tls;
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use crate::async_workers::{Async, AsyncBuilder, AsyncStatus};
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use crate::backends::BackendOp;
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use crate::backends::FolderHash;
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use crate::backends::RefreshEvent;
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use crate::backends::RefreshEventKind::{self, *};
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use crate::backends::{BackendFolder, Folder, MailBackend, RefreshEventConsumer};
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use crate::conf::AccountSettings;
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use crate::email::*;
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use crate::error::{MeliError, Result};
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use fnv::{FnvHashMap, FnvHashSet};
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use native_tls::TlsConnector;
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use std::iter::FromIterator;
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use std::net::SocketAddr;
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use std::str::FromStr;
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use std::sync::{Arc, Mutex};
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pub type UID = usize;
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#[derive(Debug)]
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pub struct ImapType {
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account_name: String,
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server_hostname: String,
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server_username: String,
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server_password: String,
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connection: Arc<Mutex<ImapConnection>>,
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danger_accept_invalid_certs: bool,
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capabilities: FnvHashSet<Vec<u8>>,
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folders: FnvHashMap<FolderHash, ImapFolder>,
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folder_connections: FnvHashMap<FolderHash, Arc<Mutex<ImapConnection>>>,
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hash_index: Arc<Mutex<FnvHashMap<EnvelopeHash, (UID, FolderHash)>>>,
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uid_index: Arc<Mutex<FnvHashMap<usize, EnvelopeHash>>>,
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}
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impl MailBackend for ImapType {
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fn get(&mut self, folder: &Folder) -> Async<Result<Vec<Envelope>>> {
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macro_rules! exit_on_error {
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($tx:expr,$($result:expr)+) => {
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$(if let Err(e) = $result {
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$tx.send(AsyncStatus::Payload(Err(e)));
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std::process::exit(1);
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})+
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};
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};
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let mut w = AsyncBuilder::new();
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let handle = {
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let tx = w.tx();
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let hash_index = self.hash_index.clone();
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let uid_index = self.uid_index.clone();
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let folder_path = folder.path().to_string();
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let folder_hash = folder.hash();
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let connection = self.folder_connections[&folder_hash].clone();
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let closure = move || {
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let connection = connection.clone();
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let tx = tx.clone();
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let mut response = String::with_capacity(8 * 1024);
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{
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let mut conn = connection.lock().unwrap();
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debug!("locked for get {}", folder_path);
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exit_on_error!(&tx,
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conn.send_command(format!("EXAMINE {}", folder_path).as_bytes())
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conn.read_response(&mut response)
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);
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}
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let examine_response = protocol_parser::select_response(&response)
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.to_full_result()
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.map_err(MeliError::from);
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exit_on_error!(&tx, examine_response);
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let mut exists: usize = match examine_response.unwrap() {
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SelectResponse::Ok(ok) => ok.exists,
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SelectResponse::Bad(b) => b.exists,
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};
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while exists > 1 {
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let mut envelopes = vec![];
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{
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let mut conn = connection.lock().unwrap();
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exit_on_error!(&tx,
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conn.send_command(format!("UID FETCH {}:{} (FLAGS RFC822.HEADER)", std::cmp::max(exists.saturating_sub(10000), 1), exists).as_bytes())
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conn.read_response(&mut response)
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);
