1795 lines
74 KiB
Rust
1795 lines
74 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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use std::process::{Command, Stdio};
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use melib::utils::xdg::query_default_app;
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use super::*;
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use crate::ThreadEvent;
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/// Envelope view, with sticky headers, a pager for the body, and
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/// subviews for more menus.
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///
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/// Doesn't have a concept of accounts, mailboxes or mail backends.
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/// Therefore all settings it needs need to be provided through the
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/// `view_settings` field of type [`ViewSettings`].
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#[derive(Debug)]
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pub struct EnvelopeView {
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pub pager: Pager,
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pub subview: Option<Box<EnvelopeView>>,
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pub dirty: bool,
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pub initialised: bool,
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pub force_draw_headers: bool,
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pub options: ViewOptions,
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pub mail: Mail,
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pub body: Box<Attachment>,
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pub display: Vec<AttachmentDisplay>,
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pub body_text: String,
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pub html_filter: Option<Result<ViewFilter>>,
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pub filters: Vec<ViewFilter>,
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pub links: Vec<Link>,
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pub attachment_tree: String,
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pub attachment_paths: Vec<Vec<usize>>,
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pub headers_no: usize,
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pub headers_cursor: usize,
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pub force_charset: ForceCharset,
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pub view_settings: ViewSettings,
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pub cmd_buf: String,
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pub active_jobs: HashSet<JobId>,
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pub main_loop_handler: MainLoopHandler,
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pub id: ComponentId,
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}
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impl Clone for EnvelopeView {
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fn clone(&self) -> Self {
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Self::new(
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self.mail.clone(),
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Some(self.pager.clone()),
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None,
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Some(self.view_settings.clone()),
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self.main_loop_handler.clone(),
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)
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}
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}
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impl std::fmt::Display for EnvelopeView {
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fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
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write!(f, "view mail")
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}
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}
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impl EnvelopeView {
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pub fn new(
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mail: Mail,
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pager: Option<Pager>,
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subview: Option<Box<Self>>,
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view_settings: Option<ViewSettings>,
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main_loop_handler: MainLoopHandler,
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) -> Self {
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let view_settings = view_settings.unwrap_or_default();
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let body = Box::new(AttachmentBuilder::new(&mail.bytes).build());
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let mut ret = Self {
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pager: pager.unwrap_or_default(),
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subview,
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dirty: true,
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initialised: false,
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force_draw_headers: false,
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options: ViewOptions::default(),
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force_charset: ForceCharset::None,
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attachment_tree: String::new(),
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attachment_paths: vec![],
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body,
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display: vec![],
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links: vec![],
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body_text: String::new(),
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html_filter: None,
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filters: vec![],
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view_settings,
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headers_no: 5,
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headers_cursor: 0,
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mail,
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main_loop_handler,
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active_jobs: HashSet::default(),
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cmd_buf: String::with_capacity(4),
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id: ComponentId::default(),
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};
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ret.parse_attachments();
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ret
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}
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fn attachment_to_display_helper(
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a: &Attachment,
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main_loop_handler: &MainLoopHandler,
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active_jobs: &mut HashSet<JobId>,
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acc: &mut Vec<AttachmentDisplay>,
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view_settings: &ViewSettings,
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force_charset: Option<Charset>,
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) {
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if a.content_disposition.kind.is_attachment() || a.content_type == "message/rfc822" {
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acc.push(AttachmentDisplay::Attachment {
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inner: Box::new(a.clone()),
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});
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} else if a.content_type().is_text_html() {
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let bytes = a.decode(force_charset.into());
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let filter_invocation = view_settings
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.html_filter
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.as_deref()
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.unwrap_or("w3m -I utf-8 -T text/html");
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let command_obj = Command::new("sh")
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.args(["-c", filter_invocation])
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.stdin(Stdio::piped())
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.stdout(Stdio::piped())
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.spawn()
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.and_then(|mut cmd| {
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cmd.stdin.as_mut().unwrap().write_all(&bytes)?;
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Ok(String::from_utf8_lossy(&cmd.wait_with_output()?.stdout).to_string())
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});
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match command_obj {
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Err(err) => {
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main_loop_handler.send(ThreadEvent::UIEvent(UIEvent::Notification {
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title: Some(
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format!("Failed to start html filter process: {}", filter_invocation,)
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.into(),
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),
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body: err.to_string().into(),
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source: Some(err.into()),
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kind: Some(NotificationType::Error(melib::ErrorKind::External)),
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}));
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// [ref:FIXME]: add `v` configurable shortcut
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let comment = Some(format!(
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"Failed to start html filter process: `{}`. Press `v` to open in web \
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browser. \n\n",
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filter_invocation
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));
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let text = String::from_utf8_lossy(&bytes).to_string();
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acc.push(AttachmentDisplay::InlineText {
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inner: Box::new(a.clone()),
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comment,
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text,
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});
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}
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Ok(text) => {
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// [ref:FIXME]: add `v` configurable shortcut
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let comment = Some(format!(
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"Text piped through `{}`. Press `v` to open in web browser. \n\n",
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filter_invocation
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));
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acc.push(AttachmentDisplay::InlineText {
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inner: Box::new(a.clone()),
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comment,
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text,
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});
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}
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}
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} else if a.is_text() {
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let bytes = a.decode(force_charset.into());
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acc.push(AttachmentDisplay::InlineText {
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inner: Box::new(a.clone()),
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comment: None,
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text: String::from_utf8_lossy(&bytes).to_string(),
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});
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} else if let ContentType::Multipart {
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ref kind,
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ref parts,
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..
