]> Untitled Git - lemmy.git/blobdiff - crates/db_views/src/comment_view.rs
Cache & Optimize Woodpecker CI (#3450)
[lemmy.git] / crates / db_views / src / comment_view.rs
index be2e4cc85e349025a79f09ad1b6786dade87df4c..9a9685c79e4bb11747f199cd7e5c2008bac3be1d 100644 (file)
@@ -1,6 +1,5 @@
 use crate::structs::CommentView;
 use diesel::{
-  dsl::now,
   result::Error,
   BoolExpressionMethods,
   ExpressionMethods,
@@ -13,7 +12,7 @@ use diesel_async::RunQueryDsl;
 use diesel_ltree::{nlevel, subpath, Ltree, LtreeExtensions};
 use lemmy_db_schema::{
   aggregates::structs::CommentAggregates,
-  newtypes::{CommentId, CommunityId, DbUrl, LocalUserId, PersonId, PostId},
+  newtypes::{CommentId, CommunityId, LocalUserId, PersonId, PostId},
   schema::{
     comment,
     comment_aggregates,
@@ -30,24 +29,23 @@ use lemmy_db_schema::{
   },
   source::{
     comment::{Comment, CommentSaved},
-    community::{Community, CommunityFollower, CommunityPersonBan, CommunitySafe},
+    community::{Community, CommunityFollower, CommunityPersonBan},
     local_user::LocalUser,
-    person::{Person, PersonSafe},
+    person::Person,
     person_block::PersonBlock,
     post::Post,
   },
-  traits::{ToSafe, ViewToVec},
-  utils::{functions::hot_rank, fuzzy_search, get_conn, limit_and_offset_unlimited, DbPool},
+  traits::JoinView,
+  utils::{fuzzy_search, get_conn, limit_and_offset, DbPool},
   CommentSortType,
   ListingType,
 };
-use typed_builder::TypedBuilder;
 
 type CommentViewTuple = (
   Comment,
-  PersonSafe,
+  Person,
   Post,
-  CommunitySafe,
+  Community,
   CommentAggregates,
   Option<CommunityPersonBan>,
   Option<CommunityFollower>,
@@ -58,7 +56,7 @@ type CommentViewTuple = (
 
 impl CommentView {
   pub async fn read(
-    pool: &DbPool,
+    pool: &mut DbPool<'_>,
     comment_id: CommentId,
     my_person_id: Option<PersonId>,
   ) -> Result<Self, Error> {
@@ -88,12 +86,7 @@ impl CommentView {
         community_person_ban::table.on(
           community::id
             .eq(community_person_ban::community_id)
-            .and(community_person_ban::person_id.eq(comment::creator_id))
-            .and(
-              community_person_ban::expires
-                .is_null()
-                .or(community_person_ban::expires.gt(now)),
-            ),
+            .and(community_person_ban::person_id.eq(comment::creator_id)),
         ),
       )
       .left_join(
@@ -126,9 +119,9 @@ impl CommentView {
       )
       .select((
         comment::all_columns,
-        Person::safe_columns_tuple(),
+        person::all_columns,
         post::all_columns,
-        Community::safe_columns_tuple(),
+        community::all_columns,
         comment_aggregates::all_columns,
         community_person_ban::all_columns.nullable(),
         community_follower::all_columns.nullable(),
@@ -162,30 +155,26 @@ impl CommentView {
   }
 }
 