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}
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debug!(
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"fetch response is {} bytes and {} lines",
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response.len(),
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response.lines().collect::<Vec<&str>>().len()
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);
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match protocol_parser::uid_fetch_response(response.as_bytes())
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.to_full_result()
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.map_err(MeliError::from)
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{
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Ok(v) => {
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debug!("responses len is {}", v.len());
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for (uid, flags, b) in v {
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if let Ok(e) = Envelope::from_bytes(&b, flags) {
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hash_index
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.lock()
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.unwrap()
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.insert(e.hash(), (uid, folder_hash));
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uid_index.lock().unwrap().insert(uid, e.hash());
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envelopes.push(e);
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}
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}
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}
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Err(e) => {
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debug!(&e);
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tx.send(AsyncStatus::Payload(Err(e)));
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}
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}
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exists = std::cmp::max(exists.saturating_sub(10000), 1);
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debug!("sending payload");
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tx.send(AsyncStatus::Payload(Ok(envelopes)));
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}
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tx.send(AsyncStatus::Finished);
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};
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Box::new(closure)
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};
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w.build(handle)
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}
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fn watch(&self, sender: RefreshEventConsumer) -> Result<()> {
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macro_rules! exit_on_error {
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($sender:expr, $folder_hash:ident, $($result:expr)+) => {
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$(if let Err(e) = $result {
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debug!("failure: {}", e.to_string());
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$sender.send(RefreshEvent {
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hash: $folder_hash,
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kind: RefreshEventKind::Failure(e),
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});
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std::process::exit(1);
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})+
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};
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};
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let has_idle: bool = self.capabilities.contains(&b"IDLE"[0..]);
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let sender = Arc::new(sender);
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for f in self.folders.values() {
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let mut conn = self.new_connection();
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let main_conn = self.connection.clone();
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let f_path = f.path().to_string();
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let hash_index = self.hash_index.clone();
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let uid_index = self.uid_index.clone();
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let folder_hash = f.hash();
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let sender = sender.clone();
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std::thread::Builder::new()
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.name(format!(
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"{},{}: imap connection",
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self.account_name.as_str(),
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f_path.as_str()
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))
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.spawn(move || {
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let mut response = String::with_capacity(8 * 1024);
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exit_on_error!(
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sender.as_ref(),
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folder_hash,
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conn.read_response(&mut response)
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conn.send_command(format!("SELECT {}", f_path).as_bytes())
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conn.read_response(&mut response)
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);
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debug!("select response {}", &response);
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let mut prev_exists = match protocol_parser::select_response(&response)
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.to_full_result()
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.map_err(MeliError::from)
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{
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Ok(SelectResponse::Bad(bad)) => {
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debug!(bad);
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panic!("could not select mailbox");
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}
