]> Untitled Git - lemmy.git/blobdiff - crates/db_views/src/post_view.rs
Tag posts and comments with language (fixes #440) (#2269)
[lemmy.git] / crates / db_views / src / post_view.rs
index c9b4721723b297c4b706e7c5d3bff4c9af1e19fe..761925a9cd36ec6ce534db8abcee9c93f897fbab 100644 (file)
@@ -2,12 +2,14 @@ use crate::structs::PostView;
 use diesel::{dsl::*, pg::Pg, result::Error, *};
 use lemmy_db_schema::{
   aggregates::structs::PostAggregates,
-  newtypes::{CommunityId, DbUrl, PersonId, PostId},
+  newtypes::{CommunityId, DbUrl, LocalUserId, PersonId, PostId},
   schema::{
     community,
     community_block,
     community_follower,
     community_person_ban,
+    language,
+    local_user_language,
     person,
     person_block,
     post,
@@ -18,6 +20,7 @@ use lemmy_db_schema::{
   },
   source::{
     community::{Community, CommunityFollower, CommunityPersonBan, CommunitySafe},
+    language::Language,
     person::{Person, PersonSafe},
     person_block::PersonBlock,
     post::{Post, PostRead, PostSaved},
@@ -41,6 +44,7 @@ type PostViewTuple = (
   Option<PostRead>,
   Option<PersonBlock>,
   Option<i16>,
+  Language,
 );
 
 impl PostView {
@@ -51,7 +55,6 @@ impl PostView {
   ) -> Result<Self, Error> {
     // The left join below will return None in this case
     let person_id_join = my_person_id.unwrap_or(PersonId(-1));
-
     let (
       post,
       creator,
@@ -63,6 +66,7 @@ impl PostView {
       read,
       creator_blocked,
       post_like,
+      language,
     ) = post::table
       .find(post_id)
       .inner_join(person::table)
@@ -115,6 +119,7 @@ impl PostView {
             .and(post_like::person_id.eq(person_id_join)),
         ),
       )
+      .inner_join(language::table)
       .select((
         post::all_columns,
         Person::safe_columns_tuple(),
@@ -126,6 +131,7 @@ impl PostView {
         post_read::all_columns.nullable(),
         person_block::all_columns.nullable(),
         post_like::score.nullable(),
+        language::all_columns,
       ))
       .first::<PostViewTuple>(conn)?;
 
@@ -148,6 +154,7 @@ impl PostView {
       read: read.is_some(),
       creator_blocked: creator_blocked.is_some(),
       my_vote,
+      language,
     })
   }
 }
@@ -163,6 +170,7 @@ pub struct PostQuery<'a> {
   community_id: Option<CommunityId>,
   community_actor_id: Option<DbUrl>,
   my_person_id: Option<PersonId>,
+  my_local_user_id: Option<LocalUserId>,
   search_term: Option<String>,
   url_search: Option<String>,
   show_nsfw: Option<bool>,
@@ -179,6 +187,7 @@ impl<'a> PostQuery<'a> {
 
     // The left join below will return None in this case
     let person_id_join = self.my_person_id.unwrap_or(PersonId(-1));
+    let local_user_id_join = self.my_local_user_id.unwrap_or(LocalUserId(-1));
 
     let mut query = post::table
       .inner_join(person::table)
@@ -238,6 +247,14 @@ impl<'a> PostQuery<'a> {
             .and(post_like::person_id.eq(person_id_join)),
         ),
       )
+      .inner_join(language::table)
+      .left_join(
+        local_user_language::table.on(
+          post::language_id
+            .eq(local_user_language::language_id)
+            .and(local_user_language::local_user_id.eq(local_user_id_join)),
+        ),
+      )
       .select((
         post::all_columns,
         Person::safe_columns_tuple(),
@@ -249,6 +266,7 @@ impl<'a> PostQuery<'a> {
         post_read::all_columns.nullable(),
         person_block::all_columns.nullable(),
         post_like::score.nullable(),
+        language::all_columns,
       ))
       .into_boxed();
 
@@ -323,6 +341,11 @@ impl<'a> PostQuery<'a> {
       query = query.filter(post_read::id.is_null());
     }
 