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} = a.content_type
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{
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match kind {
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MultipartType::Alternative => {
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if parts.is_empty() {
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return;
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}
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let mut display = vec![];
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let mut chosen_attachment_idx = 0;
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if let Some(text_attachment_pos) =
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parts.iter().position(|a| a.content_type == "text/plain")
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{
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let bytes = &parts[text_attachment_pos].decode(force_charset.into());
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if bytes.trim().is_empty()
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&& view_settings.auto_choose_multipart_alternative
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{
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if let Some(text_attachment_pos) =
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parts.iter().position(|a| a.content_type == "text/html")
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{
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/* Select html alternative since text/plain is empty */
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chosen_attachment_idx = text_attachment_pos;
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}
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} else {
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/* Select text/plain alternative */
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chosen_attachment_idx = text_attachment_pos;
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}
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}
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for a in parts {
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Self::attachment_to_display_helper(
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a,
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main_loop_handler,
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active_jobs,
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&mut display,
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view_settings,
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force_charset,
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);
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}
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acc.push(AttachmentDisplay::Alternative {
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inner: Box::new(a.clone()),
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shown_display: chosen_attachment_idx,
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display,
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});
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}
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MultipartType::Signed => {
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#[cfg(not(feature = "gpgme"))]
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{
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acc.push(AttachmentDisplay::SignedUnverified {
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inner: Box::new(a.clone()),
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display: {
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let mut v = vec![];
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EnvelopeView::attachment_to_display_helper(
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&parts[0],
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main_loop_handler,
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active_jobs,
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&mut v,
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view_settings,
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force_charset,
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);
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v
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},
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});
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}
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#[cfg(feature = "gpgme")]
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{
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if view_settings.auto_verify_signatures.is_true() {
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let verify_fut = crate::mail::pgp::verify(a.clone());
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let handle = main_loop_handler
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.job_executor
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.spawn_specialized("gpg::verify_sig".into(), verify_fut);
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active_jobs.insert(handle.job_id);
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main_loop_handler.send(ThreadEvent::UIEvent(UIEvent::StatusEvent(
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StatusEvent::NewJob(handle.job_id),
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)));
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acc.push(AttachmentDisplay::SignedPending {
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inner: Box::new(a.clone()),
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job_id: handle.job_id,
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display: {
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let mut v = vec![];
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Self::attachment_to_display_helper(
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&parts[0],
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main_loop_handler,
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active_jobs,
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&mut v,
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view_settings,
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force_charset,
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);
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v
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},
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handle,
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});
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} else {
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acc.push(AttachmentDisplay::SignedUnverified {
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inner: Box::new(a.clone()),
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display: {
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let mut v = vec![];
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Self::attachment_to_display_helper(
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&parts[0],
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main_loop_handler,
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active_jobs,
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&mut v,
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view_settings,
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force_charset,
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);
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v
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},
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});
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}
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}
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}
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MultipartType::Encrypted => {
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for a in parts {
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if a.content_type == "application/octet-stream" {
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#[cfg(not(feature = "gpgme"))]
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{
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acc.push(AttachmentDisplay::EncryptedFailed {
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inner: Box::new(a.clone()),
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error: Error::new(
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"Cannot decrypt: meli must be compiled with libgpgme \
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support.",
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),
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});
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}
