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[lemmy.git] / crates / api / src / comment_report.rs
1 use crate::Perform;
2 use actix_web::web::Data;
3 use lemmy_api_common::{
4   blocking,
5   check_community_ban,
6   comment::*,
7   get_local_user_view_from_jwt,
8   is_mod_or_admin,
9 };
10 use lemmy_apub::protocol::activities::community::report::Report;
11 use lemmy_apub_lib::object_id::ObjectId;
12 use lemmy_db_schema::{source::comment_report::*, traits::Reportable};
13 use lemmy_db_views::{
14   comment_report_view::{CommentReportQueryBuilder, CommentReportView},
15   comment_view::CommentView,
16 };
17 use lemmy_utils::{ConnectionId, LemmyError};
18 use lemmy_websocket::{messages::SendModRoomMessage, LemmyContext, UserOperation};
19
20 /// Creates a comment report and notifies the moderators of the community
21 #[async_trait::async_trait(?Send)]
22 impl Perform for CreateCommentReport {
23   type Response = CommentReportResponse;
24
25   #[tracing::instrument(skip(context, websocket_id))]
26   async fn perform(
27     &self,
28     context: &Data<LemmyContext>,
29     websocket_id: Option<ConnectionId>,
30   ) -> Result<CommentReportResponse, LemmyError> {
31     let data: &CreateCommentReport = self;
32     let local_user_view =
33       get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
34
35     // check size of report and check for whitespace
36     let reason = data.reason.trim();
37     if reason.is_empty() {
38       return Err(LemmyError::from_message("report_reason_required"));
39     }
40     if reason.chars().count() > 1000 {
41       return Err(LemmyError::from_message("report_too_long"));
42     }
43
44     let person_id = local_user_view.person.id;
45     let comment_id = data.comment_id;
46     let comment_view = blocking(context.pool(), move |conn| {
47       CommentView::read(conn, comment_id, None)
48     })
49     .await??;
50
51     check_community_ban(person_id, comment_view.community.id, context.pool()).await?;
52
53     let report_form = CommentReportForm {
54       creator_id: person_id,
55       comment_id,
56       original_comment_text: comment_view.comment.content,
57       reason: data.reason.to_owned(),
58     };
59
60     let report = blocking(context.pool(), move |conn| {
61       CommentReport::report(conn, &report_form)
62     })
63     .await?
64     .map_err(LemmyError::from)
65     .map_err(|e| e.with_message("couldnt_create_report"))?;
66
67     let comment_report_view = blocking(context.pool(), move |conn| {
68       CommentReportView::read(conn, report.id, person_id)
69     })
70     .await??;
71
72     let res = CommentReportResponse {
73       comment_report_view,
74     };
75
76     context.chat_server().do_send(SendModRoomMessage {
77       op: UserOperation::CreateCommentReport,
78       response: res.clone(),
79       community_id: comment_view.community.id,
80       websocket_id,
81     });
82
83     Report::send(
84       ObjectId::new(comment_view.comment.ap_id),
85       &local_user_view.person.into(),
86       ObjectId::new(comment_view.community.actor_id),
87       reason.to_string(),
88       context,
89     )
90     .await?;
91
92     Ok(res)
93   }
94 }
95
96 /// Resolves or unresolves a comment report and notifies the moderators of the community
97 #[async_trait::async_trait(?Send)]
98 impl Perform for ResolveCommentReport {
99   type Response = CommentReportResponse;
100
101   #[tracing::instrument(skip(context, websocket_id))]
102   async fn perform(
103     &self,
104     context: &Data<LemmyContext>,
105     websocket_id: Option<ConnectionId>,
106   ) -> Result<CommentReportResponse, LemmyError> {
107     let data: &ResolveCommentReport = self;
108     let local_user_view =
109       get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
110
111     let report_id = data.report_id;
112     let person_id = local_user_view.person.id;
113     let report = blocking(context.pool(), move |conn| {
114       CommentReportView::read(conn, report_id, person_id)
115     })
116     .await??;
117
118     let person_id = local_user_view.person.id;
119     is_mod_or_admin(context.pool(), person_id, report.community.id).await?;
120
121     let resolved = data.resolved;
122     let resolve_fun = move |conn: &'_ _| {
123       if resolved {
124         CommentReport::resolve(conn, report_id, person_id)
125       } else {
126         CommentReport::unresolve(conn, report_id, person_id)
127       }
128     };
129
130     blocking(context.pool(), resolve_fun)
131       .await?
132       .map_err(LemmyError::from)
133       .map_err(|e| e.with_message("couldnt_resolve_report"))?;
134
135     let report_id = data.report_id;
136     let comment_report_view = blocking(context.pool(), move |conn| {
137       CommentReportView::read(conn, report_id, person_id)
138     })
139     .await??;
140
141     let res = CommentReportResponse {
142       comment_report_view,
143     };
144
145     context.chat_server().do_send(SendModRoomMessage {
146       op: UserOperation::ResolveCommentReport,
147       response: res.clone(),
148       community_id: report.community.id,
149       websocket_id,
150     });
151
152     Ok(res)
153   }
154 }
155
156 /// Lists comment reports for a community if an id is supplied
157 /// or returns all comment reports for communities a user moderates
158 #[async_trait::async_trait(?Send)]
159 impl Perform for ListCommentReports {
160   type Response = ListCommentReportsResponse;
161
162   #[tracing::instrument(skip(context, _websocket_id))]
163   async fn perform(
164     &self,
165     context: &Data<LemmyContext>,
166     _websocket_id: Option<ConnectionId>,
167   ) -> Result<ListCommentReportsResponse, LemmyError> {
168     let data: &ListCommentReports = self;
169     let local_user_view =
170       get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
171
172     let person_id = local_user_view.person.id;
173     let admin = local_user_view.person.admin;
174     let community_id = data.community_id;
175     let unresolved_only = data.unresolved_only;
176
177     let page = data.page;
178     let limit = data.limit;
179     let comment_reports = blocking(context.pool(), move |conn| {
180       CommentReportQueryBuilder::create(conn, person_id, admin)
181         .community_id(community_id)
182         .unresolved_only(unresolved_only)
183         .page(page)
184         .limit(limit)
185         .list()
186     })
187     .await??;
188
189     let res = ListCommentReportsResponse { comment_reports };
190
191     Ok(res)
192   }
193 }