-use crate::{objects::person::ApubPerson, protocol::Unparsed};
-use activitystreams_kinds::{activity::DeleteType, object::TombstoneType};
-use lemmy_apub_lib::object_id::ObjectId;
+use crate::{
+ activities::{deletion::DeletableObjects, verify_community_matches},
+ objects::{community::ApubCommunity, person::ApubPerson},
+ protocol::{objects::tombstone::Tombstone, IdOrNestedObject, InCommunity},
+};
+use activitypub_federation::{
+ config::Data,
+ fetch::object_id::ObjectId,
+ kinds::activity::DeleteType,
+ protocol::helpers::deserialize_one_or_many,
+};
+use anyhow::anyhow;
+use lemmy_api_common::context::LemmyContext;
+use lemmy_db_schema::{
+ source::{community::Community, post::Post},
+ traits::Crud,
+};
+use lemmy_utils::error::LemmyError;
use serde::{Deserialize, Serialize};
use serde_with::skip_serializing_none;
use url::Url;
#[serde(rename_all = "camelCase")]
pub struct Delete {
pub(crate) actor: ObjectId<ApubPerson>,
- #[serde(deserialize_with = "crate::deserialize_one_or_many")]
+ #[serde(deserialize_with = "deserialize_one_or_many")]
pub(crate) to: Vec<Url>,
- pub(crate) object: IdOrNestedObject,
+ pub(crate) object: IdOrNestedObject<Tombstone>,
#[serde(rename = "type")]
pub(crate) kind: DeleteType,
pub(crate) id: Url,
+ pub(crate) audience: Option<ObjectId<ApubCommunity>>,
- #[serde(deserialize_with = "crate::deserialize_one_or_many")]
+ #[serde(deserialize_with = "deserialize_one_or_many")]
#[serde(default)]
#[serde(skip_serializing_if = "Vec::is_empty")]
pub(crate) cc: Vec<Url>,
/// If summary is present, this is a mod action (Remove in Lemmy terms). Otherwise, its a user
/// deleting their own content.
pub(crate) summary: Option<String>,
- #[serde(flatten)]
- pub(crate) unparsed: Unparsed,
}
-/// Instead of a simple ID string as object, Mastodon sends a nested tombstone for some reason,
-/// so we need to handle that as well.
-#[derive(Clone, Debug, Deserialize, Serialize)]
-#[serde(untagged)]
-pub(crate) enum IdOrNestedObject {
- Id(Url),
- NestedObject(NestedObject),
-}
-
-#[derive(Clone, Debug, Deserialize, Serialize)]
-pub(crate) struct NestedObject {
- pub(crate) id: Url,
- // Backwards compatibility with Lemmy 0.15
- #[serde(rename = "type")]
- pub(crate) kind: TombstoneType,
-}
-
-impl IdOrNestedObject {
- pub(crate) fn id(&self) -> &Url {
- match self {
- IdOrNestedObject::Id(i) => i,
- IdOrNestedObject::NestedObject(n) => &n.id,
+#[async_trait::async_trait]
+impl InCommunity for Delete {
+ async fn community(&self, context: &Data<LemmyContext>) -> Result<ApubCommunity, LemmyError> {
+ let community_id = match DeletableObjects::read_from_db(self.object.id(), context).await? {
+ DeletableObjects::Community(c) => c.id,
+ DeletableObjects::Comment(c) => {
+ let post = Post::read(&mut context.pool(), c.post_id).await?;
+ post.community_id
+ }
+ DeletableObjects::Post(p) => p.community_id,
+ DeletableObjects::PrivateMessage(_) => {
+ return Err(anyhow!("Private message is not part of community").into())
+ }
+ };
+ let community = Community::read(&mut context.pool(), community_id).await?;
+ if let Some(audience) = &self.audience {
+ verify_community_matches(audience, community.actor_id.clone())?;
}
+ Ok(community.into())
}
}