crates/db_views/src/post_report_view.rs

   1 use crate::structs::PostReportView;
   2 use diesel::{
   3   dsl::*,
   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::*;
 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       instance::Instance,
 294       person::*,
 295       post::*,
 296       post_report::{PostReport, PostReportForm},
 297     },
 298     traits::{Crud, Joinable, Reportable},
 299     utils::build_db_pool_for_tests,
 300   };
 301   use serial_test::serial;
 302
 303   #[tokio::test]
 304   #[serial]
 305   async fn test_crud() {
 306     let pool = &build_db_pool_for_tests().await;
 307
 308     let inserted_instance = Instance::create(pool, "my_domain.tld").await.unwrap();
 309
 310     let new_person = PersonInsertForm::builder()
 311       .name("timmy_prv".into())
 312       .public_key("pubkey".to_string())
 313       .instance_id(inserted_instance.id)
 314       .build();
 315
 316     let inserted_timmy = Person::create(pool, &new_person).await.unwrap();
 317
 318     let new_person_2 = PersonInsertForm::builder()
 319       .name("sara_prv".into())
 320       .public_key("pubkey".to_string())
 321       .instance_id(inserted_instance.id)
 322       .build();
 323
 324     let inserted_sara = Person::create(pool, &new_person_2).await.unwrap();
 325
 326     // Add a third person, since new ppl can only report something once.
 327     let new_person_3 = PersonInsertForm::builder()
 328       .name("jessica_prv".into())
 329       .public_key("pubkey".to_string())
 330       .instance_id(inserted_instance.id)
 331       .build();
 332
 333     let inserted_jessica = Person::create(pool, &new_person_3).await.unwrap();
 334
 335     let new_community = CommunityInsertForm::builder()
 336       .name("test community prv".to_string())
 337       .title("nada".to_owned())
 338       .public_key("pubkey".to_string())
 339       .instance_id(inserted_instance.id)
 340       .build();
 341
 342     let inserted_community = Community::create(pool, &new_community).await.unwrap();
 343
 344     // Make timmy a mod
 345     let timmy_moderator_form = CommunityModeratorForm {
 346       community_id: inserted_community.id,
 347       person_id: inserted_timmy.id,
 348     };
 349
 350     let _inserted_moderator = CommunityModerator::join(pool, &timmy_moderator_form)
 351       .await
 352       .unwrap();
 353
 354     let new_post = PostInsertForm::builder()
 355       .name("A test post crv".into())
 356       .creator_id(inserted_timmy.id)
 357       .community_id(inserted_community.id)
 358       .build();
 359
 360     let inserted_post = Post::create(pool, &new_post).await.unwrap();
 361
 362     // sara reports
 363     let sara_report_form = PostReportForm {
 364       creator_id: inserted_sara.id,
 365       post_id: inserted_post.id,
 366       original_post_name: "Orig post".into(),
 367       original_post_url: None,
 368       original_post_body: None,
 369       reason: "from sara".into(),
 370     };
 371
 372     let inserted_sara_report = PostReport::report(pool, &sara_report_form).await.unwrap();
 373
 374     // jessica reports
 375     let jessica_report_form = PostReportForm {
 376       creator_id: inserted_jessica.id,
 377       post_id: inserted_post.id,
 378       original_post_name: "Orig post".into(),
 379       original_post_url: None,
 380       original_post_body: None,
 381       reason: "from jessica".into(),
 382     };
 383
 384     let inserted_jessica_report = PostReport::report(pool, &jessica_report_form)
 385       .await
 386       .unwrap();
 387
 388     let agg = PostAggregates::read(pool, inserted_post.id).await.unwrap();
 389
 390     let read_jessica_report_view =
 391       PostReportView::read(pool, inserted_jessica_report.id, inserted_timmy.id)
 392         .await
 393         .unwrap();
 394     let expected_jessica_report_view = PostReportView {
 395       post_report: inserted_jessica_report.to_owned(),
 396       post: inserted_post.to_owned(),
 397       community: CommunitySafe {
 398         id: inserted_community.id,
 399         name: inserted_community.name,
 400         icon: None,
 401         removed: false,
 402         deleted: false,
 403         nsfw: false,
 404         actor_id: inserted_community.actor_id.to_owned(),
 405         local: true,
 406         title: inserted_community.title,
 407         description: None,
 408         updated: None,
 409         banner: None,
 410         hidden: false,
 411         posting_restricted_to_mods: false,
 412         published: inserted_community.published,
 413         instance_id: inserted_instance.id,
 414       },
 415       creator: PersonSafe {
 416         id: inserted_jessica.id,
 417         name: inserted_jessica.name,
 418         display_name: None,
 419         published: inserted_jessica.published,
 420         avatar: None,
 421         actor_id: inserted_jessica.actor_id.to_owned(),
 422         local: true,
 423         banned: false,
 424         deleted: false,
 425         admin: false,
 426         bot_account: false,
 427         bio: None,
 428         banner: None,
 429         updated: None,
 430         inbox_url: inserted_jessica.inbox_url.to_owned(),
