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     // Note: one special use case for this flag variable is when end-user-delete post or mod-removed post.
 150     if !is_mod_or_admin.unwrap_or(false) {
 151       query = query
 152         .filter(community::removed.eq(false))
 153         .filter(community::deleted.eq(false))
 154         .filter(post::removed.eq(false))
 155         .filter(post::deleted.eq(false));
 156     }
 157
 158     let (
 159       post,
 160       creator,
 161       community,
 162       creator_banned_from_community,
 163       counts,
 164       follower,
 165       saved,
 166       read,
 167       creator_blocked,
 168       post_like,
 169       unread_comments,
 170     ) = query.first::<PostViewTuple>(conn).await?;
 171
 172     // If a person is given, then my_vote, if None, should be 0, not null
 173     // Necessary to differentiate between other person's votes
 174     let my_vote = if my_person_id.is_some() && post_like.is_none() {
 175       Some(0)
 176     } else {
 177       post_like
 178     };
 179
 180     Ok(PostView {
 181       post,
 182       creator,
 183       community,
 184       creator_banned_from_community: creator_banned_from_community.is_some(),
 185       counts,
 186       subscribed: CommunityFollower::to_subscribed_type(&follower),
 187       saved: saved.is_some(),
 188       read: read.is_some(),
 189       creator_blocked: creator_blocked.is_some(),
 190       my_vote,
 191       unread_comments,
 192     })
 193   }
 194 }
 195
 196 #[derive(Default)]
 197 pub struct PostQuery<'a> {
 198   pub listing_type: Option<ListingType>,
 199   pub sort: Option<SortType>,
 200   pub creator_id: Option<PersonId>,
 201   pub community_id: Option<CommunityId>,
 202   pub local_user: Option<&'a LocalUser>,
 203   pub search_term: Option<String>,
 204   pub url_search: Option<String>,
 205   pub saved_only: Option<bool>,
 206   /// Used to show deleted or removed posts for admins
 207   pub is_mod_or_admin: Option<bool>,
 208   pub page: Option<i64>,
 209   pub limit: Option<i64>,
 210 }
 211
 212 impl<'a> PostQuery<'a> {
 213   pub async fn list(self, pool: &mut DbPool<'_>) -> Result<Vec<PostView>, Error> {
 214     let conn = &mut get_conn(pool).await?;
 215
 216     // The left join below will return None in this case
 217     let person_id_join = self.local_user.map(|l| l.person_id).unwrap_or(PersonId(-1));
 218     let local_user_id_join = self.local_user.map(|l| l.id).unwrap_or(LocalUserId(-1));
 219
 220     let mut query = post::table
 221       .inner_join(person::table)
 222       .inner_join(community::table)
 223       .left_join(
 224         community_person_ban::table.on(
 225           post::community_id
 226             .eq(community_person_ban::community_id)
 227             .and(community_person_ban::person_id.eq(post::creator_id)),
 228         ),
 229       )
 230       .inner_join(post_aggregates::table)
 231       .left_join(
 232         community_follower::table.on(
 233           post::community_id
 234             .eq(community_follower::community_id)
 235             .and(community_follower::person_id.eq(person_id_join)),
 236         ),
 237       )
 238       .left_join(
 239         post_saved::table.on(
 240           post::id
 241             .eq(post_saved::post_id)
 242             .and(post_saved::person_id.eq(person_id_join)),
 243         ),
 244       )
 245       .left_join(
 246         post_read::table.on(
 247           post::id
 248             .eq(post_read::post_id)
 249             .and(post_read::person_id.eq(person_id_join)),
 250         ),
 251       )
 252       .left_join(
 253         person_block::table.on(
 254           post::creator_id
 255             .eq(person_block::target_id)
 256             .and(person_block::person_id.eq(person_id_join)),
 257         ),
 258       )
 259       .left_join(
 260         community_block::table.on(
 261           post::community_id
 262             .eq(community_block::community_id)
 263             .and(community_block::person_id.eq(person_id_join)),
 264         ),
 265       )
 266       .left_join(