-#[derive(TypedBuilder)]
-#[builder(field_defaults(default))]
+#[derive(Default)]
 pub struct CommentQuery<'a> {
-  #[builder(!default)]
-  pool: &'a DbPool,
-  listing_type: Option<ListingType>,
-  sort: Option<CommentSortType>,
-  community_id: Option<CommunityId>,
-  community_actor_id: Option<DbUrl>,
-  post_id: Option<PostId>,
-  parent_path: Option<Ltree>,
-  creator_id: Option<PersonId>,
-  local_user: Option<&'a LocalUser>,
-  search_term: Option<String>,
-  saved_only: Option<bool>,
-  show_deleted_and_removed: Option<bool>,
-  page: Option<i64>,
-  limit: Option<i64>,
-  max_depth: Option<i32>,
+  pub listing_type: Option<ListingType>,
+  pub sort: Option<CommentSortType>,
+  pub community_id: Option<CommunityId>,
+  pub post_id: Option<PostId>,
+  pub parent_path: Option<Ltree>,
+  pub creator_id: Option<PersonId>,
+  pub local_user: Option<&'a LocalUser>,
+  pub search_term: Option<String>,
+  pub saved_only: Option<bool>,
+  pub show_deleted_and_removed: Option<bool>,
+  pub page: Option<i64>,
+  pub limit: Option<i64>,
+  pub max_depth: Option<i32>,
 }
 
 impl<'a> CommentQuery<'a> {
-  pub async fn list(self) -> Result<Vec<CommentView>, Error> {
-    let conn = &mut get_conn(self.pool).await?;
+  pub async fn list(self, pool: &mut DbPool<'_>) -> Result<Vec<CommentView>, Error> {
+    let conn = &mut get_conn(pool).await?;
 
     // The left join below will return None in this case
     let person_id_join = self.local_user.map(|l| l.person_id).unwrap_or(PersonId(-1));
@@ -200,12 +189,7 @@ impl<'a> CommentQuery<'a> {
         community_person_ban::table.on(
           community::id
             .eq(community_person_ban::community_id)
-            .and(community_person_ban::person_id.eq(comment::creator_id))
-            .and(
-              community_person_ban::expires
-                .is_null()
-                .or(community_person_ban::expires.gt(now)),
-            ),
+            .and(community_person_ban::person_id.eq(comment::creator_id)),
         ),
       )
       .left_join(
@@ -252,9 +236,9 @@ impl<'a> CommentQuery<'a> {
       )
       .select((
         comment::all_columns,
-        Person::safe_columns_tuple(),
+        person::all_columns,
         post::all_columns,
-        Community::safe_columns_tuple(),
+        community::all_columns,
         comment_aggregates::all_columns,
         community_person_ban::all_columns.nullable(),
         community_follower::all_columns.nullable(),
@@ -280,6 +264,10 @@ impl<'a> CommentQuery<'a> {
       query = query.filter(comment::content.ilike(fuzzy_search(&search_term)));
     };
 
+    if let Some(community_id) = self.community_id {
+      query = query.filter(post::community_id.eq(community_id));
+    }
+
     if let Some(listing_type) = self.listing_type {
       match listing_type {
         ListingType::Subscribed => {
@@ -300,14 +288,6 @@ impl<'a> CommentQuery<'a> {
           )
         }
       }
-    };
-
-    if let Some(community_id) = self.community_id {
-      query = query.filter(post::community_id.eq(community_id));
-    }
-
-    if let Some(community_actor_id) = self.community_actor_id {
-      query = query.filter(community::actor_id.eq(community_actor_id))
     }
 
     if self.saved_only.unwrap_or(false) {
@@ -328,7 +308,9 @@ impl<'a> CommentQuery<'a> {
       query = query.filter(local_user_language::language_id.is_not_null());
 
       // Don't show blocked communities or persons
-      query = query.filter(community_block::person_id.is_null());
+      if self.post_id.is_none() {
+        query = query.filter(community_block::person_id.is_null());
+      }
       query = query.filter(person_block::person_id.is_null());
     }
 
