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// Copyright (C) 2021-2021 The Whirlsplash Collective
// SPDX-License-Identifier: GPL-3.0-only
//! Configuration utilities, to interact with the configuration system.
#![feature(type_ascription, hash_set_entry, decl_macro, proc_macro_hygiene)]
#![deny(
warnings,
nonstandard_style,
unused,
future_incompatible,
rust_2018_idioms,
unsafe_code
)]
#![deny(clippy::all, clippy::nursery, clippy::pedantic)]
#![recursion_limit = "128"]
#![doc(
html_logo_url = "https://raw.githubusercontent.com/Whirlsplash/assets/master/Whirl.png",
html_favicon_url = "https://raw.githubusercontent.com/Whirlsplash/assets/master/Whirl.png"
)]
#[macro_use] extern crate serde_derive;
#[macro_use] extern crate log;
mod structures;
use {
crate::structures::{
DistributorConfig, HubConfig, WhirlsplashApiConfig, WhirlsplashConfig,
WhirlsplashLogConfig, WhirlsplashPromptConfig,
},
config::{ConfigError, File},
};
#[derive(Serialize, Deserialize, Debug)]
pub struct Config {
pub version: String,
pub whirlsplash: WhirlsplashConfig,
pub distributor: DistributorConfig,
pub hub: HubConfig,
}
impl Config {
/// Re-fetch the configuration from the configuration file.
///
/// # Panics
/// - May panic if the configuration is unable to be refreshed.
#[deprecated(note = "the current implementation of the configurations \
system automatically performs refreshes, this method \
has no effects")]
pub fn refresh() { let _ = config::Config::new().refresh().unwrap(); }
fn load() -> Result<Self, ConfigError> {
let mut s = config::Config::new();
s.merge(File::with_name(".whirl/Config.toml").required(false))?;
s.try_into()
}
/// Get a certain configuration key or group from the configuration file.
///
/// # Panics
/// - May panic if the configuration is unable to be read.
#[must_use]
pub fn get() -> Self {
if let Err(why) = Self::load() {
error!(
"unable to load configuration file, reverting to default value: {}",
why
);
warn!(
"you should probably generate yourself a configuration file with \
`whirl config generate`!"
);
Self::default()
} else {
Self::load().unwrap()
}
}
}
impl Default for Config {
fn default() -> Self {
Self {
version: "0.1.0".to_string(),
whirlsplash: WhirlsplashConfig {
worldsmaster_username: "WORLDSMASTER".to_string(),
ip: "127.0.0.1".to_string(),
api: WhirlsplashApiConfig { port: 80 },
prompt: WhirlsplashPromptConfig {
enable: false,
ps1: "[WORLDSMASTER@Whirlsplash ~]$".to_string(),
},
log: WhirlsplashLogConfig {
enable: true,
level: 1,
everything: false,
test: false,
file: true,
},
},
distributor: DistributorConfig {
worldsmaster_greeting: "Welcome to Whirlsplash!".to_string(),
port: 6650,
},
hub: HubConfig { port: 5673 },
}
}
}
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