56 lines
1.9 KiB
Rust
56 lines
1.9 KiB
Rust
use serde::Deserialize;
|
|
use serde_json::Value;
|
|
|
|
use fedimovies_config::Config;
|
|
use fedimovies_models::{
|
|
database::{DatabaseClient, DatabaseError},
|
|
notifications::queries::create_subscription_expiration_notification,
|
|
profiles::queries::get_profile_by_remote_actor_id,
|
|
relationships::queries::unsubscribe,
|
|
users::queries::get_user_by_name,
|
|
};
|
|
|
|
use crate::activitypub::{identifiers::parse_local_actor_id, vocabulary::PERSON};
|
|
use crate::errors::ValidationError;
|
|
|
|
use super::{HandlerError, HandlerResult};
|
|
|
|
#[derive(Deserialize)]
|
|
struct Remove {
|
|
actor: String,
|
|
object: String,
|
|
target: String,
|
|
}
|
|
|
|
pub async fn handle_remove(
|
|
config: &Config,
|
|
db_client: &mut impl DatabaseClient,
|
|
activity: Value,
|
|
) -> HandlerResult {
|
|
let activity: Remove = serde_json::from_value(activity.clone()).map_err(|_| {
|
|
ValidationError(format!(
|
|
"unexpected Remove activity structure: {}",
|
|
activity
|
|
))
|
|
})?;
|
|
let actor_profile = get_profile_by_remote_actor_id(db_client, &activity.actor).await?;
|
|
let actor = actor_profile.actor_json.ok_or(HandlerError::LocalObject)?;
|
|
if Some(activity.target) == actor.subscribers {
|
|
// Removing from subscribers
|
|
let username = parse_local_actor_id(&config.instance_url(), &activity.object)?;
|
|
let user = get_user_by_name(db_client, &username).await?;
|
|
// actor is recipient, user is sender
|
|
match unsubscribe(db_client, &user.id, &actor_profile.id).await {
|
|
Ok(_) => {
|
|
create_subscription_expiration_notification(db_client, &actor_profile.id, &user.id)
|
|
.await?;
|
|
return Ok(Some(PERSON));
|
|
}
|
|
// Ignore removal if relationship does not exist
|
|
Err(DatabaseError::NotFound(_)) => return Ok(None),
|
|
Err(other_error) => return Err(other_error.into()),
|
|
};
|
|
};
|
|
Ok(None)
|
|
}
|