crates/db_views/src/post_report_view.rs

   1 use crate::structs::PostReportView;
   2 use diesel::{dsl::*, result::Error, *};
   3 use lemmy_db_schema::{
   4   aggregates::structs::PostAggregates,
   5   newtypes::{CommunityId, PersonId, PostReportId},
   6   schema::{
   7     community,
   8     community_moderator,
   9     community_person_ban,
  10     person,
  11     person_alias_1,
  12     person_alias_2,
  13     post,
  14     post_aggregates,
  15     post_like,
  16     post_report,
  17   },
  18   source::{
  19     community::{Community, CommunityPersonBan, CommunitySafe},
  20     person::{Person, PersonAlias1, PersonAlias2, PersonSafe, PersonSafeAlias1, PersonSafeAlias2},
  21     post::Post,
  22     post_report::PostReport,
  23   },
  24   traits::{MaybeOptional, ToSafe, ViewToVec},
  25   utils::limit_and_offset,
  26 };
  27
  28 type PostReportViewTuple = (
  29   PostReport,
  30   Post,
  31   CommunitySafe,
  32   PersonSafe,
  33   PersonSafeAlias1,
  34   Option<CommunityPersonBan>,
  35   Option<i16>,
  36   PostAggregates,
  37   Option<PersonSafeAlias2>,
  38 );
  39
  40 impl PostReportView {
  41   /// returns the PostReportView for the provided report_id
  42   ///
  43   /// * `report_id` - the report id to obtain
  44   pub fn read(
  45     conn: &PgConnection,
  46     report_id: PostReportId,
  47     my_person_id: PersonId,
  48   ) -> Result<Self, Error> {
  49     let (
  50       post_report,
  51       post,
  52       community,
  53       creator,
  54       post_creator,
  55       creator_banned_from_community,
  56       post_like,
  57       counts,
  58       resolver,
  59     ) = post_report::table
  60       .find(report_id)
  61       .inner_join(post::table)
  62       .inner_join(community::table.on(post::community_id.eq(community::id)))
  63       .inner_join(person::table.on(post_report::creator_id.eq(person::id)))
  64       .inner_join(person_alias_1::table.on(post::creator_id.eq(person_alias_1::id)))
  65       .left_join(
  66         community_person_ban::table.on(
  67           post::community_id
  68             .eq(community_person_ban::community_id)
  69             .and(community_person_ban::person_id.eq(post::creator_id))
  70             .and(
  71               community_person_ban::expires
  72                 .is_null()
  73                 .or(community_person_ban::expires.gt(now)),
  74             ),
  75         ),
  76       )
  77       .left_join(
  78         post_like::table.on(
  79           post::id
  80             .eq(post_like::post_id)
  81             .and(post_like::person_id.eq(my_person_id)),
  82         ),
  83       )
  84       .inner_join(post_aggregates::table.on(post_report::post_id.eq(post_aggregates::post_id)))
  85       .left_join(
  86         person_alias_2::table.on(post_report::resolver_id.eq(person_alias_2::id.nullable())),
  87       )
  88       .select((
  89         post_report::all_columns,
  90         post::all_columns,
  91         Community::safe_columns_tuple(),
  92         Person::safe_columns_tuple(),
  93         PersonAlias1::safe_columns_tuple(),
  94         community_person_ban::all_columns.nullable(),
  95         post_like::score.nullable(),
  96         post_aggregates::all_columns,
  97         PersonAlias2::safe_columns_tuple().nullable(),
  98       ))
  99       .first::<PostReportViewTuple>(conn)?;
 100
 101     let my_vote = post_like;
 102
 103     Ok(Self {
 104       post_report,
 105       post,
 106       community,
 107       creator,
 108       post_creator,
 109       creator_banned_from_community: creator_banned_from_community.is_some(),
 110       my_vote,
 111       counts,
 112       resolver,
 113     })
 114   }
 115
 116   /// returns the current unresolved post report count for the communities you mod
 117   pub fn get_report_count(
 118     conn: &PgConnection,
 119     my_person_id: PersonId,
 120     admin: bool,
 121     community_id: Option<CommunityId>,
 122   ) -> Result<i64, Error> {
 123     use diesel::dsl::*;
 124     let mut query = post_report::table
 125       .inner_join(post::table)
 126       .filter(post_report::resolved.eq(false))
 127       .into_boxed();
 128
 129     if let Some(community_id) = community_id {
 130       query = query.filter(post::community_id.eq(community_id))
 131     }
 132
 133     // If its not an admin, get only the ones you mod
 134     if !admin {
 135       query
 136         .inner_join(
