crates/db_views/src/comment_report_view.rs

   1 use diesel::{dsl::*, result::Error, *};
   2 use lemmy_db_schema::{
   3   aggregates::comment_aggregates::CommentAggregates,
   4   limit_and_offset,
   5   newtypes::{CommentReportId, CommunityId, PersonId},
   6   schema::{
   7     comment,
   8     comment_aggregates,
   9     comment_like,
  10     comment_report,
  11     community,
  12     community_moderator,
  13     community_person_ban,
  14     person,
  15     person_alias_1,
  16     person_alias_2,
  17     post,
  18   },
  19   source::{
  20     comment::Comment,
  21     comment_report::CommentReport,
  22     community::{Community, CommunityPersonBan, CommunitySafe},
  23     person::{Person, PersonAlias1, PersonAlias2, PersonSafe, PersonSafeAlias1, PersonSafeAlias2},
  24     post::Post,
  25   },
  26   traits::{MaybeOptional, ToSafe, ViewToVec},
  27 };
  28 use serde::{Deserialize, Serialize};
  29
  30 #[derive(Debug, PartialEq, Serialize, Deserialize, Clone)]
  31 pub struct CommentReportView {
  32   pub comment_report: CommentReport,
  33   pub comment: Comment,
  34   pub post: Post,
  35   pub community: CommunitySafe,
  36   pub creator: PersonSafe,
  37   pub comment_creator: PersonSafeAlias1,
  38   pub counts: CommentAggregates,
  39   pub creator_banned_from_community: bool, // Left Join to CommunityPersonBan
  40   pub my_vote: Option<i16>,                // Left join to CommentLike
  41   pub resolver: Option<PersonSafeAlias2>,
  42 }
  43
  44 type CommentReportViewTuple = (
  45   CommentReport,
  46   Comment,
  47   Post,
  48   CommunitySafe,
  49   PersonSafe,
  50   PersonSafeAlias1,
  51   CommentAggregates,
  52   Option<CommunityPersonBan>,
  53   Option<i16>,
  54   Option<PersonSafeAlias2>,
  55 );
  56
  57 impl CommentReportView {
  58   /// returns the CommentReportView for the provided report_id
  59   ///
  60   /// * `report_id` - the report id to obtain
  61   pub fn read(
  62     conn: &PgConnection,
  63     report_id: CommentReportId,
  64     my_person_id: PersonId,
  65   ) -> Result<Self, Error> {
  66     let (
  67       comment_report,
  68       comment,
  69       post,
  70       community,
  71       creator,
  72       comment_creator,
  73       counts,
  74       creator_banned_from_community,
  75       comment_like,
  76       resolver,
  77     ) = comment_report::table
  78       .find(report_id)
  79       .inner_join(comment::table)
  80       .inner_join(post::table.on(comment::post_id.eq(post::id)))
  81       .inner_join(community::table.on(post::community_id.eq(community::id)))
  82       .inner_join(person::table.on(comment_report::creator_id.eq(person::id)))
  83       .inner_join(person_alias_1::table.on(comment::creator_id.eq(person_alias_1::id)))
  84       .inner_join(
  85         comment_aggregates::table.on(comment_report::comment_id.eq(comment_aggregates::comment_id)),
  86       )
  87       .left_join(
  88         community_person_ban::table.on(
  89           community::id
  90             .eq(community_person_ban::community_id)
  91             .and(community_person_ban::person_id.eq(comment::creator_id))
  92             .and(
  93               community_person_ban::expires
  94                 .is_null()
  95                 .or(community_person_ban::expires.gt(now)),
  96             ),
  97         ),
  98       )
  99       .left_join(
 100         comment_like::table.on(
 101           comment::id
 102             .eq(comment_like::comment_id)
 103             .and(comment_like::person_id.eq(my_person_id)),
 104         ),
 105       )
 106       .left_join(
 107         person_alias_2::table.on(comment_report::resolver_id.eq(person_alias_2::id.nullable())),
 108       )
 109       .select((
 110         comment_report::all_columns,
 111         comment::all_columns,
 112         post::all_columns,
 113         Community::safe_columns_tuple(),
 114         Person::safe_columns_tuple(),
 115         PersonAlias1::safe_columns_tuple(),
 116         comment_aggregates::all_columns,
