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