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[lemmy.git] / crates / db_views / src / comment_view.rs
index cf12442f60175be990367837312ba608bbbd55e8..53aac9519e88bedac25c04e6dfac928d1ad0311d 100644 (file)
@@ -1,16 +1,8 @@
-use diesel::{result::Error, *};
-use lemmy_db_queries::{
-  aggregates::comment_aggregates::CommentAggregates,
-  functions::hot_rank,
-  fuzzy_search,
-  limit_and_offset,
-  ListingType,
-  MaybeOptional,
-  SortType,
-  ToSafe,
-  ViewToVec,
-};
+use crate::structs::CommentView;
+use diesel::{dsl::*, result::Error, *};
 use lemmy_db_schema::{
+  aggregates::structs::CommentAggregates,
+  newtypes::{CommentId, CommunityId, DbUrl, PersonId, PostId},
   schema::{
     comment,
     comment_aggregates,
@@ -18,38 +10,26 @@ use lemmy_db_schema::{
     comment_like,
     comment_saved,
     community,
+    community_block,
     community_follower,
     community_person_ban,
     person,
     person_alias_1,
+    person_block,
     post,
   },
   source::{
     comment::{Comment, CommentAlias1, CommentSaved},
     community::{Community, CommunityFollower, CommunityPersonBan, CommunitySafe},
     person::{Person, PersonAlias1, PersonSafe, PersonSafeAlias1},
+    person_block::PersonBlock,
     post::Post,
   },
-  CommentId,
-  CommunityId,
-  PersonId,
-  PostId,
+  traits::{MaybeOptional, ToSafe, ViewToVec},
+  utils::{functions::hot_rank, fuzzy_search, limit_and_offset},
+  ListingType,
+  SortType,
 };
-use serde::Serialize;
-
-#[derive(Debug, PartialEq, Serialize, Clone)]
-pub struct CommentView {
-  pub comment: Comment,
-  pub creator: PersonSafe,
-  pub recipient: Option<PersonSafeAlias1>, // Left joins to comment and person
-  pub post: Post,
-  pub community: CommunitySafe,
-  pub counts: CommentAggregates,
-  pub creator_banned_from_community: bool, // Left Join to CommunityPersonBan
-  pub subscribed: bool,                    // Left join to CommunityFollower
-  pub saved: bool,                         // Left join to CommentSaved
-  pub my_vote: Option<i16>,                // Left join to CommentLike
-}
 
 type CommentViewTuple = (
   Comment,
@@ -62,6 +42,7 @@ type CommentViewTuple = (
   Option<CommunityPersonBan>,
   Option<CommunityFollower>,
   Option<CommentSaved>,
+  Option<PersonBlock>,
   Option<i16>,
 );
 
@@ -85,6 +66,7 @@ impl CommentView {
       creator_banned_from_community,
       subscribed,
       saved,
+      creator_blocked,
       comment_like,
     ) = comment::table
       .find(comment_id)
@@ -99,7 +81,12 @@ 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::person_id.eq(comment::creator_id))
+            .and(
+              community_person_ban::expires
+                .is_null()
+                .or(community_person_ban::expires.gt(now)),
+            ),
         ),
       )
       .left_join(
@@ -116,6 +103,13 @@ impl CommentView {
             .and(comment_saved::person_id.eq(person_id_join)),
         ),
       )
+      .left_join(
+        person_block::table.on(
+          comment::creator_id
+            .eq(person_block::target_id)
+            .and(person_block::person_id.eq(person_id_join)),
+        ),
+      )
       .left_join(
         comment_like::table.on(
           comment::id
@@ -134,6 +128,7 @@ impl CommentView {
         community_person_ban::all_columns.nullable(),
         community_follower::all_columns.nullable(),
         comment_saved::all_columns.nullable(),
+        person_block::all_columns.nullable(),
         comment_like::score.nullable(),
       ))
       .first::<CommentViewTuple>(conn)?;
@@ -156,6 +151,7 @@ impl CommentView {
       creator_banned_from_community: creator_banned_from_community.is_some(),
       subscribed: subscribed.is_some(),
       saved: saved.is_some(),
+      creator_blocked: creator_blocked.is_some(),
       my_vote,
     })
   }
@@ -168,22 +164,62 @@ impl CommentView {
       None => self.post.creator_id,
     }
   }
+
+  /// Gets the number of unread replies
+  pub fn get_unread_replies(conn: &PgConnection, my_person_id: PersonId) -> Result<i64, Error> {
+    use diesel::dsl::*;
+
+    comment::table
+      // recipient here
+      .left_join(comment_alias_1::table.on(comment_alias_1::id.nullable().eq(comment::parent_id)))
+      .left_join(person_alias_1::table.on(person_alias_1::id.eq(comment_alias_1::creator_id)))
+      .inner_join(post::table)
+      .inner_join(community::table.on(post::community_id.eq(community::id)))
+      .left_join(
+        person_block::table.on(
+          comment::creator_id
+            .eq(person_block::target_id)
+            .and(person_block::person_id.eq(my_person_id)),
+        ),
+      )
+      .left_join(
+        community_block::table.on(
+          community::id
+            .eq(community_block::community_id)
+            .and(community_block::person_id.eq(my_person_id)),
+        ),
+      )
+      .filter(person_alias_1::id.eq(my_person_id)) // Gets the comment replies
+      .or_filter(
+        comment::parent_id
+          .is_null()
+          .and(post::creator_id.eq(my_person_id)),
+      ) // Gets the top level replies
+      .filter(comment::read.eq(false))
+      .filter(comment::deleted.eq(false))
+      .filter(comment::removed.eq(false))
+      // Don't show blocked communities or persons
+      .filter(community_block::person_id.is_null())
+      .filter(person_block::person_id.is_null())
+      .select(count(comment::id))
+      .first::<i64>(conn)
+  }
 }
 
