crates/db_views/src/post_report_view.rs

   1 use crate::structs::PostReportView;
   2 use diesel::{
   3   result::Error,
   4   BoolExpressionMethods,
   5   ExpressionMethods,
   6   JoinOnDsl,
   7   NullableExpressionMethods,
   8   QueryDsl,
   9 };
  10 use diesel_async::RunQueryDsl;
  11 use lemmy_db_schema::{
  12   aggregates::structs::PostAggregates,
  13   newtypes::{CommunityId, PersonId, PostReportId},
  14   schema::{
  15     community,
  16     community_moderator,
  17     community_person_ban,
  18     person,
  19     post,
  20     post_aggregates,
  21     post_like,
  22     post_report,
  23   },
  24   source::{
  25     community::{Community, CommunityPersonBan},
  26     person::Person,
  27     post::Post,
  28     post_report::PostReport,
  29   },
  30   traits::JoinView,
  31   utils::{get_conn, limit_and_offset, DbPool},
  32 };
  33
  34 type PostReportViewTuple = (
  35   PostReport,
  36   Post,
  37   Community,
  38   Person,
  39   Person,
  40   Option<CommunityPersonBan>,
  41   Option<i16>,
  42   PostAggregates,
  43   Option<Person>,
  44 );
  45
  46 impl PostReportView {
  47   /// returns the PostReportView for the provided report_id
  48   ///
  49   /// * `report_id` - the report id to obtain
  50   pub async fn read(
  51     pool: &mut DbPool<'_>,
  52     report_id: PostReportId,
  53     my_person_id: PersonId,
  54   ) -> Result<Self, Error> {
  55     let conn = &mut get_conn(pool).await?;
  56     let (person_alias_1, person_alias_2) = diesel::alias!(person as person1, person as person2);
  57
  58     let (
  59       post_report,
  60       post,
  61       community,
  62       creator,
  63       post_creator,
  64       creator_banned_from_community,
  65       post_like,
  66       counts,
  67       resolver,
  68     ) = post_report::table
  69       .find(report_id)
  70       .inner_join(post::table)
  71       .inner_join(community::table.on(post::community_id.eq(community::id)))
  72       .inner_join(person::table.on(post_report::creator_id.eq(person::id)))
  73       .inner_join(person_alias_1.on(post::creator_id.eq(person_alias_1.field(person::id))))
  74       .left_join(
  75         community_person_ban::table.on(
  76           post::community_id
  77             .eq(community_person_ban::community_id)
  78             .and(community_person_ban::person_id.eq(post::creator_id)),
  79         ),
  80       )
  81       .left_join(
  82         post_like::table.on(
  83           post::id
  84             .eq(post_like::post_id)
  85             .and(post_like::person_id.eq(my_person_id)),
  86         ),
  87       )
  88       .inner_join(post_aggregates::table.on(post_report::post_id.eq(post_aggregates::post_id)))
  89       .left_join(
  90         person_alias_2.on(post_report::resolver_id.eq(person_alias_2.field(person::id).nullable())),
  91       )
  92       .select((
  93         post_report::all_columns,
  94         post::all_columns,
  95         community::all_columns,
  96         person::all_columns,
  97         person_alias_1.fields(person::all_columns),
  98         community_person_ban::all_columns.nullable(),
  99         post_like::score.nullable(),
 100         post_aggregates::all_columns,
 101         person_alias_2.fields(person::all_columns.nullable()),
 102       ))
 103       .first::<PostReportViewTuple>(conn)
 104       .await?;
 105
 106     let my_vote = post_like;
 107
 108     Ok(Self {
 109       post_report,
 110       post,
 111       community,
 112       creator,
 113       post_creator,
 114       creator_banned_from_community: creator_banned_from_community.is_some(),
 115       my_vote,
 116       counts,
 117       resolver,
 118     })
 119   }
 120
 121   /// returns the current unresolved post report count for the communities you mod
 122   pub async fn get_report_count(
 123     pool: &mut DbPool<'_>,
 124     my_person_id: PersonId,
 125     admin: bool,
 126     community_id: Option<CommunityId>,
 127   ) -> Result<i64, Error> {
 128     use diesel::dsl::count;
