From 7a5f49acaa8e5fb1aac357a525327e20e5e9991d Mon Sep 17 00:00:00 2001
From: holan20180123 <liyuchun@easycorp.ltd>
Date: Tue, 3 Aug 2021 10:08:56 +0800
Subject: [PATCH]  * Finish task #40817.

---
 module/doc/view/content.html.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/module/doc/view/content.html.php b/module/doc/view/content.html.php
index 655313b6e8..42f82a83fa 100644
--- a/module/doc/view/content.html.php
+++ b/module/doc/view/content.html.php
@@ -73,8 +73,9 @@ $sessionString .= session_name() . '=' . session_id();
             {
                 $url = $doc->content;
                 if(!preg_match('/^https?:\/\//', $doc->content)) $url = 'http://' . $url;
-                $urlIsHttps = strpos($url, 'https://') === 0;
+                $urlIsHttps    = strpos($url, 'https://') === 0;
                 $serverIsHttps = ((isset($_SERVER["HTTPS"]) && $_SERVER["HTTPS"] == 'on') or (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) and strtolower($_SERVER['HTTP_X_FORWARDED_PROTO']) == 'https'));
+
                 if(($urlIsHttps and $serverIsHttps) or (!$urlIsHttps and !$serverIsHttps))
                 {
                     echo "<iframe width='100%' id='urlIframe' src='$url'></iframe>";