1 use crate::PerformCrud;
2 use actix_web::web::Data;
3 use lemmy_api_common::{
4 comment::{CommentResponse, CreateComment},
8 check_community_deleted_or_removed,
9 check_post_deleted_or_removed,
10 generate_local_apub_endpoint,
11 get_local_user_view_from_jwt,
13 local_site_to_slur_regex,
16 websocket::UserOperationCrud,
18 use lemmy_db_schema::{
20 actor_language::CommunityLanguage,
21 comment::{Comment, CommentInsertForm, CommentLike, CommentLikeForm, CommentUpdateForm},
22 comment_reply::{CommentReply, CommentReplyUpdateForm},
23 local_site::LocalSite,
24 person_mention::{PersonMention, PersonMentionUpdateForm},
26 traits::{Crud, Likeable},
30 utils::{mention::scrape_text_for_mentions, slurs::remove_slurs},
34 #[async_trait::async_trait(?Send)]
35 impl PerformCrud for CreateComment {
36 type Response = CommentResponse;
38 #[tracing::instrument(skip(context, websocket_id))]
41 context: &Data<LemmyContext>,
42 websocket_id: Option<ConnectionId>,
43 ) -> Result<CommentResponse, LemmyError> {
44 let data: &CreateComment = self;
46 get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
47 let local_site = LocalSite::read(context.pool()).await?;
49 let content_slurs_removed = remove_slurs(
50 &data.content.clone(),
51 &local_site_to_slur_regex(&local_site),
54 // Check for a community ban
55 let post_id = data.post_id;
56 let post = get_post(post_id, context.pool()).await?;
57 let community_id = post.community_id;
59 check_community_ban(local_user_view.person.id, community_id, context.pool()).await?;
60 check_community_deleted_or_removed(community_id, context.pool()).await?;
61 check_post_deleted_or_removed(&post)?;
63 // Check if post is locked, no new comments
65 return Err(LemmyError::from_message("locked"));
68 // Fetch the parent, if it exists
69 let parent_opt = if let Some(parent_id) = data.parent_id {
70 Comment::read(context.pool(), parent_id).await.ok()
75 // If there's a parent_id, check to make sure that comment is in that post
76 // Strange issue where sometimes the post ID of the parent comment is incorrect
77 if let Some(parent) = parent_opt.as_ref() {
78 if parent.post_id != post_id {
79 return Err(LemmyError::from_message("couldnt_create_comment"));
83 // if no language is set, copy language from parent post/comment
84 let parent_language = parent_opt
86 .map(|p| p.language_id)
87 .unwrap_or(post.language_id);
88 let language_id = data.language_id.unwrap_or(parent_language);
90 CommunityLanguage::is_allowed_community_language(
97 let comment_form = CommentInsertForm::builder()
98 .content(content_slurs_removed.clone())
99 .post_id(data.post_id)
100 .creator_id(local_user_view.person.id)
101 .language_id(Some(language_id))
104 // Create the comment
105 let comment_form2 = comment_form.clone();
106 let parent_path = parent_opt.clone().map(|t| t.path);
107 let inserted_comment = Comment::create(context.pool(), &comment_form2, parent_path.as_ref())
109 .map_err(|e| LemmyError::from_error_message(e, "couldnt_create_comment"))?;
111 // Necessary to update the ap_id
112 let inserted_comment_id = inserted_comment.id;
113 let protocol_and_hostname = context.settings().get_protocol_and_hostname();
115 let apub_id = generate_local_apub_endpoint(
116 EndpointType::Comment,
117 &inserted_comment_id.to_string(),
118 &protocol_and_hostname,
120 let updated_comment = Comment::update(
123 &CommentUpdateForm::builder().ap_id(Some(apub_id)).build(),
126 .map_err(|e| LemmyError::from_error_message(e, "couldnt_create_comment"))?;
128 // Scan the comment for user mentions, add those rows
129 let post_id = post.id;
130 let mentions = scrape_text_for_mentions(&content_slurs_removed);
131 let recipient_ids = context
135 &local_user_view.person,
141 // You like your own comment by default
142 let like_form = CommentLikeForm {
143 comment_id: inserted_comment.id,
145 person_id: local_user_view.person.id,
149 CommentLike::like(context.pool(), &like_form)
151 .map_err(|e| LemmyError::from_error_message(e, "couldnt_like_comment"))?;
153 // If its a reply, mark the parent as read
154 if let Some(parent) = parent_opt {
155 let parent_id = parent.id;
156 let comment_reply = CommentReply::read_by_comment(context.pool(), parent_id).await;
157 if let Ok(reply) = comment_reply {
158 CommentReply::update(
161 &CommentReplyUpdateForm { read: Some(true) },
164 .map_err(|e| LemmyError::from_error_message(e, "couldnt_update_replies"))?;
167 // If the parent has PersonMentions mark them as read too
168 let person_id = local_user_view.person.id;
170 PersonMention::read_by_comment_and_person(context.pool(), parent_id, person_id).await;
171 if let Ok(mention) = person_mention {
172 PersonMention::update(
175 &PersonMentionUpdateForm { read: Some(true) },
178 .map_err(|e| LemmyError::from_error_message(e, "couldnt_update_person_mentions"))?;
183 .send_comment_ws_message(
184 &UserOperationCrud::CreateComment,
187 data.form_id.clone(),
188 Some(local_user_view.person.id),