From 9fee93a100606111a24e86be45ddf7b3134ca879 Mon Sep 17 00:00:00 2001
From: Miroslav Pejic <miroslav.pejic.85@gmail.com>
Date: Tue, 14 Jun 2022 08:39:28 +0200
Subject: [PATCH] [mirotalksfu] - chat - strip Html

---
 public/js/RoomClient.js | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

diff --git a/public/js/RoomClient.js b/public/js/RoomClient.js
index fdf3f8b8..987eea08 100644
--- a/public/js/RoomClient.js
+++ b/public/js/RoomClient.js
@@ -1800,10 +1800,7 @@ class RoomClient {
     }
 
     formatMsg(message) {
-        if (message.includes('<img')) {
-            chatMessage.value = '';
-            return '';
-        }
+        if (this.isHtml(message)) return this.stripHtml(message);
         let urlRegex = /(https?:\/\/[^\s]+)/g;
         return message.replace(urlRegex, (url) => {
             if (message.match(/\.(jpeg|jpg|gif|png|tiff|bmp)$/))
@@ -1812,6 +1809,20 @@ class RoomClient {
         });
     }
 
+    stripHtml(html) {
+        let doc = new DOMParser().parseFromString(html, 'text/html');
+        return doc.body.textContent || '';
+    }
+
+    isHtml(str) {
+        var a = document.createElement('div');
+        a.innerHTML = str;
+        for (var c = a.childNodes, i = c.length; i--; ) {
+            if (c[i].nodeType == 1) return true;
+        }
+        return false;
+    }
+
     collectMessages(time, from, msg) {
         this.chatMessages.push({
             time: time,