🐝 I really like where this mua is(was?) headed, but it seems as though there has not been much activity recently.
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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/>.
*/
use super::*;
use std::io::Write;
use std::process::{Command, Stdio};
#[derive(Debug)]
pub struct HtmlView {
pager: Pager,
bytes: Vec<u8>,
}
impl HtmlView {
pub fn new(bytes: Vec<u8>) -> Self {
let mut html_filter = Command::new("w3m")
.args(&["-I", "utf-8", "-T", "text/html"])
.stdin(Stdio::piped())
.stdout(Stdio::piped())
.spawn()
.expect("Failed to start html filter process");
html_filter
.stdin
.as_mut()
.unwrap()
.write_all(&bytes)
.expect("Failed to write to w3m stdin");
let mut display_text =
String::from("Text piped through `w3m`. Press `v` to open in web browser. \n\n");
display_text.push_str(&String::from_utf8_lossy(
&html_filter.wait_with_output().unwrap().stdout,
));
let buf = MailView::plain_text_to_buf(&display_text, true);
let pager = Pager::from_buf(buf.split_newlines(), None);
HtmlView { pager, bytes }
}
}
impl fmt::Display for HtmlView {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
// TODO display subject/info
write!(f, "view")
}
}
impl Component for HtmlView {
fn draw(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
self.pager.draw(grid, area, context);
}
fn process_event(&mut self, event: &UIEvent, context: &mut Context) -> bool {
if self.pager.process_event(event, context) {
return true;
}
if let UIEventType::Input(Key::Char('v')) = event.event_type {
// TODO: Optional filter that removes outgoing resource requests (images and
// scripts)
let binary = query_default_app("text/html");
if let Ok(binary) = binary {
let mut p = create_temp_file(&self.bytes, None);
Command::new(&binary)
.arg(p.path())
.stdin(Stdio::piped())
.stdout(Stdio::piped())
.spawn()
.unwrap_or_else(|_| panic!("Failed to start {}", binary.display()));
context.temp_files.push(p);
} else {
context.replies.push_back(UIEvent {
id: 0,
event_type: UIEventType::StatusEvent(StatusEvent::DisplayMessage(
"Couldn't find a default application for html files.".to_string(),
)),
});
}
return true;
}
false
}
fn is_dirty(&self) -> bool {
self.pager.is_dirty()
}
fn set_dirty(&mut self) {
self.pager.set_dirty();
}
}