crates/api/src/site.rs

   1 use crate::Perform;
   2 use actix_web::web::Data;
   3 use anyhow::Context;
   4 use diesel::NotFound;
   5 use lemmy_api_common::{
   6   blocking,
   7   build_federated_instances,
   8   get_local_user_view_from_jwt,
   9   get_local_user_view_from_jwt_opt,
  10   is_admin,
  11   site::*,
  12 };
  13 use lemmy_apub::{
  14   build_actor_id_from_shortname,
  15   fetcher::search::{search_by_apub_id, SearchableObjects},
  16   EndpointType,
  17 };
  18 use lemmy_db_queries::{
  19   from_opt_str_to_opt_enum,
  20   source::site::Site_,
  21   Crud,
  22   DbPool,
  23   DeleteableOrRemoveable,
  24   ListingType,
  25   SearchType,
  26   SortType,
  27 };
  28 use lemmy_db_schema::{
  29   source::{moderator::*, site::Site},
  30   PersonId,
  31 };
  32 use lemmy_db_views::{
  33   comment_view::{CommentQueryBuilder, CommentView},
  34   post_view::{PostQueryBuilder, PostView},
  35   site_view::SiteView,
  36 };
  37 use lemmy_db_views_actor::{
  38   community_view::{CommunityQueryBuilder, CommunityView},
  39   person_view::{PersonQueryBuilder, PersonViewSafe},
  40 };
  41 use lemmy_db_views_moderator::{
  42   mod_add_community_view::ModAddCommunityView,
  43   mod_add_view::ModAddView,
  44   mod_ban_from_community_view::ModBanFromCommunityView,
  45   mod_ban_view::ModBanView,
  46   mod_lock_post_view::ModLockPostView,
  47   mod_remove_comment_view::ModRemoveCommentView,
  48   mod_remove_community_view::ModRemoveCommunityView,
  49   mod_remove_post_view::ModRemovePostView,
  50   mod_sticky_post_view::ModStickyPostView,
  51   mod_transfer_community_view::ModTransferCommunityView,
  52 };
  53 use lemmy_utils::{
  54   location_info,
  55   settings::structs::Settings,
  56   version,
  57   ApiError,
  58   ConnectionId,
  59   LemmyError,
  60 };
  61 use lemmy_websocket::LemmyContext;
  62
  63 #[async_trait::async_trait(?Send)]
  64 impl Perform for GetModlog {
  65   type Response = GetModlogResponse;
  66
  67   async fn perform(
  68     &self,
  69     context: &Data<LemmyContext>,
  70     _websocket_id: Option<ConnectionId>,
  71   ) -> Result<GetModlogResponse, LemmyError> {
  72     let data: &GetModlog = self;
  73
  74     let community_id = data.community_id;
  75     let mod_person_id = data.mod_person_id;
  76     let page = data.page;
  77     let limit = data.limit;
  78     let removed_posts = blocking(context.pool(), move |conn| {
  79       ModRemovePostView::list(conn, community_id, mod_person_id, page, limit)
  80     })
  81     .await??;
  82
  83     let locked_posts = blocking(context.pool(), move |conn| {
  84       ModLockPostView::list(conn, community_id, mod_person_id, page, limit)
  85     })
  86     .await??;
  87
  88     let stickied_posts = blocking(context.pool(), move |conn| {
  89       ModStickyPostView::list(conn, community_id, mod_person_id, page, limit)
  90     })
  91     .await??;
  92
  93     let removed_comments = blocking(context.pool(), move |conn| {
  94       ModRemoveCommentView::list(conn, community_id, mod_person_id, page, limit)
  95     })
  96     .await??;
  97
  98     let banned_from_community = blocking(context.pool(), move |conn| {
  99       ModBanFromCommunityView::list(conn, community_id, mod_person_id, page, limit)
 100     })
 101     .await??;
 102
 103     let added_to_community = blocking(context.pool(), move |conn| {
 104       ModAddCommunityView::list(conn, community_id, mod_person_id, page, limit)
 105     })
 106     .await??;
 107
 108     let transferred_to_community = blocking(context.pool(), move |conn| {
 109       ModTransferCommunityView::list(conn, community_id, mod_person_id, page, limit)
 110     })
 111     .await??;
 112
 113     // These arrays are only for the full modlog, when a community isn't given
 114     let (removed_communities, banned, added) = if data.community_id.is_none() {
 115       blocking(context.pool(), move |conn| {
 116         Ok((
 117           ModRemoveCommunityView::list(conn, mod_person_id, page, limit)?,
 118           ModBanView::list(conn, mod_person_id, page, limit)?,
 119           ModAddView::list(conn, mod_person_id, page, limit)?,
 120         )) as Result<_, LemmyError>
 121       })
 122       .await??
