crates/db_views/src/post_view.rs

   1 use crate::structs::PostView;
   2 use diesel::{
   3   debug_query,
   4   dsl::{now, IntervalDsl},
   5   pg::Pg,
   6   result::Error,
   7   sql_function,
   8   sql_types,
   9   BoolExpressionMethods,
  10   ExpressionMethods,
  11   JoinOnDsl,
  12   NullableExpressionMethods,
  13   PgTextExpressionMethods,
  14   QueryDsl,
  15 };
  16 use diesel_async::RunQueryDsl;
  17 use lemmy_db_schema::{
  18   aggregates::structs::PostAggregates,
  19   newtypes::{CommunityId, LocalUserId, PersonId, PostId},
  20   schema::{
  21     community,
  22     community_block,
  23     community_follower,
  24     community_person_ban,
  25     local_user_language,
  26     person,
  27     person_block,
  28     person_post_aggregates,
  29     post,
  30     post_aggregates,
  31     post_like,
  32     post_read,
  33     post_saved,
  34   },
  35   source::{
  36     community::{Community, CommunityFollower, CommunityPersonBan},
  37     local_user::LocalUser,
  38     person::Person,
  39     person_block::PersonBlock,
  40     post::{Post, PostRead, PostSaved},
  41   },
  42   traits::JoinView,
  43   utils::{fuzzy_search, get_conn, limit_and_offset, DbPool},
  44   ListingType,
  45   SortType,
  46 };
  47 use tracing::debug;
  48
  49 type PostViewTuple = (
  50   Post,
  51   Person,
  52   Community,
  53   Option<CommunityPersonBan>,
  54   PostAggregates,
  55   Option<CommunityFollower>,
  56   Option<PostSaved>,
  57   Option<PostRead>,
  58   Option<PersonBlock>,
  59   Option<i16>,
  60   i64,
  61 );
  62
  63 sql_function!(fn coalesce(x: sql_types::Nullable<sql_types::BigInt>, y: sql_types::BigInt) -> sql_types::BigInt);
  64
  65 impl PostView {
  66   pub async fn read(
  67     pool: &mut DbPool<'_>,
  68     post_id: PostId,
  69     my_person_id: Option<PersonId>,
  70     is_mod_or_admin: Option<bool>,
  71   ) -> Result<Self, Error> {
  72     let conn = &mut get_conn(pool).await?;
  73
  74     // The left join below will return None in this case
  75     let person_id_join = my_person_id.unwrap_or(PersonId(-1));
  76     let mut query = post::table
  77       .find(post_id)
  78       .inner_join(person::table)
  79       .inner_join(community::table)
  80       .left_join(
  81         community_person_ban::table.on(
  82           post::community_id
  83             .eq(community_person_ban::community_id)
  84             .and(community_person_ban::person_id.eq(post::creator_id)),
  85         ),
  86       )
  87       .inner_join(post_aggregates::table)
  88       .left_join(
  89         community_follower::table.on(
  90           post::community_id
  91             .eq(community_follower::community_id)
  92             .and(community_follower::person_id.eq(person_id_join)),
  93         ),
  94       )
  95       .left_join(
  96         post_saved::table.on(
  97           post::id
  98             .eq(post_saved::post_id)
  99             .and(post_saved::person_id.eq(person_id_join)),
 100         ),
 101       )
 102       .left_join(
 103         post_read::table.on(
 104           post::id
 105             .eq(post_read::post_id)
 106             .and(post_read::person_id.eq(person_id_join)),
 107         ),
 108       )
 109       .left_join(
 110         person_block::table.on(
 111           post::creator_id
 112             .eq(person_block::target_id)
 113             .and(person_block::person_id.eq(person_id_join)),
 114         ),
 115       )
 116       .left_join(
 117         post_like::table.on(
 118           post::id
 119             .eq(post_like::post_id)
 120             .and(post_like::person_id.eq(person_id_join)),
 121         ),
 122       )
 123       .left_join(
 124         person_post_aggregates::table.on(
 125           post::id
 126             .eq(person_post_aggregates::post_id)
 127             .and(person_post_aggregates::person_id.eq(person_id_join)),
 128         ),
 129       )
 130       .select((
 131         post::all_columns,
 132         person::all_columns,
 133         community::all_columns,
 134         community_person_ban::all_columns.nullable(),
 135         post_aggregates::all_columns,
 136         community_follower::all_columns.nullable(),
 137         post_saved::all_columns.nullable(),
 138         post_read::all_columns.nullable(),
 139         person_block::all_columns.nullable(),
 140         post_like::score.nullable(),
 141         coalesce(
 142           post_aggregates::comments.nullable() - person_post_aggregates::read_comments.nullable(),
 143           post_aggregates::comments,
 144         ),
 145       ))
 146       .into_boxed();
 147
 148     // Hide deleted and removed for non-admins or mods
