From 4cdc3622370969456b2facad6d9171d0c498cf7b Mon Sep 17 00:00:00 2001
From: Christine Dodrill <me@christine.website>
Date: Sat, 4 Jul 2020 13:13:05 -0400
Subject: [PATCH] philomena_web: hack in forum posts to the firehose (#2)

* philomena_web: hack in forum posts to the firehose

(cherry-picked from commit c5ff6f38f3c1274cd0c6160b798d6f74549735ef)
---
 lib/philomena_web/controllers/topic/post_controller.ex    | 8 ++++++++
 lib/philomena_web/controllers/topic_controller.ex         | 8 ++++++++
 lib/philomena_web/views/api/json/forum/topic/post_view.ex | 8 ++++++++
 3 files changed, 24 insertions(+)

diff --git a/lib/philomena_web/controllers/topic/post_controller.ex b/lib/philomena_web/controllers/topic/post_controller.ex
index f1234dc3..df6b62c1 100644
--- a/lib/philomena_web/controllers/topic/post_controller.ex
+++ b/lib/philomena_web/controllers/topic/post_controller.ex
@@ -35,6 +35,14 @@ defmodule PhilomenaWeb.Topic.PostController do
         Posts.reindex_post(post)
         UserStatistics.inc_stat(conn.assigns.current_user, :forum_posts)
 
+        if forum.access_level == "normal" do
+          PhilomenaWeb.Endpoint.broadcast!(
+            "firehose",
+            "post:create",
+            PhilomenaWeb.Api.Json.Forum.Topic.PostView.render("firehose.json", %{post: post, topic: topic, forum: forum})
+          )
+        end
+
         conn
         |> put_flash(:info, "Post created successfully.")
         |> redirect(
diff --git a/lib/philomena_web/controllers/topic_controller.ex b/lib/philomena_web/controllers/topic_controller.ex
index e96ab7ad..9d781676 100644
--- a/lib/philomena_web/controllers/topic_controller.ex
+++ b/lib/philomena_web/controllers/topic_controller.ex
@@ -108,6 +108,14 @@ defmodule PhilomenaWeb.TopicController do
         Posts.reindex_post(post)
         Topics.notify_topic(topic)
 
+        if forum.access_level == "normal" do
+          PhilomenaWeb.Endpoint.broadcast!(
+            "firehose",
+            "post:create",
+            PhilomenaWeb.Api.Json.Forum.Topic.PostView.render("firehose.json", %{post: post, topic: topic, forum: forum})
+          )
+        end
+
         conn
         |> put_flash(:info, "Successfully posted topic.")
         |> redirect(to: Routes.forum_topic_path(conn, :show, forum, topic))
diff --git a/lib/philomena_web/views/api/json/forum/topic/post_view.ex b/lib/philomena_web/views/api/json/forum/topic/post_view.ex
index ef69e3d6..4d6ecdcb 100644
--- a/lib/philomena_web/views/api/json/forum/topic/post_view.ex
+++ b/lib/philomena_web/views/api/json/forum/topic/post_view.ex
@@ -13,6 +13,14 @@ defmodule PhilomenaWeb.Api.Json.Forum.Topic.PostView do
     %{post: render_one(post, PhilomenaWeb.Api.Json.Forum.Topic.PostView, "post.json", assigns)}
   end
 
+  def render("firehose.json", %{post: post, topic: topic, forum: forum} = assigns) do
+    %{
+      post: render_one(post, PhilomenaWeb.Api.Json.Forum.Topic.PostView, "post.json", assigns),
+      topic: render_one(topic, PhilomenaWeb.Api.Json.Forum.TopicView, "topic.json", assigns),
+      forum: render_one(forum, PhilomenaWeb.Api.Json.ForumView, "forum.json", assigns)
+    }
+  end
+
   def render("post.json", %{post: %{topic: %{hidden_from_users: true}} = post}) do
     %{
       id: post.id,