+    // Filter out the rows with missing languages
+    if self.my_local_user_id.is_some() {
+      query = query.filter(local_user_language::id.is_not_null());
+    }
+
     // Don't show blocked communities or persons
     if self.my_person_id.is_some() {
       query = query.filter(community_block::person_id.is_null());
@@ -403,6 +426,7 @@ impl ViewToVec for PostView {
         read: a.7.is_some(),
         creator_blocked: a.8.is_some(),
         my_vote: a.9,
+        language: a.10,
       })
       .collect::<Vec<Self>>()
   }
@@ -411,11 +435,16 @@ impl ViewToVec for PostView {
 #[cfg(test)]
 mod tests {
   use crate::post_view::{PostQuery, PostView};
+  use diesel::PgConnection;
   use lemmy_db_schema::{
     aggregates::structs::PostAggregates,
+    newtypes::LanguageId,
     source::{
       community::*,
       community_block::{CommunityBlock, CommunityBlockForm},
+      language::Language,
+      local_user::{LocalUser, LocalUserForm},
+      local_user_language::LocalUserLanguage,
       person::*,
       person_block::{PersonBlock, PersonBlockForm},
       post::*,
@@ -427,15 +456,16 @@ mod tests {
   };
   use serial_test::serial;
 
-  #[test]
-  #[serial]
-  fn test_crud() {
-    let conn = establish_unpooled_connection();
+  struct Data {
+    inserted_person: Person,
+    inserted_blocked_person: Person,
+    inserted_bot: Person,
+    inserted_community: Community,
+    inserted_post: Post,
+  }
 
+  fn init_data(conn: &PgConnection) -> Data {
     let person_name = "tegan".to_string();
-    let community_name = "test_community_3".to_string();
-    let post_name = "test post 3".to_string();
-    let bot_post_name = "test bot post".to_string();
 
     let new_person = PersonForm {
       name: person_name.to_owned(),
@@ -443,43 +473,44 @@ mod tests {
       ..PersonForm::default()
     };
 
-    let inserted_person = Person::create(&conn, &new_person).unwrap();
+    let inserted_person = Person::create(conn, &new_person).unwrap();
 
     let new_bot = PersonForm {
-      name: person_name.to_owned(),
+      name: "mybot".to_string(),
       bot_account: Some(true),
       public_key: Some("pubkey".to_string()),
       ..PersonForm::default()
     };
 
-    let inserted_bot = Person::create(&conn, &new_bot).unwrap();
+    let inserted_bot = Person::create(conn, &new_bot).unwrap();
 
     let new_community = CommunityForm {
-      name: community_name.to_owned(),
+      name: "test_community_3".to_string(),
       title: "nada".to_owned(),
       public_key: Some("pubkey".to_string()),
       ..CommunityForm::default()
     };
 
-    let inserted_community = Community::create(&conn, &new_community).unwrap();
+    let inserted_community = Community::create(conn, &new_community).unwrap();
 
     // Test a person block, make sure the post query doesn't include their post
     let blocked_person = PersonForm {
-      name: person_name.to_owned(),
+      name: person_name,
       public_key: Some("pubkey".to_string()),
       ..PersonForm::default()
     };
 
-    let inserted_blocked_person = Person::create(&conn, &blocked_person).unwrap();
+    let inserted_blocked_person = Person::create(conn, &blocked_person).unwrap();
 
     let post_from_blocked_person = PostForm {
       name: "blocked_person_post".to_string(),
       creator_id: inserted_blocked_person.id,
       community_id: inserted_community.id,
+      language_id: Some(LanguageId(1)),
       ..PostForm::default()
     };
 
-    Post::create(&conn, &post_from_blocked_person).unwrap();
+    Post::create(conn, &post_from_blocked_person).unwrap();
 
     // block that person
     let person_block = PersonBlockForm {
@@ -487,72 +518,58 @@ mod tests {
       target_id: inserted_blocked_person.id,
     };
 
-    PersonBlock::block(&conn, &person_block).unwrap();
+    PersonBlock::block(conn, &person_block).unwrap();
 
     // A sample post
     let new_post = PostForm {
-      name: post_name.to_owned(),
+      name: "test post 3".to_string(),
       creator_id: inserted_person.id,
       community_id: inserted_community.id,
+      language_id: Some(LanguageId(47)),
       ..PostForm::default()
     };
 
-    let inserted_post = Post::create(&conn, &new_post).unwrap();
+    let inserted_post = Post::create(conn, &new_post).unwrap();
 
     let new_bot_post = PostForm {
-      name: bot_post_name,
+      name: "test bot post".to_string(),
       creator_id: inserted_bot.id,
       community_id: inserted_community.id,
       ..PostForm::default()
     };
 