 267         post_like::table.on(
 268           post::id
 269             .eq(post_like::post_id)
 270             .and(post_like::person_id.eq(person_id_join)),
 271         ),
 272       )
 273       .left_join(
 274         person_post_aggregates::table.on(
 275           post::id
 276             .eq(person_post_aggregates::post_id)
 277             .and(person_post_aggregates::person_id.eq(person_id_join)),
 278         ),
 279       )
 280       .left_join(
 281         local_user_language::table.on(
 282           post::language_id
 283             .eq(local_user_language::language_id)
 284             .and(local_user_language::local_user_id.eq(local_user_id_join)),
 285         ),
 286       )
 287       .select((
 288         post::all_columns,
 289         person::all_columns,
 290         community::all_columns,
 291         community_person_ban::all_columns.nullable(),
 292         post_aggregates::all_columns,
 293         community_follower::all_columns.nullable(),
 294         post_saved::all_columns.nullable(),
 295         post_read::all_columns.nullable(),
 296         person_block::all_columns.nullable(),
 297         post_like::score.nullable(),
 298         coalesce(
 299           post_aggregates::comments.nullable() - person_post_aggregates::read_comments.nullable(),
 300           post_aggregates::comments,
 301         ),
 302       ))
 303       .into_boxed();
 304
 305     // Hide deleted and removed for non-admins or mods
 306     // TODO This eventually needs to show posts where you are the creator
 307     if !self.is_mod_or_admin.unwrap_or(false) {
 308       query = query
 309         .filter(community::removed.eq(false))
 310         .filter(community::deleted.eq(false))
 311         .filter(post::removed.eq(false))
 312         .filter(post::deleted.eq(false));
 313     }
 314
 315     if self.community_id.is_none() {
 316       query = query.then_order_by(post_aggregates::featured_local.desc());
 317     } else if let Some(community_id) = self.community_id {
 318       query = query
 319         .filter(post::community_id.eq(community_id))
 320         .then_order_by(post_aggregates::featured_community.desc());
 321     }
 322
 323     if let Some(creator_id) = self.creator_id {
 324       query = query.filter(post::creator_id.eq(creator_id));
 325     }
 326
 327     if let Some(listing_type) = self.listing_type {
 328       match listing_type {
 329         ListingType::Subscribed => {
 330           query = query.filter(community_follower::person_id.is_not_null())
 331         }
 332         ListingType::Local => {
 333           query = query.filter(community::local.eq(true)).filter(
 334             community::hidden
 335               .eq(false)
 336               .or(community_follower::person_id.eq(person_id_join)),
 337           );
 338         }
 339         ListingType::All => {
 340           query = query.filter(
 341             community::hidden
 342               .eq(false)
 343               .or(community_follower::person_id.eq(person_id_join)),
 344           )
 345         }
 346       }
 347     }
 348
 349     if let Some(url_search) = self.url_search {
 350       query = query.filter(post::url.eq(url_search));
 351     }
 352
 353     if let Some(search_term) = self.search_term {
 354       let searcher = fuzzy_search(&search_term);
 355       query = query.filter(
 356         post::name
 357           .ilike(searcher.clone())
 358           .or(post::body.ilike(searcher)),
 359       );
 360     }
 361
 362     if !self.local_user.map(|l| l.show_nsfw).unwrap_or(false) {
 363       query = query
 364         .filter(post::nsfw.eq(false))
 365         .filter(community::nsfw.eq(false));
 366     };
 367
 368     if !self.local_user.map(|l| l.show_bot_accounts).unwrap_or(true) {
 369       query = query.filter(person::bot_account.eq(false));
 370     };
 371
 372     if self.saved_only.unwrap_or(false) {
 373       query = query.filter(post_saved::post_id.is_not_null());
 374     }
 375     // Only hide the read posts, if the saved_only is false. Otherwise ppl with the hide_read
 376     // setting wont be able to see saved posts.
