93 lines
2.6 KiB
Rust
93 lines
2.6 KiB
Rust
/*
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* meli - mailbox module.
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*
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* Copyright 2017 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 std::io::prelude::*;
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//use std::fs::File;
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use std::path::PathBuf;
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use super::email::Mail;
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use error::{MeliError, Result};
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pub trait MailBackend {
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fn get(&self) -> Result<Vec<Mail>>;
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}
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pub struct MaildirType {
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path: String,
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}
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impl MailBackend for MaildirType {
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fn get(&self) -> Result<Vec<Mail>> {
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MaildirType::is_valid(&self.path)?;
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let mut path = PathBuf::from(&self.path);
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path.push("cur");
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let iter = path.read_dir()?;
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let count = path.read_dir()?.count();
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let mut r = Vec::with_capacity(count);
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for e in iter {
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//eprintln!("{:?}", e);
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let e = e.and_then(|x| {
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let path = x.path();
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Ok(path.to_str().unwrap().to_string())
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})?;
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match Mail::from(e) {
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Some(e) => {r.push(e);},
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None => {}
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}
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/*
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f.read_to_end(&mut buffer)?;
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eprintln!("{:?}", String::from_utf8(buffer.clone()).unwrap());
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let m = match Email::parse(&buffer) {
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Ok((v, rest)) => match rest.len() {
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0 => v,
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_ =>
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{ eprintln!("{:?}", String::from_utf8(rest.to_vec()).unwrap());
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panic!("didn't parse"); },
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},
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Err(v) => panic!(v),
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};
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r.push(m);
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*/
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}
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Ok(r)
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}
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}
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impl MaildirType {
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pub fn new(path: &str) -> Self {
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MaildirType {
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path: path.to_string()
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}
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}
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fn is_valid(path: &str) -> Result<()> {
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let mut p = PathBuf::from(path);
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for d in ["cur", "new", "tmp"].iter() {
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p.push(d);
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if !p.is_dir() {
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return Err(MeliError::new(format!("{} is not a valid maildir folder", path)));
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}
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p.pop();
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}
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Ok(())
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}
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}
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