 pub struct CommentQueryBuilder<'a> {
   conn: &'a PgConnection,
-  listing_type: &'a ListingType,
-  sort: &'a SortType,
+  listing_type: Option<ListingType>,
+  sort: Option<SortType>,
   community_id: Option<CommunityId>,
-  community_name: Option<String>,
+  community_actor_id: Option<DbUrl>,
   post_id: Option<PostId>,
   creator_id: Option<PersonId>,
   recipient_id: Option<PersonId>,
   my_person_id: Option<PersonId>,
   search_term: Option<String>,
-  saved_only: bool,
-  unread_only: bool,
-  show_bot_accounts: bool,
+  saved_only: Option<bool>,
+  unread_only: Option<bool>,
+  show_bot_accounts: Option<bool>,
   page: Option<i64>,
   limit: Option<i64>,
 }
@@ -192,30 +228,30 @@ impl<'a> CommentQueryBuilder<'a> {
   pub fn create(conn: &'a PgConnection) -> Self {
     CommentQueryBuilder {
       conn,
-      listing_type: &ListingType::All,
-      sort: &SortType::New,
+      listing_type: None,
+      sort: None,
       community_id: None,
-      community_name: None,
+      community_actor_id: None,
       post_id: None,
       creator_id: None,
       recipient_id: None,
       my_person_id: None,
       search_term: None,
-      saved_only: false,
-      unread_only: false,
-      show_bot_accounts: true,
+      saved_only: None,
+      unread_only: None,
+      show_bot_accounts: None,
       page: None,
       limit: None,
     }
   }
 
-  pub fn listing_type(mut self, listing_type: &'a ListingType) -> Self {
-    self.listing_type = listing_type;
+  pub fn listing_type<T: MaybeOptional<ListingType>>(mut self, listing_type: T) -> Self {
+    self.listing_type = listing_type.get_optional();
     self
   }
 
-  pub fn sort(mut self, sort: &'a SortType) -> Self {
-    self.sort = sort;
+  pub fn sort<T: MaybeOptional<SortType>>(mut self, sort: T) -> Self {
+    self.sort = sort.get_optional();
     self
   }
 
@@ -244,8 +280,8 @@ impl<'a> CommentQueryBuilder<'a> {
     self
   }
 
-  pub fn community_name<T: MaybeOptional<String>>(mut self, community_name: T) -> Self {
-    self.community_name = community_name.get_optional();
+  pub fn community_actor_id<T: MaybeOptional<DbUrl>>(mut self, community_actor_id: T) -> Self {
+    self.community_actor_id = community_actor_id.get_optional();
     self
   }
 
@@ -254,18 +290,18 @@ impl<'a> CommentQueryBuilder<'a> {
     self
   }
 
-  pub fn saved_only(mut self, saved_only: bool) -> Self {
-    self.saved_only = saved_only;
+  pub fn saved_only<T: MaybeOptional<bool>>(mut self, saved_only: T) -> Self {
+    self.saved_only = saved_only.get_optional();
     self
   }
 
-  pub fn unread_only(mut self, unread_only: bool) -> Self {
-    self.unread_only = unread_only;
+  pub fn unread_only<T: MaybeOptional<bool>>(mut self, unread_only: T) -> Self {
+    self.unread_only = unread_only.get_optional();
     self
   }
 
-  pub fn show_bot_accounts(mut self, show_bot_accounts: bool) -> Self {
-    self.show_bot_accounts = show_bot_accounts;
+  pub fn show_bot_accounts<T: MaybeOptional<bool>>(mut self, show_bot_accounts: T) -> Self {
+    self.show_bot_accounts = show_bot_accounts.get_optional();
     self
   }
 