 149     if !is_mod_or_admin.unwrap_or(false) {
 150       query = query
 151         .filter(community::removed.eq(false))
 152         .filter(community::deleted.eq(false))
 153         .filter(post::removed.eq(false))
 154         .filter(post::deleted.eq(false));
 155     }
 156
 157     let (
 158       post,
 159       creator,
 160       community,
 161       creator_banned_from_community,
 162       counts,
 163       follower,
 164       saved,
 165       read,
 166       creator_blocked,
 167       post_like,
 168       unread_comments,
 169     ) = query.first::<PostViewTuple>(conn).await?;
 170
 171     // If a person is given, then my_vote, if None, should be 0, not null
 172     // Necessary to differentiate between other person's votes
 173     let my_vote = if my_person_id.is_some() && post_like.is_none() {
 174       Some(0)
 175     } else {
 176       post_like
 177     };
 178
 179     Ok(PostView {
 180       post,
 181       creator,
 182       community,
 183       creator_banned_from_community: creator_banned_from_community.is_some(),
 184       counts,
 185       subscribed: CommunityFollower::to_subscribed_type(&follower),
 186       saved: saved.is_some(),
 187       read: read.is_some(),
 188       creator_blocked: creator_blocked.is_some(),
 189       my_vote,
 190       unread_comments,
 191     })
 192   }
 193 }
 194
 195 #[derive(Default)]
 196 pub struct PostQuery<'a> {
 197   pub listing_type: Option<ListingType>,
 198   pub sort: Option<SortType>,
 199   pub creator_id: Option<PersonId>,
 200   pub community_id: Option<CommunityId>,
 201   pub local_user: Option<&'a LocalUser>,
 202   pub search_term: Option<String>,
 203   pub url_search: Option<String>,
 204   pub saved_only: Option<bool>,
 205   /// Used to show deleted or removed posts for admins
 206   pub is_mod_or_admin: Option<bool>,
 207   pub page: Option<i64>,
 208   pub limit: Option<i64>,
 209 }
 210
 211 impl<'a> PostQuery<'a> {
 212   pub async fn list(self, pool: &mut DbPool<'_>) -> Result<Vec<PostView>, Error> {
 213     let conn = &mut get_conn(pool).await?;
 214
 215     // The left join below will return None in this case
 216     let person_id_join = self.local_user.map(|l| l.person_id).unwrap_or(PersonId(-1));
 217     let local_user_id_join = self.local_user.map(|l| l.id).unwrap_or(LocalUserId(-1));
 218
 219     let mut query = post::table
 220       .inner_join(person::table)
 221       .inner_join(community::table)
 222       .left_join(
 223         community_person_ban::table.on(
 224           post::community_id
 225             .eq(community_person_ban::community_id)
 226             .and(community_person_ban::person_id.eq(post::creator_id)),
 227         ),
 228       )
 229       .inner_join(post_aggregates::table)
 230       .left_join(
 231         community_follower::table.on(
 232           post::community_id
 233             .eq(community_follower::community_id)
 234             .and(community_follower::person_id.eq(person_id_join)),
 235         ),
 236       )
 237       .left_join(
 238         post_saved::table.on(
 239           post::id
 240             .eq(post_saved::post_id)
 241             .and(post_saved::person_id.eq(person_id_join)),
 242         ),
 243       )
 244       .left_join(
 245         post_read::table.on(
 246           post::id
 247             .eq(post_read::post_id)
 248             .and(post_read::person_id.eq(person_id_join)),
 249         ),
 250       )
 251       .left_join(
 252         person_block::table.on(
 253           post::creator_id
 254             .eq(person_block::target_id)
 255             .and(person_block::person_id.eq(person_id_join)),
 256         ),
 257       )
 258       .left_join(
 259         community_block::table.on(
 260           post::community_id
 261             .eq(community_block::community_id)
 262             .and(community_block::person_id.eq(person_id_join)),
 263         ),
 264       )
 265       .left_join(
 266         post_like::table.on(
 267           post::id
 268             .eq(post_like::post_id)
 269             .and(post_like::person_id.eq(person_id_join)),
 270         ),
 271       )
 272       .left_join(
 273         person_post_aggregates::table.on(
 274           post::id
 275             .eq(person_post_aggregates::post_id)
 276             .and(person_post_aggregates::person_id.eq(person_id_join)),
 277         ),
 278       )
 279       .left_join(
 280         local_user_language::table.on(
 281           post::language_id
 282             .eq(local_user_language::language_id)
 283             .and(local_user_language::local_user_id.eq(local_user_id_join)),
 284         ),
 285       )
 286       .select((
