921 lines
42 KiB
Rust
921 lines
42 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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/*! A parser module for user commands passed through Command mode.
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*/
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use crate::melib::parser::BytesExt;
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use melib::nom::{
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self,
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branch::alt,
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bytes::complete::{is_a, is_not, tag, take_until},
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character::complete::{digit1, not_line_ending},
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combinator::{map, map_res},
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multi::separated_list,
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sequence::{pair, preceded, separated_pair},
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IResult,
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};
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pub use melib::thread::{SortField, SortOrder};
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use melib::MeliError;
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pub mod actions;
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use actions::MailboxOperation;
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use std::collections::HashSet;
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pub mod history;
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pub use crate::actions::AccountAction::{self, *};
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pub use crate::actions::Action::{self, *};
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pub use crate::actions::ComposeAction::{self, *};
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pub use crate::actions::ListingAction::{self, *};
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pub use crate::actions::MailingListAction::{self, *};
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pub use crate::actions::TabAction::{self, *};
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pub use crate::actions::TagAction::{self, *};
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pub use crate::actions::ViewAction::{self, *};
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use std::str::FromStr;
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/// Helper macro to convert an array of tokens into a TokenStream
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macro_rules! to_stream {
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($token: expr) => {
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TokenStream {
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tokens: &[$token],
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}
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};
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($($tokens:expr),*) => {
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TokenStream {
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tokens: &[$($tokens),*],
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}
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};
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}
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/// Macro to create a const table with every command part that can be auto-completed and its description
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macro_rules! define_commands {
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( [$({ tags: [$( $tags:literal),*], desc: $desc:literal, tokens: $tokens:expr, parser: ($parser:item)}),*]) => {
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pub const COMMAND_COMPLETION: &[(&str, &str, TokenStream)] = &[$($( ($tags, $desc, TokenStream { tokens: $tokens } ) ),*),* ];
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$( $parser )*
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};
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}
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pub fn quoted_argument(input: &[u8]) -> IResult<&[u8], &str> {
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if input.is_empty() {
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return Err(nom::Err::Error((input, nom::error::ErrorKind::Tag)));
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}
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if input[0] == b'"' {
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let mut i = 1;
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while i < input.len() {
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if input[i] == b'\"' && input[i - 1] != b'\\' {
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return Ok((&input[i + 1..], unsafe {
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std::str::from_utf8_unchecked(&input[1..i])
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}));
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}
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i += 1;
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}
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Err(nom::Err::Error((input, nom::error::ErrorKind::Tag)))
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} else {
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map_res(is_not(" "), std::str::from_utf8)(input)
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}
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}
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#[derive(Debug, Copy, Clone)]
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pub struct TokenStream {
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tokens: &'static [TokenAdicity],
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}
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use Token::*;
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use TokenAdicity::*;
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impl TokenStream {
