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https://github.com/LemmyNet/lemmy.git
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d075acce43
- Diesel ordinarily throws an error when no results are returned for a single fetch, which is a bit confusing. This PR ensures that the missing value cases are all caught, and wrapped with new LemmyErrors, rather than diesel errors. - Fixes #4601
74 lines
2.7 KiB
Rust
74 lines
2.7 KiB
Rust
use crate::{
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activities::{deletion::DeletableObjects, verify_community_matches},
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objects::{community::ApubCommunity, person::ApubPerson},
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protocol::{objects::tombstone::Tombstone, IdOrNestedObject, InCommunity},
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};
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use activitypub_federation::{
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config::Data,
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fetch::object_id::ObjectId,
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kinds::activity::DeleteType,
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protocol::helpers::deserialize_one_or_many,
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};
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use anyhow::anyhow;
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use lemmy_api_common::context::LemmyContext;
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use lemmy_db_schema::{
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source::{community::Community, post::Post},
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traits::Crud,
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};
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use lemmy_utils::{error::LemmyResult, LemmyErrorType};
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use serde::{Deserialize, Serialize};
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use serde_with::skip_serializing_none;
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use url::Url;
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#[skip_serializing_none]
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#[derive(Clone, Debug, Deserialize, Serialize)]
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#[serde(rename_all = "camelCase")]
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pub struct Delete {
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pub(crate) actor: ObjectId<ApubPerson>,
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#[serde(deserialize_with = "deserialize_one_or_many")]
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pub(crate) to: Vec<Url>,
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pub(crate) object: IdOrNestedObject<Tombstone>,
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#[serde(rename = "type")]
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pub(crate) kind: DeleteType,
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pub(crate) id: Url,
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pub(crate) audience: Option<ObjectId<ApubCommunity>>,
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#[serde(deserialize_with = "deserialize_one_or_many")]
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#[serde(default)]
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#[serde(skip_serializing_if = "Vec::is_empty")]
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pub(crate) cc: Vec<Url>,
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/// If summary is present, this is a mod action (Remove in Lemmy terms). Otherwise, its a user
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/// deleting their own content.
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pub(crate) summary: Option<String>,
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/// Nonstandard field, only valid if object refers to a Person. If present, all content from the
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/// user should be deleted along with the account
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pub(crate) remove_data: Option<bool>,
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}
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#[async_trait::async_trait]
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impl InCommunity for Delete {
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async fn community(&self, context: &Data<LemmyContext>) -> LemmyResult<ApubCommunity> {
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let community_id = match DeletableObjects::read_from_db(self.object.id(), context).await? {
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DeletableObjects::Community(c) => c.id,
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DeletableObjects::Comment(c) => {
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let post = Post::read(&mut context.pool(), c.post_id)
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.await?
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.ok_or(LemmyErrorType::CouldntFindPost)?;
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post.community_id
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}
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DeletableObjects::Post(p) => p.community_id,
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DeletableObjects::Person(_) => return Err(anyhow!("Person is not part of community").into()),
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DeletableObjects::PrivateMessage(_) => {
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return Err(anyhow!("Private message is not part of community").into())
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}
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};
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let community = Community::read(&mut context.pool(), community_id)
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.await?
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.ok_or(LemmyErrorType::CouldntFindCommunity)?;
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if let Some(audience) = &self.audience {
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verify_community_matches(audience, community.actor_id.clone())?;
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}
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Ok(community.into())
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}
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}
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