lemmy/crates/api_crud/src/comment/delete.rs

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5.2 KiB
Rust
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use crate::PerformCrud;
use actix_web::web::Data;
use lemmy_api_common::{
blocking,
check_community_ban,
comment::*,
get_local_user_view_from_jwt,
is_mod_or_admin,
send_local_notifs,
};
use lemmy_apub::ApubObjectType;
use lemmy_db_queries::{source::comment::Comment_, Crud};
use lemmy_db_schema::source::{comment::*, moderator::*};
use lemmy_db_views::comment_view::CommentView;
use lemmy_utils::{ApiError, ConnectionId, LemmyError};
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use lemmy_websocket::{messages::SendComment, LemmyContext, UserOperationCrud};
#[async_trait::async_trait(?Send)]
impl PerformCrud for DeleteComment {
type Response = CommentResponse;
async fn perform(
&self,
context: &Data<LemmyContext>,
websocket_id: Option<ConnectionId>,
) -> Result<CommentResponse, LemmyError> {
let data: &DeleteComment = &self;
let local_user_view = get_local_user_view_from_jwt(&data.auth, context.pool()).await?;
let comment_id = data.comment_id;
let orig_comment = blocking(context.pool(), move |conn| {
CommentView::read(&conn, comment_id, None)
})
.await??;
check_community_ban(
local_user_view.person.id,
orig_comment.community.id,
context.pool(),
)
.await?;
// Verify that only the creator can delete
if local_user_view.person.id != orig_comment.creator.id {
return Err(ApiError::err("no_comment_edit_allowed").into());
}
// Do the delete
let deleted = data.deleted;
let updated_comment = blocking(context.pool(), move |conn| {
Comment::update_deleted(conn, comment_id, deleted)
})
.await?
.map_err(|_| ApiError::err("couldnt_update_comment"))?;
// Send the apub message
if deleted {
updated_comment
.send_delete(&local_user_view.person, context)
.await?;
} else {
updated_comment
.send_undo_delete(&local_user_view.person, context)
.await?;
}
// Refetch it
let comment_id = data.comment_id;
let person_id = local_user_view.person.id;
let comment_view = blocking(context.pool(), move |conn| {
CommentView::read(conn, comment_id, Some(person_id))
})
.await??;
// Build the recipients
let comment_view_2 = comment_view.clone();
let mentions = vec![];
let recipient_ids = send_local_notifs(
mentions,
updated_comment,
local_user_view.person.clone(),
comment_view_2.post,
context.pool(),
false,
)
.await?;
let res = CommentResponse {
comment_view,
recipient_ids,
form_id: None, // TODO a comment delete might clear forms?
};
context.chat_server().do_send(SendComment {
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op: UserOperationCrud::DeleteComment,
comment: res.clone(),
websocket_id,
});
Ok(res)
}
}
#[async_trait::async_trait(?Send)]
impl PerformCrud for RemoveComment {
type Response = CommentResponse;
async fn perform(
&self,
context: &Data<LemmyContext>,
websocket_id: Option<ConnectionId>,
) -> Result<CommentResponse, LemmyError> {
let data: &RemoveComment = &self;
let local_user_view = get_local_user_view_from_jwt(&data.auth, context.pool()).await?;
let comment_id = data.comment_id;
let orig_comment = blocking(context.pool(), move |conn| {
CommentView::read(&conn, comment_id, None)
})
.await??;
check_community_ban(
local_user_view.person.id,
orig_comment.community.id,
context.pool(),
)
.await?;
// Verify that only a mod or admin can remove
is_mod_or_admin(
context.pool(),
local_user_view.person.id,
orig_comment.community.id,
)
.await?;
// Do the remove
let removed = data.removed;
let updated_comment = blocking(context.pool(), move |conn| {
Comment::update_removed(conn, comment_id, removed)
})
.await?
.map_err(|_| ApiError::err("couldnt_update_comment"))?;
// Mod tables
let form = ModRemoveCommentForm {
mod_person_id: local_user_view.person.id,
comment_id: data.comment_id,
removed: Some(removed),
reason: data.reason.to_owned(),
};
blocking(context.pool(), move |conn| {
ModRemoveComment::create(conn, &form)
})
.await??;
// Send the apub message
if removed {
updated_comment
.send_remove(&local_user_view.person, context)
.await?;
} else {
updated_comment
.send_undo_remove(&local_user_view.person, context)
.await?;
}
// Refetch it
let comment_id = data.comment_id;
let person_id = local_user_view.person.id;
let comment_view = blocking(context.pool(), move |conn| {
CommentView::read(conn, comment_id, Some(person_id))
})
.await??;
// Build the recipients
let comment_view_2 = comment_view.clone();
let mentions = vec![];
let recipient_ids = send_local_notifs(
mentions,
updated_comment,
local_user_view.person.clone(),
comment_view_2.post,
context.pool(),
false,
)
.await?;
let res = CommentResponse {
comment_view,
recipient_ids,
form_id: None, // TODO maybe this might clear other forms
};
context.chat_server().do_send(SendComment {
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op: UserOperationCrud::RemoveComment,
comment: res.clone(),
websocket_id,
});
Ok(res)
}
}