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 use typed_builder::TypedBuilder;
  49
  50 type PostViewTuple = (
  51   Post,
  52   Person,
  53   Community,
  54   Option<CommunityPersonBan>,
  55   PostAggregates,
  56   Option<CommunityFollower>,
  57   Option<PostSaved>,
  58   Option<PostRead>,
  59   Option<PersonBlock>,
  60   Option<i16>,
  61   i64,
  62 );
  63
  64 sql_function!(fn coalesce(x: sql_types::Nullable<sql_types::BigInt>, y: sql_types::BigInt) -> sql_types::BigInt);
  65
  66 impl PostView {
  67   pub async fn read(
  68     pool: &DbPool,
  69     post_id: PostId,
  70     my_person_id: Option<PersonId>,
  71     is_mod_or_admin: Option<bool>,
  72   ) -> Result<Self, Error> {
  73     let conn = &mut get_conn(pool).await?;
  74
  75     // The left join below will return None in this case
  76     let person_id_join = my_person_id.unwrap_or(PersonId(-1));
  77     let mut query = post::table
  78       .find(post_id)
  79       .inner_join(person::table)
  80       .inner_join(community::table)
  81       .left_join(
  82         community_person_ban::table.on(
  83           post::community_id
  84             .eq(community_person_ban::community_id)
  85             .and(community_person_ban::person_id.eq(post::creator_id)),
  86         ),
  87       )
  88       .inner_join(post_aggregates::table)
  89       .left_join(
  90         community_follower::table.on(
  91           post::community_id
  92             .eq(community_follower::community_id)
  93             .and(community_follower::person_id.eq(person_id_join)),
  94         ),
  95       )
  96       .left_join(
  97         post_saved::table.on(
  98           post::id
  99             .eq(post_saved::post_id)
 100             .and(post_saved::person_id.eq(person_id_join)),
 101         ),
 102       )
 103       .left_join(
 104         post_read::table.on(
 105           post::id
 106             .eq(post_read::post_id)
 107             .and(post_read::person_id.eq(person_id_join)),
 108         ),
 109       )
 110       .left_join(
 111         person_block::table.on(
 112           post::creator_id
 113             .eq(person_block::target_id)
 114             .and(person_block::person_id.eq(person_id_join)),
 115         ),
 116       )
 117       .left_join(
 118         post_like::table.on(
 119           post::id
 120             .eq(post_like::post_id)
 121             .and(post_like::person_id.eq(person_id_join)),
 122         ),
 123       )
 124       .left_join(
 125         person_post_aggregates::table.on(
 126           post::id
 127             .eq(person_post_aggregates::post_id)
 128             .and(person_post_aggregates::person_id.eq(person_id_join)),
 129         ),
 130       )
 131       .select((
 132         post::all_columns,
 133         person::all_columns,
 134         community::all_columns,
 135         community_person_ban::all_columns.nullable(),
 136         post_aggregates::all_columns,
 137         community_follower::all_columns.nullable(),
 138         post_saved::all_columns.nullable(),
 139         post_read::all_columns.nullable(),
 140         person_block::all_columns.nullable(),
 141         post_like::score.nullable(),
 142         coalesce(
 143           post_aggregates::comments.nullable() - person_post_aggregates::read_comments.nullable(),
 144           post_aggregates::comments,
 145         ),
 146       ))
 147       .into_boxed();
 148
 149     // Hide deleted and removed for non-admins or mods
 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(TypedBuilder)]
 197 #[builder(field_defaults(default))]
 198 pub struct PostQuery<'a> {
 199   #[builder(!default)]
 200   pool: &'a DbPool,
 201   listing_type: Option<ListingType>,
 202   sort: Option<SortType>,
 203   creator_id: Option<PersonId>,
 204   community_id: Option<CommunityId>,
 205   local_user: Option<&'a LocalUser>,
 206   search_term: Option<String>,
 207   url_search: Option<String>,
 208   saved_only: Option<bool>,
 209   /// Used to show deleted or removed posts for admins