 287         post::all_columns,
 288         person::all_columns,
 289         community::all_columns,
 290         community_person_ban::all_columns.nullable(),
 291         post_aggregates::all_columns,
 292         community_follower::all_columns.nullable(),
 293         post_saved::all_columns.nullable(),
 294         post_read::all_columns.nullable(),
 295         person_block::all_columns.nullable(),
 296         post_like::score.nullable(),
 297         coalesce(
 298           post_aggregates::comments.nullable() - person_post_aggregates::read_comments.nullable(),
 299           post_aggregates::comments,
 300         ),
 301       ))
 302       .into_boxed();
 303
 304     // Hide deleted and removed for non-admins or mods
 305     // TODO This eventually needs to show posts where you are the creator
 306     if !self.is_mod_or_admin.unwrap_or(false) {
 307       query = query
 308         .filter(community::removed.eq(false))
 309         .filter(community::deleted.eq(false))
 310         .filter(post::removed.eq(false))
 311         .filter(post::deleted.eq(false));
 312     }
 313
 314     if self.community_id.is_none() {
 315       query = query.then_order_by(post_aggregates::featured_local.desc());
 316     } else if let Some(community_id) = self.community_id {
 317       query = query
 318         .filter(post::community_id.eq(community_id))
 319         .then_order_by(post_aggregates::featured_community.desc());
 320     }
 321
 322     if let Some(creator_id) = self.creator_id {
 323       query = query.filter(post::creator_id.eq(creator_id));
 324     }
 325
 326     if let Some(listing_type) = self.listing_type {
 327       match listing_type {
 328         ListingType::Subscribed => {
 329           query = query.filter(community_follower::person_id.is_not_null())
 330         }
 331         ListingType::Local => {
 332           query = query.filter(community::local.eq(true)).filter(
 333             community::hidden
 334               .eq(false)
 335               .or(community_follower::person_id.eq(person_id_join)),
 336           );
 337         }
 338         ListingType::All => {
 339           query = query.filter(
 340             community::hidden
 341               .eq(false)
 342               .or(community_follower::person_id.eq(person_id_join)),
 343           )
 344         }
 345       }
 346     }
 347
 348     if let Some(url_search) = self.url_search {
 349       query = query.filter(post::url.eq(url_search));
 350     }
 351
 352     if let Some(search_term) = self.search_term {
 353       let searcher = fuzzy_search(&search_term);
 354       query = query.filter(
 355         post::name
 356           .ilike(searcher.clone())
 357           .or(post::body.ilike(searcher)),
 358       );
 359     }
 360
 361     if !self.local_user.map(|l| l.show_nsfw).unwrap_or(false) {
 362       query = query
 363         .filter(post::nsfw.eq(false))
 364         .filter(community::nsfw.eq(false));
 365     };
 366
 367     if !self.local_user.map(|l| l.show_bot_accounts).unwrap_or(true) {
 368       query = query.filter(person::bot_account.eq(false));
 369     };
 370
 371     if self.saved_only.unwrap_or(false) {
 372       query = query.filter(post_saved::post_id.is_not_null());
 373     }
 374     // Only hide the read posts, if the saved_only is false. Otherwise ppl with the hide_read
 375     // setting wont be able to see saved posts.
 376     else if !self.local_user.map(|l| l.show_read_posts).unwrap_or(true) {
 377       query = query.filter(post_read::post_id.is_null());
 378     }
 379
 380     if self.local_user.is_some() {
 381       // Filter out the rows with missing languages
 382       query = query.filter(local_user_language::language_id.is_not_null());
 383
 384       // Don't show blocked communities or persons
 385       query = query.filter(community_block::person_id.is_null());
 386       query = query.filter(person_block::person_id.is_null());
 387     }
 388
 389     query = match self.sort.unwrap_or(SortType::Hot) {
 390       SortType::Active => query.then_order_by(post_aggregates::hot_rank_active.desc()),
 391       SortType::Hot => query.then_order_by(post_aggregates::hot_rank.desc()),
 392       SortType::New => query.then_order_by(post_aggregates::published.desc()),
 393       SortType::Old => query.then_order_by(post_aggregates::published.asc()),
 394       SortType::NewComments => query.then_order_by(post_aggregates::newest_comment_time.desc()),
 395       SortType::MostComments => query
 396         .then_order_by(post_aggregates::comments.desc())
 397         .then_order_by(post_aggregates::published.desc()),
 398       SortType::TopAll => query
