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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
54 lines
1.7 KiB
Rust
54 lines
1.7 KiB
Rust
use crate::{
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http::{
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check_community_public,
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create_apub_response,
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create_apub_tombstone_response,
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redirect_remote_object,
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},
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objects::comment::ApubComment,
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};
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use activitypub_federation::{config::Data, traits::Object};
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use actix_web::{web::Path, HttpResponse};
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use lemmy_api_common::context::LemmyContext;
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use lemmy_db_schema::{
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newtypes::CommentId,
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source::{comment::Comment, 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;
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#[derive(Deserialize)]
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pub(crate) struct CommentQuery {
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comment_id: String,
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}
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/// Return the ActivityPub json representation of a local comment over HTTP.
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#[tracing::instrument(skip_all)]
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pub(crate) async fn get_apub_comment(
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info: Path<CommentQuery>,
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context: Data<LemmyContext>,
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) -> LemmyResult<HttpResponse> {
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let id = CommentId(info.comment_id.parse::<i32>()?);
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// Can't use CommentView here because it excludes deleted/removed/local-only items
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let comment: ApubComment = Comment::read(&mut context.pool(), id)
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.await?
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.ok_or(LemmyErrorType::CouldntFindComment)?
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.into();
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let post = Post::read(&mut context.pool(), comment.post_id)
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.await?
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.ok_or(LemmyErrorType::CouldntFindPost)?;
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let community = Community::read(&mut context.pool(), post.community_id)
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.await?
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.ok_or(LemmyErrorType::CouldntFindCommunity)?;
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check_community_public(&community)?;
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if !comment.local {
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Ok(redirect_remote_object(&comment.ap_id))
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} else if !comment.deleted && !comment.removed {
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create_apub_response(&comment.into_json(&context).await?)
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} else {
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create_apub_tombstone_response(comment.ap_id.clone())
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}
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}
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