@@ -297,7 +333,12 @@ impl<'a> CommentQueryBuilder<'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::person_id.eq(comment::creator_id))
+            .and(
+              community_person_ban::expires
+                .is_null()
+                .or(community_person_ban::expires.gt(now)),
+            ),
         ),
       )
       .left_join(
@@ -314,6 +355,20 @@ impl<'a> CommentQueryBuilder<'a> {
             .and(comment_saved::person_id.eq(person_id_join)),
         ),
       )
+      .left_join(
+        person_block::table.on(
+          comment::creator_id
+            .eq(person_block::target_id)
+            .and(person_block::person_id.eq(person_id_join)),
+        ),
+      )
+      .left_join(
+        community_block::table.on(
+          community::id
+            .eq(community_block::community_id)
+            .and(community_block::person_id.eq(person_id_join)),
+        ),
+      )
       .left_join(
         comment_like::table.on(
           comment::id
@@ -332,6 +387,7 @@ impl<'a> CommentQueryBuilder<'a> {
         community_person_ban::all_columns.nullable(),
         community_follower::all_columns.nullable(),
         comment_saved::all_columns.nullable(),
+        person_block::all_columns.nullable(),
         comment_like::score.nullable(),
       ))
       .into_boxed();
@@ -350,7 +406,7 @@ impl<'a> CommentQueryBuilder<'a> {
         .filter(comment::removed.eq(false));
     }
 
-    if self.unread_only {
+    if self.unread_only.unwrap_or(false) {
       query = query.filter(comment::read.eq(false));
     }
 
@@ -362,10 +418,8 @@ impl<'a> CommentQueryBuilder<'a> {
       query = query.filter(post::community_id.eq(community_id));
     }
 
-    if let Some(community_name) = self.community_name {
-      query = query
-        .filter(community::name.eq(community_name))
-        .filter(comment::local.eq(true));
+    if let Some(community_actor_id) = self.community_actor_id {
+      query = query.filter(community::actor_id.eq(community_actor_id))
     }
 
     if let Some(post_id) = self.post_id {
@@ -376,22 +430,38 @@ impl<'a> CommentQueryBuilder<'a> {
       query = query.filter(comment::content.ilike(fuzzy_search(&search_term)));
     };
 
-    query = match self.listing_type {
-      // ListingType::Subscribed => query.filter(community_follower::subscribed.eq(true)),
-      ListingType::Subscribed => query.filter(community_follower::person_id.is_not_null()), // TODO could be this: and(community_follower::person_id.eq(person_id_join)),
-      ListingType::Local => query.filter(community::local.eq(true)),
-      _ => query,
-    };
+    if let Some(listing_type) = self.listing_type {
+      match listing_type {
+        ListingType::Subscribed => {
+          query = query.filter(community_follower::person_id.is_not_null())
+        } // TODO could be this: and(community_follower::person_id.eq(person_id_join)),
+        ListingType::Local => {
+          query = query.filter(community::local.eq(true)).filter(
+            community::hidden
+              .eq(false)
+              .or(community_follower::person_id.eq(person_id_join)),
+          )
+        }
+        ListingType::All => {
+          query = query.filter(
+            community::hidden
+              .eq(false)
+              .or(community_follower::person_id.eq(person_id_join)),
+          )
+        }
+        ListingType::Community => {}
+      };
+    }
 
-    if self.saved_only {
+    if self.saved_only.unwrap_or(false) {
       query = query.filter(comment_saved::id.is_not_null());
     }
 
-    if !self.show_bot_accounts {
+    if !self.show_bot_accounts.unwrap_or(true) {
       query = query.filter(person::bot_account.eq(false));
     };
 
-    query = match self.sort {
+    query = match self.sort.unwrap_or(SortType::New) {
       SortType::Hot | SortType::Active => query
         .order_by(hot_rank(comment_aggregates::score, comment_aggregates::published).desc())
         .then_order_by(comment_aggregates::published.desc()),
@@ -413,6 +483,12 @@ impl<'a> CommentQueryBuilder<'a> {
         .order_by(comment_aggregates::score.desc()),
     };
 
+    // Don't show blocked communities or persons
+    if self.my_person_id.is_some() {
+      query = query.filter(community_block::person_id.is_null());
+      query = query.filter(person_block::person_id.is_null());
+    }
+
     let (limit, offset) = limit_and_offset(self.page, self.limit);
 