 399         .then_order_by(post_aggregates::score.desc())
 400         .then_order_by(post_aggregates::published.desc()),
 401       SortType::TopYear => query
 402         .filter(post_aggregates::published.gt(now - 1.years()))
 403         .then_order_by(post_aggregates::score.desc())
 404         .then_order_by(post_aggregates::published.desc()),
 405       SortType::TopMonth => query
 406         .filter(post_aggregates::published.gt(now - 1.months()))
 407         .then_order_by(post_aggregates::score.desc())
 408         .then_order_by(post_aggregates::published.desc()),
 409       SortType::TopWeek => query
 410         .filter(post_aggregates::published.gt(now - 1.weeks()))
 411         .then_order_by(post_aggregates::score.desc())
 412         .then_order_by(post_aggregates::published.desc()),
 413       SortType::TopDay => query
 414         .filter(post_aggregates::published.gt(now - 1.days()))
 415         .then_order_by(post_aggregates::score.desc())
 416         .then_order_by(post_aggregates::published.desc()),
 417       SortType::TopHour => query
 418         .filter(post_aggregates::published.gt(now - 1.hours()))
 419         .then_order_by(post_aggregates::score.desc())
 420         .then_order_by(post_aggregates::published.desc()),
 421       SortType::TopSixHour => query
 422         .filter(post_aggregates::published.gt(now - 6.hours()))
 423         .then_order_by(post_aggregates::score.desc())
 424         .then_order_by(post_aggregates::published.desc()),
 425       SortType::TopTwelveHour => query
 426         .filter(post_aggregates::published.gt(now - 12.hours()))
 427         .then_order_by(post_aggregates::score.desc())
 428         .then_order_by(post_aggregates::published.desc()),
 429       SortType::TopThreeMonths => query
 430         .filter(post_aggregates::published.gt(now - 3.months()))
 431         .then_order_by(post_aggregates::score.desc())
 432         .then_order_by(post_aggregates::published.desc()),
 433       SortType::TopSixMonths => query
 434         .filter(post_aggregates::published.gt(now - 6.months()))
 435         .then_order_by(post_aggregates::score.desc())
 436         .then_order_by(post_aggregates::published.desc()),
 437       SortType::TopNineMonths => query
 438         .filter(post_aggregates::published.gt(now - 9.months()))
 439         .then_order_by(post_aggregates::score.desc())
 440         .then_order_by(post_aggregates::published.desc()),
 441     };
 442
 443     let (limit, offset) = limit_and_offset(self.page, self.limit)?;
 444
 445     query = query.limit(limit).offset(offset);
 446
 447     debug!("Post View Query: {:?}", debug_query::<Pg, _>(&query));
 448
 449     let res = query.load::<PostViewTuple>(conn).await?;
 450
 451     Ok(res.into_iter().map(PostView::from_tuple).collect())
 452   }
 453 }
 454
 455 impl JoinView for PostView {
 456   type JoinTuple = PostViewTuple;
 457   fn from_tuple(a: Self::JoinTuple) -> Self {
 458     Self {
 459       post: a.0,
 460       creator: a.1,
 461       community: a.2,
 462       creator_banned_from_community: a.3.is_some(),
 463       counts: a.4,
 464       subscribed: CommunityFollower::to_subscribed_type(&a.5),
 465       saved: a.6.is_some(),
 466       read: a.7.is_some(),
 467       creator_blocked: a.8.is_some(),
 468       my_vote: a.9,
 469       unread_comments: a.10,
 470     }
 471   }
 472 }
 473
 474 #[cfg(test)]
 475 mod tests {
 476   use crate::post_view::{PostQuery, PostView};
 477   use lemmy_db_schema::{
 478     aggregates::structs::PostAggregates,
 479     impls::actor_language::UNDETERMINED_ID,
 480     newtypes::LanguageId,
 481     source::{
 482       actor_language::LocalUserLanguage,
 483       community::{Community, CommunityInsertForm},
 484       community_block::{CommunityBlock, CommunityBlockForm},
 485       instance::Instance,
 486       language::Language,
 487       local_user::{LocalUser, LocalUserInsertForm, LocalUserUpdateForm},
 488       person::{Person, PersonInsertForm},
 489       person_block::{PersonBlock, PersonBlockForm},
 490       post::{Post, PostInsertForm, PostLike, PostLikeForm, PostUpdateForm},
 491     },
 492     traits::{Blockable, Crud, Likeable},
 493     utils::{build_db_pool_for_tests, DbPool},
 494     SortType,
 495     SubscribedType,
 496   };
 497   use serial_test::serial;
 498
 499   struct Data {
 500     inserted_instance: Instance,
 501     inserted_person: Person,
 502     inserted_local_user: LocalUser,
 503     inserted_blocked_person: Person,
 504     inserted_bot: Person,
 505     inserted_community: Community,
 506     inserted_post: Post,
 507   }
 508
 509   async fn init_data(pool: &mut DbPool<'_>) -> Data {