 117         community_person_ban::all_columns.nullable(),
 118         comment_like::score.nullable(),
 119         PersonAlias2::safe_columns_tuple().nullable(),
 120       ))
 121       .first::<CommentReportViewTuple>(conn)?;
 122
 123     let my_vote = if comment_like.is_none() {
 124       None
 125     } else {
 126       comment_like
 127     };
 128
 129     Ok(Self {
 130       comment_report,
 131       comment,
 132       post,
 133       community,
 134       creator,
 135       comment_creator,
 136       counts,
 137       creator_banned_from_community: creator_banned_from_community.is_some(),
 138       my_vote,
 139       resolver,
 140     })
 141   }
 142
 143   /// Returns the current unresolved post report count for the communities you mod
 144   pub fn get_report_count(
 145     conn: &PgConnection,
 146     my_person_id: PersonId,
 147     admin: bool,
 148     community_id: Option<CommunityId>,
 149   ) -> Result<i64, Error> {
 150     use diesel::dsl::*;
 151
 152     let mut query = comment_report::table
 153       .inner_join(comment::table)
 154       .inner_join(post::table.on(comment::post_id.eq(post::id)))
 155       .filter(comment_report::resolved.eq(false))
 156       .into_boxed();
 157
 158     if let Some(community_id) = community_id {
 159       query = query.filter(post::community_id.eq(community_id))
 160     }
 161
 162     // If its not an admin, get only the ones you mod
 163     if !admin {
 164       query
 165         .inner_join(
 166           community_moderator::table.on(
 167             community_moderator::community_id
 168               .eq(post::community_id)
 169               .and(community_moderator::person_id.eq(my_person_id)),
 170           ),
 171         )
 172         .select(count(comment_report::id))
 173         .first::<i64>(conn)
 174     } else {
 175       query.select(count(comment_report::id)).first::<i64>(conn)
 176     }
 177   }
 178 }
 179
 180 pub struct CommentReportQueryBuilder<'a> {
 181   conn: &'a PgConnection,
 182   my_person_id: PersonId,
 183   admin: bool,
 184   community_id: Option<CommunityId>,
 185   page: Option<i64>,
 186   limit: Option<i64>,
 187   unresolved_only: Option<bool>,
 188 }
 189
 190 impl<'a> CommentReportQueryBuilder<'a> {
 191   pub fn create(conn: &'a PgConnection, my_person_id: PersonId, admin: bool) -> Self {
 192     CommentReportQueryBuilder {
 193       conn,
 194       my_person_id,
 195       admin,
 196       community_id: None,
 197       page: None,
 198       limit: None,
 199       unresolved_only: Some(true),
 200     }
 201   }
 202
 203   pub fn community_id<T: MaybeOptional<CommunityId>>(mut self, community_id: T) -> Self {
 204     self.community_id = community_id.get_optional();
 205     self
 206   }
 207
 208   pub fn page<T: MaybeOptional<i64>>(mut self, page: T) -> Self {
 209     self.page = page.get_optional();
 210     self
 211   }
 212
 213   pub fn limit<T: MaybeOptional<i64>>(mut self, limit: T) -> Self {
 214     self.limit = limit.get_optional();
 215     self
 216   }
 217
 218   pub fn unresolved_only<T: MaybeOptional<bool>>(mut self, unresolved_only: T) -> Self {
 219     self.unresolved_only = unresolved_only.get_optional();
 220     self
 221   }
 222
 223   pub fn list(self) -> Result<Vec<CommentReportView>, Error> {
 224     let mut query = comment_report::table
 225       .inner_join(comment::table)
 226       .inner_join(post::table.on(comment::post_id.eq(post::id)))
 227       .inner_join(community::table.on(post::community_id.eq(community::id)))
 228       .inner_join(person::table.on(comment_report::creator_id.eq(person::id)))
 229       .inner_join(person_alias_1::table.on(comment::creator_id.eq(person_alias_1::id)))
 230       .inner_join(
 231         comment_aggregates::table.on(comment_report::comment_id.eq(comment_aggregates::comment_id)),
 232       )
 233       .left_join(
 234         community_person_ban::table.on(
 235           community::id
 236             .eq(community_person_ban::community_id)
