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/*
* meli - ui crate.
*
* Copyright 2017-2018 Manos Pitsidianakis
*
* This file is part of meli.
*
* meli is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* meli 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with meli. If not, see <http://www.gnu.org/licenses/>.
*/
/*!
Notification handling components.
*/
use crate::types::RateLimit;
use notify_rust;
use std::process::{Command, Stdio};
use super::*;
/// Passes notifications to the OS using the XDG specifications.
#[derive(Debug)]
pub struct XDGNotifications {
rate_limit: RateLimit,
}
impl fmt::Display for XDGNotifications {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
// TODO display subject/info
write!(f, "")
}
}
impl XDGNotifications {
pub fn new() -> Self {
XDGNotifications {
rate_limit: RateLimit::new(3, 1000),
}
}
}
impl Component for XDGNotifications {
fn draw(&mut self, _grid: &mut CellBuffer, _area: Area, _context: &mut Context) {}
fn process_event(&mut self, event: &mut UIEvent, context: &mut Context) -> bool {
if let UIEvent::Notification(ref title, ref body, ref kind) = event {
if !self.rate_limit.tick() {
return true;
}
let settings = &context.runtime_settings.notifications;
let mut notification = notify_rust::Notification::new();
notification
.appname("meli")
.icon("mail-message-new")
.summary(title.as_ref().map(String::as_str).unwrap_or("meli"))
.body(&escape_str(body))
.icon("dialog-information");
match kind {
Some(NotificationType::NewMail) => {
notification.hint(notify_rust::hints::NotificationHint::Category(
"email".to_owned(),
));
}
_ => {}
}
if settings.play_sound.is_true() {
if let Some(ref sound_path) = settings.sound_file {
notification.hint(notify_rust::hints::NotificationHint::SoundFile(
sound_path.to_owned(),
));
} else {
notification.sound_name("message-new-email");
}
}
notification.show().unwrap();
}
false
}
fn set_dirty(&mut self, _value: bool) {}
fn is_dirty(&self) -> bool {
false
}
fn id(&self) -> ComponentId {
ComponentId::nil()
}
fn set_id(&mut self, _id: ComponentId) {}
}
fn escape_str(s: &str) -> String {
let mut ret: String = String::with_capacity(s.len());
for c in s.chars() {
match c {
'&' => ret.push_str("&"),
'<' => ret.push_str("<"),
'>' => ret.push_str(">"),
'\'' => ret.push_str("'"),
'"' => ret.push_str("""),
_ => {
let i = c as u32;
if (0x1 <= i && i <= 0x8)
|| (0xb <= i && i <= 0xc)
|| (0xe <= i && i <= 0x1f)
|| (0x7f <= i && i <= 0x84)
|| (0x86 <= i && i <= 0x9f)
{
ret.push_str(&format!("&#{:x}%{:x};", i, i));
} else {
ret.push(c);
}
}
}
}
ret
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_escape_str() {
let title: &str = "& > Title τίτλος";
let body: &str = "& > Body σώμα";
notify_rust::Notification::new()
.appname("meli")
.icon("mail-message-new")
.summary(title)
.body(&escape_str(body))
.icon("dialog-information")
.show()
.unwrap();
}
}
/// Passes notifications to the OS using the XDG specifications.
#[derive(Debug)]
pub struct NotificationFilter {}
impl fmt::Display for NotificationFilter {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
// TODO display subject/info
write!(f, "")
}
}
impl Component for NotificationFilter {
fn draw(&mut self, _grid: &mut CellBuffer, _area: Area, _context: &mut Context) {}
fn process_event(&mut self, event: &mut UIEvent, context: &mut Context) -> bool {
if let UIEvent::Notification(ref title, ref body, ref kind) = event {
if let Some(ref bin) = context.runtime_settings.notifications.script {
if let Err(err) = Command::new(bin)
.arg(title.as_ref().map(String::as_str).unwrap_or("meli"))
.arg(body)
.stdin(Stdio::piped())
.stdout(Stdio::piped())
.spawn()
{
log(
format!("Could not run notification script: {}.", err.to_string()),
ERROR,
);
debug!("{:?}", err);
}
}
match kind {
Some(NotificationType::NewMail) => {
if let Some(ref path) = context.runtime_settings.notifications.xbiff_file_path {
let mut file = std::fs::OpenOptions::new().append(true) /* writes will append to a file instead of overwriting previous contents */
.create(true) /* a new file will be created if the file does not yet already exist.*/
.open(path).unwrap();
if file.metadata().unwrap().len() > 128 {
file.set_len(0).unwrap();
} else {
std::io::Write::write_all(&mut file, b"z").unwrap();
}
}
}
_ => {}
}
}
false
}
fn id(&self) -> ComponentId {
ComponentId::nil()
}
fn is_dirty(&self) -> bool {
false
}
fn set_dirty(&mut self, _value: bool) {}
fn set_id(&mut self, _id: ComponentId) {}
}
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