 431         shared_inbox_url: None,
 432         matrix_user_id: None,
 433         ban_expires: None,
 434         instance_id: inserted_instance.id,
 435       },
 436       post_creator: PersonSafe {
 437         id: inserted_timmy.id,
 438         name: inserted_timmy.name.to_owned(),
 439         display_name: None,
 440         published: inserted_timmy.published,
 441         avatar: None,
 442         actor_id: inserted_timmy.actor_id.to_owned(),
 443         local: true,
 444         banned: false,
 445         deleted: false,
 446         admin: false,
 447         bot_account: false,
 448         bio: None,
 449         banner: None,
 450         updated: None,
 451         inbox_url: inserted_timmy.inbox_url.to_owned(),
 452         shared_inbox_url: None,
 453         matrix_user_id: None,
 454         ban_expires: None,
 455         instance_id: inserted_instance.id,
 456       },
 457       creator_banned_from_community: false,
 458       my_vote: None,
 459       counts: PostAggregates {
 460         id: agg.id,
 461         post_id: inserted_post.id,
 462         comments: 0,
 463         score: 0,
 464         upvotes: 0,
 465         downvotes: 0,
 466         stickied: false,
 467         published: agg.published,
 468         newest_comment_time_necro: inserted_post.published,
 469         newest_comment_time: inserted_post.published,
 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 = PersonSafe {
 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.to_owned(),
 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.to_owned(),
 495       shared_inbox_url: None,
 496       matrix_user_id: None,
 497       ban_expires: None,
 498       instance_id: inserted_instance.id,
 499     };
 500
 501     // Do a batch read of timmys reports
 502     let reports = PostReportQuery::builder()
 503       .pool(pool)
 504       .my_person_id(inserted_timmy.id)
 505       .admin(false)
 506       .build()
 507       .list()
 508       .await
 509       .unwrap();
 510
 511     assert_eq!(
 512       reports,
 513       [
 514         expected_jessica_report_view.to_owned(),
 515         expected_sara_report_view.to_owned()
 516       ]
 517     );
 518
 519     // Make sure the counts are correct
 520     let report_count = PostReportView::get_report_count(pool, inserted_timmy.id, false, None)
 521       .await
 522       .unwrap();
 523     assert_eq!(2, report_count);
 524
 525     // Try to resolve the report
 526     PostReport::resolve(pool, inserted_jessica_report.id, inserted_timmy.id)
 527       .await
 528       .unwrap();
 529     let read_jessica_report_view_after_resolve =
 530       PostReportView::read(pool, inserted_jessica_report.id, inserted_timmy.id)
 531         .await
 532         .unwrap();
 533
 534     let mut expected_jessica_report_view_after_resolve = expected_jessica_report_view;
 535     expected_jessica_report_view_after_resolve
 536       .post_report
 537       .resolved = true;
 538     expected_jessica_report_view_after_resolve
 539       .post_report
 540       .resolver_id = Some(inserted_timmy.id);
 541     expected_jessica_report_view_after_resolve
 542       .post_report
 543       .updated = read_jessica_report_view_after_resolve.post_report.updated;
 544     expected_jessica_report_view_after_resolve.resolver = Some(PersonSafe {
 545       id: inserted_timmy.id,
 546       name: inserted_timmy.name.to_owned(),
 547       display_name: None,
 548       published: inserted_timmy.published,
 549       avatar: None,
 550       actor_id: inserted_timmy.actor_id.to_owned(),
 551       local: true,
 552       banned: false,
 553       deleted: false,
 554       admin: false,
 555       bot_account: false,
 556       bio: None,
 557       banner: None,
 558       updated: None,
 559       inbox_url: inserted_timmy.inbox_url.to_owned(),
 560       shared_inbox_url: None,
 561       matrix_user_id: None,
 562       ban_expires: None,
 563       instance_id: inserted_instance.id,
 564     });
 565
 566     assert_eq!(
 567       read_jessica_report_view_after_resolve,
 568       expected_jessica_report_view_after_resolve
 569     );
 570
 571     // Do a batch read of timmys reports
 572     // It should only show saras, which is unresolved
 573     let reports_after_resolve = PostReportQuery::builder()
 574       .pool(pool)
 575       .my_person_id(inserted_timmy.id)
 576       .admin(false)
 577       .build()
 578       .list()
 579       .await
 580       .unwrap();
 581     assert_eq!(reports_after_resolve[0], expected_sara_report_view);
 582
 583     // Make sure the counts are correct
 584     let report_count_after_resolved =
 585       PostReportView::get_report_count(pool, inserted_timmy.id, false, None)
 586         .await
 587         .unwrap();
 588     assert_eq!(1, report_count_after_resolved);
 589
 590     Person::delete(pool, inserted_timmy.id).await.unwrap();
 591     Person::delete(pool, inserted_sara.id).await.unwrap();
 592     Person::delete(pool, inserted_jessica.id).await.unwrap();
 593     Community::delete(pool, inserted_community.id)
 594       .await
 595       .unwrap();
 596     Instance::delete(pool, inserted_instance.id).await.unwrap();
 597   }
 598 }