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#[cfg(feature = "gpgme")]
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{
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if view_settings.auto_decrypt.is_true() {
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let decrypt_fut = crate::mail::pgp::decrypt(a.raw().to_vec());
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let handle = main_loop_handler
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.job_executor
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.spawn_specialized("gpg::decrypt".into(), decrypt_fut);
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active_jobs.insert(handle.job_id);
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main_loop_handler.send(ThreadEvent::UIEvent(
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UIEvent::StatusEvent(StatusEvent::NewJob(handle.job_id)),
|
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));
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acc.push(AttachmentDisplay::EncryptedPending {
|
||
inner: Box::new(a.clone()),
|
||
handle,
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||
});
|
||
} else {
|
||
acc.push(AttachmentDisplay::EncryptedFailed {
|
||
inner: Box::new(a.clone()),
|
||
error: Error::new("Undecrypted."),
|
||
});
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
_ => {
|
||
for a in parts {
|
||
Self::attachment_to_display_helper(
|
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a,
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main_loop_handler,
|
||
active_jobs,
|
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acc,
|
||
view_settings,
|
||
force_charset,
|
||
);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
pub fn parse_attachments(&mut self) {
|
||
let mut display = vec![];
|
||
Self::attachment_to_display_helper(
|
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&self.body,
|
||
&self.main_loop_handler,
|
||
&mut self.active_jobs,
|
||
&mut display,
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&self.view_settings,
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(&self.force_charset).into(),
|
||
);
|
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let (attachment_paths, attachment_tree) = self.attachment_displays_to_tree(&display);
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||
self.display = display;
|
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self.attachment_tree = attachment_tree;
|
||
self.attachment_paths = attachment_paths;
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||
self.regenerate_body_text();
|
||
}
|
||
|
||
pub fn regenerate_body_text(&mut self) {
|
||
self.body_text = Self::attachment_displays_to_text(&self.display, true);
|
||
}
|
||
|
||
pub fn attachment_displays_to_text(
|
||
displays: &[AttachmentDisplay],
|
||
show_comments: bool,
|
||
) -> String {
|
||
let mut acc = String::new();
|
||
for d in displays {
|
||
use AttachmentDisplay::*;
|
||
match d {
|
||
Alternative {
|
||
inner: _,
|
||
shown_display,
|
||
display,
|
||
} => {
|
||
acc.push_str(&Self::attachment_displays_to_text(
|
||
&display[*shown_display..(*shown_display + 1)],
|
||
show_comments,
|
||
));
|
||
}
|
||
InlineText {
|
||
inner: _,
|
||
text,
|
||
comment: Some(comment),
|
||
} if show_comments => {
|
||
acc.push_str(comment);
|
||
if !acc.ends_with("\n\n") {
|
||
acc.push_str("\n\n");
|
||
}
|
||
acc.push_str(text);
|
||
}
|
||
InlineText {
|
||
inner: _,
|
||
text,
|
||
comment: _,
|
||
} => acc.push_str(text),
|
||
InlineOther { inner } => {
|
||
if !acc.ends_with("\n\n") {
|
||
acc.push_str("\n\n");
|
||
}
|
||
acc.push_str(&inner.to_string());
|
||
if !acc.ends_with("\n\n") {
|
||
acc.push_str("\n\n");
|
||
}
|
||
}
|
||
Attachment { inner: _ } => {}
|
||
SignedPending {
|
||
inner: _,
|
||
display,
|
||
handle: _,
|
||
job_id: _,
|
||
} => {
|
||
if show_comments {
|
||
acc.push_str("Waiting for signature verification.\n\n");
|
||
}
|
||
acc.push_str(&Self::attachment_displays_to_text(display, show_comments));
|
||
}
|
||
SignedUnverified { inner: _, display } => {
|
||
if show_comments {
|
||
acc.push_str("Unverified signature.\n\n");
|
||
}
|
||
acc.push_str(&Self::attachment_displays_to_text(display, show_comments))
|
||
}
|
||
SignedFailed {
|
||
inner: _,
|
||
display,
|
||
error,
|
||
} => {
|
||
if show_comments {
|
||
let _ = writeln!(acc, "Failed to verify signature: {}.\n", error);
|
||
}
|
||
acc.push_str(&Self::attachment_displays_to_text(display, show_comments));
|
||
}
|
||
SignedVerified {
|
||
inner: _,
|
||
display,
|
||
description,
|
||
} => {
|
||
if show_comments {
|
||
if description.is_empty() {
|
||
acc.push_str("Verified signature.\n\n");
|
||
} else {
|
||
acc.push_str(description);
|
||
acc.push_str("\n\n");
|
||
}
|
||
}
|
||
acc.push_str(&Self::attachment_displays_to_text(display, show_comments));
|
||
}
|
||
EncryptedPending { .. } => acc.push_str("Waiting for decryption result."),
|
||
EncryptedFailed { inner: _, error } => {
|
||
let _ = write!(acc, "Decryption failed: {}.", &error);
|
||
}
|
||
EncryptedSuccess {
|
||
inner: _,
|
||
plaintext: _,
|
||
plaintext_display,
|
||
description,
|
||
} => {
|
||
if show_comments {
|
||
if description.is_empty() {
|
||
acc.push_str("Successfully decrypted.\n\n");
|
||
} else {
|
||
acc.push_str(description);
|
||
acc.push_str("\n\n");
|
||
}
|
||
}
|
||
acc.push_str(&Self::attachment_displays_to_text(
|
||
plaintext_display,
|
||
show_comments,
|
||
));
|
||
}
|
||
}
|
||
}
|
||
acc
|
||
}
|
||
|
||
fn attachment_displays_to_tree(
|
||
&self,
|
||
displays: &[AttachmentDisplay],
|
||
) -> (Vec<Vec<usize>>, String) {
|
||
let mut acc = String::new();
|
||
let mut branches = SmallVec::new();
|
||
let mut paths = Vec::with_capacity(displays.len());
|
||
let mut cur_path = vec![];
|
||
let mut idx = 0;
|
||
|
||
fn append_entry(
|
||
(idx, (depth, att_display)): (&mut usize, (usize, &AttachmentDisplay)),
|
||
branches: &mut SmallVec<[bool; 8]>,
|
||
paths: &mut Vec<Vec<usize>>,
|
||
cur_path: &mut Vec<usize>,
|
||
has_sibling: bool,
|
||
s: &mut String,
|
||
) {
|
||
use AttachmentDisplay::*;
|
||
let mut default_alternative: Option<usize> = None;
|
||
let (att, sub_att_display_vec) = match att_display {
|
||
Alternative {
|
||
inner,
|
||
shown_display,
|
||
display,
|
||
} => {
|
||
default_alternative = Some(*shown_display);
|
||
(inner, display.as_slice())
|
||
}
|
||
InlineText {
|
||
inner,
|
||
text: _,
|
||
comment: _,
|
||
}
|
||
| InlineOther { inner }
|
||
| Attachment { inner }
|
||
| EncryptedPending { inner, handle: _ }
|
||
| EncryptedFailed { inner, error: _ } => (inner, &[][..]),
|
||
SignedPending {
|
||
inner,
|
||
display,
|
||
handle: _,
|
||
job_id: _,
|
||
}
|
||
| SignedUnverified { inner, display }
|
||
| SignedFailed {
|
||
inner,
|
||
display,
|
||
error: _,
|
||
}
|
||
| SignedVerified {
|
||
inner,
|
||
display,
|
||
description: _,
|
||
}
|
||
| EncryptedSuccess {
|
||
inner: _,
|
||
plaintext: inner,
|
||
plaintext_display: display,
|
||
description: _,
|
||
} => (inner, display.as_slice()),
|
||
};
|
||
s.extend(format!("\n[{}]", idx).chars());
|
||
for &b in branches.iter() {
|
||
if b {
|
||
s.push('|');
|
||
} else {
|
||
s.push(' ');
|
||
}
|
||
s.push(' ');
|
||
}
|
||
if depth > 0 {
|
||
if has_sibling {
|
||
s.push('|');
|
||
} else {
|
||
s.push(' ');
|
||
}
|
||
s.push_str("\\_ ");
|
||
} else {
|
||
s.push(' ');
|
||
s.push(' ');
|
||
}
|
||
|
||
s.push_str(&att.to_string());
|
||
paths.push(cur_path.clone());
|
||
if matches!(att.content_type, ContentType::Multipart { .. }) {
|
||
let mut iter = (0..sub_att_display_vec.len()).peekable();
|
||
if has_sibling {
|
||
branches.push(true);
|
||
} else {
|
||
branches.push(false);
|
||
}
|
||
while let Some(i) = iter.next() {
|
||
*idx += 1;
|
||
cur_path.push(i);
|
||
append_entry(
|
||
(idx, (depth + 1, &sub_att_display_vec[i])),
|
||
branches,
|
||
paths,
|
||
cur_path,
|
||
iter.peek().is_some(),
|
||
s,
|
||
);
|
||
if Some(i) == default_alternative {
|
||
s.push_str(" (displayed by default)");
|
||
}
|
||
cur_path.pop();
|
||
}
|
||
branches.pop();
|
||
}
|
||
}
|
||
|
||
for (i, d) in displays.iter().enumerate() {
|
||
cur_path.push(i);
|
||
append_entry(
|
||
(&mut idx, (0, d)),
|
||
&mut branches,
|
||
&mut paths,
|
||
&mut cur_path,
|
||
i + 1 < displays.len(),
|
||
&mut acc,
|
||
);
|
||
cur_path.pop();
|
||
idx += 1;
|
||
}
|
||
(paths, acc)
|
||
}
|
||
|
||
fn open_attachment(
|
||
&'_ self,
|
||
lidx: usize,
|
||
context: &mut Context,
|
||
) -> Option<&'_ melib::Attachment> {
|
||
if let Some(path) = self.attachment_paths.get(lidx).and_then(|path| {
|
||
if !path.is_empty() {
|
||
Some(path)
|
||
} else {
|
||
None
|
||
}
|
||
}) {
|
||
let first = path[0];
|
||
use AttachmentDisplay::*;
|
||
let root_attachment = match &self.display[first] {
|
||
Alternative {
|
||
inner,
|
||
shown_display: _,