-    let _inserted_bot_post = Post::create(&conn, &new_bot_post).unwrap();
-
-    let post_like_form = PostLikeForm {
-      post_id: inserted_post.id,
-      person_id: inserted_person.id,
-      score: 1,
-    };
-
-    let inserted_post_like = PostLike::like(&conn, &post_like_form).unwrap();
+    let _inserted_bot_post = Post::create(conn, &new_bot_post).unwrap();
 
-    let expected_post_like = PostLike {
-      id: inserted_post_like.id,
-      post_id: inserted_post.id,
-      person_id: inserted_person.id,
-      published: inserted_post_like.published,
-      score: 1,
-    };
-
-    let read_post_listings_with_person = PostQuery::builder()
-      .conn(&conn)
-      .sort(Some(SortType::New))
-      .show_bot_accounts(Some(false))
-      .community_id(Some(inserted_community.id))
-      .my_person_id(Some(inserted_person.id))
-      .build()
-      .list()
-      .unwrap();
-
-    let read_post_listings_no_person = PostQuery::builder()
-      .conn(&conn)
-      .sort(Some(SortType::New))
-      .community_id(Some(inserted_community.id))
-      .build()
-      .list()
-      .unwrap();
+    Data {
+      inserted_person,
+      inserted_blocked_person,
+      inserted_bot,
+      inserted_community,
+      inserted_post,
+    }
+  }
 
-    let read_post_listing_no_person = PostView::read(&conn, inserted_post.id, None).unwrap();
-    let read_post_listing_with_person =
-      PostView::read(&conn, inserted_post.id, Some(inserted_person.id)).unwrap();
+  fn cleanup(data: Data, conn: &PgConnection) {
+    let num_deleted = Post::delete(conn, data.inserted_post.id).unwrap();
+    Community::delete(conn, data.inserted_community.id).unwrap();
+    Person::delete(conn, data.inserted_person.id).unwrap();
+    Person::delete(conn, data.inserted_bot.id).unwrap();
+    Person::delete(conn, data.inserted_blocked_person.id).unwrap();
+    assert_eq!(1, num_deleted);
+  }
 
-    let agg = PostAggregates::read(&conn, inserted_post.id).unwrap();
+  fn expected_post_listing(data: &Data, conn: &PgConnection) -> PostView {
+    let (inserted_person, inserted_community, inserted_post) = (
+      &data.inserted_person,
+      &data.inserted_community,
+      &data.inserted_post,
+    );
+    let agg = PostAggregates::read(conn, inserted_post.id).unwrap();
 
-    // the non person version
-    let expected_post_listing_no_person = PostView {
+    PostView {
       post: Post {
         id: inserted_post.id,
-        name: post_name,
+        name: inserted_post.name.clone(),
         creator_id: inserted_person.id,
         url: None,
         body: None,
@@ -570,11 +587,12 @@ mod tests {
         thumbnail_url: None,
         ap_id: inserted_post.ap_id.to_owned(),
         local: true,
+        language_id: LanguageId(47),
       },
       my_vote: None,
       creator: PersonSafe {
         id: inserted_person.id,
-        name: person_name,
+        name: inserted_person.name.clone(),
         display_name: None,
         published: inserted_person.published,
         avatar: None,
@@ -595,7 +613,7 @@ mod tests {
       creator_banned_from_community: false,
       community: CommunitySafe {
         id: inserted_community.id,
-        name: community_name,
+        name: inserted_community.name.clone(),
         icon: None,
         removed: false,
         deleted: false,
@@ -614,8 +632,8 @@ mod tests {
         id: agg.id,
         post_id: inserted_post.id,
         comments: 0,
-        score: 1,
-        upvotes: 1,
+        score: 0,
+        upvotes: 0,
         downvotes: 0,
         stickied: false,
         published: agg.published,
@@ -626,66 +644,239 @@ mod tests {
       read: false,
       saved: false,
       creator_blocked: false,
-    };
+      language: Language {
+        id: LanguageId(47),
+        code: "fr".to_string(),
+        name: "Français".to_string(),
+      },
+    }
+  }
 
-    // Test a community block
-    let community_block = CommunityBlockForm {
-      person_id: inserted_person.id,
-      community_id: inserted_community.id,
-    };
-    CommunityBlock::block(&conn, &community_block).unwrap();
+  #[test]
+  #[serial]
+  fn post_listing_with_person() {
+    let conn = establish_unpooled_connection();
+    let data = init_data(&conn);
 
