From 685be534ec14ea7b08d3cc0f83dbe00ca68a9957 Mon Sep 17 00:00:00 2001
From: yflory <yann.flory@xwiki.com>
Date: Fri, 24 Apr 2020 11:37:35 +0200
Subject: [PATCH] Clear ghost data on ready if you're alone

---
 www/pad/comments.js | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/www/pad/comments.js b/www/pad/comments.js
index cf946e4d0..514c1aae7 100644
--- a/www/pad/comments.js
+++ b/www/pad/comments.js
@@ -462,6 +462,22 @@ define([
 
     var ready = function (Env) {
         Env.ready = 0;
+
+        // If you're the only edit user online, clear "deleted" comments
+        if (!Env.common.isLoggedIn()) { return; }
+        var users = Env.metadataMgr.getMetadata().users || {};
+        var isNotAlone = Object.keys(users).length > 1;
+        if (isNotAlone) { return; }
+
+        // Clear data
+        var data = (Env.comments && Env.comments.data) || {};
+        Object.keys(data).forEach(function (uid) {
+            if (data[uid].deleted) { delete data[uid]; }
+        });
+
+        // Commit
+        updateMetadata(Env);
+        Env.framework.localChange();
     };
 
     Comments.create = function (cfg) {