 137           community_moderator::table.on(
 138             community_moderator::community_id
 139               .eq(post::community_id)
 140               .and(community_moderator::person_id.eq(my_person_id)),
 141           ),
 142         )
 143         .select(count(post_report::id))
 144         .first::<i64>(conn)
 145     } else {
 146       query.select(count(post_report::id)).first::<i64>(conn)
 147     }
 148   }
 149 }
 150
 151 pub struct PostReportQueryBuilder<'a> {
 152   conn: &'a PgConnection,
 153   my_person_id: PersonId,
 154   admin: bool,
 155   community_id: Option<CommunityId>,
 156   page: Option<i64>,
 157   limit: Option<i64>,
 158   unresolved_only: Option<bool>,
 159 }
 160
 161 impl<'a> PostReportQueryBuilder<'a> {
 162   pub fn create(conn: &'a PgConnection, my_person_id: PersonId, admin: bool) -> Self {
 163     PostReportQueryBuilder {
 164       conn,
 165       my_person_id,
 166       admin,
 167       community_id: None,
 168       page: None,
 169       limit: None,
 170       unresolved_only: Some(true),
 171     }
 172   }
 173
 174   pub fn community_id<T: MaybeOptional<CommunityId>>(mut self, community_id: T) -> Self {
 175     self.community_id = community_id.get_optional();
 176     self
 177   }
 178
 179   pub fn page<T: MaybeOptional<i64>>(mut self, page: T) -> Self {
 180     self.page = page.get_optional();
 181     self
 182   }
 183
 184   pub fn limit<T: MaybeOptional<i64>>(mut self, limit: T) -> Self {
 185     self.limit = limit.get_optional();
 186     self
 187   }
 188
 189   pub fn unresolved_only<T: MaybeOptional<bool>>(mut self, unresolved_only: T) -> Self {
 190     self.unresolved_only = unresolved_only.get_optional();
 191     self
 192   }
 193
 194   pub fn list(self) -> Result<Vec<PostReportView>, Error> {
 195     let mut query = post_report::table
 196       .inner_join(post::table)
 197       .inner_join(community::table.on(post::community_id.eq(community::id)))
 198       .inner_join(person::table.on(post_report::creator_id.eq(person::id)))
 199       .inner_join(person_alias_1::table.on(post::creator_id.eq(person_alias_1::id)))
 200       .left_join(
 201         community_person_ban::table.on(
 202           post::community_id
 203             .eq(community_person_ban::community_id)
 204             .and(community_person_ban::person_id.eq(post::creator_id))
 205             .and(
 206               community_person_ban::expires
 207                 .is_null()
 208                 .or(community_person_ban::expires.gt(now)),
 209             ),
 210         ),
 211       )
 212       .left_join(
 213         post_like::table.on(
 214           post::id
 215             .eq(post_like::post_id)
 216             .and(post_like::person_id.eq(self.my_person_id)),
 217         ),
 218       )
 219       .inner_join(post_aggregates::table.on(post_report::post_id.eq(post_aggregates::post_id)))
 220       .left_join(
 221         person_alias_2::table.on(post_report::resolver_id.eq(person_alias_2::id.nullable())),
 222       )
 223       .select((
 224         post_report::all_columns,
 225         post::all_columns,
 226         Community::safe_columns_tuple(),
 227         Person::safe_columns_tuple(),
 228         PersonAlias1::safe_columns_tuple(),
 229         community_person_ban::all_columns.nullable(),
 230         post_like::score.nullable(),
 231         post_aggregates::all_columns,
 232         PersonAlias2::safe_columns_tuple().nullable(),
 233       ))
 234       .into_boxed();
 235
 236     if let Some(community_id) = self.community_id {
 237       query = query.filter(post::community_id.eq(community_id));
 238     }
 239
 240     if self.unresolved_only.unwrap_or(false) {
 241       query = query.filter(post_report::resolved.eq(false));
 242     }
 243
 244     let (limit, offset) = limit_and_offset(self.page, self.limit)?;
 245
 246     query = query
 247       .order_by(post_report::published.desc())
 248       .limit(limit)
 249       .offset(offset);
 250
 251     // If its not an admin, get only the ones you mod
 252     let res = if !self.admin {
 253       query
 254         .inner_join(
 255           community_moderator::table.on(
 256             community_moderator::community_id
 257               .eq(post::community_id)
 258               .and(community_moderator::person_id.eq(self.my_person_id)),
 259           ),
 260         )
 261         .load::<PostReportViewTuple>(self.conn)?