-    let read_post_listings_with_person_after_block = PostQuery::builder()
+    let read_post_listing = PostQuery::builder()
       .conn(&conn)
       .sort(Some(SortType::New))
+      .community_id(Some(data.inserted_community.id))
       .show_bot_accounts(Some(false))
-      .community_id(Some(inserted_community.id))
-      .my_person_id(Some(inserted_person.id))
+      .my_person_id(Some(data.inserted_person.id))
       .build()
       .list()
       .unwrap();
 
-    // TODO More needs to be added here
-    let mut expected_post_listing_with_user = expected_post_listing_no_person.to_owned();
-    expected_post_listing_with_user.my_vote = Some(1);
+    let post_listing_single_with_person =
+      PostView::read(&conn, data.inserted_post.id, Some(data.inserted_person.id)).unwrap();
 
-    let like_removed = PostLike::remove(&conn, inserted_person.id, inserted_post.id).unwrap();
-    let num_deleted = Post::delete(&conn, inserted_post.id).unwrap();
-    PersonBlock::unblock(&conn, &person_block).unwrap();
-    CommunityBlock::unblock(&conn, &community_block).unwrap();
-    Community::delete(&conn, inserted_community.id).unwrap();
-    Person::delete(&conn, inserted_person.id).unwrap();
-    Person::delete(&conn, inserted_bot.id).unwrap();
-    Person::delete(&conn, inserted_blocked_person.id).unwrap();
+    let mut expected_post_listing_with_user = expected_post_listing(&data, &conn);
 
-    // The with user
-    assert_eq!(
-      expected_post_listing_with_user,
-      read_post_listings_with_person[0]
-    );
+    // Should be only one person, IE the bot post, and blocked should be missing
+    assert_eq!(1, read_post_listing.len());
+
+    assert_eq!(expected_post_listing_with_user, read_post_listing[0]);
+    expected_post_listing_with_user.my_vote = Some(0);
     assert_eq!(
       expected_post_listing_with_user,
-      read_post_listing_with_person
+      post_listing_single_with_person
     );
 
-    // Should be only one person, IE the bot post, and blocked should be missing
-    assert_eq!(1, read_post_listings_with_person.len());
+    let post_listings_with_bots = PostQuery::builder()
+      .conn(&conn)
+      .sort(Some(SortType::New))
+      .community_id(Some(data.inserted_community.id))
+      .show_bot_accounts(Some(true))
+      .my_person_id(Some(data.inserted_person.id))
+      .build()
+      .list()
+      .unwrap();
+    // should include bot post which has "undetermined" language
+    assert_eq!(2, post_listings_with_bots.len());
+
+    cleanup(data, &conn);
+  }
+
+  #[test]
+  #[serial]
+  fn post_listing_no_person() {
+    let conn = establish_unpooled_connection();
+    let data = init_data(&conn);
+
+    let read_post_listing_multiple_no_person = PostQuery::builder()
+      .conn(&conn)
+      .sort(Some(SortType::New))
+      .community_id(Some(data.inserted_community.id))
+      .build()
+      .list()
+      .unwrap();
+
+    let read_post_listing_single_no_person =
+      PostView::read(&conn, data.inserted_post.id, None).unwrap();
 
-    // Without the user
+    let expected_post_listing_no_person = expected_post_listing(&data, &conn);
+
+    // Should be 2 posts, with the bot post, and the blocked
+    assert_eq!(3, read_post_listing_multiple_no_person.len());
+
+    assert_eq!(
+      expected_post_listing_no_person,
+      read_post_listing_multiple_no_person[1]
+    );
     assert_eq!(
       expected_post_listing_no_person,
-      read_post_listings_no_person[1]
+      read_post_listing_single_no_person
     );
-    assert_eq!(expected_post_listing_no_person, read_post_listing_no_person);
 
-    // Should be 2 posts, with the bot post, and the blocked
-    assert_eq!(3, read_post_listings_no_person.len());
+    cleanup(data, &conn);
+  }
+
+  #[test]
+  #[serial]
+  fn post_listing_block_community() {
+    let conn = establish_unpooled_connection();
+    let data = init_data(&conn);
+
+    let community_block = CommunityBlockForm {
+      person_id: data.inserted_person.id,
+      community_id: data.inserted_community.id,
+    };
+    CommunityBlock::block(&conn, &community_block).unwrap();
 
+    let read_post_listings_with_person_after_block = PostQuery::builder()
+      .conn(&conn)
+      .sort(Some(SortType::New))
+      .community_id(Some(data.inserted_community.id))
+      .show_bot_accounts(Some(true))
+      .my_person_id(Some(data.inserted_person.id))
+      .build()
+      .list()
+      .unwrap();
     // Should be 0 posts after the community block
     assert_eq!(0, read_post_listings_with_person_after_block.len());
 
