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   #![allow(clippy::unwrap_used)]
 477   #![allow(clippy::indexing_slicing)]
 478
 479   use crate::post_view::{PostQuery, PostView};
 480   use lemmy_db_schema::{
 481     aggregates::structs::PostAggregates,
 482     impls::actor_language::UNDETERMINED_ID,
 483     newtypes::LanguageId,
 484     source::{
 485       actor_language::LocalUserLanguage,
 486       community::{Community, CommunityInsertForm},
 487       community_block::{CommunityBlock, CommunityBlockForm},
 488       instance::Instance,
 489       language::Language,
 490       local_user::{LocalUser, LocalUserInsertForm, LocalUserUpdateForm},
 491       person::{Person, PersonInsertForm},
 492       person_block::{PersonBlock, PersonBlockForm},
 493       post::{Post, PostInsertForm, PostLike, PostLikeForm, PostUpdateForm},
 494     },
 495     traits::{Blockable, Crud, Likeable},
 496     utils::{build_db_pool_for_tests, DbPool},
 497     SortType,
 498     SubscribedType,
 499   };
 500   use serial_test::serial;
 501
 502   struct Data {
 503     inserted_instance: Instance,
 504     inserted_person: Person,
 505     inserted_local_user: LocalUser,
 506     inserted_blocked_person: Person,
 507     inserted_bot: Person,
 508     inserted_community: Community,
 509     inserted_post: Post,
 510   }
 511
 512   async fn init_data(pool: &mut DbPool<'_>) -> Data {
 513     let inserted_instance = Instance::read_or_create(pool, "my_domain.tld".to_string())
 514       .await
 515       .unwrap();
 516
 517     let person_name = "tegan".to_string();
 518
 519     let new_person = PersonInsertForm::builder()
 520       .name(person_name.clone())
 521       .public_key("pubkey".to_string())
 522       .instance_id(inserted_instance.id)
 523       .build();
 524
 525     let inserted_person = Person::create(pool, &new_person).await.unwrap();
 526
 527     let local_user_form = LocalUserInsertForm::builder()
 528       .person_id(inserted_person.id)
 529       .password_encrypted(String::new())
 530       .build();
 531     let inserted_local_user = LocalUser::create(pool, &local_user_form).await.unwrap();
 532
 533     let new_bot = PersonInsertForm::builder()
 534       .name("mybot".to_string())
 535       .bot_account(Some(true))
 536       .public_key("pubkey".to_string())
 537       .instance_id(inserted_instance.id)
 538       .build();
 539
 540     let inserted_bot = Person::create(pool, &new_bot).await.unwrap();
 541
 542     let new_community = CommunityInsertForm::builder()
 543       .name("test_community_3".to_string())
 544       .title("nada".to_owned())
 545       .public_key("pubkey".to_string())
 546       .instance_id(inserted_instance.id)
 547       .build();
 548
 549     let inserted_community = Community::create(pool, &new_community).await.unwrap();
 550
 551     // Test a person block, make sure the post query doesn't include their post
 552     let blocked_person = PersonInsertForm::builder()
 553       .name(person_name)
 554       .public_key("pubkey".to_string())
 555       .instance_id(inserted_instance.id)
 556       .build();
 557
 558     let inserted_blocked_person = Person::create(pool, &blocked_person).await.unwrap();
 559
 560     let post_from_blocked_person = PostInsertForm::builder()
 561       .name("blocked_person_post".to_string())
 562       .creator_id(inserted_blocked_person.id)
 563       .community_id(inserted_community.id)
 564       .language_id(Some(LanguageId(1)))
 565       .build();
 566
 567     Post::create(pool, &post_from_blocked_person).await.unwrap();
 568
 569     // block that person
 570     let person_block = PersonBlockForm {
 571       person_id: inserted_person.id,
 572       target_id: inserted_blocked_person.id,
 573     };
 574
 575     PersonBlock::block(pool, &person_block).await.unwrap();
 576
 577     // A sample post
 578     let new_post = PostInsertForm::builder()
 579       .name("test post 3".to_string())
 580       .creator_id(inserted_person.id)
 581       .community_id(inserted_community.id)
 582       .language_id(Some(LanguageId(47)))
 583       .build();
 584
 585     let inserted_post = Post::create(pool, &new_post).await.unwrap();
 586
 587     let new_bot_post = PostInsertForm::builder()
 588       .name("test bot post".to_string())
 589       .creator_id(inserted_bot.id)
 590       .community_id(inserted_community.id)
 591       .build();
 592
 593     let _inserted_bot_post = Post::create(pool, &new_bot_post).await.unwrap();
 594
 595     Data {
 596       inserted_instance,
 597       inserted_person,
 598       inserted_local_user,
 599       inserted_blocked_person,
