From 294ac7e998af557db7f65f1e796a654b6428ec51 Mon Sep 17 00:00:00 2001
From: Eugen Rochko <eugen@zeonfederated.com>
Date: Fri, 24 Jan 2020 00:20:51 +0100
Subject: port tootsuite/#12930 to monsterfork: Fix OEmbed leaking information
 about existence of non-public statuses

---
 app/controllers/api/oembed_controller.rb | 16 +++++++++++++---
 app/controllers/statuses_controller.rb   |  4 ++--
 2 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/app/controllers/api/oembed_controller.rb b/app/controllers/api/oembed_controller.rb
index 25c877ecd..b1970e954 100644
--- a/app/controllers/api/oembed_controller.rb
+++ b/app/controllers/api/oembed_controller.rb
@@ -1,15 +1,25 @@
 # frozen_string_literal: true
 
 class Api::OEmbedController < Api::BaseController
-  respond_to :json
+  skip_before_action :require_authenticated_user!
+
+  before_action :set_status
+  before_action :require_public_status!
 
   def show
-    @status = status_finder.status
-    render json: @status, serializer: OEmbedSerializer, width: maxwidth_or_default, height: maxheight_or_default, monsterfork_api: monsterfork_api
+    render json: @status, serializer: OEmbedSerializer, width: maxwidth_or_default, height: maxheight_or_default
   end
 
   private
 
+  def set_status
+    @status = status_finder.status
+  end
+
+  def require_public_status!
+    not_found unless @status.distributable?
+  end
+
   def status_finder
     StatusFinder.new(params[:url])
   end
diff --git a/app/controllers/statuses_controller.rb b/app/controllers/statuses_controller.rb
index 00db6c169..87fdf222e 100644
--- a/app/controllers/statuses_controller.rb
+++ b/app/controllers/statuses_controller.rb
@@ -47,7 +47,7 @@ class StatusesController < ApplicationController
   end
 
   def embed
-    raise ActiveRecord::RecordNotFound unless @status.distributable?
+    return not_found unless @status.distributable?
 
     expires_in 180, public: true
     response.headers['X-Frame-Options'] = 'ALLOWALL'
@@ -75,7 +75,7 @@ class StatusesController < ApplicationController
       authorize @status, :show?
     end
   rescue Mastodon::NotPermittedError
-    raise ActiveRecord::RecordNotFound
+    not_found
   end
 
   def handle_sharekey_change
-- 
cgit