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fn matches<'s>(&self, s: &mut &'s str, sugg: &mut HashSet<String>) -> Vec<(&'s str, Token)> {
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let mut tokens = vec![];
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for t in self.tokens.iter() {
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let mut ptr = 0;
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while ptr + 1 < s.len() && s.as_bytes()[ptr].is_ascii_whitespace() {
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ptr += 1;
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}
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*s = &s[ptr..];
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//println!("{:?} {:?}", t, s);
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if s.is_empty() {
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match t.inner() {
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Literal(lit) => {
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sugg.insert(format!(" {}", lit));
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}
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Alternatives(v) => {
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for t in v.iter() {
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//println!("adding empty suggestions for {:?}", t);
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let mut _s = *s;
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t.matches(&mut _s, sugg);
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}
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}
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Seq(_s) => {}
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RestOfStringValue => {}
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AttachmentIndexValue
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| MailboxIndexValue
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| IndexValue
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| Filepath
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| AccountName
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| MailboxPath
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| QuotedStringValue
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| AlphanumericStringValue => {}
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}
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return tokens;
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}
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match t.inner() {
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Literal(lit) => {
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if lit.starts_with(*s) && lit.len() != s.len() {
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sugg.insert(lit[s.len()..].to_string());
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return tokens;
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} else if s.starts_with(lit) {
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tokens.push((&s[..lit.len()], *t.inner()));
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*s = &s[lit.len()..];
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} else {
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return vec![];
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}
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}
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Alternatives(v) => {
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let mut cont = true;
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for t in v.iter() {
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let mut _s = *s;
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let mut m = t.matches(&mut _s, sugg);
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if !m.is_empty() {
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tokens.extend(m.drain(..));
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//println!("_s is empty {}", _s.is_empty());
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cont = !_s.is_empty();
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*s = _s;
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break;
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}
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}
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if !cont {
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*s = "";
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}
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}
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Seq(_s) => {
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return vec![];
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}
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RestOfStringValue => {
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tokens.push((*s, *t.inner()));
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return tokens;
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}
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AttachmentIndexValue
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| MailboxIndexValue
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| IndexValue
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| Filepath
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| AccountName
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| MailboxPath
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| QuotedStringValue
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| AlphanumericStringValue => {
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let mut ptr = 0;
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while ptr + 1 < s.len() && !s.as_bytes()[ptr].is_ascii_whitespace() {
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ptr += 1;
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}
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tokens.push((&s[..ptr + 1], *t.inner()));
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*s = &s[ptr + 1..];
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}
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}
