From babb3a81f52c7c566683e596e10ed3b12defb301 Mon Sep 17 00:00:00 2001
From: Bat <baptiste@gelez.xyz>
Date: Tue, 4 Sep 2018 20:56:27 +0100
Subject: [PATCH] Local timeline

---
 plume-models/src/posts.rs          | 15 +++++++++++++++
 src/main.rs                        |  2 ++
 src/routes/instance.rs             | 18 ++++++++++++++++++
 templates/instance/local.html.tera | 17 +++++++++++++++++
 4 files changed, 52 insertions(+)
 create mode 100644 templates/instance/local.html.tera

diff --git a/plume-models/src/posts.rs b/plume-models/src/posts.rs
index 73c8c98..5305142 100644
--- a/plume-models/src/posts.rs
+++ b/plume-models/src/posts.rs
@@ -113,6 +113,7 @@ impl Post {
             .expect("Error loading a page of posts for blog")
     }
 
+    /// Give a page of all the recent posts known to this instance (= federated timeline)
     pub fn get_recents_page(conn: &PgConnection, (min, max): (i32, i32)) -> Vec<Post> {
         posts::table.order(posts::creation_date.desc())
             .offset(min.into())
@@ -121,6 +122,20 @@ impl Post {
             .expect("Error loading recent posts page")
     }
 
+    /// Give a page of posts from a specific instance
+    pub fn get_instance_page(conn: &PgConnection, instance_id: i32, (min, max): (i32, i32)) -> Vec<Post> {
+        use schema::blogs;
+
+        let blog_ids = blogs::table.filter(blogs::instance_id.eq(instance_id)).select(blogs::id);
+
+        posts::table.order(posts::creation_date.desc())
+            .filter(posts::blog_id.eq(any(blog_ids)))
+            .offset(min.into())
+            .limit((max - min).into())
+            .load::<Post>(conn)
+            .expect("Error loading local posts page")
+    }
+
     pub fn get_authors(&self, conn: &PgConnection) -> Vec<User> {
         use schema::users;
         use schema::post_authors;
diff --git a/src/main.rs b/src/main.rs
index f0f9fce..c00c457 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -57,6 +57,8 @@ fn main() {
 
             routes::instance::paginated_index,
             routes::instance::index,
+            routes::instance::paginated_local,
+            routes::instance::local,
             routes::instance::admin,
             routes::instance::update_settings,
             routes::instance::shared_inbox,
diff --git a/src/routes/instance.rs b/src/routes/instance.rs
index cbf710c..159fc6c 100644
--- a/src/routes/instance.rs
+++ b/src/routes/instance.rs
@@ -44,6 +44,24 @@ fn index(conn: DbConn, user: Option<User>) -> Template {
     paginated_index(conn, user, Page::first())
 }
 
+#[get("/local?<page>")]
+fn paginated_local(conn: DbConn, user: Option<User>, page: Page) -> Template {
+    let instance = Instance::get_local(&*conn).unwrap();
+    let articles = Post::get_instance_page(&*conn, instance.id, page.limits());
+    Template::render("instance/local", json!({
+        "account": user.map(|u| u.to_json(&*conn)),
+        "instance": instance,
+        "page": page.page,
+        "n_pages": Page::total(Post::count_local(&*conn) as i32),
+        "articles": articles.into_iter().map(|p| p.to_json(&*conn)).collect::<Vec<serde_json::Value>>()
+    }))
+}
+
+#[get("/local")]
+fn local(conn: DbConn, user: Option<User>) -> Template {
+    paginated_local(conn, user, Page::first())
+}
+
 #[get("/admin")]
 fn admin(conn: DbConn, admin: Admin) -> Template {
     Template::render("instance/admin", json!({
diff --git a/templates/instance/local.html.tera b/templates/instance/local.html.tera
new file mode 100644
index 0000000..9c550f4
--- /dev/null
+++ b/templates/instance/local.html.tera
@@ -0,0 +1,17 @@
+{% extends "base" %}
+{% import "macros" as macros %}
+
+{% block title %}
+{{ "Articles from {{ instance.name }}" | _(instance=instance) }}
+{% endblock title %}
+
+{% block content %}
+    <h1>{{ "Articles from {{ instance.name }}" | _(instance=instance) }}</h1>
+
+    <div class="cards">
+        {% for article in articles %}
+            {{ macros::post_card(article=article) }}
+        {% endfor %}
+    </div>
+    {{ macros::paginate(page=page, total=n_pages) }}
+{% endblock content %}