158 lines
4.8 KiB
Rust
158 lines
4.8 KiB
Rust
//
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// imag - the personal information management suite for the commandline
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// Copyright (C) 2015-2019 Matthias Beyer <mail@beyermatthias.de> and contributors
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; version
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// 2.1 of the License.
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//
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// This library 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 GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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//
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#![forbid(unsafe_code)]
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#![deny(
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non_camel_case_types,
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non_snake_case,
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path_statements,
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trivial_numeric_casts,
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unstable_features,
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unused_allocation,
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unused_import_braces,
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unused_imports,
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unused_must_use,
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unused_mut,
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unused_qualifications,
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while_true,
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)]
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extern crate clap;
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#[macro_use] extern crate log;
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extern crate toml;
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extern crate toml_query;
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#[macro_use] extern crate failure;
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extern crate libimagrt;
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extern crate libimagerror;
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use std::io::ErrorKind;
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use std::process::Command;
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use toml::Value;
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use toml_query::read::TomlValueReadExt;
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use clap::App;
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use failure::Fallible as Result;
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use failure::ResultExt;
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use failure::err_msg;
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use libimagrt::runtime::Runtime;
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use libimagrt::application::ImagApplication;
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mod ui;
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/// Marker enum for implementing ImagApplication on
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///
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/// This is used by binaries crates to execute business logic
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/// or to build a CLI completion.
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pub enum ImagGit {}
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impl ImagApplication for ImagGit {
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fn run(rt: Runtime) -> Result<()> {
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let execute_in_store = rt
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.config()
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.ok_or_else(|| err_msg("No configuration. Please use git yourself, not via imag-git"))
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.context("Won't continue without configuration.")
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?
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.read("git.execute_in_store")
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.context("Failed to read config setting 'git.execute_in_store'")
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?
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.ok_or_else(|| err_msg("Missing config setting 'git.execute_in_store'"))
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?;
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let execute_in_store = match *execute_in_store {
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Value::Boolean(b) => Ok(b),
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_ => Err(err_msg("Type error: 'git.execute_in_store' is not a boolean!")),
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}?;
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let execpath = if execute_in_store {
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rt.store().path().to_str()
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} else {
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rt.rtp().to_str()
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}
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.map(String::from)
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.ok_or_else(|| format_err!("Cannot parse to string: {:?}", rt.store().path()))?;
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let mut command = Command::new("git");
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command
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.stdin(::std::process::Stdio::inherit())
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.stdout(::std::process::Stdio::inherit())
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.stderr(::std::process::Stdio::inherit())
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.arg("-C").arg(&execpath);
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let args = rt
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.cli()
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.values_of("")
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.map(|vs| vs.map(String::from).collect())
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.unwrap_or_else(|| vec![]);
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debug!("Adding args = {:?}", args);
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command.args(&args);
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if let (external, Some(ext_m)) = rt.cli().subcommand() {
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command.arg(external);
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let args = ext_m
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.values_of("")
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.map(|vs| vs.map(String::from).collect())
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.unwrap_or_else(|| vec![]);
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debug!("Adding subcommand '{}' and args = {:?}", external, args);
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command.args(&args);
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}
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debug!("Calling: {:?}", command);
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match command.spawn().and_then(|mut c| c.wait()) {
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Ok(exit_status) => {
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if !exit_status.success() {
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debug!("git exited with non-zero exit code: {:?}", exit_status);
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Err(format_err!("git exited with non-zero exit code: {:?}", exit_status))
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} else {
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debug!("Successful exit!");
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Ok(())
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}
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},
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Err(e) => {
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debug!("Error calling git");
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Err(match e.kind() {
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ErrorKind::NotFound => err_msg("Cannot find 'git' executable"),
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ErrorKind::PermissionDenied => err_msg("No permission to execute: 'git'"),
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_ => format_err!("Error spawning: {:?}", e),
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})
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}
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}
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}
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fn build_cli<'a>(app: App<'a, 'a>) -> App<'a, 'a> {
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ui::build_ui(app)
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}
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fn name() -> &'static str {
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env!("CARGO_PKG_NAME")
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}
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fn description() -> &'static str {
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"Helper to call git in the store"
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}
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fn version() -> &'static str {
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env!("CARGO_PKG_VERSION")
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}
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}
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