-use crate::apub::{create_apub_response, make_apub_endpoint, EndpointType};
-use crate::convert_datetime;
-use crate::db::user::User_;
+use crate::{
+ api::{check_slurs, check_slurs_opt},
+ apub::{
+ activities::{generate_activity_id, send_activity},
+ check_actor_domain,
+ create_apub_response,
+ insert_activity,
+ ActorType,
+ FromApub,
+ PersonExt,
+ ToApub,
+ },
+ blocking,
+ routes::DbPoolParam,
+ DbPool,
+ LemmyError,
+};
use activitystreams::{
- actor::{properties::ApActorProperties, Person},
+ activity::{
+ kind::{FollowType, UndoType},
+ Follow,
+ Undo,
+ },
+ actor::{ApActor, Endpoints, Person},
context,
- ext::Extensible,
- object::properties::ObjectProperties,
+ object::{Image, Tombstone},
+ prelude::*,
+};
+use activitystreams_ext::Ext1;
+use actix_web::{body::Body, client::Client, web, HttpResponse};
+use lemmy_db::{
+ naive_now,
+ user::{UserForm, User_},
};
-use actix_web::body::Body;
-use actix_web::web::Path;
-use actix_web::HttpResponse;
-use actix_web::{web, Result};
-use diesel::r2d2::{ConnectionManager, Pool};
-use diesel::PgConnection;
-use failure::Error;
+use lemmy_utils::convert_datetime;
use serde::Deserialize;
+use url::Url;
#[derive(Deserialize)]
pub struct UserQuery {
user_name: String,
}
-pub async fn get_apub_user(
- info: Path<UserQuery>,
- db: web::Data<Pool<ConnectionManager<PgConnection>>>,
-) -> Result<HttpResponse<Body>, Error> {
- let user = User_::find_by_email_or_username(&&db.get()?, &info.user_name)?;
- let base_url = make_apub_endpoint(EndpointType::User, &user.name);
+#[async_trait::async_trait(?Send)]
+impl ToApub for User_ {
+ type Response = PersonExt;
+
+ // Turn a Lemmy Community into an ActivityPub group that can be sent out over the network.
+ async fn to_apub(&self, _pool: &DbPool) -> Result<PersonExt, LemmyError> {
+ // TODO go through all these to_string and to_owned()
+ let mut person = Person::new();
+ person
+ .set_context(context())
+ .set_id(Url::parse(&self.actor_id)?)
+ .set_name(self.name.to_owned())
+ .set_published(convert_datetime(self.published));
+
+ if let Some(u) = self.updated {
+ person.set_updated(convert_datetime(u));
+ }
+
+ if let Some(avatar_url) = &self.avatar {
+ let mut image = Image::new();
+ image.set_url(avatar_url.to_owned());
+ person.set_icon(image.into_any_base()?);
+ }
+
+ if let Some(banner_url) = &self.banner {
+ let mut image = Image::new();
+ image.set_url(banner_url.to_owned());
+ person.set_image(image.into_any_base()?);
+ }
+
+ if let Some(bio) = &self.bio {
+ person.set_summary(bio.to_owned());
+ }
+
+ let mut ap_actor = ApActor::new(self.get_inbox_url()?, person);
+ ap_actor
+ .set_outbox(self.get_outbox_url()?)
+ .set_followers(self.get_followers_url().parse()?)
+ .set_following(self.get_following_url().parse()?)
+ .set_liked(self.get_liked_url().parse()?)
+ .set_endpoints(Endpoints {
+ shared_inbox: Some(self.get_shared_inbox_url().parse()?),
+ ..Default::default()
+ });
+
+ if let Some(i) = &self.preferred_username {
+ ap_actor.set_preferred_username(i.to_owned());
+ }
+
+ Ok(Ext1::new(ap_actor, self.get_public_key_ext()))
+ }
+ fn to_tombstone(&self) -> Result<Tombstone, LemmyError> {
+ unimplemented!()
+ }
+}
+
+#[async_trait::async_trait(?Send)]
+impl ActorType for User_ {
+ fn actor_id_str(&self) -> String {
+ self.actor_id.to_owned()
+ }
- let mut person = Person::default();
- let oprops: &mut ObjectProperties = person.as_mut();
- oprops
- .set_context_xsd_any_uri(context())?
- .set_id(base_url.to_string())?
- .set_published(convert_datetime(user.published))?;
+ fn public_key(&self) -> String {
+ self.public_key.to_owned().unwrap()
+ }
- if let Some(u) = user.updated {
- oprops.set_updated(convert_datetime(u))?;
+ fn private_key(&self) -> String {
+ self.private_key.to_owned().unwrap()
}
- if let Some(i) = &user.preferred_username {
- oprops.set_name_xsd_string(i.to_owned())?;
+ /// As a given local user, send out a follow request to a remote community.