 237             .and(community_person_ban::person_id.eq(comment::creator_id))
 238             .and(
 239               community_person_ban::expires
 240                 .is_null()
 241                 .or(community_person_ban::expires.gt(now)),
 242             ),
 243         ),
 244       )
 245       .left_join(
 246         comment_like::table.on(
 247           comment::id
 248             .eq(comment_like::comment_id)
 249             .and(comment_like::person_id.eq(self.my_person_id)),
 250         ),
 251       )
 252       .left_join(
 253         person_alias_2::table.on(comment_report::resolver_id.eq(person_alias_2::id.nullable())),
 254       )
 255       .select((
 256         comment_report::all_columns,
 257         comment::all_columns,
 258         post::all_columns,
 259         Community::safe_columns_tuple(),
 260         Person::safe_columns_tuple(),
 261         PersonAlias1::safe_columns_tuple(),
 262         comment_aggregates::all_columns,
 263         community_person_ban::all_columns.nullable(),
 264         comment_like::score.nullable(),
 265         PersonAlias2::safe_columns_tuple().nullable(),
 266       ))
 267       .into_boxed();
 268
 269     if let Some(community_id) = self.community_id {
 270       query = query.filter(post::community_id.eq(community_id));
 271     }
 272
 273     if self.unresolved_only.unwrap_or(false) {
 274       query = query.filter(comment_report::resolved.eq(false));
 275     }
 276
 277     let (limit, offset) = limit_and_offset(self.page, self.limit);
 278
 279     query = query
 280       .order_by(comment_report::published.desc())
 281       .limit(limit)
 282       .offset(offset);
 283
 284     // If its not an admin, get only the ones you mod
 285     let res = if !self.admin {
 286       query
 287         .inner_join(
 288           community_moderator::table.on(
 289             community_moderator::community_id
 290               .eq(post::community_id)
 291               .and(community_moderator::person_id.eq(self.my_person_id)),
 292           ),
 293         )
 294         .load::<CommentReportViewTuple>(self.conn)?
 295     } else {
 296       query.load::<CommentReportViewTuple>(self.conn)?
 297     };
 298
 299     Ok(CommentReportView::from_tuple_to_vec(res))
 300   }
 301 }
 302
 303 impl ViewToVec for CommentReportView {
 304   type DbTuple = CommentReportViewTuple;
 305   fn from_tuple_to_vec(items: Vec<Self::DbTuple>) -> Vec<Self> {
 306     items
 307       .iter()
 308       .map(|a| Self {
 309         comment_report: a.0.to_owned(),
 310         comment: a.1.to_owned(),
 311         post: a.2.to_owned(),
 312         community: a.3.to_owned(),
 313         creator: a.4.to_owned(),
 314         comment_creator: a.5.to_owned(),
 315         counts: a.6.to_owned(),
 316         creator_banned_from_community: a.7.is_some(),
 317         my_vote: a.8,
 318         resolver: a.9.to_owned(),
 319       })
 320       .collect::<Vec<Self>>()
 321   }
 322 }
 323
 324 #[cfg(test)]
 325 mod tests {
 326   use crate::comment_report_view::{CommentReportQueryBuilder, CommentReportView};
 327   use lemmy_db_schema::{
 328     aggregates::comment_aggregates::CommentAggregates,
 329     establish_unpooled_connection,
 330     source::{comment::*, comment_report::*, community::*, person::*, post::*},
 331     traits::{Crud, Joinable, Reportable},
 332   };
 333   use serial_test::serial;
 334
 335   #[test]
 336   #[serial]
 337   fn test_crud() {
 338     let conn = establish_unpooled_connection();
 339
 340     let new_person = PersonForm {
 341       name: "timmy_crv".into(),
 342       ..PersonForm::default()
 343     };
 344
 345     let inserted_timmy = Person::create(&conn, &new_person).unwrap();
 346
 347     let new_person_2 = PersonForm {
 348       name: "sara_crv".into(),
 349       ..PersonForm::default()
 350     };
 351
 352     let inserted_sara = Person::create(&conn, &new_person_2).unwrap();
 353
 354     // Add a third person, since new ppl can only report something once.
