crates/db_views/src/post_report_view.rs

   1 use crate::structs::PostReportView;
   2 use diesel::{
   3   dsl::now,
   4   result::Error,
   5   BoolExpressionMethods,
   6   ExpressionMethods,
   7   JoinOnDsl,
   8   NullableExpressionMethods,
   9   QueryDsl,
  10 };
  11 use diesel_async::RunQueryDsl;
  12 use lemmy_db_schema::{
  13   aggregates::structs::PostAggregates,
  14   newtypes::{CommunityId, PersonId, PostReportId},
  15   schema::{
  16     community,
  17     community_moderator,
  18     community_person_ban,
  19     person,
  20     post,
  21     post_aggregates,
  22     post_like,
  23     post_report,
  24   },
  25   source::{
  26     community::{Community, CommunityPersonBan, CommunitySafe},
  27     person::{Person, PersonSafe},
  28     post::Post,
  29     post_report::PostReport,
  30   },
  31   traits::{ToSafe, ViewToVec},
  32   utils::{get_conn, limit_and_offset, DbPool},
  33 };
  34 use typed_builder::TypedBuilder;
  35
  36 type PostReportViewTuple = (
  37   PostReport,
  38   Post,
  39   CommunitySafe,
  40   PersonSafe,
  41   PersonSafe,
  42   Option<CommunityPersonBan>,
  43   Option<i16>,
  44   PostAggregates,
  45   Option<PersonSafe>,
  46 );
  47
  48 impl PostReportView {
  49   /// returns the PostReportView for the provided report_id
  50   ///
  51   /// * `report_id` - the report id to obtain
  52   pub async fn read(
  53     pool: &DbPool,
  54     report_id: PostReportId,
  55     my_person_id: PersonId,
  56   ) -> Result<Self, Error> {
  57     let conn = &mut get_conn(pool).await?;
  58     let (person_alias_1, person_alias_2) = diesel::alias!(person as person1, person as person2);
  59
  60     let (
  61       post_report,
  62       post,
  63       community,
  64       creator,
  65       post_creator,
  66       creator_banned_from_community,
  67       post_like,
  68       counts,
  69       resolver,
  70     ) = post_report::table
  71       .find(report_id)
  72       .inner_join(post::table)
  73       .inner_join(community::table.on(post::community_id.eq(community::id)))
  74       .inner_join(person::table.on(post_report::creator_id.eq(person::id)))
  75       .inner_join(person_alias_1.on(post::creator_id.eq(person_alias_1.field(person::id))))
  76       .left_join(
  77         community_person_ban::table.on(
  78           post::community_id
  79             .eq(community_person_ban::community_id)
  80             .and(community_person_ban::person_id.eq(post::creator_id))
  81             .and(
  82               community_person_ban::expires
  83                 .is_null()
  84                 .or(community_person_ban::expires.gt(now)),
  85             ),
  86         ),
  87       )
  88       .left_join(
  89         post_like::table.on(
  90           post::id
  91             .eq(post_like::post_id)
  92             .and(post_like::person_id.eq(my_person_id)),
  93         ),
  94       )
  95       .inner_join(post_aggregates::table.on(post_report::post_id.eq(post_aggregates::post_id)))
  96       .left_join(
  97         person_alias_2.on(post_report::resolver_id.eq(person_alias_2.field(person::id).nullable())),
  98       )
  99       .select((
 100         post_report::all_columns,
 101         post::all_columns,
 102         Community::safe_columns_tuple(),
 103         Person::safe_columns_tuple(),
 104         person_alias_1.fields(Person::safe_columns_tuple()),
 105         community_person_ban::all_columns.nullable(),
 106         post_like::score.nullable(),
 107         post_aggregates::all_columns,
 108         person_alias_2.fields(Person::safe_columns_tuple().nullable()),
 109       ))
 110       .first::<PostReportViewTuple>(conn)
 111       .await?;
 112
 113     let my_vote = post_like;
 114
 115     Ok(Self {
 116       post_report,
 117       post,
 118       community,
 119       creator,
 120       post_creator,
 121       creator_banned_from_community: creator_banned_from_community.is_some(),
 122       my_vote,
 123       counts,
 124       resolver,
 125     })
 126   }
 127
 128   /// returns the current unresolved post report count for the communities you mod
 129   pub async fn get_report_count(
 130     pool: &DbPool,
 131     my_person_id: PersonId,
 132     admin: bool,
 133     community_id: Option<CommunityId>,
 134   ) -> Result<i64, Error> {
 135     use diesel::dsl::count;