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}
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tokens
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}
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}
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/// `Token` wrapper that defines how many times a token is expected to be repeated
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#[derive(Debug, Copy, Clone)]
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pub enum TokenAdicity {
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ZeroOrOne(Token),
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ZeroOrMore(Token),
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One(Token),
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OneOrMore(Token),
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}
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impl TokenAdicity {
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fn inner(&self) -> &Token {
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match self {
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ZeroOrOne(ref t) => t,
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ZeroOrMore(ref t) => t,
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One(ref t) => t,
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OneOrMore(ref t) => t,
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}
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}
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}
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/// A token encountered in the UI's command execution bar
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#[derive(Debug, Copy, Clone)]
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pub enum Token {
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Literal(&'static str),
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Filepath,
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Alternatives(&'static [TokenStream]),
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Seq(&'static [TokenAdicity]),
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AccountName,
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MailboxPath,
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QuotedStringValue,
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RestOfStringValue,
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AlphanumericStringValue,
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AttachmentIndexValue,
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MailboxIndexValue,
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IndexValue,
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}
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fn eof(input: &[u8]) -> IResult<&[u8], ()> {
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if input.is_empty() {
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Ok((input, ()))
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} else {
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Err(nom::Err::Error((input, nom::error::ErrorKind::Tag)))
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}
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}
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define_commands!([
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{ tags: ["set"],
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desc: "set [seen/unseen], toggles message's Seen flag.",
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tokens: &[One(Literal("set")), One(Alternatives(&[to_stream!(One(Literal("seen"))), to_stream!(One(Literal("unseen")))]))],
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parser: (
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fn seen_flag<'a>(input: &'a [u8]) -> IResult<&'a [u8], Action> {
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let (input, _) = tag("set")(input.trim())?;
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let (input, _) = is_a(" ")(input)?;
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let (input, ret) = alt((map(tag("seen"), |_| Listing(SetSeen)), map(tag("unseen"), |_| Listing(SetUnseen))))(input)?;
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let (input, _) = eof(input)?;
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Ok((input, ret))
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}
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)
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},
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{ tags: ["delete"],
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desc: "delete message",
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tokens: &[One(Literal("delete"))],
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parser: (
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fn delete_message<'a>(input: &'a [u8]) -> IResult<&'a [u8], Action> {
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let (input, ret) = map(preceded(tag("delete"), eof), |_| Listing(Delete))(input)?;
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let (input, _) = eof(input)?;
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Ok((input, ret))
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}
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)
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},
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{ tags: ["copyto", "moveto"],
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desc: "copy/move message",
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tokens: &[One(Alternatives(&[to_stream!(One(Literal("copyto"))), to_stream!(One(Literal("moveto")))])), ZeroOrOne(AccountName), One(MailboxPath)],
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parser: (
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fn copymove<'a>(input: &'a [u8]) -> IResult<&'a [u8], Action> {
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alt((
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|input: &'a [u8]| -> IResult<&'a [u8], Action> {
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let (input, _) = tag("copyto")(input.trim())?;