 210   is_mod_or_admin: Option<bool>,
 211   page: Option<i64>,
 212   limit: Option<i64>,
 213 }
 214
 215 impl<'a> PostQuery<'a> {
 216   pub async fn list(self) -> Result<Vec<PostView>, Error> {
 217     let conn = &mut get_conn(self.pool).await?;
 218
 219     // The left join below will return None in this case
 220     let person_id_join = self.local_user.map(|l| l.person_id).unwrap_or(PersonId(-1));
 221     let local_user_id_join = self.local_user.map(|l| l.id).unwrap_or(LocalUserId(-1));
 222
 223     let mut query = post::table
 224       .inner_join(person::table)
 225       .inner_join(community::table)
 226       .left_join(
 227         community_person_ban::table.on(
 228           post::community_id
 229             .eq(community_person_ban::community_id)
 230             .and(community_person_ban::person_id.eq(post::creator_id)),
 231         ),
 232       )
 233       .inner_join(post_aggregates::table)
 234       .left_join(
 235         community_follower::table.on(
 236           post::community_id
 237             .eq(community_follower::community_id)
 238             .and(community_follower::person_id.eq(person_id_join)),
 239         ),
 240       )
 241       .left_join(
 242         post_saved::table.on(
 243           post::id
 244             .eq(post_saved::post_id)
 245             .and(post_saved::person_id.eq(person_id_join)),
 246         ),
 247       )
 248       .left_join(
 249         post_read::table.on(
 250           post::id
 251             .eq(post_read::post_id)
 252             .and(post_read::person_id.eq(person_id_join)),
 253         ),
 254       )
 255       .left_join(
 256         person_block::table.on(
 257           post::creator_id
 258             .eq(person_block::target_id)
 259             .and(person_block::person_id.eq(person_id_join)),
 260         ),
 261       )
 262       .left_join(
 263         community_block::table.on(
 264           post::community_id
 265             .eq(community_block::community_id)
 266             .and(community_block::person_id.eq(person_id_join)),
 267         ),
 268       )
 269       .left_join(
 270         post_like::table.on(
 271           post::id
 272             .eq(post_like::post_id)
 273             .and(post_like::person_id.eq(person_id_join)),
 274         ),
 275       )
 276       .left_join(
 277         person_post_aggregates::table.on(
 278           post::id
 279             .eq(person_post_aggregates::post_id)
 280             .and(person_post_aggregates::person_id.eq(person_id_join)),
 281         ),
 282       )
 283       .left_join(
 284         local_user_language::table.on(
 285           post::language_id
 286             .eq(local_user_language::language_id)
 287             .and(local_user_language::local_user_id.eq(local_user_id_join)),
 288         ),
 289       )
 290       .select((
 291         post::all_columns,
 292         person::all_columns,
 293         community::all_columns,
 294         community_person_ban::all_columns.nullable(),
 295         post_aggregates::all_columns,
 296         community_follower::all_columns.nullable(),
 297         post_saved::all_columns.nullable(),
 298         post_read::all_columns.nullable(),
 299         person_block::all_columns.nullable(),
 300         post_like::score.nullable(),
 301         coalesce(
 302           post_aggregates::comments.nullable() - person_post_aggregates::read_comments.nullable(),
 303           post_aggregates::comments,
 304         ),
 305       ))
 306       .into_boxed();
 307
 308     // Hide deleted and removed for non-admins or mods
 309     // TODO This eventually needs to show posts where you are the creator
 310     if !self.is_mod_or_admin.unwrap_or(false) {
 311       query = query
 312         .filter(community::removed.eq(false))
 313         .filter(community::deleted.eq(false))
 314         .filter(post::removed.eq(false))
 315         .filter(post::deleted.eq(false));
 316     }
 317
 318     if self.community_id.is_none() {