 510     let inserted_instance = Instance::read_or_create(pool, "my_domain.tld".to_string())
 511       .await
 512       .unwrap();
 513
 514     let person_name = "tegan".to_string();
 515
 516     let new_person = PersonInsertForm::builder()
 517       .name(person_name.clone())
 518       .public_key("pubkey".to_string())
 519       .instance_id(inserted_instance.id)
 520       .build();
 521
 522     let inserted_person = Person::create(pool, &new_person).await.unwrap();
 523
 524     let local_user_form = LocalUserInsertForm::builder()
 525       .person_id(inserted_person.id)
 526       .password_encrypted(String::new())
 527       .build();
 528     let inserted_local_user = LocalUser::create(pool, &local_user_form).await.unwrap();
 529
 530     let new_bot = PersonInsertForm::builder()
 531       .name("mybot".to_string())
 532       .bot_account(Some(true))
 533       .public_key("pubkey".to_string())
 534       .instance_id(inserted_instance.id)
 535       .build();
 536
 537     let inserted_bot = Person::create(pool, &new_bot).await.unwrap();
 538
 539     let new_community = CommunityInsertForm::builder()
 540       .name("test_community_3".to_string())
 541       .title("nada".to_owned())
 542       .public_key("pubkey".to_string())
 543       .instance_id(inserted_instance.id)
 544       .build();
 545
 546     let inserted_community = Community::create(pool, &new_community).await.unwrap();
 547
 548     // Test a person block, make sure the post query doesn't include their post
 549     let blocked_person = PersonInsertForm::builder()
 550       .name(person_name)
 551       .public_key("pubkey".to_string())
 552       .instance_id(inserted_instance.id)
 553       .build();
 554
 555     let inserted_blocked_person = Person::create(pool, &blocked_person).await.unwrap();
 556
 557     let post_from_blocked_person = PostInsertForm::builder()
 558       .name("blocked_person_post".to_string())
 559       .creator_id(inserted_blocked_person.id)
 560       .community_id(inserted_community.id)
 561       .language_id(Some(LanguageId(1)))
 562       .build();
 563
 564     Post::create(pool, &post_from_blocked_person).await.unwrap();
 565
 566     // block that person
 567     let person_block = PersonBlockForm {
 568       person_id: inserted_person.id,
 569       target_id: inserted_blocked_person.id,
 570     };
 571
 572     PersonBlock::block(pool, &person_block).await.unwrap();
 573
 574     // A sample post
 575     let new_post = PostInsertForm::builder()
 576       .name("test post 3".to_string())
 577       .creator_id(inserted_person.id)
 578       .community_id(inserted_community.id)
 579       .language_id(Some(LanguageId(47)))
 580       .build();
 581
 582     let inserted_post = Post::create(pool, &new_post).await.unwrap();
 583
 584     let new_bot_post = PostInsertForm::builder()
 585       .name("test bot post".to_string())
 586       .creator_id(inserted_bot.id)
 587       .community_id(inserted_community.id)
 588       .build();
 589
 590     let _inserted_bot_post = Post::create(pool, &new_bot_post).await.unwrap();
 591
 592     Data {
 593       inserted_instance,
 594       inserted_person,
 595       inserted_local_user,
 596       inserted_blocked_person,
 597       inserted_bot,
 598       inserted_community,
 599       inserted_post,
 600     }
 601   }
 602
 603   #[tokio::test]
 604   #[serial]
 605   async fn post_listing_with_person() {
 606     let pool = &build_db_pool_for_tests().await;
 607     let pool = &mut pool.into();
 608     let data = init_data(pool).await;
 609
 610     let local_user_form = LocalUserUpdateForm::builder()
 611       .show_bot_accounts(Some(false))
 612       .build();
 613     let inserted_local_user =
 614       LocalUser::update(pool, data.inserted_local_user.id, &local_user_form)
 615         .await
 616         .unwrap();
 617
 618     let read_post_listing = PostQuery {
 619       sort: (Some(SortType::New)),
 620       community_id: (Some(data.inserted_community.id)),
 621       local_user: (Some(&inserted_local_user)),
 622       ..Default::default()
 623     }
 624     .list(pool)
 625     .await
 626     .unwrap();
 627
 628     let post_listing_single_with_person = PostView::read(
 629       pool,
 630       data.inserted_post.id,
 631       Some(data.inserted_person.id),
 632       None,
 633     )
 634     .await
 635     .unwrap();
 636
 637     let mut expected_post_listing_with_user = expected_post_view(&data, pool).await;
 638
 639     // Should be only one person, IE the bot post, and blocked should be missing
 640     assert_eq!(1, read_post_listing.len());
 641
 642     assert_eq!(expected_post_listing_with_user, read_post_listing[0]);
 643     expected_post_listing_with_user.my_vote = Some(0);