 600       inserted_bot,
 601       inserted_community,
 602       inserted_post,
 603     }
 604   }
 605
 606   #[tokio::test]
 607   #[serial]
 608   async fn post_listing_with_person() {
 609     let pool = &build_db_pool_for_tests().await;
 610     let pool = &mut pool.into();
 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 {
 622       sort: (Some(SortType::New)),
 623       community_id: (Some(data.inserted_community.id)),
 624       local_user: (Some(&inserted_local_user)),
 625       ..Default::default()
 626     }
 627     .list(pool)
 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 {
 661       sort: (Some(SortType::New)),
 662       community_id: (Some(data.inserted_community.id)),
 663       local_user: (Some(&inserted_local_user)),
 664       ..Default::default()
 665     }
 666     .list(pool)
 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 pool = &mut pool.into();
 680     let data = init_data(pool).await;
 681
 682     let read_post_listing_multiple_no_person = PostQuery {
 683       sort: (Some(SortType::New)),
 684       community_id: (Some(data.inserted_community.id)),
 685       ..Default::default()
 686     }
 687     .list(pool)
 688     .await
 689     .unwrap();
 690
 691     let read_post_listing_single_no_person =
 692       PostView::read(pool, data.inserted_post.id, None, None)
 693         .await
 694         .unwrap();
 695
 696     let expected_post_listing_no_person = expected_post_view(&data, pool).await;
 697
 698     // Should be 2 posts, with the bot post, and the blocked
 699     assert_eq!(3, read_post_listing_multiple_no_person.len());
 700
 701     assert_eq!(
 702       expected_post_listing_no_person,
 703       read_post_listing_multiple_no_person[1]
 704     );
 705     assert_eq!(
 706       expected_post_listing_no_person,
 707       read_post_listing_single_no_person
 708     );
 709
 710     cleanup(data, pool).await;
 711   }
 712
 713   #[tokio::test]
 714   #[serial]
 715   async fn post_listing_block_community() {
 716     let pool = &build_db_pool_for_tests().await;
 717     let pool = &mut pool.into();
 718     let data = init_data(pool).await;
 719
 720     let community_block = CommunityBlockForm {
 721       person_id: data.inserted_person.id,
 722       community_id: data.inserted_community.id,
 723     };
 724     CommunityBlock::block(pool, &community_block).await.unwrap();
 725
 726     let read_post_listings_with_person_after_block = PostQuery {
 727       sort: (Some(SortType::New)),
 728       community_id: (Some(data.inserted_community.id)),
 729       local_user: (Some(&data.inserted_local_user)),
 730       ..Default::default()
 731     }
 732     .list(pool)
 733     .await
 734     .unwrap();
 735     // Should be 0 posts after the community block
 736     assert_eq!(0, read_post_listings_with_person_after_block.len());
 737
 738     CommunityBlock::unblock(pool, &community_block)
 739       .await
 740       .unwrap();
 741     cleanup(data, pool).await;
 742   }
 743
 744   #[tokio::test]
 745   #[serial]
 746   async fn post_listing_like() {
 747     let pool = &build_db_pool_for_tests().await;
 748     let pool = &mut pool.into();
 749     let data = init_data(pool).await;
 750
 751     let post_like_form = PostLikeForm {
 752       post_id: data.inserted_post.id,
 753       person_id: data.inserted_person.id,
 754       score: 1,
 755     };
 756
 757     let inserted_post_like = PostLike::like(pool, &post_like_form).await.unwrap();
 758
 759     let expected_post_like = PostLike {
 760       id: inserted_post_like.id,
 761       post_id: data.inserted_post.id,
 762       person_id: data.inserted_person.id,
 763       published: inserted_post_like.published,
 764       score: 1,
 765     };
 766     assert_eq!(expected_post_like, inserted_post_like);
 767
 768     let post_listing_single_with_person = PostView::read(
 769       pool,
 770       data.inserted_post.id,
 771       Some(data.inserted_person.id),
 772       None,
 773     )
 774     .await
 775     .unwrap();
 776
 777     let mut expected_post_with_upvote = expected_post_view(&data, pool).await;
 778     expected_post_with_upvote.my_vote = Some(1);
 779     expected_post_with_upvote.counts.score = 1;
 780     expected_post_with_upvote.counts.upvotes = 1;
 781     assert_eq!(expected_post_with_upvote, post_listing_single_with_person);
 782
 783     let local_user_form = LocalUserUpdateForm::builder()
 784       .show_bot_accounts(Some(false))
 785       .build();
 786     let inserted_local_user =
 787       LocalUser::update(pool, data.inserted_local_user.id, &local_user_form)
 788         .await
 789         .unwrap();