 136     let conn = &mut get_conn(pool).await?;
 137     let mut query = post_report::table
 138       .inner_join(post::table)
 139       .filter(post_report::resolved.eq(false))
 140       .into_boxed();
 141
 142     if let Some(community_id) = community_id {
 143       query = query.filter(post::community_id.eq(community_id))
 144     }
 145
 146     // If its not an admin, get only the ones you mod
 147     if !admin {
 148       query
 149         .inner_join(
 150           community_moderator::table.on(
 151             community_moderator::community_id
 152               .eq(post::community_id)
 153               .and(community_moderator::person_id.eq(my_person_id)),
 154           ),
 155         )
 156         .select(count(post_report::id))
 157         .first::<i64>(conn)
 158         .await
 159     } else {
 160       query
 161         .select(count(post_report::id))
 162         .first::<i64>(conn)
 163         .await
 164     }
 165   }
 166 }
 167
 168 #[derive(TypedBuilder)]
 169 #[builder(field_defaults(default))]
 170 pub struct PostReportQuery<'a> {
 171   #[builder(!default)]
 172   pool: &'a DbPool,
 173   #[builder(!default)]
 174   my_person_id: PersonId,
 175   #[builder(!default)]
 176   admin: bool,
 177   community_id: Option<CommunityId>,
 178   page: Option<i64>,
 179   limit: Option<i64>,
 180   unresolved_only: Option<bool>,
 181 }
 182
 183 impl<'a> PostReportQuery<'a> {
 184   pub async fn list(self) -> Result<Vec<PostReportView>, Error> {
 185     let conn = &mut get_conn(self.pool).await?;
 186     let (person_alias_1, person_alias_2) = diesel::alias!(person as person1, person as person2);
 187
 188     let mut query = post_report::table
 189       .inner_join(post::table)
 190       .inner_join(community::table.on(post::community_id.eq(community::id)))
 191       .inner_join(person::table.on(post_report::creator_id.eq(person::id)))
 192       .inner_join(person_alias_1.on(post::creator_id.eq(person_alias_1.field(person::id))))
 193       .left_join(
 194         community_person_ban::table.on(
 195           post::community_id
 196             .eq(community_person_ban::community_id)
 197             .and(community_person_ban::person_id.eq(post::creator_id))
 198             .and(
 199               community_person_ban::expires
 200                 .is_null()
 201                 .or(community_person_ban::expires.gt(now)),
 202             ),
 203         ),
 204       )
 205       .left_join(
 206         post_like::table.on(
 207           post::id
 208             .eq(post_like::post_id)
 209             .and(post_like::person_id.eq(self.my_person_id)),
 210         ),
 211       )
 212       .inner_join(post_aggregates::table.on(post_report::post_id.eq(post_aggregates::post_id)))
 213       .left_join(
 214         person_alias_2.on(post_report::resolver_id.eq(person_alias_2.field(person::id).nullable())),
 215       )
 216       .select((
 217         post_report::all_columns,
 218         post::all_columns,
 219         Community::safe_columns_tuple(),
 220         Person::safe_columns_tuple(),
 221         person_alias_1.fields(Person::safe_columns_tuple()),
 222         community_person_ban::all_columns.nullable(),
 223         post_like::score.nullable(),
 224         post_aggregates::all_columns,
 225         person_alias_2
 226           .fields(Person::safe_columns_tuple())
 227           .nullable(),
 228       ))
 229       .into_boxed();
 230
 231     if let Some(community_id) = self.community_id {
 232       query = query.filter(post::community_id.eq(community_id));
 233     }
 234
 235     if self.unresolved_only.unwrap_or(true) {
 236       query = query.filter(post_report::resolved.eq(false));
 237     }
 238
 239     let (limit, offset) = limit_and_offset(self.page, self.limit)?;
 240
 241     query = query
 242       .order_by(post_report::published.desc())
 243       .limit(limit)
 244       .offset(offset);
 245
 246     // If its not an admin, get only the ones you mod
 247     let res = if !self.admin {
 248       query
 249         .inner_join(
 250           community_moderator::table.on(
 251             community_moderator::community_id
 252               .eq(post::community_id)
 253               .and(community_moderator::person_id.eq(self.my_person_id)),
 254           ),
 255         )
 256         .load::<PostReportViewTuple>(conn)
 257         .await?