|
||
display: _,
|
||
}
|
||
| InlineText {
|
||
inner,
|
||
text: _,
|
||
comment: _,
|
||
}
|
||
| InlineOther { inner }
|
||
| Attachment { inner }
|
||
| SignedPending {
|
||
inner,
|
||
display: _,
|
||
handle: _,
|
||
job_id: _,
|
||
}
|
||
| SignedFailed {
|
||
inner,
|
||
display: _,
|
||
error: _,
|
||
}
|
||
| SignedVerified {
|
||
inner,
|
||
display: _,
|
||
description: _,
|
||
}
|
||
| SignedUnverified { inner, display: _ }
|
||
| EncryptedPending { inner, handle: _ }
|
||
| EncryptedFailed { inner, error: _ }
|
||
| EncryptedSuccess {
|
||
inner: _,
|
||
plaintext: inner,
|
||
plaintext_display: _,
|
||
description: _,
|
||
} => inner,
|
||
};
|
||
fn find_attachment<'a>(
|
||
a: &'a melib::Attachment,
|
||
path: &[usize],
|
||
) -> Option<&'a melib::Attachment> {
|
||
if path.is_empty() {
|
||
return Some(a);
|
||
}
|
||
if let ContentType::Multipart { ref parts, .. } = a.content_type {
|
||
let first = path[0];
|
||
if first < parts.len() {
|
||
return find_attachment(&parts[first], &path[1..]);
|
||
}
|
||
}
|
||
None
|
||
}
|
||
|
||
let ret = find_attachment(root_attachment, &path[1..]);
|
||
if lidx == 0 {
|
||
return ret.and_then(|a| {
|
||
if a.content_disposition.kind.is_attachment()
|
||
|| a.content_type == "message/rfc822"
|
||
{
|
||
Some(a)
|
||
} else {
|
||
None
|
||
}
|
||
});
|
||
} else {
|
||
return ret;
|
||
}
|
||
}
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::DisplayMessage(format!(
|
||
"Attachment `{}` not found.",
|
||
lidx
|
||
))));
|
||
None
|
||
}
|
||
}
|
||
|
||
impl Component for EnvelopeView {
|
||
fn draw(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
|
||
self.view_settings.theme_default = crate::conf::value(context, "theme_default");
|
||
|
||
let hdr_theme = crate::conf::value(context, "mail.view.headers");
|
||
let hdr_name_theme = crate::conf::value(context, "mail.view.headers_names");
|
||
let hdr_area_theme = crate::conf::value(context, "mail.view.headers_area");
|
||
|
||
let y: usize = {
|
||
if self.options.contains(ViewOptions::SOURCE) {
|
||
grid.clear_area(area, self.view_settings.theme_default);
|
||
context.dirty_areas.push_back(area);
|
||
0
|
||
} else {
|
||
let envelope = &self.mail;
|
||
let height_p = self.pager.size().1;
|
||
|
||
let height = area
|
||
.height()
|
||
.saturating_sub(self.headers_no)
|
||
.saturating_sub(1);
|
||
|
||
self.headers_no = 0;
|
||
let mut skip_header_ctr = self.headers_cursor;
|
||
let sticky = self.view_settings.sticky_headers || height_p < height;
|
||
let mut y = 0;
|
||
macro_rules! print_header {
|
||
($(($header:path, $string:expr)),*$(,)?) => {
|
||
$({
|
||
if sticky || skip_header_ctr == 0 {
|
||
if y <= area.height() {
|
||
grid.clear_area(
|
||
area.skip_rows(y),
|
||
hdr_area_theme,
|
||
);
|
||
let (_x, _y) =
|
||
grid.write_string(
|
||
&format!("{}:", $header),
|
||
hdr_name_theme.fg,
|
||
hdr_name_theme.bg,
|
||
hdr_name_theme.attrs,
|
||
area.skip_rows(y),
|
||
Some(0),
|
||
);
|
||
let (__x, __y) =
|
||
grid.write_string(
|
||
&$string,
|
||
hdr_theme.fg,
|
||
hdr_theme.bg,
|
||
hdr_theme.attrs,
|
||
area.skip(_x+1, y+ _y),
|
||
Some(0),
|
||
);
|
||
y += _y +__y + 1;
|
||
}
|
||
} else {
|
||
skip_header_ctr = skip_header_ctr.saturating_sub(1);
|
||
}
|
||
self.headers_no += 1;
|
||
})+
|
||
};
|
||
}
|
||
let find_offset = |s: &str| -> (bool, (i64, i64)) {
|
||
let mut diff = (true, (0, 0));
|
||
if let Some(pos) = s.as_bytes().iter().position(|b| *b == b'+' || *b == b'-') {
|
||
let offset = &s[pos..];
|
||
diff.0 = offset.starts_with('+');
|
||
if let (Ok(hr_offset), Ok(min_offset)) =
|
||
(offset[1..3].parse::<i64>(), offset[3..5].parse::<i64>())
|
||
{
|
||
diff.1 .0 = hr_offset;
|
||
diff.1 .1 = min_offset;
|
||
}
|
||
}
|
||
diff
|
||
};
|
||
let orig_date = envelope.date_as_str();
|
||
let date_str: std::borrow::Cow<str> = if self.view_settings.show_date_in_my_timezone
|
||
{
|
||
let local_date = datetime::timestamp_to_string(
|
||
envelope.timestamp,
|
||
Some(datetime::formats::RFC822_DATE),
|
||
false,
|
||
);
|
||
let orig_offset = find_offset(orig_date);
|
||
let local_offset = find_offset(&local_date);
|
||
if orig_offset == local_offset {
|
||
orig_date.into()
|
||
} else {
|
||
format!(
|
||
"{} [actual timezone: {}{:02}{:02}]",
|
||
local_date,
|
||
if orig_offset.0 { '+' } else { '-' },
|
||
orig_offset.1 .0,
|
||
orig_offset.1 .1
|
||
)
|
||
.into()
|
||
}
|
||
} else {
|
||
orig_date.into()
|
||
};
|
||
print_header!(
|
||
(HeaderName::DATE, date_str),
|
||
(HeaderName::FROM, envelope.field_from_to_string()),
|
||
(HeaderName::TO, envelope.field_to_to_string()),
|
||
);
|
||
if envelope.other_headers().contains_key(HeaderName::CC)
|
||
&& !envelope.other_headers()[HeaderName::CC].is_empty()
|
||
{
|
||
print_header!((HeaderName::CC, envelope.field_cc_to_string()));
|
||
}
|
||
print_header!(
|
||
(HeaderName::SUBJECT, envelope.subject()),
|
||
(
|
||
HeaderName::MESSAGE_ID,
|
||
format!("<{}>", envelope.message_id_raw())
|
||
)
|
||
);
|
||
if self.view_settings.expand_headers {
|
||
if let Some(val) = envelope.in_reply_to_display() {
|
||
print_header!(
|
||
(HeaderName::IN_REPLY_TO, val),
|
||
(
|
||
HeaderName::REFERENCES,
|
||
envelope
|
||
.references()
|
||
.iter()
|
||
.map(std::string::ToString::to_string)
|
||
.collect::<Vec<String>>()
|
||
.join(", ")
|
||
)
|
||
);
|
||
}
|
||
}
|
||
for hdr in &self.view_settings.show_extra_headers {
|
||
if let Some((val, hdr)) = HeaderName::try_from(hdr)
|
||
.ok()
|
||
.and_then(|hdr| Some((envelope.other_headers().get(&hdr)?, hdr)))
|
||
{
|
||
print_header!((hdr, val));
|
||
}
|
||
}
|
||
if let Some(list_management::ListActions {
|
||
ref id,
|
||
ref archive,
|
||
ref post,
|
||
ref unsubscribe,
|
||
}) = list_management::ListActions::detect(envelope)
|
||
{
|
||
let mut x = 0;
|
||
if let Some(id) = id {
|
||
if sticky || skip_header_ctr == 0 {
|
||
grid.clear_area(area.nth_row(y), hdr_area_theme);
|
||
let (_x, _) = grid.write_string(
|
||
"List-ID: ",
|
||
hdr_name_theme.fg,
|
||
hdr_name_theme.bg,
|
||
hdr_name_theme.attrs,
|
||
area.nth_row(y),
|
||
None,
|
||
);
|
||
x = _x;
|
||
let (_x, _y) = grid.write_string(
|
||
id,
|
||
hdr_theme.fg,
|
||
hdr_theme.bg,
|
||
hdr_theme.attrs,
|
||
area.nth_row(y).skip_cols(_x),
|
||
None,
|
||
);
|
||
x += _x;
|
||
if _y != 0 {
|
||
x = 0;
|
||
}
|
||
y += _y;
|
||
}
|
||
self.headers_no += 1;
|
||
}
|
||
if sticky || skip_header_ctr == 0 {
|
||
if archive.is_some() || post.is_some() || unsubscribe.is_some() {
|
||
let (_x, _y) = grid.write_string(
|
||
" Available actions: [ ",
|
||
hdr_name_theme.fg,
|
||
hdr_name_theme.bg,
|
||
hdr_name_theme.attrs,
|
||
area.skip(x, y),
|
||
Some(0),
|
||
);
|
||
x += _x;
|
||
y += _y;
|
||
}
|
||
if archive.is_some() {
|
||
let (_x, _y) = grid.write_string(
|
||
"list-archive, ",
|
||
hdr_theme.fg,
|
||
hdr_theme.bg,
|
||
hdr_theme.attrs,
|
||
area.skip(x, y),
|
||
Some(0),
|
||
);
|
||
x += _x;
|
||
y += _y;
|
||
}
|
||
if post.is_some() {
|
||
let (_x, _y) = grid.write_string(
|
||
"list-post, ",
|
||
hdr_theme.fg,
|
||
hdr_theme.bg,
|
||
hdr_theme.attrs,
|
||
area.skip(x, y),
|
||
Some(0),
|
||
);
|
||
x += _x;
|
||
y += _y;
|
||
}
|
||
if unsubscribe.is_some() {
|
||
let (_x, _y) = grid.write_string(
|
||
"list-unsubscribe, ",
|
||
hdr_theme.fg,
|
||
hdr_theme.bg,
|
||
hdr_theme.attrs,
|
||
area.skip(x, y),
|
||
Some(0),
|
||
);
|
||
x += _x;
|
||
y += _y;
|
||
}
|
||
if archive.is_some() || post.is_some() || unsubscribe.is_some() {
|
||
if x >= 2 {
|
||
for c in grid.row_iter(area, (x - 2)..(x - 1), y) {
|
||
grid[c].set_ch(' ');
|
||
}
|
||
}
|
||
if x > 0 {
|
||
for c in grid.row_iter(area, (x - 1)..x, y) {
|
||
grid[c]
|
||
.set_ch(']')
|
||
.set_fg(hdr_name_theme.fg)
|
||
.set_bg(hdr_name_theme.bg)
|
||
.set_attrs(hdr_name_theme.attrs);
|
||
}
|
||
}
|
||
}
|
||
for c in grid.row_iter(area, (x + 1)..area.width(), y) {
|
||
grid[c]
|
||
.set_ch(' ')
|
||
.set_fg(hdr_area_theme.fg)
|
||
.set_bg(hdr_area_theme.bg);
|
||
}
|
||
y += 1;
|
||
}
|
||
}
|
||
|
||
self.force_draw_headers = false;
|
||
|
||
grid.clear_area(area.nth_row(y), hdr_area_theme);
|
||
context.dirty_areas.push_back(area.take_rows(y + 3));
|
||
if !self.view_settings.sticky_headers {
|
||
let height_p = self.pager.size().1;
|
||
|
||
let height = area.height().saturating_sub(y).saturating_sub(1);
|
||
if self.pager.cursor_pos() >= self.headers_no {
|
||
0
|
||
} else if (height_p > height && self.headers_cursor < self.headers_no + 1)
|
||
|| self.headers_cursor == 0
|
||
|| height_p < height
|
||
{
|
||
y + 1
|
||
} else {
|
||
0
|
||
}
|
||
} else {
|
||
y + 1
|
||
}
|
||
}
|
||
};
|
||
|
||
if self.filters.is_empty() || self.body_text.is_empty() {
|
||
let body = self.mail.body();
|
||
if body.is_html() {
|
||
let attachment = if let Some(sub) = match body.content_type {
|
||
ContentType::Multipart {
|
||
kind: MultipartType::Alternative,
|
||
ref parts,
|
||
..