 319       query = query.then_order_by(post_aggregates::featured_local.desc());
 320     } else if let Some(community_id) = self.community_id {
 321       query = query
 322         .filter(post::community_id.eq(community_id))
 323         .then_order_by(post_aggregates::featured_community.desc());
 324     }
 325
 326     if let Some(creator_id) = self.creator_id {
 327       query = query.filter(post::creator_id.eq(creator_id));
 328     }
 329
 330     if let Some(listing_type) = self.listing_type {
 331       match listing_type {
 332         ListingType::Subscribed => {
 333           query = query.filter(community_follower::person_id.is_not_null())
 334         }
 335         ListingType::Local => {
 336           query = query.filter(community::local.eq(true)).filter(
 337             community::hidden
 338               .eq(false)
 339               .or(community_follower::person_id.eq(person_id_join)),
 340           );
 341         }
 342         ListingType::All => {
 343           query = query.filter(
 344             community::hidden
 345               .eq(false)
 346               .or(community_follower::person_id.eq(person_id_join)),
 347           )
 348         }
 349       }
 350     }
 351
 352     if let Some(url_search) = self.url_search {
 353       query = query.filter(post::url.eq(url_search));
 354     }
 355
 356     if let Some(search_term) = self.search_term {
 357       let searcher = fuzzy_search(&search_term);
 358       query = query.filter(
 359         post::name
 360           .ilike(searcher.clone())
 361           .or(post::body.ilike(searcher)),
 362       );
 363     }
 364
 365     if !self.local_user.map(|l| l.show_nsfw).unwrap_or(false) {
 366       query = query
 367         .filter(post::nsfw.eq(false))
 368         .filter(community::nsfw.eq(false));
 369     };
 370
 371     if !self.local_user.map(|l| l.show_bot_accounts).unwrap_or(true) {
 372       query = query.filter(person::bot_account.eq(false));
 373     };
 374
 375     if self.saved_only.unwrap_or(false) {
 376       query = query.filter(post_saved::post_id.is_not_null());
 377     }
 378     // Only hide the read posts, if the saved_only is false. Otherwise ppl with the hide_read
 379     // setting wont be able to see saved posts.
 380     else if !self.local_user.map(|l| l.show_read_posts).unwrap_or(true) {
 381       query = query.filter(post_read::post_id.is_null());
 382     }
 383
 384     if self.local_user.is_some() {
 385       // Filter out the rows with missing languages
 386       query = query.filter(local_user_language::language_id.is_not_null());
 387
 388       // Don't show blocked communities or persons
 389       query = query.filter(community_block::person_id.is_null());
 390       query = query.filter(person_block::person_id.is_null());
 391     }
 392
 393     query = match self.sort.unwrap_or(SortType::Hot) {
 394       SortType::Active => query.then_order_by(post_aggregates::hot_rank_active.desc()),
 395       SortType::Hot => query.then_order_by(post_aggregates::hot_rank.desc()),
 396       SortType::New => query.then_order_by(post_aggregates::published.desc()),
 397       SortType::Old => query.then_order_by(post_aggregates::published.asc()),
 398       SortType::NewComments => query.then_order_by(post_aggregates::newest_comment_time.desc()),
 399       SortType::MostComments => query
 400         .then_order_by(post_aggregates::comments.desc())
 401         .then_order_by(post_aggregates::published.desc()),
 402       SortType::TopAll => query
 403         .then_order_by(post_aggregates::score.desc())
 404         .then_order_by(post_aggregates::published.desc()),
 405       SortType::TopYear => query
 406         .filter(post_aggregates::published.gt(now - 1.years()))
 407         .then_order_by(post_aggregates::score.desc())
 408         .then_order_by(post_aggregates::published.desc()),
 409       SortType::TopMonth => query
 410         .filter(post_aggregates::published.gt(now - 1.months()))
 411         .then_order_by(post_aggregates::score.desc())
 412         .then_order_by(post_aggregates::published.desc()),
