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 use typed_builder::TypedBuilder;
  34
  35 type PostReportViewTuple = (
  36   PostReport,
  37   Post,
  38   Community,
  39   Person,
  40   Person,
  41   Option<CommunityPersonBan>,
  42   Option<i16>,
  43   PostAggregates,
  44   Option<Person>,
  45 );
  46
  47 impl PostReportView {
  48   /// returns the PostReportView for the provided report_id
  49   ///
  50   /// * `report_id` - the report id to obtain
  51   pub async fn read(
  52     pool: &mut DbPool<'_>,
  53     report_id: PostReportId,
  54     my_person_id: PersonId,
  55   ) -> Result<Self, Error> {
  56     let conn = &mut get_conn(pool).await?;
  57     let (person_alias_1, person_alias_2) = diesel::alias!(person as person1, person as person2);
  58
  59     let (
  60       post_report,
  61       post,
  62       community,
  63       creator,
  64       post_creator,
  65       creator_banned_from_community,
  66       post_like,
  67       counts,
  68       resolver,
  69     ) = post_report::table
  70       .find(report_id)
  71       .inner_join(post::table)
  72       .inner_join(community::table.on(post::community_id.eq(community::id)))
  73       .inner_join(person::table.on(post_report::creator_id.eq(person::id)))
  74       .inner_join(person_alias_1.on(post::creator_id.eq(person_alias_1.field(person::id))))
  75       .left_join(
  76         community_person_ban::table.on(
  77           post::community_id
  78             .eq(community_person_ban::community_id)
  79             .and(community_person_ban::person_id.eq(post::creator_id)),
  80         ),
  81       )
  82       .left_join(
  83         post_like::table.on(
  84           post::id
  85             .eq(post_like::post_id)
  86             .and(post_like::person_id.eq(my_person_id)),
  87         ),
  88       )
  89       .inner_join(post_aggregates::table.on(post_report::post_id.eq(post_aggregates::post_id)))
  90       .left_join(
  91         person_alias_2.on(post_report::resolver_id.eq(person_alias_2.field(person::id).nullable())),
  92       )
  93       .select((
  94         post_report::all_columns,
  95         post::all_columns,
  96         community::all_columns,
  97         person::all_columns,
  98         person_alias_1.fields(person::all_columns),
  99         community_person_ban::all_columns.nullable(),
 100         post_like::score.nullable(),
 101         post_aggregates::all_columns,
 102         person_alias_2.fields(person::all_columns.nullable()),
 103       ))
 104       .first::<PostReportViewTuple>(conn)
 105       .await?;
 106
 107     let my_vote = post_like;
 108
 109     Ok(Self {
 110       post_report,
 111       post,
 112       community,
 113       creator,
 114       post_creator,
 115       creator_banned_from_community: creator_banned_from_community.is_some(),
 116       my_vote,
 117       counts,
 118       resolver,
 119     })
 120   }
 121
 122   /// returns the current unresolved post report count for the communities you mod
 123   pub async fn get_report_count(
 124     pool: &mut DbPool<'_>,
 125     my_person_id: PersonId,
 126     admin: bool,
 127     community_id: Option<CommunityId>,
 128   ) -> Result<i64, Error> {
 129     use diesel::dsl::count;
 130     let conn = &mut get_conn(pool).await?;
 131     let mut query = post_report::table
 132       .inner_join(post::table)
 133       .filter(post_report::resolved.eq(false))
 134       .into_boxed();
 135
 136     if let Some(community_id) = community_id {
 137       query = query.filter(post::community_id.eq(community_id))
 138     }
 139
 140     // If its not an admin, get only the ones you mod
 141     if !admin {
 142       query
 143         .inner_join(
 144           community_moderator::table.on(
 145             community_moderator::community_id
 146               .eq(post::community_id)
 147               .and(community_moderator::person_id.eq(my_person_id)),
 148           ),
 149         )
 150         .select(count(post_report::id))
 151         .first::<i64>(conn)
 152         .await
 153     } else {
 154       query
 155         .select(count(post_report::id))
 156         .first::<i64>(conn)
 157         .await
 158     }
 159   }
 160 }
 161
 162 #[derive(TypedBuilder)]
 163 #[builder(field_defaults(default))]
 164 pub struct PostReportQuery<'a, 'b: 'a> {
 165   #[builder(!default)]
 166   pool: &'a mut DbPool<'b>,
 167   #[builder(!default)]
 168   my_person_id: PersonId,
 169   #[builder(!default)]
 170   admin: bool,
 171   community_id: Option<CommunityId>,
 172   page: Option<i64>,
 173   limit: Option<i64>,
 174   unresolved_only: Option<bool>,
 175 }
 176
 177 impl<'a, 'b: 'a> PostReportQuery<'a, 'b> {
 178   pub async fn list(self) -> Result<Vec<PostReportView>, Error> {
 179     let conn = &mut get_conn(self.pool).await?;