 377     else if !self.local_user.map(|l| l.show_read_posts).unwrap_or(true) {
 378       query = query.filter(post_read::post_id.is_null());
 379     }
 380
 381     if self.local_user.is_some() {
 382       // Filter out the rows with missing languages
 383       query = query.filter(local_user_language::language_id.is_not_null());
 384
 385       // Don't show blocked communities or persons
 386       query = query.filter(community_block::person_id.is_null());
 387       query = query.filter(person_block::person_id.is_null());
 388     }
 389
 390     query = match self.sort.unwrap_or(SortType::Hot) {
 391       SortType::Active => query.then_order_by(post_aggregates::hot_rank_active.desc()),
 392       SortType::Hot => query.then_order_by(post_aggregates::hot_rank.desc()),
 393       SortType::New => query.then_order_by(post_aggregates::published.desc()),
 394       SortType::Old => query.then_order_by(post_aggregates::published.asc()),
 395       SortType::NewComments => query.then_order_by(post_aggregates::newest_comment_time.desc()),
 396       SortType::MostComments => query
 397         .then_order_by(post_aggregates::comments.desc())
 398         .then_order_by(post_aggregates::published.desc()),
 399       SortType::TopAll => query
 400         .then_order_by(post_aggregates::score.desc())
 401         .then_order_by(post_aggregates::published.desc()),
 402       SortType::TopYear => query
 403         .filter(post_aggregates::published.gt(now - 1.years()))
 404         .then_order_by(post_aggregates::score.desc())
 405         .then_order_by(post_aggregates::published.desc()),
 406       SortType::TopMonth => query
 407         .filter(post_aggregates::published.gt(now - 1.months()))
 408         .then_order_by(post_aggregates::score.desc())
 409         .then_order_by(post_aggregates::published.desc()),
 410       SortType::TopWeek => query
 411         .filter(post_aggregates::published.gt(now - 1.weeks()))
 412         .then_order_by(post_aggregates::score.desc())
 413         .then_order_by(post_aggregates::published.desc()),
 414       SortType::TopDay => query
 415         .filter(post_aggregates::published.gt(now - 1.days()))
 416         .then_order_by(post_aggregates::score.desc())
 417         .then_order_by(post_aggregates::published.desc()),
 418       SortType::TopHour => query
 419         .filter(post_aggregates::published.gt(now - 1.hours()))
 420         .then_order_by(post_aggregates::score.desc())
 421         .then_order_by(post_aggregates::published.desc()),
 422       SortType::TopSixHour => query
 423         .filter(post_aggregates::published.gt(now - 6.hours()))
 424         .then_order_by(post_aggregates::score.desc())
 425         .then_order_by(post_aggregates::published.desc()),
 426       SortType::TopTwelveHour => query
 427         .filter(post_aggregates::published.gt(now - 12.hours()))
 428         .then_order_by(post_aggregates::score.desc())
 429         .then_order_by(post_aggregates::published.desc()),
 430       SortType::TopThreeMonths => query
 431         .filter(post_aggregates::published.gt(now - 3.months()))
 432         .then_order_by(post_aggregates::score.desc())
 433         .then_order_by(post_aggregates::published.desc()),
 434       SortType::TopSixMonths => query
 435         .filter(post_aggregates::published.gt(now - 6.months()))
 436         .then_order_by(post_aggregates::score.desc())
 437         .then_order_by(post_aggregates::published.desc()),
 438       SortType::TopNineMonths => query
 439         .filter(post_aggregates::published.gt(now - 9.months()))
 440         .then_order_by(post_aggregates::score.desc())
 441         .then_order_by(post_aggregates::published.desc()),
 442     };
 443
 444     let (limit, offset) = limit_and_offset(self.page, self.limit)?;
 445
 446     query = query.limit(limit).offset(offset);
 447
 448     debug!("Post View Query: {:?}", debug_query::<Pg, _>(&query));
 449
 450     let res = query.load::<PostViewTuple>(conn).await?;
 451
 452     Ok(res.into_iter().map(PostView::from_tuple).collect())
 453   }
 454 }
 455
 456 impl JoinView for PostView {
 457   type JoinTuple = PostViewTuple;