 262     } else {
 263       query.load::<PostReportViewTuple>(self.conn)?
 264     };
 265
 266     Ok(PostReportView::from_tuple_to_vec(res))
 267   }
 268 }
 269
 270 impl ViewToVec for PostReportView {
 271   type DbTuple = PostReportViewTuple;
 272   fn from_tuple_to_vec(items: Vec<Self::DbTuple>) -> Vec<Self> {
 273     items
 274       .iter()
 275       .map(|a| Self {
 276         post_report: a.0.to_owned(),
 277         post: a.1.to_owned(),
 278         community: a.2.to_owned(),
 279         creator: a.3.to_owned(),
 280         post_creator: a.4.to_owned(),
 281         creator_banned_from_community: a.5.is_some(),
 282         my_vote: a.6,
 283         counts: a.7.to_owned(),
 284         resolver: a.8.to_owned(),
 285       })
 286       .collect::<Vec<Self>>()
 287   }
 288 }
 289
 290 #[cfg(test)]
 291 mod tests {
 292   use crate::post_report_view::{PostReportQueryBuilder, PostReportView};
 293   use lemmy_db_schema::{
 294     aggregates::structs::PostAggregates,
 295     source::{
 296       community::*,
 297       person::*,
 298       post::*,
 299       post_report::{PostReport, PostReportForm},
 300     },
 301     traits::{Crud, Joinable, Reportable},
 302     utils::establish_unpooled_connection,
 303   };
 304   use serial_test::serial;
 305
 306   #[test]
 307   #[serial]
 308   fn test_crud() {
 309     let conn = establish_unpooled_connection();
 310
 311     let new_person = PersonForm {
 312       name: "timmy_prv".into(),
 313       public_key: Some("pubkey".to_string()),
 314       ..PersonForm::default()
 315     };
 316
 317     let inserted_timmy = Person::create(&conn, &new_person).unwrap();
 318
 319     let new_person_2 = PersonForm {
 320       name: "sara_prv".into(),
 321       public_key: Some("pubkey".to_string()),
 322       ..PersonForm::default()
 323     };
 324
 325     let inserted_sara = Person::create(&conn, &new_person_2).unwrap();
 326
 327     // Add a third person, since new ppl can only report something once.
