3 use activitystreams::{object::kind::NoteType, public};
5 use chrono::NaiveDateTime;
6 use html2md::parse_html;
9 use lemmy_api_common::blocking;
12 values::{MediaTypeHtml, MediaTypeMarkdown},
14 use lemmy_db_schema::{
16 comment::{Comment, CommentForm},
24 utils::{convert_datetime, remove_slurs},
27 use lemmy_websocket::LemmyContext;
30 activities::verify_person_in_community,
31 check_is_apub_id_valid,
32 fetcher::object_id::ObjectId,
35 note::{Note, SourceCompat},
42 use lemmy_utils::utils::markdown_to_html;
44 #[derive(Clone, Debug)]
45 pub struct ApubComment(Comment);
47 impl Deref for ApubComment {
48 type Target = Comment;
49 fn deref(&self) -> &Self::Target {
54 impl From<Comment> for ApubComment {
55 fn from(c: Comment) -> Self {
60 #[async_trait::async_trait(?Send)]
61 impl ApubObject for ApubComment {
62 type DataType = LemmyContext;
64 type TombstoneType = Tombstone;
66 fn last_refreshed_at(&self) -> Option<NaiveDateTime> {
70 async fn read_from_apub_id(
72 context: &LemmyContext,
73 ) -> Result<Option<Self>, LemmyError> {
75 blocking(context.pool(), move |conn| {
76 Comment::read_from_apub_id(conn, object_id)
83 async fn delete(self, context: &LemmyContext) -> Result<(), LemmyError> {
85 blocking(context.pool(), move |conn| {
86 Comment::update_deleted(conn, self.id, true)
93 async fn to_apub(&self, context: &LemmyContext) -> Result<Note, LemmyError> {
94 let creator_id = self.creator_id;
95 let creator = blocking(context.pool(), move |conn| Person::read(conn, creator_id)).await??;
97 let post_id = self.post_id;
98 let post = blocking(context.pool(), move |conn| Post::read(conn, post_id)).await??;
100 let in_reply_to = if let Some(comment_id) = self.parent_id {
102 blocking(context.pool(), move |conn| Comment::read(conn, comment_id)).await??;
103 ObjectId::<PostOrComment>::new(parent_comment.ap_id.into_inner())
105 ObjectId::<PostOrComment>::new(post.ap_id.into_inner())
109 r#type: NoteType::Note,
110 id: self.ap_id.to_owned().into_inner(),
111 attributed_to: ObjectId::new(creator.actor_id),
113 content: markdown_to_html(&self.content),
114 media_type: Some(MediaTypeHtml::Html),
115 source: SourceCompat::Lemmy(Source {
116 content: self.content.clone(),
117 media_type: MediaTypeMarkdown::Markdown,
120 published: Some(convert_datetime(self.published)),
121 updated: self.updated.map(convert_datetime),
122 unparsed: Default::default(),
128 fn to_tombstone(&self) -> Result<Tombstone, LemmyError> {
131 self.updated.unwrap_or(self.published),
135 /// Converts a `Note` to `Comment`.
137 /// If the parent community, post and comment(s) are not known locally, these are also fetched.
140 context: &LemmyContext,
141 expected_domain: &Url,
142 request_counter: &mut i32,
143 ) -> Result<ApubComment, LemmyError> {
144 let ap_id = Some(note.id(expected_domain)?.clone().into());
147 .dereference(context, request_counter)
149 let (post, parent_comment_id) = note.get_parents(context, request_counter).await?;
150 let community_id = post.community_id;
151 let community = blocking(context.pool(), move |conn| {
152 Community::read(conn, community_id)
155 check_is_apub_id_valid(¬e.id, community.local, &context.settings())?;
156 verify_person_in_community(
164 return Err(anyhow!("Post is locked").into());
167 let content = if let SourceCompat::Lemmy(source) = ¬e.source {
168 source.content.clone()
170 parse_html(¬e.content)
172 let content_slurs_removed = remove_slurs(&content, &context.settings().slur_regex());
174 let form = CommentForm {
175 creator_id: creator.id,
177 parent_id: parent_comment_id,
178 content: content_slurs_removed,
181 published: note.published.map(|u| u.to_owned().naive_local()),
182 updated: note.updated.map(|u| u.to_owned().naive_local()),
187 let comment = blocking(context.pool(), move |conn| Comment::upsert(conn, &form)).await??;
193 pub(crate) mod tests {
195 use crate::objects::{
196 community::{tests::parse_lemmy_community, ApubCommunity},
197 person::{tests::parse_lemmy_person, ApubPerson},
199 tests::{file_to_json_object, init_context},
201 use assert_json_diff::assert_json_include;
202 use serial_test::serial;
204 async fn prepare_comment_test(
206 context: &LemmyContext,
207 ) -> (ApubPerson, ApubCommunity, ApubPost) {
208 let person = parse_lemmy_person(context).await;
209 let community = parse_lemmy_community(context).await;
210 let post_json = file_to_json_object("assets/lemmy/objects/page.json");
211 let post = ApubPost::from_apub(&post_json, context, url, &mut 0)
214 (person, community, post)
217 fn cleanup(data: (ApubPerson, ApubCommunity, ApubPost), context: &LemmyContext) {
218 Post::delete(&*context.pool().get().unwrap(), data.2.id).unwrap();
219 Community::delete(&*context.pool().get().unwrap(), data.1.id).unwrap();
220 Person::delete(&*context.pool().get().unwrap(), data.0.id).unwrap();
225 pub(crate) async fn test_parse_lemmy_comment() {
226 let context = init_context();
227 let url = Url::parse("https://enterprise.lemmy.ml/comment/38741").unwrap();
228 let data = prepare_comment_test(&url, &context).await;
230 let json = file_to_json_object("assets/lemmy/objects/note.json");
231 let mut request_counter = 0;
232 let comment = ApubComment::from_apub(&json, &context, &url, &mut request_counter)
236 assert_eq!(comment.ap_id.clone().into_inner(), url);
237 assert_eq!(comment.content.len(), 14);
238 assert!(!comment.local);
239 assert_eq!(request_counter, 0);
241 let to_apub = comment.to_apub(&context).await.unwrap();
242 assert_json_include!(actual: json, expected: to_apub);
244 Comment::delete(&*context.pool().get().unwrap(), comment.id).unwrap();
245 cleanup(data, &context);
250 async fn test_parse_pleroma_comment() {
251 let context = init_context();
252 let url = Url::parse("https://enterprise.lemmy.ml/comment/38741").unwrap();
253 let data = prepare_comment_test(&url, &context).await;
256 Url::parse("https://queer.hacktivis.me/objects/8d4973f4-53de-49cd-8c27-df160e16a9c2")
258 let person_json = file_to_json_object("assets/pleroma/objects/person.json");
259 ApubPerson::from_apub(&person_json, &context, &pleroma_url, &mut 0)
262 let json = file_to_json_object("assets/pleroma/objects/note.json");
263 let mut request_counter = 0;
264 let comment = ApubComment::from_apub(&json, &context, &pleroma_url, &mut request_counter)
268 assert_eq!(comment.ap_id.clone().into_inner(), pleroma_url);
269 assert_eq!(comment.content.len(), 64);
270 assert!(!comment.local);
271 assert_eq!(request_counter, 0);
273 Comment::delete(&*context.pool().get().unwrap(), comment.id).unwrap();
274 cleanup(data, &context);
279 async fn test_html_to_markdown_sanitize() {
280 let parsed = parse_html("<script></script><b>hello</b>");
281 assert_eq!(parsed, "**hello**");