 644     assert_eq!(
 645       expected_post_listing_with_user,
 646       post_listing_single_with_person
 647     );
 648
 649     let local_user_form = LocalUserUpdateForm::builder()
 650       .show_bot_accounts(Some(true))
 651       .build();
 652     let inserted_local_user =
 653       LocalUser::update(pool, data.inserted_local_user.id, &local_user_form)
 654         .await
 655         .unwrap();
 656
 657     let post_listings_with_bots = PostQuery {
 658       sort: (Some(SortType::New)),
 659       community_id: (Some(data.inserted_community.id)),
 660       local_user: (Some(&inserted_local_user)),
 661       ..Default::default()
 662     }
 663     .list(pool)
 664     .await
 665     .unwrap();
 666     // should include bot post which has "undetermined" language
 667     assert_eq!(2, post_listings_with_bots.len());
 668
 669     cleanup(data, pool).await;
 670   }
 671
 672   #[tokio::test]
 673   #[serial]
 674   async fn post_listing_no_person() {
 675     let pool = &build_db_pool_for_tests().await;
 676     let pool = &mut pool.into();
 677     let data = init_data(pool).await;
 678
 679     let read_post_listing_multiple_no_person = PostQuery {
 680       sort: (Some(SortType::New)),
 681       community_id: (Some(data.inserted_community.id)),
 682       ..Default::default()
 683     }
 684     .list(pool)
 685     .await
 686     .unwrap();
 687
 688     let read_post_listing_single_no_person =
 689       PostView::read(pool, data.inserted_post.id, None, None)
 690         .await
 691         .unwrap();
 692
 693     let expected_post_listing_no_person = expected_post_view(&data, pool).await;
 694
 695     // Should be 2 posts, with the bot post, and the blocked
 696     assert_eq!(3, read_post_listing_multiple_no_person.len());
 697
 698     assert_eq!(
 699       expected_post_listing_no_person,
 700       read_post_listing_multiple_no_person[1]
 701     );
 702     assert_eq!(
 703       expected_post_listing_no_person,
 704       read_post_listing_single_no_person
 705     );
 706
 707     cleanup(data, pool).await;
 708   }
 709
 710   #[tokio::test]
 711   #[serial]
 712   async fn post_listing_block_community() {
 713     let pool = &build_db_pool_for_tests().await;
 714     let pool = &mut pool.into();
 715     let data = init_data(pool).await;
 716
 717     let community_block = CommunityBlockForm {
 718       person_id: data.inserted_person.id,
 719       community_id: data.inserted_community.id,
 720     };
 721     CommunityBlock::block(pool, &community_block).await.unwrap();
 722
 723     let read_post_listings_with_person_after_block = PostQuery {
 724       sort: (Some(SortType::New)),
 725       community_id: (Some(data.inserted_community.id)),
 726       local_user: (Some(&data.inserted_local_user)),
 727       ..Default::default()
 728     }
 729     .list(pool)
 730     .await
 731     .unwrap();
 732     // Should be 0 posts after the community block
 733     assert_eq!(0, read_post_listings_with_person_after_block.len());
 734
 735     CommunityBlock::unblock(pool, &community_block)
 736       .await
 737       .unwrap();
 738     cleanup(data, pool).await;
 739   }
 740
 741   #[tokio::test]
 742   #[serial]
 743   async fn post_listing_like() {
 744     let pool = &build_db_pool_for_tests().await;
 745     let pool = &mut pool.into();
 746     let data = init_data(pool).await;
 747
 748     let post_like_form = PostLikeForm {
 749       post_id: data.inserted_post.id,
 750       person_id: data.inserted_person.id,
 751       score: 1,
 752     };
 753
 754     let inserted_post_like = PostLike::like(pool, &post_like_form).await.unwrap();
 755
 756     let expected_post_like = PostLike {
 757       id: inserted_post_like.id,
 758       post_id: data.inserted_post.id,
 759       person_id: data.inserted_person.id,
 760       published: inserted_post_like.published,
 761       score: 1,
 762     };
 763     assert_eq!(expected_post_like, inserted_post_like);
 764
 765     let post_listing_single_with_person = PostView::read(
 766       pool,
 767       data.inserted_post.id,
 768       Some(data.inserted_person.id),
 769       None,
 770     )
 771     .await
 772     .unwrap();
 773
 774     let mut expected_post_with_upvote = expected_post_view(&data, pool).await;
 775     expected_post_with_upvote.my_vote = Some(1);
 776     expected_post_with_upvote.counts.score = 1;
 777     expected_post_with_upvote.counts.upvotes = 1;
 778     assert_eq!(expected_post_with_upvote, post_listing_single_with_person);
 779
 780     let local_user_form = LocalUserUpdateForm::builder()
 781       .show_bot_accounts(Some(false))
 782       .build();
 783     let inserted_local_user =