@@ -354,15 +336,16 @@ impl<'a> CommentQuery<'a> {
       // This does not work for comment trees, and the limit should be manually set to a high number
       //
       // If a max depth is given, then you know its a tree fetch, and limits should be ignored
-      (i64::MAX, 0)
+      // TODO a kludge to prevent attacks. Limit comments to 300 for now.
+      // (i64::MAX, 0)
+      (300, 0)
     } else {
-      limit_and_offset_unlimited(self.page, self.limit)
+      // limit_and_offset_unlimited(self.page, self.limit)
+      limit_and_offset(self.page, self.limit)?
     };
 
     query = match self.sort.unwrap_or(CommentSortType::Hot) {
-      CommentSortType::Hot => query
-        .then_order_by(hot_rank(comment_aggregates::score, comment_aggregates::published).desc())
-        .then_order_by(comment_aggregates::published.desc()),
+      CommentSortType::Hot => query.then_order_by(comment_aggregates::hot_rank.desc()),
       CommentSortType::New => query.then_order_by(comment::published.desc()),
       CommentSortType::Old => query.then_order_by(comment::published.asc()),
       CommentSortType::Top => query.order_by(comment_aggregates::score.desc()),
@@ -375,49 +358,48 @@ impl<'a> CommentQuery<'a> {
       .load::<CommentViewTuple>(conn)
       .await?;
 
-    Ok(CommentView::from_tuple_to_vec(res))
+    Ok(res.into_iter().map(CommentView::from_tuple).collect())
   }
 }
 
-impl ViewToVec for CommentView {
-  type DbTuple = CommentViewTuple;
-  fn from_tuple_to_vec(items: Vec<Self::DbTuple>) -> Vec<Self> {
-    items
-      .into_iter()
-      .map(|a| Self {
-        comment: a.0,
-        creator: a.1,
-        post: a.2,
-        community: a.3,
-        counts: a.4,
-        creator_banned_from_community: a.5.is_some(),
-        subscribed: CommunityFollower::to_subscribed_type(&a.6),
-        saved: a.7.is_some(),
-        creator_blocked: a.8.is_some(),
-        my_vote: a.9,
-      })
-      .collect::<Vec<Self>>()
+impl JoinView for CommentView {
+  type JoinTuple = CommentViewTuple;
+  fn from_tuple(a: Self::JoinTuple) -> Self {
+    Self {
+      comment: a.0,
+      creator: a.1,
+      post: a.2,
+      community: a.3,
+      counts: a.4,
+      creator_banned_from_community: a.5.is_some(),
+      subscribed: CommunityFollower::to_subscribed_type(&a.6),
+      saved: a.7.is_some(),
+      creator_blocked: a.8.is_some(),
+      my_vote: a.9,
+    }
   }
 }
 
 #[cfg(test)]
 mod tests {
+  #![allow(clippy::unwrap_used)]
+  #![allow(clippy::indexing_slicing)]
+
   use crate::comment_view::{
     Comment,
     CommentQuery,
     CommentSortType,
     CommentView,
     Community,
-    CommunitySafe,
     DbPool,
     LocalUser,
     Person,
     PersonBlock,
-    PersonSafe,
     Post,
   };
   use lemmy_db_schema::{
     aggregates::structs::CommentAggregates,
+    impls::actor_language::UNDETERMINED_ID,
     newtypes::LanguageId,
     source::{
       actor_language::LocalUserLanguage,
@@ -448,8 +430,10 @@ mod tests {
     inserted_community: Community,
   }
 
-  async fn init_data(pool: &DbPool) -> Data {
-    let inserted_instance = Instance::create(pool, "my_domain.tld").await.unwrap();
+  async fn init_data(pool: &mut DbPool<'_>) -> Data {
+    let inserted_instance = Instance::read_or_create(pool, "my_domain.tld".to_string())
+      .await
+      .unwrap();
 
     let new_person = PersonInsertForm::builder()
       .name("timmy".into())
@@ -486,6 +470,7 @@ mod tests {
       .build();
 
     let inserted_post = Post::create(pool, &new_post).await.unwrap();
+    let english_id = Language::read_id_from_code(pool, Some("en")).await.unwrap();
 