 258     } else {
 259       query.load::<PostReportViewTuple>(conn).await?
 260     };
 261
 262     Ok(PostReportView::from_tuple_to_vec(res))
 263   }
 264 }
 265
 266 impl ViewToVec for PostReportView {
 267   type DbTuple = PostReportViewTuple;
 268   fn from_tuple_to_vec(items: Vec<Self::DbTuple>) -> Vec<Self> {
 269     items
 270       .into_iter()
 271       .map(|a| Self {
 272         post_report: a.0,
 273         post: a.1,
 274         community: a.2,
 275         creator: a.3,
 276         post_creator: a.4,
 277         creator_banned_from_community: a.5.is_some(),
 278         my_vote: a.6,
 279         counts: a.7,
 280         resolver: a.8,
 281       })
 282       .collect::<Vec<Self>>()
 283   }
 284 }
 285
 286 #[cfg(test)]
 287 mod tests {
 288   use crate::post_report_view::{PostReportQuery, PostReportView};
 289   use lemmy_db_schema::{
 290     aggregates::structs::PostAggregates,
 291     source::{
 292       community::{
 293         Community,
 294         CommunityInsertForm,
 295         CommunityModerator,
 296         CommunityModeratorForm,
 297         CommunitySafe,
 298       },
 299       instance::Instance,
 300       person::{Person, PersonInsertForm, PersonSafe},
 301       post::{Post, PostInsertForm},
 302       post_report::{PostReport, PostReportForm},
 303     },
 304     traits::{Crud, Joinable, Reportable},
 305     utils::build_db_pool_for_tests,
 306   };
 307   use serial_test::serial;
 308
 309   #[tokio::test]
 310   #[serial]
 311   async fn test_crud() {
 312     let pool = &build_db_pool_for_tests().await;
 313
 314     let inserted_instance = Instance::create(pool, "my_domain.tld").await.unwrap();
 315
 316     let new_person = PersonInsertForm::builder()
 317       .name("timmy_prv".into())
 318       .public_key("pubkey".to_string())
 319       .instance_id(inserted_instance.id)
 320       .build();
 321
 322     let inserted_timmy = Person::create(pool, &new_person).await.unwrap();
 323
 324     let new_person_2 = PersonInsertForm::builder()
 325       .name("sara_prv".into())
 326       .public_key("pubkey".to_string())
 327       .instance_id(inserted_instance.id)
 328       .build();
 329
 330     let inserted_sara = Person::create(pool, &new_person_2).await.unwrap();
 331
 332     // Add a third person, since new ppl can only report something once.