 123     } else {
 124       (Vec::new(), Vec::new(), Vec::new())
 125     };
 126
 127     // Return the jwt
 128     Ok(GetModlogResponse {
 129       removed_posts,
 130       locked_posts,
 131       stickied_posts,
 132       removed_comments,
 133       removed_communities,
 134       banned_from_community,
 135       banned,
 136       added_to_community,
 137       added,
 138       transferred_to_community,
 139     })
 140   }
 141 }
 142
 143 #[async_trait::async_trait(?Send)]
 144 impl Perform for Search {
 145   type Response = SearchResponse;
 146
 147   async fn perform(
 148     &self,
 149     context: &Data<LemmyContext>,
 150     _websocket_id: Option<ConnectionId>,
 151   ) -> Result<SearchResponse, LemmyError> {
 152     let data: &Search = self;
 153
 154     let local_user_view =
 155       get_local_user_view_from_jwt_opt(&data.auth, context.pool(), context.secret()).await?;
 156
 157     let show_nsfw = local_user_view.as_ref().map(|t| t.local_user.show_nsfw);
 158     let show_bot_accounts = local_user_view
 159       .as_ref()
 160       .map(|t| t.local_user.show_bot_accounts);
 161     let show_read_posts = local_user_view
 162       .as_ref()
 163       .map(|t| t.local_user.show_read_posts);
 164
 165     let person_id = local_user_view.map(|u| u.person.id);
 166
 167     let mut posts = Vec::new();
 168     let mut comments = Vec::new();
 169     let mut communities = Vec::new();
 170     let mut users = Vec::new();
 171
 172     // TODO no clean / non-nsfw searching rn
 173
 174     let q = data.q.to_owned();
 175     let page = data.page;
 176     let limit = data.limit;
 177     let sort: Option<SortType> = from_opt_str_to_opt_enum(&data.sort);
 178     let listing_type: Option<ListingType> = from_opt_str_to_opt_enum(&data.listing_type);
 179     let search_type: SearchType = from_opt_str_to_opt_enum(&data.type_).unwrap_or(SearchType::All);
 180     let community_id = data.community_id;
 181     let community_actor_id = data
 182       .community_name
 183       .as_ref()
 184       .map(|t| build_actor_id_from_shortname(EndpointType::Community, t, &context.settings()).ok())
 185       .unwrap_or(None);
 186     let creator_id = data.creator_id;
 187     match search_type {
 188       SearchType::Posts => {
 189         posts = blocking(context.pool(), move |conn| {
 190           PostQueryBuilder::create(conn)
 191             .sort(sort)
 192             .show_nsfw(show_nsfw)
 193             .show_bot_accounts(show_bot_accounts)
 194             .show_read_posts(show_read_posts)
 195             .listing_type(listing_type)
 196             .community_id(community_id)
 197             .community_actor_id(community_actor_id)
 198             .creator_id(creator_id)
 199             .my_person_id(person_id)
 200             .search_term(q)
 201             .page(page)
 202             .limit(limit)
 203             .list()
 204         })
 205         .await??;
 206       }
 207       SearchType::Comments => {
 208         comments = blocking(context.pool(), move |conn| {
 209           CommentQueryBuilder::create(conn)
 210             .sort(sort)
 211             .listing_type(listing_type)
 212             .search_term(q)
 213             .show_bot_accounts(show_bot_accounts)
 214             .community_id(community_id)
 215             .community_actor_id(community_actor_id)
 216             .creator_id(creator_id)
 217             .my_person_id(person_id)
 218             .page(page)
 219             .limit(limit)
 220             .list()
 221         })