|
||
} => parts.iter().find(|p| p.is_html()),
|
||
_ => None,
|
||
} {
|
||
sub
|
||
} else {
|
||
&body
|
||
};
|
||
if let Ok(filter) = ViewFilter::new_html(attachment, context) {
|
||
self.filters.push(filter);
|
||
}
|
||
} else if self.view_settings.auto_choose_multipart_alternative
|
||
&& match body.content_type {
|
||
ContentType::Multipart {
|
||
kind: MultipartType::Alternative,
|
||
ref parts,
|
||
..
|
||
} => parts
|
||
.iter()
|
||
.all(|p| p.is_html() || (p.is_text() && p.body().trim().is_empty())),
|
||
_ => false,
|
||
}
|
||
{
|
||
if let Ok(filter) = ViewFilter::new_html(
|
||
body.content_type
|
||
.parts()
|
||
.unwrap()
|
||
.iter()
|
||
.find(|a| a.is_html())
|
||
.unwrap_or(&body),
|
||
context,
|
||
) {
|
||
self.filters.push(filter);
|
||
}
|
||
} else if let Ok(filter) = ViewFilter::new_attachment(&body, context) {
|
||
self.filters.push(filter);
|
||
}
|
||
self.body_text = String::from_utf8_lossy(
|
||
&body.decode(Option::<Charset>::from(&self.force_charset).into()),
|
||
)
|
||
.to_string();
|
||
}
|
||
if !self.initialised {
|
||
self.initialised = true;
|
||
let mut text = if let Some(ViewFilter {
|
||
filter_invocation,
|
||
body_text,
|
||
notice,
|
||
..
|
||
}) = self.filters.last()
|
||
{
|
||
let mut text = if self.filters.len() == 1 {
|
||
if filter_invocation.is_empty() {
|
||
String::new()
|
||
} else {
|
||
format!("Text piped through `{filter_invocation}`\n\n")
|
||
}
|
||
} else {
|
||
notice
|
||
.as_ref()
|
||
.map(|s| s.to_string())
|
||
.or_else(|| {
|
||
if filter_invocation.is_empty() {
|
||
None
|
||
} else {
|
||
Some(format!("Text piped through `{filter_invocation}`\n\n"))
|
||
}
|
||
})
|
||
.unwrap_or_default()
|
||
};
|
||
text.push_str(&self.options.convert(&mut self.links, &self.body, body_text));
|
||
text
|
||
} else {
|
||
self.options
|
||
.convert(&mut self.links, &self.body, &self.body_text)
|
||
};
|
||
if !text.trim().is_empty() {
|
||
text.push_str("\n\n");
|
||
}
|
||
text.push_str(&self.attachment_tree);
|
||
let cursor_pos = self.pager.cursor_pos();
|
||
self.view_settings.body_theme = crate::conf::value(context, "mail.view.body");
|
||
self.pager = Pager::from_string(
|
||
text,
|
||
Some(context),
|
||
Some(cursor_pos),
|
||
None,
|
||
self.view_settings.body_theme,
|
||
);
|
||
if let Some(ref filter) = self.view_settings.pager_filter {
|
||
self.pager.filter(filter);
|
||
}
|
||
}
|
||
|
||
if let Some(s) = self.subview.as_mut() {
|
||
if !s.is_dirty() {
|
||
s.set_dirty(true);
|
||
}
|
||
s.draw(grid, area.skip_rows(y), context);
|
||
} else {
|
||
self.pager.draw(grid, area.skip_rows(y), context);
|
||
}
|
||
if let ForceCharset::Dialog(ref mut s) = self.force_charset {
|
||
s.draw(grid, area, context);
|
||
}
|
||
|
||
// Draw number command buffer at the bottom right corner:
|
||
|
||
let l = area.nth_row(area.height());
|
||
if self.cmd_buf.is_empty() {
|
||
grid.clear_area(l.skip_cols_from_end(8), self.view_settings.theme_default);
|
||
} else {
|
||
let s = self.cmd_buf.to_string();
|
||
grid.write_string(
|
||
&s,
|
||
self.view_settings.theme_default.fg,
|
||
self.view_settings.theme_default.bg,
|
||
self.view_settings.theme_default.attrs,
|
||
l.skip_cols_from_end(8),
|
||
None,
|
||
);
|
||
}
|
||
|
||
self.dirty = false;
|
||
}
|
||
|
||
fn process_event(&mut self, event: &mut UIEvent, context: &mut Context) -> bool {
|
||
match (&mut self.force_charset, &event) {
|
||
(ForceCharset::Dialog(selector), UIEvent::FinishedUIDialog(id, results))
|
||
if *id == selector.id() =>
|
||
{
|
||
if let Some(results) = results.downcast_ref::<Vec<Option<Charset>>>() {
|
||
if results.len() != 1 {
|
||
self.force_charset = ForceCharset::None;
|
||
self.set_dirty(true);
|
||
return true;
|
||
}
|
||
if let Some(charset) = results[0] {
|
||
self.force_charset = ForceCharset::Forced(charset);
|
||
} else {
|
||
self.force_charset = ForceCharset::None;
|
||
}
|
||
} else {
|
||
self.force_charset = ForceCharset::None;
|
||
}
|
||
self.set_dirty(true);
|
||
return true;
|
||
}
|
||
(ForceCharset::Dialog(selector), _) => {
|
||
if selector.process_event(event, context) {
|
||
return true;
|
||
}
|
||
}
|
||
_ => {}
|
||
}
|
||
|
||
let shortcuts = &self.shortcuts(context);
|
||
|
||
if let Some(ref mut sub) = self.subview {
|
||
if matches!(event, UIEvent::Input(ref key) if shortcut!(
|
||
key == shortcuts[Shortcuts::ENVELOPE_VIEW]["return_to_normal_view"]
|
||
)) {
|
||
if sub.process_event(event, context) && !sub.filters.is_empty() {
|
||
return true;
|
||
}
|
||
} else if sub.process_event(event, context) {
|
||
return true;
|
||
}
|
||
} else {
|
||
if !self.view_settings.sticky_headers {
|
||
let shortcuts = self.pager.shortcuts(context);
|
||
match event {
|
||
UIEvent::Input(ref key)
|
||
if shortcut!(key == shortcuts[Shortcuts::PAGER]["scroll_up"])
|
||
&& self.pager.cursor_pos() == 0
|
||
&& self.headers_cursor > 0 =>
|
||
{
|
||
self.headers_cursor -= 1;
|
||
self.set_dirty(true);
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key)
|
||
if shortcut!(key == shortcuts[Shortcuts::PAGER]["scroll_down"])
|
||
&& self.headers_cursor < self.headers_no =>
|
||
{
|
||
self.headers_cursor += 1;
|
||
self.set_dirty(true);
|
||
return true;
|
||
}
|
||
|
||
_ => {}
|
||
}
|
||
}
|
||
|
||
if self.pager.process_event(event, context)
|
||
|| self
|
||
.filters
|
||
.last_mut()
|
||
.map(|f| f.process_event(event, context))
|
||
.unwrap_or(false)
|
||
{
|
||
return true;
|
||
}
|
||
}
|
||
|
||
match *event {
|
||
UIEvent::Resize | UIEvent::VisibilityChange(true) => {
|
||
self.set_dirty(true);
|
||
}
|
||
UIEvent::Input(Key::Esc) | UIEvent::Input(Key::Alt('')) if !self.cmd_buf.is_empty() => {