 180     let (person_alias_1, person_alias_2) = diesel::alias!(person as person1, person as person2);
 181
 182     let mut query = post_report::table
 183       .inner_join(post::table)
 184       .inner_join(community::table.on(post::community_id.eq(community::id)))
 185       .inner_join(person::table.on(post_report::creator_id.eq(person::id)))
 186       .inner_join(person_alias_1.on(post::creator_id.eq(person_alias_1.field(person::id))))
 187       .left_join(
 188         community_person_ban::table.on(
 189           post::community_id
 190             .eq(community_person_ban::community_id)
 191             .and(community_person_ban::person_id.eq(post::creator_id)),
 192         ),
 193       )
 194       .left_join(
 195         post_like::table.on(
 196           post::id
 197             .eq(post_like::post_id)
 198             .and(post_like::person_id.eq(self.my_person_id)),
 199         ),
 200       )
 201       .inner_join(post_aggregates::table.on(post_report::post_id.eq(post_aggregates::post_id)))
 202       .left_join(
 203         person_alias_2.on(post_report::resolver_id.eq(person_alias_2.field(person::id).nullable())),
 204       )
 205       .select((
 206         post_report::all_columns,
 207         post::all_columns,
 208         community::all_columns,
 209         person::all_columns,
 210         person_alias_1.fields(person::all_columns),
 211         community_person_ban::all_columns.nullable(),
 212         post_like::score.nullable(),
 213         post_aggregates::all_columns,
 214         person_alias_2.fields(person::all_columns.nullable()),
 215       ))
 216       .into_boxed();
 217
 218     if let Some(community_id) = self.community_id {
 219       query = query.filter(post::community_id.eq(community_id));
 220     }
 221
 222     if self.unresolved_only.unwrap_or(false) {
 223       query = query.filter(post_report::resolved.eq(false));
 224     }
 225
 226     let (limit, offset) = limit_and_offset(self.page, self.limit)?;
 227
 228     query = query
 229       .order_by(post_report::published.desc())
 230       .limit(limit)
 231       .offset(offset);
 232
 233     // If its not an admin, get only the ones you mod
 234     let res = if !self.admin {
 235       query
 236         .inner_join(
 237           community_moderator::table.on(
 238             community_moderator::community_id
 239               .eq(post::community_id)
 240               .and(community_moderator::person_id.eq(self.my_person_id)),
 241           ),
 242         )
 243         .load::<PostReportViewTuple>(conn)
 244         .await?
 245     } else {
 246       query.load::<PostReportViewTuple>(conn).await?
 247     };
 248
 249     Ok(res.into_iter().map(PostReportView::from_tuple).collect())
 250   }
 251 }
 252
 253 impl JoinView for PostReportView {
 254   type JoinTuple = PostReportViewTuple;
 255   fn from_tuple(a: Self::JoinTuple) -> Self {
 256     Self {
 257       post_report: a.0,
 258       post: a.1,
 259       community: a.2,
 260       creator: a.3,
 261       post_creator: a.4,
 262       creator_banned_from_community: a.5.is_some(),
 263       my_vote: a.6,
 264       counts: a.7,
 265       resolver: a.8,
 266     }
 267   }
 268 }
 269
 270 #[cfg(test)]
 271 mod tests {
 272   use crate::post_report_view::{PostReportQuery, PostReportView};
 273   use lemmy_db_schema::{
 274     aggregates::structs::PostAggregates,
 275     source::{
 276       community::{Community, CommunityInsertForm, CommunityModerator, CommunityModeratorForm},
 277       instance::Instance,
 278       person::{Person, PersonInsertForm},
 279       post::{Post, PostInsertForm},
 280       post_report::{PostReport, PostReportForm},
 281     },
 282     traits::{Crud, Joinable, Reportable},
 283     utils::build_db_pool_for_tests,
 284   };
 285   use serial_test::serial;
 286
 287   #[tokio::test]
 288   #[serial]
 289   async fn test_crud() {
 290     let pool = &build_db_pool_for_tests().await;
 291     let pool = &mut pool.into();
 292
 293     let inserted_instance = Instance::read_or_create(pool, "my_domain.tld".to_string())
 294       .await
 295       .unwrap();
 296
 297     let new_person = PersonInsertForm::builder()
 298       .name("timmy_prv".into())
 299       .public_key("pubkey".to_string())
 300       .instance_id(inserted_instance.id)
 301       .build();
 302
 303     let inserted_timmy = Person::create(pool, &new_person).await.unwrap();
 304
 305     let new_person_2 = PersonInsertForm::builder()
 306       .name("sara_prv".into())
 307       .public_key("pubkey".to_string())
 308       .instance_id(inserted_instance.id)
 309       .build();
 310
 311     let inserted_sara = Person::create(pool, &new_person_2).await.unwrap();
 312
 313     // Add a third person, since new ppl can only report something once.
