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},
  27     person::Person,
  28     post::Post,
  29     post_report::PostReport,
  30   },
  31   traits::JoinView,
  32   utils::{get_conn, limit_and_offset, DbPool},
  33 };
  34 use typed_builder::TypedBuilder;
  35
  36 type PostReportViewTuple = (
  37   PostReport,
  38   Post,
  39   Community,
  40   Person,
  41   Person,
  42   Option<CommunityPersonBan>,
  43   Option<i16>,
  44   PostAggregates,
  45   Option<Person>,
  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::all_columns,
 103         person::all_columns,
 104         person_alias_1.fields(person::all_columns),
 105         community_person_ban::all_columns.nullable(),
 106         post_like::score.nullable(),
 107         post_aggregates::all_columns,
 108         person_alias_2.fields(person::all_columns.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::all_columns,
 220         person::all_columns,
 221         person_alias_1.fields(person::all_columns),
 222         community_person_ban::all_columns.nullable(),
 223         post_like::score.nullable(),
 224         post_aggregates::all_columns,
 225         person_alias_2.fields(person::all_columns.nullable()),
 226       ))
 227       .into_boxed();
 228
 229     if let Some(community_id) = self.community_id {
 230       query = query.filter(post::community_id.eq(community_id));
 231     }
 232
 233     if self.unresolved_only.unwrap_or(true) {
 234       query = query.filter(post_report::resolved.eq(false));
 235     }
 236
 237     let (limit, offset) = limit_and_offset(self.page, self.limit)?;
 238
 239     query = query
 240       .order_by(post_report::published.desc())
 241       .limit(limit)
 242       .offset(offset);
 243
 244     // If its not an admin, get only the ones you mod
 245     let res = if !self.admin {
 246       query
 247         .inner_join(
 248           community_moderator::table.on(
 249             community_moderator::community_id
 250               .eq(post::community_id)
 251               .and(community_moderator::person_id.eq(self.my_person_id)),
 252           ),
 253         )
 254         .load::<PostReportViewTuple>(conn)
 255         .await?
 256     } else {
 257       query.load::<PostReportViewTuple>(conn).await?
 258     };
 259
 260     Ok(res.into_iter().map(PostReportView::from_tuple).collect())
 261   }
 262 }
 263
 264 impl JoinView for PostReportView {
 265   type JoinTuple = PostReportViewTuple;
 266   fn from_tuple(a: Self::JoinTuple) -> Self {
 267     Self {
 268       post_report: a.0,
 269       post: a.1,
 270       community: a.2,
 271       creator: a.3,
 272       post_creator: a.4,
 273       creator_banned_from_community: a.5.is_some(),
 274       my_vote: a.6,
 275       counts: a.7,
 276       resolver: a.8,
 277     }
 278   }
 279 }
 280
 281 #[cfg(test)]
 282 mod tests {
 283   use crate::post_report_view::{PostReportQuery, PostReportView};
 284   use lemmy_db_schema::{
 285     aggregates::structs::PostAggregates,
 286     source::{
 287       community::{Community, CommunityInsertForm, CommunityModerator, CommunityModeratorForm},
 288       instance::Instance,
 289       person::{Person, PersonInsertForm},
 290       post::{Post, PostInsertForm},
 291       post_report::{PostReport, PostReportForm},
 292     },
 293     traits::{Crud, Joinable, Reportable},
 294     utils::build_db_pool_for_tests,
 295   };
 296   use serial_test::serial;
 297
 298   #[tokio::test]
 299   #[serial]
 300   async fn test_crud() {
 301     let pool = &build_db_pool_for_tests().await;
 302
 303     let inserted_instance = Instance::read_or_create(pool, "my_domain.tld".to_string())
 304       .await
 305       .unwrap();
 306
 307     let new_person = PersonInsertForm::builder()
 308       .name("timmy_prv".into())
 309       .public_key("pubkey".to_string())
 310       .instance_id(inserted_instance.id)
 311       .build();
 312
 313     let inserted_timmy = Person::create(pool, &new_person).await.unwrap();
 314
 315     let new_person_2 = PersonInsertForm::builder()
 316       .name("sara_prv".into())
 317       .public_key("pubkey".to_string())
 318       .instance_id(inserted_instance.id)
 319       .build();
 320
 321     let inserted_sara = Person::create(pool, &new_person_2).await.unwrap();
 322
 323     // Add a third person, since new ppl can only report something once.