|
||
self.cmd_buf.clear();
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
|
||
return true;
|
||
}
|
||
UIEvent::Input(Key::Char(c)) if c.is_ascii_digit() => {
|
||
if self.cmd_buf.len() < 9 {
|
||
self.cmd_buf.push(c);
|
||
self.set_dirty(true);
|
||
}
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key)
|
||
if shortcut!(key == shortcuts[Shortcuts::ENVELOPE_VIEW]["view_raw_source"]) =>
|
||
{
|
||
if self.options.contains(ViewOptions::SOURCE) {
|
||
self.options.toggle(ViewOptions::SOURCE_RAW);
|
||
} else {
|
||
self.options.toggle(ViewOptions::SOURCE);
|
||
}
|
||
self.set_dirty(true);
|
||
self.initialised = false;
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key)
|
||
if self.options != ViewOptions::DEFAULT
|
||
&& shortcut!(
|
||
key == shortcuts[Shortcuts::ENVELOPE_VIEW]["return_to_normal_view"]
|
||
) =>
|
||
{
|
||
self.options.remove(ViewOptions::SOURCE | ViewOptions::URL);
|
||
self.set_dirty(true);
|
||
self.initialised = false;
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key)
|
||
if shortcut!(
|
||
key == shortcuts[Shortcuts::ENVELOPE_VIEW]["return_to_normal_view"]
|
||
) =>
|
||
{
|
||
if self.subview.take().is_some() {
|
||
self.initialised = false;
|
||
} else if self.filters.is_empty() {
|
||
return false;
|
||
} else {
|
||
self.filters.pop();
|
||
self.initialised = false;
|
||
}
|
||
self.set_dirty(true);
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key)
|
||
if !self.cmd_buf.is_empty()
|
||
&& shortcut!(key == shortcuts[Shortcuts::ENVELOPE_VIEW]["open_mailcap"]) =>
|
||
{
|
||
let lidx = self.cmd_buf.parse::<usize>().unwrap();
|
||
self.cmd_buf.clear();
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
|
||
if let Some(attachment) = self.open_attachment(lidx, context) {
|
||
if crate::mailcap::MailcapEntry::execute(attachment, context).is_ok() {
|
||
self.set_dirty(true);
|
||
} else {
|
||
context.replies.push_back(UIEvent::StatusEvent(
|
||
StatusEvent::DisplayMessage(format!(
|
||
"no mailcap entry found for {}",
|
||
attachment.content_type()
|
||
)),
|
||
));
|
||
}
|
||
}
|
||
return true;
|
||
}
|
||
UIEvent::Action(View(ViewAction::ExportMail(ref path))) => {
|
||
// Save entire message as eml
|
||
let mut path = std::path::Path::new(path).to_path_buf();
|
||
|
||
if path.is_dir() {
|
||
path.push(format!("{}.eml", self.mail.message_id_raw()));
|
||
}
|
||
if path.is_relative() {
|
||
path = context.current_dir().join(&path);
|
||
}
|
||
match save_attachment(&path, &self.mail.bytes) {
|
||
Err(err) => {
|
||
log::error!("Failed to create file at {}: {err}", path.display());
|
||
context.replies.push_back(UIEvent::Notification {
|
||
title: Some(
|
||
format!("Failed to create file at {}", path.display()).into(),
|
||
),
|
||
body: err.to_string().into(),
|
||
source: Some(err),
|
||
kind: Some(NotificationType::Error(melib::ErrorKind::External)),
|
||
});
|
||
return true;
|
||
}
|
||
Ok(()) => {
|
||
context.replies.push_back(UIEvent::Notification {
|
||
title: None,
|
||
source: None,
|
||
body: format!("Saved at {}", &path.display()).into(),
|
||
kind: Some(NotificationType::Info),
|
||
});
|
||
}
|
||
}
|
||
|
||
return true;
|
||
}
|
||
UIEvent::Action(View(ViewAction::SaveAttachment(a_i, ref path))) => {
|
||
let mut path = std::path::Path::new(path).to_path_buf();
|
||
|
||
if let Some(u) = self.open_attachment(a_i, context) {
|
||
if path.is_dir() {
|
||
if let Some(filename) = u.filename() {
|
||
path.push(filename);
|
||
} else {
|
||
path.push(format!(
|
||
"meli_attachment_{a_i}_{}",
|
||
Uuid::new_v4().as_simple()
|
||
));
|
||
}
|
||
}
|
||
if path.is_relative() {
|
||
path = context.current_dir().join(&path);
|
||
}
|
||
match save_attachment(&path, &u.decode(Default::default())) {
|
||
Err(err) => {
|
||
log::error!("Failed to create file at {}: {err}", path.display());
|
||
context.replies.push_back(UIEvent::Notification {
|
||
title: Some(
|
||
format!("Failed to create file at {}", path.display()).into(),
|
||
),
|
||
body: err.to_string().into(),
|
||
source: Some(err),
|
||
kind: Some(NotificationType::Error(melib::ErrorKind::External)),
|
||
});
|
||
}
|
||
Ok(()) => {
|
||
context.replies.push_back(UIEvent::Notification {
|
||
title: None,
|
||
source: None,
|
||
body: format!("Saved at {}", path.display()).into(),
|
||
kind: Some(NotificationType::Info),
|
||
});
|
||
}
|
||
}
|
||
} else if a_i == 0 {
|
||
// Save entire message as eml
|
||
if path.is_dir() {
|
||
path.push(format!("{}.eml", self.mail.message_id_raw()));
|
||
}
|
||
if path.is_relative() {
|
||
path = context.current_dir().join(&path);
|
||
}
|
||
match save_attachment(&path, &self.mail.bytes) {
|
||
Err(err) => {
|
||
log::error!("Failed to create file at {}: {err}", path.display());
|
||
context.replies.push_back(UIEvent::Notification {
|
||
title: Some(
|
||
format!("Failed to create file at {}", path.display()).into(),
|
||
),
|
||
body: err.to_string().into(),
|
||
source: Some(err),
|
||
kind: Some(NotificationType::Error(melib::ErrorKind::External)),
|
||
});
|
||
return true;
|
||
}
|
||
Ok(()) => {
|
||
context.replies.push_back(UIEvent::Notification {
|
||
title: None,
|
||
source: None,
|
||
body: format!("Saved at {}", &path.display()).into(),
|
||
kind: Some(NotificationType::Info),
|
||
});
|
||
}
|
||
}
|
||
|
||
return true;
|
||
} else {
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::DisplayMessage(format!(
|
||
"Attachment `{}` not found.",
|
||
a_i
|
||
))));
|
||
}
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key)
|
||
if shortcut!(key == shortcuts[Shortcuts::ENVELOPE_VIEW]["open_attachment"])
|
