lemmy/crates/api/src/post/lock.rs

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use crate::Perform;
use actix_web::web::Data;
use lemmy_api_common::{
post::{LockPost, PostResponse},
utils::{
blocking,
check_community_ban,
check_community_deleted_or_removed,
get_local_user_view_from_jwt,
is_mod_or_admin,
},
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};
use lemmy_apub::{
objects::post::ApubPost,
protocol::activities::{create_or_update::post::CreateOrUpdatePost, CreateOrUpdateType},
};
use lemmy_db_schema::{
source::{
moderator::{ModLockPost, ModLockPostForm},
post::{Post, PostUpdateForm},
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},
traits::Crud,
};
use lemmy_utils::{error::LemmyError, ConnectionId};
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use lemmy_websocket::{send::send_post_ws_message, LemmyContext, UserOperation};
#[async_trait::async_trait(?Send)]
impl Perform for LockPost {
type Response = PostResponse;
#[tracing::instrument(skip(context, websocket_id))]
async fn perform(
&self,
context: &Data<LemmyContext>,
websocket_id: Option<ConnectionId>,
) -> Result<PostResponse, LemmyError> {
let data: &LockPost = self;
let local_user_view =
get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
let post_id = data.post_id;
let orig_post = blocking(context.pool(), move |conn| Post::read(conn, post_id)).await??;
check_community_ban(
local_user_view.person.id,
orig_post.community_id,
context.pool(),
)
.await?;
check_community_deleted_or_removed(orig_post.community_id, context.pool()).await?;
// Verify that only the mods can lock
is_mod_or_admin(
context.pool(),
local_user_view.person.id,
orig_post.community_id,
)
.await?;
// Update the post
let post_id = data.post_id;
let locked = data.locked;
let updated_post: ApubPost = blocking(context.pool(), move |conn| {
Post::update(
conn,
post_id,
&PostUpdateForm::builder().locked(Some(locked)).build(),
)
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})
.await??
.into();
// Mod tables
let form = ModLockPostForm {
mod_person_id: local_user_view.person.id,
post_id: data.post_id,
locked: Some(locked),
};
blocking(context.pool(), move |conn| ModLockPost::create(conn, &form)).await??;
// apub updates
CreateOrUpdatePost::send(
updated_post,
&local_user_view.person.clone().into(),
CreateOrUpdateType::Update,
context,
)
.await?;
send_post_ws_message(
data.post_id,
UserOperation::LockPost,
websocket_id,
Some(local_user_view.person.id),
context,
)
.await
}
}