 222         .await??;
 223       }
 224       SearchType::Communities => {
 225         communities = blocking(context.pool(), move |conn| {
 226           CommunityQueryBuilder::create(conn)
 227             .sort(sort)
 228             .listing_type(listing_type)
 229             .search_term(q)
 230             .my_person_id(person_id)
 231             .page(page)
 232             .limit(limit)
 233             .list()
 234         })
 235         .await??;
 236       }
 237       SearchType::Users => {
 238         users = blocking(context.pool(), move |conn| {
 239           PersonQueryBuilder::create(conn)
 240             .sort(sort)
 241             .search_term(q)
 242             .page(page)
 243             .limit(limit)
 244             .list()
 245         })
 246         .await??;
 247       }
 248       SearchType::All => {
 249         // If the community or creator is included, dont search communities or users
 250         let community_or_creator_included =
 251           data.community_id.is_some() || data.community_name.is_some() || data.creator_id.is_some();
 252         let community_actor_id_2 = community_actor_id.to_owned();
 253
 254         posts = blocking(context.pool(), move |conn| {
 255           PostQueryBuilder::create(conn)
 256             .sort(sort)
 257             .show_nsfw(show_nsfw)
 258             .show_bot_accounts(show_bot_accounts)
 259             .show_read_posts(show_read_posts)
 260             .listing_type(listing_type)
 261             .community_id(community_id)
 262             .community_actor_id(community_actor_id_2)
 263             .creator_id(creator_id)
 264             .my_person_id(person_id)
 265             .search_term(q)
 266             .page(page)
 267             .limit(limit)
 268             .list()
 269         })
 270         .await??;
 271
 272         let q = data.q.to_owned();
 273         let community_actor_id = community_actor_id.to_owned();
 274
 275         comments = blocking(context.pool(), move |conn| {
 276           CommentQueryBuilder::create(conn)
 277             .sort(sort)
 278             .listing_type(listing_type)
 279             .search_term(q)
 280             .show_bot_accounts(show_bot_accounts)
 281             .community_id(community_id)
 282             .community_actor_id(community_actor_id)
 283             .creator_id(creator_id)
 284             .my_person_id(person_id)
 285             .page(page)
 286             .limit(limit)
 287             .list()
 288         })
 289         .await??;
 290
 291         let q = data.q.to_owned();
 292
 293         communities = if community_or_creator_included {
 294           vec![]
 295         } else {
 296           blocking(context.pool(), move |conn| {
 297             CommunityQueryBuilder::create(conn)
 298               .sort(sort)
 299               .listing_type(listing_type)
 300               .search_term(q)
 301               .my_person_id(person_id)
 302               .page(page)
 303               .limit(limit)
 304               .list()
 305           })
 306           .await??
 307         };
 308
 309         let q = data.q.to_owned();
 310
 311         users = if community_or_creator_included {
 312           vec![]
 313         } else {
 314           blocking(context.pool(), move |conn| {
 315             PersonQueryBuilder::create(conn)
 316               .sort(sort)
 317               .search_term(q)
 318               .page(page)
 319               .limit(limit)
 320               .list()
 321           })
 322           .await??