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Ok(SelectResponse::Ok(ok)) => {
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debug!(&ok);
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ok.exists
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}
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Err(e) => {
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debug!("{:?}", e);
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panic!("could not select mailbox");
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}
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};
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if has_idle {
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exit_on_error!(sender.as_ref(), folder_hash, conn.send_command(b"IDLE"));
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let mut iter = ImapBlockingConnection::from(conn);
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let mut beat = std::time::Instant::now();
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let _26_mins = std::time::Duration::from_secs(26 * 60);
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while let Some(line) = iter.next() {
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let now = std::time::Instant::now();
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if now.duration_since(beat) >= _26_mins {
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exit_on_error!(
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sender.as_ref(),
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folder_hash,
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iter.conn.set_nonblocking(true)
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iter.conn.send_raw(b"DONE")
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iter.conn.read_response(&mut response)
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);
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exit_on_error!(
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sender.as_ref(),
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folder_hash,
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iter.conn.send_command(b"IDLE")
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iter.conn.set_nonblocking(false)
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);
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{
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exit_on_error!(
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sender.as_ref(),
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folder_hash,
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main_conn.lock().unwrap().send_command(b"NOOP")
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main_conn.lock().unwrap().read_response(&mut response)
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);
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}
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beat = now;
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}
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match protocol_parser::untagged_responses(line.as_slice())
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.to_full_result()
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.map_err(MeliError::from)
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{
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Ok(Some(Recent(_))) => {
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/* UID SEARCH RECENT */
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exit_on_error!(
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sender.as_ref(),
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folder_hash,
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iter.conn.set_nonblocking(true)
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iter.conn.send_raw(b"DONE")
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iter.conn.read_response(&mut response)
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iter.conn.send_command(b"UID SEARCH RECENT")
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iter.conn.read_response(&mut response)
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);
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match protocol_parser::search_results_raw(response.as_bytes())
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.to_full_result()
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.map_err(MeliError::from)
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{
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Ok(&[]) => {
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debug!("UID SEARCH RECENT returned no results");
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}
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Ok(v) => {
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exit_on_error!(
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sender.as_ref(),
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folder_hash,
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iter.conn.send_command(
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&[b"UID FETCH", v, b"(FLAGS RFC822.HEADER)"]
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.join(&b' '),
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)
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iter.conn.read_response(&mut response)
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);
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debug!(&response);
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match protocol_parser::uid_fetch_response(
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response.as_bytes(),
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)
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.to_full_result()
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.map_err(MeliError::from)
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{
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Ok(v) => {
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for (uid, flags, b) in v {
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if let Ok(env) =
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Envelope::from_bytes(&b, flags)
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{
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hash_index.lock().unwrap().insert(
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env.hash(),
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(uid, folder_hash),
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);