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let (input, _) = is_a(" ")(input)?;
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let (input, path) = quoted_argument(input)?;
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let (input, _) = eof(input)?;
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Ok( (input, { Listing(CopyTo(path.to_string())) }))
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},
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|input: &'a [u8]| -> IResult<&'a [u8], Action> {
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let (input, _) = tag("copyto")(input.trim())?;
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let (input, _) = is_a(" ")(input)?;
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let (input, account) = quoted_argument(input)?;
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let (input, _) = is_a(" ")(input)?;
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let (input, path) = quoted_argument(input)?;
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let (input, _) = eof(input)?;
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Ok( (input, { Listing(CopyToOtherAccount(account.to_string(), path.to_string())) }))
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},
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|input: &'a [u8]| -> IResult<&'a [u8], Action> {
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let (input, _) = tag("moveto")(input.trim())?;
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let (input, _) = is_a(" ")(input)?;
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let (input, path) = quoted_argument(input)?;
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let (input, _) = eof(input)?;
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Ok( (input, { Listing(MoveTo(path.to_string())) }))
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},
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|input: &'a [u8]| -> IResult<&'a [u8], Action> {
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let (input, _) = tag("moveto")(input.trim())?;
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let (input, _) = is_a(" ")(input)?;
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let (input, account) = quoted_argument(input)?;
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let (input, _) = is_a(" ")(input)?;
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let (input, path) = quoted_argument(input)?;
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let (input, _) = eof(input)?;
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Ok( (input, { Listing(MoveToOtherAccount(account.to_string(), path.to_string())) }))
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}
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))(input)
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}
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)
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},
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{ tags: ["import "],
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desc: "import FILESYSTEM_PATH MAILBOX_PATH",
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tokens: &[One(Literal("import")), One(Filepath), One(MailboxPath)],
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parser:(
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fn import(input: &[u8]) -> IResult<&[u8], Action> {
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let (input, _) = tag("import")(input.trim())?;
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let (input, _) = is_a(" ")(input)?;
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let (input, file) = quoted_argument(input)?;
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let (input, _) = is_a(" ")(input)?;
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let (input, mailbox_path) = quoted_argument(input)?;
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let (input, _) = eof(input)?;
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Ok((input, Listing(Import(file.to_string().into(), mailbox_path.to_string()))))
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}
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)
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},
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{ tags: ["close"],
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desc: "close non-sticky tabs",
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tokens: &[One(Literal("close"))],
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parser: (
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fn close(input: &[u8]) -> IResult<&[u8], Action> {
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let (input, _) = tag("close")(input)?;
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let (input, _) = eof(input)?;
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Ok( (input, { Tab(Close) }))
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}
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)
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},
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{ tags: ["go"],
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desc: "go [n], switch to nth mailbox in this account",
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tokens: &[One(Literal("goto")), One(MailboxIndexValue)],
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parser: (
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fn goto(input: &[u8]) -> IResult<&[u8], Action> {
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let (input, _) = tag("go")(input)?;
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let (input, _) = is_a(" ")(input)?;
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let (input, nth) = usize_c(input)?;
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let (input, _) = eof(input)?;
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Ok( (input, { Action::ViewMailbox(nth) }))
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}
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)
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},