 129     let conn = &mut get_conn(pool).await?;
 130     let mut query = post_report::table
 131       .inner_join(post::table)
 132       .filter(post_report::resolved.eq(false))
 133       .into_boxed();
 134
 135     if let Some(community_id) = community_id {
 136       query = query.filter(post::community_id.eq(community_id))
 137     }
 138
 139     // If its not an admin, get only the ones you mod
 140     if !admin {
 141       query
 142         .inner_join(
 143           community_moderator::table.on(
 144             community_moderator::community_id
 145               .eq(post::community_id)
 146               .and(community_moderator::person_id.eq(my_person_id)),
 147           ),
 148         )
 149         .select(count(post_report::id))
 150         .first::<i64>(conn)
 151         .await
 152     } else {
 153       query
 154         .select(count(post_report::id))
 155         .first::<i64>(conn)
 156         .await
 157     }
 158   }
 159 }
 160
 161 #[derive(Default)]
 162 pub struct PostReportQuery {
 163   pub community_id: Option<CommunityId>,
 164   pub page: Option<i64>,
 165   pub limit: Option<i64>,
 166   pub unresolved_only: Option<bool>,
 167 }
 168
 169 impl PostReportQuery {
 170   pub async fn list(
 171     self,
 172     pool: &mut DbPool<'_>,
 173     my_person: &Person,
 174   ) -> Result<Vec<PostReportView>, Error> {
 175     let conn = &mut get_conn(pool).await?;
 176     let (person_alias_1, person_alias_2) = diesel::alias!(person as person1, person as person2);
 177
 178     let mut query = post_report::table
 179       .inner_join(post::table)
 180       .inner_join(community::table.on(post::community_id.eq(community::id)))
 181       .inner_join(person::table.on(post_report::creator_id.eq(person::id)))
 182       .inner_join(person_alias_1.on(post::creator_id.eq(person_alias_1.field(person::id))))
 183       .left_join(
 184         community_person_ban::table.on(
 185           post::community_id
 186             .eq(community_person_ban::community_id)
 187             .and(community_person_ban::person_id.eq(post::creator_id)),
 188         ),
 189       )
 190       .left_join(
 191         post_like::table.on(
 192           post::id
 193             .eq(post_like::post_id)
 194             .and(post_like::person_id.eq(my_person.id)),
 195         ),
 196       )
 197       .inner_join(post_aggregates::table.on(post_report::post_id.eq(post_aggregates::post_id)))
 198       .left_join(
 199         person_alias_2.on(post_report::resolver_id.eq(person_alias_2.field(person::id).nullable())),
 200       )
 201       .select((
 202         post_report::all_columns,
 203         post::all_columns,
 204         community::all_columns,
 205         person::all_columns,
 206         person_alias_1.fields(person::all_columns),
 207         community_person_ban::all_columns.nullable(),
 208         post_like::score.nullable(),
 209         post_aggregates::all_columns,
 210         person_alias_2.fields(person::all_columns.nullable()),
 211       ))
 212       .into_boxed();
 213
 214     if let Some(community_id) = self.community_id {
 215       query = query.filter(post::community_id.eq(community_id));
 216     }
 217
 218     if self.unresolved_only.unwrap_or(false) {
 219       query = query.filter(post_report::resolved.eq(false));
 220     }
 221
 222     let (limit, offset) = limit_and_offset(self.page, self.limit)?;
 223
 224     query = query
 225       .order_by(post_report::published.desc())
 226       .limit(limit)
 227       .offset(offset);
 228
 229     // If its not an admin, get only the ones you mod
 230     let res = if !my_person.admin {
 231       query
 232         .inner_join(
 233           community_moderator::table.on(
 234             community_moderator::community_id
 235               .eq(post::community_id)
 236               .and(community_moderator::person_id.eq(my_person.id)),
 237           ),
 238         )
 239         .load::<PostReportViewTuple>(conn)
 240         .await?
 241     } else {
 242       query.load::<PostReportViewTuple>(conn).await?