 458   fn from_tuple(a: Self::JoinTuple) -> Self {
 459     Self {
 460       post: a.0,
 461       creator: a.1,
 462       community: a.2,
 463       creator_banned_from_community: a.3.is_some(),
 464       counts: a.4,
 465       subscribed: CommunityFollower::to_subscribed_type(&a.5),
 466       saved: a.6.is_some(),
 467       read: a.7.is_some(),
 468       creator_blocked: a.8.is_some(),
 469       my_vote: a.9,
 470       unread_comments: a.10,
 471     }
 472   }
 473 }
 474
 475 #[cfg(test)]
 476 mod tests {
 477   #![allow(clippy::unwrap_used)]
 478   #![allow(clippy::indexing_slicing)]
 479
 480   use crate::post_view::{PostQuery, PostView};
 481   use lemmy_db_schema::{
 482     aggregates::structs::PostAggregates,
 483     impls::actor_language::UNDETERMINED_ID,
 484     newtypes::LanguageId,
 485     source::{
 486       actor_language::LocalUserLanguage,
 487       community::{Community, CommunityInsertForm},
 488       community_block::{CommunityBlock, CommunityBlockForm},
 489       instance::Instance,
 490       language::Language,
 491       local_user::{LocalUser, LocalUserInsertForm, LocalUserUpdateForm},
 492       person::{Person, PersonInsertForm},
 493       person_block::{PersonBlock, PersonBlockForm},
 494       post::{Post, PostInsertForm, PostLike, PostLikeForm, PostUpdateForm},
 495     },
 496     traits::{Blockable, Crud, Likeable},
 497     utils::{build_db_pool_for_tests, DbPool},
 498     SortType,
 499     SubscribedType,
 500   };
 501   use serial_test::serial;
 502
 503   struct Data {
 504     inserted_instance: Instance,
 505     inserted_person: Person,
 506     inserted_local_user: LocalUser,
 507     inserted_blocked_person: Person,
 508     inserted_bot: Person,
 509     inserted_community: Community,
 510     inserted_post: Post,
 511   }
 512
 513   async fn init_data(pool: &mut DbPool<'_>) -> Data {
 514     let inserted_instance = Instance::read_or_create(pool, "my_domain.tld".to_string())
 515       .await
 516       .unwrap();
 517
 518     let person_name = "tegan".to_string();
 519
 520     let new_person = PersonInsertForm::builder()
 521       .name(person_name.clone())
 522       .public_key("pubkey".to_string())
 523       .instance_id(inserted_instance.id)
 524       .build();
 525
 526     let inserted_person = Person::create(pool, &new_person).await.unwrap();
 527
 528     let local_user_form = LocalUserInsertForm::builder()
 529       .person_id(inserted_person.id)
 530       .password_encrypted(String::new())
 531       .build();
 532     let inserted_local_user = LocalUser::create(pool, &local_user_form).await.unwrap();
 533
 534     let new_bot = PersonInsertForm::builder()
 535       .name("mybot".to_string())
 536       .bot_account(Some(true))
 537       .public_key("pubkey".to_string())
 538       .instance_id(inserted_instance.id)
 539       .build();
 540
 541     let inserted_bot = Person::create(pool, &new_bot).await.unwrap();
 542
 543     let new_community = CommunityInsertForm::builder()
 544       .name("test_community_3".to_string())
 545       .title("nada".to_owned())
 546       .public_key("pubkey".to_string())
 547       .instance_id(inserted_instance.id)
 548       .build();
 549
 550     let inserted_community = Community::create(pool, &new_community).await.unwrap();
 551
 552     // Test a person block, make sure the post query doesn't include their post
 553     let blocked_person = PersonInsertForm::builder()
 554       .name(person_name)
 555       .public_key("pubkey".to_string())
 556       .instance_id(inserted_instance.id)
 557       .build();
 558
 559     let inserted_blocked_person = Person::create(pool, &blocked_person).await.unwrap();
 560
 561     let post_from_blocked_person = PostInsertForm::builder()
 562       .name("blocked_person_post".to_string())
 563       .creator_id(inserted_blocked_person.id)
 564       .community_id(inserted_community.id)
 565       .language_id(Some(LanguageId(1)))
 566       .build();
 567
 568     Post::create(pool, &post_from_blocked_person).await.unwrap();
 569
 570     // block that person
 571     let person_block = PersonBlockForm {