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{ tags: ["subsort"],
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desc: "subsort [date/subject] [asc/desc], sorts first level replies in threads.",
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tokens: &[One(Literal("subsort")), One(Alternatives(&[to_stream!(One(Literal("date"))), to_stream!(One(Literal("subject")))])), One(Alternatives(&[to_stream!(One(Literal("asc"))), to_stream!(One(Literal("desc")))])) ],
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parser: (
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fn subsort(input: &[u8]) -> IResult<&[u8], Action> {
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let (input, _) = tag("subsort")(input)?;
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let (input, _) = is_a(" ")(input)?;
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let (input, p) = pair(sortfield, sortorder)(input)?;
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let (input, _) = eof(input)?;
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Ok((input, SubSort(p.0, p.1)))
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}
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)
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},
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{ tags: ["sort"],
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desc: "sort [date/subject] [asc/desc], sorts threads.",
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tokens: &[One(Literal("sort")), One(Alternatives(&[to_stream!(One(Literal("date"))), to_stream!(One(Literal("subject")))])), One(Alternatives(&[to_stream!(One(Literal("asc"))), to_stream!(One(Literal("desc")))])) ],
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parser: (
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fn sort(input: &[u8]) -> IResult<&[u8], Action> {
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let (input, _) = tag("sort")(input)?;
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let (input, _) = is_a(" ")(input)?;
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let (input, p) = separated_pair(sortfield, tag(" "), sortorder)(input)?;
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let (input, _) = eof(input)?;
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Ok((input, (Sort(p.0, p.1))))
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}
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)},
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{ tags: ["set", "set plain", "set threaded", "set compact"],
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desc: "set [plain/threaded/compact/conversations], changes the mail listing view",
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tokens: &[One(Literal("set")), One(Alternatives(&[to_stream!(One(Literal("plain"))), to_stream!(One(Literal("threaded"))), to_stream!(One(Literal("compact"))), to_stream!(One(Literal("conversations")))]))],
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parser: (
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fn toggle(input: &[u8]) -> IResult<&[u8], Action> {
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let (input, _) = tag("set")(input.trim())?;
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let (input, _) = is_a(" ")(input)?;
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let (input, ret) = alt((threaded, plain, compact, conversations))(input)?;
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let (input, _) = eof(input)?;
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Ok((input, ret))
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}
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)
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},
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{ tags: ["toggle_thread_snooze"],
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desc: "turn off new notifications for this thread",
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tokens: &[One(Literal("toggle_thread_snooze"))],
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parser: (
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fn toggle_thread_snooze(input: &[u8]) -> IResult<&[u8], Action> {
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let (input, _) = tag("toggle_thread_snooze")(input.trim())?;
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let (input, _) = eof(input)?;
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Ok((input, ToggleThreadSnooze))
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}
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)
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},
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|
{ tags: ["search"],
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desc: "search <TERM>, searches list with given term",
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tokens: &[One(Literal("search")), One(RestOfStringValue)],
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parser:(
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fn search(input: &[u8]) -> IResult<&[u8], Action> {
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let (input, _) = tag("search")(input.trim())?;
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let (input, _) = is_a(" ")(input)?;
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let (input, string) = map_res(not_line_ending, std::str::from_utf8)(input)?;
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let (input, _) = eof(input)?;
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Ok((input, Listing(Search(String::from(string)))))
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}
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)
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},
|
|
{ tags: ["select"],
|
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desc: "select <TERM>, selects envelopes matching with given term",
|
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tokens: &[One(Literal("select")), One(RestOfStringValue)],
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parser:(