 784       LocalUser::update(pool, data.inserted_local_user.id, &local_user_form)
 785         .await
 786         .unwrap();
 787
 788     let read_post_listing = PostQuery {
 789       sort: (Some(SortType::New)),
 790       community_id: (Some(data.inserted_community.id)),
 791       local_user: (Some(&inserted_local_user)),
 792       ..Default::default()
 793     }
 794     .list(pool)
 795     .await
 796     .unwrap();
 797     assert_eq!(1, read_post_listing.len());
 798
 799     assert_eq!(expected_post_with_upvote, read_post_listing[0]);
 800
 801     let like_removed = PostLike::remove(pool, data.inserted_person.id, data.inserted_post.id)
 802       .await
 803       .unwrap();
 804     assert_eq!(1, like_removed);
 805     cleanup(data, pool).await;
 806   }
 807
 808   #[tokio::test]
 809   #[serial]
 810   async fn post_listing_person_language() {
 811     let pool = &build_db_pool_for_tests().await;
 812     let pool = &mut pool.into();
 813     let data = init_data(pool).await;
 814
 815     let spanish_id = Language::read_id_from_code(pool, Some("es"))
 816       .await
 817       .unwrap()
 818       .unwrap();
 819     let post_spanish = PostInsertForm::builder()
 820       .name("asffgdsc".to_string())
 821       .creator_id(data.inserted_person.id)
 822       .community_id(data.inserted_community.id)
 823       .language_id(Some(spanish_id))
 824       .build();
 825
 826     Post::create(pool, &post_spanish).await.unwrap();
 827
 828     let post_listings_all = PostQuery {
 829       sort: (Some(SortType::New)),
 830       local_user: (Some(&data.inserted_local_user)),
 831       ..Default::default()
 832     }
 833     .list(pool)
 834     .await
 835     .unwrap();
 836
 837     // no language filters specified, all posts should be returned
 838     assert_eq!(3, post_listings_all.len());
 839
 840     let french_id = Language::read_id_from_code(pool, Some("fr"))
 841       .await
 842       .unwrap()
 843       .unwrap();
 844     LocalUserLanguage::update(pool, vec![french_id], data.inserted_local_user.id)
 845       .await
 846       .unwrap();
 847
 848     let post_listing_french = PostQuery {
 849       sort: (Some(SortType::New)),
 850       local_user: (Some(&data.inserted_local_user)),
 851       ..Default::default()
 852     }
 853     .list(pool)
 854     .await
 855     .unwrap();
 856
 857     // only one post in french and one undetermined should be returned
 858     assert_eq!(2, post_listing_french.len());
 859     assert!(post_listing_french
 860       .iter()
 861       .any(|p| p.post.language_id == french_id));
 862
 863     LocalUserLanguage::update(
 864       pool,
 865       vec![french_id, UNDETERMINED_ID],
 866       data.inserted_local_user.id,
 867     )
 868     .await
 869     .unwrap();
 870     let post_listings_french_und = PostQuery {
 871       sort: (Some(SortType::New)),
 872       local_user: (Some(&data.inserted_local_user)),
 873       ..Default::default()
 874     }
 875     .list(pool)
 876     .await
 877     .unwrap();
 878
 879     // french post and undetermined language post should be returned
 880     assert_eq!(2, post_listings_french_und.len());
 881     assert_eq!(
 882       UNDETERMINED_ID,
 883       post_listings_french_und[0].post.language_id
 884     );
 885     assert_eq!(french_id, post_listings_french_und[1].post.language_id);
 886
 887     cleanup(data, pool).await;
 888   }
 889
 890   #[tokio::test]
 891   #[serial]
 892   async fn post_listings_deleted() {
 893     let pool = &build_db_pool_for_tests().await;
 894     let pool = &mut pool.into();
 895     let data = init_data(pool).await;
 896
 897     // Delete the post
 898     Post::update(
 899       pool,
 900       data.inserted_post.id,
 901       &PostUpdateForm::builder().deleted(Some(true)).build(),
 902     )
 903     .await
 904     .unwrap();
 905
 906     // Make sure you don't see the deleted post in the results
 907     let post_listings_no_admin = PostQuery {
 908       sort: (Some(SortType::New)),
 909       local_user: (Some(&data.inserted_local_user)),
 910       is_mod_or_admin: (Some(false)),
 911       ..Default::default()
 912     }
 913     .list(pool)
 914     .await
 915     .unwrap();
 916
 917     assert_eq!(1, post_listings_no_admin.len());
 918
 919     // Make sure they see both
 920     let post_listings_is_admin = PostQuery {
 921       sort: (Some(SortType::New)),
 922       local_user: (Some(&data.inserted_local_user)),
 923       is_mod_or_admin: (Some(true)),
 924       ..Default::default()
 925     }
 926     .list(pool)
 927     .await
 928     .unwrap();
 929
 930     assert_eq!(2, post_listings_is_admin.len());
 931
 932     cleanup(data, pool).await;
 933   }