     // Create a comment tree with this hierarchy
     //       0
@@ -499,6 +484,7 @@ mod tests {
       .content("Comment 0".into())
       .creator_id(inserted_person.id)
       .post_id(inserted_post.id)
+      .language_id(english_id)
       .build();
 
     let inserted_comment_0 = Comment::create(pool, &comment_form_0, None).await.unwrap();
@@ -507,21 +493,19 @@ mod tests {
       .content("Comment 1, A test blocked comment".into())
       .creator_id(inserted_person_2.id)
       .post_id(inserted_post.id)
+      .language_id(english_id)
       .build();
 
     let inserted_comment_1 = Comment::create(pool, &comment_form_1, Some(&inserted_comment_0.path))
       .await
       .unwrap();
 
-    let finnish_id = Language::read_id_from_code(pool, Some("fi"))
-      .await
-      .unwrap()
-      .unwrap();
+    let finnish_id = Language::read_id_from_code(pool, Some("fi")).await.unwrap();
     let comment_form_2 = CommentInsertForm::builder()
       .content("Comment 2".into())
       .creator_id(inserted_person.id)
       .post_id(inserted_post.id)
-      .language_id(Some(finnish_id))
+      .language_id(finnish_id)
       .build();
 
     let inserted_comment_2 = Comment::create(pool, &comment_form_2, Some(&inserted_comment_0.path))
@@ -532,6 +516,7 @@ mod tests {
       .content("Comment 3".into())
       .creator_id(inserted_person.id)
       .post_id(inserted_post.id)
+      .language_id(english_id)
       .build();
 
     let _inserted_comment_3 =
@@ -608,6 +593,7 @@ mod tests {
   #[serial]
   async fn test_crud() {
     let pool = &build_db_pool_for_tests().await;
+    let pool = &mut pool.into();
     let data = init_data(pool).await;
 
     let expected_comment_view_no_person = expected_comment_view(&data, pool).await;
@@ -615,27 +601,29 @@ mod tests {
     let mut expected_comment_view_with_person = expected_comment_view_no_person.clone();
     expected_comment_view_with_person.my_vote = Some(1);
 
-    let read_comment_views_no_person = CommentQuery::builder()
-      .pool(pool)
-      .post_id(Some(data.inserted_post.id))
-      .build()
-      .list()
-      .await
-      .unwrap();
+    let read_comment_views_no_person = CommentQuery {
+      sort: (Some(CommentSortType::Old)),
+      post_id: (Some(data.inserted_post.id)),
+      ..Default::default()
+    }
+    .list(pool)
+    .await
+    .unwrap();
 
     assert_eq!(
       expected_comment_view_no_person,
       read_comment_views_no_person[0]
     );
 
-    let read_comment_views_with_person = CommentQuery::builder()
-      .pool(pool)
-      .post_id(Some(data.inserted_post.id))
-      .local_user(Some(&data.inserted_local_user))
-      .build()
-      .list()
-      .await
-      .unwrap();
+    let read_comment_views_with_person = CommentQuery {
+      sort: (Some(CommentSortType::Old)),
+      post_id: (Some(data.inserted_post.id)),
+      local_user: (Some(&data.inserted_local_user)),
+      ..Default::default()
+    }
+    .list(pool)
+    .await
+    .unwrap();
 
     assert_eq!(
       expected_comment_view_with_person,
@@ -663,27 +651,28 @@ mod tests {
   #[serial]
   async fn test_comment_tree() {
     let pool = &build_db_pool_for_tests().await;
+    let pool = &mut pool.into();
     let data = init_data(pool).await;
 
     let top_path = data.inserted_comment_0.path.clone();
-    let read_comment_views_top_path = CommentQuery::builder()
-      .pool(pool)
-      .post_id(Some(data.inserted_post.id))
-      .parent_path(Some(top_path))
-      .build()
-      .list()
-      .await
-      .unwrap();
+    let read_comment_views_top_path = CommentQuery {
+      post_id: (Some(data.inserted_post.id)),
+      parent_path: (Some(top_path)),
+      ..Default::default()
+    }
+    .list(pool)
+    .await
+    .unwrap();
 
     let child_path = data.inserted_comment_1.path.clone();
-    let read_comment_views_child_path = CommentQuery::builder()
-      .pool(pool)
-      .post_id(Some(data.inserted_post.id))
-      .parent_path(Some(child_path))
-      .build()
-      .list()
-      .await
-      .unwrap();
+    let read_comment_views_child_path = CommentQuery {
+      post_id: (Some(data.inserted_post.id)),
+      parent_path: (Some(child_path)),
+      ..Default::default()
+    }
+    .list(pool)
+    .await
+    .unwrap();
 