 572       person_id: inserted_person.id,
 573       target_id: inserted_blocked_person.id,
 574     };
 575
 576     PersonBlock::block(pool, &person_block).await.unwrap();
 577
 578     // A sample post
 579     let new_post = PostInsertForm::builder()
 580       .name("test post 3".to_string())
 581       .creator_id(inserted_person.id)
 582       .community_id(inserted_community.id)
 583       .language_id(Some(LanguageId(47)))
 584       .build();
 585
 586     let inserted_post = Post::create(pool, &new_post).await.unwrap();
 587
 588     let new_bot_post = PostInsertForm::builder()
 589       .name("test bot post".to_string())
 590       .creator_id(inserted_bot.id)
 591       .community_id(inserted_community.id)
 592       .build();
 593
 594     let _inserted_bot_post = Post::create(pool, &new_bot_post).await.unwrap();
 595
 596     Data {
 597       inserted_instance,
 598       inserted_person,
 599       inserted_local_user,
 600       inserted_blocked_person,
 601       inserted_bot,
 602       inserted_community,
 603       inserted_post,
 604     }
 605   }
 606
 607   #[tokio::test]
 608   #[serial]
 609   async fn post_listing_with_person() {
 610     let pool = &build_db_pool_for_tests().await;
 611     let pool = &mut pool.into();
 612     let data = init_data(pool).await;
 613
 614     let local_user_form = LocalUserUpdateForm::builder()
 615       .show_bot_accounts(Some(false))
 616       .build();
 617     let inserted_local_user =
 618       LocalUser::update(pool, data.inserted_local_user.id, &local_user_form)
 619         .await
 620         .unwrap();
 621
 622     let read_post_listing = PostQuery {
 623       sort: (Some(SortType::New)),
 624       community_id: (Some(data.inserted_community.id)),
 625       local_user: (Some(&inserted_local_user)),
 626       ..Default::default()
 627     }
 628     .list(pool)
 629     .await
 630     .unwrap();
 631
 632     let post_listing_single_with_person = PostView::read(
 633       pool,
 634       data.inserted_post.id,
 635       Some(data.inserted_person.id),
 636       None,
 637     )
 638     .await
 639     .unwrap();
 640
 641     let mut expected_post_listing_with_user = expected_post_view(&data, pool).await;
 642
 643     // Should be only one person, IE the bot post, and blocked should be missing
 644     assert_eq!(1, read_post_listing.len());
 645
 646     assert_eq!(expected_post_listing_with_user, read_post_listing[0]);
 647     expected_post_listing_with_user.my_vote = Some(0);
 648     assert_eq!(
 649       expected_post_listing_with_user,
 650       post_listing_single_with_person
 651     );
 652
 653     let local_user_form = LocalUserUpdateForm::builder()
 654       .show_bot_accounts(Some(true))
 655       .build();
 656     let inserted_local_user =
 657       LocalUser::update(pool, data.inserted_local_user.id, &local_user_form)
 658         .await
 659         .unwrap();
 660
 661     let post_listings_with_bots = PostQuery {
 662       sort: (Some(SortType::New)),
 663       community_id: (Some(data.inserted_community.id)),
 664       local_user: (Some(&inserted_local_user)),
 665       ..Default::default()
 666     }
 667     .list(pool)
 668     .await
 669     .unwrap();
 670     // should include bot post which has "undetermined" language
 671     assert_eq!(2, post_listings_with_bots.len());
 672
 673     cleanup(data, pool).await;
 674   }
 675
 676   #[tokio::test]
 677   #[serial]
 678   async fn post_listing_no_person() {
 679     let pool = &build_db_pool_for_tests().await;
 680     let pool = &mut pool.into();
 681     let data = init_data(pool).await;
 682
 683     let read_post_listing_multiple_no_person = PostQuery {
 684       sort: (Some(SortType::New)),
 685       community_id: (Some(data.inserted_community.id)),
 686       ..Default::default()
 687     }
 688     .list(pool)
 689     .await
 690     .unwrap();
 691
 692     let read_post_listing_single_no_person =
 693       PostView::read(pool, data.inserted_post.id, None, None)
 694         .await
 695         .unwrap();
 696
 697     let expected_post_listing_no_person = expected_post_view(&data, pool).await;
 698
