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 fetcher::object_id::ObjectId,
34 note::{Note, SourceCompat},
41 use lemmy_utils::utils::markdown_to_html;
43 #[derive(Clone, Debug)]
44 pub struct ApubComment(Comment);
46 impl Deref for ApubComment {
47 type Target = Comment;
48 fn deref(&self) -> &Self::Target {
53 impl From<Comment> for ApubComment {
54 fn from(c: Comment) -> Self {
59 #[async_trait::async_trait(?Send)]
60 impl ApubObject for ApubComment {
61 type DataType = LemmyContext;
63 type TombstoneType = Tombstone;
65 fn last_refreshed_at(&self) -> Option<NaiveDateTime> {
69 async fn read_from_apub_id(
71 context: &LemmyContext,
72 ) -> Result<Option<Self>, LemmyError> {
74 blocking(context.pool(), move |conn| {
75 Comment::read_from_apub_id(conn, object_id)
82 async fn delete(self, context: &LemmyContext) -> Result<(), LemmyError> {
83 blocking(context.pool(), move |conn| {
84 Comment::update_deleted(conn, self.id, true)
90 async fn to_apub(&self, context: &LemmyContext) -> Result<Note, LemmyError> {
91 let creator_id = self.creator_id;
92 let creator = blocking(context.pool(), move |conn| Person::read(conn, creator_id)).await??;
94 let post_id = self.post_id;
95 let post = blocking(context.pool(), move |conn| Post::read(conn, post_id)).await??;
97 let in_reply_to = if let Some(comment_id) = self.parent_id {
99 blocking(context.pool(), move |conn| Comment::read(conn, comment_id)).await??;
100 ObjectId::<PostOrComment>::new(parent_comment.ap_id.into_inner())
102 ObjectId::<PostOrComment>::new(post.ap_id.into_inner())
106 r#type: NoteType::Note,
107 id: self.ap_id.to_owned().into_inner(),
108 attributed_to: ObjectId::new(creator.actor_id),
110 content: markdown_to_html(&self.content),
111 media_type: Some(MediaTypeHtml::Html),
112 source: SourceCompat::Lemmy(Source {
113 content: self.content.clone(),
114 media_type: MediaTypeMarkdown::Markdown,
117 published: Some(convert_datetime(self.published)),
118 updated: self.updated.map(convert_datetime),
119 unparsed: Default::default(),
125 fn to_tombstone(&self) -> Result<Tombstone, LemmyError> {
128 self.updated.unwrap_or(self.published),
132 /// Converts a `Note` to `Comment`.
134 /// If the parent community, post and comment(s) are not known locally, these are also fetched.
137 context: &LemmyContext,
138 expected_domain: &Url,
139 request_counter: &mut i32,
140 ) -> Result<ApubComment, LemmyError> {
141 let ap_id = Some(note.id(expected_domain)?.clone().into());
144 .dereference(context, request_counter)
146 let (post, parent_comment_id) = note.get_parents(context, request_counter).await?;
147 let community_id = post.community_id;
148 let community = blocking(context.pool(), move |conn| {
149 Community::read(conn, community_id)
152 verify_person_in_community(
160 return Err(anyhow!("Post is locked").into());
163 let content = if let SourceCompat::Lemmy(source) = ¬e.source {
164 source.content.clone()
166 parse_html(¬e.content)
168 let content_slurs_removed = remove_slurs(&content, &context.settings().slur_regex());
170 let form = CommentForm {
171 creator_id: creator.id,
173 parent_id: parent_comment_id,
174 content: content_slurs_removed,
177 published: note.published.map(|u| u.to_owned().naive_local()),
178 updated: note.updated.map(|u| u.to_owned().naive_local()),
183 let comment = blocking(context.pool(), move |conn| Comment::upsert(conn, &form)).await??;
189 pub(crate) mod tests {
191 use crate::objects::{
192 community::{tests::parse_lemmy_community, ApubCommunity},
193 person::{tests::parse_lemmy_person, ApubPerson},
195 tests::{file_to_json_object, init_context},
197 use assert_json_diff::assert_json_include;
198 use serial_test::serial;
200 async fn prepare_comment_test(
202 context: &LemmyContext,
203 ) -> (ApubPerson, ApubCommunity, ApubPost) {
204 let person = parse_lemmy_person(context).await;
205 let community = parse_lemmy_community(context).await;
206 let post_json = file_to_json_object("assets/lemmy/objects/page.json");
207 let post = ApubPost::from_apub(&post_json, context, url, &mut 0)
210 (person, community, post)
213 fn cleanup(data: (ApubPerson, ApubCommunity, ApubPost), context: &LemmyContext) {
214 Post::delete(&*context.pool().get().unwrap(), data.2.id).unwrap();
215 Community::delete(&*context.pool().get().unwrap(), data.1.id).unwrap();
216 Person::delete(&*context.pool().get().unwrap(), data.0.id).unwrap();
221 pub(crate) async fn test_parse_lemmy_comment() {
222 let context = init_context();
223 let url = Url::parse("https://enterprise.lemmy.ml/comment/38741").unwrap();
224 let data = prepare_comment_test(&url, &context).await;
226 let json = file_to_json_object("assets/lemmy/objects/note.json");
227 let mut request_counter = 0;
228 let comment = ApubComment::from_apub(&json, &context, &url, &mut request_counter)
232 assert_eq!(comment.ap_id.clone().into_inner(), url);
233 assert_eq!(comment.content.len(), 14);
234 assert!(!comment.local);
235 assert_eq!(request_counter, 0);
237 let to_apub = comment.to_apub(&context).await.unwrap();
238 assert_json_include!(actual: json, expected: to_apub);
240 Comment::delete(&*context.pool().get().unwrap(), comment.id).unwrap();
241 cleanup(data, &context);
246 async fn test_parse_pleroma_comment() {
247 let context = init_context();
248 let url = Url::parse("https://enterprise.lemmy.ml/comment/38741").unwrap();
249 let data = prepare_comment_test(&url, &context).await;
252 Url::parse("https://queer.hacktivis.me/objects/8d4973f4-53de-49cd-8c27-df160e16a9c2")
254 let person_json = file_to_json_object("assets/pleroma/objects/person.json");
255 ApubPerson::from_apub(&person_json, &context, &pleroma_url, &mut 0)
258 let json = file_to_json_object("assets/pleroma/objects/note.json");
259 let mut request_counter = 0;
260 let comment = ApubComment::from_apub(&json, &context, &pleroma_url, &mut request_counter)
264 assert_eq!(comment.ap_id.clone().into_inner(), pleroma_url);
265 assert_eq!(comment.content.len(), 64);
266 assert!(!comment.local);
267 assert_eq!(request_counter, 0);
269 Comment::delete(&*context.pool().get().unwrap(), comment.id).unwrap();
270 cleanup(data, &context);
275 async fn test_html_to_markdown_sanitize() {
276 let parsed = parse_html("<script></script><b>hello</b>");
277 assert_eq!(parsed, "**hello**");