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upub/src/server/outbox.rs

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6.9 KiB
Rust

use apb::{target::Addressed, Activity, ActivityMut, BaseMut, Node, ObjectMut};
use sea_orm::{EntityTrait, IntoActiveModel, Set};
use crate::{errors::UpubError, model};
use super::Context;
#[axum::async_trait]
impl apb::server::Outbox for Context {
type Error = UpubError;
type Object = serde_json::Value;
type Activity = serde_json::Value;
async fn create_note(&self, uid: String, object: serde_json::Value) -> crate::Result<String> {
let oid = self.oid(uuid::Uuid::new_v4().to_string());
let aid = self.aid(uuid::Uuid::new_v4().to_string());
let activity_targets = object.addressed();
let object_model = model::object::Model::new(
&object
.set_id(Some(&oid))
.set_attributed_to(Node::link(uid.clone()))
.set_published(Some(chrono::Utc::now()))
)?;
let activity_model = model::activity::Model {
id: aid.clone(),
activity_type: apb::ActivityType::Create,
actor: uid.clone(),
object: Some(oid.clone()),
target: None,
cc: object_model.cc.clone(),
bcc: object_model.bcc.clone(),
to: object_model.to.clone(),
bto: object_model.bto.clone(),
published: object_model.published,
};
model::object::Entity::insert(object_model.into_active_model())
.exec(self.db()).await?;
model::activity::Entity::insert(activity_model.into_active_model())
.exec(self.db()).await?;
self.dispatch(&uid, activity_targets, &aid, Some(&oid)).await?;
Ok(aid)
}
async fn create(&self, uid: String, activity: serde_json::Value) -> crate::Result<String> {
let Some(object) = activity.object().extract() else {
return Err(UpubError::bad_request());
};
let oid = self.oid(uuid::Uuid::new_v4().to_string());
let aid = self.aid(uuid::Uuid::new_v4().to_string());
let activity_targets = activity.addressed();
let mut object_model = model::object::Model::new(
&object
.set_id(Some(&oid))
.set_attributed_to(Node::link(uid.clone()))
.set_published(Some(chrono::Utc::now()))
)?;
let mut activity_model = model::activity::Model::new(
&activity
.set_id(Some(&aid))
.set_actor(Node::link(uid.clone()))
.set_published(Some(chrono::Utc::now()))
)?;
object_model.to = activity_model.to.clone();
object_model.bto = activity_model.bto.clone();
object_model.cc = activity_model.cc.clone();
object_model.bcc = activity_model.bcc.clone();
activity_model.object = Some(oid.clone());
model::object::Entity::insert(object_model.into_active_model())
.exec(self.db()).await?;
model::activity::Entity::insert(activity_model.into_active_model())
.exec(self.db()).await?;
self.dispatch(&uid, activity_targets, &aid, Some(&oid)).await?;
Ok(aid)
}
async fn like(&self, uid: String, activity: serde_json::Value) -> crate::Result<String> {
let aid = self.aid(uuid::Uuid::new_v4().to_string());
let activity_targets = activity.addressed();
let Some(oid) = activity.object().id() else {
return Err(UpubError::bad_request());
};
let activity_model = model::activity::Model::new(
&activity
.set_id(Some(&aid))
.set_published(Some(chrono::Utc::now()))
.set_actor(Node::link(uid.clone()))
)?;
let like_model = model::like::ActiveModel {
actor: Set(uid.clone()),
likes: Set(oid),
date: Set(chrono::Utc::now()),
..Default::default()
};
model::like::Entity::insert(like_model).exec(self.db()).await?;
model::activity::Entity::insert(activity_model.into_active_model())
.exec(self.db()).await?;
self.dispatch(&uid, activity_targets, &aid, None).await?;
Ok(aid)
}
async fn follow(&self, uid: String, activity: serde_json::Value) -> crate::Result<String> {
let aid = self.aid(uuid::Uuid::new_v4().to_string());
let activity_targets = activity.addressed();
if activity.object().id().is_none() {
return Err(UpubError::bad_request());
}
let activity_model = model::activity::Model::new(
&activity
.set_id(Some(&aid))
.set_actor(Node::link(uid.clone()))
.set_published(Some(chrono::Utc::now()))
)?;
model::activity::Entity::insert(activity_model.into_active_model())
.exec(self.db()).await?;
self.dispatch(&uid, activity_targets, &aid, None).await?;
Ok(aid)
}
async fn accept(&self, uid: String, activity: serde_json::Value) -> crate::Result<String> {
let aid = self.aid(uuid::Uuid::new_v4().to_string());
let activity_targets = activity.addressed();
if activity.object().id().is_none() {
return Err(UpubError::bad_request());
}
let Some(accepted_id) = activity.object().id() else {
return Err(UpubError::bad_request());
};
let Some(accepted_activity) = model::activity::Entity::find_by_id(accepted_id)
.one(self.db()).await?
else {
return Err(UpubError::not_found());
};
match accepted_activity.activity_type {
apb::ActivityType::Follow => {
model::relation::Entity::insert(
model::relation::ActiveModel {
follower: Set(accepted_activity.actor), following: Set(uid.clone()),
..Default::default()
}
).exec(self.db()).await?;
},
t => tracing::warn!("no side effects implemented for accepting {t:?}"),
}
let activity_model = model::activity::Model::new(
&activity
.set_id(Some(&aid))
.set_actor(Node::link(uid.clone()))
.set_published(Some(chrono::Utc::now()))
)?;
model::activity::Entity::insert(activity_model.into_active_model())
.exec(self.db()).await?;
self.dispatch(&uid, activity_targets, &aid, None).await?;
Ok(aid)
}
async fn reject(&self, _uid: String, _activity: serde_json::Value) -> crate::Result<String> {
todo!()
}
async fn undo(&self, uid: String, activity: serde_json::Value) -> crate::Result<String> {
let aid = self.aid(uuid::Uuid::new_v4().to_string());
let activity_targets = activity.addressed();
{
let Some(old_aid) = activity.object().id() else {
return Err(UpubError::bad_request());
};
let Some(old_activity) = model::activity::Entity::find_by_id(old_aid)
.one(self.db()).await?
else {
return Err(UpubError::not_found());
};
if old_activity.actor != uid {
return Err(UpubError::forbidden());
}
match old_activity.activity_type {
apb::ActivityType::Like => {
model::like::Entity::delete(model::like::ActiveModel {
actor: Set(old_activity.actor), likes: Set(old_activity.object.unwrap_or("".into())),
..Default::default()
}).exec(self.db()).await?;
},
apb::ActivityType::Follow => {
model::relation::Entity::delete(model::relation::ActiveModel {
follower: Set(old_activity.actor), following: Set(old_activity.object.unwrap_or("".into())),
..Default::default()
}).exec(self.db()).await?;
},
t => tracing::warn!("extra side effects for activity {t:?} not implemented"),
}
}
let activity_model = model::activity::Model::new(
&activity
.set_id(Some(&aid))
.set_actor(Node::link(uid.clone()))
.set_published(Some(chrono::Utc::now()))
)?;
model::activity::Entity::insert(activity_model.into_active_model())
.exec(self.db())
.await?;
self.dispatch(&uid, activity_targets, &aid, None).await?;
Ok(aid)
}
}