From 53c48378b8b7fae25f2537c5b9d8fa66b7cfc685 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maxime=20M=C3=A9rian?= <mmerian@users.noreply.github.com>
Date: Thu, 21 Feb 2019 15:27:44 +0100
Subject: [PATCH] Fix protocol detection when behind HTTPS proxy (#80)

---
 helpers/utils.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/helpers/utils.php b/helpers/utils.php
index c29dbe0..91791f8 100644
--- a/helpers/utils.php
+++ b/helpers/utils.php
@@ -116,6 +116,10 @@
      */
     public static function getBaseUrl() {
       $proto = (!isset($_SERVER["HTTPS"]) || $_SERVER["HTTPS"] == "" || $_SERVER["HTTPS"] == "off") ? "http://" : "https://";
+      // Check if we are behind an https proxy
+      if (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https') {
+        $proto = 'https://';
+      }
       $host = isset($_SERVER["HTTP_HOST"]) ? $_SERVER["HTTP_HOST"] : "";
       if (realpath($_SERVER["SCRIPT_FILENAME"])) {
         $scriptPath = substr(dirname(realpath($_SERVER["SCRIPT_FILENAME"])), strlen(ROOT_DIR));
@@ -131,4 +135,4 @@
 
   }
 
-?>
\ No newline at end of file
+?>