249 lines
8.8 KiB
Rust
249 lines
8.8 KiB
Rust
/*
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* meli
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*
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* Copyright 2017-2018 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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/*!
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Notification handling components.
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*/
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use std::process::{Command, Stdio};
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use super::*;
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#[cfg(all(target_os = "linux", feature = "dbus-notifications"))]
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pub use dbus::*;
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#[cfg(all(target_os = "linux", feature = "dbus-notifications"))]
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mod dbus {
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use super::*;
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use crate::types::RateLimit;
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/// Passes notifications to the OS using Dbus
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#[derive(Debug)]
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pub struct DbusNotifications {
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rate_limit: RateLimit,
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}
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impl fmt::Display for DbusNotifications {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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write!(f, "")
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}
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}
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impl DbusNotifications {
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pub fn new(context: &Context) -> Self {
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DbusNotifications {
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rate_limit: RateLimit::new(1000, 1000, context.job_executor.clone()),
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}
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}
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}
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impl Component for DbusNotifications {
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fn draw(&mut self, _grid: &mut CellBuffer, _area: Area, _context: &mut Context) {}
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fn process_event(&mut self, event: &mut UIEvent, context: &mut Context) -> bool {
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if !context.settings.notifications.enable {
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return false;
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}
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if let UIEvent::Notification(ref title, ref body, ref kind) = event {
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if !self.rate_limit.tick() {
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return false;
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}
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let settings = &context.settings.notifications;
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let mut notification = notify_rust::Notification::new();
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notification
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.appname("meli")
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.summary(title.as_ref().map(String::as_str).unwrap_or("meli"))
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.body(&escape_str(body));
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match *kind {
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Some(NotificationType::NewMail) => {
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notification.hint(notify_rust::Hint::Category("email".to_owned()));
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notification.icon("mail-message-new");
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notification.sound_name("message-new-email");
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}
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Some(NotificationType::SentMail) => {
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notification.hint(notify_rust::Hint::Category("email".to_owned()));
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notification.icon("mail-send");
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notification.sound_name("message-sent-email");
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}
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Some(NotificationType::Saved) => {
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notification.icon("document-save");
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}
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Some(NotificationType::Info) => {
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notification.icon("dialog-information");
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}
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Some(NotificationType::Error(melib::ErrorKind::Authentication)) => {
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notification.icon("dialog-password");
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}
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Some(NotificationType::Error(melib::ErrorKind::Bug)) => {
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notification.icon("face-embarrassed");
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}
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Some(NotificationType::Error(melib::ErrorKind::None))
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| Some(NotificationType::Error(melib::ErrorKind::External)) => {
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notification.icon("dialog-error");
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}
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Some(NotificationType::Error(melib::ErrorKind::Network)) => {
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notification.icon("network-error");
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}
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Some(NotificationType::Error(melib::ErrorKind::Timeout)) => {
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notification.icon("network-offline");
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}
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_ => {}
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}
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if settings.play_sound.is_true() {
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if let Some(ref sound_path) = settings.sound_file {
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notification.hint(notify_rust::Hint::SoundFile(sound_path.to_owned()));
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}
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} else {
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notification.hint(notify_rust::Hint::SuppressSound(true));
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}
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if let Err(err) = notification.show() {
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debug!("Could not show dbus notification: {:?}", &err);
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melib::log(
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format!("Could not show dbus notification: {}", err),
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melib::ERROR,
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);
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}
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}
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false
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}
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fn set_dirty(&mut self, _value: bool) {}
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fn is_dirty(&self) -> bool {
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false
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}
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fn id(&self) -> ComponentId {
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ComponentId::nil()
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}
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fn set_id(&mut self, _id: ComponentId) {}
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}
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fn escape_str(s: &str) -> String {
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let mut ret: String = String::with_capacity(s.len());
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for c in s.chars() {
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match c {
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'&' => ret.push_str("&"),
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'<' => ret.push_str("<"),
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'>' => ret.push_str(">"),
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'\'' => ret.push_str("'"),
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'"' => ret.push_str("""),
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_ => {
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let i = c as u32;
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if (0x1 <= i && i <= 0x8)
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|| (0xb <= i && i <= 0xc)
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|| (0xe <= i && i <= 0x1f)
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|| (0x7f <= i && i <= 0x84)
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|| (0x86 <= i && i <= 0x9f)
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{
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ret.push_str(&format!("&#{:x}%{:x};", i, i));
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} else {
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ret.push(c);
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}
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}
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}
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}
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ret
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}
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}
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/// Passes notifications to a user defined shell command
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#[derive(Debug)]
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pub struct NotificationCommand {}
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impl NotificationCommand {
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pub fn new() -> Self {
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NotificationCommand {}
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}
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}
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impl fmt::Display for NotificationCommand {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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write!(f, "")
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}
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}
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impl Component for NotificationCommand {
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fn draw(&mut self, _grid: &mut CellBuffer, _area: Area, _context: &mut Context) {}
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fn process_event(&mut self, event: &mut UIEvent, context: &mut Context) -> bool {
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if let UIEvent::Notification(ref title, ref body, ref kind) = event {
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if context.settings.notifications.enable {
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if let Some(ref bin) = context.settings.notifications.script {
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match Command::new(bin)
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.arg(&kind.map(|k| k.to_string()).unwrap_or_default())
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.arg(title.as_ref().map(String::as_str).unwrap_or("meli"))
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.arg(body)
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.stdin(Stdio::piped())
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.stdout(Stdio::piped())
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.spawn()
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{
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Ok(child) => {
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context.children.push(child);
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}
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Err(err) => {
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log(
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format!("Could not run notification script: {}.", err.to_string()),
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ERROR,
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);
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debug!("Could not run notification script: {:?}", err);
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}
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}
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}
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}
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if *kind == Some(NotificationType::NewMail) {
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if let Some(ref path) = context.settings.notifications.xbiff_file_path {
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if let Err(err) = update_xbiff(path) {
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debug!("Could not update xbiff file: {:?}", &err);
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melib::log(format!("Could not update xbiff file: {}.", err), ERROR);
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}
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}
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}
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}
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false
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}
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fn id(&self) -> ComponentId {
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ComponentId::nil()
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}
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fn is_dirty(&self) -> bool {
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false
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}
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fn set_dirty(&mut self, _value: bool) {}
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fn set_id(&mut self, _id: ComponentId) {}
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}
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fn update_xbiff(path: &str) -> Result<()> {
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let mut file = std::fs::OpenOptions::new()
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.append(true) /* writes will append to a file instead of overwriting previous contents */
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.create(true) /* a new file will be created if the file does not yet already exist.*/
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.open(path)?;
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if file.metadata()?.len() > 128 {
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file.set_len(0)?;
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} else {
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std::io::Write::write_all(&mut file, b"z")?;
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}
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Ok(())
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}
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