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uid_index
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.lock()
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.unwrap()
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.insert(uid, env.hash());
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debug!(
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"Create event {} {} {}",
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env.hash(),
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env.subject(),
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f_path.as_str()
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);
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sender.send(RefreshEvent {
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hash: folder_hash,
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kind: Create(Box::new(env)),
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});
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}
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}
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}
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Err(e) => {
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debug!(e);
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}
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}
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}
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Err(e) => {
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debug!(
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"UID SEARCH RECENT err: {}\nresp: {}",
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e.to_string(),
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&response
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);
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}
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}
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exit_on_error!(
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sender.as_ref(),
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folder_hash,
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iter.conn.send_command(b"IDLE")
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iter.conn.set_nonblocking(false)
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);
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}
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Ok(Some(Expunge(n))) => {
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debug!("expunge {}", n);
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}
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Ok(Some(Exists(n))) => {
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exit_on_error!(
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sender.as_ref(),
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folder_hash,
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iter.conn.set_nonblocking(true)
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iter.conn.send_raw(b"DONE")
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iter.conn.read_response(&mut response)
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);
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/* UID FETCH ALL UID, cross-ref, then FETCH difference headers
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* */
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debug!("exists {}", n);
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if n > prev_exists {
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exit_on_error!(
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sender.as_ref(),
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folder_hash,
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iter.conn.send_command(
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&[
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b"FETCH",
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format!("{}:{}", prev_exists + 1, n).as_bytes(),
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b"(UID FLAGS RFC822.HEADER)",
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]
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.join(&b' '),
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)
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iter.conn.read_response(&mut response)
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);
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match protocol_parser::uid_fetch_response(
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response.as_bytes(),
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)
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.to_full_result()
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.map_err(MeliError::from)
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{
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Ok(v) => {
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for (uid, flags, b) in v {
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if let Ok(env) = Envelope::from_bytes(&b, flags)
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{
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hash_index
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.lock()
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.unwrap()
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.insert(env.hash(), (uid, folder_hash));
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uid_index
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.lock()
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.unwrap()
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.insert(uid, env.hash());
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debug!(
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"Create event {} {} {}",
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env.hash(),
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env.subject(),
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f_path.as_str()
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);
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sender.send(RefreshEvent {
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hash: folder_hash,
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kind: Create(Box::new(env)),
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});
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}
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}
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}
