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use crate::PerformCrud;
use actix_web::web::Data;
use lemmy_api_common::{blocking, honeypot_check, password_length_check, person::*};
use lemmy_apub::{
generate_followers_url,
generate_inbox_url,
generate_local_apub_endpoint,
generate_shared_inbox_url,
EndpointType,
};
use lemmy_db_schema::{
newtypes::CommunityId,
source::{
community::{
Community,
CommunityFollower,
CommunityFollowerForm,
CommunityForm,
CommunityModerator,
CommunityModeratorForm,
},
local_user::{LocalUser, LocalUserForm},
person::{Person, PersonForm},
site::Site,
},
traits::{Crud, Followable, Joinable},
ListingType,
SortType,
};
use lemmy_db_views_actor::person_view::PersonViewSafe;
use lemmy_utils::{
apub::generate_actor_keypair,
claims::Claims,
utils::{check_slurs, is_valid_actor_name},
ApiError,
ConnectionId,
LemmyError,
};
use lemmy_websocket::{messages::CheckCaptcha, LemmyContext};
#[async_trait::async_trait(?Send)]
impl PerformCrud for Register {
type Response = LoginResponse;
async fn perform(
&self,
context: &Data<LemmyContext>,
_websocket_id: Option<ConnectionId>,
) -> Result<LoginResponse, LemmyError> {
let data: &Register = self;
if let Ok(site) = blocking(context.pool(), Site::read_simple).await? {
if !site.open_registration {
return Err(ApiError::err_plain("registration_closed").into());
}
}
password_length_check(&data.password)?;
honeypot_check(&data.honeypot)?;
if data.password != data.password_verify {
return Err(ApiError::err_plain("passwords_dont_match").into());
}
let no_admins = blocking(context.pool(), move |conn| {
PersonViewSafe::admins(conn).map(|a| a.is_empty())
})
.await??;
if !no_admins && context.settings().captcha.enabled {
let check = context
.chat_server()
.send(CheckCaptcha {
uuid: data
.captcha_uuid
.to_owned()
.unwrap_or_else(|| "".to_string()),
answer: data
.captcha_answer
.to_owned()
.unwrap_or_else(|| "".to_string()),
})
.await?;
if !check {
return Err(ApiError::err_plain("captcha_incorrect").into());
}
}
check_slurs(&data.username, &context.settings().slur_regex())?;
let actor_keypair = generate_actor_keypair()?;
if !is_valid_actor_name(&data.username, context.settings().actor_name_max_length) {
return Err(ApiError::err_plain("invalid_username").into());
}
let actor_id = generate_local_apub_endpoint(
EndpointType::Person,
&data.username,
&context.settings().get_protocol_and_hostname(),
)?;
let person_form = PersonForm {
name: data.username.to_owned(),
actor_id: Some(actor_id.clone()),
private_key: Some(Some(actor_keypair.private_key)),
public_key: actor_keypair.public_key,
inbox_url: Some(generate_inbox_url(&actor_id)?),
shared_inbox_url: Some(Some(generate_shared_inbox_url(&actor_id)?)),
admin: Some(no_admins),
..PersonForm::default()
};
let inserted_person = blocking(context.pool(), move |conn| {
Person::create(conn, &person_form)
})
.await?
.map_err(|e| ApiError::err("user_already_exists", e))?;
let local_user_form = LocalUserForm {
person_id: inserted_person.id,
email: Some(data.email.to_owned()),
password_encrypted: data.password.to_owned(),
show_nsfw: Some(data.show_nsfw),
show_bot_accounts: Some(true),
theme: Some("browser".into()),
default_sort_type: Some(SortType::Active as i16),
default_listing_type: Some(ListingType::Subscribed as i16),
lang: Some("browser".into()),
show_avatars: Some(true),
show_scores: Some(true),
show_read_posts: Some(true),
show_new_post_notifs: Some(false),
send_notifications_to_email: Some(false),
};
let inserted_local_user = match blocking(context.pool(), move |conn| {
LocalUser::register(conn, &local_user_form)
})
.await?
{
Ok(lu) => lu,
Err(e) => {
let err_type = if e.to_string()
== "duplicate key value violates unique constraint \"local_user_email_key\""
{
"email_already_exists"
} else {
"user_already_exists"
};
blocking(context.pool(), move |conn| {
Person::delete(conn, inserted_person.id)
})
.await??;
return Err(ApiError::err(err_type, e).into());
}
};
let main_community_keypair = generate_actor_keypair()?;
let protocol_and_hostname = context.settings().get_protocol_and_hostname();
let main_community = match blocking(context.pool(), move |conn| {
Community::read(conn, CommunityId(2))
})
.await?
{
Ok(c) => c,
Err(_e) => {
let default_community_name = "main";
let actor_id = generate_local_apub_endpoint(
EndpointType::Community,
default_community_name,
&protocol_and_hostname,
)?;
let community_form = CommunityForm {
name: default_community_name.to_string(),
title: "The Default Community".to_string(),
description: Some("The Default Community".to_string()),
actor_id: Some(actor_id.to_owned()),
private_key: Some(Some(main_community_keypair.private_key)),
public_key: main_community_keypair.public_key,
followers_url: Some(generate_followers_url(&actor_id)?),
inbox_url: Some(generate_inbox_url(&actor_id)?),
shared_inbox_url: Some(Some(generate_shared_inbox_url(&actor_id)?)),
..CommunityForm::default()
};
blocking(context.pool(), move |conn| {
Community::create(conn, &community_form)
})
.await??
}
};
let community_follower_form = CommunityFollowerForm {
community_id: main_community.id,
person_id: inserted_person.id,
pending: false,
};
let follow = move |conn: &'_ _| CommunityFollower::follow(conn, &community_follower_form);
blocking(context.pool(), follow)
.await?
.map_err(|e| ApiError::err("community_follower_already_exists", e))?;
if no_admins {
let community_moderator_form = CommunityModeratorForm {
community_id: main_community.id,
person_id: inserted_person.id,
};
let join = move |conn: &'_ _| CommunityModerator::join(conn, &community_moderator_form);
blocking(context.pool(), join)
.await?
.map_err(|e| ApiError::err("community_moderator_already_exists", e))?;
}
Ok(LoginResponse {
jwt: Claims::jwt(
inserted_local_user.id.0,
&context.secret().jwt_secret,
&context.settings().hostname,
)?,
})
}
}