 323         };
 324       }
 325       SearchType::Url => {
 326         posts = blocking(context.pool(), move |conn| {
 327           PostQueryBuilder::create(conn)
 328             .sort(sort)
 329             .show_nsfw(show_nsfw)
 330             .show_bot_accounts(show_bot_accounts)
 331             .show_read_posts(show_read_posts)
 332             .listing_type(listing_type)
 333             .my_person_id(person_id)
 334             .community_id(community_id)
 335             .community_actor_id(community_actor_id)
 336             .creator_id(creator_id)
 337             .url_search(q)
 338             .page(page)
 339             .limit(limit)
 340             .list()
 341         })
 342         .await??;
 343       }
 344     };
 345
 346     // Blank out deleted or removed info
 347     for cv in comments
 348       .iter_mut()
 349       .filter(|cv| cv.comment.deleted || cv.comment.removed)
 350     {
 351       cv.comment = cv.to_owned().comment.blank_out_deleted_or_removed_info();
 352     }
 353
 354     for cv in communities
 355       .iter_mut()
 356       .filter(|cv| cv.community.deleted || cv.community.removed)
 357     {
 358       cv.community = cv.to_owned().community.blank_out_deleted_or_removed_info();
 359     }
 360
 361     for pv in posts
 362       .iter_mut()
 363       .filter(|p| p.post.deleted || p.post.removed)
 364     {
 365       pv.post = pv.to_owned().post.blank_out_deleted_or_removed_info();
 366     }
 367
 368     // Return the jwt
 369     Ok(SearchResponse {
 370       type_: search_type.to_string(),
 371       comments,
 372       posts,
 373       communities,
 374       users,
 375     })
 376   }
 377 }
 378
 379 #[async_trait::async_trait(?Send)]
 380 impl Perform for ResolveObject {
 381   type Response = ResolveObjectResponse;
 382
 383   async fn perform(
 384     &self,
 385     context: &Data<LemmyContext>,
 386     _websocket_id: Option<ConnectionId>,
 387   ) -> Result<ResolveObjectResponse, LemmyError> {
 388     let local_user_view =
 389       get_local_user_view_from_jwt_opt(&self.auth, context.pool(), context.secret()).await?;
 390     let res = search_by_apub_id(&self.q, context)
 391       .await
 392       .map_err(|_| ApiError::err("couldnt_find_object"))?;
 393     convert_response(res, local_user_view.map(|l| l.person.id), context.pool())
 394       .await
 395       .map_err(|_| ApiError::err("couldnt_find_object").into())
 396   }
 397 }
 398
 399 async fn convert_response(
 400   object: SearchableObjects,
 401   user_id: Option<PersonId>,
 402   pool: &DbPool,
 403 ) -> Result<ResolveObjectResponse, LemmyError> {
 404   let removed_or_deleted;
 405   let mut res = ResolveObjectResponse {
 406     comment: None,
 407     post: None,
 408     community: None,
 409     person: None,
 410   };
 411   use SearchableObjects::*;
 412   match object {
 413     Person(p) => {
 414       removed_or_deleted = p.deleted;
 415       res.person = Some(blocking(pool, move |conn| PersonViewSafe::read(conn, p.id)).await??)
 416     }
 417     Community(c) => {
 418       removed_or_deleted = c.deleted || c.removed;
 419       res.community =
 420         Some(blocking(pool, move |conn| CommunityView::read(conn, c.id, user_id)).await??)
 421     }
 422     Post(p) => {
 423       removed_or_deleted = p.deleted || p.removed;
 424       res.post = Some(blocking(pool, move |conn| PostView::read(conn, p.id, user_id)).await??)
 425     }
 426     Comment(c) => {
 427       removed_or_deleted = c.deleted || c.removed;
 428       res.comment = Some(blocking(pool, move |conn| CommentView::read(conn, c.id, user_id)).await??)
