imag/bin/domain/imag-diary/src/util.rs

92 lines
3 KiB
Rust

//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2018 Matthias Beyer <mail@beyermatthias.de> and contributors
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; version
// 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//
use libimagrt::runtime::Runtime;
use libimagdiary::error::*;
use toml::Value;
use toml_query::read::TomlValueReadExt;
pub fn get_diary_name(rt: &Runtime) -> Option<String> {
use libimagdiary::config::get_default_diary_name;
rt.cli()
.value_of("diaryname")
.map(String::from)
.or_else(|| get_default_diary_name(rt))
}
pub enum Timed {
Daily,
Hourly,
Minutely,
Secondly,
}
/// Returns true if the diary should always create timed entries, which is whenever
///
/// ```toml
/// diary.diaries.<diary>.timed = true
/// ```
///
/// # Returns
///
/// * Ok(Some(Timed::Hourly)) if diary should create timed entries
/// * Ok(Some(Timed::Minutely)) if diary should not create timed entries
/// * Ok(None) if config is not available
/// * Err(e) if reading the toml failed, type error or something like this
///
pub fn get_diary_timed_config(rt: &Runtime, diary_name: &str) -> Result<Option<Timed>> {
match rt.config() {
None => Ok(None),
Some(cfg) => {
let v = cfg
.read(&format!("diary.diaries.{}.timed", diary_name))
.chain_err(|| DiaryErrorKind::IOError);
match v {
Ok(Some(&Value::String(ref s))) => parse_timed_string(s, diary_name).map(Some),
Ok(Some(_)) => {
let s = format!("Type error at 'diary.diaryies.{}.timed': should be either 'd'/'daily', 'h'/'hourly', 'm'/'minutely' or 's'/'secondly'", diary_name);
Err(s).map_err(From::from)
},
Ok(None) => Ok(None),
Err(e) => Err(e),
}
}
}
}
pub fn parse_timed_string(s: &str, diary_name: &str) -> Result<Timed> {
if s == "d" || s == "daily" {
Ok(Timed::Daily)
} else if s == "h" || s == "hourly" {
Ok(Timed::Hourly)
} else if s == "m" || s == "minutely" {
Ok(Timed::Minutely)
} else if s == "s" || s == "secondly" {
Ok(Timed::Secondly)
} else {
let s = format!("Cannot parse config: 'diary.diaries.{}.timed = {}'",
diary_name, s);
Err(s).map_err(From::from)
}
}