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fn select(input: &[u8]) -> IResult<&[u8], Action> {
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let (input, _) = tag("select")(input.trim())?;
|
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let (input, _) = is_a(" ")(input)?;
|
|
let (input, string) = map_res(not_line_ending, std::str::from_utf8)(input)?;
|
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let (input, _) = eof(input)?;
|
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Ok((input, Listing(Select(String::from(string)))))
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}
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|
)
|
|
},
|
|
{ tags: ["list-archive", "list-post", "list-unsubscribe", "list-"],
|
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desc: "list-[unsubscribe/post/archive]",
|
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tokens: &[One(Alternatives(&[to_stream!(One(Literal("list-archive"))), to_stream!(One(Literal("list-post"))), to_stream!(One(Literal("list-unsubscribe")))]))],
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parser: (
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fn mailinglist(input: &[u8]) -> IResult<&[u8], Action> {
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let (input, ret) = alt((
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map(tag("list-post"), |_| MailingListAction(ListPost))
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, map(tag("list-unsubscribe"), |_| MailingListAction(
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ListUnsubscribe
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))
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, map(tag("list-archive"), |_| MailingListAction(
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ListArchive
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))
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))(input.trim())?;
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let (input, _) = eof(input)?;
|
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Ok((input, ret))
|
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}
|
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)
|
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},
|
|
{ tags: ["setenv "],
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desc: "setenv VAR=VALUE",
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tokens: &[One(Literal("setenv")), OneOrMore(Seq(&[One(AlphanumericStringValue), One(Literal("=")), One(QuotedStringValue)]))],
|
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parser: (
|
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fn setenv(input: &[u8]) -> IResult<&[u8], Action> {
|
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let (input, _) = tag("setenv")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, key) = map_res(take_until("="), std::str::from_utf8)(input)?;
|
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let (input, _) = tag("=")(input.trim())?;
|
|
let (input, val) = map_res(not_line_ending, std::str::from_utf8)(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, SetEnv(key.to_string(), val.to_string())))
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["printenv "],
|
|
desc: "printenv VAR",
|
|
tokens: &[],
|
|
parser:(
|
|
fn printenv(input: &[u8]) -> IResult<&[u8], Action> {
|
|
let (input, _) = tag("printenv")(input.ltrim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, key) = map_res(not_line_ending, std::str::from_utf8)(input.trim())?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, PrintEnv(key.to_string())))
|
|
}
|
|
)
|
|
},
|
|
/* Pipe pager contents to binary */
|
|
{ tags: ["pipe "],
|
|
desc: "pipe EXECUTABLE ARGS",
|
|
tokens: &[One(Literal("pipe")), One(Filepath), ZeroOrMore(QuotedStringValue)],
|
|
parser:(
|
|
fn pipe<'a>(input: &'a [u8]) -> IResult<&'a [u8], Action> {
|
|
alt((
|
|
|input: &'a [u8]| -> IResult<&'a [u8], Action> {
|
|
let (input, _) = tag("pipe")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, bin) = quoted_argument(input)?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, args) = separated_list(is_a(" "), quoted_argument)(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, {
|
|
View(Pipe(bin.to_string(), args.into_iter().map(String::from).collect::<Vec<String>>()))
|
|
}))
|
|
},
|
|
|input: &'a [u8]| -> IResult<&'a [u8], Action> {
|
|
let (input, _) = tag("pipe")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, bin) = quoted_argument(input.trim())?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, {
|
|
View(Pipe(bin.to_string(), Vec::new()))
|
|
}))
|
|
}
|
|
))(input)
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["add-attachment ", "add-attachment-file-picker "],
|
|
desc: "add-attachment PATH",
|
|
tokens: &[One(
|
|
Alternatives(&[to_stream!(One(Literal("add-attachment")), One(Filepath)), to_stream!(One(Literal("add-attachment-file-picker")))]))],
|
|
parser:(
|
|
fn add_attachment<'a>(input: &'a [u8]) -> IResult<&'a [u8], Action> {
|
|
alt((
|
|
|input: &'a [u8]| -> IResult<&'a [u8], Action> {
|
|
let (input, _) = tag("add-attachment")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, _) = tag("<")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, cmd) = quoted_argument(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, Compose(AddAttachmentPipe(cmd.to_string()))))
|
|
}, |input: &'a [u8]| -> IResult<&'a [u8], Action> {
|
|
let (input, _) = tag("add-attachment")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, path) = quoted_argument(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, Compose(AddAttachment(path.to_string()))))
|
|
}, |input: &'a [u8]| -> IResult<&'a [u8], Action> {
|
|
let (input, _) = tag("add-attachment-file-picker")(input.trim())?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, Compose(AddAttachmentFilePicker(None))))
|
|
}, |input: &'a [u8]| -> IResult<&'a [u8], Action> {
|
|
let (input, _) = tag("add-attachment-file-picker")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, _) = tag("<")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, shell) = map_res(not_line_ending, std::str::from_utf8)(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, Compose(AddAttachmentFilePicker(Some(shell.to_string())))))
