116 lines
3.6 KiB
Rust
116 lines
3.6 KiB
Rust
/*
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* This file is part of mailpot
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*
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* Copyright 2020 - Manos Pitsidianakis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program 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 Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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use super::errors::*;
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use chrono::prelude::*;
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use std::cell::{Cell, RefCell};
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use std::io::{Read, Write};
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use std::os::unix::fs::PermissionsExt;
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use std::path::{Path, PathBuf};
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#[derive(Debug, Serialize, Deserialize, Clone)]
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#[serde(tag = "type", content = "value")]
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pub enum SendMail {
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Smtp(melib::smtp::SmtpServerConf),
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ShellCommand(String),
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}
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#[derive(Debug, Serialize, Deserialize, Clone)]
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pub struct Configuration {
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pub send_mail: SendMail,
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#[serde(default = "default_storage_fn")]
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pub storage: String,
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pub db_path: PathBuf,
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pub data_path: PathBuf,
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}
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impl Configuration {
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/*
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pub fn new(db_path: impl Into<PathBuf>) -> Self {
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let db_path = db_path.into();
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Configuration {
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send_mail: SendMail::ShellCommand("/usr/bin/false".to_string()),
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storage: "sqlite3".into(),
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data_path: db_path
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.parent()
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.map(Path::to_path_buf)
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.unwrap_or_else(|| db_path.clone()),
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db_path,
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}
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}
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*/
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pub fn from_file<P: AsRef<Path>>(path: P) -> Result<Self> {
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let path = path.as_ref();
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let mut s = String::new();
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let mut file = std::fs::File::open(path)?;
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file.read_to_string(&mut s)?;
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let config: Configuration = toml::from_str(&s).context(format!(
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"Could not parse configuration file `{}` succesfully: ",
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path.display()
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))?;
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Ok(config)
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}
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pub fn data_directory(&self) -> &Path {
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self.data_path.as_path()
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}
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pub fn db_path(&self) -> &Path {
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self.db_path.as_path()
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}
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pub fn default_path() -> Result<PathBuf> {
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let mut result =
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xdg::BaseDirectories::with_prefix("mailpot")?.place_config_file("config.toml")?;
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if result.starts_with("~") {
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result = Path::new(&std::env::var("HOME").context("No $HOME set.")?)
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.join(result.strip_prefix("~").context("Internal error while getting default database path: path starts with ~ but rust couldn't strip_refix(\"~\"")?);
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}
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Ok(result)
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}
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pub fn save_message_to_path(&self, msg: &str, mut path: PathBuf) -> Result<PathBuf> {
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if path.is_dir() {
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let now = Local::now().timestamp();
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path.push(format!("{}-failed.eml", now));
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}
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debug_assert!(path != self.db_path());
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let mut file = std::fs::File::create(&path)?;
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let metadata = file.metadata()?;
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let mut permissions = metadata.permissions();
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permissions.set_mode(0o600); // Read/write for owner only.
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file.set_permissions(permissions)?;
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file.write_all(msg.as_bytes())?;
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file.flush()?;
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Ok(path)
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}
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pub fn save_message(&self, msg: String) -> Result<PathBuf> {
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self.save_message_to_path(&msg, self.data_directory().to_path_buf())
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}
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}
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fn default_storage_fn() -> String {
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"sqlite3".to_string()
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}
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