 333     let new_person_3 = PersonInsertForm::builder()
 334       .name("jessica_prv".into())
 335       .public_key("pubkey".to_string())
 336       .instance_id(inserted_instance.id)
 337       .build();
 338
 339     let inserted_jessica = Person::create(pool, &new_person_3).await.unwrap();
 340
 341     let new_community = CommunityInsertForm::builder()
 342       .name("test community prv".to_string())
 343       .title("nada".to_owned())
 344       .public_key("pubkey".to_string())
 345       .instance_id(inserted_instance.id)
 346       .build();
 347
 348     let inserted_community = Community::create(pool, &new_community).await.unwrap();
 349
 350     // Make timmy a mod
 351     let timmy_moderator_form = CommunityModeratorForm {
 352       community_id: inserted_community.id,
 353       person_id: inserted_timmy.id,
 354     };
 355
 356     let _inserted_moderator = CommunityModerator::join(pool, &timmy_moderator_form)
 357       .await
 358       .unwrap();
 359
 360     let new_post = PostInsertForm::builder()
 361       .name("A test post crv".into())
 362       .creator_id(inserted_timmy.id)
 363       .community_id(inserted_community.id)
 364       .build();
 365
 366     let inserted_post = Post::create(pool, &new_post).await.unwrap();
 367
 368     // sara reports
 369     let sara_report_form = PostReportForm {
 370       creator_id: inserted_sara.id,
 371       post_id: inserted_post.id,
 372       original_post_name: "Orig post".into(),
 373       original_post_url: None,
 374       original_post_body: None,
 375       reason: "from sara".into(),
 376     };
 377
 378     let inserted_sara_report = PostReport::report(pool, &sara_report_form).await.unwrap();
 379
 380     // jessica reports
 381     let jessica_report_form = PostReportForm {
 382       creator_id: inserted_jessica.id,
 383       post_id: inserted_post.id,
 384       original_post_name: "Orig post".into(),
 385       original_post_url: None,
 386       original_post_body: None,
 387       reason: "from jessica".into(),
 388     };
 389
 390     let inserted_jessica_report = PostReport::report(pool, &jessica_report_form)
 391       .await
 392       .unwrap();
 393
 394     let agg = PostAggregates::read(pool, inserted_post.id).await.unwrap();
 395
 396     let read_jessica_report_view =
 397       PostReportView::read(pool, inserted_jessica_report.id, inserted_timmy.id)
 398         .await
 399         .unwrap();
 400     let expected_jessica_report_view = PostReportView {
 401       post_report: inserted_jessica_report.clone(),
 402       post: inserted_post.clone(),
 403       community: CommunitySafe {
 404         id: inserted_community.id,
 405         name: inserted_community.name,
 406         icon: None,
 407         removed: false,
 408         deleted: false,
 409         nsfw: false,
 410         actor_id: inserted_community.actor_id.clone(),
 411         local: true,
 412         title: inserted_community.title,
 413         description: None,
 414         updated: None,
 415         banner: None,
 416         hidden: false,
 417         posting_restricted_to_mods: false,
 418         published: inserted_community.published,
 419         instance_id: inserted_instance.id,
 420       },
 421       creator: PersonSafe {
 422         id: inserted_jessica.id,
 423         name: inserted_jessica.name,
 424         display_name: None,
 425         published: inserted_jessica.published,
 426         avatar: None,
 427         actor_id: inserted_jessica.actor_id.clone(),
 428         local: true,
 429         banned: false,
 430         deleted: false,
 431         admin: false,
 432         bot_account: false,
 433         bio: None,
 434         banner: None,
 435         updated: None,
 436         inbox_url: inserted_jessica.inbox_url.clone(),
 437         shared_inbox_url: None,
 438         matrix_user_id: None,
 439         ban_expires: None,
 440         instance_id: inserted_instance.id,
 441       },
 442       post_creator: PersonSafe {
 443         id: inserted_timmy.id,
 444         name: inserted_timmy.name.clone(),
 445         display_name: None,
 446         published: inserted_timmy.published,
 447         avatar: None,
 448         actor_id: inserted_timmy.actor_id.clone(),
 449         local: true,
 450         banned: false,
 451         deleted: false,
 452         admin: false,
 453         bot_account: false,
 454         bio: None,
 455         banner: None,
 456         updated: None,
 457         inbox_url: inserted_timmy.inbox_url.clone(),
 458         shared_inbox_url: None,
 459         matrix_user_id: None,
 460         ban_expires: None,
 461         instance_id: inserted_instance.id,
 462       },
 463       creator_banned_from_community: false,
 464       my_vote: None,
 465       counts: PostAggregates {
 466         id: agg.id,
 467         post_id: inserted_post.id,