+    CommunityBlock::unblock(&conn, &community_block).unwrap();
+    cleanup(data, &conn);
+  }
+
+  #[test]
+  #[serial]
+  fn post_listing_like() {
+    let conn = establish_unpooled_connection();
+    let data = init_data(&conn);
+
+    let post_like_form = PostLikeForm {
+      post_id: data.inserted_post.id,
+      person_id: data.inserted_person.id,
+      score: 1,
+    };
+
+    let inserted_post_like = PostLike::like(&conn, &post_like_form).unwrap();
+
+    let expected_post_like = PostLike {
+      id: inserted_post_like.id,
+      post_id: data.inserted_post.id,
+      person_id: data.inserted_person.id,
+      published: inserted_post_like.published,
+      score: 1,
+    };
     assert_eq!(expected_post_like, inserted_post_like);
+
+    let like_removed =
+      PostLike::remove(&conn, data.inserted_person.id, data.inserted_post.id).unwrap();
     assert_eq!(1, like_removed);
-    assert_eq!(1, num_deleted);
+    cleanup(data, &conn);
+  }
+
+  #[test]
+  #[serial]
+  fn post_listing_person_language() {
+    let conn = establish_unpooled_connection();
+    let data = init_data(&conn);
+
+    let spanish_id = Language::read_id_from_code(&conn, "es").unwrap();
+    let post_spanish = PostForm {
+      name: "asffgdsc".to_string(),
+      creator_id: data.inserted_person.id,
+      community_id: data.inserted_community.id,
+      language_id: Some(spanish_id),
+      ..PostForm::default()
+    };
+
+    Post::create(&conn, &post_spanish).unwrap();
+
+    let my_person_form = PersonForm {
+      name: "Reverie Toiba".to_string(),
+      public_key: Some("pubkey".to_string()),
+      ..PersonForm::default()
+    };
+    let my_person = Person::create(&conn, &my_person_form).unwrap();
+    let local_user_form = LocalUserForm {
+      person_id: Some(my_person.id),
+      password_encrypted: Some("".to_string()),
+      ..Default::default()
+    };
+    let local_user = LocalUser::create(&conn, &local_user_form).unwrap();
+
+    // Update the users languages to all
+    LocalUserLanguage::update_user_languages(&conn, None, local_user.id).unwrap();
+
+    let post_listings_all = PostQuery::builder()
+      .conn(&conn)
+      .sort(Some(SortType::New))
+      .show_bot_accounts(Some(true))
+      .my_person_id(Some(my_person.id))
+      .my_local_user_id(Some(local_user.id))
+      .build()
+      .list()
+      .unwrap();
+
+    // no language filters specified, all posts should be returned
+    assert_eq!(4, post_listings_all.len());
+
+    let french_id = Language::read_id_from_code(&conn, "fr").unwrap();
+    LocalUserLanguage::update_user_languages(&conn, Some(vec![french_id]), local_user.id).unwrap();
+
+    let post_listing_french = PostQuery::builder()
+      .conn(&conn)
+      .sort(Some(SortType::New))
+      .show_bot_accounts(Some(true))
+      .my_person_id(Some(my_person.id))
+      .my_local_user_id(Some(local_user.id))
+      .build()
+      .list()
+      .unwrap();
+
+    // only one french language post should be returned
+    assert_eq!(1, post_listing_french.len());
+    assert_eq!(french_id, post_listing_french[0].post.language_id);
+
+    let undetermined_id = Language::read_id_from_code(&conn, "und").unwrap();
+    LocalUserLanguage::update_user_languages(
+      &conn,
+      Some(vec![french_id, undetermined_id]),
+      local_user.id,
+    )
+    .unwrap();
+    let post_listings_french_und = PostQuery::builder()
+      .conn(&conn)
+      .sort(Some(SortType::New))
+      .show_bot_accounts(Some(true))
+      .my_person_id(Some(my_person.id))
+      .my_local_user_id(Some(local_user.id))
+      .build()
+      .list()
+      .unwrap();
+
+    // french post and undetermined language post should be returned
+    assert_eq!(2, post_listings_french_und.len());
+    assert_eq!(
+      undetermined_id,
+      post_listings_french_und[0].post.language_id
+    );
+    assert_eq!(french_id, post_listings_french_und[1].post.language_id);
+
+    cleanup(data, &conn);
   }
 }