 243     };
 244
 245     Ok(res.into_iter().map(PostReportView::from_tuple).collect())
 246   }
 247 }
 248
 249 impl JoinView for PostReportView {
 250   type JoinTuple = PostReportViewTuple;
 251   fn from_tuple(a: Self::JoinTuple) -> Self {
 252     Self {
 253       post_report: a.0,
 254       post: a.1,
 255       community: a.2,
 256       creator: a.3,
 257       post_creator: a.4,
 258       creator_banned_from_community: a.5.is_some(),
 259       my_vote: a.6,
 260       counts: a.7,
 261       resolver: a.8,
 262     }
 263   }
 264 }
 265
 266 #[cfg(test)]
 267 mod tests {
 268   use crate::post_report_view::{PostReportQuery, PostReportView};
 269   use lemmy_db_schema::{
 270     aggregates::structs::PostAggregates,
 271     source::{
 272       community::{Community, CommunityInsertForm, CommunityModerator, CommunityModeratorForm},
 273       instance::Instance,
 274       person::{Person, PersonInsertForm},
 275       post::{Post, PostInsertForm},
 276       post_report::{PostReport, PostReportForm},
 277     },
 278     traits::{Crud, Joinable, Reportable},
 279     utils::build_db_pool_for_tests,
 280   };
 281   use serial_test::serial;
 282
 283   #[tokio::test]
 284   #[serial]
 285   async fn test_crud() {
 286     let pool = &build_db_pool_for_tests().await;
 287     let pool = &mut pool.into();
 288
 289     let inserted_instance = Instance::read_or_create(pool, "my_domain.tld".to_string())
 290       .await
 291       .unwrap();
 292
 293     let new_person = PersonInsertForm::builder()
 294       .name("timmy_prv".into())
 295       .public_key("pubkey".to_string())
 296       .instance_id(inserted_instance.id)
 297       .build();
 298
 299     let inserted_timmy = Person::create(pool, &new_person).await.unwrap();
 300
 301     let new_person_2 = PersonInsertForm::builder()
 302       .name("sara_prv".into())
 303       .public_key("pubkey".to_string())
 304       .instance_id(inserted_instance.id)
 305       .build();
 306
 307     let inserted_sara = Person::create(pool, &new_person_2).await.unwrap();
 308
 309     // Add a third person, since new ppl can only report something once.
 310     let new_person_3 = PersonInsertForm::builder()
 311       .name("jessica_prv".into())
 312       .public_key("pubkey".to_string())
 313       .instance_id(inserted_instance.id)
 314       .build();
 315
 316     let inserted_jessica = Person::create(pool, &new_person_3).await.unwrap();
 317
 318     let new_community = CommunityInsertForm::builder()
 319       .name("test community prv".to_string())
 320       .title("nada".to_owned())
 321       .public_key("pubkey".to_string())
 322       .instance_id(inserted_instance.id)
 323       .build();
 324
 325     let inserted_community = Community::create(pool, &new_community).await.unwrap();
 326
 327     // Make timmy a mod
 328     let timmy_moderator_form = CommunityModeratorForm {
 329       community_id: inserted_community.id,
 330       person_id: inserted_timmy.id,
 331     };
 332
 333     let _inserted_moderator = CommunityModerator::join(pool, &timmy_moderator_form)
 334       .await
 335       .unwrap();
 336
 337     let new_post = PostInsertForm::builder()
 338       .name("A test post crv".into())
 339       .creator_id(inserted_timmy.id)
 340       .community_id(inserted_community.id)
 341       .build();
 342
 343     let inserted_post = Post::create(pool, &new_post).await.unwrap();
 344
 345     // sara reports
 346     let sara_report_form = PostReportForm {
 347       creator_id: inserted_sara.id,
 348       post_id: inserted_post.id,
 349       original_post_name: "Orig post".into(),
 350       original_post_url: None,
 351       original_post_body: None,
 352       reason: "from sara".into(),
 353     };
 354
 355     let inserted_sara_report = PostReport::report(pool, &sara_report_form).await.unwrap();
 356
 357     // jessica reports
 358     let jessica_report_form = PostReportForm {
 359       creator_id: inserted_jessica.id,
 360       post_id: inserted_post.id,
 361       original_post_name: "Orig post".into(),
 362       original_post_url: None,
 363       original_post_body: None,
 364       reason: "from jessica".into(),
 365     };
 366
 367     let inserted_jessica_report = PostReport::report(pool, &jessica_report_form)
 368       .await
 369       .unwrap();
 370