 468         comments: 0,
 469         score: 0,
 470         upvotes: 0,
 471         downvotes: 0,
 472         published: agg.published,
 473         newest_comment_time_necro: inserted_post.published,
 474         newest_comment_time: inserted_post.published,
 475         featured_community: false,
 476         featured_local: false,
 477       },
 478       resolver: None,
 479     };
 480
 481     assert_eq!(read_jessica_report_view, expected_jessica_report_view);
 482
 483     let mut expected_sara_report_view = expected_jessica_report_view.clone();
 484     expected_sara_report_view.post_report = inserted_sara_report;
 485     expected_sara_report_view.my_vote = None;
 486     expected_sara_report_view.creator = PersonSafe {
 487       id: inserted_sara.id,
 488       name: inserted_sara.name,
 489       display_name: None,
 490       published: inserted_sara.published,
 491       avatar: None,
 492       actor_id: inserted_sara.actor_id.clone(),
 493       local: true,
 494       banned: false,
 495       deleted: false,
 496       admin: false,
 497       bot_account: false,
 498       bio: None,
 499       banner: None,
 500       updated: None,
 501       inbox_url: inserted_sara.inbox_url.clone(),
 502       shared_inbox_url: None,
 503       matrix_user_id: None,
 504       ban_expires: None,
 505       instance_id: inserted_instance.id,
 506     };
 507
 508     // Do a batch read of timmys reports
 509     let reports = PostReportQuery::builder()
 510       .pool(pool)
 511       .my_person_id(inserted_timmy.id)
 512       .admin(false)
 513       .build()
 514       .list()
 515       .await
 516       .unwrap();
 517
 518     assert_eq!(
 519       reports,
 520       [
 521         expected_jessica_report_view.clone(),
 522         expected_sara_report_view.clone()
 523       ]
 524     );
 525
 526     // Make sure the counts are correct
 527     let report_count = PostReportView::get_report_count(pool, inserted_timmy.id, false, None)
 528       .await
 529       .unwrap();
 530     assert_eq!(2, report_count);
 531
 532     // Try to resolve the report
 533     PostReport::resolve(pool, inserted_jessica_report.id, inserted_timmy.id)
 534       .await
 535       .unwrap();
 536     let read_jessica_report_view_after_resolve =
 537       PostReportView::read(pool, inserted_jessica_report.id, inserted_timmy.id)
 538         .await
 539         .unwrap();
 540
 541     let mut expected_jessica_report_view_after_resolve = expected_jessica_report_view;
 542     expected_jessica_report_view_after_resolve
 543       .post_report
 544       .resolved = true;
 545     expected_jessica_report_view_after_resolve
 546       .post_report
 547       .resolver_id = Some(inserted_timmy.id);
 548     expected_jessica_report_view_after_resolve
 549       .post_report
 550       .updated = read_jessica_report_view_after_resolve.post_report.updated;
 551     expected_jessica_report_view_after_resolve.resolver = Some(PersonSafe {
 552       id: inserted_timmy.id,
 553       name: inserted_timmy.name.clone(),
 554       display_name: None,
 555       published: inserted_timmy.published,
 556       avatar: None,
 557       actor_id: inserted_timmy.actor_id.clone(),
 558       local: true,
 559       banned: false,
 560       deleted: false,
 561       admin: false,
 562       bot_account: false,
 563       bio: None,
 564       banner: None,
 565       updated: None,
 566       inbox_url: inserted_timmy.inbox_url.clone(),
 567       shared_inbox_url: None,
 568       matrix_user_id: None,
 569       ban_expires: None,
 570       instance_id: inserted_instance.id,
 571     });
 572
 573     assert_eq!(
 574       read_jessica_report_view_after_resolve,
 575       expected_jessica_report_view_after_resolve
 576     );
 577
 578     // Do a batch read of timmys reports
 579     // It should only show saras, which is unresolved
 580     let reports_after_resolve = PostReportQuery::builder()
 581       .pool(pool)
 582       .my_person_id(inserted_timmy.id)
 583       .admin(false)
 584       .build()
 585       .list()
 586       .await
 587       .unwrap();
 588     assert_eq!(reports_after_resolve[0], expected_sara_report_view);
 589
 590     // Make sure the counts are correct
 591     let report_count_after_resolved =
 592       PostReportView::get_report_count(pool, inserted_timmy.id, false, None)
 593         .await
 594         .unwrap();
 595     assert_eq!(1, report_count_after_resolved);
 596
 597     Person::delete(pool, inserted_timmy.id).await.unwrap();
 598     Person::delete(pool, inserted_sara.id).await.unwrap();
 599     Person::delete(pool, inserted_jessica.id).await.unwrap();
 600     Community::delete(pool, inserted_community.id)
 601       .await
 602       .unwrap();
 603     Instance::delete(pool, inserted_instance.id).await.unwrap();
 604   }
 605 }