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Err(e) => {
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debug!(e);
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}
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}
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prev_exists = n;
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} else if n < prev_exists {
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prev_exists = n;
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}
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exit_on_error!(
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sender.as_ref(),
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folder_hash,
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iter.conn.send_command(b"IDLE")
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iter.conn.set_nonblocking(false)
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);
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}
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Ok(None) | Err(_) => {}
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}
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}
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debug!("failure");
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sender.send(RefreshEvent {
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hash: folder_hash,
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kind: RefreshEventKind::Failure(MeliError::new("conn_error")),
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});
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return;
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} else {
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loop {
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{
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exit_on_error!(
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sender.as_ref(),
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folder_hash,
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main_conn.lock().unwrap().send_command(b"NOOP")
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main_conn.lock().unwrap().read_response(&mut response)
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);
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}
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exit_on_error!(
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sender.as_ref(),
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folder_hash,
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conn.send_command(b"NOOP")
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conn.read_response(&mut response)
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);
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for r in response.lines() {
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// FIXME mimic IDLE
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debug!(&r);
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}
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std::thread::sleep(std::time::Duration::from_millis(10 * 1000));
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}
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}
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})?;
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}
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Ok(())
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}
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fn folders(&self) -> FnvHashMap<FolderHash, Folder> {
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if !self.folders.is_empty() {
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return self
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.folders
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.iter()
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.map(|(h, f)| (*h, f.clone() as Folder))
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.collect();
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}
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let mut folders: FnvHashMap<FolderHash, ImapFolder> = Default::default();
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let mut res = String::with_capacity(8 * 1024);
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let mut conn = self.connection.lock().unwrap();
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conn.send_command(b"LIST \"\" \"*\"").unwrap();
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conn.read_response(&mut res).unwrap();
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debug!("out: {}", &res);
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for l in res.lines().map(|l| l.trim()) {
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if let Ok(mut folder) =
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protocol_parser::list_folder_result(l.as_bytes()).to_full_result()
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{
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if let Some(parent) = folder.parent {
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if folders.contains_key(&parent) {
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folders
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.entry(parent)
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.and_modify(|e| e.children.push(folder.hash));
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} else {
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/* Insert dummy parent entry, populating only the children field. Later
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* when we encounter the parent entry we will swap its children with
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* dummy's */
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folders.insert(
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parent,
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ImapFolder {
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children: vec![folder.hash],
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..ImapFolder::default()
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},
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);
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}
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}
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if folders.contains_key(&folder.hash) {
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let entry = folders.entry(folder.hash).or_default();