 324     let new_person_3 = PersonInsertForm::builder()
 325       .name("jessica_prv".into())
 326       .public_key("pubkey".to_string())
 327       .instance_id(inserted_instance.id)
 328       .build();
 329
 330     let inserted_jessica = Person::create(pool, &new_person_3).await.unwrap();
 331
 332     let new_community = CommunityInsertForm::builder()
 333       .name("test community prv".to_string())
 334       .title("nada".to_owned())
 335       .public_key("pubkey".to_string())
 336       .instance_id(inserted_instance.id)
 337       .build();
 338
 339     let inserted_community = Community::create(pool, &new_community).await.unwrap();
 340
 341     // Make timmy a mod
 342     let timmy_moderator_form = CommunityModeratorForm {
 343       community_id: inserted_community.id,
 344       person_id: inserted_timmy.id,
 345     };
 346
 347     let _inserted_moderator = CommunityModerator::join(pool, &timmy_moderator_form)
 348       .await
 349       .unwrap();
 350
 351     let new_post = PostInsertForm::builder()
 352       .name("A test post crv".into())
 353       .creator_id(inserted_timmy.id)
 354       .community_id(inserted_community.id)
 355       .build();
 356
 357     let inserted_post = Post::create(pool, &new_post).await.unwrap();
 358
 359     // sara reports
 360     let sara_report_form = PostReportForm {
 361       creator_id: inserted_sara.id,
 362       post_id: inserted_post.id,
 363       original_post_name: "Orig post".into(),
 364       original_post_url: None,
 365       original_post_body: None,
 366       reason: "from sara".into(),
 367     };
 368
 369     let inserted_sara_report = PostReport::report(pool, &sara_report_form).await.unwrap();
 370
 371     // jessica reports
 372     let jessica_report_form = PostReportForm {
 373       creator_id: inserted_jessica.id,
 374       post_id: inserted_post.id,
 375       original_post_name: "Orig post".into(),
 376       original_post_url: None,
 377       original_post_body: None,
 378       reason: "from jessica".into(),
 379     };
 380
 381     let inserted_jessica_report = PostReport::report(pool, &jessica_report_form)
 382       .await
 383       .unwrap();
 384
 385     let agg = PostAggregates::read(pool, inserted_post.id).await.unwrap();
 386
 387     let read_jessica_report_view =
 388       PostReportView::read(pool, inserted_jessica_report.id, inserted_timmy.id)
 389         .await
 390         .unwrap();
 391     let expected_jessica_report_view = PostReportView {
 392       post_report: inserted_jessica_report.clone(),
 393       post: inserted_post.clone(),
 394       community: Community {
 395         id: inserted_community.id,
 396         name: inserted_community.name,
 397         icon: None,
 398         removed: false,
 399         deleted: false,
 400         nsfw: false,
 401         actor_id: inserted_community.actor_id.clone(),
 402         local: true,
 403         title: inserted_community.title,
 404         description: None,
 405         updated: None,
 406         banner: None,
 407         hidden: false,
 408         posting_restricted_to_mods: false,
 409         published: inserted_community.published,
 410         instance_id: inserted_instance.id,
 411         private_key: inserted_community.private_key.clone(),
 412         public_key: inserted_community.public_key.clone(),
 413         last_refreshed_at: inserted_community.last_refreshed_at,
 414         followers_url: inserted_community.followers_url.clone(),
 415         inbox_url: inserted_community.inbox_url.clone(),
 416         shared_inbox_url: inserted_community.shared_inbox_url.clone(),
 417         moderators_url: inserted_community.moderators_url.clone(),
 418         featured_url: inserted_community.featured_url.clone(),
 419       },
 420       creator: Person {
 421         id: inserted_jessica.id,
 422         name: inserted_jessica.name,
 423         display_name: None,
 424         published: inserted_jessica.published,
 425         avatar: None,
 426         actor_id: inserted_jessica.actor_id.clone(),
 427         local: true,
 428         banned: false,
 429         deleted: false,
 430         admin: false,
 431         bot_account: false,
 432         bio: None,
 433         banner: None,
 434         updated: None,
 435         inbox_url: inserted_jessica.inbox_url.clone(),
 436         shared_inbox_url: None,
 437         matrix_user_id: None,
 438         ban_expires: None,
 439         instance_id: inserted_instance.id,
 440         private_key: inserted_jessica.private_key,
 441         public_key: inserted_jessica.public_key,
 442         last_refreshed_at: inserted_jessica.last_refreshed_at,
 443       },
 444       post_creator: Person {
 445         id: inserted_timmy.id,
 446         name: inserted_timmy.name.clone(),
 447         display_name: None,
 448         published: inserted_timmy.published,
 449         avatar: None,
 450         actor_id: inserted_timmy.actor_id.clone(),
 451         local: true,
 452         banned: false,
 453         deleted: false,
 454         admin: false,
 455         bot_account: false,
 456         bio: None,
 457         banner: None,
 458         updated: None,
 459         inbox_url: inserted_timmy.inbox_url.clone(),
 460         shared_inbox_url: None,
 461         matrix_user_id: None,
 462         ban_expires: None,
 463         instance_id: inserted_instance.id,
 464         private_key: inserted_timmy.private_key.clone(),