 413       SortType::TopWeek => query
 414         .filter(post_aggregates::published.gt(now - 1.weeks()))
 415         .then_order_by(post_aggregates::score.desc())
 416         .then_order_by(post_aggregates::published.desc()),
 417       SortType::TopDay => query
 418         .filter(post_aggregates::published.gt(now - 1.days()))
 419         .then_order_by(post_aggregates::score.desc())
 420         .then_order_by(post_aggregates::published.desc()),
 421       SortType::TopHour => query
 422         .filter(post_aggregates::published.gt(now - 1.hours()))
 423         .then_order_by(post_aggregates::score.desc())
 424         .then_order_by(post_aggregates::published.desc()),
 425       SortType::TopSixHour => query
 426         .filter(post_aggregates::published.gt(now - 6.hours()))
 427         .then_order_by(post_aggregates::score.desc())
 428         .then_order_by(post_aggregates::published.desc()),
 429       SortType::TopTwelveHour => query
 430         .filter(post_aggregates::published.gt(now - 12.hours()))
 431         .then_order_by(post_aggregates::score.desc())
 432         .then_order_by(post_aggregates::published.desc()),
 433       SortType::TopThreeMonths => query
 434         .filter(post_aggregates::published.gt(now - 3.months()))
 435         .then_order_by(post_aggregates::score.desc())
 436         .then_order_by(post_aggregates::published.desc()),
 437       SortType::TopSixMonths => query
 438         .filter(post_aggregates::published.gt(now - 6.months()))
 439         .then_order_by(post_aggregates::score.desc())
 440         .then_order_by(post_aggregates::published.desc()),
 441       SortType::TopNineMonths => query
 442         .filter(post_aggregates::published.gt(now - 9.months()))
 443         .then_order_by(post_aggregates::score.desc())
 444         .then_order_by(post_aggregates::published.desc()),
 445     };
 446
 447     let (limit, offset) = limit_and_offset(self.page, self.limit)?;
 448
 449     query = query.limit(limit).offset(offset);
 450
 451     debug!("Post View Query: {:?}", debug_query::<Pg, _>(&query));
 452
 453     let res = query.load::<PostViewTuple>(conn).await?;
 454
 455     Ok(res.into_iter().map(PostView::from_tuple).collect())
 456   }
 457 }
 458
 459 impl JoinView for PostView {
 460   type JoinTuple = PostViewTuple;
 461   fn from_tuple(a: Self::JoinTuple) -> Self {
 462     Self {
 463       post: a.0,
 464       creator: a.1,
 465       community: a.2,
 466       creator_banned_from_community: a.3.is_some(),
 467       counts: a.4,
 468       subscribed: CommunityFollower::to_subscribed_type(&a.5),
 469       saved: a.6.is_some(),
 470       read: a.7.is_some(),
 471       creator_blocked: a.8.is_some(),
 472       my_vote: a.9,
 473       unread_comments: a.10,
 474     }
 475   }
 476 }
 477
 478 #[cfg(test)]
 479 mod tests {
 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: &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 data = init_data(pool).await;
 612
 613     let local_user_form = LocalUserUpdateForm::builder()
 614       .show_bot_accounts(Some(false))
 615       .build();
 616     let inserted_local_user =
 617       LocalUser::update(pool, data.inserted_local_user.id, &local_user_form)
 618         .await
 619         .unwrap();
 620
 621     let read_post_listing = PostQuery::builder()
 622       .pool(pool)
 623       .sort(Some(SortType::New))
 624       .community_id(Some(data.inserted_community.id))
 625       .local_user(Some(&inserted_local_user))
 626       .build()
 627       .list()
 628       .await
 629       .unwrap();
 630
 631     let post_listing_single_with_person = PostView::read(
 632       pool,
 633       data.inserted_post.id,
 634       Some(data.inserted_person.id),
 635       None,
 636     )
 637     .await
 638     .unwrap();
 639
 640     let mut expected_post_listing_with_user = expected_post_view(&data, pool).await;
 641
 642     // Should be only one person, IE the bot post, and blocked should be missing
 643     assert_eq!(1, read_post_listing.len());