     // Make sure the comment parent-limited fetch is correct
     assert_eq!(6, read_comment_views_top_path.len());
@@ -697,14 +686,14 @@ mod tests {
     assert!(child_comments.contains(&data.inserted_comment_1));
     assert!(!child_comments.contains(&data.inserted_comment_2));
 
-    let read_comment_views_top_max_depth = CommentQuery::builder()
-      .pool(pool)
-      .post_id(Some(data.inserted_post.id))
-      .max_depth(Some(1))
-      .build()
-      .list()
-      .await
-      .unwrap();
+    let read_comment_views_top_max_depth = CommentQuery {
+      post_id: (Some(data.inserted_post.id)),
+      max_depth: (Some(1)),
+      ..Default::default()
+    }
+    .list(pool)
+    .await
+    .unwrap();
 
     // Make sure a depth limited one only has the top comment
     assert_eq!(
@@ -714,16 +703,16 @@ mod tests {
     assert_eq!(1, read_comment_views_top_max_depth.len());
 
     let child_path = data.inserted_comment_1.path.clone();
-    let read_comment_views_parent_max_depth = CommentQuery::builder()
-      .pool(pool)
-      .post_id(Some(data.inserted_post.id))
-      .parent_path(Some(child_path))
-      .max_depth(Some(1))
-      .sort(Some(CommentSortType::New))
-      .build()
-      .list()
-      .await
-      .unwrap();
+    let read_comment_views_parent_max_depth = CommentQuery {
+      post_id: (Some(data.inserted_post.id)),
+      parent_path: (Some(child_path)),
+      max_depth: (Some(1)),
+      sort: (Some(CommentSortType::New)),
+      ..Default::default()
+    }
+    .list(pool)
+    .await
+    .unwrap();
 
     // Make sure a depth limited one, and given child comment 1, has 3
     assert!(read_comment_views_parent_max_depth[2]
@@ -739,20 +728,21 @@ mod tests {
   #[serial]
   async fn test_languages() {
     let pool = &build_db_pool_for_tests().await;
+    let pool = &mut pool.into();
     let data = init_data(pool).await;
 
     // by default, user has all languages enabled and should see all comments
     // (except from blocked user)
-    let all_languages = CommentQuery::builder()
-      .pool(pool)
-      .local_user(Some(&data.inserted_local_user))
-      .build()
-      .list()
-      .await
-      .unwrap();
+    let all_languages = CommentQuery {
+      local_user: (Some(&data.inserted_local_user)),
+      ..Default::default()
+    }
+    .list(pool)
+    .await
+    .unwrap();
     assert_eq!(5, all_languages.len());
 
-    // change user lang to finnish, should only show single finnish comment
+    // change user lang to finnish, should only show one post in finnish and one undetermined
     let finnish_id = Language::read_id_from_code(pool, Some("fi"))
       .await
       .unwrap()
@@ -760,41 +750,40 @@ mod tests {
     LocalUserLanguage::update(pool, vec![finnish_id], data.inserted_local_user.id)
       .await
       .unwrap();
-    let finnish_comment = CommentQuery::builder()
-      .pool(pool)
-      .local_user(Some(&data.inserted_local_user))
-      .build()
-      .list()
-      .await
-      .unwrap();
-    assert_eq!(1, finnish_comment.len());
+    let finnish_comments = CommentQuery {
+      local_user: (Some(&data.inserted_local_user)),
+      ..Default::default()
+    }
+    .list(pool)
+    .await
+    .unwrap();
+    assert_eq!(2, finnish_comments.len());
+    let finnish_comment = finnish_comments
+      .iter()
+      .find(|c| c.comment.language_id == finnish_id);
+    assert!(finnish_comment.is_some());
     assert_eq!(
       data.inserted_comment_2.content,
-      finnish_comment[0].comment.content
+      finnish_comment.unwrap().comment.content
     );
-    assert_eq!(finnish_id, finnish_comment[0].comment.language_id);
 