 355     let new_person_3 = PersonForm {
 356       name: "jessica_crv".into(),
 357       ..PersonForm::default()
 358     };
 359
 360     let inserted_jessica = Person::create(&conn, &new_person_3).unwrap();
 361
 362     let new_community = CommunityForm {
 363       name: "test community crv".to_string(),
 364       title: "nada".to_owned(),
 365       ..CommunityForm::default()
 366     };
 367
 368     let inserted_community = Community::create(&conn, &new_community).unwrap();
 369
 370     // Make timmy a mod
 371     let timmy_moderator_form = CommunityModeratorForm {
 372       community_id: inserted_community.id,
 373       person_id: inserted_timmy.id,
 374     };
 375
 376     let _inserted_moderator = CommunityModerator::join(&conn, &timmy_moderator_form).unwrap();
 377
 378     let new_post = PostForm {
 379       name: "A test post crv".into(),
 380       creator_id: inserted_timmy.id,
 381       community_id: inserted_community.id,
 382       ..PostForm::default()
 383     };
 384
 385     let inserted_post = Post::create(&conn, &new_post).unwrap();
 386
 387     let comment_form = CommentForm {
 388       content: "A test comment 32".into(),
 389       creator_id: inserted_timmy.id,
 390       post_id: inserted_post.id,
 391       ..CommentForm::default()
 392     };
 393
 394     let inserted_comment = Comment::create(&conn, &comment_form).unwrap();
 395
 396     // sara reports
 397     let sara_report_form = CommentReportForm {
 398       creator_id: inserted_sara.id,
 399       comment_id: inserted_comment.id,
 400       original_comment_text: "this was it at time of creation".into(),
 401       reason: "from sara".into(),
 402     };
 403
 404     let inserted_sara_report = CommentReport::report(&conn, &sara_report_form).unwrap();
 405
 406     // jessica reports
 407     let jessica_report_form = CommentReportForm {
 408       creator_id: inserted_jessica.id,
 409       comment_id: inserted_comment.id,
 410       original_comment_text: "this was it at time of creation".into(),
 411       reason: "from jessica".into(),
 412     };
 413
 414     let inserted_jessica_report = CommentReport::report(&conn, &jessica_report_form).unwrap();
 415
 416     let agg = CommentAggregates::read(&conn, inserted_comment.id).unwrap();
 417
 418     let read_jessica_report_view =
 419       CommentReportView::read(&conn, inserted_jessica_report.id, inserted_timmy.id).unwrap();
 420     let expected_jessica_report_view = CommentReportView {
 421       comment_report: inserted_jessica_report.to_owned(),
 422       comment: inserted_comment.to_owned(),
 423       post: inserted_post,
 424       community: CommunitySafe {
 425         id: inserted_community.id,
 426         name: inserted_community.name,
 427         icon: None,
 428         removed: false,
 429         deleted: false,
 430         nsfw: false,
 431         actor_id: inserted_community.actor_id.to_owned(),
 432         local: true,
 433         title: inserted_community.title,
 434         description: None,
 435         updated: None,
 436         banner: None,
 437         hidden: false,
 438         published: inserted_community.published,
 439       },
 440       creator: PersonSafe {
 441         id: inserted_jessica.id,
 442         name: inserted_jessica.name,
 443         display_name: None,
 444         published: inserted_jessica.published,
 445         avatar: None,
 446         actor_id: inserted_jessica.actor_id.to_owned(),
 447         local: true,
 448         banned: false,
 449         deleted: false,
 450         admin: false,
 451         bot_account: false,
 452         bio: None,
 453         banner: None,
 454         updated: None,
 455         inbox_url: inserted_jessica.inbox_url.to_owned(),
 456         shared_inbox_url: None,
 457         matrix_user_id: None,
 458         ban_expires: None,
 459       },
 460       comment_creator: PersonSafeAlias1 {
 461         id: inserted_timmy.id,
 462         name: inserted_timmy.name.to_owned(),
 463         display_name: None,
 464         published: inserted_timmy.published,
 465         avatar: None,
 466         actor_id: inserted_timmy.actor_id.to_owned(),
 467         local: true,
 468         banned: false,
 469         deleted: false,
 470         admin: false,
 471         bot_account: false,
 472         bio: None,
 473         banner: None,
 474         updated: None,
 475         inbox_url: inserted_timmy.inbox_url.to_owned(),