 429     }
 430   };
 431   // if the object was deleted from database, dont return it
 432   if removed_or_deleted {
 433     return Err(NotFound {}.into());
 434   }
 435   Ok(res)
 436 }
 437
 438 #[async_trait::async_trait(?Send)]
 439 impl Perform for TransferSite {
 440   type Response = GetSiteResponse;
 441
 442   async fn perform(
 443     &self,
 444     context: &Data<LemmyContext>,
 445     _websocket_id: Option<ConnectionId>,
 446   ) -> Result<GetSiteResponse, LemmyError> {
 447     let data: &TransferSite = self;
 448     let local_user_view =
 449       get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
 450
 451     is_admin(&local_user_view)?;
 452
 453     let read_site = blocking(context.pool(), move |conn| Site::read_simple(conn)).await??;
 454
 455     // Make sure user is the creator
 456     if read_site.creator_id != local_user_view.person.id {
 457       return Err(ApiError::err("not_an_admin").into());
 458     }
 459
 460     let new_creator_id = data.person_id;
 461     let transfer_site = move |conn: &'_ _| Site::transfer(conn, new_creator_id);
 462     if blocking(context.pool(), transfer_site).await?.is_err() {
 463       return Err(ApiError::err("couldnt_update_site").into());
 464     };
 465
 466     // Mod tables
 467     let form = ModAddForm {
 468       mod_person_id: local_user_view.person.id,
 469       other_person_id: data.person_id,
 470       removed: Some(false),
 471     };
 472
 473     blocking(context.pool(), move |conn| ModAdd::create(conn, &form)).await??;
 474
 475     let site_view = blocking(context.pool(), move |conn| SiteView::read(conn)).await??;
 476
 477     let mut admins = blocking(context.pool(), move |conn| PersonViewSafe::admins(conn)).await??;
 478     let creator_index = admins
 479       .iter()
 480       .position(|r| r.person.id == site_view.creator.id)
 481       .context(location_info!())?;
 482     let creator_person = admins.remove(creator_index);
 483     admins.insert(0, creator_person);
 484
 485     let banned = blocking(context.pool(), move |conn| PersonViewSafe::banned(conn)).await??;
 486     let federated_instances = build_federated_instances(
 487       context.pool(),
 488       &context.settings().federation,
 489       &context.settings().hostname,
 490     )
 491     .await?;
 492
 493     Ok(GetSiteResponse {
 494       site_view: Some(site_view),
 495       admins,
 496       banned,
 497       online: 0,
 498       version: version::VERSION.to_string(),
 499       my_user: None,
 500       federated_instances,
 501     })
 502   }
 503 }
 504
 505 #[async_trait::async_trait(?Send)]
 506 impl Perform for GetSiteConfig {
 507   type Response = GetSiteConfigResponse;
 508
 509   async fn perform(
 510     &self,
 511     context: &Data<LemmyContext>,
 512     _websocket_id: Option<ConnectionId>,
 513   ) -> Result<GetSiteConfigResponse, LemmyError> {
 514     let data: &GetSiteConfig = self;
 515     let local_user_view =
 516       get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
 517
 518     // Only let admins read this
 519     is_admin(&local_user_view)?;
 520
 521     let config_hjson = Settings::read_config_file()?;
 522
 523     Ok(GetSiteConfigResponse { config_hjson })
 524   }
 525 }
 526
 527 #[async_trait::async_trait(?Send)]
 528 impl Perform for SaveSiteConfig {
 529   type Response = GetSiteConfigResponse;
 530
 531   async fn perform(
 532     &self,
 533     context: &Data<LemmyContext>,
 534     _websocket_id: Option<ConnectionId>,
 535   ) -> Result<GetSiteConfigResponse, LemmyError> {
 536     let data: &SaveSiteConfig = self;
 537     let local_user_view =
 538       get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
 539
 540     // Only let admins read this
 541     is_admin(&local_user_view)?;
 542
 543     // Make sure docker doesn't have :ro at the end of the volume, so its not a read-only filesystem
 544     let config_hjson = Settings::save_config_file(&data.config_hjson)
 545       .map_err(|_| ApiError::err("couldnt_update_site"))?;
 546
 547     Ok(GetSiteConfigResponse { config_hjson })
 548   }
 549 }