 371     let agg = PostAggregates::read(pool, inserted_post.id).await.unwrap();
 372
 373     let read_jessica_report_view =
 374       PostReportView::read(pool, inserted_jessica_report.id, inserted_timmy.id)
 375         .await
 376         .unwrap();
 377     let expected_jessica_report_view = PostReportView {
 378       post_report: inserted_jessica_report.clone(),
 379       post: inserted_post.clone(),
 380       community: Community {
 381         id: inserted_community.id,
 382         name: inserted_community.name,
 383         icon: None,
 384         removed: false,
 385         deleted: false,
 386         nsfw: false,
 387         actor_id: inserted_community.actor_id.clone(),
 388         local: true,
 389         title: inserted_community.title,
 390         description: None,
 391         updated: None,
 392         banner: None,
 393         hidden: false,
 394         posting_restricted_to_mods: false,
 395         published: inserted_community.published,
 396         instance_id: inserted_instance.id,
 397         private_key: inserted_community.private_key.clone(),
 398         public_key: inserted_community.public_key.clone(),
 399         last_refreshed_at: inserted_community.last_refreshed_at,
 400         followers_url: inserted_community.followers_url.clone(),
 401         inbox_url: inserted_community.inbox_url.clone(),
 402         shared_inbox_url: inserted_community.shared_inbox_url.clone(),
 403         moderators_url: inserted_community.moderators_url.clone(),
 404         featured_url: inserted_community.featured_url.clone(),
 405       },
 406       creator: Person {
 407         id: inserted_jessica.id,
 408         name: inserted_jessica.name,
 409         display_name: None,
 410         published: inserted_jessica.published,
 411         avatar: None,
 412         actor_id: inserted_jessica.actor_id.clone(),
 413         local: true,
 414         banned: false,
 415         deleted: false,
 416         admin: false,
 417         bot_account: false,
 418         bio: None,
 419         banner: None,
 420         updated: None,
 421         inbox_url: inserted_jessica.inbox_url.clone(),
 422         shared_inbox_url: None,
 423         matrix_user_id: None,
 424         ban_expires: None,
 425         instance_id: inserted_instance.id,
 426         private_key: inserted_jessica.private_key,
 427         public_key: inserted_jessica.public_key,
 428         last_refreshed_at: inserted_jessica.last_refreshed_at,
 429       },
 430       post_creator: Person {
 431         id: inserted_timmy.id,
 432         name: inserted_timmy.name.clone(),
 433         display_name: None,
 434         published: inserted_timmy.published,
 435         avatar: None,
 436         actor_id: inserted_timmy.actor_id.clone(),
 437         local: true,
 438         banned: false,
 439         deleted: false,
 440         admin: false,
 441         bot_account: false,
 442         bio: None,
 443         banner: None,
 444         updated: None,
 445         inbox_url: inserted_timmy.inbox_url.clone(),
 446         shared_inbox_url: None,
 447         matrix_user_id: None,
 448         ban_expires: None,
 449         instance_id: inserted_instance.id,
 450         private_key: inserted_timmy.private_key.clone(),
 451         public_key: inserted_timmy.public_key.clone(),
 452         last_refreshed_at: inserted_timmy.last_refreshed_at,
 453       },
 454       creator_banned_from_community: false,
 455       my_vote: None,
 456       counts: PostAggregates {
 457         id: agg.id,
 458         post_id: inserted_post.id,
 459         comments: 0,
 460         score: 0,
 461         upvotes: 0,
 462         downvotes: 0,
 463         published: agg.published,
 464         newest_comment_time_necro: inserted_post.published,
 465         newest_comment_time: inserted_post.published,
 466         featured_community: false,
 467         featured_local: false,
 468         hot_rank: 1728,
 469         hot_rank_active: 1728,
 470       },
 471       resolver: None,
 472     };
 473
 474     assert_eq!(read_jessica_report_view, expected_jessica_report_view);
 475
 476     let mut expected_sara_report_view = expected_jessica_report_view.clone();
 477     expected_sara_report_view.post_report = inserted_sara_report;
 478     expected_sara_report_view.my_vote = None;
 479     expected_sara_report_view.creator = Person {