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std::mem::swap(&mut entry.children, &mut folder.children);
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std::mem::swap(entry, &mut folder);
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} else {
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folders.insert(folder.hash, folder);
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}
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} else {
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debug!("parse error for {:?}", l);
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}
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}
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debug!(&folders);
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folders
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.iter()
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.map(|(h, f)| (*h, f.clone() as Folder))
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.collect()
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}
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fn operation(&self, hash: EnvelopeHash, _folder_hash: FolderHash) -> Box<BackendOp> {
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let (uid, folder_hash) = self.hash_index.lock().unwrap()[&hash];
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Box::new(ImapOp::new(
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uid,
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self.folders[&folder_hash].path().to_string(),
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self.connection.clone(),
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))
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}
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fn save(&self, bytes: &[u8], folder: &str, flags: Option<Flag>) -> Result<()> {
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let path = self
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.folders
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.values()
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.find(|v| v.name == folder)
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.ok_or(MeliError::new(""))?;
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let mut response = String::with_capacity(8 * 1024);
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let mut conn = self.connection.lock().unwrap();
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let flags = flags.unwrap_or(Flag::empty());
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conn.send_command(
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format!(
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"APPEND \"{}\" ({}) {{{}}}",
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path.path(),
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flags_to_imap_list!(flags),
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bytes.len()
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)
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.as_bytes(),
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)?;
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// wait for "+ Ready for literal data" reply
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conn.wait_for_continuation_request()?;
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conn.send_literal(bytes)?;
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conn.read_response(&mut response)?;
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Ok(())
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}
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}
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fn lookup_ipv4(host: &str, port: u16) -> Result<SocketAddr> {
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use std::net::ToSocketAddrs;
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|
|
let addrs = (host, port).to_socket_addrs()?;
|
|
for addr in addrs {
|
|
if let SocketAddr::V4(_) = addr {
|
|
return Ok(addr);
|
|
}
|
|
}
|
|
|
|
Err(MeliError::new("Cannot lookup address"))
|
|
}
|
|
|
|
macro_rules! get_conf_val {
|
|
($s:ident[$var:literal]) => {
|
|
$s.extra.get($var).unwrap_or_else(|| {
|
|
eprintln!(
|
|
"Configuration error ({}): IMAP connection requires the field `{}` set",
|
|
$s.name.as_str(),
|
|
$var
|
|
);
|
|
std::process::exit(1);
|
|
})
|
|
};
|
|
($s:ident[$var:literal], $default:expr) => {
|
|
$s.extra
|
|
.get($var)
|
|
.map(|v| {
|
|
<_>::from_str(v).unwrap_or_else(|_| {
|
|
eprintln!(
|
|
"Configuration error ({}): Invalid value for field `{}`: {}",
|
|
$s.name.as_str(),
|
|
$var,
|
|
v,
|
|
);
|
|
std::process::exit(1);
|
|
})
|
|
})
|
|
.unwrap_or_else(|| $default)
|
|
};
|
|
}
|
|
|
|
impl ImapType {
|
|
pub fn new(s: &AccountSettings) -> Self {
|
|
use std::io::prelude::*;
|
|
use std::net::TcpStream;
|
|
debug!(s);
|
|
let path = get_conf_val!(s["server_hostname"]);
|
|
let danger_accept_invalid_certs: bool =
|
|
get_conf_val!(s["danger_accept_invalid_certs"], false);
|
|
|
|
let mut connector = TlsConnector::builder();
|
|
if danger_accept_invalid_certs {
|
|
connector.danger_accept_invalid_certs(true);
|
|
}
|
|
let connector = connector.build().unwrap();
|
|
|
|
let addr = if let Ok(a) = lookup_ipv4(path, 143) {
|
|
a
|
|
} else {
|
|
eprintln!("Could not lookup address {}", &path);
|
|
std::process::exit(1);
|
|
};
|
|
|
|
let mut socket = TcpStream::connect(&addr).unwrap();
|
|
let cmd_id = 0;
|
|
socket
|
|
.write_all(format!("M{} STARTTLS\r\n", cmd_id).as_bytes())
|
|
.unwrap();
|
|
let mut buf = vec![0; 1024];
|
|
let mut response = String::with_capacity(1024);
|
|
let mut cap_flag = false;
|
|
loop {
|
|
let len = socket.read(&mut buf).unwrap();
|
|
response.push_str(unsafe { std::str::from_utf8_unchecked(&buf[0..len]) });
|
|
if !cap_flag {
|
|
if response.starts_with("* OK [CAPABILITY") && response.find("\r\n").is_some() {
|
|
if let Some(pos) = response.as_bytes().find(b"\r\n") {
|
|
response.drain(0..pos + 2);
|
|
cap_flag = true;
|
|
}
|
|
} else if response.starts_with("* OK ") && response.find("\r\n").is_some() {
|
|
if let Some(pos) = response.as_bytes().find(b"\r\n") {
|
|
response.drain(0..pos + 2);
|
|
}
|
|
}
|
|
}
|
|
if cap_flag && response == "M0 OK Begin TLS negotiation now.\r\n" {
|
|
break;
|
|
}
|
|
}
|
|
|
|
socket
|
|
.set_nonblocking(true)
|
|
.expect("set_nonblocking call failed");
|
|
socket
|
|
.set_read_timeout(Some(std::time::Duration::new(120, 0)))
|
|
.unwrap();
|
|
let stream = {
|