 476         shared_inbox_url: None,
 477         matrix_user_id: None,
 478         ban_expires: None,
 479       },
 480       creator_banned_from_community: false,
 481       counts: CommentAggregates {
 482         id: agg.id,
 483         comment_id: inserted_comment.id,
 484         score: 0,
 485         upvotes: 0,
 486         downvotes: 0,
 487         published: agg.published,
 488       },
 489       my_vote: None,
 490       resolver: None,
 491     };
 492
 493     assert_eq!(read_jessica_report_view, expected_jessica_report_view);
 494
 495     let mut expected_sara_report_view = expected_jessica_report_view.clone();
 496     expected_sara_report_view.comment_report = inserted_sara_report;
 497     expected_sara_report_view.creator = PersonSafe {
 498       id: inserted_sara.id,
 499       name: inserted_sara.name,
 500       display_name: None,
 501       published: inserted_sara.published,
 502       avatar: None,
 503       actor_id: inserted_sara.actor_id.to_owned(),
 504       local: true,
 505       banned: false,
 506       deleted: false,
 507       admin: false,
 508       bot_account: false,
 509       bio: None,
 510       banner: None,
 511       updated: None,
 512       inbox_url: inserted_sara.inbox_url.to_owned(),
 513       shared_inbox_url: None,
 514       matrix_user_id: None,
 515       ban_expires: None,
 516     };
 517
 518     // Do a batch read of timmys reports
 519     let reports = CommentReportQueryBuilder::create(&conn, inserted_timmy.id, false)
 520       .list()
 521       .unwrap();
 522
 523     assert_eq!(
 524       reports,
 525       [
 526         expected_jessica_report_view.to_owned(),
 527         expected_sara_report_view.to_owned()
 528       ]
 529     );
 530
 531     // Make sure the counts are correct
 532     let report_count =
 533       CommentReportView::get_report_count(&conn, inserted_timmy.id, false, None).unwrap();
 534     assert_eq!(2, report_count);
 535
 536     // Try to resolve the report
 537     CommentReport::resolve(&conn, inserted_jessica_report.id, inserted_timmy.id).unwrap();
 538     let read_jessica_report_view_after_resolve =
 539       CommentReportView::read(&conn, inserted_jessica_report.id, inserted_timmy.id).unwrap();
 540
 541     let mut expected_jessica_report_view_after_resolve = expected_jessica_report_view;
 542     expected_jessica_report_view_after_resolve
 543       .comment_report
 544       .resolved = true;
 545     expected_jessica_report_view_after_resolve
 546       .comment_report
 547       .resolver_id = Some(inserted_timmy.id);
 548     expected_jessica_report_view_after_resolve
 549       .comment_report
 550       .updated = read_jessica_report_view_after_resolve
 551       .comment_report
 552       .updated;
 553     expected_jessica_report_view_after_resolve.resolver = Some(PersonSafeAlias2 {
 554       id: inserted_timmy.id,
 555       name: inserted_timmy.name.to_owned(),
 556       display_name: None,
 557       published: inserted_timmy.published,
 558       avatar: None,
 559       actor_id: inserted_timmy.actor_id.to_owned(),
 560       local: true,
 561       banned: false,
 562       deleted: false,
 563       admin: false,
 564       bot_account: false,
 565       bio: None,
 566       banner: None,
 567       updated: None,
 568       inbox_url: inserted_timmy.inbox_url.to_owned(),
 569       shared_inbox_url: None,
 570       matrix_user_id: None,
 571       ban_expires: None,
 572     });
 573
 574     assert_eq!(
 575       read_jessica_report_view_after_resolve,
 576       expected_jessica_report_view_after_resolve
 577     );
 578
 579     // Do a batch read of timmys reports
 580     // It should only show saras, which is unresolved
 581     let reports_after_resolve = CommentReportQueryBuilder::create(&conn, inserted_timmy.id, false)
 582       .list()
 583       .unwrap();
 584     assert_eq!(reports_after_resolve[0], expected_sara_report_view);
 585
 586     // Make sure the counts are correct
 587     let report_count_after_resolved =
 588       CommentReportView::get_report_count(&conn, inserted_timmy.id, false, None).unwrap();
 589     assert_eq!(1, report_count_after_resolved);
 590
 591     Person::delete(&conn, inserted_timmy.id).unwrap();
 592     Person::delete(&conn, inserted_sara.id).unwrap();
 593     Person::delete(&conn, inserted_jessica.id).unwrap();
 594     Community::delete(&conn, inserted_community.id).unwrap();
 595   }
 596 }