+ async fn send_follow(
+ &self,
+ follow_actor_id: &str,
+ client: &Client,
+ pool: &DbPool,
+ ) -> Result<(), LemmyError> {
+ let mut follow = Follow::new(self.actor_id.to_owned(), follow_actor_id);
+ follow
+ .set_context(context())
+ .set_id(generate_activity_id(FollowType::Follow)?);
+ let to = format!("{}/inbox", follow_actor_id);
+
+ insert_activity(self.id, follow.clone(), true, pool).await?;
+
+ send_activity(client, &follow.into_any_base()?, self, vec![to]).await?;
+ Ok(())
}
- let mut actor_props = ApActorProperties::default();
+ async fn send_unfollow(
+ &self,
+ follow_actor_id: &str,
+ client: &Client,
+ pool: &DbPool,
+ ) -> Result<(), LemmyError> {
+ let mut follow = Follow::new(self.actor_id.to_owned(), follow_actor_id);
+ follow
+ .set_context(context())
+ .set_id(generate_activity_id(FollowType::Follow)?);
+
+ let to = format!("{}/inbox", follow_actor_id);
+
+ // Undo that fake activity
+ let mut undo = Undo::new(Url::parse(&self.actor_id)?, follow.into_any_base()?);
+ undo
+ .set_context(context())
+ .set_id(generate_activity_id(UndoType::Undo)?);
- actor_props
- .set_inbox(format!("{}/inbox", &base_url))?
- .set_outbox(format!("{}/outbox", &base_url))?
- .set_following(format!("{}/following", &base_url))?
- .set_liked(format!("{}/liked", &base_url))?;
+ insert_activity(self.id, undo.clone(), true, pool).await?;
+
+ send_activity(client, &undo.into_any_base()?, self, vec![to]).await?;
+ Ok(())
+ }
+
+ async fn send_delete(
+ &self,
+ _creator: &User_,
+ _client: &Client,
+ _pool: &DbPool,
+ ) -> Result<(), LemmyError> {
+ unimplemented!()
+ }
+
+ async fn send_undo_delete(
+ &self,
+ _creator: &User_,
+ _client: &Client,
+ _pool: &DbPool,
+ ) -> Result<(), LemmyError> {
+ unimplemented!()
+ }
+
+ async fn send_remove(
+ &self,
+ _creator: &User_,
+ _client: &Client,
+ _pool: &DbPool,
+ ) -> Result<(), LemmyError> {
+ unimplemented!()
+ }
+
+ async fn send_undo_remove(
+ &self,
+ _creator: &User_,
+ _client: &Client,
+ _pool: &DbPool,
+ ) -> Result<(), LemmyError> {
+ unimplemented!()
+ }
+
+ async fn send_accept_follow(
+ &self,
+ _follow: Follow,
+ _client: &Client,
+ _pool: &DbPool,
+ ) -> Result<(), LemmyError> {
+ unimplemented!()
+ }
+
+ async fn get_follower_inboxes(&self, _pool: &DbPool) -> Result<Vec<String>, LemmyError> {
+ unimplemented!()
+ }
+
+ fn user_id(&self) -> i32 {
+ self.id
+ }
+}
+
+#[async_trait::async_trait(?Send)]
+impl FromApub for UserForm {
+ type ApubType = PersonExt;
+ /// Parse an ActivityPub person received from another instance into a Lemmy user.
+ async fn from_apub(
+ person: &PersonExt,
+ _: &Client,
+ _: &DbPool,
+ expected_domain: Option<Url>,
+ ) -> Result<Self, LemmyError> {
+ let avatar = match person.icon() {
+ Some(any_image) => Some(
+ Image::from_any_base(any_image.as_one().unwrap().clone())
+ .unwrap()
+ .unwrap()
+ .url()
+ .unwrap()
+ .as_single_xsd_any_uri()
+ .map(|u| u.to_string()),
+ ),
+ None => None,
+ };
+
+ let banner = match person.image() {
+ Some(any_image) => Some(
+ Image::from_any_base(any_image.as_one().unwrap().clone())
+ .unwrap()
+ .unwrap()
+ .url()
+ .unwrap()
+ .as_single_xsd_any_uri()
+ .map(|u| u.to_string()),
+ ),
+ None => None,
+ };
+
+ let name = person
+ .name()
+ .unwrap()
+ .one()
+ .unwrap()
+ .as_xsd_string()
+ .unwrap()
+ .to_string();
+ let preferred_username = person.inner.preferred_username().map(|u| u.to_string());
+ let bio = person
+ .inner
+ .summary()
+ .map(|s| s.as_single_xsd_string().unwrap().into());
+ check_slurs(&name)?;
+ check_slurs_opt(&preferred_username)?;
+ check_slurs_opt(&bio)?;
+
+ Ok(UserForm {
+ name,
+ preferred_username,
+ password_encrypted: "".to_string(),
+ admin: false,
+ banned: false,
+ email: None,
+ avatar,
+ banner,
+ updated: person.updated().map(|u| u.to_owned().naive_local()),
+ show_nsfw: false,
+ theme: "".to_string(),
+ default_sort_type: 0,
+ default_listing_type: 0,
+ lang: "".to_string(),
+ show_avatars: false,
+ send_notifications_to_email: false,
+ matrix_user_id: None,
+ actor_id: check_actor_domain(person, expected_domain)?,
+ bio,
+ local: false,
+ private_key: None,
+ public_key: Some(person.ext_one.public_key.to_owned().public_key_pem),
+ last_refreshed_at: Some(naive_now()),
+ })
+ }
+}
- Ok(create_apub_response(&person.extend(actor_props)))
+/// Return the user json over HTTP.
+pub async fn get_apub_user_http(
+ info: web::Path<UserQuery>,
+ db: DbPoolParam,
+) -> Result<HttpResponse<Body>, LemmyError> {
+ let user_name = info.into_inner().user_name;
+ let user = blocking(&db, move |conn| {
+ User_::find_by_email_or_username(conn, &user_name)
+ })
+ .await??;
+ let u = user.to_apub(&db).await?;
+ Ok(create_apub_response(&u))
}