 644
 645     assert_eq!(expected_post_listing_with_user, read_post_listing[0]);
 646     expected_post_listing_with_user.my_vote = Some(0);
 647     assert_eq!(
 648       expected_post_listing_with_user,
 649       post_listing_single_with_person
 650     );
 651
 652     let local_user_form = LocalUserUpdateForm::builder()
 653       .show_bot_accounts(Some(true))
 654       .build();
 655     let inserted_local_user =
 656       LocalUser::update(pool, data.inserted_local_user.id, &local_user_form)
 657         .await
 658         .unwrap();
 659
 660     let post_listings_with_bots = PostQuery::builder()
 661       .pool(pool)
 662       .sort(Some(SortType::New))
 663       .community_id(Some(data.inserted_community.id))
 664       .local_user(Some(&inserted_local_user))
 665       .build()
 666       .list()
 667       .await
 668       .unwrap();
 669     // should include bot post which has "undetermined" language
 670     assert_eq!(2, post_listings_with_bots.len());
 671
 672     cleanup(data, pool).await;
 673   }
 674
 675   #[tokio::test]
 676   #[serial]
 677   async fn post_listing_no_person() {
 678     let pool = &build_db_pool_for_tests().await;
 679     let data = init_data(pool).await;
 680
 681     let read_post_listing_multiple_no_person = PostQuery::builder()
 682       .pool(pool)
 683       .sort(Some(SortType::New))
 684       .community_id(Some(data.inserted_community.id))
 685       .build()
 686       .list()
 687       .await
 688       .unwrap();
 689
 690     let read_post_listing_single_no_person =
 691       PostView::read(pool, data.inserted_post.id, None, None)
 692         .await
 693         .unwrap();
 694
 695     let expected_post_listing_no_person = expected_post_view(&data, pool).await;
 696
 697     // Should be 2 posts, with the bot post, and the blocked
 698     assert_eq!(3, read_post_listing_multiple_no_person.len());
 699
 700     assert_eq!(
 701       expected_post_listing_no_person,
 702       read_post_listing_multiple_no_person[1]
 703     );
 704     assert_eq!(
 705       expected_post_listing_no_person,
 706       read_post_listing_single_no_person
 707     );
 708
 709     cleanup(data, pool).await;
 710   }
 711
 712   #[tokio::test]
 713   #[serial]
 714   async fn post_listing_block_community() {
 715     let pool = &build_db_pool_for_tests().await;
 716     let data = init_data(pool).await;
 717
 718     let community_block = CommunityBlockForm {
 719       person_id: data.inserted_person.id,
 720       community_id: data.inserted_community.id,
 721     };
 722     CommunityBlock::block(pool, &community_block).await.unwrap();
 723
 724     let read_post_listings_with_person_after_block = PostQuery::builder()
 725       .pool(pool)
 726       .sort(Some(SortType::New))
 727       .community_id(Some(data.inserted_community.id))
 728       .local_user(Some(&data.inserted_local_user))
 729       .build()
 730       .list()
 731       .await
 732       .unwrap();
 733     // Should be 0 posts after the community block
 734     assert_eq!(0, read_post_listings_with_person_after_block.len());
 735
 736     CommunityBlock::unblock(pool, &community_block)
 737       .await
 738       .unwrap();
 739     cleanup(data, pool).await;
 740   }
 741
 742   #[tokio::test]
 743   #[serial]
 744   async fn post_listing_like() {
 745     let pool = &build_db_pool_for_tests().await;
 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::builder()
 789       .pool(pool)
 790       .sort(Some(SortType::New))
 791       .community_id(Some(data.inserted_community.id))
 792       .local_user(Some(&inserted_local_user))
 793       .build()
 794       .list()
 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 data = init_data(pool).await;
 813
 814     let spanish_id = Language::read_id_from_code(pool, Some("es"))
 815       .await
 816       .unwrap()
 817       .unwrap();
 818     let post_spanish = PostInsertForm::builder()
 819       .name("asffgdsc".to_string())
 820       .creator_id(data.inserted_person.id)