 699     // Should be 2 posts, with the bot post, and the blocked
 700     assert_eq!(3, read_post_listing_multiple_no_person.len());
 701
 702     assert_eq!(
 703       expected_post_listing_no_person,
 704       read_post_listing_multiple_no_person[1]
 705     );
 706     assert_eq!(
 707       expected_post_listing_no_person,
 708       read_post_listing_single_no_person
 709     );
 710
 711     cleanup(data, pool).await;
 712   }
 713
 714   #[tokio::test]
 715   #[serial]
 716   async fn post_listing_block_community() {
 717     let pool = &build_db_pool_for_tests().await;
 718     let pool = &mut pool.into();
 719     let data = init_data(pool).await;
 720
 721     let community_block = CommunityBlockForm {
 722       person_id: data.inserted_person.id,
 723       community_id: data.inserted_community.id,
 724     };
 725     CommunityBlock::block(pool, &community_block).await.unwrap();
 726
 727     let read_post_listings_with_person_after_block = PostQuery {
 728       sort: (Some(SortType::New)),
 729       community_id: (Some(data.inserted_community.id)),
 730       local_user: (Some(&data.inserted_local_user)),
 731       ..Default::default()
 732     }
 733     .list(pool)
 734     .await
 735     .unwrap();
 736     // Should be 0 posts after the community block
 737     assert_eq!(0, read_post_listings_with_person_after_block.len());
 738
 739     CommunityBlock::unblock(pool, &community_block)
 740       .await
 741       .unwrap();
 742     cleanup(data, pool).await;
 743   }
 744
 745   #[tokio::test]
 746   #[serial]
 747   async fn post_listing_like() {
 748     let pool = &build_db_pool_for_tests().await;
 749     let pool = &mut pool.into();
 750     let data = init_data(pool).await;
 751
 752     let post_like_form = PostLikeForm {
 753       post_id: data.inserted_post.id,
 754       person_id: data.inserted_person.id,
 755       score: 1,
 756     };
 757
 758     let inserted_post_like = PostLike::like(pool, &post_like_form).await.unwrap();
 759
 760     let expected_post_like = PostLike {
 761       id: inserted_post_like.id,
 762       post_id: data.inserted_post.id,
 763       person_id: data.inserted_person.id,
 764       published: inserted_post_like.published,
 765       score: 1,
 766     };
 767     assert_eq!(expected_post_like, inserted_post_like);
 768
 769     let post_listing_single_with_person = PostView::read(
 770       pool,
 771       data.inserted_post.id,
 772       Some(data.inserted_person.id),
 773       None,
 774     )
 775     .await
 776     .unwrap();
 777
 778     let mut expected_post_with_upvote = expected_post_view(&data, pool).await;
 779     expected_post_with_upvote.my_vote = Some(1);
 780     expected_post_with_upvote.counts.score = 1;
 781     expected_post_with_upvote.counts.upvotes = 1;
 782     assert_eq!(expected_post_with_upvote, post_listing_single_with_person);
 783
 784     let local_user_form = LocalUserUpdateForm::builder()
 785       .show_bot_accounts(Some(false))
 786       .build();
 787     let inserted_local_user =
 788       LocalUser::update(pool, data.inserted_local_user.id, &local_user_form)
 789         .await
 790         .unwrap();
 791
 792     let read_post_listing = PostQuery {
 793       sort: (Some(SortType::New)),
 794       community_id: (Some(data.inserted_community.id)),
 795       local_user: (Some(&inserted_local_user)),
 796       ..Default::default()
 797     }
 798     .list(pool)
 799     .await
 800     .unwrap();
 801     assert_eq!(1, read_post_listing.len());
 802
 803     assert_eq!(expected_post_with_upvote, read_post_listing[0]);
 804
 805     let like_removed = PostLike::remove(pool, data.inserted_person.id, data.inserted_post.id)
 806       .await
 807       .unwrap();
 808     assert_eq!(1, like_removed);
 809     cleanup(data, pool).await;
 810   }
 811
 812   #[tokio::test]
 813   #[serial]
 814   async fn post_listing_person_language() {
 815     let pool = &build_db_pool_for_tests().await;
 816     let pool = &mut pool.into();
 817     let data = init_data(pool).await;
 818
 819     let spanish_id = Language::read_id_from_code(pool, Some("es"))
 820       .await
 821       .unwrap()
