From 7a0fb0f5d3c9773c9db0a7490fc1160bd2dd8441 Mon Sep 17 00:00:00 2001
From: evazion <noizave@gmail.com>
Date: Sun, 14 Jan 2018 20:36:57 -0600
Subject: [PATCH] Fix #3500: Redirect API endpoints with `md5` query param to
 correct format.

---
 app/controllers/posts_controller.rb | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/app/controllers/posts_controller.rb b/app/controllers/posts_controller.rb
index b16f1fcd8..e11c8c36d 100644
--- a/app/controllers/posts_controller.rb
+++ b/app/controllers/posts_controller.rb
@@ -6,7 +6,9 @@ class PostsController < ApplicationController
   def index
     if params[:md5].present?
       @post = Post.find_by_md5(params[:md5])
-      redirect_to post_path(@post)
+      respond_with(@post) do |format|
+        format.html { redirect_to(@post) }
+      end
     else
       limit = params[:limit] || (params[:tags] =~ /(?:^|\s)limit:(\d+)(?:$|\s)/ && $1) || CurrentUser.user.per_page
       @random = params[:random] || params[:tags] =~ /(?:^|\s)order:random(?:$|\s)/