Hide default port in local URL behind a reverse proxy

1 files changed, 10 insertions, 2 deletions

diff --git a/application/HttpUtils.php b/application/HttpUtils.php
index e705cfd6..e8fc1f5d 100644
--- a/application/HttpUtils.php
+++ b/application/HttpUtils.php
@@ -297,9 +297,17 @@ function server_url($server)
             // Keep forwarded port
             if (strpos($server['HTTP_X_FORWARDED_PORT'], ',') !== false) {
                 $ports = explode(',', $server['HTTP_X_FORWARDED_PORT']);
-                $port = ':' . trim($ports[0]);
+                $port = trim($ports[0]);
             } else {
-                $port = ':' . $server['HTTP_X_FORWARDED_PORT'];
+                $port = $server['HTTP_X_FORWARDED_PORT'];
+            }
+
+            if (($scheme == 'http' && $port != '80')
+                || ($scheme == 'https' && $port != '443')
+            ) {
+                $port = ':' . $port;
+            } else {
+                $port = '';
             }
         }