 822       .unwrap();
 823     let post_spanish = PostInsertForm::builder()
 824       .name("asffgdsc".to_string())
 825       .creator_id(data.inserted_person.id)
 826       .community_id(data.inserted_community.id)
 827       .language_id(Some(spanish_id))
 828       .build();
 829
 830     Post::create(pool, &post_spanish).await.unwrap();
 831
 832     let post_listings_all = PostQuery {
 833       sort: (Some(SortType::New)),
 834       local_user: (Some(&data.inserted_local_user)),
 835       ..Default::default()
 836     }
 837     .list(pool)
 838     .await
 839     .unwrap();
 840
 841     // no language filters specified, all posts should be returned
 842     assert_eq!(3, post_listings_all.len());
 843
 844     let french_id = Language::read_id_from_code(pool, Some("fr"))
 845       .await
 846       .unwrap()
 847       .unwrap();
 848     LocalUserLanguage::update(pool, vec![french_id], data.inserted_local_user.id)
 849       .await
 850       .unwrap();
 851
 852     let post_listing_french = PostQuery {
 853       sort: (Some(SortType::New)),
 854       local_user: (Some(&data.inserted_local_user)),
 855       ..Default::default()
 856     }
 857     .list(pool)
 858     .await
 859     .unwrap();
 860
 861     // only one post in french and one undetermined should be returned
 862     assert_eq!(2, post_listing_french.len());
 863     assert!(post_listing_french
 864       .iter()
 865       .any(|p| p.post.language_id == french_id));
 866
 867     LocalUserLanguage::update(
 868       pool,
 869       vec![french_id, UNDETERMINED_ID],
 870       data.inserted_local_user.id,
 871     )
 872     .await
 873     .unwrap();
 874     let post_listings_french_und = PostQuery {
 875       sort: (Some(SortType::New)),
 876       local_user: (Some(&data.inserted_local_user)),
 877       ..Default::default()
 878     }
 879     .list(pool)
 880     .await
 881     .unwrap();
 882
 883     // french post and undetermined language post should be returned
 884     assert_eq!(2, post_listings_french_und.len());
 885     assert_eq!(
 886       UNDETERMINED_ID,
 887       post_listings_french_und[0].post.language_id
 888     );
 889     assert_eq!(french_id, post_listings_french_und[1].post.language_id);
 890
 891     cleanup(data, pool).await;
 892   }
 893
 894   #[tokio::test]
 895   #[serial]
 896   async fn post_listings_deleted() {
 897     let pool = &build_db_pool_for_tests().await;
 898     let pool = &mut pool.into();
 899     let data = init_data(pool).await;
 900
 901     // Delete the post
 902     Post::update(
 903       pool,
 904       data.inserted_post.id,
 905       &PostUpdateForm::builder().deleted(Some(true)).build(),
 906     )
 907     .await
 908     .unwrap();
 909
 910     // Make sure you don't see the deleted post in the results
 911     let post_listings_no_admin = PostQuery {
 912       sort: (Some(SortType::New)),
 913       local_user: (Some(&data.inserted_local_user)),
 914       is_mod_or_admin: (Some(false)),
 915       ..Default::default()
 916     }
 917     .list(pool)
 918     .await
 919     .unwrap();
 920
 921     assert_eq!(1, post_listings_no_admin.len());
 922
 923     // Make sure they see both
 924     let post_listings_is_admin = PostQuery {
 925       sort: (Some(SortType::New)),
 926       local_user: (Some(&data.inserted_local_user)),
 927       is_mod_or_admin: (Some(true)),
 928       ..Default::default()
 929     }
 930     .list(pool)
 931     .await
 932     .unwrap();
 933
 934     assert_eq!(2, post_listings_is_admin.len());
 935
 936     cleanup(data, pool).await;
 937   }
 938
 939   async fn cleanup(data: Data, pool: &mut DbPool<'_>) {
 940     let num_deleted = Post::delete(pool, data.inserted_post.id).await.unwrap();
 941     Community::delete(pool, data.inserted_community.id)
 942       .await
 943       .unwrap();
 944     Person::delete(pool, data.inserted_person.id).await.unwrap();
 945     Person::delete(pool, data.inserted_bot.id).await.unwrap();
 946     Person::delete(pool, data.inserted_blocked_person.id)
 947       .await
 948       .unwrap();
 949     Instance::delete(pool, data.inserted_instance.id)