 328     let new_person_3 = PersonForm {
 329       name: "jessica_prv".into(),
 330       public_key: Some("pubkey".to_string()),
 331       ..PersonForm::default()
 332     };
 333
 334     let inserted_jessica = Person::create(&conn, &new_person_3).unwrap();
 335
 336     let new_community = CommunityForm {
 337       name: "test community prv".to_string(),
 338       title: "nada".to_owned(),
 339       public_key: Some("pubkey".to_string()),
 340       ..CommunityForm::default()
 341     };
 342
 343     let inserted_community = Community::create(&conn, &new_community).unwrap();
 344
 345     // Make timmy a mod
 346     let timmy_moderator_form = CommunityModeratorForm {
 347       community_id: inserted_community.id,
 348       person_id: inserted_timmy.id,
 349     };
 350
 351     let _inserted_moderator = CommunityModerator::join(&conn, &timmy_moderator_form).unwrap();
 352
 353     let new_post = PostForm {
 354       name: "A test post crv".into(),
 355       creator_id: inserted_timmy.id,
 356       community_id: inserted_community.id,
 357       ..PostForm::default()
 358     };
 359
 360     let inserted_post = Post::create(&conn, &new_post).unwrap();
 361
 362     // sara reports
 363     let sara_report_form = PostReportForm {
 364       creator_id: inserted_sara.id,
 365       post_id: inserted_post.id,
 366       original_post_name: "Orig post".into(),
 367       original_post_url: None,
 368       original_post_body: None,
 369       reason: "from sara".into(),
 370     };
 371
 372     let inserted_sara_report = PostReport::report(&conn, &sara_report_form).unwrap();
 373
 374     // jessica reports
 375     let jessica_report_form = PostReportForm {
 376       creator_id: inserted_jessica.id,
 377       post_id: inserted_post.id,
 378       original_post_name: "Orig post".into(),
 379       original_post_url: None,
 380       original_post_body: None,
 381       reason: "from jessica".into(),
 382     };
 383
 384     let inserted_jessica_report = PostReport::report(&conn, &jessica_report_form).unwrap();
 385
 386     let agg = PostAggregates::read(&conn, inserted_post.id).unwrap();
 387
 388     let read_jessica_report_view =
 389       PostReportView::read(&conn, inserted_jessica_report.id, inserted_timmy.id).unwrap();
 390     let expected_jessica_report_view = PostReportView {
 391       post_report: inserted_jessica_report.to_owned(),
 392       post: inserted_post.to_owned(),
 393       community: CommunitySafe {
 394         id: inserted_community.id,
 395         name: inserted_community.name,
 396         icon: None,
 397         removed: false,
 398         deleted: false,
 399         nsfw: false,
 400         actor_id: inserted_community.actor_id.to_owned(),
 401         local: true,
 402         title: inserted_community.title,
 403         description: None,
 404         updated: None,
 405         banner: None,
 406         hidden: false,
 407         posting_restricted_to_mods: false,
 408         published: inserted_community.published,
 409       },
 410       creator: PersonSafe {
 411         id: inserted_jessica.id,
 412         name: inserted_jessica.name,
 413         display_name: None,
 414         published: inserted_jessica.published,
 415         avatar: None,
 416         actor_id: inserted_jessica.actor_id.to_owned(),
 417         local: true,
 418         banned: false,
 419         deleted: false,
 420         admin: false,
 421         bot_account: false,
 422         bio: None,
 423         banner: None,
 424         updated: None,
 425         inbox_url: inserted_jessica.inbox_url.to_owned(),
 426         shared_inbox_url: None,
 427         matrix_user_id: None,
 428         ban_expires: None,
 429       },
 430       post_creator: PersonSafeAlias1 {
 431         id: inserted_timmy.id,
 432         name: inserted_timmy.name.to_owned(),
 433         display_name: None,
 434         published: inserted_timmy.published,
 435         avatar: None,
 436         actor_id: inserted_timmy.actor_id.to_owned(),
 437         local: true,
 438         banned: false,
 439         deleted: false,
 440         admin: false,
 441         bot_account: false,
 442         bio: None,
 443         banner: None,
 444         updated: None,
 445         inbox_url: inserted_timmy.inbox_url.to_owned(),
 446         shared_inbox_url: None,
 447         matrix_user_id: None,
 448         ban_expires: None,
 449       },
 450       creator_banned_from_community: false,