 790
 791     let read_post_listing = PostQuery {
 792       sort: (Some(SortType::New)),
 793       community_id: (Some(data.inserted_community.id)),
 794       local_user: (Some(&inserted_local_user)),
 795       ..Default::default()
 796     }
 797     .list(pool)
 798     .await
 799     .unwrap();
 800     assert_eq!(1, read_post_listing.len());
 801
 802     assert_eq!(expected_post_with_upvote, read_post_listing[0]);
 803
 804     let like_removed = PostLike::remove(pool, data.inserted_person.id, data.inserted_post.id)
 805       .await
 806       .unwrap();
 807     assert_eq!(1, like_removed);
 808     cleanup(data, pool).await;
 809   }
 810
 811   #[tokio::test]
 812   #[serial]
 813   async fn post_listing_person_language() {
 814     let pool = &build_db_pool_for_tests().await;
 815     let pool = &mut pool.into();
 816     let data = init_data(pool).await;
 817
 818     let spanish_id = Language::read_id_from_code(pool, Some("es"))
 819       .await
 820       .unwrap()
 821       .unwrap();
 822     let post_spanish = PostInsertForm::builder()
 823       .name("asffgdsc".to_string())
 824       .creator_id(data.inserted_person.id)
 825       .community_id(data.inserted_community.id)
 826       .language_id(Some(spanish_id))
 827       .build();
 828
 829     Post::create(pool, &post_spanish).await.unwrap();
 830
 831     let post_listings_all = PostQuery {
 832       sort: (Some(SortType::New)),
 833       local_user: (Some(&data.inserted_local_user)),
 834       ..Default::default()
 835     }
 836     .list(pool)
 837     .await
 838     .unwrap();
 839
 840     // no language filters specified, all posts should be returned
 841     assert_eq!(3, post_listings_all.len());
 842
 843     let french_id = Language::read_id_from_code(pool, Some("fr"))
 844       .await
 845       .unwrap()
 846       .unwrap();
 847     LocalUserLanguage::update(pool, vec![french_id], data.inserted_local_user.id)
 848       .await
 849       .unwrap();
 850
 851     let post_listing_french = PostQuery {
 852       sort: (Some(SortType::New)),
 853       local_user: (Some(&data.inserted_local_user)),
 854       ..Default::default()
 855     }
 856     .list(pool)
 857     .await
 858     .unwrap();
 859
 860     // only one post in french and one undetermined should be returned
 861     assert_eq!(2, post_listing_french.len());
 862     assert!(post_listing_french
 863       .iter()
 864       .any(|p| p.post.language_id == french_id));
 865
 866     LocalUserLanguage::update(
 867       pool,
 868       vec![french_id, UNDETERMINED_ID],
 869       data.inserted_local_user.id,
 870     )
 871     .await
 872     .unwrap();
 873     let post_listings_french_und = PostQuery {
 874       sort: (Some(SortType::New)),
 875       local_user: (Some(&data.inserted_local_user)),
 876       ..Default::default()
 877     }
 878     .list(pool)
 879     .await
 880     .unwrap();
 881
 882     // french post and undetermined language post should be returned
 883     assert_eq!(2, post_listings_french_und.len());
 884     assert_eq!(
 885       UNDETERMINED_ID,
 886       post_listings_french_und[0].post.language_id
 887     );
 888     assert_eq!(french_id, post_listings_french_und[1].post.language_id);
 889
 890     cleanup(data, pool).await;
 891   }
 892
 893   #[tokio::test]
 894   #[serial]
 895   async fn post_listings_deleted() {
 896     let pool = &build_db_pool_for_tests().await;
 897     let pool = &mut pool.into();
 898     let data = init_data(pool).await;
 899
 900     // Delete the post
 901     Post::update(
 902       pool,
 903       data.inserted_post.id,
 904       &PostUpdateForm::builder().deleted(Some(true)).build(),
 905     )
 906     .await
 907     .unwrap();
 908
 909     // Make sure you don't see the deleted post in the results
 910     let post_listings_no_admin = PostQuery {
 911       sort: (Some(SortType::New)),
 912       local_user: (Some(&data.inserted_local_user)),
 913       is_mod_or_admin: (Some(false)),
 914       ..Default::default()
 915     }
 916     .list(pool)
 917     .await
 918     .unwrap();
 919
 920     assert_eq!(1, post_listings_no_admin.len());
 921
 922     // Make sure they see both
 923     let post_listings_is_admin = PostQuery {
 924       sort: (Some(SortType::New)),
 925       local_user: (Some(&data.inserted_local_user)),
 926       is_mod_or_admin: (Some(true)),
 927       ..Default::default()
 928     }
 929     .list(pool)
 930     .await
 931     .unwrap();
 932
 933     assert_eq!(2, post_listings_is_admin.len());
 934
 935     cleanup(data, pool).await;
 936   }
 937
 938   async fn cleanup(data: Data, pool: &mut DbPool<'_>) {