||
&& !self.cmd_buf.is_empty() =>
|
||
{
|
||
let lidx = self.cmd_buf.parse::<usize>().unwrap();
|
||
self.cmd_buf.clear();
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
|
||
if let Some(attachment) = self.open_attachment(lidx, context) {
|
||
match attachment.content_type() {
|
||
ContentType::MessageRfc822 => {
|
||
match Mail::new(attachment.body().to_vec(), Some(Flag::SEEN)) {
|
||
Ok(wrapper) => {
|
||
self.subview = Some(Box::new(Self::new(
|
||
wrapper,
|
||
None,
|
||
None,
|
||
Some(self.view_settings.clone()),
|
||
context.main_loop_handler.clone(),
|
||
)));
|
||
self.set_dirty(true);
|
||
}
|
||
Err(e) => {
|
||
context.replies.push_back(UIEvent::StatusEvent(
|
||
StatusEvent::DisplayMessage(format!("{}", e)),
|
||
));
|
||
}
|
||
}
|
||
}
|
||
ContentType::Multipart { .. }
|
||
| ContentType::Text { .. }
|
||
| ContentType::PGPSignature
|
||
| ContentType::CMSSignature => {
|
||
if let Ok(filter) = ViewFilter::new_attachment(attachment, context) {
|
||
self.filters.push(filter);
|
||
}
|
||
self.initialised = false;
|
||
self.set_dirty(true);
|
||
}
|
||
ContentType::Other { .. } => {
|
||
let attachment_type = attachment.mime_type();
|
||
let filename = attachment.filename();
|
||
if let Ok(command) = query_default_app(&attachment_type) {
|
||
let res = File::create_temp_file(
|
||
&attachment.decode(Default::default()),
|
||
filename.as_deref(),
|
||
None,
|
||
None,
|
||
true,
|
||
)
|
||
.and_then(|p| {
|
||
let exec_cmd = desktop_exec_to_command(
|
||
&command,
|
||
p.path().display().to_string(),
|
||
false,
|
||
);
|
||
Ok((
|
||
p,
|
||
Command::new("sh")
|
||
.args(["-c", &exec_cmd])
|
||
.stdin(Stdio::piped())
|
||
.stdout(Stdio::piped())
|
||
.spawn()?,
|
||
))
|
||
});
|
||
match res {
|
||
Ok((p, child)) => {
|
||
context.temp_files.push(p);
|
||
context
|
||
.children
|
||
.entry(command.into())
|
||
.or_default()
|
||
.push(child);
|
||
}
|
||
Err(err) => {
|
||
context.replies.push_back(UIEvent::StatusEvent(
|
||
StatusEvent::DisplayMessage(format!(
|
||
"Failed to execute command: {err}"
|
||
)),
|
||
));
|
||
}
|
||
}
|
||
} else {
|
||
context.replies.push_back(UIEvent::StatusEvent(
|
||
StatusEvent::DisplayMessage(
|
||
if let Some(filename) = filename.as_ref() {
|
||
format!(
|
||
"Couldn't find a default application for file {} \
|
||
(type {})",
|
||
filename, attachment_type
|
||
)
|
||
} else {
|
||
format!(
|
||
"Couldn't find a default application for type {}",
|
||
attachment_type
|
||
)
|
||
},
|
||
),
|
||
));
|
||
}
|
||
}
|
||
ContentType::OctetStream {
|
||
ref name,
|
||
parameters: _,
|
||
} => {
|
||
context.replies.push_back(UIEvent::StatusEvent(
|
||
StatusEvent::DisplayMessage(format!(
|
||
"Failed to open {}. application/octet-stream is a stream of \
|
||
bytes of unknown type. Try saving it as a file and opening \
|
||
it manually.",
|
||
name.as_ref().map(|n| n.as_str()).unwrap_or("file")
|
||
)),
|
||
));
|
||
}
|
||
}
|
||
}
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key)
|
||
if shortcut!(
|
||
key == shortcuts[Shortcuts::ENVELOPE_VIEW]["toggle_expand_headers"]
|
||
) =>
|
||
{
|
||
self.view_settings.expand_headers = !self.view_settings.expand_headers;
|
||
self.set_dirty(true);
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key)
|
||
if !self.cmd_buf.is_empty()
|
||
&& self.options.contains(ViewOptions::URL)
|
||
&& shortcut!(key == shortcuts[Shortcuts::ENVELOPE_VIEW]["go_to_url"]) =>
|
||
{
|
||
let lidx = self.cmd_buf.parse::<usize>().unwrap();
|
||
self.cmd_buf.clear();
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::StatusEvent(StatusEvent::BufClear));
|
||
let links = &self.links;
|
||
let (_kind, url) = {
|
||
if let Some(l) = links.get(lidx).map(|l| (l.kind, l.value.as_str())) {
|
||
l
|
||
} else {
|
||
context.replies.push_back(UIEvent::StatusEvent(
|
||
StatusEvent::DisplayMessage(format!("Link `{}` not found.", lidx)),
|
||
));
|
||
return true;
|
||
}
|
||
};
|
||
|
||
let url_launcher = self.view_settings.url_launcher.as_deref().unwrap_or(
|
||
#[cfg(target_os = "macos")]
|
||
{
|
||
"open"
|
||
},
|
||
#[cfg(not(target_os = "macos"))]
|
||
{
|
||
"xdg-open"
|
||
},
|
||
);
|
||
match Command::new(url_launcher)
|
||
.arg(url)
|
||
.stdin(Stdio::piped())
|
||
.stdout(Stdio::piped())
|
||
.spawn()
|
||
{
|
||
Ok(child) => {
|
||
context
|
||
.children
|
||
.entry(url_launcher.to_string().into())
|
||
.or_default()
|
||
.push(child);
|
||
}
|
||
Err(err) => {
|
||
context.replies.push_back(UIEvent::Notification {
|
||
title: Some(format!("Failed to launch {:?}", url_launcher).into()),
|
||
body: err.to_string().into(),
|
||
source: Some(err.into()),
|
||
kind: Some(NotificationType::Error(melib::ErrorKind::External)),
|
||
});
|
||
}
|
||
}
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key)
|
||
if shortcut!(key == shortcuts[Shortcuts::ENVELOPE_VIEW]["toggle_url_mode"]) =>
|
||
{
|
||
self.options.toggle(ViewOptions::URL);
|
||
self.initialised = false;
|
||
self.dirty = true;
|
||
return true;
|
||
}
|
||
UIEvent::Input(ref key)
|
||
if shortcut!(key == shortcuts[Shortcuts::ENVELOPE_VIEW]["change_charset"]) =>
|
||
{
|
||
let entries = vec![
|
||
(None, "default".to_string()),
|
||
(Some(Charset::Ascii), Charset::Ascii.to_string()),
|
||
(Some(Charset::UTF8), Charset::UTF8.to_string()),
|
||
(Some(Charset::UTF16), Charset::UTF16.to_string()),
|
||
(Some(Charset::ISO8859_1), Charset::ISO8859_1.to_string()),
|
||
(Some(Charset::ISO8859_2), Charset::ISO8859_2.to_string()),
|
||
(Some(Charset::ISO8859_3), Charset::ISO8859_3.to_string()),
|
||
(Some(Charset::ISO8859_4), Charset::ISO8859_4.to_string()),
|
||
