1 use crate::PerformCrud;
2 use activitypub_federation::http_signatures::generate_actor_keypair;
3 use actix_web::web::Data;
4 use lemmy_api_common::{
6 person::{LoginResponse, Register},
9 generate_local_apub_endpoint,
10 generate_shared_inbox_url,
12 local_site_to_slur_regex,
13 password_length_check,
14 send_new_applicant_email_to_admins,
15 send_verification_email,
18 websocket::handlers::captcha::CheckCaptcha,
20 use lemmy_db_schema::{
21 aggregates::structs::PersonAggregates,
23 local_site::RegistrationMode,
24 local_user::{LocalUser, LocalUserInsertForm},
25 person::{Person, PersonInsertForm},
26 registration_application::{RegistrationApplication, RegistrationApplicationInsertForm},
30 use lemmy_db_views::structs::{LocalUserView, SiteView};
35 slurs::{check_slurs, check_slurs_opt},
36 validation::is_valid_actor_name,
41 #[async_trait::async_trait(?Send)]
42 impl PerformCrud for Register {
43 type Response = LoginResponse;
45 #[tracing::instrument(skip(self, context, _websocket_id))]
48 context: &Data<LemmyContext>,
49 _websocket_id: Option<ConnectionId>,
50 ) -> Result<LoginResponse, LemmyError> {
51 let data: &Register = self;
53 let site_view = SiteView::read_local(context.pool()).await?;
54 let local_site = site_view.local_site;
55 let require_registration_application =
56 local_site.registration_mode == RegistrationMode::RequireApplication;
58 if local_site.registration_mode == RegistrationMode::Closed {
59 return Err(LemmyError::from_message("registration_closed"));
62 password_length_check(&data.password)?;
63 honeypot_check(&data.honeypot)?;
65 if local_site.require_email_verification && data.email.is_none() {
66 return Err(LemmyError::from_message("email_required"));
69 if local_site.site_setup && require_registration_application && data.answer.is_none() {
70 return Err(LemmyError::from_message(
71 "registration_application_answer_required",
75 // Make sure passwords match
76 if data.password != data.password_verify {
77 return Err(LemmyError::from_message("passwords_dont_match"));
80 // If the site is set up, check the captcha
81 if local_site.site_setup && local_site.captcha_enabled {
85 uuid: data.captcha_uuid.clone().unwrap_or_default(),
86 answer: data.captcha_answer.clone().unwrap_or_default(),
90 return Err(LemmyError::from_message("captcha_incorrect"));
94 let slur_regex = local_site_to_slur_regex(&local_site);
95 check_slurs(&data.username, &slur_regex)?;
96 check_slurs_opt(&data.answer, &slur_regex)?;
98 let actor_keypair = generate_actor_keypair()?;
99 if !is_valid_actor_name(&data.username, local_site.actor_name_max_length as usize) {
100 return Err(LemmyError::from_message("invalid_username"));
102 let actor_id = generate_local_apub_endpoint(
103 EndpointType::Person,
105 &context.settings().get_protocol_and_hostname(),
108 // We have to create both a person, and local_user
110 // Register the new person
111 let person_form = PersonInsertForm::builder()
112 .name(data.username.clone())
113 .actor_id(Some(actor_id.clone()))
114 .private_key(Some(actor_keypair.private_key))
115 .public_key(actor_keypair.public_key)
116 .inbox_url(Some(generate_inbox_url(&actor_id)?))
117 .shared_inbox_url(Some(generate_shared_inbox_url(&actor_id)?))
118 // If its the initial site setup, they are an admin
119 .admin(Some(!local_site.site_setup))
120 .instance_id(site_view.site.instance_id)
124 let inserted_person = Person::create(context.pool(), &person_form)
126 .map_err(|e| LemmyError::from_error_message(e, "user_already_exists"))?;
128 // Create the local user
129 let local_user_form = LocalUserInsertForm::builder()
130 .person_id(inserted_person.id)
131 .email(data.email.as_deref().map(str::to_lowercase))
132 .password_encrypted(data.password.to_string())
133 .show_nsfw(Some(data.show_nsfw))
136 let inserted_local_user = match LocalUser::create(context.pool(), &local_user_form).await {
139 let err_type = if e.to_string()
140 == "duplicate key value violates unique constraint \"local_user_email_key\""
142 "email_already_exists"
144 "user_already_exists"
147 // If the local user creation errored, then delete that person
148 Person::delete(context.pool(), inserted_person.id).await?;
150 return Err(LemmyError::from_error_message(e, err_type));
154 if local_site.site_setup && require_registration_application {
155 // Create the registration application
156 let form = RegistrationApplicationInsertForm {
157 local_user_id: inserted_local_user.id,
158 // We already made sure answer was not null above
159 answer: data.answer.clone().expect("must have an answer"),
162 RegistrationApplication::create(context.pool(), &form).await?;
166 if local_site.application_email_admins {
167 send_new_applicant_email_to_admins(&data.username, context.pool(), context.settings())
171 let mut login_response = LoginResponse {
173 registration_created: false,
174 verify_email_sent: false,
177 // Log the user in directly if the site is not setup, or email verification and application aren't required
178 if !local_site.site_setup
179 || (!require_registration_application && !local_site.require_email_verification)
181 login_response.jwt = Some(
183 inserted_local_user.id.0,
184 &context.secret().jwt_secret,
185 &context.settings().hostname,
190 if local_site.require_email_verification {
191 let local_user_view = LocalUserView {
192 local_user: inserted_local_user,
193 person: inserted_person,
194 counts: PersonAggregates::default(),
196 // we check at the beginning of this method that email is set
197 let email = local_user_view
201 .expect("email was provided");
203 send_verification_email(&local_user_view, &email, context.pool(), context.settings())
205 login_response.verify_email_sent = true;
208 if require_registration_application {
209 login_response.registration_created = true;