|
|
}
|
|
))(input)
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["remove-attachment "],
|
|
desc: "remove-attachment INDEX",
|
|
tokens: &[One(Literal("remove-attachment")), One(IndexValue)],
|
|
parser:(
|
|
fn remove_attachment(input: &[u8]) -> IResult<&[u8], Action> {
|
|
let (input, _) = tag("remove-attachment")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, idx) = map_res(quoted_argument, usize::from_str)(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, Compose(RemoveAttachment(idx))))
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["save-draft"],
|
|
desc: "save draft",
|
|
tokens: &[One(Literal("save-draft"))],
|
|
parser:(
|
|
fn save_draft(input: &[u8]) -> IResult<&[u8], Action> {
|
|
let (input, _) = tag("save-draft")(input.trim())?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, Compose(SaveDraft)))
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["toggle sign "],
|
|
desc: "switch between sign/unsign for this draft",
|
|
tokens: &[One(Literal("toggle")), One(Literal("sign"))],
|
|
parser:(
|
|
fn toggle_sign(input: &[u8]) -> IResult<&[u8], Action> {
|
|
let (input, _) = tag("toggle")(input)?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, _) = tag("sign")(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, Compose(ToggleSign)))
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["toggle encrypt"],
|
|
desc: "toggle encryption for this draft",
|
|
tokens: &[One(Literal("toggle")), One(Literal("encrypt"))],
|
|
parser:(
|
|
fn toggle_encrypt(input: &[u8]) -> IResult<&[u8], Action> {
|
|
let (input, _) = tag("toggle")(input)?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, _) = tag("encrypt")(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, Compose(ToggleEncrypt)))
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["create-mailbox "],
|
|
desc: "create-mailbox ACCOUNT MAILBOX_PATH",
|
|
tokens: &[One(Literal("create-mailbox")), One(AccountName), One(MailboxPath)],
|
|
parser:(
|
|
fn create_mailbox(input: &[u8]) -> IResult<&[u8], Action> {
|
|
let (input, _) = tag("create-mailbox")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, account) = quoted_argument(input)?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, path) = quoted_argument(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input,Mailbox(account.to_string(), MailboxOperation::Create(path.to_string()))))
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["subscribe-mailbox "],
|
|
desc: "subscribe-mailbox ACCOUNT MAILBOX_PATH",
|
|
tokens: &[One(Literal("subscribe-mailbox")), One(AccountName), One(MailboxPath)],
|
|
parser:(
|
|
fn sub_mailbox(input: &[u8]) -> IResult<&[u8], Action> {
|
|
let (input, _) = tag("subscribe-mailbox")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, account) = quoted_argument(input)?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, path) = quoted_argument(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input,Mailbox(account.to_string(), MailboxOperation::Subscribe(path.to_string()))))
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["unsubscribe-mailbox "],
|
|
desc: "unsubscribe-mailbox ACCOUNT MAILBOX_PATH",
|
|
tokens: &[One(Literal("unsubscribe-mailbox")), One(AccountName), One(MailboxPath)],
|
|
parser:(
|
|
fn unsub_mailbox(input: &[u8]) -> IResult<&[u8], Action> {
|
|
let (input, _) = tag("unsubscribe-mailbox")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, account) = quoted_argument(input)?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, path) = quoted_argument(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, Mailbox(account.to_string(), MailboxOperation::Unsubscribe(path.to_string()))))
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["rename-mailbox "],
|
|
desc: "rename-mailbox ACCOUNT MAILBOX_PATH_SRC MAILBOX_PATH_DEST",
|
|
tokens: &[One(Literal("rename-mailbox")), One(AccountName), One(MailboxPath), One(MailboxPath)],
|
|
parser:(
|
|
fn rename_mailbox(input: &[u8]) -> IResult<&[u8], Action> {
|
|
let (input, _) = tag("rename-mailbox")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, account) = quoted_argument(input)?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, src) = quoted_argument(input)?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, dest) = quoted_argument(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, Mailbox(account.to_string(), MailboxOperation::Rename(src.to_string(), dest.to_string()))))
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["delete-mailbox "],
|
|
desc: "delete-mailbox ACCOUNT MAILBOX_PATH",
|
|
tokens: &[One(Literal("delete-mailbox")), One(AccountName), One(MailboxPath)],
|
|
parser:(
|
|
fn delete_mailbox(input: &[u8]) -> IResult<&[u8], Action> {
|
|
let (input, _) = tag("delete-mailbox")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, account) = quoted_argument(input)?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, path) = quoted_argument(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok ((input, Mailbox(account.to_string(), MailboxOperation::Delete(path.to_string()))))
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["reindex "],
|
|
desc: "reindex ACCOUNT, rebuild account cache in the background",
|
|
tokens: &[One(Literal("reindex")), One(AccountName)],
|
|
parser:(
|
|
fn reindex(input: &[u8]) -> IResult<&[u8], Action> {
|
|
let (input, _) = tag("reindex")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, account) = quoted_argument(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok( (input, AccountAction(account.to_string(), ReIndex)))
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["open-in-tab"],
|
|
desc: "opens envelope view in new tab",
|
|
tokens: &[One(Literal("open-in-tab"))],
|
|
parser:(
|
|
fn open_in_new_tab(input: &[u8]) -> IResult<&[u8], Action> {
|
|
let (input, _) = tag("open-in-tab")(input.trim())?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, Listing(OpenInNewTab)))
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["save-attachment "],
|
|
desc: "save-attachment INDEX PATH",
|
|
tokens: &[One(Literal("save-attachment")), One(AttachmentIndexValue), One(Filepath)],
|
|
parser:(
|
|