 934
 935   async fn cleanup(data: Data, pool: &mut DbPool<'_>) {
 936     let num_deleted = Post::delete(pool, data.inserted_post.id).await.unwrap();
 937     Community::delete(pool, data.inserted_community.id)
 938       .await
 939       .unwrap();
 940     Person::delete(pool, data.inserted_person.id).await.unwrap();
 941     Person::delete(pool, data.inserted_bot.id).await.unwrap();
 942     Person::delete(pool, data.inserted_blocked_person.id)
 943       .await
 944       .unwrap();
 945     Instance::delete(pool, data.inserted_instance.id)
 946       .await
 947       .unwrap();
 948     assert_eq!(1, num_deleted);
 949   }
 950
 951   async fn expected_post_view(data: &Data, pool: &mut DbPool<'_>) -> PostView {
 952     let (inserted_person, inserted_community, inserted_post) = (
 953       &data.inserted_person,
 954       &data.inserted_community,
 955       &data.inserted_post,
 956     );
 957     let agg = PostAggregates::read(pool, inserted_post.id).await.unwrap();
 958
 959     PostView {
 960       post: Post {
 961         id: inserted_post.id,
 962         name: inserted_post.name.clone(),
 963         creator_id: inserted_person.id,
 964         url: None,
 965         body: None,
 966         published: inserted_post.published,
 967         updated: None,
 968         community_id: inserted_community.id,
 969         removed: false,
 970         deleted: false,
 971         locked: false,
 972         nsfw: false,
 973         embed_title: None,
 974         embed_description: None,
 975         embed_video_url: None,
 976         thumbnail_url: None,
 977         ap_id: inserted_post.ap_id.clone(),
 978         local: true,
 979         language_id: LanguageId(47),
 980         featured_community: false,
 981         featured_local: false,
 982       },
 983       my_vote: None,
 984       unread_comments: 0,
 985       creator: Person {
 986         id: inserted_person.id,
 987         name: inserted_person.name.clone(),
 988         display_name: None,
 989         published: inserted_person.published,
 990         avatar: None,
 991         actor_id: inserted_person.actor_id.clone(),
 992         local: true,
 993         admin: false,
 994         bot_account: false,
 995         banned: false,
 996         deleted: false,
 997         bio: None,
 998         banner: None,
 999         updated: None,
1000         inbox_url: inserted_person.inbox_url.clone(),
1001         shared_inbox_url: None,
1002         matrix_user_id: None,
1003         ban_expires: None,
1004         instance_id: data.inserted_instance.id,
1005         private_key: inserted_person.private_key.clone(),
1006         public_key: inserted_person.public_key.clone(),
1007         last_refreshed_at: inserted_person.last_refreshed_at,
1008       },
1009       creator_banned_from_community: false,
1010       community: Community {
1011         id: inserted_community.id,
1012         name: inserted_community.name.clone(),
1013         icon: None,
1014         removed: false,
1015         deleted: false,
1016         nsfw: false,
1017         actor_id: inserted_community.actor_id.clone(),
1018         local: true,
1019         title: "nada".to_owned(),
1020         description: None,
1021         updated: None,
1022         banner: None,
1023         hidden: false,
1024         posting_restricted_to_mods: false,
1025         published: inserted_community.published,
1026         instance_id: data.inserted_instance.id,
1027         private_key: inserted_community.private_key.clone(),
1028         public_key: inserted_community.public_key.clone(),
1029         last_refreshed_at: inserted_community.last_refreshed_at,
1030         followers_url: inserted_community.followers_url.clone(),
1031         inbox_url: inserted_community.inbox_url.clone(),
1032         shared_inbox_url: inserted_community.shared_inbox_url.clone(),
1033         moderators_url: inserted_community.moderators_url.clone(),
1034         featured_url: inserted_community.featured_url.clone(),
1035       },
1036       counts: PostAggregates {
1037         id: agg.id,
1038         post_id: inserted_post.id,
1039         comments: 0,
1040         score: 0,
1041         upvotes: 0,
1042         downvotes: 0,
1043         published: agg.published,
1044         newest_comment_time_necro: inserted_post.published,
1045         newest_comment_time: inserted_post.published,
1046         featured_community: false,
1047         featured_local: false,
1048         hot_rank: 1728,
1049         hot_rank_active: 1728,
1050       },
1051       subscribed: SubscribedType::NotSubscribed,
1052       read: false,
1053       saved: false,
1054       creator_blocked: false,
1055     }
1056   }
1057 }