79 lines
2.3 KiB
Rust
79 lines
2.3 KiB
Rust
use serde::Deserialize;
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use serde_json::Value;
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use crate::activitypub::{
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receiver::deserialize_into_object_id,
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vocabulary::{NOTE, PERSON},
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};
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use crate::config::Config;
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use crate::database::{DatabaseClient, DatabaseError};
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use crate::errors::ValidationError;
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use crate::models::{
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posts::queries::{
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delete_post,
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get_post_by_remote_object_id,
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},
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profiles::queries::{
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delete_profile,
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get_profile_by_remote_actor_id,
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},
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};
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use super::HandlerResult;
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#[derive(Deserialize)]
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struct Delete {
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actor: String,
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#[serde(deserialize_with = "deserialize_into_object_id")]
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object: String,
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}
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pub async fn handle_delete(
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config: &Config,
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db_client: &mut impl DatabaseClient,
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activity: Value,
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) -> HandlerResult {
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let activity: Delete = serde_json::from_value(activity)
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.map_err(|_| ValidationError("unexpected activity structure"))?;
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if activity.object == activity.actor {
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// Self-delete
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let profile = match get_profile_by_remote_actor_id(
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db_client,
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&activity.object,
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).await {
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Ok(profile) => profile,
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// Ignore Delete(Person) if profile is not found
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Err(DatabaseError::NotFound(_)) => return Ok(None),
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Err(other_error) => return Err(other_error.into()),
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};
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let deletion_queue = delete_profile(db_client, &profile.id).await?;
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let config = config.clone();
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tokio::spawn(async move {
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deletion_queue.process(&config).await;
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});
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log::info!("deleted profile {}", profile.acct);
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return Ok(Some(PERSON));
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};
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let post = match get_post_by_remote_object_id(
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db_client,
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&activity.object,
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).await {
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Ok(post) => post,
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// Ignore Delete(Note) if post is not found
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Err(DatabaseError::NotFound(_)) => return Ok(None),
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Err(other_error) => return Err(other_error.into()),
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};
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let actor_profile = get_profile_by_remote_actor_id(
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db_client,
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&activity.actor,
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).await?;
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if post.author.id != actor_profile.id {
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return Err(ValidationError("actor is not an author").into());
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};
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let deletion_queue = delete_post(db_client, &post.id).await?;
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let config = config.clone();
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tokio::spawn(async move {
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deletion_queue.process(&config).await;
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});
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Ok(Some(NOTE))
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}
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