 939     let num_deleted = Post::delete(pool, data.inserted_post.id).await.unwrap();
 940     Community::delete(pool, data.inserted_community.id)
 941       .await
 942       .unwrap();
 943     Person::delete(pool, data.inserted_person.id).await.unwrap();
 944     Person::delete(pool, data.inserted_bot.id).await.unwrap();
 945     Person::delete(pool, data.inserted_blocked_person.id)
 946       .await
 947       .unwrap();
 948     Instance::delete(pool, data.inserted_instance.id)
 949       .await
 950       .unwrap();
 951     assert_eq!(1, num_deleted);
 952   }
 953
 954   async fn expected_post_view(data: &Data, pool: &mut DbPool<'_>) -> PostView {
 955     let (inserted_person, inserted_community, inserted_post) = (
 956       &data.inserted_person,
 957       &data.inserted_community,
 958       &data.inserted_post,
 959     );
 960     let agg = PostAggregates::read(pool, inserted_post.id).await.unwrap();
 961
 962     PostView {
 963       post: Post {
 964         id: inserted_post.id,
 965         name: inserted_post.name.clone(),
 966         creator_id: inserted_person.id,
 967         url: None,
 968         body: None,
 969         published: inserted_post.published,
 970         updated: None,
 971         community_id: inserted_community.id,
 972         removed: false,
 973         deleted: false,
 974         locked: false,
 975         nsfw: false,
 976         embed_title: None,
 977         embed_description: None,
 978         embed_video_url: None,
 979         thumbnail_url: None,
 980         ap_id: inserted_post.ap_id.clone(),
 981         local: true,
 982         language_id: LanguageId(47),
 983         featured_community: false,
 984         featured_local: false,
 985       },
 986       my_vote: None,
 987       unread_comments: 0,
 988       creator: Person {
 989         id: inserted_person.id,
 990         name: inserted_person.name.clone(),
 991         display_name: None,
 992         published: inserted_person.published,
 993         avatar: None,
 994         actor_id: inserted_person.actor_id.clone(),
 995         local: true,
 996         admin: false,
 997         bot_account: false,
 998         banned: false,
 999         deleted: false,
1000         bio: None,
1001         banner: None,
1002         updated: None,
1003         inbox_url: inserted_person.inbox_url.clone(),
1004         shared_inbox_url: None,
1005         matrix_user_id: None,
1006         ban_expires: None,
1007         instance_id: data.inserted_instance.id,
1008         private_key: inserted_person.private_key.clone(),
1009         public_key: inserted_person.public_key.clone(),
1010         last_refreshed_at: inserted_person.last_refreshed_at,
1011       },
1012       creator_banned_from_community: false,
1013       community: Community {
1014         id: inserted_community.id,
1015         name: inserted_community.name.clone(),
1016         icon: None,
1017         removed: false,
1018         deleted: false,
1019         nsfw: false,
1020         actor_id: inserted_community.actor_id.clone(),
1021         local: true,
1022         title: "nada".to_owned(),
1023         description: None,
1024         updated: None,
1025         banner: None,
1026         hidden: false,
1027         posting_restricted_to_mods: false,
1028         published: inserted_community.published,
1029         instance_id: data.inserted_instance.id,
1030         private_key: inserted_community.private_key.clone(),
1031         public_key: inserted_community.public_key.clone(),
1032         last_refreshed_at: inserted_community.last_refreshed_at,
1033         followers_url: inserted_community.followers_url.clone(),
1034         inbox_url: inserted_community.inbox_url.clone(),
1035         shared_inbox_url: inserted_community.shared_inbox_url.clone(),
1036         moderators_url: inserted_community.moderators_url.clone(),
1037         featured_url: inserted_community.featured_url.clone(),
1038       },
1039       counts: PostAggregates {
1040         id: agg.id,
1041         post_id: inserted_post.id,
1042         comments: 0,
1043         score: 0,
1044         upvotes: 0,
1045         downvotes: 0,
1046         published: agg.published,
1047         newest_comment_time_necro: inserted_post.published,
1048         newest_comment_time: inserted_post.published,
1049         featured_community: false,
1050         featured_local: false,
1051         hot_rank: 1728,
1052         hot_rank_active: 1728,
1053       },
1054       subscribed: SubscribedType::NotSubscribed,
1055       read: false,
1056       saved: false,
1057       creator_blocked: false,
1058     }
1059   }
1060 }