 480       id: inserted_sara.id,
 481       name: inserted_sara.name,
 482       display_name: None,
 483       published: inserted_sara.published,
 484       avatar: None,
 485       actor_id: inserted_sara.actor_id.clone(),
 486       local: true,
 487       banned: false,
 488       deleted: false,
 489       admin: false,
 490       bot_account: false,
 491       bio: None,
 492       banner: None,
 493       updated: None,
 494       inbox_url: inserted_sara.inbox_url.clone(),
 495       shared_inbox_url: None,
 496       matrix_user_id: None,
 497       ban_expires: None,
 498       instance_id: inserted_instance.id,
 499       private_key: inserted_sara.private_key,
 500       public_key: inserted_sara.public_key,
 501       last_refreshed_at: inserted_sara.last_refreshed_at,
 502     };
 503
 504     // Do a batch read of timmys reports
 505     let reports = PostReportQuery::default()
 506       .list(pool, &inserted_timmy)
 507       .await
 508       .unwrap();
 509
 510     assert_eq!(
 511       reports,
 512       [
 513         expected_jessica_report_view.clone(),
 514         expected_sara_report_view.clone()
 515       ]
 516     );
 517
 518     // Make sure the counts are correct
 519     let report_count = PostReportView::get_report_count(pool, inserted_timmy.id, false, None)
 520       .await
 521       .unwrap();
 522     assert_eq!(2, report_count);
 523
 524     // Try to resolve the report
 525     PostReport::resolve(pool, inserted_jessica_report.id, inserted_timmy.id)
 526       .await
 527       .unwrap();
 528     let read_jessica_report_view_after_resolve =
 529       PostReportView::read(pool, inserted_jessica_report.id, inserted_timmy.id)
 530         .await
 531         .unwrap();
 532
 533     let mut expected_jessica_report_view_after_resolve = expected_jessica_report_view;
 534     expected_jessica_report_view_after_resolve
 535       .post_report
 536       .resolved = true;
 537     expected_jessica_report_view_after_resolve
 538       .post_report
 539       .resolver_id = Some(inserted_timmy.id);
 540     expected_jessica_report_view_after_resolve
 541       .post_report
 542       .updated = read_jessica_report_view_after_resolve.post_report.updated;
 543     expected_jessica_report_view_after_resolve.resolver = Some(Person {
 544       id: inserted_timmy.id,
 545       name: inserted_timmy.name.clone(),
 546       display_name: None,
 547       published: inserted_timmy.published,
 548       avatar: None,
 549       actor_id: inserted_timmy.actor_id.clone(),
 550       local: true,
 551       banned: false,
 552       deleted: false,
 553       admin: false,
 554       bot_account: false,
 555       bio: None,
 556       banner: None,
 557       updated: None,
 558       inbox_url: inserted_timmy.inbox_url.clone(),
 559       shared_inbox_url: None,
 560       matrix_user_id: None,
 561       ban_expires: None,
 562       instance_id: inserted_instance.id,
 563       private_key: inserted_timmy.private_key.clone(),
 564       public_key: inserted_timmy.public_key.clone(),
 565       last_refreshed_at: inserted_timmy.last_refreshed_at,
 566     });
 567
 568     assert_eq!(
 569       read_jessica_report_view_after_resolve,
 570       expected_jessica_report_view_after_resolve
 571     );
 572
 573     // Do a batch read of timmys reports
 574     // It should only show saras, which is unresolved
 575     let reports_after_resolve = PostReportQuery {
 576       unresolved_only: (Some(true)),
 577       ..Default::default()
 578     }
 579     .list(pool, &inserted_timmy)
 580     .await
 581     .unwrap();
 582     assert_eq!(reports_after_resolve[0], expected_sara_report_view);
 583
 584     // Make sure the counts are correct
 585     let report_count_after_resolved =
 586       PostReportView::get_report_count(pool, inserted_timmy.id, false, None)
 587         .await
 588         .unwrap();
 589     assert_eq!(1, report_count_after_resolved);
 590
 591     Person::delete(pool, inserted_timmy.id).await.unwrap();
 592     Person::delete(pool, inserted_sara.id).await.unwrap();
 593     Person::delete(pool, inserted_jessica.id).await.unwrap();
 594     Community::delete(pool, inserted_community.id)
 595       .await
 596       .unwrap();
 597     Instance::delete(pool, inserted_instance.id).await.unwrap();
 598   }
 599 }