lemmy/server/src/apub/community.rs

82 lines
2.8 KiB
Rust

use crate::apub::group_wrapper::GroupHelper;
use crate::apub::make_apub_endpoint;
use crate::db::community::Community;
use crate::db::community_view::CommunityFollowerView;
use crate::db::establish_unpooled_connection;
use activitypub::{actor::Group, collection::UnorderedCollection, context};
use actix_web::body::Body;
use actix_web::web::Path;
use actix_web::HttpResponse;
use serde::Deserialize;
use serde_json::{Value};
impl Community {
pub fn as_group(&self) -> Group {
let base_url = make_apub_endpoint("c", &self.id);
let mut group = Group::default();
group.object_props.set_context_object(context()).ok();
Group::set_id(&mut group, &base_url);
Group::set_title(&mut group, &self.title);
Group::set_published(&mut group, self.published);
Group::set_updated(&mut group, self.updated);
Group::set_creator_id(&mut group, make_apub_endpoint("u", &self.creator_id));
Group::set_description(&mut group, &self.description);
group.ap_actor_props.inbox = Value::String(format!("{}/inbox", &base_url));
group.ap_actor_props.outbox = Value::String(format!("{}/outbox", &base_url));
group.ap_actor_props.followers = Some(Value::String(format!("{}/followers", &base_url)));
group
}
pub fn followers_as_collection(&self) -> UnorderedCollection {
let base_url = make_apub_endpoint("c", &self.name);
let mut collection = UnorderedCollection::default();
collection.object_props.set_context_object(context()).ok();
collection.object_props.set_id_string(base_url).ok();
let connection = establish_unpooled_connection();
//As we are an object, we validated that the community id was valid
let community_followers = CommunityFollowerView::for_community(&connection, self.id).unwrap();
collection
.collection_props
.set_total_items_u64(community_followers.len() as u64)
.unwrap();
collection
}
}
#[derive(Deserialize)]
pub struct CommunityQuery {
community_name: String,
}
pub async fn get_apub_community(info: Path<CommunityQuery>) -> HttpResponse<Body> {
let connection = establish_unpooled_connection();
if let Ok(community) = Community::read_from_name(&connection, info.community_name.to_owned()) {
HttpResponse::Ok()
.content_type("application/activity+json")
.body(serde_json::to_string(&community.as_group()).unwrap())
} else {
HttpResponse::NotFound().finish()
}
}
pub async fn get_apub_community_followers(info: Path<CommunityQuery>) -> HttpResponse<Body> {
let connection = establish_unpooled_connection();
if let Ok(community) = Community::read_from_name(&connection, info.community_name.to_owned()) {
HttpResponse::Ok()
.content_type("application/activity+json")
.body(serde_json::to_string(&community.followers_as_collection()).unwrap())
} else {
HttpResponse::NotFound().finish()
}
}