     // Note: deleted and removed comments are done on the front side
@@ -440,7 +516,8 @@ impl ViewToVec for CommentView {
         creator_banned_from_community: a.7.is_some(),
         subscribed: a.8.is_some(),
         saved: a.9.is_some(),
-        my_vote: a.10,
+        creator_blocked: a.10.is_some(),
+        my_vote: a.11,
       })
       .collect::<Vec<Self>>()
   }
@@ -449,13 +526,12 @@ impl ViewToVec for CommentView {
 #[cfg(test)]
 mod tests {
   use crate::comment_view::*;
-  use lemmy_db_queries::{
-    aggregates::comment_aggregates::CommentAggregates,
-    establish_unpooled_connection,
-    Crud,
-    Likeable,
+  use lemmy_db_schema::{
+    aggregates::structs::CommentAggregates,
+    source::{comment::*, community::*, person::*, person_block::PersonBlockForm, post::*},
+    traits::{Blockable, Crud, Likeable},
+    utils::establish_unpooled_connection,
   };
-  use lemmy_db_schema::source::{comment::*, community::*, person::*, post::*};
   use serial_test::serial;
 
   #[test]
@@ -470,6 +546,13 @@ mod tests {
 
     let inserted_person = Person::create(&conn, &new_person).unwrap();
 
+    let new_person_2 = PersonForm {
+      name: "sara".into(),
+      ..PersonForm::default()
+    };
+
+    let inserted_person_2 = Person::create(&conn, &new_person_2).unwrap();
+
     let new_community = CommunityForm {
       name: "test community 5".to_string(),
       title: "nada".to_owned(),
@@ -496,6 +579,32 @@ mod tests {
 
     let inserted_comment = Comment::create(&conn, &comment_form).unwrap();
 
+    let comment_form_2 = CommentForm {
+      content: "A test blocked comment".into(),
+      creator_id: inserted_person_2.id,
+      post_id: inserted_post.id,
+      parent_id: Some(inserted_comment.id),
+      ..CommentForm::default()
+    };
+
+    let inserted_comment_2 = Comment::create(&conn, &comment_form_2).unwrap();
+
+    let timmy_blocks_sara_form = PersonBlockForm {
+      person_id: inserted_person.id,
+      target_id: inserted_person_2.id,
+    };
+
+    let inserted_block = PersonBlock::block(&conn, &timmy_blocks_sara_form).unwrap();
+
+    let expected_block = PersonBlock {
+      id: inserted_block.id,
+      person_id: inserted_person.id,
+      target_id: inserted_person_2.id,
+      published: inserted_block.published,
+    };
+
+    assert_eq!(expected_block, inserted_block);
+
     let comment_like_form = CommentLikeForm {
       comment_id: inserted_comment.id,
       post_id: inserted_post.id,
@@ -512,6 +621,7 @@ mod tests {
       my_vote: None,
       subscribed: false,
       saved: false,
+      creator_blocked: false,
       comment: Comment {
         id: inserted_comment.id,
         content: "A test comment 32".into(),
@@ -544,6 +654,7 @@ mod tests {
         inbox_url: inserted_person.inbox_url.to_owned(),
         shared_inbox_url: None,
         matrix_user_id: None,
+        ban_expires: None,
       },
       recipient: None,
       post: Post {
@@ -562,7 +673,7 @@ mod tests {
         nsfw: false,
         embed_title: None,
         embed_description: None,
-        embed_html: None,
+        embed_video_url: None,
         thumbnail_url: None,
         ap_id: inserted_post.ap_id.to_owned(),
         local: true,
@@ -580,6 +691,8 @@ mod tests {
         description: None,
         updated: None,
         banner: None,
+        hidden: false,
+        posting_restricted_to_mods: false,
         published: inserted_community.published,
       },
       counts: CommentAggregates {
@@ -606,20 +719,32 @@ mod tests {
       .list()
       .unwrap();
 
+    let read_comment_from_blocked_person =
+      CommentView::read(&conn, inserted_comment_2.id, Some(inserted_person.id)).unwrap();
+
     let like_removed = CommentLike::remove(&conn, inserted_person.id, inserted_comment.id).unwrap();
     let num_deleted = Comment::delete(&conn, inserted_comment.id).unwrap();
+    Comment::delete(&conn, inserted_comment_2.id).unwrap();
     Post::delete(&conn, inserted_post.id).unwrap();
     Community::delete(&conn, inserted_community.id).unwrap();
     Person::delete(&conn, inserted_person.id).unwrap();
+    Person::delete(&conn, inserted_person_2.id).unwrap();
+
+    // Make sure its 1, not showing the blocked comment
+    assert_eq!(1, read_comment_views_with_person.len());
 
     assert_eq!(
       expected_comment_view_no_person,
-      read_comment_views_no_person[0]
+      read_comment_views_no_person[1]
     );
     assert_eq!(
       expected_comment_view_with_person,
       read_comment_views_with_person[0]
     );
+
+    // Make sure block set the creator blocked
+    assert!(read_comment_from_blocked_person.creator_blocked);
+
     assert_eq!(1, num_deleted);
     assert_eq!(1, like_removed);
   }