 451       my_vote: None,
 452       counts: PostAggregates {
 453         id: agg.id,
 454         post_id: inserted_post.id,
 455         comments: 0,
 456         score: 0,
 457         upvotes: 0,
 458         downvotes: 0,
 459         stickied: false,
 460         published: agg.published,
 461         newest_comment_time_necro: inserted_post.published,
 462         newest_comment_time: inserted_post.published,
 463       },
 464       resolver: None,
 465     };
 466
 467     assert_eq!(read_jessica_report_view, expected_jessica_report_view);
 468
 469     let mut expected_sara_report_view = expected_jessica_report_view.clone();
 470     expected_sara_report_view.post_report = inserted_sara_report;
 471     expected_sara_report_view.my_vote = None;
 472     expected_sara_report_view.creator = PersonSafe {
 473       id: inserted_sara.id,
 474       name: inserted_sara.name,
 475       display_name: None,
 476       published: inserted_sara.published,
 477       avatar: None,
 478       actor_id: inserted_sara.actor_id.to_owned(),
 479       local: true,
 480       banned: false,
 481       deleted: false,
 482       admin: false,
 483       bot_account: false,
 484       bio: None,
 485       banner: None,
 486       updated: None,
 487       inbox_url: inserted_sara.inbox_url.to_owned(),
 488       shared_inbox_url: None,
 489       matrix_user_id: None,
 490       ban_expires: None,
 491     };
 492
 493     // Do a batch read of timmys reports
 494     let reports = PostReportQueryBuilder::create(&conn, inserted_timmy.id, false)
 495       .list()
 496       .unwrap();
 497
 498     assert_eq!(
 499       reports,
 500       [
 501         expected_jessica_report_view.to_owned(),
 502         expected_sara_report_view.to_owned()
 503       ]
 504     );
 505
 506     // Make sure the counts are correct
 507     let report_count =
 508       PostReportView::get_report_count(&conn, inserted_timmy.id, false, None).unwrap();
 509     assert_eq!(2, report_count);
 510
 511     // Try to resolve the report
 512     PostReport::resolve(&conn, inserted_jessica_report.id, inserted_timmy.id).unwrap();
 513     let read_jessica_report_view_after_resolve =
 514       PostReportView::read(&conn, inserted_jessica_report.id, inserted_timmy.id).unwrap();
 515
 516     let mut expected_jessica_report_view_after_resolve = expected_jessica_report_view;
 517     expected_jessica_report_view_after_resolve
 518       .post_report
 519       .resolved = true;
 520     expected_jessica_report_view_after_resolve
 521       .post_report
 522       .resolver_id = Some(inserted_timmy.id);
 523     expected_jessica_report_view_after_resolve
 524       .post_report
 525       .updated = read_jessica_report_view_after_resolve.post_report.updated;
 526     expected_jessica_report_view_after_resolve.resolver = Some(PersonSafeAlias2 {
 527       id: inserted_timmy.id,
 528       name: inserted_timmy.name.to_owned(),
 529       display_name: None,
 530       published: inserted_timmy.published,
 531       avatar: None,
 532       actor_id: inserted_timmy.actor_id.to_owned(),
 533       local: true,
 534       banned: false,
 535       deleted: false,
 536       admin: false,
 537       bot_account: false,
 538       bio: None,
 539       banner: None,
 540       updated: None,
 541       inbox_url: inserted_timmy.inbox_url.to_owned(),
 542       shared_inbox_url: None,
 543       matrix_user_id: None,
 544       ban_expires: None,
 545     });
 546
 547     assert_eq!(
 548       read_jessica_report_view_after_resolve,
 549       expected_jessica_report_view_after_resolve
 550     );
 551
 552     // Do a batch read of timmys reports
 553     // It should only show saras, which is unresolved
 554     let reports_after_resolve = PostReportQueryBuilder::create(&conn, inserted_timmy.id, false)
 555       .list()
 556       .unwrap();
 557     assert_eq!(reports_after_resolve[0], expected_sara_report_view);
 558
 559     // Make sure the counts are correct
 560     let report_count_after_resolved =
 561       PostReportView::get_report_count(&conn, inserted_timmy.id, false, None).unwrap();
 562     assert_eq!(1, report_count_after_resolved);
 563
 564     Person::delete(&conn, inserted_timmy.id).unwrap();
 565     Person::delete(&conn, inserted_sara.id).unwrap();
 566     Person::delete(&conn, inserted_jessica.id).unwrap();
 567     Community::delete(&conn, inserted_community.id).unwrap();
 568   }
 569 }