From b7b9960558ecc100568670508c76eec92deafa8b Mon Sep 17 00:00:00 2001
From: Guo Xiang Tan <tgx_world@hotmail.com>
Date: Mon, 6 May 2019 13:26:57 +0800
Subject: [PATCH] DEV: Fix missing port in URLs in development mode.

---
 lib/discourse.rb | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/discourse.rb b/lib/discourse.rb
index 51f0e013131..b23078cd596 100644
--- a/lib/discourse.rb
+++ b/lib/discourse.rb
@@ -263,6 +263,11 @@ module Discourse
     default_port = SiteSetting.force_https? ? 443 : 80
     url = "#{base_protocol}://#{current_hostname}"
     url << ":#{SiteSetting.port}" if SiteSetting.port.to_i > 0 && SiteSetting.port.to_i != default_port
+
+    if Rails.env.development? && SiteSetting.port.blank?
+      url << ":#{ENV["UNICORN_PORT"] || 3000}"
+    end
+
     url
   end