librepages/src/ctx/api/v1/auth.rs

104 lines
3.2 KiB
Rust

/*
* Copyright (C) 2022 Aravinth Manivannan <realaravinth@batsense.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
//! Authentication helper methods and data structures
use serde::{Deserialize, Serialize};
use crate::ctx::Ctx;
use crate::db;
use crate::errors::*;
/// Register payload
#[derive(Clone, Debug, Deserialize, Serialize)]
pub struct Register {
/// username
pub username: String,
/// password
pub password: String,
/// password confirmation: `password` and `confirm_password` must match
pub confirm_password: String,
pub email: String,
}
/// Login payload
#[derive(Clone, Debug, Deserialize, Serialize)]
pub struct Login {
// login accepts both username and email under "username field"
// TODO update all instances where login is used
/// user identifier: either username or email
/// an email is detected by checkinf for the existence of `@` character
pub login: String,
/// password
pub password: String,
}
#[derive(Clone, Debug, Deserialize, Serialize)]
/// struct used to represent password
pub struct Password {
/// password
pub password: String,
}
impl Ctx {
/// Log in method. Returns `Ok(())` when user is authenticated and errors when authentication
/// fails
pub async fn login(&self, payload: &Login) -> ServiceResult<String> {
use argon2_creds::Config;
let verify = |stored: &str, received: &str| {
if Config::verify(stored, received)? {
Ok(())
} else {
Err(ServiceError::WrongPassword)
}
};
let creds = if payload.login.contains('@') {
self.db
.get_password(&db::Login::Email(&payload.login))
.await?
} else {
self.db
.get_password(&db::Login::Username(&payload.login))
.await?
};
verify(&creds.hash, &payload.password)?;
Ok(creds.username)
}
/// register new user
pub async fn register(&self, payload: &Register) -> ServiceResult<()> {
if !self.settings.allow_registration {
return Err(ServiceError::ClosedForRegistration);
}
if payload.password != payload.confirm_password {
return Err(ServiceError::PasswordsDontMatch);
}
let username = self.creds.username(&payload.username)?;
let hash = self.creds.password(&payload.password)?;
self.creds.email(&payload.email)?;
let db_payload = db::Register {
username: &username,
hash: &hash,
email: &payload.email,
};
self.db.register(&db_payload).await
}
}