 314     let new_person_3 = PersonInsertForm::builder()
 315       .name("jessica_prv".into())
 316       .public_key("pubkey".to_string())
 317       .instance_id(inserted_instance.id)
 318       .build();
 319
 320     let inserted_jessica = Person::create(pool, &new_person_3).await.unwrap();
 321
 322     let new_community = CommunityInsertForm::builder()
 323       .name("test community prv".to_string())
 324       .title("nada".to_owned())
 325       .public_key("pubkey".to_string())
 326       .instance_id(inserted_instance.id)
 327       .build();
 328
 329     let inserted_community = Community::create(pool, &new_community).await.unwrap();
 330
 331     // Make timmy a mod
 332     let timmy_moderator_form = CommunityModeratorForm {
 333       community_id: inserted_community.id,
 334       person_id: inserted_timmy.id,
 335     };
 336
 337     let _inserted_moderator = CommunityModerator::join(pool, &timmy_moderator_form)
 338       .await
 339       .unwrap();
 340
 341     let new_post = PostInsertForm::builder()
 342       .name("A test post crv".into())
 343       .creator_id(inserted_timmy.id)
 344       .community_id(inserted_community.id)
 345       .build();
 346
 347     let inserted_post = Post::create(pool, &new_post).await.unwrap();
 348
 349     // sara reports
 350     let sara_report_form = PostReportForm {
 351       creator_id: inserted_sara.id,
 352       post_id: inserted_post.id,
 353       original_post_name: "Orig post".into(),
 354       original_post_url: None,
 355       original_post_body: None,
 356       reason: "from sara".into(),
 357     };
 358
 359     let inserted_sara_report = PostReport::report(pool, &sara_report_form).await.unwrap();
 360
 361     // jessica reports
 362     let jessica_report_form = PostReportForm {
 363       creator_id: inserted_jessica.id,
 364       post_id: inserted_post.id,
 365       original_post_name: "Orig post".into(),
 366       original_post_url: None,
 367       original_post_body: None,
 368       reason: "from jessica".into(),
 369     };
 370
 371     let inserted_jessica_report = PostReport::report(pool, &jessica_report_form)
 372       .await
 373       .unwrap();
 374
 375     let agg = PostAggregates::read(pool, inserted_post.id).await.unwrap();
 376
 377     let read_jessica_report_view =
 378       PostReportView::read(pool, inserted_jessica_report.id, inserted_timmy.id)
 379         .await
 380         .unwrap();
 381     let expected_jessica_report_view = PostReportView {
 382       post_report: inserted_jessica_report.clone(),
 383       post: inserted_post.clone(),
 384       community: Community {
 385         id: inserted_community.id,
 386         name: inserted_community.name,
 387         icon: None,
 388         removed: false,
 389         deleted: false,
 390         nsfw: false,
 391         actor_id: inserted_community.actor_id.clone(),
 392         local: true,
 393         title: inserted_community.title,
 394         description: None,
 395         updated: None,
 396         banner: None,
 397         hidden: false,
 398         posting_restricted_to_mods: false,
 399         published: inserted_community.published,
 400         instance_id: inserted_instance.id,
 401         private_key: inserted_community.private_key.clone(),
 402         public_key: inserted_community.public_key.clone(),
 403         last_refreshed_at: inserted_community.last_refreshed_at,
 404         followers_url: inserted_community.followers_url.clone(),
 405         inbox_url: inserted_community.inbox_url.clone(),
 406         shared_inbox_url: inserted_community.shared_inbox_url.clone(),
 407         moderators_url: inserted_community.moderators_url.clone(),
 408         featured_url: inserted_community.featured_url.clone(),
 409       },
 410       creator: Person {
 411         id: inserted_jessica.id,
 412         name: inserted_jessica.name,
 413         display_name: None,
 414         published: inserted_jessica.published,
 415         avatar: None,
 416         actor_id: inserted_jessica.actor_id.clone(),
 417         local: true,
 418         banned: false,
 419         deleted: false,
 420         admin: false,
 421         bot_account: false,
 422         bio: None,
 423         banner: None,
 424         updated: None,
 425         inbox_url: inserted_jessica.inbox_url.clone(),
 426         shared_inbox_url: None,
 427         matrix_user_id: None,
 428         ban_expires: None,