 950       .await
 951       .unwrap();
 952     assert_eq!(1, num_deleted);
 953   }
 954
 955   async fn expected_post_view(data: &Data, pool: &mut DbPool<'_>) -> PostView {
 956     let (inserted_person, inserted_community, inserted_post) = (
 957       &data.inserted_person,
 958       &data.inserted_community,
 959       &data.inserted_post,
 960     );
 961     let agg = PostAggregates::read(pool, inserted_post.id).await.unwrap();
 962
 963     PostView {
 964       post: Post {
 965         id: inserted_post.id,
 966         name: inserted_post.name.clone(),
 967         creator_id: inserted_person.id,
 968         url: None,
 969         body: None,
 970         published: inserted_post.published,
 971         updated: None,
 972         community_id: inserted_community.id,
 973         removed: false,
 974         deleted: false,
 975         locked: false,
 976         nsfw: false,
 977         embed_title: None,
 978         embed_description: None,
 979         embed_video_url: None,
 980         thumbnail_url: None,
 981         ap_id: inserted_post.ap_id.clone(),
 982         local: true,
 983         language_id: LanguageId(47),
 984         featured_community: false,
 985         featured_local: false,
 986       },
 987       my_vote: None,
 988       unread_comments: 0,
 989       creator: Person {
 990         id: inserted_person.id,
 991         name: inserted_person.name.clone(),
 992         display_name: None,
 993         published: inserted_person.published,
 994         avatar: None,
 995         actor_id: inserted_person.actor_id.clone(),
 996         local: true,
 997         admin: false,
 998         bot_account: false,
 999         banned: false,
1000         deleted: false,
1001         bio: None,
1002         banner: None,
1003         updated: None,
1004         inbox_url: inserted_person.inbox_url.clone(),
1005         shared_inbox_url: None,
1006         matrix_user_id: None,
1007         ban_expires: None,
1008         instance_id: data.inserted_instance.id,
1009         private_key: inserted_person.private_key.clone(),
1010         public_key: inserted_person.public_key.clone(),
1011         last_refreshed_at: inserted_person.last_refreshed_at,
1012       },
1013       creator_banned_from_community: false,
1014       community: Community {
1015         id: inserted_community.id,
1016         name: inserted_community.name.clone(),
1017         icon: None,
1018         removed: false,
1019         deleted: false,
1020         nsfw: false,
1021         actor_id: inserted_community.actor_id.clone(),
1022         local: true,
1023         title: "nada".to_owned(),
1024         description: None,
1025         updated: None,
1026         banner: None,
1027         hidden: false,
1028         posting_restricted_to_mods: false,
1029         published: inserted_community.published,
1030         instance_id: data.inserted_instance.id,
1031         private_key: inserted_community.private_key.clone(),
1032         public_key: inserted_community.public_key.clone(),
1033         last_refreshed_at: inserted_community.last_refreshed_at,
1034         followers_url: inserted_community.followers_url.clone(),
1035         inbox_url: inserted_community.inbox_url.clone(),
1036         shared_inbox_url: inserted_community.shared_inbox_url.clone(),
1037         moderators_url: inserted_community.moderators_url.clone(),
1038         featured_url: inserted_community.featured_url.clone(),
1039       },
1040       counts: PostAggregates {
1041         id: agg.id,
1042         post_id: inserted_post.id,
1043         comments: 0,
1044         score: 0,
1045         upvotes: 0,
1046         downvotes: 0,
1047         published: agg.published,
1048         newest_comment_time_necro: inserted_post.published,
1049         newest_comment_time: inserted_post.published,
1050         featured_community: false,
1051         featured_local: false,
1052         hot_rank: 1728,
1053         hot_rank_active: 1728,
1054       },
1055       subscribed: SubscribedType::NotSubscribed,
1056       read: false,
1057       saved: false,
1058       creator_blocked: false,
1059     }
1060   }
1061 }