277 lines
8.1 KiB
Rust
277 lines
8.1 KiB
Rust
/*
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* meli - jmap 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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use crate::async_workers::{Async, AsyncBuilder, AsyncStatus, WorkContext};
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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, FolderOperation, 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 reqwest::blocking::Client;
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use std::collections::hash_map::DefaultHasher;
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use std::hash::Hasher;
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use std::str::FromStr;
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use std::sync::{Arc, Mutex, RwLock};
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#[macro_export]
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macro_rules! _impl {
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($field:ident : $t:ty) => {
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pub fn $field(mut self, new_val: $t) -> Self {
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self.$field = new_val;
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self
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}
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}
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}
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#[macro_export]
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macro_rules! _impl_get_mut {
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($method:ident, $field:ident : $t:ty) => {
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pub fn $method(&mut self) -> &mut $t {
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&mut self.$field
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}
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}
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}
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pub mod connection;
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use connection::*;
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pub mod protocol;
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use protocol::*;
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pub mod rfc8620;
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use rfc8620::*;
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pub mod objects;
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use objects::*;
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pub mod folder;
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use folder::*;
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#[derive(Debug, Default)]
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pub struct EnvelopeCache {
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bytes: Option<String>,
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headers: Option<String>,
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body: Option<String>,
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flags: Option<Flag>,
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}
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#[derive(Debug, Clone)]
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pub struct JmapServerConf {
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pub server_hostname: String,
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pub server_username: String,
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pub server_password: String,
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pub server_port: u16,
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pub danger_accept_invalid_certs: bool,
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}
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macro_rules! get_conf_val {
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($s:ident[$var:literal]) => {
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$s.extra.get($var).ok_or_else(|| {
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MeliError::new(format!(
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"Configuration error ({}): JMAP connection requires the field `{}` set",
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$s.name.as_str(),
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$var
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))
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})
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};
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($s:ident[$var:literal], $default:expr) => {
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$s.extra
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.get($var)
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.map(|v| {
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<_>::from_str(v).map_err(|e| {
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MeliError::new(format!(
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"Configuration error ({}): Invalid value for field `{}`: {}\n{}",
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$s.name.as_str(),
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$var,
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v,
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e
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))
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})
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})
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.unwrap_or_else(|| Ok($default))
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};
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}
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impl JmapServerConf {
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pub fn new(s: &AccountSettings) -> Result<Self> {
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Ok(JmapServerConf {
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server_hostname: get_conf_val!(s["server_hostname"])?.to_string(),
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server_username: get_conf_val!(s["server_username"])?.to_string(),
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server_password: get_conf_val!(s["server_password"])?.to_string(),
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server_port: get_conf_val!(s["server_port"], 443)?,
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danger_accept_invalid_certs: get_conf_val!(s["danger_accept_invalid_certs"], false)?,
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})
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}
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}
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struct IsSubscribedFn(Box<dyn Fn(&str) -> bool + Send + Sync>);
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impl std::fmt::Debug for IsSubscribedFn {
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fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
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write!(f, "IsSubscribedFn Box")
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}
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}
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impl std::ops::Deref for IsSubscribedFn {
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type Target = Box<dyn Fn(&str) -> bool + Send + Sync>;
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fn deref(&self) -> &Box<dyn Fn(&str) -> bool + Send + Sync> {
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&self.0
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}
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}
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macro_rules! get_conf_val {
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($s:ident[$var:literal]) => {
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$s.extra.get($var).ok_or_else(|| {
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MeliError::new(format!(
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"Configuration error ({}): JMAP connection requires the field `{}` set",
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$s.name.as_str(),
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$var
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))
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})
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};
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($s:ident[$var:literal], $default:expr) => {
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$s.extra
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.get($var)
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.map(|v| {
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<_>::from_str(v).map_err(|e| {
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MeliError::new(format!(
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"Configuration error ({}): Invalid value for field `{}`: {}\n{}",
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$s.name.as_str(),
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$var,
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v,
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e
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))
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})
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})
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.unwrap_or_else(|| Ok($default))
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};
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}
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#[derive(Debug)]
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pub struct JmapType {
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account_name: String,
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online: Arc<Mutex<bool>>,
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is_subscribed: Arc<IsSubscribedFn>,
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server_conf: JmapServerConf,
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connection: Arc<JmapConnection>,
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folders: Arc<RwLock<FnvHashMap<FolderHash, JmapFolder>>>,
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}
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impl MailBackend for JmapType {
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fn is_online(&self) -> bool {
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*self.online.lock().unwrap()
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}
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fn get(&mut self, folder: &Folder) -> Async<Result<Vec<Envelope>>> {
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let mut w = AsyncBuilder::new();
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let folders = self.folders.clone();
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let connection = self.connection.clone();
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let folder_hash = folder.hash();
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let handle = {
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let tx = w.tx();
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let closure = move |_work_context| {
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tx.send(AsyncStatus::Payload(protocol::get(
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&connection,
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&folders.read().unwrap()[&folder_hash],
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)))
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.unwrap();
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tx.send(AsyncStatus::Finished).unwrap();
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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(
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&self,
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sender: RefreshEventConsumer,
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work_context: WorkContext,
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) -> Result<std::thread::ThreadId> {
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Err(MeliError::from("sadfsa"))
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}
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fn folders(&self) -> Result<FnvHashMap<FolderHash, Folder>> {
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if self.folders.read().unwrap().is_empty() {
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let folders = std::dbg!(protocol::get_mailboxes(&self.connection))?;
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let ret = Ok(folders
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.iter()
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.map(|(&h, f)| (h, BackendFolder::clone(f) as Folder))
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.collect());
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*self.folders.write().unwrap() = folders;
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ret
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} else {
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Ok(self
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.folders
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.read()
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.unwrap()
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.iter()
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.map(|(&h, f)| (h, BackendFolder::clone(f) as Folder))
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.collect())
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}
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}
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fn operation(&self, hash: EnvelopeHash) -> Box<dyn BackendOp> {
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unimplemented!()
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}
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fn save(&self, bytes: &[u8], folder: &str, flags: Option<Flag>) -> Result<()> {
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Ok(())
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}
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fn folder_operation(&mut self, path: &str, op: FolderOperation) -> Result<()> {
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Ok(())
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}
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fn as_any(&self) -> &dyn::std::any::Any {
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self
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}
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}
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impl JmapType {
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pub fn new(
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s: &AccountSettings,
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is_subscribed: Box<dyn Fn(&str) -> bool + Send + Sync>,
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) -> Result<Box<dyn MailBackend>> {
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let online = Arc::new(Mutex::new(false));
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let server_conf = JmapServerConf::new(s)?;
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Ok(Box::new(JmapType {
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connection: Arc::new(JmapConnection::new(&server_conf, online.clone())?),
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folders: Arc::new(RwLock::new(FnvHashMap::default())),
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account_name: s.name.clone(),
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online,
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is_subscribed: Arc::new(IsSubscribedFn(is_subscribed)),
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server_conf,
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}))
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}
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pub fn validate_config(s: &AccountSettings) -> Result<()> {
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get_conf_val!(s["server_hostname"])?;
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get_conf_val!(s["server_username"])?;
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get_conf_val!(s["server_password"])?;
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get_conf_val!(s["server_port"], 443)?;
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get_conf_val!(s["danger_accept_invalid_certs"], false)?;
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Ok(())
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}
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}
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