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