 821       .community_id(data.inserted_community.id)
 822       .language_id(Some(spanish_id))
 823       .build();
 824
 825     Post::create(pool, &post_spanish).await.unwrap();
 826
 827     let post_listings_all = PostQuery::builder()
 828       .pool(pool)
 829       .sort(Some(SortType::New))
 830       .local_user(Some(&data.inserted_local_user))
 831       .build()
 832       .list()
 833       .await
 834       .unwrap();
 835
 836     // no language filters specified, all posts should be returned
 837     assert_eq!(3, post_listings_all.len());
 838
 839     let french_id = Language::read_id_from_code(pool, Some("fr"))
 840       .await
 841       .unwrap()
 842       .unwrap();
 843     LocalUserLanguage::update(pool, vec![french_id], data.inserted_local_user.id)
 844       .await
 845       .unwrap();
 846
 847     let post_listing_french = PostQuery::builder()
 848       .pool(pool)
 849       .sort(Some(SortType::New))
 850       .local_user(Some(&data.inserted_local_user))
 851       .build()
 852       .list()
 853       .await
 854       .unwrap();
 855
 856     // only one post in french and one undetermined should be returned
 857     assert_eq!(2, post_listing_french.len());
 858     assert!(post_listing_french
 859       .iter()
 860       .any(|p| p.post.language_id == french_id));
 861
 862     LocalUserLanguage::update(
 863       pool,
 864       vec![french_id, UNDETERMINED_ID],
 865       data.inserted_local_user.id,
 866     )
 867     .await
 868     .unwrap();
 869     let post_listings_french_und = PostQuery::builder()
 870       .pool(pool)
 871       .sort(Some(SortType::New))
 872       .local_user(Some(&data.inserted_local_user))
 873       .build()
 874       .list()
 875       .await
 876       .unwrap();
 877
 878     // french post and undetermined language post should be returned
 879     assert_eq!(2, post_listings_french_und.len());
 880     assert_eq!(
 881       UNDETERMINED_ID,
 882       post_listings_french_und[0].post.language_id
 883     );
 884     assert_eq!(french_id, post_listings_french_und[1].post.language_id);
 885
 886     cleanup(data, pool).await;
 887   }
 888
 889   #[tokio::test]
 890   #[serial]
 891   async fn post_listings_deleted() {
 892     let pool = &build_db_pool_for_tests().await;
 893     let data = init_data(pool).await;
 894
 895     // Delete the post
 896     Post::update(
 897       pool,
 898       data.inserted_post.id,
 899       &PostUpdateForm::builder().deleted(Some(true)).build(),
 900     )
 901     .await
 902     .unwrap();
 903
 904     // Make sure you don't see the deleted post in the results
 905     let post_listings_no_admin = PostQuery::builder()
 906       .pool(pool)
 907       .sort(Some(SortType::New))
 908       .local_user(Some(&data.inserted_local_user))
 909       .is_mod_or_admin(Some(false))
 910       .build()
 911       .list()
 912       .await
 913       .unwrap();
 914
 915     assert_eq!(1, post_listings_no_admin.len());
 916
 917     // Make sure they see both
 918     let post_listings_is_admin = PostQuery::builder()
 919       .pool(pool)
 920       .sort(Some(SortType::New))
 921       .local_user(Some(&data.inserted_local_user))
 922       .is_mod_or_admin(Some(true))
 923       .build()
 924       .list()
 925       .await
 926       .unwrap();
 927
 928     assert_eq!(2, post_listings_is_admin.len());
 929
 930     cleanup(data, pool).await;
 931   }
 932
 933   async fn cleanup(data: Data, pool: &DbPool) {
 934     let num_deleted = Post::delete(pool, data.inserted_post.id).await.unwrap();
 935     Community::delete(pool, data.inserted_community.id)
 936       .await
 937       .unwrap();
 938     Person::delete(pool, data.inserted_person.id).await.unwrap();
 939     Person::delete(pool, data.inserted_bot.id).await.unwrap();
 940     Person::delete(pool, data.inserted_blocked_person.id)
 941       .await
 942       .unwrap();
 943     Instance::delete(pool, data.inserted_instance.id)
 944       .await
 945       .unwrap();
 946     assert_eq!(1, num_deleted);
 947   }
 948