     // now show all comments with undetermined language (which is the default value)
-    let undetermined_id = Language::read_id_from_code(pool, Some("und"))
-      .await
-      .unwrap()
-      .unwrap();
-    LocalUserLanguage::update(pool, vec![undetermined_id], data.inserted_local_user.id)
-      .await
-      .unwrap();
-    let undetermined_comment = CommentQuery::builder()
-      .pool(pool)
-      .local_user(Some(&data.inserted_local_user))
-      .build()
-      .list()
+    LocalUserLanguage::update(pool, vec![UNDETERMINED_ID], data.inserted_local_user.id)
       .await
       .unwrap();
-    assert_eq!(3, undetermined_comment.len());
+    let undetermined_comment = CommentQuery {
+      local_user: (Some(&data.inserted_local_user)),
+      ..Default::default()
+    }
+    .list(pool)
+    .await
+    .unwrap();
+    assert_eq!(1, undetermined_comment.len());
 
     cleanup(data, pool).await;
   }
 
-  async fn cleanup(data: Data, pool: &DbPool) {
+  async fn cleanup(data: Data, pool: &mut DbPool<'_>) {
     CommentLike::remove(pool, data.inserted_person.id, data.inserted_comment_0.id)
       .await
       .unwrap();
@@ -817,7 +806,7 @@ mod tests {
       .unwrap();
   }
 
-  async fn expected_comment_view(data: &Data, pool: &DbPool) -> CommentView {
+  async fn expected_comment_view(data: &Data, pool: &mut DbPool<'_>) -> CommentView {
     let agg = CommentAggregates::read(pool, data.inserted_comment_0.id)
       .await
       .unwrap();
@@ -840,9 +829,9 @@ mod tests {
         local: true,
         distinguished: false,
         path: data.inserted_comment_0.clone().path,
-        language_id: LanguageId(0),
+        language_id: LanguageId(37),
       },
-      creator: PersonSafe {
+      creator: Person {
         id: data.inserted_person.id,
         name: "timmy".into(),
         display_name: None,
@@ -862,6 +851,9 @@ mod tests {
         matrix_user_id: None,
         ban_expires: None,
         instance_id: data.inserted_instance.id,
+        private_key: data.inserted_person.private_key.clone(),
+        public_key: data.inserted_person.public_key.clone(),
+        last_refreshed_at: data.inserted_person.last_refreshed_at,
       },
       post: Post {
         id: data.inserted_post.id,
@@ -886,7 +878,7 @@ mod tests {
         featured_community: false,
         featured_local: false,
       },
-      community: CommunitySafe {
+      community: Community {
         id: data.inserted_community.id,
         name: "test community 5".to_string(),
         icon: None,
@@ -903,6 +895,14 @@ mod tests {
         posting_restricted_to_mods: false,
         published: data.inserted_community.published,
         instance_id: data.inserted_instance.id,
+        private_key: data.inserted_community.private_key.clone(),
+        public_key: data.inserted_community.public_key.clone(),
+        last_refreshed_at: data.inserted_community.last_refreshed_at,
+        followers_url: data.inserted_community.followers_url.clone(),
+        inbox_url: data.inserted_community.inbox_url.clone(),
+        shared_inbox_url: data.inserted_community.shared_inbox_url.clone(),
+        moderators_url: data.inserted_community.moderators_url.clone(),
+        featured_url: data.inserted_community.featured_url.clone(),
       },
       counts: CommentAggregates {
         id: agg.id,
@@ -912,6 +912,7 @@ mod tests {
         downvotes: 0,
         published: agg.published,
         child_count: 5,
+        hot_rank: 1728,
       },
     }
   }