|
let mut conn_result = connector.connect(path, socket);
|
|
if let Err(native_tls::HandshakeError::WouldBlock(midhandshake_stream)) = conn_result {
|
|
let mut midhandshake_stream = Some(midhandshake_stream);
|
|
loop {
|
|
match midhandshake_stream.take().unwrap().handshake() {
|
|
Ok(r) => {
|
|
conn_result = Ok(r);
|
|
break;
|
|
}
|
|
Err(native_tls::HandshakeError::WouldBlock(stream)) => {
|
|
midhandshake_stream = Some(stream);
|
|
}
|
|
p => {
|
|
p.unwrap();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
conn_result.unwrap()
|
|
};
|
|
|
|
let mut m = ImapType {
|
|
account_name: s.name().to_string(),
|
|
server_hostname: get_conf_val!(s["server_hostname"]).to_string(),
|
|
server_username: get_conf_val!(s["server_username"]).to_string(),
|
|
server_password: get_conf_val!(s["server_password"]).to_string(),
|
|
folders: Default::default(),
|
|
connection: Arc::new(Mutex::new(ImapConnection { cmd_id, stream })),
|
|
danger_accept_invalid_certs,
|
|
folder_connections: Default::default(),
|
|
hash_index: Default::default(),
|
|
uid_index: Default::default(),
|
|
capabilities: Default::default(),
|
|
};
|
|
|
|
let mut conn = m.connection.lock().unwrap();
|
|
conn.send_command(
|
|
format!(
|
|
"LOGIN \"{}\" \"{}\"",
|
|
get_conf_val!(s["server_username"]),
|
|
get_conf_val!(s["server_password"])
|
|
)
|
|
.as_bytes(),
|
|
)
|
|
.unwrap();
|
|
let mut res = String::with_capacity(8 * 1024);
|
|
conn.read_lines(&mut res, String::new()).unwrap();
|
|
std::io::stderr().write(res.as_bytes()).unwrap();
|
|
m.capabilities = match protocol_parser::capabilities(res.as_bytes())
|
|
.to_full_result()
|
|
.map_err(MeliError::from)
|
|
{
|
|
Ok(c) => {
|
|
eprintln!("cap len {}", c.len());
|
|
|
|
FnvHashSet::from_iter(c.into_iter().map(|s| s.to_vec()))
|
|
}
|
|
Err(e) => {
|
|
eprintln!(
|
|
"Could not login in account `{}`: {}",
|
|
m.account_name.as_str(),
|
|
e
|
|
);
|
|
std::process::exit(1);
|
|
}
|
|
};
|
|
debug!(m
|
|
.capabilities
|
|
.iter()
|
|
.map(|s| String::from_utf8(s.to_vec()).unwrap())
|
|
.collect::<Vec<String>>());
|
|
drop(conn);
|
|
|
|
m.folders = m.imap_folders();
|
|
for f in m.folders.keys() {
|
|
m.folder_connections
|
|
.insert(*f, Arc::new(Mutex::new(m.new_connection())));
|
|
}
|
|
m
|
|
}
|
|
|
|
pub fn shell(&mut self) {
|
|
self.folders();
|
|
let mut conn = self.connection.lock().unwrap();
|
|
let mut res = String::with_capacity(8 * 1024);
|
|
|
|
let mut input = String::new();
|
|
loop {
|
|
use std::io;
|
|
input.clear();
|
|
|
|
match io::stdin().read_line(&mut input) {
|
|
Ok(_) => {
|
|
conn.send_command(input.as_bytes()).unwrap();
|
|
conn.read_response(&mut res).unwrap();
|
|
debug!("out: {}", &res);
|
|
if input.trim().eq_ignore_ascii_case("logout") {
|
|
break;
|
|
}
|
|
}
|
|
Err(error) => debug!("error: {}", error),
|
|
}
|
|
}
|
|
}
|
|
|
|
fn new_connection(&self) -> ImapConnection {
|
|
use std::io::prelude::*;
|
|
use std::net::TcpStream;
|
|
let path = &self.server_hostname;
|
|
|
|
let mut connector = TlsConnector::builder();
|
|
if self.danger_accept_invalid_certs {
|
|
connector.danger_accept_invalid_certs(true);
|
|
}
|
|
let connector = connector.build().unwrap();
|
|
|
|
let addr = if let Ok(a) = lookup_ipv4(path, 143) {
|
|
a
|
|
} else {
|
|
eprintln!("Could not lookup address {}", &path);
|
|
std::process::exit(1);
|
|
};
|
|
|
|
let mut socket = TcpStream::connect(&addr).unwrap();
|
|
let cmd_id = 0;
|
|
socket
|
|
.write_all(format!("M{} STARTTLS\r\n", cmd_id).as_bytes())
|
|
.unwrap();
|
|
|
|
let mut buf = vec![0; 1024];
|
|
let mut response = String::with_capacity(1024);
|
|
let mut cap_flag = false;
|
|
loop {
|
|
let len = socket.read(&mut buf)?;
|
|
response.push_str(unsafe { std::str::from_utf8_unchecked(&buf[0..len]) });
|
|
if !cap_flag {
|
|
if response.starts_with("* OK [CAPABILITY") && response.find("\r\n").is_some() {
|
|
if let Some(pos) = response.as_bytes().find(b"\r\n") {
|
|
response.drain(0..pos + 2);
|
|
cap_flag = true;
|
|
}
|
|
} else if response.starts_with("* OK ") && response.find("\r\n").is_some() {
|
|
if let Some(pos) = response.as_bytes().find(b"\r\n") {
|
|
response.drain(0..pos + 2);
|
|
}
|
|
}
|
|
}
|
|
if cap_flag && response == "M0 OK Begin TLS negotiation now.\r\n" {
|
|
break;
|
|
}
|
|
}
|
|
|
|
socket
|
|
.set_nonblocking(true)
|
|
.expect("set_nonblocking call failed");
|
|
socket
|
|
.set_read_timeout(Some(std::time::Duration::new(120, 0)))
|
|
.unwrap();
|
|
let stream = {
|
|
let mut conn_result = connector.connect(path, socket);
|
|
if let Err(native_tls::HandshakeError::WouldBlock(midhandshake_stream)) = conn_result {
|
|
let mut midhandshake_stream = Some(midhandshake_stream);
|
|
loop {
|
|
match midhandshake_stream.take().unwrap().handshake() {
|
|
Ok(r) => {
|
|
conn_result = Ok(r);
|
|
break;
|
|
}
|
|
Err(native_tls::HandshakeError::WouldBlock(stream)) => {
|
|
midhandshake_stream = Some(stream);
|
|
}
|
|
p => {
|
|
p.unwrap();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
conn_result.unwrap()
|
|
};
|
|
let mut ret = ImapConnection { cmd_id, stream };
|
|
ret.send_command(
|
|
format!(
|
|
"LOGIN \"{}\" \"{}\"",
|
|
&self.server_username, &self.server_password
|
|
)
|
|
.as_bytes(),
|
|
)
|
|
.unwrap();
|
|
ret
|
|
}
|
|
|
|
pub fn imap_folders(&self) -> FnvHashMap<FolderHash, ImapFolder> {
|
|
let mut folders: FnvHashMap<FolderHash, ImapFolder> = Default::default();
|
|
let mut res = String::with_capacity(8 * 1024);
|
|
let mut conn = self.connection.lock().unwrap();
|
|
conn.send_command(b"LIST \"\" \"*\"").unwrap();
|
|
conn.read_response(&mut res).unwrap();
|
|
debug!("out: {}", &res);
|
|
for l in res.lines().map(|l| l.trim()) {
|
|
if let Ok(mut folder) =
|
|
protocol_parser::list_folder_result(l.as_bytes()).to_full_result()
|
|
{
|
|
if let Some(parent) = folder.parent {
|
|
if folders.contains_key(&parent) {
|
|
folders
|
|
.entry(parent)
|
|
.and_modify(|e| e.children.push(folder.hash));
|
|
} else {
|
|
/* Insert dummy parent entry, populating only the children field. Later
|
|
* when we encounter the parent entry we will swap its children with
|
|
* dummy's */
|
|
folders.insert(
|
|
parent,
|
|
ImapFolder {
|
|
children: vec![folder.hash],
|
|
..ImapFolder::default()
|
|
},
|
|
);
|
|
}
|
|
}
|
|
if folders.contains_key(&folder.hash) {
|
|
let entry = folders.entry(folder.hash).or_default();
|
|
std::mem::swap(&mut entry.children, &mut folder.children);
|
|
*entry = folder;
|
|
} else {
|
|
folders.insert(folder.hash, folder);
|
|
}
|
|
} else {
|
|
debug!("parse error for {:?}", l);
|
|
}
|
|
}
|
|
debug!(folders)
|
|
}
|
|
}
|