(Some(Charset::ISO8859_5), Charset::ISO8859_5.to_string()),
|
||
(Some(Charset::ISO8859_6), Charset::ISO8859_6.to_string()),
|
||
(Some(Charset::ISO8859_7), Charset::ISO8859_7.to_string()),
|
||
(Some(Charset::ISO8859_8), Charset::ISO8859_8.to_string()),
|
||
(Some(Charset::ISO8859_10), Charset::ISO8859_10.to_string()),
|
||
(Some(Charset::ISO8859_13), Charset::ISO8859_13.to_string()),
|
||
(Some(Charset::ISO8859_14), Charset::ISO8859_14.to_string()),
|
||
(Some(Charset::ISO8859_15), Charset::ISO8859_15.to_string()),
|
||
(Some(Charset::ISO8859_16), Charset::ISO8859_16.to_string()),
|
||
(Some(Charset::Windows1250), Charset::Windows1250.to_string()),
|
||
(Some(Charset::Windows1251), Charset::Windows1251.to_string()),
|
||
(Some(Charset::Windows1252), Charset::Windows1252.to_string()),
|
||
(Some(Charset::Windows1253), Charset::Windows1253.to_string()),
|
||
(Some(Charset::GBK), Charset::GBK.to_string()),
|
||
(Some(Charset::GB2312), Charset::GB2312.to_string()),
|
||
(Some(Charset::GB18030), Charset::GB18030.to_string()),
|
||
(Some(Charset::BIG5), Charset::BIG5.to_string()),
|
||
(Some(Charset::ISO2022JP), Charset::ISO2022JP.to_string()),
|
||
(Some(Charset::EUCJP), Charset::EUCJP.to_string()),
|
||
(Some(Charset::KOI8R), Charset::KOI8R.to_string()),
|
||
(Some(Charset::KOI8U), Charset::KOI8U.to_string()),
|
||
];
|
||
self.force_charset = ForceCharset::Dialog(Box::new(Selector::new(
|
||
"select charset to force",
|
||
entries,
|
||
true,
|
||
Some(Box::new(
|
||
move |id: ComponentId, results: &[Option<Charset>]| {
|
||
Some(UIEvent::FinishedUIDialog(id, Box::new(results.to_vec())))
|
||
},
|
||
)),
|
||
context,
|
||
)));
|
||
self.dirty = true;
|
||
return true;
|
||
}
|
||
UIEvent::StatusEvent(StatusEvent::JobFinished(ref job_id))
|
||
if self.active_jobs.contains(job_id) =>
|
||
{
|
||
let mut caught = false;
|
||
for d in self.display.iter_mut() {
|
||
match d {
|
||
AttachmentDisplay::SignedPending {
|
||
ref mut inner,
|
||
handle,
|
||
display,
|
||
job_id: our_job_id,
|
||
} if *our_job_id == *job_id => {
|
||
caught = true;
|
||
match handle.chan.try_recv() {
|
||
Err(_) => { /* Job was canceled */ }
|
||
Ok(None) => { /* something happened,
|
||
* perhaps a worker thread
|
||
* panicked */
|
||
}
|
||
Ok(Some(Ok(()))) => {
|
||
*d = AttachmentDisplay::SignedVerified {
|
||
inner: std::mem::replace(
|
||
inner,
|
||
Box::new(AttachmentBuilder::new(&[]).build()),
|
||
),
|
||
display: std::mem::take(display),
|
||
description: String::new(),
|
||
};
|
||
}
|
||
Ok(Some(Err(error))) => {
|
||
*d = AttachmentDisplay::SignedFailed {
|
||
inner: std::mem::replace(
|
||
inner,
|
||
Box::new(AttachmentBuilder::new(&[]).build()),
|
||
),
|
||
display: std::mem::take(display),
|
||
error,
|
||
};
|
||
}
|
||
}
|
||
}
|
||
AttachmentDisplay::EncryptedPending {
|
||
ref mut inner,
|
||
handle,
|
||
} if handle.job_id == *job_id => {
|
||
caught = true;
|
||
match handle.chan.try_recv() {
|
||
Err(_) => { /* Job was canceled */ }
|
||
Ok(None) => { /* something happened,
|
||
* perhaps a worker thread
|
||
* panicked */
|
||
}
|
||
Ok(Some(Ok((metadata, decrypted_bytes)))) => {
|
||
let plaintext =
|
||
Box::new(AttachmentBuilder::new(&decrypted_bytes).build());
|
||
let mut plaintext_display = vec![];
|
||
Self::attachment_to_display_helper(
|
||
&plaintext,
|
||
&self.main_loop_handler,
|
||
&mut self.active_jobs,
|
||
&mut plaintext_display,
|
||
&self.view_settings,
|
||
(&self.force_charset).into(),
|
||
);
|
||
*d = AttachmentDisplay::EncryptedSuccess {
|
||
inner: std::mem::replace(
|
||
inner,
|
||
Box::new(AttachmentBuilder::new(&[]).build()),
|
||
),
|
||
plaintext,
|
||
plaintext_display,
|
||
description: format!("{:?}", metadata),
|
||
};
|
||
}
|
||
Ok(Some(Err(error))) => {
|
||
*d = AttachmentDisplay::EncryptedFailed {
|
||
inner: std::mem::replace(
|
||
inner,
|
||
Box::new(AttachmentBuilder::new(&[]).build()),
|
||
),
|
||
error,
|
||
};
|
||
}
|
||
}
|
||
}
|
||
_ => {}
|
||
}
|
||
}
|
||
if caught {
|
||
self.links.clear();
|
||
self.regenerate_body_text();
|
||
self.initialised = false;
|
||
self.set_dirty(true);
|
||
}
|
||
|
||
self.active_jobs.remove(job_id);
|
||
}
|
||
_ => {}
|
||
}
|
||
false
|
||
}
|
||
|
||
fn shortcuts(&self, context: &Context) -> ShortcutMaps {
|
||
let mut map = if let Some(ref sbv) = self.subview {
|
||
sbv.shortcuts(context)
|
||
} else {
|
||
self.pager.shortcuts(context)
|
||
};
|
||
|
||
let mut our_map = self.view_settings.env_view_shortcuts.clone();
|
||
|
||
//if !self
|
||
// .options
|
||
// .contains(ViewOptions::SOURCE | ViewOptions::URL)
|
||
// || self.filters.is_empty()
|
||
//{
|
||
// our_map.remove("return_to_normal_view");
|
||
//}
|
||
if !self.options.contains(ViewOptions::URL) {
|
||
our_map.remove("go_to_url");
|
||
}
|
||
map.insert(Shortcuts::ENVELOPE_VIEW, our_map);
|
||
|
||
map
|
||
}
|
||
|
||
fn is_dirty(&self) -> bool {
|
||
self.dirty
|
||
|| self.pager.is_dirty()
|
||
|| self.subview.as_ref().map(|p| p.is_dirty()).unwrap_or(false)
|
||
|| matches!(self.force_charset, ForceCharset::Dialog(ref s) if s.is_dirty())
|
||
}
|
||
|
||
fn set_dirty(&mut self, value: bool) {
|
||
self.dirty = value;
|
||
self.pager.set_dirty(value);
|
||
if let Some(ref mut s) = self.subview {
|
||
s.set_dirty(value);
|
||
}
|
||
if let ForceCharset::Dialog(ref mut s) = self.force_charset {
|
||
s.set_dirty(value);
|
||
}
|
||
}
|
||
|
||
fn id(&self) -> ComponentId {
|
||
self.id
|
||
}
|
||
|
||
fn kill(&mut self, id: ComponentId, context: &mut Context) {
|
||
debug_assert!(self.id == id);
|
||
context
|
||
.replies
|
||
.push_back(UIEvent::Action(Tab(Kill(self.id))));
|
||
}
|
||
}
|