 465         public_key: inserted_timmy.public_key.clone(),
 466         last_refreshed_at: inserted_timmy.last_refreshed_at,
 467       },
 468       creator_banned_from_community: false,
 469       my_vote: None,
 470       counts: PostAggregates {
 471         id: agg.id,
 472         post_id: inserted_post.id,
 473         comments: 0,
 474         score: 0,
 475         upvotes: 0,
 476         downvotes: 0,
 477         published: agg.published,
 478         newest_comment_time_necro: inserted_post.published,
 479         newest_comment_time: inserted_post.published,
 480         featured_community: false,
 481         featured_local: false,
 482       },
 483       resolver: None,
 484     };
 485
 486     assert_eq!(read_jessica_report_view, expected_jessica_report_view);
 487
 488     let mut expected_sara_report_view = expected_jessica_report_view.clone();
 489     expected_sara_report_view.post_report = inserted_sara_report;
 490     expected_sara_report_view.my_vote = None;
 491     expected_sara_report_view.creator = Person {
 492       id: inserted_sara.id,
 493       name: inserted_sara.name,
 494       display_name: None,
 495       published: inserted_sara.published,
 496       avatar: None,
 497       actor_id: inserted_sara.actor_id.clone(),
 498       local: true,
 499       banned: false,
 500       deleted: false,
 501       admin: false,
 502       bot_account: false,
 503       bio: None,
 504       banner: None,
 505       updated: None,
 506       inbox_url: inserted_sara.inbox_url.clone(),
 507       shared_inbox_url: None,
 508       matrix_user_id: None,
 509       ban_expires: None,
 510       instance_id: inserted_instance.id,
 511       private_key: inserted_sara.private_key,
 512       public_key: inserted_sara.public_key,
 513       last_refreshed_at: inserted_sara.last_refreshed_at,
 514     };
 515
 516     // Do a batch read of timmys reports
 517     let reports = PostReportQuery::builder()
 518       .pool(pool)
 519       .my_person_id(inserted_timmy.id)
 520       .admin(false)
 521       .build()
 522       .list()
 523       .await
 524       .unwrap();
 525
 526     assert_eq!(
 527       reports,
 528       [
 529         expected_jessica_report_view.clone(),
 530         expected_sara_report_view.clone()
 531       ]
 532     );
 533
 534     // Make sure the counts are correct
 535     let report_count = PostReportView::get_report_count(pool, inserted_timmy.id, false, None)
 536       .await
 537       .unwrap();
 538     assert_eq!(2, report_count);
 539
 540     // Try to resolve the report
 541     PostReport::resolve(pool, inserted_jessica_report.id, inserted_timmy.id)
 542       .await
 543       .unwrap();
 544     let read_jessica_report_view_after_resolve =
 545       PostReportView::read(pool, inserted_jessica_report.id, inserted_timmy.id)
 546         .await
 547         .unwrap();
 548
 549     let mut expected_jessica_report_view_after_resolve = expected_jessica_report_view;
 550     expected_jessica_report_view_after_resolve
 551       .post_report
 552       .resolved = true;
 553     expected_jessica_report_view_after_resolve
 554       .post_report
 555       .resolver_id = Some(inserted_timmy.id);
 556     expected_jessica_report_view_after_resolve
 557       .post_report
 558       .updated = read_jessica_report_view_after_resolve.post_report.updated;
 559     expected_jessica_report_view_after_resolve.resolver = Some(Person {
 560       id: inserted_timmy.id,
 561       name: inserted_timmy.name.clone(),
 562       display_name: None,
 563       published: inserted_timmy.published,
 564       avatar: None,
 565       actor_id: inserted_timmy.actor_id.clone(),
 566       local: true,
 567       banned: false,
 568       deleted: false,
 569       admin: false,
 570       bot_account: false,
 571       bio: None,
 572       banner: None,
 573       updated: None,
 574       inbox_url: inserted_timmy.inbox_url.clone(),
 575       shared_inbox_url: None,
 576       matrix_user_id: None,
 577       ban_expires: None,
 578       instance_id: inserted_instance.id,
 579       private_key: inserted_timmy.private_key.clone(),
 580       public_key: inserted_timmy.public_key.clone(),
 581       last_refreshed_at: inserted_timmy.last_refreshed_at,
 582     });
 583
 584     assert_eq!(
 585       read_jessica_report_view_after_resolve,
 586       expected_jessica_report_view_after_resolve
 587     );
 588
 589     // Do a batch read of timmys reports
 590     // It should only show saras, which is unresolved
 591     let reports_after_resolve = PostReportQuery::builder()
 592       .pool(pool)
 593       .my_person_id(inserted_timmy.id)
 594       .admin(false)
 595       .build()
 596       .list()
 597       .await
 598       .unwrap();
 599     assert_eq!(reports_after_resolve[0], expected_sara_report_view);
 600
 601     // Make sure the counts are correct
 602     let report_count_after_resolved =
 603       PostReportView::get_report_count(pool, inserted_timmy.id, false, None)
 604         .await
 605         .unwrap();
 606     assert_eq!(1, report_count_after_resolved);
 607
 608     Person::delete(pool, inserted_timmy.id).await.unwrap();
 609     Person::delete(pool, inserted_sara.id).await.unwrap();
 610     Person::delete(pool, inserted_jessica.id).await.unwrap();
 611     Community::delete(pool, inserted_community.id)
 612       .await
 613       .unwrap();
 614     Instance::delete(pool, inserted_instance.id).await.unwrap();
 615   }
 616 }