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//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2020 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 std::collections::BTreeMap;
use clap::ArgMatches;
use vobject::icalendar::ICalendar;
use vobject::icalendar::Event;
use handlebars::Handlebars;
use anyhow::Result;
use anyhow::Error;
use failure::Fail;
use toml_query::read::TomlValueReadTypeExt;
use chrono::NaiveDateTime;
use libimagrt::runtime::Runtime;
use libimagstore::store::FileLockEntry;
use libimagstore::store::Store;
use libimagentryref::reference::fassade::RefFassade;
use libimagentryref::reference::Ref;
use libimagentryref::reference::Config;
use libimagentryref::hasher::default::DefaultHasher;
use crate::libimagcalendar::store::EventStore;
#[derive(Debug)]
pub struct ParsedEventFLE<'a> {
inner: FileLockEntry<'a>,
data: ICalendar,
}
impl<'a> ParsedEventFLE<'a> {
/// Because libimagcalendar only links to the actual calendar data, we need to read the data and
/// parse it.
/// With this function, a FileLockEntry can be parsed to a ParsedEventFileLockEntry
/// (ParsedEventFLE).
pub fn parse(fle: FileLockEntry<'a>, refconfig: &Config) -> Result<Self> {
fle.as_ref_with_hasher::<DefaultHasher>()
.get_path(refconfig)
.and_then(|p| ::std::fs::read_to_string(p).map_err(|e| Error::from(e.compat())))
.and_then(|s| ICalendar::build(&s).map_err(|e| Error::from(e.compat())))
.map(|cal| ParsedEventFLE {
inner: fle,
data: cal,
})
}
pub fn get_entry(&self) -> &FileLockEntry<'a> {
&self.inner
}
pub fn get_data(&self) -> &ICalendar {
&self.data
}
}
pub fn get_event_print_format(config_value_path: &'static str, rt: &Runtime, scmd: &ArgMatches)
-> Result<Handlebars>
{
scmd.value_of("format")
.map(String::from)
.map(Ok)
.unwrap_or_else(|| {
rt.config()
.ok_or_else(|| anyhow!("No configuration file"))?
.read_string(config_value_path)?
.ok_or_else(|| anyhow!("Configuration 'contact.list_format' does not exist"))
})
.and_then(|fmt| {
let mut hb = Handlebars::new();
hb.register_template_string("format", fmt)?;
hb.register_escape_fn(::handlebars::no_escape);
::libimaginteraction::format::register_all_color_helpers(&mut hb);
::libimaginteraction::format::register_all_format_helpers(&mut hb);
Ok(hb)
})
}
pub fn build_data_object_for_handlebars<'a>(i: usize, event: &Event<'a>)
-> BTreeMap<&'static str, String>
{
macro_rules! process_opt {
($t:expr, $text:expr) => {
($t).map(|obj| obj.into_raw()).unwrap_or_else(|| String::from($text))
}
}
let mut data = BTreeMap::new();
data.insert("i" , format!("{}", i));
data.insert("dtend" , process_opt!(event.dtend() , "<no dtend>"));
data.insert("dtstart" , process_opt!(event.dtstart() , "<no dtstart>"));
data.insert("dtstamp" , process_opt!(event.dtstamp() , "<no dtstamp>"));
data.insert("uid" , process_opt!(event.uid() , "<no uid>"));
data.insert("description" , process_opt!(event.description() , "<no description>"));
data.insert("summary" , process_opt!(event.summary() , "<no summary>"));
data.insert("url" , process_opt!(event.url() , "<no url>"));
data.insert("location" , process_opt!(event.location() , "<no location>"));
data.insert("class" , process_opt!(event.class() , "<no class>"));
data.insert("categories" , process_opt!(event.categories() , "<no categories>"));
data.insert("transp" , process_opt!(event.transp() , "<no transp>"));
data.insert("rrule" , process_opt!(event.rrule() , "<no rrule>"));
data
}
pub fn kairos_parse(spec: &str) -> Result<NaiveDateTime> {
match ::kairos::parser::parse(spec).map_err(|e| Error::from(e.compat()))? {
::kairos::parser::Parsed::Iterator(_) => {
trace!("before-filter spec resulted in iterator");
Err(anyhow!("Not a moment in time: {}", spec))
}
::kairos::parser::Parsed::TimeType(tt) => {
trace!("before-filter spec resulted in timetype");
tt.calculate()
.map_err(|e| Error::from(e.compat()))?
.get_moment()
.cloned()
.ok_or_else(|| anyhow!("Not a moment in time: {}", spec))
}
}
}
pub fn find_event_by_id<'a>(store: &'a Store, id: &str, refconfig: &Config) -> Result<Option<ParsedEventFLE<'a>>> {
if let Some(entry) = store.get_event_by_uid(id)? {
debug!("Found directly: {} -> {}", id, entry.get_location());
return ParsedEventFLE::parse(entry, refconfig).map(Some)
}
for sid in store.all_events()? {
let sid = sid?;
let event = store.get(sid.clone())?.ok_or_else(|| {
anyhow!("Cannot get {}, which should be there.", sid)
})?;
trace!("Checking whether {} is represented by {}", id, event.get_location());
let parsed = ParsedEventFLE::parse(event, refconfig)?;
let found = parsed
.get_data()
.events()
.any(|event| {
let take = event
.as_ref()
.map(|e| {
trace!("Checking whether {:?} starts with {}", e.uid(), id);
e.uid().map(|uid| uid.raw().starts_with(id)).unwrap_or(false)
})
.unwrap_or(false);
if take {
trace!("Seems to be relevant");
}
take
});
if found {
return Ok(Some(parsed))
}
}
Ok(None)
}
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