 429         instance_id: inserted_instance.id,
 430         private_key: inserted_jessica.private_key,
 431         public_key: inserted_jessica.public_key,
 432         last_refreshed_at: inserted_jessica.last_refreshed_at,
 433       },
 434       post_creator: Person {
 435         id: inserted_timmy.id,
 436         name: inserted_timmy.name.clone(),
 437         display_name: None,
 438         published: inserted_timmy.published,
 439         avatar: None,
 440         actor_id: inserted_timmy.actor_id.clone(),
 441         local: true,
 442         banned: false,
 443         deleted: false,
 444         admin: false,
 445         bot_account: false,
 446         bio: None,
 447         banner: None,
 448         updated: None,
 449         inbox_url: inserted_timmy.inbox_url.clone(),
 450         shared_inbox_url: None,
 451         matrix_user_id: None,
 452         ban_expires: None,
 453         instance_id: inserted_instance.id,
 454         private_key: inserted_timmy.private_key.clone(),
 455         public_key: inserted_timmy.public_key.clone(),
 456         last_refreshed_at: inserted_timmy.last_refreshed_at,
 457       },
 458       creator_banned_from_community: false,
 459       my_vote: None,
 460       counts: PostAggregates {
 461         id: agg.id,
 462         post_id: inserted_post.id,
 463         comments: 0,
 464         score: 0,
 465         upvotes: 0,
 466         downvotes: 0,
 467         published: agg.published,
 468         newest_comment_time_necro: inserted_post.published,
 469         newest_comment_time: inserted_post.published,
 470         featured_community: false,
 471         featured_local: false,
 472         hot_rank: 1728,
 473         hot_rank_active: 1728,
 474       },
 475       resolver: None,
 476     };
 477
 478     assert_eq!(read_jessica_report_view, expected_jessica_report_view);
 479
 480     let mut expected_sara_report_view = expected_jessica_report_view.clone();
 481     expected_sara_report_view.post_report = inserted_sara_report;
 482     expected_sara_report_view.my_vote = None;
 483     expected_sara_report_view.creator = Person {
 484       id: inserted_sara.id,
 485       name: inserted_sara.name,
 486       display_name: None,
 487       published: inserted_sara.published,
 488       avatar: None,
 489       actor_id: inserted_sara.actor_id.clone(),
 490       local: true,
 491       banned: false,
 492       deleted: false,
 493       admin: false,
 494       bot_account: false,
 495       bio: None,
 496       banner: None,
 497       updated: None,
 498       inbox_url: inserted_sara.inbox_url.clone(),
 499       shared_inbox_url: None,
 500       matrix_user_id: None,
 501       ban_expires: None,
 502       instance_id: inserted_instance.id,
 503       private_key: inserted_sara.private_key,
 504       public_key: inserted_sara.public_key,
 505       last_refreshed_at: inserted_sara.last_refreshed_at,
 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(Person {
 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       private_key: inserted_timmy.private_key.clone(),
 572       public_key: inserted_timmy.public_key.clone(),
 573       last_refreshed_at: inserted_timmy.last_refreshed_at,
 574     });
 575
 576     assert_eq!(
 577       read_jessica_report_view_after_resolve,
 578       expected_jessica_report_view_after_resolve
 579     );
 580
 581     // Do a batch read of timmys reports
 582     // It should only show saras, which is unresolved
 583     let reports_after_resolve = PostReportQuery::builder()
 584       .pool(pool)
 585       .my_person_id(inserted_timmy.id)
 586       .admin(false)
 587       .unresolved_only(Some(true))
 588       .build()
 589       .list()
 590       .await
 591       .unwrap();
 592     assert_eq!(reports_after_resolve[0], expected_sara_report_view);
 593
 594     // Make sure the counts are correct
 595     let report_count_after_resolved =
 596       PostReportView::get_report_count(pool, inserted_timmy.id, false, None)
 597         .await
 598         .unwrap();
 599     assert_eq!(1, report_count_after_resolved);
 600
 601     Person::delete(pool, inserted_timmy.id).await.unwrap();
 602     Person::delete(pool, inserted_sara.id).await.unwrap();
 603     Person::delete(pool, inserted_jessica.id).await.unwrap();
 604     Community::delete(pool, inserted_community.id)
 605       .await
 606       .unwrap();
 607     Instance::delete(pool, inserted_instance.id).await.unwrap();
 608   }
 609 }