 949   async fn expected_post_view(data: &Data, pool: &DbPool) -> PostView {
 950     let (inserted_person, inserted_community, inserted_post) = (
 951       &data.inserted_person,
 952       &data.inserted_community,
 953       &data.inserted_post,
 954     );
 955     let agg = PostAggregates::read(pool, inserted_post.id).await.unwrap();
 956
 957     PostView {
 958       post: Post {
 959         id: inserted_post.id,
 960         name: inserted_post.name.clone(),
 961         creator_id: inserted_person.id,
 962         url: None,
 963         body: None,
 964         published: inserted_post.published,
 965         updated: None,
 966         community_id: inserted_community.id,
 967         removed: false,
 968         deleted: false,
 969         locked: false,
 970         nsfw: false,
 971         embed_title: None,
 972         embed_description: None,
 973         embed_video_url: None,
 974         thumbnail_url: None,
 975         ap_id: inserted_post.ap_id.clone(),
 976         local: true,
 977         language_id: LanguageId(47),
 978         featured_community: false,
 979         featured_local: false,
 980       },
 981       my_vote: None,
 982       unread_comments: 0,
 983       creator: Person {
 984         id: inserted_person.id,
 985         name: inserted_person.name.clone(),
 986         display_name: None,
 987         published: inserted_person.published,
 988         avatar: None,
 989         actor_id: inserted_person.actor_id.clone(),
 990         local: true,
 991         admin: false,
 992         bot_account: false,
 993         banned: false,
 994         deleted: false,
 995         bio: None,
 996         banner: None,
 997         updated: None,
 998         inbox_url: inserted_person.inbox_url.clone(),
 999         shared_inbox_url: None,
1000         matrix_user_id: None,
1001         ban_expires: None,
1002         instance_id: data.inserted_instance.id,
1003         private_key: inserted_person.private_key.clone(),
1004         public_key: inserted_person.public_key.clone(),
1005         last_refreshed_at: inserted_person.last_refreshed_at,
1006       },
1007       creator_banned_from_community: false,
1008       community: Community {
1009         id: inserted_community.id,
1010         name: inserted_community.name.clone(),
1011         icon: None,
1012         removed: false,
1013         deleted: false,
1014         nsfw: false,
1015         actor_id: inserted_community.actor_id.clone(),
1016         local: true,
1017         title: "nada".to_owned(),
1018         description: None,
1019         updated: None,
1020         banner: None,
1021         hidden: false,
1022         posting_restricted_to_mods: false,
1023         published: inserted_community.published,
1024         instance_id: data.inserted_instance.id,
1025         private_key: inserted_community.private_key.clone(),
1026         public_key: inserted_community.public_key.clone(),
1027         last_refreshed_at: inserted_community.last_refreshed_at,
1028         followers_url: inserted_community.followers_url.clone(),
1029         inbox_url: inserted_community.inbox_url.clone(),
1030         shared_inbox_url: inserted_community.shared_inbox_url.clone(),
1031         moderators_url: inserted_community.moderators_url.clone(),
1032         featured_url: inserted_community.featured_url.clone(),
1033       },
1034       counts: PostAggregates {
1035         id: agg.id,
1036         post_id: inserted_post.id,
1037         comments: 0,
1038         score: 0,
1039         upvotes: 0,
1040         downvotes: 0,
1041         published: agg.published,
1042         newest_comment_time_necro: inserted_post.published,
1043         newest_comment_time: inserted_post.published,
1044         featured_community: false,
1045         featured_local: false,
1046         hot_rank: 1728,
1047         hot_rank_active: 1728,
1048       },
1049       subscribed: SubscribedType::NotSubscribed,
1050       read: false,
1051       saved: false,
1052       creator_blocked: false,
1053     }
1054   }
1055 }