Make it possible to tag articles and display them

plume-models/src/posts.rs

@@ -19,6 +19,7 @@ use likes::Like;
 use mentions::Mention;
 use post_authors::*;
 use reshares::Reshare;
+use tags::Tag;
 use users::User;
 use schema::posts;
 use safe_string::SafeString;
@@ -244,7 +245,8 @@ impl Post {
             "author": self.get_authors(conn)[0].to_json(conn),
             "url": format!("/~/{}/{}/", blog.get_fqn(conn), self.slug),
             "date": self.creation_date.timestamp(),
-            "blog": blog.to_json(conn)
+            "blog": blog.to_json(conn),
+            "tags": Tag::for_post(&*conn, self.id)
         })
     }
 

plume-models/src/tags.rs

@@ -1,7 +1,7 @@
 use diesel::{self, PgConnection, ExpressionMethods, RunQueryDsl, QueryDsl};
 use schema::tags;
 
-#[derive(Queryable)]
+#[derive(Serialize, Queryable)]
 pub struct Tag {
     pub id: i32,
     pub tag: String,
@@ -20,4 +20,5 @@ pub struct NewTag {
 impl Tag {
     insert!(tags, NewTag);
     get!(tags);
+    list_by!(tags, for_post, post_id as i32);
 }