fn save_attachment(input: &[u8]) -> IResult<&[u8], Action> {
|
|
let (input, _) = tag("save-attachment")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, idx) = map_res(quoted_argument, usize::from_str)(input)?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, path) = quoted_argument(input.trim())?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, View(SaveAttachment(idx, path.to_string()))))
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["tag", "tag add", "tag remove"],
|
|
desc: "tag [add/remove], edits message's tags.",
|
|
tokens: &[One(Literal("tag")), One(Alternatives(&[to_stream!(One(Literal("add"))), to_stream!(One(Literal("remove")))]))],
|
|
parser: (
|
|
fn _tag<'a>(input: &'a [u8]) -> IResult<&'a [u8], Action> {
|
|
preceded(
|
|
tag("tag"),
|
|
alt((|input: &'a [u8]| -> IResult<&'a [u8], Action> {
|
|
let (input, _) = tag("add")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, tag) = quoted_argument(input.trim())?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, Listing(Tag(Add(tag.to_string())))))
|
|
}, |input: &'a [u8]| -> IResult<&'a [u8], Action> {
|
|
let (input, _) = tag("remove")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, tag) = quoted_argument(input.trim())?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, Listing(Tag(Remove(tag.to_string())))))
|
|
}
|
|
))
|
|
)(input.trim())
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["print "],
|
|
desc: "print ACCOUNT SETTING",
|
|
tokens: &[One(Literal("print")), One(AccountName), One(QuotedStringValue)],
|
|
parser:(
|
|
fn print_account_setting(input: &[u8]) -> IResult<&[u8], Action> {
|
|
let (input, _) = tag("print")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, account) = quoted_argument(input)?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, setting) = quoted_argument(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, AccountAction(account.to_string(), PrintAccountSetting(setting.to_string()))))
|
|
}
|
|
)
|
|
},
|
|
{ tags: ["print "],
|
|
desc: "print SETTING",
|
|
tokens: &[One(Literal("print")), One(QuotedStringValue)],
|
|
parser:(
|
|
fn print_setting(input: &[u8]) -> IResult<&[u8], Action> {
|
|
let (input, _) = tag("print")(input.trim())?;
|
|
let (input, _) = is_a(" ")(input)?;
|
|
let (input, setting) = quoted_argument(input)?;
|
|
let (input, _) = eof(input)?;
|
|
Ok((input, PrintSetting(setting.to_string())))
|
|
}
|
|
)
|
|
}
|
|
]);
|
|
|
|
fn usize_c(input: &[u8]) -> IResult<&[u8], usize> {
|
|
map_res(
|
|
map_res(digit1, std::str::from_utf8),
|
|
std::str::FromStr::from_str,
|
|
)(input.trim())
|
|
}
|
|
|
|
fn sortfield(input: &[u8]) -> IResult<&[u8], SortField> {
|
|
map_res(
|
|
map_res(take_until(" "), std::str::from_utf8),
|
|
std::str::FromStr::from_str,
|
|
)(input.trim())
|
|
}
|
|
|
|
fn sortorder(input: &[u8]) -> IResult<&[u8], SortOrder> {
|
|
map_res(
|
|
map_res(not_line_ending, std::str::from_utf8),
|
|
std::str::FromStr::from_str,
|
|
)(input)
|
|
}
|
|
|
|
fn threaded(input: &[u8]) -> IResult<&[u8], Action> {
|
|
map(tag("threaded"), |_| Listing(SetThreaded))(input.trim())
|
|
}
|
|
|
|
fn plain(input: &[u8]) -> IResult<&[u8], Action> {
|
|
map(tag("plain"), |_| Listing(SetPlain))(input.trim())
|
|
}
|
|
|
|
fn compact(input: &[u8]) -> IResult<&[u8], Action> {
|
|
map(tag("compact"), |_| Listing(SetCompact))(input.trim())
|
|
}
|
|
|
|
fn conversations(input: &[u8]) -> IResult<&[u8], Action> {
|
|
map(tag("conversations"), |_| Listing(SetConversations))(input.trim())
|
|
}
|
|
|
|
fn listing_action(input: &[u8]) -> IResult<&[u8], Action> {
|
|
alt((
|
|
toggle,
|
|
seen_flag,
|
|
delete_message,
|
|
copymove,
|
|
import,
|
|
search,
|
|
select,
|
|
toggle_thread_snooze,
|
|
open_in_new_tab,
|
|
_tag,
|
|
))(input)
|
|
}
|
|
|
|
fn compose_action(input: &[u8]) -> IResult<&[u8], Action> {
|
|
alt((
|
|
add_attachment,
|
|
remove_attachment,
|
|
toggle_sign,
|
|
toggle_encrypt,
|
|
save_draft,
|
|
))(input)
|
|
}
|
|
|
|
fn account_action(input: &[u8]) -> IResult<&[u8], Action> {
|
|
alt((reindex, print_account_setting))(input)
|
|
}
|
|
|
|
fn view(input: &[u8]) -> IResult<&[u8], Action> {
|
|
alt((pipe, save_attachment))(input)
|
|
}
|
|
|
|
pub fn parse_command(input: &[u8]) -> Result<Action, MeliError> {
|
|
alt((
|
|
goto,
|
|
listing_action,
|
|
sort,
|
|
subsort,
|
|
close,
|
|
mailinglist,
|
|
setenv,
|
|
printenv,
|
|
view,
|
|
compose_action,
|
|
create_mailbox,
|
|
sub_mailbox,
|
|
unsub_mailbox,
|
|
delete_mailbox,
|
|
rename_mailbox,
|
|
account_action,
|
|
print_setting,
|
|
))(input)
|
|
.map(|(_, v)| v)
|
|
.map_err(|err| err.into())
|
|
}
|
|
|
|
#[test]
|
|
#[ignore]
|
|
fn test_parser() {
|
|
use std::io;
|
|
let mut input = String::new();
|
|
loop {
|
|
input.clear();
|
|
match io::stdin().read_line(&mut input) {
|
|
Ok(_n) => {
|
|
let mut sugg = Default::default();
|
|
//print!("{}", input);
|
|
for (_tags, desc, tokens) in COMMAND_COMPLETION.iter() {
|
|
let m = tokens.matches(&mut input.as_str().trim(), &mut sugg);
|
|
if !m.is_empty() {
|
|
print!("{:?} ", desc);
|
|
println!(" result = {:#?}\n\n", m);
|
|
}
|
|
}
|
|
println!(
|
|
"suggestions = {:#?}",
|
|
sugg.into_iter()
|
|
.map(|s| format!(
|
|
"{}{}",
|
|
input.as_str().trim(),
|
|
if input.trim().is_empty() {
|
|
s.trim()
|
|
} else {
|
|
s.as_str()
|
|
}
|
|
))
|
|
.collect::<Vec<String>>()
|
|
);
|
|
if input.trim() == "quit" {
|
|
break;
|
|
}
|
|
}
|
|
Err(error) => println!("error: {}", error),
|
|
}
|
|
}
|
|
println!("alright");
|
|
}
|
|
|
|
/// Get command suggestions for input
|
|
pub fn command_completion_suggestions(input: &str) -> Vec<String> {
|
|
use crate::melib::ShellExpandTrait;
|
|
let mut sugg = Default::default();
|
|
for (_tags, _desc, tokens) in COMMAND_COMPLETION.iter() {
|
|
let _m = tokens.matches(&mut &(*input), &mut sugg);
|
|
if _m.is_empty() {
|
|
continue;
|
|
}
|
|
if let Some((s, Filepath)) = _m.last() {
|
|
let p = std::path::Path::new(s);
|
|
sugg.extend(p.complete(true).into_iter().map(|m| m.into()));
|
|
}
|
|
}
|
|
sugg.into_iter()
|
|
.map(|s| {
|
|
format!(
|
|
"{}{}",
|
|
input.trim(),
|
|
if input.trim().is_empty() {
|
|
s.trim()
|
|
} else {
|
|
s.as_str()
|
|
}
|
|
)
|
|
})
|
|
.collect::<Vec<String>>()
|
|
}
|